Fix U2F

CoinGecko Rate Provider

.circleci/config.yml

@@ -66,6 +66,20 @@ jobs:
             sudo docker login --username=$DOCKERHUB_USER --password=$DOCKERHUB_PASS
             sudo docker push $DOCKERHUB_REPO:$LATEST_TAG-arm32v7
 
+  arm64v8:
+    machine:
+        enabled: true
+    steps:
+      - checkout  
+      - run:
+          command: |
+            sudo docker run --rm --privileged multiarch/qemu-user-static:register --reset
+            LATEST_TAG=${CIRCLE_TAG:1} #trim v from tag
+            #
+            sudo docker build --pull -t $DOCKERHUB_REPO:$LATEST_TAG-arm64v8 -f arm64v8.Dockerfile .
+            sudo docker login --username=$DOCKERHUB_USER --password=$DOCKERHUB_PASS
+            sudo docker push $DOCKERHUB_REPO:$LATEST_TAG-arm64v8
+
   multiarch:
     machine:
       enabled: true
@@ -80,9 +94,10 @@ jobs:
             sudo docker login --username=$DOCKERHUB_USER --password=$DOCKERHUB_PASS
             #
             LATEST_TAG=${CIRCLE_TAG:1} #trim v from tag
-            sudo docker manifest create --amend $DOCKERHUB_REPO:$LATEST_TAG $DOCKERHUB_REPO:$LATEST_TAG-amd64 $DOCKERHUB_REPO:$LATEST_TAG-arm32v7
+            sudo docker manifest create --amend $DOCKERHUB_REPO:$LATEST_TAG $DOCKERHUB_REPO:$LATEST_TAG-amd64 $DOCKERHUB_REPO:$LATEST_TAG-arm32v7 $DOCKERHUB_REPO:$LATEST_TAG-arm64v8
             sudo docker manifest annotate $DOCKERHUB_REPO:$LATEST_TAG $DOCKERHUB_REPO:$LATEST_TAG-amd64 --os linux --arch amd64
             sudo docker manifest annotate $DOCKERHUB_REPO:$LATEST_TAG $DOCKERHUB_REPO:$LATEST_TAG-arm32v7 --os linux --arch arm --variant v7
+            sudo docker manifest annotate $DOCKERHUB_REPO:$LATEST_TAG $DOCKERHUB_REPO:$LATEST_TAG-arm64v8 --os linux --arch arm64 --variant v8
             sudo docker manifest push $DOCKERHUB_REPO:$LATEST_TAG -p
 
 workflows:
@@ -114,10 +129,17 @@ workflows:
               ignore: /.*/
             tags:
               only: /(v[1-9]+(\.[0-9]+)*)|(v[a-z]+)/
-      - multiarch:
-          requires:
-            - amd64
-            - arm32v7
+      - arm64v8:
+          filters:
+            branches:
+              ignore: /.*/
+            tags:
+              only: /(v[1-9]+(\.[0-9]+)*)|(v[a-z]+)/
+      - multiarch:
+          requires:
+            - amd64
+            - arm32v7
+            - arm64v8
           filters:
             branches:
               ignore: /.*/

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Bitcoin.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Bitcoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://blockstream.info/tx/{0}" : "https://blockstream.info/testnet/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "bitcoin",
                 CryptoImagePath = "imlegacy/bitcoin.svg",

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.BitcoinGold.cs

@@ -12,7 +12,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "BGold",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://explorer.bitcoingold.org/insight/tx/{0}/" : "https://test-explorer.bitcoingold.org/insight/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "bitcoingold",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Bitcoinplus.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Bitcoinplus",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://chainz.cryptoid.info/xbc/tx.dws?{0}" : "https://chainz.cryptoid.info/xbc/tx.dws?{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "bitcoinplus",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Bitcore.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Bitcore",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://insight.bitcore.cc/tx/{0}" : "https://insight.bitcore.cc/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "bitcore",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Dash.cs

@@ -15,7 +15,6 @@ namespace BTCPayServer
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet
                     ? "https://insight.dash.org/insight/tx/{0}"
                     : "https://testnet-insight.dashevo.org/insight/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "dash",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Dogecoin.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Dogecoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://dogechain.info/tx/{0}" : "https://dogechain.info/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "dogecoin",
                 DefaultRateRules = new[] 

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Feathercoin.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Feathercoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://explorer.feathercoin.com/tx/{0}" : "https://explorer.feathercoin.com/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "feathercoin",
                 DefaultRateRules = new[] 

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Groestlcoin.cs

@@ -18,7 +18,6 @@ namespace BTCPayServer
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet
                     ? "https://chainz.cryptoid.info/grs/tx.dws?{0}.htm"
                     : "https://chainz.cryptoid.info/grs-test/tx.dws?{0}.htm",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "groestlcoin",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Litecoin.cs

@@ -19,9 +19,13 @@ namespace BTCPayServer
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet
                     ? "https://live.blockcypher.com/ltc/tx/{0}/"
                     : "http://explorer.litecointools.com/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "litecoin",
+                DefaultRateRules = new[]
+                {
+                    "LTC_X = LTC_BTC * BTC_X",
+                    "LTC_BTC = coingecko(LTC_BTC)"
+                },
                 CryptoImagePath = "imlegacy/litecoin.svg",
                 LightningImagePath = "imlegacy/litecoin-lightning.svg",
                 DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Monacoin.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Monacoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://mona.insight.monaco-ex.org/insight/tx/{0}" : "https://testnet-mona.insight.monaco-ex.org/insight/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "monacoin",
                 DefaultRateRules = new[] 

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Polis.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Polis",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://insight.polispay.org/tx/{0}" : "https://insight.polispay.org/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "polis",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Ufo.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Ufo",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://chainz.cryptoid.info/ufo/tx.dws?{0}" : "https://chainz.cryptoid.info/ufo/tx.dws?{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "ufo",
                 DefaultRateRules = new[] 

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.Viacoin.cs

@@ -17,7 +17,6 @@ namespace BTCPayServer
                 CryptoCode = nbxplorerNetwork.CryptoCode,
                 DisplayName = "Viacoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://explorer.viacoin.org/tx/{0}" : "https://explorer.viacoin.org/tx/{0}",
-                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "viacoin",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.cs

@@ -47,6 +47,8 @@ namespace BTCPayServer
             _NBXplorerNetworkProvider = new NBXplorerNetworkProvider(networkType);
             NetworkType = networkType;
             InitBitcoin();
+            InitLiquid();
+            InitLiquidAssets();
             InitLitecoin();
             InitBitcore();
             InitDogecoin();
@@ -93,6 +95,12 @@ namespace BTCPayServer
         [Obsolete("To use only for legacy stuff")]
         public BTCPayNetwork BTC => GetNetwork<BTCPayNetwork>("BTC");
 
+        public void Add(BTCPayNetwork network)
+        {
+            if (network.NBitcoinNetwork == null)
+                return;
+            Add(network as BTCPayNetworkBase);
+        }
         public void Add(BTCPayNetworkBase network)
         {
             _Networks.Add(network.CryptoCode.ToUpperInvariant(), network);
@@ -109,7 +117,7 @@ namespace BTCPayServer
         }
         public BTCPayNetworkBase GetNetwork(string cryptoCode)
         {
-            return GetNetwork<BTCPayNetworkBase>(cryptoCode);
+            return GetNetwork<BTCPayNetworkBase>(cryptoCode.ToUpperInvariant());
         }
         public T GetNetwork<T>(string cryptoCode) where T: BTCPayNetworkBase
         {

BTCPayServer.Common/Altcoins/Liquid/BTCPayNetworkProvider.Liquid.cs

@@ -0,0 +1,54 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using NBitcoin;
+using NBitcoin.Altcoins;
+using NBitcoin.Altcoins.Elements;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitLiquid()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("LBTC");
+            Add(new ElementsBTCPayNetwork()
+            {
+                AssetId = NetworkType == NetworkType.Mainnet ? ElementsParams<Liquid>.PeggedAssetId: ElementsParams<Liquid.LiquidRegtest>.PeggedAssetId,
+                CryptoCode = "LBTC",
+                NetworkCryptoCode = "LBTC",
+                DisplayName = "Liquid Bitcoin",
+                DefaultRateRules = new[]
+                {
+                    "LBTC_X = LBTC_BTC * BTC_X",
+                    "LBTC_BTC = 1",
+                },
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://blockstream.info/liquid/tx/{0}" : "https://blockstream.info/testnet/liquid/tx/{0}",
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "liquidnetwork",
+                CryptoImagePath = "imlegacy/liquid.svg",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("1776'") : new KeyPath("1'"),
+                SupportRBF = true,
+                //https://github.com/spesmilo/electrum/blob/11733d6bc271646a00b69ff07657119598874da4/electrum/constants.py
+                ElectrumMapping = NetworkType == NetworkType.Mainnet
+                    ? new Dictionary<uint, DerivationType>()
+                    {
+                        {0x0488b21eU, DerivationType.Legacy }, // xpub
+                        {0x049d7cb2U, DerivationType.SegwitP2SH }, // ypub
+                        {0x4b24746U, DerivationType.Segwit }, //zpub
+                    }
+                    : new Dictionary<uint, DerivationType>()
+                    {
+                        {0x043587cfU, DerivationType.Legacy},
+                        {0x044a5262U, DerivationType.SegwitP2SH},
+                        {0x045f1cf6U, DerivationType.Segwit}
+                    },
+            });
+        }
+    }
+
+
+}

BTCPayServer.Common/Altcoins/Liquid/BTCPayNetworkProvider.LiquidAssets.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitLiquidAssets()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("LBTC");
+            Add(new ElementsBTCPayNetwork()
+            {
+                CryptoCode = "USDt",
+                NetworkCryptoCode = "LBTC",
+                DefaultRateRules = new[]
+                {
+                    "USDT_UST = 1",
+                    "USDT_X = USDT_BTC * BTC_X",
+                    "USDT_BTC = bitfinex(UST_BTC)",
+                },
+                AssetId = new uint256("ce091c998b83c78bb71a632313ba3760f1763d9cfcffae02258ffa9865a37bd2"),
+                DisplayName = "Tether USD",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://blockstream.info/liquid/tx/{0}" : "https://blockstream.info/testnet/liquid/tx/{0}",
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "liquidnetwork",
+                CryptoImagePath = "imlegacy/liquid-tether.svg",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("1776'") : new KeyPath("1'"),
+                SupportRBF = true,
+                //https://github.com/spesmilo/electrum/blob/11733d6bc271646a00b69ff07657119598874da4/electrum/constants.py
+                ElectrumMapping = NetworkType == NetworkType.Mainnet
+                    ? new Dictionary<uint, DerivationType>()
+                    {
+                        {0x0488b21eU, DerivationType.Legacy }, // xpub
+                        {0x049d7cb2U, DerivationType.SegwitP2SH }, // ypub
+                        {0x4b24746U, DerivationType.Segwit }, //zpub
+                    }
+                    : new Dictionary<uint, DerivationType>()
+                    {
+                        {0x043587cfU, DerivationType.Legacy},
+                        {0x044a5262U, DerivationType.SegwitP2SH},
+                        {0x045f1cf6U, DerivationType.Segwit}
+                    }
+            });
+        }
+    }
+
+
+}

BTCPayServer.Common/Altcoins/Liquid/ElementsLikeBtcPayNetwork.cs

@@ -0,0 +1,26 @@
+using System.Collections.Generic;
+using System.Linq;
+using NBitcoin;
+using NBXplorer;
+using NBXplorer.Models;
+
+namespace BTCPayServer
+{
+    public class ElementsBTCPayNetwork:BTCPayNetwork
+    {
+        public string NetworkCryptoCode { get; set; }
+        public uint256 AssetId { get; set; }
+        public override bool ReadonlyWallet { get; set; } = true;
+        public int Divisibility { get; set; } = 8;
+
+        public override IEnumerable<(MatchedOutput matchedOutput, OutPoint outPoint)> GetValidOutputs(NewTransactionEvent evtOutputs)
+        {
+            return  evtOutputs.Outputs.Where(output =>
+                output.Value is AssetMoney assetMoney && assetMoney.AssetId == AssetId).Select(output =>
+            {
+                var outpoint = new OutPoint(evtOutputs.TransactionData.TransactionHash, output.Index);
+                return (output, outpoint);
+            });
+        }
+    }
+}

BTCPayServer.Common/Altcoins/Monero/BTCPayNetworkProvider.Monero.cs

@@ -14,6 +14,11 @@ namespace BTCPayServer
                     NetworkType == NetworkType.Mainnet
                         ? "https://www.exploremonero.com/transaction/{0}"
                         : "https://testnet.xmrchain.net/tx/{0}",
+                DefaultRateRules = new[]
+                {
+                    "XMR_X = XMR_BTC * BTC_X",
+                    "XMR_BTC = kraken(XMR_BTC)"
+                },
                 CryptoImagePath = "/imlegacy/monero.svg"
             });
         }

BTCPayServer.Common/BTCPayNetwork.cs

@@ -1,10 +1,11 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Threading.Tasks;
 using NBitcoin;
 using NBXplorer;
+using NBXplorer.Models;
 using Newtonsoft.Json;
 
 namespace BTCPayServer
@@ -46,7 +47,7 @@ namespace BTCPayServer
 
     public class BTCPayNetwork:BTCPayNetworkBase
     {
-        public Network NBitcoinNetwork { get; set; }
+        public Network NBitcoinNetwork { get { return  NBXplorerNetwork?.NBitcoinNetwork; } }
         public NBXplorer.NBXplorerNetwork NBXplorerNetwork { get; set; }
         public bool SupportRBF { get; internal set; }
         public string LightningImagePath { get; set; }
@@ -55,6 +56,9 @@ namespace BTCPayServer
         
         public Dictionary<uint, DerivationType> ElectrumMapping = new Dictionary<uint, DerivationType>();
 
+        public virtual bool WalletSupported { get; set; } = true;
+        public virtual bool ReadonlyWallet{ get; set; } = false;
+        
         public int MaxTrackedConfirmation { get; internal set; } = 6;
         public string UriScheme { get; internal set; }
         public KeyPath GetRootKeyPath(DerivationType type)
@@ -100,6 +104,14 @@ namespace BTCPayServer
         {
             return NBXplorerNetwork.Serializer.ToString(obj);
         }
+        public virtual IEnumerable<(MatchedOutput matchedOutput, OutPoint outPoint)> GetValidOutputs(NewTransactionEvent evtOutputs)
+        {
+            return evtOutputs.Outputs.Select(output =>
+            {
+                var outpoint = new OutPoint(evtOutputs.TransactionData.TransactionHash, output.Index);
+                return (output, outpoint);
+            });
+        }
     }
 
     public abstract class BTCPayNetworkBase

BTCPayServer.Common/BTCPayServer.Common.csproj

@@ -3,8 +3,7 @@
   <Import Project="../Build/Common.csproj" />
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.9" Condition="'$(TargetFramework)' == 'netcoreapp2.1'" />
-    <FrameworkReference Include="Microsoft.AspNetCore.App" Condition="'$(TargetFramework)' != 'netcoreapp2.1'" />
-    <PackageReference Include="NBXplorer.Client" Version="2.0.0.26" />
+    <FrameworkReference Include="Microsoft.AspNetCore.App" />
+    <PackageReference Include="NBXplorer.Client" Version="3.0.1" />
   </ItemGroup>
 </Project>

BTCPayServer.Common/Shims.cs

@@ -1,4 +1,3 @@
-#if !NETCOREAPP21
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
@@ -235,25 +234,3 @@ namespace Microsoft.Extensions.Logging.Abstractions.Internal
         }
     }
 }
-
-
-#else
-using Microsoft.Extensions.Options;
-using Newtonsoft.Json;
-
-namespace Microsoft.AspNetCore.Mvc
-{
-    /// <summary>
-    /// Provides programmatic configuration for JSON formatters using Newtonsoft.JSON.
-    /// </summary>
-    public class MvcNewtonsoftJsonOptions
-    {
-		IOptions<MvcJsonOptions> jsonOptions;
-		public MvcNewtonsoftJsonOptions(IOptions<MvcJsonOptions> jsonOptions)
-		{
-			this.jsonOptions = jsonOptions;
-		}
-		public JsonSerializerSettings SerializerSettings => this.jsonOptions.Value.SerializerSettings;
-	}
-}
-#endif

BTCPayServer.Data/BTCPayServer.Data.csproj

@@ -1,19 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <Import Project="../Build/Version.csproj" Condition="Exists('../Build/Version.csproj')" />
   <Import Project="../Build/Common.csproj" />
-  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.1'">
-    <PackageReference Include="Microsoft.AspNetCore.App" AllowExplicitVersion="true" Version="2.1.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="2.1.4" />
-    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="2.1.2" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="2.1.2" />
-    <PackageReference Include="OpenIddict.EntityFrameworkCore" Version="3.0.0-alpha1.19515.63" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' != 'netcoreapp2.1'">
+  <ItemGroup>
     <FrameworkReference Include="Microsoft.AspNetCore.App" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="3.0.0" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="3.0.1" />
-    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="3.0.0-rc1.final" />
-    <PackageReference Include="OpenIddict.EntityFrameworkCore" Version="3.0.0-alpha1.19515.63" />
-    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="3.0.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="3.1.0" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="3.1.0" />
+    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="3.1.0" />
+    <PackageReference Include="OpenIddict.EntityFrameworkCore" Version="3.0.0-alpha1.20058.15" />
+    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="3.1.0" />
   </ItemGroup>
 </Project>

BTCPayServer.Data/Data/ApplicationDbContext.cs

@@ -9,10 +9,23 @@ namespace BTCPayServer.Data
 {
     public class ApplicationDbContext : IdentityDbContext<ApplicationUser>
     {
+        //public ApplicationDbContext(): base(CreateMySql())
+        //{
+
+        //}
+
+        //private static DbContextOptions CreateMySql()
+        //{
+        //    return new DbContextOptionsBuilder<ApplicationDbContext>()
+        //        .UseMySql("Server=myServerAddress;Database=myDataBase;Uid=myUsername;Pwd=myPassword;")
+        //        .Options;
+        //}
+
         public ApplicationDbContext()
         {
 
         }
+
         public ApplicationDbContext(DbContextOptions<ApplicationDbContext> options)
             : base(options)
         {

BTCPayServer.Data/Data/ApplicationDbContextFactory.cs

@@ -45,11 +45,7 @@ namespace BTCPayServer.Data
 
         class CustomNpgsqlMigrationsSqlGenerator : NpgsqlMigrationsSqlGenerator
         {
-#if NETCOREAPP21
-            public CustomNpgsqlMigrationsSqlGenerator(MigrationsSqlGeneratorDependencies dependencies) : base(dependencies)
-#else
             public CustomNpgsqlMigrationsSqlGenerator(MigrationsSqlGeneratorDependencies dependencies,  IMigrationsAnnotationProvider annotations, Npgsql.EntityFrameworkCore.PostgreSQL.Infrastructure.Internal.INpgsqlOptions opts) : base(dependencies, annotations, opts)
-#endif
             {
             }
 

BTCPayServer.Data/Migrations/20170913143004_Init.cs

@@ -12,11 +12,12 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "AspNetRoles",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     ConcurrencyStamp = table.Column<string>(nullable: true),
                     Name = table.Column<string>(maxLength: 256, nullable: true),
                     NormalizedName = table.Column<string>(maxLength: 256, nullable: true)
@@ -30,7 +31,7 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUsers",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     AccessFailedCount = table.Column<int>(nullable: false),
                     ConcurrencyStamp = table.Column<string>(nullable: true),
                     Email = table.Column<string>(maxLength: 256, nullable: true),
@@ -55,7 +56,7 @@ namespace BTCPayServer.Migrations
                 name: "Stores",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     DerivationStrategy = table.Column<string>(nullable: true),
                     SpeedPolicy = table.Column<int>(nullable: false),
                     StoreCertificate = table.Column<byte[]>(nullable: true),
@@ -75,7 +76,7 @@ namespace BTCPayServer.Migrations
                         .Annotation("Sqlite:Autoincrement", true),
                     ClaimType = table.Column<string>(nullable: true),
                     ClaimValue = table.Column<string>(nullable: true),
-                    RoleId = table.Column<string>(nullable: false)
+                    RoleId = table.Column<string>(nullable: false, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -96,7 +97,7 @@ namespace BTCPayServer.Migrations
                         .Annotation("Sqlite:Autoincrement", true),
                     ClaimType = table.Column<string>(nullable: true),
                     ClaimValue = table.Column<string>(nullable: true),
-                    UserId = table.Column<string>(nullable: false)
+                    UserId = table.Column<string>(nullable: false, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -116,7 +117,7 @@ namespace BTCPayServer.Migrations
                     LoginProvider = table.Column<string>(nullable: false),
                     ProviderKey = table.Column<string>(nullable: false),
                     ProviderDisplayName = table.Column<string>(nullable: true),
-                    UserId = table.Column<string>(nullable: false)
+                    UserId = table.Column<string>(nullable: false, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -133,8 +134,8 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUserRoles",
                 columns: table => new
                 {
-                    UserId = table.Column<string>(nullable: false),
-                    RoleId = table.Column<string>(nullable: false)
+                    UserId = table.Column<string>(nullable: false, maxLength: maxLength),
+                    RoleId = table.Column<string>(nullable: false, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -157,7 +158,7 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUserTokens",
                 columns: table => new
                 {
-                    UserId = table.Column<string>(nullable: false),
+                    UserId = table.Column<string>(nullable: false, maxLength: maxLength),
                     LoginProvider = table.Column<string>(nullable: false),
                     Name = table.Column<string>(nullable: false),
                     Value = table.Column<string>(nullable: true)
@@ -177,7 +178,7 @@ namespace BTCPayServer.Migrations
                 name: "Invoices",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Blob = table.Column<byte[]>(nullable: true),
                     Created = table.Column<DateTimeOffset>(nullable: false),
                     CustomerEmail = table.Column<string>(nullable: true),
@@ -185,7 +186,7 @@ namespace BTCPayServer.Migrations
                     ItemCode = table.Column<string>(nullable: true),
                     OrderId = table.Column<string>(nullable: true),
                     Status = table.Column<string>(nullable: true),
-                    StoreDataId = table.Column<string>(nullable: true)
+                    StoreDataId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -202,8 +203,8 @@ namespace BTCPayServer.Migrations
                 name: "UserStore",
                 columns: table => new
                 {
-                    ApplicationUserId = table.Column<string>(nullable: false),
-                    StoreDataId = table.Column<string>(nullable: false),
+                    ApplicationUserId = table.Column<string>(nullable: false, maxLength: maxLength),
+                    StoreDataId = table.Column<string>(nullable: false, maxLength: maxLength),
                     Role = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
@@ -227,9 +228,9 @@ namespace BTCPayServer.Migrations
                 name: "Payments",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Blob = table.Column<byte[]>(nullable: true),
-                    InvoiceDataId = table.Column<string>(nullable: true)
+                    InvoiceDataId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -246,9 +247,9 @@ namespace BTCPayServer.Migrations
                 name: "RefundAddresses",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Blob = table.Column<byte[]>(nullable: true),
-                    InvoiceDataId = table.Column<string>(nullable: true)
+                    InvoiceDataId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {

BTCPayServer.Data/Migrations/20170926073744_Settings.cs

@@ -12,11 +12,12 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "Settings",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Value = table.Column<string>(nullable: true)
                 },
                 constraints: table =>

BTCPayServer.Data/Migrations/20170926084408_RequiresEmailConfirmation.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<bool>(
                 name: "RequiresEmailConfirmation",
                 table: "AspNetUsers",

BTCPayServer.Data/Migrations/20171006013443_AddressMapping.cs

@@ -12,12 +12,13 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "AddressInvoices",
                 columns: table => new
                 {
-                    Address = table.Column<string>(nullable: false),
-                    InvoiceDataId = table.Column<string>(nullable: true)
+                    Address = table.Column<string>(nullable: false, maxLength: this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)512 : null),
+                    InvoiceDataId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {

BTCPayServer.Data/Migrations/20171010082424_Tokens.cs

@@ -12,17 +12,18 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "PairedSINData",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Facade = table.Column<string>(nullable: true),
                     Label = table.Column<string>(nullable: true),
                     Name = table.Column<string>(nullable: true),
                     PairingTime = table.Column<DateTimeOffset>(nullable: false),
                     SIN = table.Column<string>(nullable: true),
-                    StoreDataId = table.Column<string>(nullable: true)
+                    StoreDataId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -33,14 +34,14 @@ namespace BTCPayServer.Migrations
                 name: "PairingCodes",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     DateCreated = table.Column<DateTime>(nullable: false),
                     Expiration = table.Column<DateTimeOffset>(nullable: false),
                     Facade = table.Column<string>(nullable: true),
                     Label = table.Column<string>(nullable: true),
                     Name = table.Column<string>(nullable: true),
                     SIN = table.Column<string>(nullable: true),
-                    StoreDataId = table.Column<string>(nullable: true),
+                    StoreDataId = table.Column<string>(nullable: true, maxLength: maxLength),
                     TokenValue = table.Column<string>(nullable: true)
                 },
                 constraints: table =>

BTCPayServer.Data/Migrations/20171012020112_PendingInvoices.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             if (this.SupportDropColumn(migrationBuilder.ActiveProvider))
             {
                 migrationBuilder.DropColumn(
@@ -26,7 +27,7 @@ namespace BTCPayServer.Migrations
                 name: "PendingInvoices",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false)
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength)
                 },
                 constraints: table =>
                 {

BTCPayServer.Data/Migrations/20171023101754_StoreBlob.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<byte[]>(
                 name: "StoreBlob",
                 table: "Stores",

BTCPayServer.Data/Migrations/20171024163354_RenewUsedAddresses.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<DateTimeOffset>(
                 name: "CreatedTime",
                 table: "AddressInvoices",
@@ -21,7 +22,7 @@ namespace BTCPayServer.Migrations
                 name: "HistoricalAddressInvoices",
                 columns: table => new
                 {
-                    InvoiceDataId = table.Column<string>(nullable: false),
+                    InvoiceDataId = table.Column<string>(nullable: false, maxLength: maxLength),
                     Address = table.Column<string>(nullable: false),
                     Assigned = table.Column<DateTimeOffset>(nullable: false),
                     UnAssigned = table.Column<DateTimeOffset>(nullable: true)

BTCPayServer.Data/Migrations/20171105235734_PaymentAccounted.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<bool>(
                 name: "Accounted",
                 table: "Payments",

BTCPayServer.Data/Migrations/20171221054550_AltcoinSupport.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<string>(
                 name: "CryptoCode",
                 table: "HistoricalAddressInvoices",

BTCPayServer.Data/Migrations/20180106095215_DerivationStrategies.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<string>(
                 name: "DerivationStrategies",
                 table: "Stores",

BTCPayServer.Data/Migrations/20180109021122_defaultcrypto.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<string>(
                 name: "DefaultCrypto",
                 table: "Stores",

BTCPayServer.Data/Migrations/20180114123253_events.cs

@@ -12,12 +12,13 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "InvoiceEvents",
                 columns: table => new
                 {
-                    InvoiceDataId = table.Column<string>(nullable: false),
-                    UniqueId = table.Column<string>(nullable: false),
+                    InvoiceDataId = table.Column<string>(nullable: false, maxLength: maxLength),
+                    UniqueId = table.Column<string>(nullable: false, maxLength: maxLength),
                     Message = table.Column<string>(nullable: true),
                     Timestamp = table.Column<DateTimeOffset>(nullable: false)
                 },

BTCPayServer.Data/Migrations/20180402095640_appdata.cs

@@ -12,16 +12,17 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "Apps",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     AppType = table.Column<string>(nullable: true),
                     Created = table.Column<DateTimeOffset>(nullable: false),
                     Name = table.Column<string>(nullable: true),
                     Settings = table.Column<string>(nullable: true),
-                    StoreDataId = table.Column<string>(nullable: true)
+                    StoreDataId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {

BTCPayServer.Data/Migrations/20180429083930_legacyapikey.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "ApiKeys",
                 columns: table => new

BTCPayServer.Data/Migrations/20180719095626_CanDeleteStores.cs

@@ -10,6 +10,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             if (this.SupportDropForeignKey(migrationBuilder.ActiveProvider))
             {
                 migrationBuilder.DropForeignKey(

BTCPayServer.Data/Migrations/20190121133309_AddPaymentRequests.cs

@@ -11,12 +11,13 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "PaymentRequests",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
-                    StoreDataId = table.Column<string>(nullable: true),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
+                    StoreDataId = table.Column<string>(nullable: true, maxLength: maxLength),
                     Status = table.Column<int>(nullable: false),
                     Blob = table.Column<byte[]>(nullable: true)
                 },

BTCPayServer.Data/Migrations/20190219032533_AppsTagging.cs

@@ -10,6 +10,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<bool>(
                 name: "TagAllInvoices",
                 table: "Apps",

BTCPayServer.Data/Migrations/20190225091644_AddOpenIddict.cs

@@ -11,6 +11,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "OpenIddictApplications",
                 columns: table => new
@@ -20,13 +21,13 @@ namespace BTCPayServer.Migrations
                     ConcurrencyToken = table.Column<string>(maxLength: 50, nullable: true),
                     ConsentType = table.Column<string>(nullable: true),
                     DisplayName = table.Column<string>(nullable: true),
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Permissions = table.Column<string>(nullable: true),
                     PostLogoutRedirectUris = table.Column<string>(nullable: true),
                     Properties = table.Column<string>(nullable: true),
                     RedirectUris = table.Column<string>(nullable: true),
                     Type = table.Column<string>(maxLength: 25, nullable: false),
-                    ApplicationUserId = table.Column<string>(nullable: true)
+                    ApplicationUserId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {
@@ -46,7 +47,7 @@ namespace BTCPayServer.Migrations
                     ConcurrencyToken = table.Column<string>(maxLength: 50, nullable: true),
                     Description = table.Column<string>(nullable: true),
                     DisplayName = table.Column<string>(nullable: true),
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Name = table.Column<string>(maxLength: 200, nullable: false),
                     Properties = table.Column<string>(nullable: true),
                     Resources = table.Column<string>(nullable: true)
@@ -60,9 +61,9 @@ namespace BTCPayServer.Migrations
                 name: "OpenIddictAuthorizations",
                 columns: table => new
                 {
-                    ApplicationId = table.Column<string>(nullable: true),
+                    ApplicationId = table.Column<string>(nullable: true, maxLength: maxLength),
                     ConcurrencyToken = table.Column<string>(maxLength: 50, nullable: true),
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Properties = table.Column<string>(nullable: true),
                     Scopes = table.Column<string>(nullable: true),
                     Status = table.Column<string>(maxLength: 25, nullable: false),
@@ -84,12 +85,12 @@ namespace BTCPayServer.Migrations
                 name: "OpenIddictTokens",
                 columns: table => new
                 {
-                    ApplicationId = table.Column<string>(nullable: true),
-                    AuthorizationId = table.Column<string>(nullable: true),
+                    ApplicationId = table.Column<string>(nullable: true, maxLength: maxLength),
+                    AuthorizationId = table.Column<string>(nullable: true, maxLength: maxLength),
                     ConcurrencyToken = table.Column<string>(maxLength: 50, nullable: true),
                     CreationDate = table.Column<DateTimeOffset>(nullable: true),
                     ExpirationDate = table.Column<DateTimeOffset>(nullable: true),
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Payload = table.Column<string>(nullable: true),
                     Properties = table.Column<string>(nullable: true),
                     ReferenceId = table.Column<string>(maxLength: 100, nullable: true),

BTCPayServer.Data/Migrations/20190324141717_AddFiles.cs

@@ -11,15 +11,16 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "Files",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     FileName = table.Column<string>(nullable: true),
                     StorageFileName = table.Column<string>(nullable: true),
                     Timestamp = table.Column<DateTime>(nullable: false),
-                    ApplicationUserId = table.Column<string>(nullable: true)
+                    ApplicationUserId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {

BTCPayServer.Data/Migrations/20190425081749_AddU2fDevices.cs

@@ -11,6 +11,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             if (this.SupportDropColumn(migrationBuilder.ActiveProvider))
             {
                 migrationBuilder.DropColumn(
@@ -22,13 +23,13 @@ namespace BTCPayServer.Migrations
                 name: "U2FDevices",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Name = table.Column<string>(nullable: true),
                     KeyHandle = table.Column<byte[]>(nullable: false),
                     PublicKey = table.Column<byte[]>(nullable: false),
                     AttestationCert = table.Column<byte[]>(nullable: false),
                     Counter = table.Column<int>(nullable: false),
-                    ApplicationUserId = table.Column<string>(nullable: true)
+                    ApplicationUserId = table.Column<string>(nullable: true, maxLength: maxLength)
                 },
                 constraints: table =>
                 {

BTCPayServer.Data/Migrations/20190701082105_sort_paymentrequests.cs

@@ -11,6 +11,7 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.AddColumn<DateTimeOffset>(
                 name: "Created",
                 table: "PaymentRequests",

BTCPayServer.Data/Migrations/20190802142637_WalletData.cs

@@ -11,11 +11,12 @@ namespace BTCPayServer.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            int? maxLength = this.IsMySql(migrationBuilder.ActiveProvider) ? (int?)255 : null;
             migrationBuilder.CreateTable(
                 name: "Wallets",
                 columns: table => new
                 {
-                    Id = table.Column<string>(nullable: false),
+                    Id = table.Column<string>(nullable: false, maxLength: maxLength),
                     Blob = table.Column<byte[]>(nullable: true)
                 },
                 constraints: table =>
@@ -27,8 +28,8 @@ namespace BTCPayServer.Migrations
                 name: "WalletTransactions",
                 columns: table => new
                 {
-                    WalletDataId = table.Column<string>(nullable: false),
-                    TransactionId = table.Column<string>(nullable: false),
+                    WalletDataId = table.Column<string>(nullable: false, maxLength: maxLength),
+                    TransactionId = table.Column<string>(nullable: false, maxLength: maxLength),
                     Labels = table.Column<string>(nullable: true),
                     Blob = table.Column<byte[]>(nullable: true)
                 },

BTCPayServer.Data/Migrations/20200110064617_OpenIddictUpdate.cs

@@ -0,0 +1,60 @@
+using BTCPayServer.Data;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BTCPayServer.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20200110064617_OpenIddictUpdate")]
+    public partial class OpenIddictUpdate : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "Subject",
+                table: "OpenIddictTokens",
+                maxLength: 450,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldMaxLength: 450);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "Subject",
+                table: "OpenIddictAuthorizations",
+                maxLength: 450,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldMaxLength: 450);
+
+            migrationBuilder.AddColumn<string>(
+                name: "Requirements",
+                table: "OpenIddictApplications",
+                nullable: true);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "Requirements",
+                table: "OpenIddictApplications");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "Subject",
+                table: "OpenIddictTokens",
+                maxLength: 450,
+                nullable: false,
+                oldClrType: typeof(string),
+                oldMaxLength: 450,
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "Subject",
+                table: "OpenIddictAuthorizations",
+                maxLength: 450,
+                nullable: false,
+                oldClrType: typeof(string),
+                oldMaxLength: 450,
+                oldNullable: true);
+        }
+    }
+}

BTCPayServer.Data/MigrationsExtensions.cs

@@ -20,5 +20,9 @@ namespace BTCPayServer.Migrations
         {
             return facade.ProviderName != "Microsoft.EntityFrameworkCore.Sqlite";
         }
+        public static bool IsMySql(this Microsoft.EntityFrameworkCore.Migrations.Migration migration, string activeProvider)
+        {
+            return activeProvider == "Pomelo.EntityFrameworkCore.MySql";
+        }
     }
 }

BTCPayServer.Rating/AvailableRateProvider.cs

@@ -0,0 +1,24 @@
+namespace BTCPayServer.Rating
+{
+    public enum RateSource
+    {
+        Coingecko,
+        CoinAverage,
+        Direct
+    }
+    public class AvailableRateProvider
+    {
+        public string Name { get; }
+        public string Url { get; }
+        public string Id { get; }
+        public RateSource Source { get; }
+
+        public AvailableRateProvider(string id, string name, string url, RateSource source)
+        {
+            Id = id;
+            Name = name;
+            Url = url;
+            Source = source;
+        }
+    }
+}

BTCPayServer.Rating/BTCPayServer.Rating.csproj

@@ -7,11 +7,10 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.9" Condition="'$(TargetFramework)' == 'netcoreapp2.1'" />
-    <FrameworkReference Include="Microsoft.AspNetCore.App" Condition="'$(TargetFramework)' != 'netcoreapp2.1'" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.3.1" Condition="'$(TargetFramework)' != 'netcoreapp2.1'" />
-    <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="5.2.7" Condition="'$(TargetFramework)' != 'netcoreapp2.1'" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <FrameworkReference Include="Microsoft.AspNetCore.App" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.4.0" />
+    <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="5.2.7" />
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="DigitalRuby.ExchangeSharp" Version="0.6.3" />
   </ItemGroup>
 

BTCPayServer.Rating/CurrencyPair.cs

@@ -1,7 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace BTCPayServer.Rating
 {

BTCPayServer.Rating/ExchangeRates.cs

@@ -3,7 +3,6 @@ using System.Collections;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
-using System.Threading.Tasks;
 
 namespace BTCPayServer.Rating
 {

BTCPayServer.Rating/Providers/BackgroundFetcherRateProvider.cs

@@ -8,16 +8,62 @@ using BTCPayServer.Rating;
 using System.Threading;
 using Microsoft.Extensions.Logging.Abstractions;
 using BTCPayServer.Logging;
+using Newtonsoft.Json;
+using System.Reflection;
+using System.Globalization;
 
 namespace BTCPayServer.Services.Rates
 {
+    public class BackgroundFetcherState
+    {
+        public string ExchangeName { get; set; }
+        [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
+        public DateTimeOffset? LastRequested { get; set; }
+        [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
+        public DateTimeOffset? LastUpdated { get; set; }
+        [JsonProperty(ItemConverterType = typeof(BackgroundFetcherRateJsonConverter))]
+        public List<BackgroundFetcherRate> Rates { get; set; }
+    }
+    public class BackgroundFetcherRate
+    {
+        public CurrencyPair Pair { get; set; }
+        public BidAsk BidAsk { get; set; }
+    }
+    //This make the json more compact
+    class BackgroundFetcherRateJsonConverter : JsonConverter
+    {
+        public override bool CanConvert(Type objectType)
+        {
+            return typeof(BackgroundFetcherRate).GetTypeInfo().IsAssignableFrom(objectType.GetTypeInfo());
+        }
+        public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
+        {
+            var value = (string)reader.Value;
+            var parts = value.Split('|');
+            return new BackgroundFetcherRate()
+            {
+                Pair = CurrencyPair.Parse(parts[0]),
+                BidAsk = new BidAsk(decimal.Parse(parts[1], CultureInfo.InvariantCulture), decimal.Parse(parts[2], CultureInfo.InvariantCulture))
+            };
+        }
+        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
+        {
+            var rate = (BackgroundFetcherRate)value;
+            writer.WriteValue($"{rate.Pair}|{rate.BidAsk.Bid.ToString(CultureInfo.InvariantCulture)}|{rate.BidAsk.Ask.ToString(CultureInfo.InvariantCulture)}");
+        }
+    }
+
+    /// <summary>
+    /// This class is a decorator which handle caching and pre-emptive query to the underlying exchange
+    /// </summary>
     public class BackgroundFetcherRateProvider : IRateProvider
     {
         public class LatestFetch
         {
             public ExchangeRates Latest;
             public DateTimeOffset NextRefresh;
-            public TimeSpan Backoff = TimeSpan.FromSeconds(5.0); 
+            public TimeSpan Backoff = TimeSpan.FromSeconds(5.0);
+            public DateTimeOffset Updated;
             public DateTimeOffset Expiration;
             public Exception Exception;
             public string ExchangeName;
@@ -39,12 +85,57 @@ namespace BTCPayServer.Services.Rates
         }
 
         IRateProvider _Inner;
+        public IRateProvider Inner => _Inner;
 
-        public BackgroundFetcherRateProvider(IRateProvider inner)
+        public BackgroundFetcherRateProvider(string exchangeName, IRateProvider inner)
         {
             if (inner == null)
                 throw new ArgumentNullException(nameof(inner));
+            if (exchangeName == null)
+                throw new ArgumentNullException(nameof(exchangeName));
             _Inner = inner;
+            ExchangeName = exchangeName;
+        }
+
+        public BackgroundFetcherState GetState()
+        {
+            var state = new BackgroundFetcherState()
+            {
+                ExchangeName = ExchangeName,
+                LastRequested = LastRequested
+            };
+            if (_Latest is LatestFetch fetch)
+            {
+                state.LastUpdated = fetch.Updated;
+                state.Rates = fetch.Latest
+                            .Where(e => e.Exchange == ExchangeName)
+                            .Select(r => new BackgroundFetcherRate()
+                            {
+                                Pair = r.CurrencyPair,
+                                BidAsk = r.BidAsk
+                            }).ToList();
+            }
+            return state;
+        }
+
+        public void LoadState(BackgroundFetcherState state)
+        {
+            if (ExchangeName != state.ExchangeName)
+                throw new InvalidOperationException("The state does not belong to this fetcher");
+            if (state.LastRequested is DateTimeOffset lastRequested)
+                this.LastRequested = state.LastRequested;
+            if (state.LastUpdated is DateTimeOffset updated && state.Rates is List<BackgroundFetcherRate> rates)
+            {
+                var fetch = new LatestFetch()
+                {
+                    ExchangeName = state.ExchangeName,
+                    Latest = new ExchangeRates(rates.Select(r => new ExchangeRate(state.ExchangeName, r.Pair, r.BidAsk))),
+                    Updated = updated,
+                    NextRefresh = updated + RefreshRate,
+                    Expiration = updated + ValidatyTime
+                };
+                _Latest = fetch;
+            }
         }
 
         TimeSpan _RefreshRate = TimeSpan.FromSeconds(30);
@@ -112,33 +203,46 @@ namespace BTCPayServer.Services.Rates
         LatestFetch _Latest;
         public async Task<ExchangeRates> GetRatesAsync(CancellationToken cancellationToken)
         {
+            LastRequested = DateTimeOffset.UtcNow;
             var latest = _Latest;
             if (!DoNotAutoFetchIfExpired && latest != null && latest.Expiration <= DateTimeOffset.UtcNow + TimeSpan.FromSeconds(1.0))
             {
-                Logs.PayServer.LogWarning($"GetRatesAsync was called on {GetExchangeName()} when the rate is outdated. It should never happen, let BTCPayServer developers know about this.");
                 latest = null;
             }
             return (latest ?? (await Fetch(cancellationToken))).GetResult();
         }
 
-        private string GetExchangeName()
+        /// <summary>
+        /// The last time this rate provider has been used
+        /// </summary>
+        public DateTimeOffset? LastRequested { get; set; }
+
+        public string ExchangeName { get; }
+        public DateTimeOffset? Expiration
         {
-            if (_Inner is IHasExchangeName exchangeName)
-                return exchangeName.ExchangeName ?? "???";
-            return "???";
+            get
+            {
+                if (_Latest is LatestFetch f)
+                {
+                    return f.Expiration;
+                }
+                return null;
+            }
         }
 
         private async Task<LatestFetch> Fetch(CancellationToken cancellationToken)
         {
+            cancellationToken.ThrowIfCancellationRequested();
             var previous = _Latest;
             var fetch = new LatestFetch();
-            fetch.ExchangeName = GetExchangeName();
+            fetch.ExchangeName = ExchangeName;
             try
             {
                 var rates = await _Inner.GetRatesAsync(cancellationToken);
                 fetch.Latest = rates;
-                fetch.Expiration = DateTimeOffset.UtcNow + ValidatyTime;
-                fetch.NextRefresh = DateTimeOffset.UtcNow + RefreshRate;
+                fetch.Updated = DateTimeOffset.UtcNow;
+                fetch.Expiration = fetch.Updated + ValidatyTime;
+                fetch.NextRefresh = fetch.Updated + RefreshRate;
             }
             catch (Exception ex)
             {

BTCPayServer.Rating/Providers/CoinAverageRateProvider.cs

@@ -1,13 +1,9 @@
 using Newtonsoft.Json;
-using Microsoft.Extensions.DependencyInjection;
 using Newtonsoft.Json.Linq;
 using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
 using System.Net.Http;
-using System.Security.Cryptography;
-using System.Text;
 using System.Threading.Tasks;
 using System.ComponentModel;
 using BTCPayServer.Rating;
@@ -23,19 +19,6 @@ namespace BTCPayServer.Services.Rates
         }
     }
 
-    public class GetExchangeTickersResponse
-    {
-        public class Exchange
-        {
-            public string Name { get; set; }
-            [JsonProperty("display_name")]
-            public string DisplayName { get; set; }
-            public string[] Symbols { get; set; }
-        }
-        public bool Success { get; set; }
-        public Exchange[] Exchanges { get; set; }
-    }
-
     public class RatesSetting
     {
         public string PublicKey { get; set; }
@@ -200,32 +183,6 @@ namespace BTCPayServer.Services.Rates
             response.RequestsPerPeriod = jobj["requests_per_period"].Value<int>();
             return response;
         }
-
-        public async Task<GetExchangeTickersResponse> GetExchangeTickersAsync()
-        {
-            var request = new HttpRequestMessage(HttpMethod.Get, "https://apiv2.bitcoinaverage.com/symbols/exchanges/ticker");
-            var auth = Authenticator;
-            if (auth != null)
-            {
-                await auth.AddHeader(request);
-            }
-            var resp = await HttpClient.SendAsync(request);
-            resp.EnsureSuccessStatusCode();
-            var jobj = JObject.Parse(await resp.Content.ReadAsStringAsync());
-            var response = new GetExchangeTickersResponse();
-            response.Success = jobj["success"].Value<bool>();
-            var exchanges = (JObject)jobj["exchanges"];
-            response.Exchanges = exchanges
-                .Properties()
-                .Select(p =>
-                {
-                    var exchange = JsonConvert.DeserializeObject<GetExchangeTickersResponse.Exchange>(p.Value.ToString());
-                    exchange.Name = p.Name;
-                    return exchange;
-                })
-                .ToArray();
-            return response;
-        }
     }
 
     public class GetRateLimitsResponse

BTCPayServer.Rating/Providers/CoinAverageSettings.cs

@@ -1,6 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
 using System.Net.Http;
 using System.Security.Cryptography;
 using System.Text;
@@ -20,125 +18,12 @@ namespace BTCPayServer.Services.Rates
             return _Settings.AddHeader(message);
         }
     }
-
-    public class CoinAverageExchange
-    {
-        public CoinAverageExchange(string name, string display, string url)
-        {
-            Name = name;
-            Display = display;
-            Url = url;
-        }
-        public string Name { get; set; }
-        public string Display { get; set; }
-        public string Url
-        {
-            get;
-            set;
-        }
-    }
-    public class CoinAverageExchanges : Dictionary<string, CoinAverageExchange>
-    {
-        public CoinAverageExchanges()
-        {
-        }
-
-        public void Add(CoinAverageExchange exchange)
-        {
-            if (!TryAdd(exchange.Name, exchange))
-            {
-                this.Remove(exchange.Name);
-                this.Add(exchange.Name, exchange);
-            }
-        }
-    }
     public class CoinAverageSettings : ICoinAverageAuthenticator
     {
         private static readonly DateTime _epochUtc = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
 
         public (String PublicKey, String PrivateKey)? KeyPair { get; set; }
-        public CoinAverageExchanges AvailableExchanges { get; set; } = new CoinAverageExchanges();
-
-        public CoinAverageSettings()
-        {
-            //GENERATED BY:
-            //StringBuilder b = new StringBuilder();
-            //b.AppendLine("_coinAverageSettings.AvailableExchanges = new[] {");
-            //foreach (var availableExchange in _coinAverageSettings.AvailableExchanges)
-            //{
-            //    b.AppendLine($"(DisplayName: \"{availableExchange.DisplayName}\", Name: \"{availableExchange.Name}\"),");
-            //}
-            //b.AppendLine("}.ToArray()");
-            AvailableExchanges = new CoinAverageExchanges();
-            foreach (var item in
-             new[] {
-                (DisplayName: "Idex", Name: "idex"),
-                (DisplayName: "Coinfloor", Name: "coinfloor"),
-                (DisplayName: "Okex", Name: "okex"),
-                (DisplayName: "Bitfinex", Name: "bitfinex"),
-                (DisplayName: "Bittylicious", Name: "bittylicious"),
-                (DisplayName: "BTC Markets", Name: "btcmarkets"),
-                (DisplayName: "Kucoin", Name: "kucoin"),
-                (DisplayName: "IDAX", Name: "idax"),
-                (DisplayName: "Kraken", Name: "kraken"),
-                (DisplayName: "Bit2C", Name: "bit2c"),
-                (DisplayName: "Mercado Bitcoin", Name: "mercado"),
-                (DisplayName: "CEX.IO", Name: "cex"),
-                (DisplayName: "Bitex.la", Name: "bitex"),
-                (DisplayName: "Quoine", Name: "quoine"),
-                (DisplayName: "Stex", Name: "stex"),
-                (DisplayName: "CoinTiger", Name: "cointiger"),
-                (DisplayName: "Poloniex", Name: "poloniex"),
-                (DisplayName: "Zaif", Name: "zaif"),
-                (DisplayName: "Huobi", Name: "huobi"),
-                (DisplayName: "QuickBitcoin", Name: "quickbitcoin"),
-                (DisplayName: "Tidex", Name: "tidex"),
-                (DisplayName: "Tokenomy", Name: "tokenomy"),
-                (DisplayName: "Bitcoin.co.id", Name: "bitcoin_co_id"),
-                (DisplayName: "Kryptono", Name: "kryptono"),
-                (DisplayName: "Bitso", Name: "bitso"),
-                (DisplayName: "Korbit", Name: "korbit"),
-                (DisplayName: "Yobit", Name: "yobit"),
-                (DisplayName: "BitBargain", Name: "bitbargain"),
-                (DisplayName: "Livecoin", Name: "livecoin"),
-                (DisplayName: "Hotbit", Name: "hotbit"),
-                (DisplayName: "Coincheck", Name: "coincheck"),
-                (DisplayName: "Binance", Name: "binance"),
-                (DisplayName: "Bit-Z", Name: "bitz"),
-                (DisplayName: "Coinbase Pro", Name: "coinbasepro"),
-                (DisplayName: "Rock Trading", Name: "rocktrading"),
-                (DisplayName: "Bittrex", Name: "bittrex"),
-                (DisplayName: "BitBay", Name: "bitbay"),
-                (DisplayName: "Tokenize", Name: "tokenize"),
-                (DisplayName: "Hitbtc", Name: "hitbtc"),
-                (DisplayName: "Upbit", Name: "upbit"),
-                (DisplayName: "Bitstamp", Name: "bitstamp"),
-                (DisplayName: "Luno", Name: "luno"),
-                (DisplayName: "Trade.io", Name: "tradeio"),
-                (DisplayName: "LocalBitcoins", Name: "localbitcoins"),
-                (DisplayName: "Independent Reserve", Name: "independentreserve"),
-                (DisplayName: "Coinsquare", Name: "coinsquare"),
-                (DisplayName: "Exmoney", Name: "exmoney"),
-                (DisplayName: "Coinegg", Name: "coinegg"),
-                (DisplayName: "FYB-SG", Name: "fybsg"),
-                (DisplayName: "Cryptonit", Name: "cryptonit"),
-                (DisplayName: "BTCTurk", Name: "btcturk"),
-                (DisplayName: "bitFlyer", Name: "bitflyer"),
-                (DisplayName: "Negocie Coins", Name: "negociecoins"),
-                (DisplayName: "OasisDEX", Name: "oasisdex"),
-                (DisplayName: "CoinMate", Name: "coinmate"),
-                (DisplayName: "BitForex", Name: "bitforex"),
-                (DisplayName: "Bitsquare", Name: "bitsquare"),
-                (DisplayName: "FYB-SE", Name: "fybse"),
-                (DisplayName: "itBit", Name: "itbit"),
-                })
-            {
-                AvailableExchanges.TryAdd(item.Name, new CoinAverageExchange(item.Name, item.DisplayName, $"https://apiv2.bitcoinaverage.com/exchanges/{item.Name}"));
-            }
-            // Keep back-compat
-            AvailableExchanges.Add(new CoinAverageExchange("gdax", string.Empty, $"https://apiv2.bitcoinaverage.com/exchanges/coinbasepro"));
-        }
-
+        
         public Task AddHeader(HttpRequestMessage message)
         {
             var signature = GetCoinAverageSignature();

BTCPayServer.Rating/RateRules.cs

@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.CSharp;
 using Microsoft.CodeAnalysis.CSharp.Syntax;

BTCPayServer.Rating/Services/RateProviderFactory.cs

@@ -9,6 +9,7 @@ using ExchangeSharp;
 using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
+using Newtonsoft.Json.Linq;
 using MemoryCache = Microsoft.Extensions.Caching.Memory.MemoryCache;
 
 namespace BTCPayServer.Services.Rates
@@ -81,7 +82,7 @@ namespace BTCPayServer.Services.Rates
                 provider.CacheSpan = CacheSpan;
                 provider.MemoryCache = cache;
             }
-            if (Providers.TryGetValue(CoinAverageRateProvider.CoinAverageName, out var coinAverage) && coinAverage is BackgroundFetcherRateProvider c)
+            if (Providers.TryGetValue(CoinGeckoRateProvider.CoinGeckoName, out var coinAverage) && coinAverage is BackgroundFetcherRateProvider c)
             {
                 c.RefreshRate = CacheSpan;
                 c.ValidatyTime = CacheSpan + TimeSpan.FromMinutes(1.0);
@@ -97,8 +98,22 @@ namespace BTCPayServer.Services.Rates
                 return _DirectProviders;
             }
         }
+        internal IEnumerable<AvailableRateProvider> GetDirectlySupportedExchanges()
+        {
+            yield return new AvailableRateProvider("binance", "Binance", "https://api.binance.com/api/v1/ticker/24hr", RateSource.Direct);
+            yield return new AvailableRateProvider("bittrex", "Bittrex", "https://bittrex.com/api/v1.1/public/getmarketsummaries", RateSource.Direct);
+            yield return new AvailableRateProvider("poloniex", "Poloniex", "https://poloniex.com/public?command=returnTicker", RateSource.Direct);
+            yield return new AvailableRateProvider("hitbtc", "HitBTC", "https://api.hitbtc.com/api/2/public/ticker", RateSource.Direct);
+            yield return new AvailableRateProvider("ndax", "NDAX", "https://ndax.io/api/returnTicker", RateSource.Direct);
 
-        private void InitExchanges()
+            yield return new AvailableRateProvider(CoinGeckoRateProvider.CoinGeckoName, "Coin Gecko", "https://api.coingecko.com/api/v3/exchange_rates", RateSource.Direct);
+            yield return new AvailableRateProvider(CoinAverageRateProvider.CoinAverageName, "Coin Average", "https://apiv2.bitcoinaverage.com/indices/global/ticker/short", RateSource.Direct);
+            yield return new AvailableRateProvider("kraken", "Kraken", "https://api.kraken.com/0/public/Ticker?pair=ATOMETH,ATOMEUR,ATOMUSD,ATOMXBT,BATETH,BATEUR,BATUSD,BATXBT,BCHEUR,BCHUSD,BCHXBT,DAIEUR,DAIUSD,DAIUSDT,DASHEUR,DASHUSD,DASHXBT,EOSETH,EOSXBT,ETHCHF,ETHDAI,ETHUSDC,ETHUSDT,GNOETH,GNOXBT,ICXETH,ICXEUR,ICXUSD,ICXXBT,LINKETH,LINKEUR,LINKUSD,LINKXBT,LSKETH,LSKEUR,LSKUSD,LSKXBT,NANOETH,NANOEUR,NANOUSD,NANOXBT,OMGETH,OMGEUR,OMGUSD,OMGXBT,PAXGETH,PAXGEUR,PAXGUSD,PAXGXBT,SCETH,SCEUR,SCUSD,SCXBT,USDCEUR,USDCUSD,USDCUSDT,USDTCAD,USDTEUR,USDTGBP,USDTZUSD,WAVESETH,WAVESEUR,WAVESUSD,WAVESXBT,XBTCHF,XBTDAI,XBTUSDC,XBTUSDT,XDGEUR,XDGUSD,XETCXETH,XETCXXBT,XETCZEUR,XETCZUSD,XETHXXBT,XETHZCAD,XETHZEUR,XETHZGBP,XETHZJPY,XETHZUSD,XLTCXXBT,XLTCZEUR,XLTCZUSD,XMLNXETH,XMLNXXBT,XMLNZEUR,XMLNZUSD,XREPXETH,XREPXXBT,XREPZEUR,XXBTZCAD,XXBTZEUR,XXBTZGBP,XXBTZJPY,XXBTZUSD,XXDGXXBT,XXLMXXBT,XXMRXXBT,XXMRZEUR,XXMRZUSD,XXRPXXBT,XXRPZEUR,XXRPZUSD,XZECXXBT,XZECZEUR,XZECZUSD", RateSource.Direct);
+            yield return new AvailableRateProvider("bylls", "Bylls", "https://bylls.com/api/price?from_currency=BTC&to_currency=CAD", RateSource.Direct);
+            yield return new AvailableRateProvider("bitbank", "Bitbank", "https://public.bitbank.cc/prices", RateSource.Direct);
+            yield return new AvailableRateProvider("bitpay", "Bitpay", "https://bitpay.com/rates", RateSource.Direct);
+        }
+        void InitExchanges()
         {
             // We need to be careful to only add exchanges which OnGetTickers implementation make only 1 request
             Providers.Add("binance", new ExchangeSharpRateProvider("binance", new ExchangeBinanceAPI(), true));
@@ -107,11 +122,8 @@ namespace BTCPayServer.Services.Rates
             Providers.Add("hitbtc", new ExchangeSharpRateProvider("hitbtc", new ExchangeHitBTCAPI(), true));
             Providers.Add("ndax", new ExchangeSharpRateProvider("ndax", new ExchangeNDAXAPI(), true));
 
-            // Cryptopia is often not available
-            // Disabled because of https://twitter.com/Cryptopia_NZ/status/1085084168852291586
-            // Providers.Add("cryptopia", new ExchangeSharpRateProvider("cryptopia", new ExchangeCryptopiaAPI(), false));
-
             // Handmade providers
+            Providers.Add(CoinGeckoRateProvider.CoinGeckoName, new CoinGeckoRateProvider(_httpClientFactory));
             Providers.Add(CoinAverageRateProvider.CoinAverageName, new CoinAverageRateProvider() { Exchange = CoinAverageRateProvider.CoinAverageName, HttpClient = _httpClientFactory?.CreateClient("EXCHANGE_COINAVERAGE"), Authenticator = _CoinAverageSettings });
             Providers.Add("kraken", new KrakenExchangeRateProvider() { HttpClient = _httpClientFactory?.CreateClient("EXCHANGE_KRAKEN") });
             Providers.Add("bylls", new ByllsRateProvider(_httpClientFactory?.CreateClient("EXCHANGE_BYLLS")));
@@ -128,8 +140,8 @@ namespace BTCPayServer.Services.Rates
             {
                 if (provider.Key == "cryptopia") // Shitty exchange, rate often unavailable, it spams the logs
                     continue;
-                var prov = new BackgroundFetcherRateProvider(Providers[provider.Key]);
-                if(provider.Key == CoinAverageRateProvider.CoinAverageName)
+                var prov = new BackgroundFetcherRateProvider(provider.Key, Providers[provider.Key]);
+                if (provider.Key == CoinGeckoRateProvider.CoinGeckoName)
                 {
                     prov.RefreshRate = CacheSpan;
                     prov.ValidatyTime = CacheSpan + TimeSpan.FromMinutes(1.0);
@@ -143,40 +155,146 @@ namespace BTCPayServer.Services.Rates
             }
 
             var cache = new MemoryCache(_CacheOptions);
-            foreach (var supportedExchange in GetSupportedExchanges())
+            foreach (var supportedExchange in GetCoinGeckoSupportedExchanges())
             {
-                if (!Providers.ContainsKey(supportedExchange.Key))
+                if (!Providers.ContainsKey(supportedExchange.Id))
                 {
-                    var coinAverage = new CoinAverageRateProvider()
+                    var coinAverage = new CoinGeckoRateProvider(_httpClientFactory)
                     {
-                        Exchange = supportedExchange.Key,
-                        HttpClient = _httpClientFactory?.CreateClient(),
-                        Authenticator = _CoinAverageSettings
+                        Exchange = supportedExchange.Id
                     };
-                    var cached = new CachedRateProvider(supportedExchange.Key, coinAverage, cache)
+                    var cached = new CachedRateProvider(supportedExchange.Id, coinAverage, cache)
                     {
                         CacheSpan = CacheSpan
                     };
-                    Providers.Add(supportedExchange.Key, cached);
+                    Providers.Add(supportedExchange.Id, cached);
+                }
+            }
+            foreach (var supportedExchange in GetCoinAverageSupportedExchanges())
+            {
+                if (!Providers.ContainsKey(supportedExchange.Id))
+                {
+                    var coinAverage = new CoinGeckoRateProvider(_httpClientFactory)
+                    {
+                        Exchange = supportedExchange.Id
+                    };
+                    var cached = new CachedRateProvider(supportedExchange.Id, coinAverage, cache)
+                    {
+                        CacheSpan = CacheSpan
+                    };
+                    Providers.Add(supportedExchange.Id, cached);
                 }
             }
         }
 
-        public CoinAverageExchanges GetSupportedExchanges()
+        IEnumerable<AvailableRateProvider> _AvailableRateProviders = null;
+        public IEnumerable<AvailableRateProvider> GetSupportedExchanges()
         {
-            CoinAverageExchanges exchanges = new CoinAverageExchanges();
-            foreach (var exchange in _CoinAverageSettings.AvailableExchanges)
+            if (_AvailableRateProviders == null)
             {
-                exchanges.Add(exchange.Value);
+                var availableProviders = new Dictionary<string, AvailableRateProvider>();
+                foreach (var exchange in GetDirectlySupportedExchanges())
+                {
+                    availableProviders.Add(exchange.Id, exchange);
+                }
+                foreach (var exchange in GetCoinGeckoSupportedExchanges())
+                {
+                    availableProviders.TryAdd(exchange.Id, exchange);
+                }
+                foreach (var exchange in GetCoinAverageSupportedExchanges())
+                {
+                    availableProviders.TryAdd(exchange.Id, exchange);
+                }
+                _AvailableRateProviders = availableProviders.Values.OrderBy(o => o.Name).ToArray();
             }
+            return _AvailableRateProviders;
+        }
 
-            // Add other exchanges supported here
-            exchanges.Add(new CoinAverageExchange(CoinAverageRateProvider.CoinAverageName, "Coin Average", $"https://apiv2.bitcoinaverage.com/indices/global/ticker/short"));
-            exchanges.Add(new CoinAverageExchange("bylls", "Bylls", "https://bylls.com/api/price?from_currency=BTC&to_currency=CAD"));
-            exchanges.Add(new CoinAverageExchange("ndax", "NDAX", "https://ndax.io/api/returnTicker"));
-            exchanges.Add(new CoinAverageExchange("bitbank", "Bitbank", "https://public.bitbank.cc/prices"));
+        internal IEnumerable<AvailableRateProvider> GetCoinAverageSupportedExchanges()
+        {
+            foreach (var item in
+             new[] {
+                (DisplayName: "Idex", Name: "idex"),
+                (DisplayName: "Coinfloor", Name: "coinfloor"),
+                (DisplayName: "Okex", Name: "okex"),
+                (DisplayName: "Bitfinex", Name: "bitfinex"),
+                (DisplayName: "Bittylicious", Name: "bittylicious"),
+                (DisplayName: "BTC Markets", Name: "btcmarkets"),
+                (DisplayName: "Kucoin", Name: "kucoin"),
+                (DisplayName: "IDAX", Name: "idax"),
+                (DisplayName: "Kraken", Name: "kraken"),
+                (DisplayName: "Bit2C", Name: "bit2c"),
+                (DisplayName: "Mercado Bitcoin", Name: "mercado"),
+                (DisplayName: "CEX.IO", Name: "cex"),
+                (DisplayName: "Bitex.la", Name: "bitex"),
+                (DisplayName: "Quoine", Name: "quoine"),
+                (DisplayName: "Stex", Name: "stex"),
+                (DisplayName: "CoinTiger", Name: "cointiger"),
+                (DisplayName: "Poloniex", Name: "poloniex"),
+                (DisplayName: "Zaif", Name: "zaif"),
+                (DisplayName: "Huobi", Name: "huobi"),
+                (DisplayName: "QuickBitcoin", Name: "quickbitcoin"),
+                (DisplayName: "Tidex", Name: "tidex"),
+                (DisplayName: "Tokenomy", Name: "tokenomy"),
+                (DisplayName: "Bitcoin.co.id", Name: "bitcoin_co_id"),
+                (DisplayName: "Kryptono", Name: "kryptono"),
+                (DisplayName: "Bitso", Name: "bitso"),
+                (DisplayName: "Korbit", Name: "korbit"),
+                (DisplayName: "Yobit", Name: "yobit"),
+                (DisplayName: "BitBargain", Name: "bitbargain"),
+                (DisplayName: "Livecoin", Name: "livecoin"),
+                (DisplayName: "Hotbit", Name: "hotbit"),
+                (DisplayName: "Coincheck", Name: "coincheck"),
+                (DisplayName: "Binance", Name: "binance"),
+                (DisplayName: "Bit-Z", Name: "bitz"),
+                (DisplayName: "Coinbase Pro", Name: "coinbasepro"),
+                (DisplayName: "Rock Trading", Name: "rocktrading"),
+                (DisplayName: "Bittrex", Name: "bittrex"),
+                (DisplayName: "BitBay", Name: "bitbay"),
+                (DisplayName: "Tokenize", Name: "tokenize"),
+                (DisplayName: "Hitbtc", Name: "hitbtc"),
+                (DisplayName: "Upbit", Name: "upbit"),
+                (DisplayName: "Bitstamp", Name: "bitstamp"),
+                (DisplayName: "Luno", Name: "luno"),
+                (DisplayName: "Trade.io", Name: "tradeio"),
+                (DisplayName: "LocalBitcoins", Name: "localbitcoins"),
+                (DisplayName: "Independent Reserve", Name: "independentreserve"),
+                (DisplayName: "Coinsquare", Name: "coinsquare"),
+                (DisplayName: "Exmoney", Name: "exmoney"),
+                (DisplayName: "Coinegg", Name: "coinegg"),
+                (DisplayName: "FYB-SG", Name: "fybsg"),
+                (DisplayName: "Cryptonit", Name: "cryptonit"),
+                (DisplayName: "BTCTurk", Name: "btcturk"),
+                (DisplayName: "bitFlyer", Name: "bitflyer"),
+                (DisplayName: "Negocie Coins", Name: "negociecoins"),
+                (DisplayName: "OasisDEX", Name: "oasisdex"),
+                (DisplayName: "CoinMate", Name: "coinmate"),
+                (DisplayName: "BitForex", Name: "bitforex"),
+                (DisplayName: "Bitsquare", Name: "bitsquare"),
+                (DisplayName: "FYB-SE", Name: "fybse"),
+                (DisplayName: "itBit", Name: "itbit"),
+                })
+            {
+                yield return new AvailableRateProvider(item.Name, item.DisplayName, $"https://apiv2.bitcoinaverage.com/exchanges/{item.Name}", RateSource.CoinAverage);
+            }
+            yield return new AvailableRateProvider("gdax", string.Empty, $"https://apiv2.bitcoinaverage.com/exchanges/gdax", RateSource.CoinAverage);
+        }
 
-            return exchanges;
+        internal IEnumerable<AvailableRateProvider> GetCoinGeckoSupportedExchanges()
+        {
+            return JArray.Parse(CoinGeckoRateProvider.SupportedExchanges).Select(token =>
+                    new AvailableRateProvider(Normalize(token["id"].ToString().ToLowerInvariant()), token["name"].ToString(),
+                        $"https://api.coingecko.com/api/v3/exchanges/{token["id"]}/tickers", RateSource.Coingecko))
+                .Concat(new[] { new AvailableRateProvider("gdax", string.Empty, $"https://api.coingecko.com/api/v3/exchanges/gdax", RateSource.Coingecko) });
+        }
+
+        private string Normalize(string name)
+        {
+            if (name == "oasis_trade")
+                return "oasisdex";
+            if (name == "gdax")
+                return "coinbasepro";
+            return name;
         }
 
         public async Task<QueryRateResult> QueryRates(string exchangeName, CancellationToken cancellationToken)

BTCPayServer.Tests/AuthenticationTests.cs

@@ -6,8 +6,6 @@ using System.Net;
 using System.Threading.Tasks;
 using System.Security.Claims;
 using BTCPayServer.Tests.Logging;
-using Microsoft.AspNetCore.Authentication.OpenIdConnect;
-using Microsoft.IdentityModel.Protocols.OpenIdConnect;
 using Xunit;
 using Xunit.Abstractions;
 using System.Net.Http;
@@ -66,8 +64,7 @@ namespace BTCPayServer.Tests
                     {
                         var json = await streamToReadFrom.ReadToEndAsync();
                         Assert.NotNull(json);
-                        var configuration = OpenIdConnectConfiguration.Create(json);
-                        Assert.NotNull(configuration);
+                        JObject.Parse(json); // Should do more tests but good enough
                     }
                 }
             }
@@ -249,7 +246,7 @@ namespace BTCPayServer.Tests
                 Assert.True(response.IsSuccessStatusCode);
 
                 string content = await response.Content.ReadAsStringAsync();
-                var result = JObject.Parse(content).ToObject<OpenIddictResponse>();
+                var result = System.Text.Json.JsonSerializer.Deserialize<OpenIddictResponse>(content);
 
                 await TestApiAgainstAccessToken(result.AccessToken, tester, user);
 
@@ -289,7 +286,7 @@ namespace BTCPayServer.Tests
             Assert.True(response.IsSuccessStatusCode);
 
             string content = await response.Content.ReadAsStringAsync();
-            var result = JObject.Parse(content).ToObject<OpenIddictResponse>();
+            var result = System.Text.Json.JsonSerializer.Deserialize<OpenIddictResponse>(content);
             Assert.NotEmpty(result.AccessToken);
             Assert.Null(result.Error);
             return result.AccessToken;
@@ -330,7 +327,7 @@ namespace BTCPayServer.Tests
             Assert.True(response.IsSuccessStatusCode);
 
             string content = await response.Content.ReadAsStringAsync();
-            var result = JObject.Parse(content).ToObject<OpenIddictResponse>();
+            var result = System.Text.Json.JsonSerializer.Deserialize<OpenIddictResponse>(content);
             Assert.NotEmpty(result.AccessToken);
             Assert.Null(result.Error);
             return result.AccessToken;
@@ -371,7 +368,7 @@ namespace BTCPayServer.Tests
             Assert.True(response.IsSuccessStatusCode);
 
             string content = await response.Content.ReadAsStringAsync();
-            var result = JObject.Parse(content).ToObject<OpenIddictResponse>();
+            var result = System.Text.Json.JsonSerializer.Deserialize<OpenIddictResponse>(content);
             Assert.NotEmpty(result.AccessToken);
             Assert.Null(result.Error);
             return result.AccessToken;

BTCPayServer.Tests/BTCPayServer.Tests.csproj

@@ -1,24 +1,20 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <TargetFramework Condition="'$(TargetFrameworkOverride)' != ''">$(TargetFrameworkOverride)</TargetFramework>
     <IsPackable>false</IsPackable>
     <NoWarn>NU1701,CA1816,CA1308,CA1810,CA2208</NoWarn>
-    <LangVersion>7.2</LangVersion>
+    <LangVersion>8.0</LangVersion>
     <UserSecretsId>AB0AC1DD-9D26-485B-9416-56A33F268117</UserSecretsId>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(TargetFramework)' == 'netcoreapp2.1'">
-    <DefineConstants>$(DefineConstants);NETCOREAPP21</DefineConstants>
-  </PropertyGroup>
-  
   <PropertyGroup Condition="'$(CI_TESTS)' == 'true'">
     <DefineConstants>$(DefineConstants);SHORT_TIMEOUT</DefineConstants>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.4.0" />
     <PackageReference Include="Selenium.WebDriver" Version="3.141.0" />
     <PackageReference Include="Selenium.WebDriver.ChromeDriver" Version="78.0.3904.7000" />
     <PackageReference Include="xunit" Version="2.4.1" />

BTCPayServer.Tests/BTCPayServerTester.cs

@@ -63,6 +63,7 @@ namespace BTCPayServer.Tests
         }
 
         public Uri LTCNBXplorerUri { get; set; }
+        public Uri LBTCNBXplorerUri { get; set; }
 
         public Uri ServerUri
         {
@@ -93,6 +94,9 @@ namespace BTCPayServer.Tests
 
         public bool MockRates { get; set; } = true;
 
+        public HashSet<string> Chains { get; set; } = new HashSet<string>(){"BTC"};
+        public bool UseLightning { get; set; }
+
         public async Task StartAsync()
         {
             if (!Directory.Exists(_Directory))
@@ -109,20 +113,37 @@ namespace BTCPayServer.Tests
                 config.AppendLine($"bind=0.0.0.0");
             }
             config.AppendLine($"port={Port}");
-            config.AppendLine($"chains=btc,ltc");
+            config.AppendLine($"chains={string.Join(',', Chains)}");
+            if (Chains.Contains("BTC", StringComparer.OrdinalIgnoreCase))
+            {
+                config.AppendLine($"btc.explorer.url={NBXplorerUri.AbsoluteUri}");
+                config.AppendLine($"btc.explorer.cookiefile=0");
+            }
 
-            config.AppendLine($"btc.explorer.url={NBXplorerUri.AbsoluteUri}");
-            config.AppendLine($"btc.explorer.cookiefile=0");
+            if (UseLightning)
+            {
+                config.AppendLine($"btc.lightning={IntegratedLightning.AbsoluteUri}");
+                var localLndBackupFile = Path.Combine(_Directory, "walletunlock.json");
+                File.Copy(TestUtils.GetTestDataFullPath("LndSeedBackup/walletunlock.json"), localLndBackupFile, true);
+                config.AppendLine($"btc.external.lndseedbackup={localLndBackupFile}");
+            }
+
+            if (Chains.Contains("LTC", StringComparer.OrdinalIgnoreCase))
+            {
+                config.AppendLine($"ltc.explorer.url={LTCNBXplorerUri.AbsoluteUri}");
+                config.AppendLine($"ltc.explorer.cookiefile=0");
+            }
+            if (Chains.Contains("LBTC", StringComparer.OrdinalIgnoreCase))
+            {
+                config.AppendLine($"lbtc.explorer.url={LBTCNBXplorerUri.AbsoluteUri}");
+                config.AppendLine($"lbtc.explorer.cookiefile=0");
+            }
             config.AppendLine("allow-admin-registration=1");
-            config.AppendLine($"ltc.explorer.url={LTCNBXplorerUri.AbsoluteUri}");
-            config.AppendLine($"ltc.explorer.cookiefile=0");
-            config.AppendLine($"btc.lightning={IntegratedLightning.AbsoluteUri}");
+           
             config.AppendLine($"torrcfile={TestUtils.GetTestDataFullPath("Tor/torrc")}");
             config.AppendLine($"debuglog=debug.log");
 
-            var localLndBackupFile = Path.Combine(_Directory, "walletunlock.json");
-            File.Copy(TestUtils.GetTestDataFullPath("LndSeedBackup/walletunlock.json"), localLndBackupFile, true);
-            config.AppendLine($"btc.external.lndseedbackup={localLndBackupFile}");
+
             if (!string.IsNullOrEmpty(SSHPassword) && string.IsNullOrEmpty(SSHKeyFile))
                 config.AppendLine($"sshpassword={SSHPassword}");
             if (!string.IsNullOrEmpty(SSHKeyFile))
@@ -181,29 +202,29 @@ namespace BTCPayServer.Tests
                 var coinAverageMock = new MockRateProvider();
                 coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
                 {
-                    Exchange = "coinaverage",
+                    Exchange = "coingecko",
                     CurrencyPair = CurrencyPair.Parse("BTC_USD"),
                     BidAsk = new BidAsk(5000m)
                 });
                 coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
                 {
-                    Exchange = "coinaverage",
+                    Exchange = "coingecko",
                     CurrencyPair = CurrencyPair.Parse("BTC_CAD"),
                     BidAsk = new BidAsk(4500m)
                 });
                 coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
                 {
-                    Exchange = "coinaverage",
-                    CurrencyPair = CurrencyPair.Parse("LTC_BTC"),
-                    BidAsk = new BidAsk(0.001m)
+                    Exchange = "coingecko",
+                    CurrencyPair = CurrencyPair.Parse("BTC_LTC"),
+                    BidAsk = new BidAsk(162m)
                 });
                 coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
                 {
-                    Exchange = "coinaverage",
+                    Exchange = "coingecko",
                     CurrencyPair = CurrencyPair.Parse("LTC_USD"),
                     BidAsk = new BidAsk(500m)
                 });
-                rateProvider.Providers.Add("coinaverage", coinAverageMock);
+                rateProvider.Providers.Add("coingecko", coinAverageMock);
 
                 var bitflyerMock = new MockRateProvider();
                 bitflyerMock.ExchangeRates.Add(new Rating.ExchangeRate()
@@ -231,6 +252,16 @@ namespace BTCPayServer.Tests
                     BidAsk = new BidAsk(0.004m)
                 });
                 rateProvider.Providers.Add("bittrex", bittrex);
+                
+                
+                var bitfinex = new MockRateProvider();
+                bitfinex.ExchangeRates.Add(new Rating.ExchangeRate()
+                {
+                    Exchange = "bitfinex",
+                    CurrencyPair = CurrencyPair.Parse("UST_BTC"),
+                    BidAsk = new BidAsk(0.000136m)
+                });
+                rateProvider.Providers.Add("bitfinex", bitfinex);
             }
 
 

BTCPayServer.Tests/CheckoutUITests.cs

@@ -106,10 +106,14 @@ namespace BTCPayServer.Tests
         }
         
         [Fact(Timeout = TestTimeout)]
+        [Trait("Altcoins", "Altcoins")]
+        [Trait("Lightning", "Lightning")]
         public async Task CanUsePaymentMethodDropdown()
         {
             using (var s = SeleniumTester.Create())
             {
+                s.Server.ActivateLTC();
+                s.Server.ActivateLightning();
                 await s.StartAsync();
                 s.GoToRegister();
                 s.RegisterNewUser();
@@ -141,6 +145,7 @@ namespace BTCPayServer.Tests
 
                 elements = s.Driver.FindElement(By.ClassName("vex-content")).FindElements(By.ClassName("vexmenuitem"));
                 elements.Single(element => element.Text.Contains("Lightning")).Click();
+                Thread.Sleep(1000);
                 currencyDropdownButton = s.Driver.FindElement(By.ClassName("payment__currencies"));
 
                 Assert.Contains("Lightning", currencyDropdownButton.Text);
@@ -150,10 +155,12 @@ namespace BTCPayServer.Tests
         }
         
         [Fact(Timeout = TestTimeout)]
+        [Trait("Lightning", "Lightning")]
         public async Task CanUseLightningSatsFeature()
         {
             using (var s = SeleniumTester.Create())
             {
+                s.Server.ActivateLightning();
                 await s.StartAsync();
                 s.GoToRegister();
                 s.RegisterNewUser();

BTCPayServer.Tests/Dockerfile

@@ -1,8 +1,7 @@
-FROM mcr.microsoft.com/dotnet/core/sdk:2.1.505-alpine3.7 AS builder
-ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT false
-RUN apk add --no-cache icu-libs
-ENV LC_ALL en_US.UTF-8
-ENV LANG en_US.UTF-8
+FROM mcr.microsoft.com/dotnet/core/sdk:3.1.100 AS builder
+
+RUN apt-get update && apt-get install -y --no-install-recommends chromium-driver \
+    && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /source
 COPY nuget.config nuget.config
@@ -11,15 +10,12 @@ COPY BTCPayServer/BTCPayServer.csproj BTCPayServer/BTCPayServer.csproj
 COPY BTCPayServer.Common/BTCPayServer.Common.csproj BTCPayServer.Common/BTCPayServer.Common.csproj
 COPY BTCPayServer.Rating/BTCPayServer.Rating.csproj BTCPayServer.Rating/BTCPayServer.Rating.csproj
 COPY BTCPayServer.Data/BTCPayServer.Data.csproj BTCPayServer.Data/BTCPayServer.Data.csproj
-COPY BTCPayServer.Tests/BTCPayServer.Tests.csproj BTCPayServer.Tests/BTCPayServer.Tests.csproj
-RUN dotnet restore BTCPayServer.Tests/BTCPayServer.Tests.csproj
-
-ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT false
-
-ENV LC_ALL en_US.UTF-8
-ENV LANG en_US.UTF-8
-
-RUN apk add --no-cache chromium chromium-chromedriver icu-libs
+RUN cd BTCPayServer && dotnet restore
+COPY BTCPayServer.Common/. BTCPayServer.Common/.
+COPY BTCPayServer.Rating/. BTCPayServer.Rating/.
+COPY BTCPayServer.Data/. BTCPayServer.Data/.
+COPY BTCPayServer/. BTCPayServer/.
+COPY Build/Version.csproj Build/Version.csproj
 
 ENV SCREEN_HEIGHT 600 \
     SCREEN_WIDTH 1200

BTCPayServer.Tests/ElementsTests.cs

@@ -0,0 +1,126 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Configuration;
+using BTCPayServer.Controllers;
+using BTCPayServer.Models.WalletViewModels;
+using BTCPayServer.Services.Wallets;
+using BTCPayServer.Tests.Logging;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Configuration.Memory;
+using NBitcoin;
+using NBitcoin.RPC;
+using NBitpayClient;
+using Xunit;
+using Xunit.Abstractions;
+
+namespace BTCPayServer.Tests
+{
+    public class ElementsTests
+    {
+        
+        public const int TestTimeout = 60_000;
+        public ElementsTests(ITestOutputHelper helper)
+        {
+            Logs.Tester = new XUnitLog(helper) { Name = "Tests" };
+            Logs.LogProvider = new XUnitLogProvider(helper);
+        }
+        
+        [Fact]
+        [Trait("Altcoins", "Altcoins")]
+        public async Task OnlyShowSupportedWallets()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.ActivateLBTC();
+                await tester.StartAsync();
+                await tester.EnsureChannelsSetup();
+                var user = tester.NewAccount();
+                user.GrantAccess();
+                user.RegisterDerivationScheme("LBTC");
+                user.RegisterDerivationScheme("BTC");
+                user.RegisterDerivationScheme("USDT");
+                
+                Assert.Single(Assert.IsType<ListWalletsViewModel>(Assert.IsType<ViewResult>(await user.GetController<WalletsController>().ListWallets()).Model).Wallets);
+            }
+        }
+
+        [Fact]
+        [Trait("Fast", "Fast")]
+        public void LoadSubChainsAlways()
+        {
+            var options = new BTCPayServerOptions();
+            options.LoadArgs(new ConfigurationRoot(new List<IConfigurationProvider>()
+            {
+                new MemoryConfigurationProvider(new MemoryConfigurationSource()
+                {
+                    InitialData = new[]
+                    {
+                        new KeyValuePair<string, string>("chains", "usdt"), 
+                    }
+                })
+            }));
+            
+            Assert.NotNull(options.NetworkProvider.GetNetwork("LBTC"));
+            Assert.NotNull(options.NetworkProvider.GetNetwork("USDT"));
+        }
+
+        [Fact]
+        [Trait("Altcoins", "Altcoins")]
+        public async Task ElementsAssetsAreHandledCorrectly()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.ActivateLBTC();
+                await tester.StartAsync();
+                var user = tester.NewAccount();
+                user.GrantAccess();
+                user.RegisterDerivationScheme("LBTC");
+                user.RegisterDerivationScheme("USDT");
+                
+                //no tether on our regtest, lets create it and set it
+                var tether = tester.NetworkProvider.GetNetwork<ElementsBTCPayNetwork>("USDT");
+                var lbtc = tester.NetworkProvider.GetNetwork<ElementsBTCPayNetwork>("LBTC");
+                var issueAssetResult = await tester.LBTCExplorerNode.SendCommandAsync("issueasset", 100000, 0);
+                tether.AssetId = uint256.Parse(issueAssetResult.Result["asset"].ToString());
+                ((ElementsBTCPayNetwork)tester.PayTester.GetService<BTCPayWalletProvider>().GetWallet("USDT").Network)
+                    .AssetId = tether.AssetId;
+                Logs.Tester.LogInformation($"Asset is {tether.AssetId}");
+                Assert.Equal(tether.AssetId,  tester.NetworkProvider.GetNetwork<ElementsBTCPayNetwork>("USDT").AssetId);
+                Assert.Equal(tether.AssetId,  ((ElementsBTCPayNetwork)tester.PayTester.GetService<BTCPayWalletProvider>().GetWallet("USDT").Network).AssetId);
+                //test: register 2 assets on the same elements network and make sure paying an invoice on one does not affect the other in any way
+                var invoice = await user.BitPay.CreateInvoiceAsync(new Invoice(0.1m, "BTC"));
+                Assert.Equal(2, invoice.SupportedTransactionCurrencies.Count);
+                var ci = invoice.CryptoInfo.Single(info => info.CryptoCode.Equals("LBTC"));
+                //1 lbtc = 1 btc
+                Assert.Equal(1, ci.Rate);
+                var star = await tester.LBTCExplorerNode.SendCommandAsync("sendtoaddress", ci.Address,ci.Due, "", "", false, true,
+                    1, "UNSET", lbtc.AssetId);
+                
+                TestUtils.Eventually(() =>
+                {
+                    var localInvoice = user.BitPay.GetInvoice(invoice.Id, Facade.Merchant);
+                    Assert.Equal("paid", localInvoice.Status);
+                    Assert.Single(localInvoice.CryptoInfo.Single(info => info.CryptoCode.Equals("LBTC")).Payments);
+                });
+                
+                invoice = await user.BitPay.CreateInvoiceAsync(new Invoice(0.1m, "BTC"));
+                
+                ci = invoice.CryptoInfo.Single(info => info.CryptoCode.Equals("USDT"));
+                Assert.Equal(2, invoice.SupportedTransactionCurrencies.Count);
+                star = await tester.LBTCExplorerNode.SendCommandAsync("sendtoaddress", ci.Address, ci.Due, "", "", false, true,
+                    1, "UNSET", tether.AssetId);
+                
+                TestUtils.Eventually(() =>
+                {
+                    var localInvoice = user.BitPay.GetInvoice(invoice.Id, Facade.Merchant);
+                    Assert.Equal("paid", localInvoice.Status);
+                    Assert.Single(localInvoice.CryptoInfo.Single(info => info.CryptoCode.Equals("USDT", StringComparison.InvariantCultureIgnoreCase)).Payments);
+                });
+
+            }
+        }
+    }
+}

BTCPayServer.Tests/Mocks/MockRateProvider.cs

@@ -11,6 +11,11 @@ namespace BTCPayServer.Tests.Mocks
     public class MockRateProvider : IRateProvider
     {
         public ExchangeRates ExchangeRates { get; set; } = new ExchangeRates();
+
+        public MockRateProvider()
+        {
+            
+        }
         public Task<ExchangeRates> GetRatesAsync(CancellationToken cancellationToken)
         {
             return Task.FromResult(ExchangeRates);

BTCPayServer.Tests/PaymentHandlerTest.cs

@@ -13,6 +13,7 @@ using BTCPayServer.Rating;
 
 namespace BTCPayServer.Tests
 {
+    [Trait("Fast", "Fast")]
     public class PaymentHandlerTest
     {
         private BitcoinLikePaymentHandler handlerBTC;

BTCPayServer.Tests/SeleniumTester.cs

@@ -39,18 +39,18 @@ namespace BTCPayServer.Tests
             };
         }
 
-      
+
         public async Task StartAsync()
         {
             await Server.StartAsync();
             ChromeOptions options = new ChromeOptions();
             var isDebug = !Server.PayTester.InContainer;
-        
+
             if (!isDebug)
             {
                 options.AddArguments("headless"); // Comment to view browser
                 options.AddArguments("window-size=1200x1000"); // Comment to view browser
-            }  
+            }
             options.AddArgument("shm-size=2g");
             if (Server.PayTester.InContainer)
             {
@@ -72,7 +72,16 @@ namespace BTCPayServer.Tests
 
         internal void AssertHappyMessage()
         {
-            Assert.Single(Driver.FindElements(By.ClassName("alert-success")).Where(el => el.Displayed));
+            using var cts = new CancellationTokenSource(10_000);
+            while (!cts.IsCancellationRequested)
+            {
+                var success = Driver.FindElements(By.ClassName("alert-success")).Where(el => el.Displayed).Any();
+                if (success)
+                    return;
+                Thread.Sleep(100);
+            }
+            Logs.Tester.LogInformation(this.Driver.PageSource);
+            Assert.True(false, "Should have shown happy message");
         }
 
         public static readonly TimeSpan ImplicitWait = TimeSpan.FromSeconds(10);
@@ -105,10 +114,29 @@ namespace BTCPayServer.Tests
             Driver.FindElement(By.Id("CreateStore")).Click();
             Driver.FindElement(By.Id("Name")).SendKeys(usr);
             Driver.FindElement(By.Id("Create")).Click();
-            
+
             return (usr, Driver.FindElement(By.Id("Id")).GetAttribute("value"));
         }
 
+        public string GenerateWallet(string cryptoCode = "BTC", string seed = "", bool importkeys = false, bool privkeys = false)
+        {
+            Driver.FindElement(By.Id($"Modify{cryptoCode}")).ForceClick();
+            Driver.FindElement(By.Id("import-from-btn")).ForceClick();
+            Driver.FindElement(By.Id("nbxplorergeneratewalletbtn")).ForceClick();
+            Driver.FindElement(By.Id("ExistingMnemonic")).SendKeys(seed);
+            SetCheckbox(Driver.FindElement(By.Id("SavePrivateKeys")), privkeys);
+            SetCheckbox(Driver.FindElement(By.Id("ImportKeysToRPC")), importkeys);
+            Driver.FindElement(By.Id("btn-generate")).ForceClick();
+            AssertHappyMessage();
+            if (string.IsNullOrEmpty(seed))
+            {
+                seed = Driver.FindElements(By.ClassName("alert-success")).First().FindElement(By.TagName("code")).Text;
+            }
+            Driver.FindElement(By.Id("Confirm")).ForceClick();
+            AssertHappyMessage();
+            return seed;
+        }
+
         public void AddDerivationScheme(string cryptoCode = "BTC", string derivationScheme = "xpub661MyMwAqRbcGABgHMUXDzPzH1tU7eZaAaJQXhDXsSxsqyQzQeU6kznNfSuAyqAK9UaWSaZaMFdNiY5BCF4zBPAzSnwfUAwUhwttuAKwfRX-[legacy]")
         {
             Driver.FindElement(By.Id($"Modify{cryptoCode}")).ForceClick();
@@ -117,7 +145,7 @@ namespace BTCPayServer.Tests
             Driver.FindElement(By.Id("Confirm")).ForceClick();
             AssertHappyMessage();
         }
-        
+
         public void AddLightningNode(string cryptoCode, LightningConnectionType connectionType)
         {
             string connectionString = null;
@@ -129,12 +157,12 @@ namespace BTCPayServer.Tests
                 connectionString = $"type=lnd-rest;server={Server.MerchantLnd.Swagger.BaseUrl};allowinsecure=true";
             else
                 throw new NotSupportedException(connectionType.ToString());
-            
+
             Driver.FindElement(By.Id($"Modify-Lightning{cryptoCode}")).ForceClick();
             Driver.FindElement(By.Name($"ConnectionString")).SendKeys(connectionString);
             Driver.FindElement(By.Id($"save")).ForceClick();
         }
-        
+
         public void AddInternalLightningNode(string cryptoCode)
         {
             Driver.FindElement(By.Id($"Modify-Lightning{cryptoCode}")).ForceClick();
@@ -155,7 +183,7 @@ namespace BTCPayServer.Tests
             }
         }
 
-       
+
 
         public void Dispose()
         {
@@ -204,21 +232,26 @@ namespace BTCPayServer.Tests
                 Driver.FindElement(By.Id(storeNavPage.ToString())).Click();
             }
         }
-        
+
         public void GoToInvoiceCheckout(string invoiceId)
         {
             Driver.FindElement(By.Id("Invoices")).Click();
             Driver.FindElement(By.Id($"invoice-checkout-{invoiceId}")).Click();
             CheckForJSErrors();
         }
-        
-        
+
+
         public void SetCheckbox(IWebElement element, bool value)
         {
             if ((value && !element.Selected) || (!value && element.Selected))
             {
                 element.Click();
             }
+
+            if (value != element.Selected)
+            {
+                SetCheckbox(element, value);
+            }
         }
 
         public void SetCheckbox(SeleniumTester s, string inputName, bool value)
@@ -263,30 +296,30 @@ namespace BTCPayServer.Tests
         }
 
 
-        
+
         private void CheckForJSErrors()
         {
             //wait for seleniun update: https://stackoverflow.com/questions/57520296/selenium-webdriver-3-141-0-driver-manage-logs-availablelogtypes-throwing-syste
-//            var errorStrings = new List<string> 
-//            { 
-//                "SyntaxError", 
-//                "EvalError", 
-//                "ReferenceError", 
-//                "RangeError", 
-//                "TypeError", 
-//                "URIError" 
-//            };
-//
-//            var jsErrors = Driver.Manage().Logs.GetLog(LogType.Browser).Where(x => errorStrings.Any(e => x.Message.Contains(e)));
-//
-//            if (jsErrors.Any())
-//            {
-//                Logs.Tester.LogInformation("JavaScript error(s):" + Environment.NewLine + jsErrors.Aggregate("", (s, entry) => s + entry.Message + Environment.NewLine));
-//            }
-//            Assert.Empty(jsErrors);
+            //            var errorStrings = new List<string> 
+            //            { 
+            //                "SyntaxError", 
+            //                "EvalError", 
+            //                "ReferenceError", 
+            //                "RangeError", 
+            //                "TypeError", 
+            //                "URIError" 
+            //            };
+            //
+            //            var jsErrors = Driver.Manage().Logs.GetLog(LogType.Browser).Where(x => errorStrings.Any(e => x.Message.Contains(e)));
+            //
+            //            if (jsErrors.Any())
+            //            {
+            //                Logs.Tester.LogInformation("JavaScript error(s):" + Environment.NewLine + jsErrors.Aggregate("", (s, entry) => s + entry.Message + Environment.NewLine));
+            //            }
+            //            Assert.Empty(jsErrors);
 
         }
 
-      
+
     }
 }

BTCPayServer.Tests/SeleniumTests.cs

@@ -34,6 +34,27 @@ namespace BTCPayServer.Tests
                 s.ClickOnAllSideMenus();
                 s.Driver.FindElement(By.LinkText("Services")).Click();
 
+                Logs.Tester.LogInformation("Let's check if we can access the logs");
+                s.Driver.FindElement(By.LinkText("Logs")).Click();
+                s.Driver.FindElement(By.PartialLinkText(".log")).Click();
+                Assert.Contains("Starting listening NBXplorer", s.Driver.PageSource);
+                s.Driver.Quit();
+            }
+        }
+
+        [Fact(Timeout = TestTimeout)]
+        [Trait("Lightning", "Lightning")]
+        public async Task CanUseLndSeedBackup()
+        {
+            using (var s = SeleniumTester.Create())
+            {
+                s.Server.ActivateLightning();
+                await s.StartAsync();
+                s.RegisterNewUser(true);
+                s.Driver.FindElement(By.Id("ServerSettings")).Click();
+                s.Driver.AssertNoError();
+                s.Driver.FindElement(By.LinkText("Services")).Click();
+
                 Logs.Tester.LogInformation("Let's if we can access LND's seed");
                 Assert.Contains("server/services/lndseedbackup/BTC", s.Driver.PageSource);
                 s.Driver.Navigate().GoToUrl(s.Link("/server/services/lndseedbackup/BTC"));
@@ -49,12 +70,6 @@ namespace BTCPayServer.Tests
                 s.AssertHappyMessage();
                 seedEl = s.Driver.FindElement(By.Id("SeedTextArea"));
                 Assert.Contains("Seed removed", seedEl.Text, StringComparison.OrdinalIgnoreCase);
-
-                Logs.Tester.LogInformation("Let's check if we can access the logs");
-                s.Driver.FindElement(By.LinkText("Logs")).Click();
-                s.Driver.FindElement(By.PartialLinkText(".log")).Click();
-                Assert.Contains("Starting listening NBXplorer", s.Driver.PageSource);
-                s.Driver.Quit();
             }
         }
 
@@ -408,14 +423,28 @@ namespace BTCPayServer.Tests
             {
                 await s.StartAsync();
                 s.RegisterNewUser(true);
-                s.CreateNewStore();
+               var storeId =  s.CreateNewStore();
 
                 // In this test, we try to spend from a manual seed. We import the xpub 49'/0'/0', then try to use the seed 
                 // to sign the transaction
-                var mnemonic = "usage fever hen zero slide mammal silent heavy donate budget pulse say brain thank sausage brand craft about save attract muffin advance illegal cabbage";
+                var mnemonic = s.GenerateWallet("BTC", "", true, false);
+               
+                var invoiceId = s.CreateInvoice(storeId.storeId);
+                var invoice = await s.Server.PayTester.InvoiceRepository.GetInvoice(invoiceId);
+                var address = invoice.EntityToDTO().Addresses["BTC"];
+
+                var result = await s.Server.ExplorerNode.GetAddressInfoAsync(BitcoinAddress.Create(address, Network.RegTest));
+                Assert.True(result.IsWatchOnly);
+                s.GoToStore(storeId.storeId);
+                mnemonic = s.GenerateWallet("BTC", "", true, true);
+                
                 var root = new Mnemonic(mnemonic).DeriveExtKey();
-                s.AddDerivationScheme("BTC", "ypub6WWc2gWwHbdnAAyJDnR4SPL1phRh7REqrPBfZeizaQ1EmTshieRXJC3Z5YoU4wkcdKHEjQGkh6AYEzCQC1Kz3DNaWSwdc1pc8416hAjzqyD");
-                var tx = s.Server.ExplorerNode.SendToAddress(BitcoinAddress.Create("bcrt1qmxg8fgnmkp354vhe78j6sr4ut64tyz2xyejel4", Network.RegTest), Money.Coins(3.0m));
+                 invoiceId = s.CreateInvoice(storeId.storeId);
+                 invoice = await s.Server.PayTester.InvoiceRepository.GetInvoice( invoiceId);
+                 address = invoice.EntityToDTO().Addresses["BTC"];
+                 result = await s.Server.ExplorerNode.GetAddressInfoAsync(BitcoinAddress.Create(address, Network.RegTest));
+                 Assert.False(result.IsWatchOnly);
+                var tx = s.Server.ExplorerNode.SendToAddress(BitcoinAddress.Create(address, Network.RegTest), Money.Coins(3.0m));
                 s.Server.ExplorerNode.Generate(1);
 
                 s.Driver.FindElement(By.Id("Wallets")).Click();
@@ -429,8 +458,8 @@ namespace BTCPayServer.Tests
 
                 // We setup the fingerprint and the account key path
                 s.Driver.FindElement(By.Id("WalletSettings")).ForceClick();
-                s.Driver.FindElement(By.Id("AccountKeys_0__MasterFingerprint")).SendKeys("8bafd160");
-                s.Driver.FindElement(By.Id("AccountKeys_0__AccountKeyPath")).SendKeys("m/49'/0'/0'" + Keys.Enter);
+//                s.Driver.FindElement(By.Id("AccountKeys_0__MasterFingerprint")).SendKeys("8bafd160");
+//                s.Driver.FindElement(By.Id("AccountKeys_0__AccountKeyPath")).SendKeys("m/49'/0'/0'" + Keys.Enter);
 
                 // Check the tx sent earlier arrived
                 s.Driver.FindElement(By.Id("WalletTransactions")).ForceClick();
@@ -471,8 +500,6 @@ namespace BTCPayServer.Tests
                     }
                 }
                 SignWith(mnemonic);
-                var accountKey = root.Derive(new KeyPath("m/49'/0'/0'")).GetWif(Network.RegTest).ToString();
-                SignWith(accountKey);
             }
         }
     }

BTCPayServer.Tests/ServerTester.cs

@@ -46,27 +46,15 @@ namespace BTCPayServer.Tests
             NetworkProvider = new BTCPayNetworkProvider(NetworkType.Regtest);
             ExplorerNode = new RPCClient(RPCCredentialString.Parse(GetEnvironment("TESTS_BTCRPCCONNECTION", "server=http://127.0.0.1:43782;ceiwHEbqWI83:DwubwWsoo3")), NetworkProvider.GetNetwork<BTCPayNetwork>("BTC").NBitcoinNetwork);
             ExplorerNode.ScanRPCCapabilities();
-            LTCExplorerNode = new RPCClient(RPCCredentialString.Parse(GetEnvironment("TESTS_LTCRPCCONNECTION", "server=http://127.0.0.1:43783;ceiwHEbqWI83:DwubwWsoo3")), NetworkProvider.GetNetwork<BTCPayNetwork>("LTC").NBitcoinNetwork);
 
             ExplorerClient = new ExplorerClient(NetworkProvider.GetNetwork<BTCPayNetwork>("BTC").NBXplorerNetwork, new Uri(GetEnvironment("TESTS_BTCNBXPLORERURL", "http://127.0.0.1:32838/")));
-            LTCExplorerClient = new ExplorerClient(NetworkProvider.GetNetwork<BTCPayNetwork>("LTC").NBXplorerNetwork, new Uri(GetEnvironment("TESTS_LTCNBXPLORERURL", "http://127.0.0.1:32838/")));
-
-            var btc = NetworkProvider.GetNetwork<BTCPayNetwork>("BTC").NBitcoinNetwork;
-            CustomerLightningD = LightningClientFactory.CreateClient(GetEnvironment("TEST_CUSTOMERLIGHTNINGD", "type=clightning;server=tcp://127.0.0.1:30992/"), btc);
-            MerchantLightningD = LightningClientFactory.CreateClient(GetEnvironment("TEST_MERCHANTLIGHTNINGD", "type=clightning;server=tcp://127.0.0.1:30993/"), btc);
-
-            MerchantCharge = new ChargeTester(this, "TEST_MERCHANTCHARGE", "type=charge;server=http://127.0.0.1:54938/;api-token=foiewnccewuify", "merchant_lightningd", btc);
-
-            MerchantLnd = new LndMockTester(this, "TEST_MERCHANTLND", "https://lnd:lnd@127.0.0.1:53280/", "merchant_lnd", btc);
 
             PayTester = new BTCPayServerTester(Path.Combine(_Directory, "pay"))
             {
                 NBXplorerUri = ExplorerClient.Address,
-                LTCNBXplorerUri = LTCExplorerClient.Address,
                 TestDatabase = Enum.Parse<TestDatabases>(GetEnvironment("TESTS_DB", TestDatabases.Postgres.ToString()), true),
                 Postgres = GetEnvironment("TESTS_POSTGRES", "User ID=postgres;Host=127.0.0.1;Port=39372;Database=btcpayserver"),
-                MySQL = GetEnvironment("TESTS_MYSQL", "User ID=root;Host=127.0.0.1;Port=33036;Database=btcpayserver"),
-                IntegratedLightning = MerchantCharge.Client.Uri
+                MySQL = GetEnvironment("TESTS_MYSQL", "User ID=root;Host=127.0.0.1;Port=33036;Database=btcpayserver")
             };
             PayTester.Port = int.Parse(GetEnvironment("TESTS_PORT", Utils.FreeTcpPort().ToString(CultureInfo.InvariantCulture)), CultureInfo.InvariantCulture);
             PayTester.HostName = GetEnvironment("TESTS_HOSTNAME", "127.0.0.1");
@@ -77,6 +65,32 @@ namespace BTCPayServer.Tests
             PayTester.SSHConnection = GetEnvironment("TESTS_SSHCONNECTION", "root@127.0.0.1:21622");
         }
 
+        public void ActivateLTC()
+        {
+            LTCExplorerNode = new RPCClient(RPCCredentialString.Parse(GetEnvironment("TESTS_LTCRPCCONNECTION", "server=http://127.0.0.1:43783;ceiwHEbqWI83:DwubwWsoo3")), NetworkProvider.GetNetwork<BTCPayNetwork>("LTC").NBitcoinNetwork);
+            LTCExplorerClient = new ExplorerClient(NetworkProvider.GetNetwork<BTCPayNetwork>("LTC").NBXplorerNetwork, new Uri(GetEnvironment("TESTS_LTCNBXPLORERURL", "http://127.0.0.1:32838/")));
+            PayTester.Chains.Add("LTC");
+            PayTester.LTCNBXplorerUri = LTCExplorerClient.Address;
+        }
+        public void ActivateLBTC()
+        {
+            LBTCExplorerNode = new RPCClient(RPCCredentialString.Parse(GetEnvironment("TESTS_LBTCRPCCONNECTION", "server=http://127.0.0.1:19332;liquid:liquid")), NetworkProvider.GetNetwork<BTCPayNetwork>("LBTC").NBitcoinNetwork);
+            LBTCExplorerClient = new ExplorerClient(NetworkProvider.GetNetwork<BTCPayNetwork>("LBTC").NBXplorerNetwork, new Uri(GetEnvironment("TESTS_LBTCNBXPLORERURL", "http://127.0.0.1:32838/")));
+            PayTester.Chains.Add("LBTC");
+            PayTester.LBTCNBXplorerUri = LBTCExplorerClient.Address;
+        }
+
+        public void ActivateLightning()
+        {
+            var btc = NetworkProvider.GetNetwork<BTCPayNetwork>("BTC").NBitcoinNetwork;
+            CustomerLightningD = LightningClientFactory.CreateClient(GetEnvironment("TEST_CUSTOMERLIGHTNINGD", "type=clightning;server=tcp://127.0.0.1:30992/"), btc);
+            MerchantLightningD = LightningClientFactory.CreateClient(GetEnvironment("TEST_MERCHANTLIGHTNINGD", "type=clightning;server=tcp://127.0.0.1:30993/"), btc);
+            MerchantCharge = new ChargeTester(this, "TEST_MERCHANTCHARGE", "type=charge;server=http://127.0.0.1:54938/;api-token=foiewnccewuify", "merchant_lightningd", btc);
+            MerchantLnd = new LndMockTester(this, "TEST_MERCHANTLND", "https://lnd:lnd@127.0.0.1:53280/", "merchant_lnd", btc);
+            PayTester.UseLightning = true;
+            PayTester.IntegratedLightning = MerchantCharge.Client.Uri;
+        }
+
         public bool Dockerized
         {
             get; set;
@@ -148,12 +162,15 @@ namespace BTCPayServer.Tests
         {
             get; set;
         }
+        
+        public RPCClient LBTCExplorerNode { get; set; }
 
         public ExplorerClient ExplorerClient
         {
             get; set;
         }
         public ExplorerClient LTCExplorerClient { get; set; }
+        public ExplorerClient LBTCExplorerClient { get; set; }
 
         HttpClient _Http = new HttpClient();
 

BTCPayServer.Tests/TestAccount.cs

@@ -109,7 +109,7 @@ namespace BTCPayServer.Tests
             SupportedNetwork = parent.NetworkProvider.GetNetwork<BTCPayNetwork>(cryptoCode);
             var store = parent.PayTester.GetController<StoresController>(UserId, StoreId);
             ExtKey = new ExtKey().GetWif(SupportedNetwork.NBitcoinNetwork);
-            DerivationScheme = new DerivationStrategyFactory(SupportedNetwork.NBitcoinNetwork).Parse(ExtKey.Neuter().ToString() + (segwit ? "" : "-[legacy]"));
+            DerivationScheme = SupportedNetwork.NBXplorerNetwork.DerivationStrategyFactory.Parse(ExtKey.Neuter().ToString() + (segwit ? "" : "-[legacy]"));
             await store.AddDerivationScheme(StoreId, new DerivationSchemeViewModel()
             {
                 DerivationScheme = DerivationScheme.ToString(),

BTCPayServer.Tests/TestUtils.cs

@@ -5,9 +5,6 @@ using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
-#if NETCOREAPP21
-using Microsoft.AspNetCore.Http.Internal;
-#endif
 using Xunit.Sdk;
 using System.Linq;
 

BTCPayServer.Tests/UnitTest1.cs

@@ -151,6 +151,7 @@ namespace BTCPayServer.Tests
                 new LightningLikePaymentHandler(null, null, networkProvider, null),
             });
             InvoiceEntity invoiceEntity = new InvoiceEntity();
+            invoiceEntity.Networks = networkProvider;
             invoiceEntity.Payments = new System.Collections.Generic.List<PaymentEntity>();
             invoiceEntity.ProductInformation = new ProductInformation() {Price = 100};
             PaymentMethodDictionary paymentMethods = new PaymentMethodDictionary();
@@ -172,12 +173,15 @@ namespace BTCPayServer.Tests
             invoiceEntity.Payments.Add(
                 new PaymentEntity()
                     {
+                        
                         Accounted = true,
                         CryptoCode = "BTC",
-                        NetworkFee = 0.00000100m
+                        NetworkFee = 0.00000100m,
+                        Network = networkProvider.GetNetwork("BTC"),
                     }
                     .SetCryptoPaymentData(new BitcoinLikePaymentData()
                     {
+                        Network = networkProvider.GetNetwork("BTC"),
                         Output = new TxOut() {Value = Money.Coins(0.00151263m)}
                     }));
             accounting = btc.Calculate();
@@ -186,10 +190,12 @@ namespace BTCPayServer.Tests
                     {
                         Accounted = true,
                         CryptoCode = "BTC",
-                        NetworkFee = 0.00000100m
+                        NetworkFee = 0.00000100m,
+                        Network = networkProvider.GetNetwork("BTC")
                     }
                     .SetCryptoPaymentData(new BitcoinLikePaymentData()
                     {
+                        Network = networkProvider.GetNetwork("BTC"),
                         Output = new TxOut() {Value = accounting.Due}
                     }));
             accounting = btc.Calculate();
@@ -258,6 +264,7 @@ namespace BTCPayServer.Tests
                 new LightningLikePaymentHandler(null, null, networkProvider, null),
             });
             var entity = new InvoiceEntity();
+            entity.Networks = networkProvider;
 #pragma warning disable CS0618
             entity.Payments = new System.Collections.Generic.List<PaymentEntity>();
             entity.SetPaymentMethod(new PaymentMethod()
@@ -317,6 +324,7 @@ namespace BTCPayServer.Tests
             Assert.Equal(Money.Coins(1.3m), accounting.TotalDue);
 
             entity = new InvoiceEntity();
+            entity.Networks = networkProvider;
             entity.ProductInformation = new ProductInformation() {Price = 5000};
             PaymentMethodDictionary paymentMethods = new PaymentMethodDictionary();
             paymentMethods.Add(
@@ -445,6 +453,7 @@ namespace BTCPayServer.Tests
                 new LightningLikePaymentHandler(null, null, networkProvider, null),
             });
             var entity = new InvoiceEntity();
+            entity.Networks = networkProvider;
 #pragma warning disable CS0618
             entity.Payments = new List<PaymentEntity>();
             entity.SetPaymentMethod(new PaymentMethod()
@@ -551,10 +560,12 @@ namespace BTCPayServer.Tests
 
         [Fact(Timeout = 60 * 2 * 1000)]
         [Trait("Integration", "Integration")]
+        [Trait("Lightning", "Lightning")]
         public async Task CanSetLightningServer()
         {
             using (var tester = ServerTester.Create())
             {
+                tester.ActivateLightning();
                 await tester.StartAsync();
                 await tester.EnsureChannelsSetup();
                 var user = tester.NewAccount();
@@ -590,6 +601,7 @@ namespace BTCPayServer.Tests
 
         [Fact(Timeout = 60 * 2 * 1000)]
         [Trait("Integration", "Integration")]
+        [Trait("Lightning", "Lightning")]
         public async Task CanSendLightningPaymentCLightning()
         {
             await ProcessLightningPayment(LightningConnectionType.CLightning);
@@ -597,6 +609,7 @@ namespace BTCPayServer.Tests
 
         [Fact(Timeout = 60 * 2 * 1000)]
         [Trait("Integration", "Integration")]
+        [Trait("Lightning", "Lightning")]
         public async Task CanSendLightningPaymentCharge()
         {
             await ProcessLightningPayment(LightningConnectionType.Charge);
@@ -604,6 +617,7 @@ namespace BTCPayServer.Tests
 
         [Fact(Timeout = 60 * 2 * 1000)]
         [Trait("Integration", "Integration")]
+        [Trait("Lightning", "Lightning")]
         public async Task CanSendLightningPaymentLnd()
         {
             await ProcessLightningPayment(LightningConnectionType.LndREST);
@@ -616,6 +630,7 @@ namespace BTCPayServer.Tests
 
             using (var tester = ServerTester.Create())
             {
+                tester.ActivateLightning();
                 await tester.StartAsync();
                 await tester.EnsureChannelsSetup();
                 var user = tester.NewAccount();
@@ -649,7 +664,8 @@ namespace BTCPayServer.Tests
             {
                 var localInvoice = await user.BitPay.GetInvoiceAsync(invoice.Id);
                 Assert.Equal("complete", localInvoice.Status);
-                Assert.Equal("False", localInvoice.ExceptionStatus.ToString());
+                // C-Lightning may overpay for privacy
+                Assert.Contains(localInvoice.ExceptionStatus.ToString(), new[] { "False", "paidOver" });
             });
         }
 
@@ -797,21 +813,14 @@ namespace BTCPayServer.Tests
                 acc.GrantAccess();
                 acc.RegisterDerivationScheme("BTC", true);
                 var btcDerivationScheme = acc.DerivationScheme;
-                acc.RegisterDerivationScheme("LTC", true);
 
                 var walletController = acc.GetController<WalletsController>();
-                WalletId walletId = new WalletId(acc.StoreId, "LTC");
-                var rescan = Assert.IsType<RescanWalletModel>(Assert.IsType<ViewResult>(walletController.WalletRescan(walletId).Result).Model);
-                Assert.False(rescan.Ok);
-                Assert.True(rescan.IsFullySync);
-                Assert.False(rescan.IsSupportedByCurrency);
-                Assert.False(rescan.IsServerAdmin);
 
-                walletId = new WalletId(acc.StoreId, "BTC");
+                var walletId = new WalletId(acc.StoreId, "BTC");
                 acc.IsAdmin = true;
                 walletController = acc.GetController<WalletsController>();
                 
-                rescan = Assert.IsType<RescanWalletModel>(Assert.IsType<ViewResult>(walletController.WalletRescan(walletId).Result).Model);
+                var rescan = Assert.IsType<RescanWalletModel>(Assert.IsType<ViewResult>(walletController.WalletRescan(walletId).Result).Model);
                 Assert.True(rescan.Ok);
                 Assert.True(rescan.IsFullySync);
                 Assert.True(rescan.IsSupportedByCurrency);
@@ -938,15 +947,14 @@ namespace BTCPayServer.Tests
                 var acc = tester.NewAccount();
                 acc.GrantAccess();
                 acc.RegisterDerivationScheme("BTC");
-                acc.RegisterDerivationScheme("LTC");
 
                 var rateController = acc.GetController<RateController>();
                 var GetBaseCurrencyRatesResult = JObject.Parse(((JsonResult)rateController.GetBaseCurrencyRates("BTC", default)
                     .GetAwaiter().GetResult()).Value.ToJson()).ToObject<DataWrapper<Rate[]>>();
                 Assert.NotNull(GetBaseCurrencyRatesResult);
                 Assert.NotNull(GetBaseCurrencyRatesResult.Data);
-                Assert.Equal(2, GetBaseCurrencyRatesResult.Data.Length);
-                Assert.Single(GetBaseCurrencyRatesResult.Data.Where(o => o.Code == "LTC"));
+                var rate = Assert.Single(GetBaseCurrencyRatesResult.Data);
+                Assert.Equal("BTC", rate.Code);
 
                 var GetRatesResult = JObject.Parse(((JsonResult)rateController.GetRates(null, default)
                     .GetAwaiter().GetResult()).Value.ToJson()).ToObject<DataWrapper<Rate[]>>();
@@ -956,7 +964,7 @@ namespace BTCPayServer.Tests
                 var store = acc.GetController<StoresController>();
                 var ratesVM = (RatesViewModel)(Assert.IsType<ViewResult>(store.Rates()).Model);
                 ratesVM.DefaultCurrencyPairs = "BTC_USD,LTC_USD";
-                store.Rates(ratesVM).Wait();
+                await store.Rates(ratesVM);
                 store = acc.GetController<StoresController>();
                 rateController = acc.GetController<RateController>();
                 GetRatesResult = JObject.Parse(((JsonResult)rateController.GetRates(null, default)
@@ -1232,9 +1240,9 @@ namespace BTCPayServer.Tests
                 user.GrantAccess();
                 user.RegisterDerivationScheme("BTC");
                 List<decimal> rates = new List<decimal>();
-                rates.Add(CreateInvoice(tester, user, "coinaverage"));
-                var bitflyer = CreateInvoice(tester, user, "bitflyer", "JPY");
-                var bitflyer2 = CreateInvoice(tester, user, "bitflyer", "JPY");
+                rates.Add(await CreateInvoice(tester, user, "coingecko"));
+                var bitflyer = await CreateInvoice(tester, user, "bitflyer", "JPY");
+                var bitflyer2 = await CreateInvoice(tester, user, "bitflyer", "JPY");
                 Assert.Equal(bitflyer, bitflyer2); // Should be equal because cache
                 rates.Add(bitflyer);
 
@@ -1245,13 +1253,13 @@ namespace BTCPayServer.Tests
             }
         }
 
-        private static decimal CreateInvoice(ServerTester tester, TestAccount user, string exchange, string currency = "USD")
+        private static async Task<decimal> CreateInvoice(ServerTester tester, TestAccount user, string exchange, string currency = "USD")
         {
             var storeController = user.GetController<StoresController>();
             var vm = (RatesViewModel)((ViewResult)storeController.Rates()).Model;
             vm.PreferredExchange = exchange;
-            storeController.Rates(vm).Wait();
-            var invoice2 = user.BitPay.CreateInvoice(new Invoice()
+            await storeController.Rates(vm);
+            var invoice2 = await user.BitPay.CreateInvoiceAsync(new Invoice()
             {
                 Price = 5000.0m,
                 Currency = currency,
@@ -1332,7 +1340,7 @@ namespace BTCPayServer.Tests
                 var vm = (RatesViewModel)((ViewResult)storeController.Rates()).Model;
                 Assert.Equal(0.0, vm.Spread);
                 vm.Spread = 40;
-                storeController.Rates(vm).Wait();
+                await storeController.Rates(vm);
 
 
                 var invoice2 = user.BitPay.CreateInvoice(new Invoice()
@@ -1353,10 +1361,12 @@ namespace BTCPayServer.Tests
 
         [Fact(Timeout = TestTimeout)]
         [Trait("Integration", "Integration")]
+        [Trait("Altcoins", "Altcoins")]
         public async Task CanHaveLTCOnlyStore()
         {
             using (var tester = ServerTester.Create())
             {
+                tester.ActivateLTC();
                 await tester.StartAsync();
                 var user = tester.NewAccount();
                 user.GrantAccess();
@@ -1430,46 +1440,46 @@ namespace BTCPayServer.Tests
                 var store = user.GetController<StoresController>();
                 var rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates()).Model);
                 Assert.False(rateVm.ShowScripting);
-                Assert.Equal("coinaverage", rateVm.PreferredExchange);
+                Assert.Equal(CoinGeckoRateProvider.CoinGeckoName, rateVm.PreferredExchange);
                 Assert.Equal(0.0, rateVm.Spread);
                 Assert.Null(rateVm.TestRateRules);
 
                 rateVm.PreferredExchange = "bitflyer";
-                Assert.IsType<RedirectToActionResult>(store.Rates(rateVm, "Save").Result);
+                Assert.IsType<RedirectToActionResult>(await store.Rates(rateVm, "Save"));
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates()).Model);
                 Assert.Equal("bitflyer", rateVm.PreferredExchange);
 
                 rateVm.ScriptTest = "BTC_JPY,BTC_CAD";
                 rateVm.Spread = 10;
                 store = user.GetController<StoresController>();
-                rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates(rateVm, "Test").Result).Model);
+                rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(await store.Rates(rateVm, "Test")).Model);
                 Assert.NotNull(rateVm.TestRateRules);
                 Assert.Equal(2, rateVm.TestRateRules.Count);
                 Assert.False(rateVm.TestRateRules[0].Error);
                 Assert.StartsWith("(bitflyer(BTC_JPY)) * (0.9, 1.1) =", rateVm.TestRateRules[0].Rule, StringComparison.OrdinalIgnoreCase);
                 Assert.True(rateVm.TestRateRules[1].Error);
-                Assert.IsType<RedirectToActionResult>(store.Rates(rateVm, "Save").Result);
+                Assert.IsType<RedirectToActionResult>(await store.Rates(rateVm, "Save"));
 
                 Assert.IsType<RedirectToActionResult>(store.ShowRateRulesPost(true).Result);
-                Assert.IsType<RedirectToActionResult>(store.Rates(rateVm, "Save").Result);
+                Assert.IsType<RedirectToActionResult>(await store.Rates(rateVm, "Save"));
                 store = user.GetController<StoresController>();
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates()).Model);
                 Assert.Equal(rateVm.StoreId, user.StoreId);
                 Assert.Equal(rateVm.DefaultScript, rateVm.Script);
                 Assert.True(rateVm.ShowScripting);
                 rateVm.ScriptTest = "BTC_JPY";
-                rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates(rateVm, "Test").Result).Model);
+                rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(await store.Rates(rateVm, "Test")).Model);
                 Assert.True(rateVm.ShowScripting);
                 Assert.Contains("(bitflyer(BTC_JPY)) * (0.9, 1.1) = ", rateVm.TestRateRules[0].Rule, StringComparison.OrdinalIgnoreCase);
 
                 rateVm.ScriptTest = "BTC_USD,BTC_CAD,DOGE_USD,DOGE_CAD";
                 rateVm.Script = "DOGE_X = bittrex(DOGE_BTC) * BTC_X;\n" +
                                 "X_CAD = quadrigacx(X_CAD);\n" +
-                                 "X_X = coinaverage(X_X);";
+                                 "X_X = coingecko(X_X);";
                 rateVm.Spread = 50;
-                rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates(rateVm, "Test").Result).Model);
+                rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(await store.Rates(rateVm, "Test")).Model);
                 Assert.True(rateVm.TestRateRules.All(t => !t.Error));
-                Assert.IsType<RedirectToActionResult>(store.Rates(rateVm, "Save").Result);
+                Assert.IsType<RedirectToActionResult>(await store.Rates(rateVm, "Save"));
                 store = user.GetController<StoresController>();
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates()).Model);
                 Assert.Equal(50, rateVm.Spread);
@@ -1480,10 +1490,12 @@ namespace BTCPayServer.Tests
 
         [Fact(Timeout = TestTimeout)]
         [Trait("Integration", "Integration")]
+        [Trait("Altcoins", "Altcoins")]
         public async Task CanPayWithTwoCurrencies()
         {
             using (var tester = ServerTester.Create())
             {
+                tester.ActivateLTC();
                 await tester.StartAsync();
                 var user = tester.NewAccount();
                 user.GrantAccess();
@@ -1557,7 +1569,7 @@ namespace BTCPayServer.Tests
                 Assert.NotNull(ltcCryptoInfo);
                 invoiceAddress = BitcoinAddress.Create(ltcCryptoInfo.Address, cashCow.Network);
                 var secondPayment = Money.Coins(decimal.Parse(ltcCryptoInfo.Due, CultureInfo.InvariantCulture));
-                cashCow.Generate(2); // LTC is not worth a lot, so just to make sure we have money...
+                cashCow.Generate(4); // LTC is not worth a lot, so just to make sure we have money...
                 cashCow.SendToAddress(invoiceAddress, secondPayment);
                 Logs.Tester.LogInformation("Second payment sent to " + invoiceAddress);
                 TestUtils.Eventually(() =>
@@ -1697,10 +1709,14 @@ namespace BTCPayServer.Tests
 
         [Fact]
         [Trait("Integration", "Integration")]
+        [Trait("Altcoins", "Altcoins")]
+        [Trait("Lightning", "Lightning")]
         public async Task CanAddDerivationSchemes()
         {
             using (var tester = ServerTester.Create())
             {
+                tester.ActivateLTC();
+                tester.ActivateLightning();
                 await tester.StartAsync();
                 var user = tester.NewAccount();
                 user.GrantAccess();
@@ -1729,15 +1745,15 @@ namespace BTCPayServer.Tests
                 Assert.False(lightningVM.Enabled);
 
                 // Only Enabling/Disabling the payment method must redirect to store page
-                var derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                var derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 Assert.True(derivationVM.Enabled);
                 derivationVM.Enabled = false;
                 Assert.IsType<RedirectToActionResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult());
-                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 Assert.False(derivationVM.Enabled);
 
                 // Clicking next without changing anything should send to the confirmation screen
-                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult()).Model;
                 Assert.True(derivationVM.Confirmation);
 
@@ -1756,18 +1772,18 @@ namespace BTCPayServer.Tests
 
                 // Removing the derivation scheme, should redirect to store page
                 var oldScheme = derivationVM.DerivationScheme;
-                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 derivationVM.DerivationScheme = null;
                 Assert.IsType<RedirectToActionResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult());
 
                 // Setting it again should redirect to the confirmation page
-                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 derivationVM.DerivationScheme = oldScheme;
                 derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult()).Model;
                 Assert.True(derivationVM.Confirmation);
 
                 // Can we upload coldcard settings? (Should fail, we are giving a mainnet file to a testnet network)
-                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 string content = "{\"keystore\": {\"ckcc_xpub\": \"xpub661MyMwAqRbcGVBsTGeNZN6QGVHmMHLdSA4FteGsRrEriu4pnVZMZWnruFFFXkMnyoBjyHndD3Qwcfz4MPzBUxjSevweNFQx7SAYZATtcDw\", \"xpub\": \"ypub6WWc2gWwHbdnAAyJDnR4SPL1phRh7REqrPBfZeizaQ1EmTshieRXJC3Z5YoU4wkcdKHEjQGkh6AYEzCQC1Kz3DNaWSwdc1pc8416hAjzqyD\", \"label\": \"Coldcard Import 0x60d1af8b\", \"ckcc_xfp\": 1624354699, \"type\": \"hardware\", \"hw_type\": \"coldcard\", \"derivation\": \"m/49'/0'/0'\"}, \"wallet_type\": \"standard\", \"use_encryption\": false, \"seed_version\": 17}";
                 derivationVM.ColdcardPublicFile = TestUtils.GetFormFile("wallet.json", content);
                 derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult()).Model;
@@ -1775,7 +1791,7 @@ namespace BTCPayServer.Tests
 
                 // And with a good file? (upub)
                 content = "{\"keystore\": {\"ckcc_xpub\": \"tpubD6NzVbkrYhZ4YHNiuTdTmHRmbcPRLfqgyneZFCL1mkzkUBjXriQShxTh9HL34FK2mhieasJVk9EzJrUfkFqRNQBjiXgx3n5BhPkxKBoFmaS\", \"xpub\": \"upub5DBYp1qGgsTrkzCptMGZc2x18pquLwGrBw6nS59T4NViZ4cni1mGowQzziy85K8vzkp1jVtWrSkLhqk9KDfvrGeB369wGNYf39kX8rQfiLn\", \"label\": \"Coldcard Import 0x60d1af8b\", \"ckcc_xfp\": 1624354699, \"type\": \"hardware\", \"hw_type\": \"coldcard\", \"derivation\": \"m/49'/0'/0'\"}, \"wallet_type\": \"standard\", \"use_encryption\": false, \"seed_version\": 17}";
-                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(await controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
                 derivationVM.ColdcardPublicFile = TestUtils.GetFormFile("wallet2.json", content);
                 derivationVM.Enabled = true;
                 derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult()).Model;
@@ -1835,21 +1851,50 @@ namespace BTCPayServer.Tests
             }
         }
 
-        [Fact(Timeout = 60 * 2 * 1000)]
+        [Fact]
         [Trait("Integration", "Integration")]
         public async Task CanSetPaymentMethodLimits()
         {
             using (var tester = ServerTester.Create())
             {
                 await tester.StartAsync();
-                await tester.EnsureChannelsSetup();
                 var user = tester.NewAccount();
                 user.GrantAccess();
                 user.RegisterDerivationScheme("BTC");
+                var vm = Assert.IsType<CheckoutExperienceViewModel>(Assert.IsType<ViewResult>(user.GetController<StoresController>().CheckoutExperience()).Model);
+                vm.OnChainMinValue = "5 USD";
+                Assert.IsType<RedirectToActionResult>(user.GetController<StoresController>().CheckoutExperience(vm).Result);
+
+                var invoice = user.BitPay.CreateInvoice(new Invoice()
+                {
+                    Price = 5.5m,
+                    Currency = "USD",
+                    PosData = "posData",
+                    OrderId = "orderId",
+                    ItemDesc = "Some description",
+                    FullNotifications = true
+                }, Facade.Merchant);
+
+                Assert.Single(invoice.CryptoInfo);
+                Assert.Equal(PaymentTypes.BTCLike.ToString(), invoice.CryptoInfo[0].PaymentType);
+            }
+        }
+
+        [Fact(Timeout = 60 * 2 * 1000)]
+        [Trait("Integration", "Integration")]
+        [Trait("Lightning", "Lightning")]
+        public async Task CanSetPaymentMethodLimitsLightning()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.ActivateLightning();
+                await tester.StartAsync();
+                await tester.EnsureChannelsSetup();
+                var user = tester.NewAccount();
+                user.GrantAccess();
                 user.RegisterLightningNode("BTC", LightningConnectionType.Charge);
                 var vm = Assert.IsType<CheckoutExperienceViewModel>(Assert.IsType<ViewResult>(user.GetController<StoresController>().CheckoutExperience()).Model);
                 vm.LightningMaxValue = "2 USD";
-                vm.OnChainMinValue = "5 USD";
                 Assert.IsType<RedirectToActionResult>(user.GetController<StoresController>().CheckoutExperience(vm).Result);
 
                 var invoice = user.BitPay.CreateInvoice(new Invoice()
@@ -1864,19 +1909,6 @@ namespace BTCPayServer.Tests
 
                 Assert.Single(invoice.CryptoInfo);
                 Assert.Equal(PaymentTypes.LightningLike.ToString(), invoice.CryptoInfo[0].PaymentType);
-
-                invoice = user.BitPay.CreateInvoice(new Invoice()
-                {
-                    Price = 5.5m,
-                    Currency = "USD",
-                    PosData = "posData",
-                    OrderId = "orderId",
-                    ItemDesc = "Some description",
-                    FullNotifications = true
-                }, Facade.Merchant);
-
-                Assert.Single(invoice.CryptoInfo);
-                Assert.Equal(PaymentTypes.BTCLike.ToString(), invoice.CryptoInfo[0].PaymentType);
             }
         }
 
@@ -2648,16 +2680,19 @@ noninventoryitem:
         public void CanQueryDirectProviders()
         {
             var factory = CreateBTCPayRateFactory();
-
+            var all = string.Join("\r\n", factory.GetSupportedExchanges().Select(e => e.Id).ToArray());
             foreach (var result in factory
                 .Providers
                 .Where(p => p.Value is BackgroundFetcherRateProvider)
                 .Select(p => (ExpectedName: p.Key, ResultAsync: p.Value.GetRatesAsync(default), Fetcher: (BackgroundFetcherRateProvider)p.Value))
                 .ToList())
             {
+                
                 Logs.Tester.LogInformation($"Testing {result.ExpectedName}");
                 if (result.ExpectedName == "quadrigacx")
                     continue; // 29 january, the exchange is down
+                if (result.ExpectedName == "coinaverage")
+                    continue; // no more free plan
                 result.Fetcher.InvalidateCache();
                 var exchangeRates = result.ResultAsync.Result;
                 result.Fetcher.InvalidateCache();
@@ -2685,6 +2720,47 @@ noninventoryitem:
             factory.Providers["kraken"].GetRatesAsync(default).GetAwaiter().GetResult();
         }
 
+
+        [Fact(Timeout = TestTimeout)]
+        [Trait("Integration", "Integration")]
+        public async Task CanExportBackgroundFetcherState()
+        {
+            var factory = CreateBTCPayRateFactory();
+            var provider = (BackgroundFetcherRateProvider)factory.Providers["kraken"];
+            await provider.GetRatesAsync(default);
+            var state = provider.GetState();
+            Assert.Single(state.Rates, r => r.Pair == new CurrencyPair("BTC", "EUR"));
+            var provider2 = new BackgroundFetcherRateProvider("kraken", provider.Inner)
+            {
+                RefreshRate = provider.RefreshRate,
+                ValidatyTime = provider.ValidatyTime
+            };
+            using (var cts = new CancellationTokenSource())
+            {
+                cts.Cancel();
+                // Should throw
+                await Assert.ThrowsAsync<OperationCanceledException>(async () => await provider2.GetRatesAsync(cts.Token));
+            }
+            provider2.LoadState(state);
+            Assert.Equal(provider.LastRequested, provider2.LastRequested);
+            using (var cts = new CancellationTokenSource())
+            {
+                cts.Cancel();
+                // Should not throw, as things should be cached
+                await provider2.GetRatesAsync(cts.Token);
+            }
+            Assert.Equal(provider.ExchangeName, provider2.ExchangeName);
+            Assert.Equal(provider.NextUpdate, provider2.NextUpdate);
+            Assert.NotEqual(provider.LastRequested, provider2.LastRequested);
+            Assert.Equal(provider.Expiration, provider2.Expiration);
+
+            var str = JsonConvert.SerializeObject(state);
+            var state2 = JsonConvert.DeserializeObject<BackgroundFetcherState>(str);
+            var str2 = JsonConvert.SerializeObject(state2);
+            Assert.Equal(str, str2);
+        }
+
+
         [Fact(Timeout = TestTimeout)]
         [Trait("Integration", "Integration")]
         public void CanGetRateCryptoCurrenciesByDefault()
@@ -2709,7 +2785,7 @@ noninventoryitem:
 
         public static RateProviderFactory CreateBTCPayRateFactory()
         {
-            return new RateProviderFactory(CreateMemoryCache(), null, new CoinAverageSettings());
+            return new RateProviderFactory(CreateMemoryCache(), new MockHttpClientFactory(), new CoinAverageSettings());
         }
 
         private static MemoryCacheOptions CreateMemoryCache()
@@ -2850,7 +2926,7 @@ noninventoryitem:
             spy.AssertHit();
 
             factory.Providers.Clear();
-            var fetch = new BackgroundFetcherRateProvider(spy);
+            var fetch = new BackgroundFetcherRateProvider("spy", spy);
             fetch.DoNotAutoFetchIfExpired = true;
             factory.Providers.Add("bittrex", fetch);
             fetchedRate = fetcher.FetchRate(CurrencyPair.Parse("BTC_USD"), rateRules, default).GetAwaiter().GetResult();
@@ -2902,10 +2978,14 @@ noninventoryitem:
         
         [Fact(Timeout = TestTimeout)]
         [Trait("Integration", "Integration")]
-       public  async Task CanCreateInvoiceWithSpecificPaymentMethods()
+        [Trait("Altcoins", "Altcoins")]
+        [Trait("Lightning", "Lightning")]
+        public  async Task CanCreateInvoiceWithSpecificPaymentMethods()
         {
             using (var tester = ServerTester.Create())
             {
+                tester.ActivateLightning();
+                tester.ActivateLTC();
                 await tester.StartAsync();
                 await tester.EnsureChannelsSetup();
                 var user = tester.NewAccount();

BTCPayServer.Tests/docker-compose.yml

@@ -76,7 +76,7 @@ services:
       - customer_lnd
       - merchant_lnd
   nbxplorer:
-    image: nicolasdorier/nbxplorer:2.0.0.66
+    image: nicolasdorier/nbxplorer:2.1.5
     restart: unless-stopped
     ports:
       - "32838:32838"
@@ -84,7 +84,7 @@ services:
       - "32838"
     environment:
       NBXPLORER_NETWORK: regtest
-      NBXPLORER_CHAINS: "btc,ltc"
+      NBXPLORER_CHAINS: "btc,ltc,lbtc"
       NBXPLORER_BTCRPCURL: http://bitcoind:43782/
       NBXPLORER_BTCNODEENDPOINT: bitcoind:39388
       NBXPLORER_BTCRPCUSER: ceiwHEbqWI83
@@ -93,12 +93,17 @@ services:
       NBXPLORER_LTCNODEENDPOINT: litecoind:39388
       NBXPLORER_LTCRPCUSER: ceiwHEbqWI83
       NBXPLORER_LTCRPCPASSWORD: DwubwWsoo3
+      NBXPLORER_LBTCRPCURL: "http://elementsd-liquid:19332/"
+      NBXPLORER_LBTCNODEENDPOINT: "elementsd-liquid:19444"
+      NBXPLORER_LBTCRPCUSER: "liquid"
+      NBXPLORER_LBTCRPCPASSWORD: "liquid"
       NBXPLORER_BIND: 0.0.0.0:32838
       NBXPLORER_VERBOSE: 1
       NBXPLORER_NOAUTH: 1
     links:
       - bitcoind
       - litecoind
+      - elementsd-liquid
 
 
   bitcoind:
@@ -127,7 +132,7 @@ services:
       - "bitcoin_datadir:/data"
 
   customer_lightningd:
-    image: btcpayserver/lightning:v0.7.3-dev
+    image: btcpayserver/lightning:v0.8.0-dev
     stop_signal: SIGKILL
     restart: unless-stopped
     environment: 
@@ -174,7 +179,7 @@ services:
       - merchant_lightningd
 
   merchant_lightningd:
-    image: btcpayserver/lightning:v0.7.3-dev
+    image: btcpayserver/lightning:v0.8.0-dev
     stop_signal: SIGKILL
     environment: 
       EXPOSE_TCP: "true"
@@ -215,6 +220,34 @@ services:
     expose:
       - "43782" # RPC
       - "39388" # P2P
+          
+  elementsd-liquid:
+      restart: always
+      container_name: btcpayserver_elementsd_liquid
+      image: btcpayserver/elements:0.18.1.1-1
+      environment:
+          ELEMENTS_CHAIN: elementsregtest
+          ELEMENTS_EXTRA_ARGS: |
+              mainchainrpcport=43782
+              mainchainrpchost=bitcoind
+              mainchainrpcuser=liquid
+              mainchainrpcpassword=liquid
+              rpcport=19332
+              rpcbind=0.0.0.0:19332
+              rpcauth=liquid:c8bf1a8961d97f224cb21224aaa8235d$$402f4a8907683d057b8c58a42940b6e54d1638322a42986ae28ebb844e603ae6
+              port=19444
+              whitelist=0.0.0.0/0
+              validatepegin=0
+              initialfreecoins=210000000000000
+              con_dyna_deploy_start=99999999999
+      expose:
+          - "19332"
+          - "19444"
+      ports:
+          - "19332:19332"
+          - "19444:19444"
+      volumes:
+          - "elementsd_liquid_datadir:/data"
 
   postgres:
     image:  postgres:9.6.5
@@ -287,6 +320,7 @@ services:
 volumes:
     sshd_datadir:
     bitcoin_datadir:
+    elementsd_liquid_datadir:
     customer_lightningd_datadir:
     merchant_lightningd_datadir:
     lightning_charge_datadir:

BTCPayServer.Tests/docker-entrypoint.sh

@@ -2,8 +2,8 @@
 set -e
 
 FILTERS=" "
-if [[ "$TEST_FILTERS" ]]; then
+if [ ! -z "$TEST_FILTERS" ]; then
 FILTERS="--filter $TEST_FILTERS"
 fi
 
-dotnet test $FILTERS --no-build -v n
+dotnet test $FILTERS --no-build -v n < /dev/null

BTCPayServer/BTCPayServer.csproj

@@ -6,7 +6,6 @@
   </PropertyGroup>
   <ItemGroup>
     <Compile Remove="Build\**" />
-    <Compile Remove="Storage\Services\Providers\GoogleCloudStorage\**" Condition="'$(TargetFramework)' != 'netcoreapp2.1'" />
     <Compile Remove="wwwroot\bundles\jqueryvalidate\**" />
     <Compile Remove="wwwroot\vendor\jquery-nice-select\**" />
     <Content Remove="Build\**" />
@@ -27,52 +26,48 @@
     <EmbeddedResource Include="Currencies.txt" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="BTCPayServer.Lightning.All" Version="1.1.5" />
-    <PackageReference Include="BuildBundlerMinifier" Version="3.1.430" />
-    <PackageReference Include="BundlerMinifier.Core" Version="3.1.430" />
-    <PackageReference Include="BundlerMinifier.TagHelpers" Version="3.1.430" />
+    <PackageReference Include="BTCPayServer.Hwi" Version="1.1.3" />
+    <PackageReference Include="BTCPayServer.Lightning.All" Version="1.1.8" />
+    <PackageReference Include="BuildBundlerMinifier" Version="3.2.435" />
+    <PackageReference Include="BundlerMinifier.Core" Version="3.2.435" />
+    <PackageReference Include="BundlerMinifier.TagHelpers" Version="3.2.435" />
     <PackageReference Include="HtmlSanitizer" Version="4.0.217" />
-    <PackageReference Include="LedgerWallet" Version="2.0.0.3" />
+    <PackageReference Include="LedgerWallet" Version="2.0.0.5" />
     <PackageReference Include="Microsoft.Extensions.Logging.Filter" Version="1.1.2" />
-    <PackageReference Include="Microsoft.NetCore.Analyzers" Version="2.6.2">
+    <PackageReference Include="Microsoft.NetCore.Analyzers" Version="2.9.8">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="NBitpayClient" Version="1.0.0.34" />	  
+    <PackageReference Include="NBitpayClient" Version="1.0.0.35" />	  
     <PackageReference Include="DBriize" Version="1.0.1.3" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="NicolasDorier.CommandLine" Version="1.0.0.2" />
     <PackageReference Include="NicolasDorier.CommandLine.Configuration" Version="1.0.0.3" />
-    <PackageReference Include="NicolasDorier.RateLimits" Version="1.0.0.9" />
+    <PackageReference Include="NicolasDorier.RateLimits" Version="1.1.0" />
     <PackageReference Include="NicolasDorier.StandardConfiguration" Version="1.0.0.18" />
-    <PackageReference Include="Serilog" Version="2.7.1" />
-    <PackageReference Include="Serilog.AspNetCore" Version="2.1.1" />
-    <PackageReference Include="Serilog.Sinks.File" Version="4.0.0" />
+    <PackageReference Include="Serilog" Version="2.9.0" />
+    <PackageReference Include="Serilog.AspNetCore" Version="3.2.0" />
+    <PackageReference Include="Serilog.Sinks.File" Version="4.1.0" />
     <PackageReference Include="SSH.NET" Version="2016.1.0" />
-    <PackageReference Include="Text.Analyzers" Version="2.6.2">
+    <PackageReference Include="Text.Analyzers" Version="2.6.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
   </ItemGroup>
 
 	<ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.9" AllowExplicitVersion="true" Condition="'$(TargetFramework)' == 'netcoreapp2.1'" />
-    <PackageReference Include="TwentyTwenty.Storage" Version="2.11.2" />
-    <PackageReference Include="TwentyTwenty.Storage.Amazon" Version="2.11.2" />
-    <PackageReference Include="TwentyTwenty.Storage.Azure" Version="2.11.2" />
-    <PackageReference Include="TwentyTwenty.Storage.Google" Version="2.11.2" Condition="'$(TargetFramework)' == 'netcoreapp2.1'" />
-    <PackageReference Include="TwentyTwenty.Storage.Local" Version="2.11.2" />
+    <PackageReference Include="TwentyTwenty.Storage" Version="2.12.1" />
+    <PackageReference Include="TwentyTwenty.Storage.Amazon" Version="2.12.1" />
+    <PackageReference Include="TwentyTwenty.Storage.Azure" Version="2.12.1" />
+    <PackageReference Include="TwentyTwenty.Storage.Google" Version="2.12.1" />
+    <PackageReference Include="TwentyTwenty.Storage.Local" Version="2.12.1" />
     <PackageReference Include="U2F.Core" Version="1.0.4" />
-		<PackageReference Include="YamlDotNet" Version="5.2.1" />
-    <PackageReference Include="OpenIddict" Version="3.0.0-alpha1.19515.63" />
-    <PackageReference Include="OpenIddict.Server.AspNetCore" Version="3.0.0-alpha1.19515.63"></PackageReference>
-    <PackageReference Include="OpenIddict.Validation.AspNetCore" Version="3.0.0-alpha1.19515.63"></PackageReference>
-	</ItemGroup>
-
-  <ItemGroup Condition="'$(TargetFramework)' != 'netcoreapp2.1'">
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.0.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="3.0.0"></PackageReference>
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="3.0.0" />
+		<PackageReference Include="YamlDotNet" Version="8.0.0" />
+    <PackageReference Include="OpenIddict" Version="3.0.0-alpha1.20058.15" />
+    <PackageReference Include="OpenIddict.Server.AspNetCore" Version="3.0.0-alpha1.20058.15"></PackageReference>
+    <PackageReference Include="OpenIddict.Validation.AspNetCore" Version="3.0.0-alpha1.20058.15"></PackageReference>
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="3.1.0" Condition="'$(Configuration)' == 'Debug'" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.1.0" />
   </ItemGroup>
 
 	<ItemGroup>
@@ -201,13 +196,16 @@
 	  <Content Update="Views\Wallets\WalletRescan.cshtml">
 	    <Pack>$(IncludeRazorContentInPack)</Pack>
 	  </Content>
+	  <Content Update="Views\Wallets\WalletSendVault.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
 	  <Content Update="Views\Wallets\WalletSendLedger.cshtml">
 	    <Pack>$(IncludeRazorContentInPack)</Pack>
 	  </Content>
 	  <Content Update="Views\Wallets\WalletTransactions.cshtml">
 	    <Pack>$(IncludeRazorContentInPack)</Pack>
 	  </Content>
-    <Content Remove="Views\Server\EditGoogleCloudStorageStorageProvider.cshtml" Condition="'$(TargetFramework)' != 'netcoreapp2.1'">
+    <Content Remove="Views\Server\EditGoogleCloudStorageStorageProvider.cshtml">
     </Content>
 	  <Content Update="Views\Wallets\_Nav.cshtml">
 	    <Pack>$(IncludeRazorContentInPack)</Pack>

BTCPayServer/Configuration/BTCPayServerOptions.cs

@@ -85,9 +85,17 @@ namespace BTCPayServer.Configuration
                 throw new ConfigException($"You need to run BTCPayServer with the run.sh or run.ps1 script");
 
             var supportedChains = conf.GetOrDefault<string>("chains", "btc")
-                                      .Split(',', StringSplitOptions.RemoveEmptyEntries)
-                                      .Select(t => t.ToUpperInvariant());
-            NetworkProvider = new BTCPayNetworkProvider(NetworkType).Filter(supportedChains.ToArray());
+                .Split(',', StringSplitOptions.RemoveEmptyEntries)
+                .Select(t => t.ToUpperInvariant()).ToHashSet();
+
+            var networkProvider = new BTCPayNetworkProvider(NetworkType);
+            var filtered = networkProvider.Filter(supportedChains.ToArray());
+            var elementsBased = filtered.GetAll().OfType<ElementsBTCPayNetwork>();
+            var parentChains = elementsBased.Select(network => network.NetworkCryptoCode.ToUpperInvariant()).Distinct();
+            var allSubChains = networkProvider.GetAll().OfType<ElementsBTCPayNetwork>()
+                .Where(network => parentChains.Contains(network.NetworkCryptoCode)).Select(network => network.CryptoCode.ToUpperInvariant());
+            supportedChains.AddRange(allSubChains);
+            NetworkProvider = networkProvider.Filter(supportedChains.ToArray());
             foreach (var chain in supportedChains)
             {
                 if (NetworkProvider.GetNetwork<BTCPayNetworkBase>(chain) == null)

BTCPayServer/Controllers/AuthorizationController.cs

@@ -22,7 +22,6 @@ using OpenIddict.Abstractions;
 using OpenIddict.Core;
 using OpenIddict.Server;
 using System.Security.Claims;
-using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 using OpenIddict.Server.AspNetCore;
 
 namespace BTCPayServer.Controllers
@@ -126,7 +125,7 @@ namespace BTCPayServer.Controllers
             {
                 var application = await _applicationManager.FindByClientIdAsync(request.ClientId);
                 var authorization = await _authorizationManager.CreateAsync(User, user.Id, application.Id,
-                                    type, principal.GetScopes().ToImmutableArray());
+                                    type, principal.GetScopes());
                 principal.SetInternalAuthorizationId(authorization.Id);
             }
 

BTCPayServer/Controllers/InvoiceController.API.cs

@@ -19,10 +19,10 @@ namespace BTCPayServer.Controllers
         private InvoiceRepository _InvoiceRepository;
 
         public InvoiceControllerAPI(InvoiceController invoiceController,
-                                    InvoiceRepository invoceRepository)
+                                    InvoiceRepository invoiceRepository)
         {
             _InvoiceController = invoiceController;
-            _InvoiceRepository = invoceRepository;
+            _InvoiceRepository = invoiceRepository;
         }
 
         [HttpPost]

BTCPayServer/Controllers/InvoiceController.UI.cs

@@ -294,6 +294,10 @@ namespace BTCPayServer.Controllers
             };
 
             paymentMethodHandler.PreparePaymentModel(model, dto, storeBlob);
+            if (model.IsLightning && storeBlob.LightningAmountInSatoshi && model.CryptoCode == "Sats")
+            {
+                model.Rate = _CurrencyNameTable.DisplayFormatCurrency(paymentMethod.Rate / 100_000_000, paymentMethod.ParentEntity.ProductInformation.Currency);
+            }
             model.UISettings = paymentMethodHandler.GetCheckoutUISettings();
             model.PaymentMethodId = paymentMethodId.ToString();
             var expiration = TimeSpan.FromSeconds(model.ExpirationSeconds);
@@ -370,7 +374,7 @@ namespace BTCPayServer.Controllers
         {
             if (invoiceId != expectedId || webSocket.State != WebSocketState.Open)
                 return;
-            CancellationTokenSource cts = new CancellationTokenSource();
+            using CancellationTokenSource cts = new CancellationTokenSource();
             cts.CancelAfter(5000);
             try
             {
@@ -496,7 +500,7 @@ namespace BTCPayServer.Controllers
         public async Task<IActionResult> CreateInvoice()
         {
             var stores = new SelectList(await _StoreRepository.GetStoresByUserId(GetUserId()), nameof(StoreData.Id), nameof(StoreData.StoreName), null);
-            if (stores.Count() == 0)
+            if (!stores.Any())
             {
                 TempData[WellKnownTempData.ErrorMessage] = "You need to create at least one store before creating a transaction";
                 return RedirectToAction(nameof(UserStoresController.ListStores), "UserStores");
@@ -520,7 +524,7 @@ namespace BTCPayServer.Controllers
                 return View(model);
             }
 
-            if (store.GetSupportedPaymentMethods(_NetworkProvider).Count() == 0)
+            if (!store.GetSupportedPaymentMethods(_NetworkProvider).Any())
             {
                 ModelState.AddModelError(nameof(model.StoreId), "You need to configure the derivation scheme in order to create an invoice");
                 return View(model);
@@ -620,7 +624,7 @@ namespace BTCPayServer.Controllers
                         {
                             case JTokenType.Array:
                                 var items = item.Value.AsEnumerable().ToList();
-                                for (var i = 0; i < items.Count(); i++)
+                                for (var i = 0; i < items.Count; i++)
                                 {
                                     result.Add($"{item.Key}[{i}]", ParsePosData(items[i].ToString()));
                                 }

BTCPayServer/Controllers/ManageController.cs

@@ -19,9 +19,6 @@ using System.Globalization;
 using BTCPayServer.Security;
 using BTCPayServer.U2F;
 using BTCPayServer.Data;
-#if NETCOREAPP21
-using IWebHostEnvironment = Microsoft.AspNetCore.Hosting.IHostingEnvironment;
-#endif
 
 namespace BTCPayServer.Controllers
 {

BTCPayServer/Controllers/ServerController.Storage.cs

@@ -10,10 +10,8 @@ using BTCPayServer.Storage.Services.Providers.AzureBlobStorage;
 using BTCPayServer.Storage.Services.Providers.AzureBlobStorage.Configuration;
 using BTCPayServer.Storage.Services.Providers.FileSystemStorage;
 using BTCPayServer.Storage.Services.Providers.FileSystemStorage.Configuration;
-#if NETCOREAPP21
 using BTCPayServer.Storage.Services.Providers.GoogleCloudStorage;
 using BTCPayServer.Storage.Services.Providers.GoogleCloudStorage.Configuration;
-#endif
 using BTCPayServer.Storage.Services.Providers.Models;
 using BTCPayServer.Storage.ViewModels;
 using BTCPayServer.Views;
@@ -221,11 +219,9 @@ namespace BTCPayServer.Controllers
                 case AmazonS3FileProviderService fileProviderService:
                     return View(nameof(EditAmazonS3StorageProvider),
                         fileProviderService.GetProviderConfiguration(data));
-#if NETCOREAPP21
                 case GoogleCloudStorageFileProviderService fileProviderService:
                     return View(nameof(EditGoogleCloudStorageStorageProvider),
                         fileProviderService.GetProviderConfiguration(data));
-#endif
                 case FileSystemFileProviderService fileProviderService:
                     if (data.Provider != BTCPayServer.Storage.Models.StorageProvider.FileSystem)
                     {
@@ -252,14 +248,14 @@ namespace BTCPayServer.Controllers
         {
             return await SaveStorageProvider(viewModel, BTCPayServer.Storage.Models.StorageProvider.AmazonS3);
         }
-#if NETCOREAPP21
+
         [HttpPost("server/storage/GoogleCloudStorage")]
         public async Task<IActionResult> EditGoogleCloudStorageStorageProvider(
             GoogleCloudStorageConfiguration viewModel)
         {
             return await SaveStorageProvider(viewModel, BTCPayServer.Storage.Models.StorageProvider.GoogleCloudStorage);
         }
-#endif
+
         [HttpPost("server/storage/FileSystem")]
         public async Task<IActionResult> EditFileSystemStorageProvider(FileSystemStorageConfiguration viewModel)
         {

BTCPayServer/Controllers/ServerController.cs

@@ -1121,9 +1121,11 @@ namespace BTCPayServer.Controllers
             {
                 try
                 {
-                    var client = model.Settings.CreateSmtpClient();
-                    var message = model.Settings.CreateMailMessage(new MailAddress(model.TestEmail), "BTCPay test", "BTCPay test");
-                    await client.SendMailAsync(message);
+                    using (var client = model.Settings.CreateSmtpClient())
+                    using (var message = model.Settings.CreateMailMessage(new MailAddress(model.TestEmail), "BTCPay test", "BTCPay test"))
+                    {
+                        await client.SendMailAsync(message);
+                    }
                     TempData[WellKnownTempData.SuccessMessage] = "Email sent to " + model.TestEmail + ", please, verify you received it";
                 }
                 catch (Exception ex)

BTCPayServer/Controllers/StoresController.BTCLike.cs

@@ -1,4 +1,5 @@
 using System;
+using Microsoft.AspNetCore.Authorization;
 using System.Collections.Generic;
 using System.Globalization;
 using System.IO;
@@ -17,7 +18,9 @@ using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using NBitcoin;
 using NBXplorer.DerivationStrategy;
+using NBXplorer.Models;
 using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 
 namespace BTCPayServer.Controllers
 {
@@ -25,7 +28,7 @@ namespace BTCPayServer.Controllers
     {
         [HttpGet]
         [Route("{storeId}/derivations/{cryptoCode}")]
-        public IActionResult AddDerivationScheme(string storeId, string cryptoCode)
+        public async Task<IActionResult> AddDerivationScheme(string storeId, string cryptoCode)
         {
             var store = HttpContext.GetStoreData();
             if (store == null)
@@ -40,7 +43,14 @@ namespace BTCPayServer.Controllers
             vm.CryptoCode = cryptoCode;
             vm.RootKeyPath = network.GetRootKeyPath();
             vm.Network = network;
-            SetExistingValues(store, vm);
+            var derivation = GetExistingDerivationStrategy(vm.CryptoCode, store);
+            if (derivation != null)
+            {
+                vm.DerivationScheme = derivation.AccountDerivation.ToString();
+                vm.Config = derivation.ToJson();
+            }
+            vm.Enabled = !store.GetStoreBlob().IsExcluded(new PaymentMethodId(vm.CryptoCode, PaymentTypes.BTCLike));
+            vm.CanUseHotWallet = await CanUseHotWallet();
             return View(vm);
         }
 
@@ -86,7 +96,7 @@ namespace BTCPayServer.Controllers
                         var getxpubResult = new GetXPubs();
                         getxpubResult.ExtPubKey = await hw.GetExtPubKey(network, k, normalOperationTimeout.Token);
                         var segwit = network.NBitcoinNetwork.Consensus.SupportSegwit;
-                        var derivation = new DerivationStrategyFactory(network.NBitcoinNetwork).CreateDirectDerivationStrategy(getxpubResult.ExtPubKey, new DerivationStrategyOptions()
+                        var derivation = network.NBXplorerNetwork.DerivationStrategyFactory.CreateDirectDerivationStrategy(getxpubResult.ExtPubKey, new DerivationStrategyOptions()
                         {
                             ScriptPubKeyType = segwit ? ScriptPubKeyType.SegwitP2SH : ScriptPubKeyType.Legacy
                         });
@@ -107,7 +117,8 @@ namespace BTCPayServer.Controllers
                     {
                         UTF8Encoding UTF8NOBOM = new UTF8Encoding(false);
                         var bytes = UTF8NOBOM.GetBytes(JsonConvert.SerializeObject(result, network.NBXplorerNetwork.JsonSerializerSettings));
-                        await webSocket.SendAsync(new ArraySegment<byte>(bytes), WebSocketMessageType.Text, true, new CancellationTokenSource(2000).Token);
+                        using var cts = new CancellationTokenSource(2000);
+                        await webSocket.SendAsync(new ArraySegment<byte>(bytes), WebSocketMessageType.Text, true, cts.Token);
                     }
                 }
                 catch { }
@@ -119,19 +130,6 @@ namespace BTCPayServer.Controllers
             return new EmptyResult();
         }
 
-        
-        
-        private void SetExistingValues(StoreData store, DerivationSchemeViewModel vm)
-        {
-            var derivation = GetExistingDerivationStrategy(vm.CryptoCode, store);
-            if (derivation != null)
-            {
-                vm.DerivationScheme = derivation.AccountDerivation.ToString();
-                vm.Config = derivation.ToJson();
-            }
-            vm.Enabled = !store.GetStoreBlob().IsExcluded(new PaymentMethodId(vm.CryptoCode, PaymentTypes.BTCLike));
-        }
-
         private DerivationSchemeSettings GetExistingDerivationStrategy(string cryptoCode, StoreData store)
         {
             var id = new PaymentMethodId(cryptoCode, PaymentTypes.BTCLike);
@@ -140,8 +138,6 @@ namespace BTCPayServer.Controllers
                 .FirstOrDefault(d => d.PaymentId == id);
             return existing;
         }
-        
-        
 
         [HttpPost]
         [Route("{storeId}/derivations/{cryptoCode}")]
@@ -162,7 +158,7 @@ namespace BTCPayServer.Controllers
             vm.Network = network;
             vm.RootKeyPath = network.GetRootKeyPath();
             DerivationSchemeSettings strategy = null;
-            
+
             var wallet = _WalletProvider.GetWallet(network);
             if (wallet == null)
             {
@@ -179,7 +175,7 @@ namespace BTCPayServer.Controllers
                         Message = "Config file was not in the correct format"
                     });
                     vm.Confirmation = false;
-                    return View(vm);
+                    return View(nameof(AddDerivationScheme),vm);
                 }
             }
 
@@ -193,7 +189,7 @@ namespace BTCPayServer.Controllers
                         Message = "Coldcard public file was not in the correct format"
                     });
                     vm.Confirmation = false;
-                    return View(vm);
+                    return View(nameof(AddDerivationScheme),vm);
                 }
             }
             else
@@ -229,7 +225,7 @@ namespace BTCPayServer.Controllers
                 {
                     ModelState.AddModelError(nameof(vm.DerivationScheme), "Invalid Derivation Scheme");
                     vm.Confirmation = false;
-                    return View(vm);
+                    return View(nameof(AddDerivationScheme),vm);
                 }
             }
 
@@ -246,7 +242,7 @@ namespace BTCPayServer.Controllers
             var willBeExcluded = !vm.Enabled;
 
             var showAddress = // Show addresses if:
-                // - If the user is testing the hint address in confirmation screen
+                              // - If the user is testing the hint address in confirmation screen
                 (vm.Confirmation && !string.IsNullOrWhiteSpace(vm.HintAddress)) ||
                 // - The user is clicking on continue after changing the config
                 (!vm.Confirmation && oldConfig != vm.Config) ||
@@ -280,7 +276,7 @@ namespace BTCPayServer.Controllers
                 {
                     TempData[WellKnownTempData.SuccessMessage] = $"Derivation settings for {network.CryptoCode} has been modified.";
                 }
-                return RedirectToAction(nameof(UpdateStore), new {storeId = storeId});
+                return RedirectToAction(nameof(UpdateStore), new { storeId = storeId });
             }
             else if (!string.IsNullOrEmpty(vm.HintAddress))
             {
@@ -320,6 +316,65 @@ namespace BTCPayServer.Controllers
             return ShowAddresses(vm, strategy);
         }
 
+        [HttpPost]
+        [Route("{storeId}/derivations/{cryptoCode}/generatenbxwallet")]
+        public async Task<IActionResult> GenerateNBXWallet(string storeId, string cryptoCode,
+            GenerateWalletRequest request)
+        {
+            if (!await CanUseHotWallet())
+            {
+                return NotFound();
+            }
+            
+            var network = _NetworkProvider.GetNetwork<BTCPayNetwork>(cryptoCode);
+            var client = _ExplorerProvider.GetExplorerClient(cryptoCode);
+            var response = await client.GenerateWalletAsync(request);
+            if (response == null)
+            {
+                TempData.SetStatusMessageModel(new StatusMessageModel()
+                {
+                    Severity = StatusMessageModel.StatusSeverity.Error,
+                    Html = "There was an error generating your wallet. Is your node available?"
+                });
+                return RedirectToAction("AddDerivationScheme", new {storeId, cryptoCode});
+            }
+            var store = HttpContext.GetStoreData();
+            var result = await AddDerivationScheme(storeId,
+                new DerivationSchemeViewModel()
+                {
+                    Confirmation = false,
+                    Network = network,
+                    RootFingerprint = response.AccountKeyPath.MasterFingerprint.ToString(),
+                    RootKeyPath = network.GetRootKeyPath(),
+                    CryptoCode = cryptoCode,
+                    DerivationScheme = response.DerivationScheme.ToString(),
+                    Source = "NBXplorer",
+                    AccountKey = response.AccountHDKey.Neuter().ToWif(),
+                    DerivationSchemeFormat = "BTCPay",
+                    KeyPath = response.AccountKeyPath.KeyPath.ToString(),
+                    Enabled = !store.GetStoreBlob()
+                        .IsExcluded(new PaymentMethodId(cryptoCode, PaymentTypes.BTCLike))
+                }, cryptoCode);
+            
+            TempData.SetStatusMessageModel(new StatusMessageModel()
+            {
+                Severity = StatusMessageModel.StatusSeverity.Success,
+                Html = !string.IsNullOrEmpty(request.ExistingMnemonic)
+                    ? "Your wallet has been imported."
+                    : $"Your wallet has been generated. Please store your seed securely! <br/><code>{response.Mnemonic}</code>"
+            });
+            return result;
+        }
+
+        private async Task<bool> CanUseHotWallet()
+        {
+            var isAdmin = (await _authorizationService.AuthorizeAsync(User, BTCPayServer.Security.Policies.CanModifyServerSettings.Key)).Succeeded;
+            if (isAdmin)
+                return true;
+            var policies = await _settingsRepository.GetSettingAsync<PoliciesSettings>();
+            return policies?.AllowHotWalletForAll is true;
+        }
+
         private async Task<string> ReadAllText(IFormFile file)
         {
             using (var stream = new StreamReader(file.OpenReadStream()))
@@ -328,7 +383,8 @@ namespace BTCPayServer.Controllers
             }
         }
 
-        private IActionResult ShowAddresses(DerivationSchemeViewModel vm, DerivationSchemeSettings strategy)
+        private IActionResult 
+            ShowAddresses(DerivationSchemeViewModel vm, DerivationSchemeSettings strategy)
         {
             vm.DerivationScheme = strategy.AccountDerivation.ToString();
             var deposit = new NBXplorer.KeyPathTemplates(null).GetKeyPathTemplate(DerivationFeature.Deposit);
@@ -338,13 +394,18 @@ namespace BTCPayServer.Controllers
 
                 for (int i = 0; i < 10; i++)
                 {
-                    var address = line.Derive((uint)i);
-                    vm.AddressSamples.Add((deposit.GetKeyPath((uint)i).ToString(), address.ScriptPubKey.GetDestinationAddress(strategy.Network.NBitcoinNetwork).ToString()));
+                    var keyPath = deposit.GetKeyPath((uint)i);
+                    var rootedKeyPath = vm.GetAccountKeypath()?.Derive(keyPath);
+                    var derivation = line.Derive((uint)i);
+                    var address = strategy.Network.NBXplorerNetwork.CreateAddress(strategy.AccountDerivation,
+                        line.KeyPathTemplate.GetKeyPath((uint)i),
+                        derivation.ScriptPubKey).ToString();
+                    vm.AddressSamples.Add((keyPath.ToString(), address, rootedKeyPath));
                 }
             }
             vm.Confirmation = true;
             ModelState.Remove(nameof(vm.Config)); // Remove the cached value
-            return View(vm);
+            return View(nameof(AddDerivationScheme),vm);
         }
     }
 }

BTCPayServer/Controllers/StoresController.cs

@@ -9,7 +9,6 @@ using BTCPayServer.Configuration;
 using BTCPayServer.Data;
 using BTCPayServer.HostedServices;
 using BTCPayServer.Models;
-using BTCPayServer.Models.AppViewModels;
 using BTCPayServer.Models.StoreViewModels;
 using BTCPayServer.Payments;
 using BTCPayServer.Payments.Changelly;
@@ -23,18 +22,12 @@ using BTCPayServer.Services.Rates;
 using BTCPayServer.Services.Stores;
 using BTCPayServer.Services.Wallets;
 using Microsoft.AspNetCore.Authorization;
-using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.Rendering;
-using Microsoft.Extensions.Options;
 using NBitcoin;
 using NBitcoin.DataEncoders;
-using Newtonsoft.Json;
-#if NETCOREAPP21
-using IWebHostEnvironment = Microsoft.AspNetCore.Hosting.IHostingEnvironment;
-#endif
 
 namespace BTCPayServer.Controllers
 {
@@ -63,6 +56,8 @@ namespace BTCPayServer.Controllers
             ChangellyClientProvider changellyClientProvider,
             IWebHostEnvironment env, IHttpClientFactory httpClientFactory,
             PaymentMethodHandlerDictionary paymentMethodHandlerDictionary,
+            SettingsRepository settingsRepository,
+            IAuthorizationService authorizationService,
             CssThemeManager cssThemeManager)
         {
             _RateFactory = rateFactory;
@@ -76,6 +71,8 @@ namespace BTCPayServer.Controllers
             _Env = env;
             _httpClientFactory = httpClientFactory;
             _paymentMethodHandlerDictionary = paymentMethodHandlerDictionary;
+            _settingsRepository = settingsRepository;
+            _authorizationService = authorizationService;
             _CssThemeManager = cssThemeManager;
             _NetworkProvider = networkProvider;
             _ExplorerProvider = explorerProvider;
@@ -100,6 +97,8 @@ namespace BTCPayServer.Controllers
         IWebHostEnvironment _Env;
         private IHttpClientFactory _httpClientFactory;
         private readonly PaymentMethodHandlerDictionary _paymentMethodHandlerDictionary;
+        private readonly SettingsRepository _settingsRepository;
+        private readonly IAuthorizationService _authorizationService;
         private readonly CssThemeManager _CssThemeManager;
 
         [TempData]
@@ -196,14 +195,15 @@ namespace BTCPayServer.Controllers
         [Route("{storeId}/rates")]
         public IActionResult Rates()
         {
+            var exchanges = GetSupportedExchanges();
             var storeBlob = CurrentStore.GetStoreBlob();
             var vm = new RatesViewModel();
-            vm.SetExchangeRates(GetSupportedExchanges(), storeBlob.PreferredExchange ?? CoinAverageRateProvider.CoinAverageName);
+            vm.SetExchangeRates(exchanges, storeBlob.PreferredExchange ?? CoinGeckoRateProvider.CoinGeckoName);
             vm.Spread = (double)(storeBlob.Spread * 100m);
             vm.StoreId = CurrentStore.Id;
             vm.Script = storeBlob.GetRateRules(_NetworkProvider).ToString();
             vm.DefaultScript = storeBlob.GetDefaultRateRules(_NetworkProvider).ToString();
-            vm.AvailableExchanges = GetSupportedExchanges();
+            vm.AvailableExchanges = exchanges;
             vm.DefaultCurrencyPairs = storeBlob.GetDefaultCurrencyPairString();
             vm.ShowScripting = storeBlob.RateScripting;
             return View(vm);
@@ -213,7 +213,16 @@ namespace BTCPayServer.Controllers
         [Route("{storeId}/rates")]
         public async Task<IActionResult> Rates(RatesViewModel model, string command = null, string storeId = null, CancellationToken cancellationToken = default)
         {
-            model.SetExchangeRates(GetSupportedExchanges(), model.PreferredExchange);
+            if (command == "scripting-on")
+            {
+                return RedirectToAction(nameof(ShowRateRules), new {scripting = true,storeId = model.StoreId});
+            }else if (command == "scripting-off")
+            {
+                return RedirectToAction(nameof(ShowRateRules), new {scripting = false, storeId = model.StoreId});
+            }
+
+            var exchanges = GetSupportedExchanges();
+            model.SetExchangeRates(exchanges, model.PreferredExchange);
             model.StoreId = storeId ?? model.StoreId;
             CurrencyPair[] currencyPairs = null;
             try
@@ -236,14 +245,14 @@ namespace BTCPayServer.Controllers
 
             var blob = CurrentStore.GetStoreBlob();
             model.DefaultScript = blob.GetDefaultRateRules(_NetworkProvider).ToString();
-            model.AvailableExchanges = GetSupportedExchanges();
+            model.AvailableExchanges = exchanges;
 
             blob.PreferredExchange = model.PreferredExchange;
             blob.Spread = (decimal)model.Spread / 100.0m;
             blob.DefaultCurrencyPairs = currencyPairs;
             if (!model.ShowScripting)
             {
-                if (!GetSupportedExchanges().Select(c => c.Name).Contains(blob.PreferredExchange, StringComparer.OrdinalIgnoreCase))
+                if (!exchanges.Any(provider => provider.Id.Equals(model.PreferredExchange, StringComparison.InvariantCultureIgnoreCase)))
                 {
                     ModelState.AddModelError(nameof(model.PreferredExchange), $"Unsupported exchange ({model.RateSource})");
                     return View(model);
@@ -329,7 +338,7 @@ namespace BTCPayServer.Controllers
                 Description = scripting ?
                                 "This action will modify your current rate sources. Are you sure to turn on rate rules scripting? (Advanced users)"
                                 : "This action will delete your rate script. Are you sure to turn off rate rules scripting?",
-                ButtonClass = "btn-primary"
+                ButtonClass = scripting ? "btn-primary" : "btn-danger"
             });
         }
 
@@ -473,12 +482,12 @@ namespace BTCPayServer.Controllers
                 store
                 .GetSupportedPaymentMethods(_NetworkProvider)
                 .OfType<DerivationSchemeSettings>()
-                .ToDictionary(c => c.Network.CryptoCode);
+                .ToDictionary(c => c.Network.CryptoCode.ToUpperInvariant());
 
             var lightningByCryptoCode = store
                 .GetSupportedPaymentMethods(_NetworkProvider)
                 .OfType<LightningSupportedPaymentMethod>()
-                .ToDictionary(c => c.CryptoCode);
+                .ToDictionary(c => c.CryptoCode.ToUpperInvariant());
 
             foreach (var paymentMethodId in _paymentMethodHandlerDictionary.Distinct().SelectMany(handler => handler.GetSupportedPaymentMethods()))
             {
@@ -486,9 +495,11 @@ namespace BTCPayServer.Controllers
                 {
                     case BitcoinPaymentType _:
                         var strategy = derivationByCryptoCode.TryGet(paymentMethodId.CryptoCode);
+                        var network = _NetworkProvider.GetNetwork<BTCPayNetwork>(paymentMethodId.CryptoCode);
                         vm.DerivationSchemes.Add(new StoreViewModel.DerivationScheme()
                         {
                             Crypto = paymentMethodId.CryptoCode,
+                            WalletSupported = network.WalletSupported,
                             Value = strategy?.ToPrettyString() ?? string.Empty,
                             WalletId = new WalletId(store.Id, paymentMethodId.CryptoCode),
                             Enabled = !excludeFilters.Match(paymentMethodId) && strategy != null
@@ -592,13 +603,13 @@ namespace BTCPayServer.Controllers
             return RedirectToAction(nameof(UserStoresController.ListStores), "UserStores");
         }
 
-        private CoinAverageExchange[] GetSupportedExchanges()
+        private IEnumerable<AvailableRateProvider> GetSupportedExchanges()
         {
-            return _RateFactory.RateProviderFactory.GetSupportedExchanges()
-                    .Where(r => !string.IsNullOrWhiteSpace(r.Value.Display))
-                    .Select(c => c.Value)
-                    .OrderBy(s => s.Name, StringComparer.OrdinalIgnoreCase)
-                    .ToArray();
+            var exchanges = _RateFactory.RateProviderFactory.GetSupportedExchanges();
+            return exchanges
+                .Where(r => !string.IsNullOrWhiteSpace(r.Name))
+                .OrderBy(s => s.Id, StringComparer.OrdinalIgnoreCase);
+
         }
 
         private DerivationSchemeSettings ParseDerivationStrategy(string derivationScheme, Script hint, BTCPayNetwork network)
@@ -745,7 +756,7 @@ namespace BTCPayServer.Controllers
             ViewBag.ShowMenu = false;
             var stores = await _Repo.GetStoresByUserId(userId);
             model.Stores = new SelectList(stores.Where(s => s.Role == StoreRoles.Owner), nameof(CurrentStore.Id), nameof(CurrentStore.StoreName));
-            if (model.Stores.Count() == 0)
+            if (!model.Stores.Any())
             {
                 TempData[WellKnownTempData.ErrorMessage] = "You need to be owner of at least one store before pairing";
                 return RedirectToAction(nameof(UserStoresController.ListStores), "UserStores");
@@ -822,9 +833,9 @@ namespace BTCPayServer.Controllers
             if (pairingResult == PairingResult.Complete || pairingResult == PairingResult.Partial)
             {
                 var excludeFilter = store.GetStoreBlob().GetExcludedPaymentMethods();
-                StoreNotConfigured = store.GetSupportedPaymentMethods(_NetworkProvider)
+                StoreNotConfigured = !store.GetSupportedPaymentMethods(_NetworkProvider)
                                           .Where(p => !excludeFilter.Match(p.PaymentId))
-                                          .Count() == 0;
+                                          .Any();
                 TempData[WellKnownTempData.SuccessMessage] = "Pairing is successful";
                 if (pairingResult == PairingResult.Partial)
                     TempData[WellKnownTempData.SuccessMessage] = "Server initiated pairing code: " + pairingCode;

BTCPayServer/Controllers/VaultController.cs

@@ -0,0 +1,385 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Net.WebSockets;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using BTCPayServer.Data;
+using BTCPayServer.Hwi;
+using BTCPayServer.ModelBinders;
+using BTCPayServer.Models;
+using BTCPayServer.Models.StoreViewModels;
+using BTCPayServer.Payments;
+using BTCPayServer.Security;
+using BTCPayServer.Services;
+using LedgerWallet;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using NBitcoin;
+using NBXplorer.DerivationStrategy;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+namespace BTCPayServer.Controllers
+{
+    [Route("vault")]
+    public class VaultController : Controller
+    {
+        private readonly IAuthorizationService _authorizationService;
+
+        public VaultController(BTCPayNetworkProvider networks, IAuthorizationService authorizationService)
+        {
+            Networks = networks;
+            _authorizationService = authorizationService;
+        }
+
+        public BTCPayNetworkProvider Networks { get; }
+
+        [HttpGet]
+        [Route("{cryptoCode}/xpub")]
+        [Route("wallets/{walletId}/xpub")]
+        public async Task<IActionResult> VaultBridgeConnection(string cryptoCode = null,
+            [ModelBinder(typeof(WalletIdModelBinder))]
+            WalletId walletId = null)
+        {
+            if (!HttpContext.WebSockets.IsWebSocketRequest)
+                return NotFound();
+            cryptoCode = cryptoCode ?? walletId.CryptoCode;
+            using (var cts = new CancellationTokenSource(TimeSpan.FromMinutes(10)))
+            {
+                var cancellationToken = cts.Token;
+                var network = Networks.GetNetwork<BTCPayNetwork>(cryptoCode);
+                if (network == null)
+                    return NotFound();
+                var websocket = await HttpContext.WebSockets.AcceptWebSocketAsync();
+                var hwi = new Hwi.HwiClient(network.NBitcoinNetwork)
+                {
+                    Transport = new HwiWebSocketTransport(websocket)
+                };
+                Hwi.HwiDeviceClient device = null;
+                HwiEnumerateEntry deviceEntry = null;
+                HDFingerprint? fingerprint = null;
+                string password = null;
+                var websocketHelper = new WebSocketHelper(websocket);
+
+                async Task<bool> RequireDeviceUnlocking()
+                {
+                    if (deviceEntry == null)
+                    {
+                        await websocketHelper.Send("{ \"error\": \"need-device\"}", cancellationToken);
+                        return true;
+                    }
+                    if (deviceEntry.Code is HwiErrorCode.DeviceNotInitialized)
+                    {
+                        await websocketHelper.Send("{ \"error\": \"need-initialized\"}", cancellationToken);
+                        return true;
+                    }
+                    if (deviceEntry.Code is HwiErrorCode.DeviceNotReady)
+                    {
+                        if (IsTrezorT(deviceEntry))
+                        {
+                            await websocketHelper.Send("{ \"error\": \"need-passphrase-on-device\"}", cancellationToken);
+                            return true;
+                        }
+                        else if (deviceEntry.NeedsPinSent is true)
+                        {
+                            await websocketHelper.Send("{ \"error\": \"need-pin\"}", cancellationToken);
+                            return true;
+                        }
+                        else if (deviceEntry.NeedsPassphraseSent is true && password is null)
+                        {
+                            await websocketHelper.Send("{ \"error\": \"need-passphrase\"}", cancellationToken);
+                            return true;
+                        }
+                    }
+                    return false;
+                }
+
+                JObject o = null;
+                try
+                {
+                    while (true)
+                    {
+                        var command = await websocketHelper.NextMessageAsync(cancellationToken);
+                        switch (command)
+                        {
+                            case "set-passphrase":
+                                device.Password = await websocketHelper.NextMessageAsync(cancellationToken);
+                                password = device.Password;
+                                break;
+                            case "ask-sign":
+                                if (await RequireDeviceUnlocking())
+                                {
+                                    continue;
+                                }
+                                if (walletId == null)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"invalid-walletId\"}", cancellationToken);
+                                    continue;
+                                }
+                                if (fingerprint is null)
+                                {
+                                    fingerprint = (await device.GetXPubAsync(new KeyPath("44'"), cancellationToken)).ExtPubKey.ParentFingerprint;
+                                }
+                                await websocketHelper.Send("{ \"info\": \"ready\"}", cancellationToken);
+                                o = JObject.Parse(await websocketHelper.NextMessageAsync(cancellationToken));
+                                var authorization = await _authorizationService.AuthorizeAsync(User, Policies.CanModifyStoreSettings.Key);
+                                if (!authorization.Succeeded)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"not-authorized\"}", cancellationToken);
+                                    continue;
+                                }
+                                var psbt = PSBT.Parse(o["psbt"].Value<string>(), network.NBitcoinNetwork);
+                                var derivationSettings = GetDerivationSchemeSettings(walletId);
+                                derivationSettings.RebaseKeyPaths(psbt);
+                                var signing = derivationSettings.GetSigningAccountKeySettings();
+                                if (signing.GetRootedKeyPath()?.MasterFingerprint != fingerprint)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"wrong-wallet\"}", cancellationToken);
+                                    continue;
+                                }
+                                var signableInputs = psbt.Inputs
+                                                .SelectMany(i => i.HDKeyPaths)
+                                                .Where(i => i.Value.MasterFingerprint == fingerprint)
+                                                .ToArray();
+                                if (signableInputs.Length > 0)
+                                {
+                                    var actualPubKey = (await device.GetXPubAsync(signableInputs[0].Value.KeyPath)).GetPublicKey();
+                                    if (actualPubKey != signableInputs[0].Key)
+                                    {
+                                        await websocketHelper.Send("{ \"error\": \"wrong-keypath\"}", cancellationToken);
+                                        continue;
+                                    }
+                                }
+                                try
+                                {
+                                    psbt = await device.SignPSBTAsync(psbt, cancellationToken);
+                                }
+                                catch (Hwi.HwiException)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"user-reject\"}", cancellationToken);
+                                    continue;
+                                }
+                                o = new JObject();
+                                o.Add("psbt", psbt.ToBase64());
+                                await websocketHelper.Send(o.ToString(), cancellationToken);
+                                break;
+                            case "display-address":
+                                if (await RequireDeviceUnlocking())
+                                {
+                                    continue;
+                                }
+                                var k = RootedKeyPath.Parse(await websocketHelper.NextMessageAsync(cancellationToken));
+                                await device.DisplayAddressAsync(GetScriptPubKeyType(k), k.KeyPath, cancellationToken);
+                                await websocketHelper.Send("{ \"info\": \"ok\"}", cancellationToken);
+                                break;
+                            case "ask-pin":
+                                if (device == null)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"need-device\"}", cancellationToken);
+                                    continue;
+                                }
+                                try
+                                {
+                                    await device.PromptPinAsync(cancellationToken);
+                                }
+                                catch (HwiException ex) when (ex.ErrorCode == HwiErrorCode.DeviceAlreadyUnlocked)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"device-already-unlocked\"}", cancellationToken);
+                                    continue;
+                                }
+                                await websocketHelper.Send("{ \"info\": \"prompted, please input the pin\"}", cancellationToken);
+                                var pin = int.Parse(await websocketHelper.NextMessageAsync(cancellationToken), CultureInfo.InvariantCulture);
+                                if (await device.SendPinAsync(pin, cancellationToken))
+                                {
+                                    goto askdevice;
+                                }
+                                else
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"incorrect-pin\"}", cancellationToken);
+                                    continue;
+                                }
+                            case "ask-xpub":
+                                if (await RequireDeviceUnlocking())
+                                {
+                                    continue;
+                                }
+                                await websocketHelper.Send("{ \"info\": \"ok\"}", cancellationToken);
+                                var askedXpub = JObject.Parse(await websocketHelper.NextMessageAsync(cancellationToken));
+                                var addressType = askedXpub["addressType"].Value<string>();
+                                var accountNumber = askedXpub["accountNumber"].Value<int>();
+                                JObject result = new JObject();
+                                var factory = network.NBXplorerNetwork.DerivationStrategyFactory;
+                                if (fingerprint is null)
+                                {
+                                    fingerprint = (await device.GetXPubAsync(new KeyPath("44'"), cancellationToken)).ExtPubKey.ParentFingerprint;
+                                }
+                                result["fingerprint"] = fingerprint.Value.ToString();
+
+                                DerivationStrategyBase strategy = null;
+                                KeyPath keyPath = null;
+                                BitcoinExtPubKey xpub = null;
+
+                                if (!network.NBitcoinNetwork.Consensus.SupportSegwit && addressType != "legacy")
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"segwit-notsupported\"}", cancellationToken);
+                                    continue;
+                                }
+
+                                if (addressType == "segwit")
+                                {
+                                    keyPath = new KeyPath("84'").Derive(network.CoinType).Derive(accountNumber, true);
+                                    xpub = await device.GetXPubAsync(keyPath);
+                                    strategy = factory.CreateDirectDerivationStrategy(xpub, new DerivationStrategyOptions()
+                                    {
+                                        ScriptPubKeyType = ScriptPubKeyType.Segwit
+                                    });
+                                }
+                                else if (addressType == "segwitWrapped")
+                                {
+                                    keyPath = new KeyPath("49'").Derive(network.CoinType).Derive(accountNumber, true);
+                                    xpub = await device.GetXPubAsync(keyPath);
+                                    strategy = factory.CreateDirectDerivationStrategy(xpub, new DerivationStrategyOptions()
+                                    {
+                                        ScriptPubKeyType = ScriptPubKeyType.SegwitP2SH
+                                    });
+                                }
+                                else if (addressType == "legacy")
+                                {
+                                    keyPath = new KeyPath("44'").Derive(network.CoinType).Derive(accountNumber, true);
+                                    xpub = await device.GetXPubAsync(keyPath);
+                                    strategy = factory.CreateDirectDerivationStrategy(xpub, new DerivationStrategyOptions()
+                                    {
+                                        ScriptPubKeyType = ScriptPubKeyType.Legacy
+                                    });
+                                }
+                                else
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"invalid-addresstype\"}", cancellationToken);
+                                    continue;
+                                }
+                                result.Add(new JProperty("strategy", strategy.ToString()));
+                                result.Add(new JProperty("accountKey", xpub.ToString()));
+                                result.Add(new JProperty("keyPath", keyPath.ToString()));
+                                await websocketHelper.Send(result.ToString(), cancellationToken);
+                                break;
+                            case "ask-passphrase":
+                                if (command == "ask-passphrase")
+                                {
+                                    if (deviceEntry == null)
+                                    {
+                                        await websocketHelper.Send("{ \"error\": \"need-device\"}", cancellationToken);
+                                        continue;
+                                    }
+                                    // The make the trezor T ask for password
+                                    await device.GetXPubAsync(new KeyPath("44'"), cancellationToken);
+                                }
+                                goto askdevice;
+                            case "ask-device":
+askdevice:
+                                password = null;
+                                deviceEntry = null;
+                                device = null;
+                                var entries = (await hwi.EnumerateEntriesAsync(cancellationToken)).ToList();
+                                deviceEntry = entries.FirstOrDefault();
+                                if (deviceEntry == null)
+                                {
+                                    await websocketHelper.Send("{ \"error\": \"no-device\"}", cancellationToken);
+                                    continue;
+                                }
+                                device = new HwiDeviceClient(hwi, deviceEntry.DeviceSelector, deviceEntry.Model, deviceEntry.Fingerprint);
+                                fingerprint = device.Fingerprint;
+                                JObject json = new JObject();
+                                json.Add("model", device.Model.ToString());
+                                json.Add("fingerprint", device.Fingerprint?.ToString());
+                                await websocketHelper.Send(json.ToString(), cancellationToken);
+                                break;
+                        }
+                    }
+                }
+                catch (FormatException ex)
+                {
+                    JObject obj = new JObject();
+                    obj.Add("error", "invalid-network");
+                    obj.Add("details", ex.ToString());
+                    try
+                    {
+                        await websocketHelper.Send(obj.ToString(), cancellationToken);
+                    }
+                    catch { }
+                }
+                catch (Exception ex)
+                {
+                    JObject obj = new JObject();
+                    obj.Add("error", "unknown-error");
+                    obj.Add("message", ex.Message);
+                    obj.Add("details", ex.ToString());
+                    try
+                    {
+                        await websocketHelper.Send(obj.ToString(), cancellationToken);
+                    }
+                    catch { }
+                }
+                finally
+                {
+                    await websocketHelper.DisposeAsync(cancellationToken);
+                }
+            }
+            return new EmptyResult();
+        }
+
+        private ScriptPubKeyType GetScriptPubKeyType(RootedKeyPath keyPath)
+        {
+            var path = keyPath.KeyPath.ToString();
+            if (path.StartsWith("84'", StringComparison.OrdinalIgnoreCase))
+                return ScriptPubKeyType.Segwit;
+            if (path.StartsWith("49'", StringComparison.OrdinalIgnoreCase))
+                return ScriptPubKeyType.SegwitP2SH;
+            if (path.StartsWith("44'", StringComparison.OrdinalIgnoreCase))
+                return ScriptPubKeyType.Legacy;
+            throw new NotSupportedException("Unsupported keypath");
+        }
+
+        private bool SameSelector(DeviceSelector a, DeviceSelector b)
+        {
+            var aargs = new List<string>();
+            a.AddArgs(aargs);
+            var bargs = new List<string>();
+            b.AddArgs(bargs);
+            if (aargs.Count != bargs.Count)
+                return false;
+            for (int i = 0; i < aargs.Count; i++)
+            {
+                if (aargs[i] != bargs[i])
+                    return false;
+            }
+            return true;
+        }
+
+        private static bool IsTrezorT(HwiEnumerateEntry deviceEntry)
+        {
+            return (deviceEntry.Model == HardwareWalletModels.Trezor_T || deviceEntry.Model == HardwareWalletModels.Trezor_T_Simulator);
+        }
+
+        public StoreData CurrentStore
+        {
+            get
+            {
+                return HttpContext.GetStoreData();
+            }
+        }
+
+        private DerivationSchemeSettings GetDerivationSchemeSettings(WalletId walletId)
+        {
+            var paymentMethod = CurrentStore
+                            .GetSupportedPaymentMethods(Networks)
+                            .OfType<DerivationSchemeSettings>()
+                            .FirstOrDefault(p => p.PaymentId.PaymentType == Payments.PaymentTypes.BTCLike && p.PaymentId.CryptoCode == walletId.CryptoCode);
+            return paymentMethod;
+        }
+    }
+}

BTCPayServer/Controllers/WalletsController.PSBT.cs

@@ -55,12 +55,13 @@ namespace BTCPayServer.Controllers
             WalletId walletId, WalletPSBTViewModel vm)
         {
             var network = NetworkProvider.GetNetwork<BTCPayNetwork>(walletId.CryptoCode);
+            vm.CryptoCode = network.CryptoCode;
             if (await vm.GetPSBT(network.NBitcoinNetwork) is PSBT psbt)
             {
                 vm.Decoded = psbt.ToString();
                 vm.PSBT = psbt.ToBase64();
             }
-            return View(vm ?? new WalletPSBTViewModel());
+            return View(vm ?? new WalletPSBTViewModel() { CryptoCode = walletId.CryptoCode });
         }
         [HttpPost]
         [Route("{walletId}/psbt")]
@@ -72,6 +73,7 @@ namespace BTCPayServer.Controllers
             if (command == null)
                 return await WalletPSBT(walletId, vm);
             var network = NetworkProvider.GetNetwork<BTCPayNetwork>(walletId.CryptoCode);
+            vm.CryptoCode = network.CryptoCode;
             var psbt = await vm.GetPSBT(network.NBitcoinNetwork);
             if (psbt == null)
             {
@@ -88,6 +90,8 @@ namespace BTCPayServer.Controllers
                     vm.PSBT = psbt.ToBase64();
                     vm.FileName = vm.UploadedPSBTFile?.FileName;
                     return View(vm);
+                case "vault":
+                    return ViewVault(walletId, psbt);
                 case "ledger":
                     return ViewWalletSendLedger(psbt);
                 case "update":
@@ -156,7 +160,8 @@ namespace BTCPayServer.Controllers
         private async Task FetchTransactionDetails(DerivationSchemeSettings derivationSchemeSettings, WalletPSBTReadyViewModel vm, BTCPayNetwork network)
         {
             var psbtObject = PSBT.Parse(vm.PSBT, network.NBitcoinNetwork);
-            psbtObject = await UpdatePSBT(derivationSchemeSettings, psbtObject, network) ?? psbtObject;
+            if (!psbtObject.IsAllFinalized())
+                psbtObject = await UpdatePSBT(derivationSchemeSettings, psbtObject, network) ?? psbtObject;
             IHDKey signingKey = null;
             RootedKeyPath signingKeyPath = null;
             try

BTCPayServer/Controllers/WalletsController.cs

@@ -202,7 +202,7 @@ namespace BTCPayServer.Controllers
                                               .Select(d => ((Wallet: _walletProvider.GetWallet(d.Network),
                                                             DerivationStrategy: d.AccountDerivation,
                                                             Network: d.Network)))
-                                              .Where(_ => _.Wallet != null)
+                                              .Where(_ => _.Wallet != null && _.Network.WalletSupported)
                                               .Select(_ => (Wallet: _.Wallet,
                                                             Store: s,
                                                             Balance: GetBalanceString(_.Wallet, _.DerivationStrategy),
@@ -246,28 +246,46 @@ namespace BTCPayServer.Controllers
             var walletBlob = await walletBlobAsync;
             var walletTransactionsInfo = await walletTransactionsInfoAsync;
             var model = new ListTransactionsViewModel();
-            foreach (var tx in transactions.UnconfirmedTransactions.Transactions.Concat(transactions.ConfirmedTransactions.Transactions).ToArray())
+            if (transactions == null)
             {
-                var vm = new ListTransactionsViewModel.TransactionViewModel();
-                vm.Id = tx.TransactionId.ToString();
-                vm.Link = string.Format(CultureInfo.InvariantCulture, paymentMethod.Network.BlockExplorerLink, vm.Id);
-                vm.Timestamp = tx.Timestamp;
-                vm.Positive = tx.BalanceChange >= Money.Zero;
-                vm.Balance = tx.BalanceChange.ToString();
-                vm.IsConfirmed = tx.Confirmations != 0;
-
-                if (walletTransactionsInfo.TryGetValue(tx.TransactionId.ToString(), out var transactionInfo))
+                TempData.SetStatusMessageModel(new StatusMessageModel()
                 {
-                    var labels = walletBlob.GetLabels(transactionInfo);
-                    vm.Labels.AddRange(labels);
-                    model.Labels.AddRange(labels);
-                    vm.Comment = transactionInfo.Comment;
+                    Severity = StatusMessageModel.StatusSeverity.Error,
+                    Message =
+                        "There was an error retrieving the transactions list. Is NBXplorer configured correctly?"
+                });
+                model.Transactions = new List<ListTransactionsViewModel.TransactionViewModel>();
+            }
+            else
+            {
+                foreach (var tx in transactions.UnconfirmedTransactions.Transactions
+                    .Concat(transactions.ConfirmedTransactions.Transactions).ToArray())
+                {
+                    var vm = new ListTransactionsViewModel.TransactionViewModel();
+                    vm.Id = tx.TransactionId.ToString();
+                    vm.Link = string.Format(CultureInfo.InvariantCulture, paymentMethod.Network.BlockExplorerLink,
+                        vm.Id);
+                    vm.Timestamp = tx.Timestamp;
+                    vm.Positive = tx.BalanceChange.GetValue(wallet.Network) >= 0;
+                    vm.Balance = tx.BalanceChange.ToString();
+                    vm.IsConfirmed = tx.Confirmations != 0;
+
+                    if (walletTransactionsInfo.TryGetValue(tx.TransactionId.ToString(), out var transactionInfo))
+                    {
+                        var labels = walletBlob.GetLabels(transactionInfo);
+                        vm.Labels.AddRange(labels);
+                        model.Labels.AddRange(labels);
+                        vm.Comment = transactionInfo.Comment;
+                    }
+
+                    if (labelFilter == null ||
+                        vm.Labels.Any(l => l.Value.Equals(labelFilter, StringComparison.OrdinalIgnoreCase)))
+                        model.Transactions.Add(vm);
                 }
 
-                if (labelFilter == null || vm.Labels.Any(l => l.Value.Equals(labelFilter, StringComparison.OrdinalIgnoreCase)))
-                    model.Transactions.Add(vm);
+                model.Transactions = model.Transactions.OrderByDescending(t => t.Timestamp).ToList();
             }
-            model.Transactions = model.Transactions.OrderByDescending(t => t.Timestamp).ToList();
+
             return View(model);
         }
 
@@ -289,7 +307,7 @@ namespace BTCPayServer.Controllers
             if (paymentMethod == null)
                 return NotFound();
             var network = this.NetworkProvider.GetNetwork<BTCPayNetwork>(walletId?.CryptoCode);
-            if (network == null)
+            if (network == null || network.ReadonlyWallet)
                 return NotFound();
             var storeData = store.GetStoreBlob();
             var rateRules = store.GetStoreBlob().GetRateRules(NetworkProvider);
@@ -313,7 +331,7 @@ namespace BTCPayServer.Controllers
             var feeProvider = _feeRateProvider.CreateFeeProvider(network);
             var recommendedFees = feeProvider.GetFeeRateAsync();
             var balance = _walletProvider.GetWallet(network).GetBalance(paymentMethod.AccountDerivation);
-            model.CurrentBalance = (await balance).ToDecimal(MoneyUnit.BTC);
+            model.CurrentBalance = await balance;
             model.RecommendedSatoshiPerByte = (int)(await recommendedFees).GetFee(1).Satoshi;
             model.FeeSatoshiPerByte = model.RecommendedSatoshiPerByte;
             model.SupportRBF = network.SupportRBF;
@@ -351,7 +369,7 @@ namespace BTCPayServer.Controllers
             if (store == null)
                 return NotFound();
             var network = this.NetworkProvider.GetNetwork<BTCPayNetwork>(walletId?.CryptoCode);
-            if (network == null)
+            if (network == null || network.ReadonlyWallet)
                 return NotFound();
             vm.SupportRBF = network.SupportRBF;
             decimal transactionAmountSum  = 0;
@@ -387,9 +405,20 @@ namespace BTCPayServer.Controllers
                 {
                     subtractFeesOutputsCount.Add(i);
                 }
-                var destination = ParseDestination(transactionOutput.DestinationAddress, network.NBitcoinNetwork);
-                if (destination == null)
-                    ModelState.AddModelError(nameof(transactionOutput.DestinationAddress), "Invalid address");
+                transactionOutput.DestinationAddress = transactionOutput.DestinationAddress?.Trim() ?? string.Empty;
+
+                try
+                {
+                    BitcoinAddress.Create(transactionOutput.DestinationAddress, network.NBitcoinNetwork);    
+                }
+                catch
+                {
+                    var inputName = 
+                        string.Format(CultureInfo.InvariantCulture, "Outputs[{0}].", i.ToString(CultureInfo.InvariantCulture)) + 
+                        nameof(transactionOutput.DestinationAddress);
+
+                    ModelState.AddModelError(inputName, "Invalid address");
+                }
 
                 if (transactionOutput.Amount.HasValue)
                 {
@@ -425,7 +454,7 @@ namespace BTCPayServer.Controllers
                 }
             }
 
-            if (!ModelState.IsValid)
+            if (!ModelState.IsValid) 
                 return View(vm);
 
             DerivationSchemeSettings derivationScheme = GetDerivationSchemeSettings(walletId);
@@ -449,6 +478,8 @@ namespace BTCPayServer.Controllers
             
             switch (command)
             {
+                case "vault":
+                    return ViewVault(walletId, psbt.PSBT);
                 case "ledger":
                     return ViewWalletSendLedger(psbt.PSBT, psbt.ChangeAddress);
                 case "seed":
@@ -463,6 +494,16 @@ namespace BTCPayServer.Controllers
             
         }
 
+        private IActionResult ViewVault(WalletId walletId, PSBT psbt)
+        {
+            return View("WalletSendVault", new WalletSendVaultModel()
+            {
+                WalletId = walletId.ToString(),
+                PSBT = psbt.ToBase64(),
+                WebsocketPath = this.Url.Action(nameof(VaultController.VaultBridgeConnection), "Vault", new { walletId = walletId.ToString() })
+            });
+        }
+
         private IActionResult RedirectToWalletPSBT(WalletId walletId, PSBT psbt, string fileName = null)
         {
             var vm = new PostRedirectViewModel()
@@ -561,46 +602,46 @@ namespace BTCPayServer.Controllers
                 signingKeySettings.RootFingerprint = extKey.GetPublicKey().GetHDFingerPrint();
 
             RootedKeyPath rootedKeyPath = signingKeySettings.GetRootedKeyPath();
+            if (rootedKeyPath == null)
+            {
+                ModelState.AddModelError(nameof(viewModel.SeedOrKey), "The master fingerprint and/or account key path of your seed are not set in the wallet settings.");
+                return View(viewModel);
+            }
             // The user gave the root key, let's try to rebase the PSBT, and derive the account private key
-            if (rootedKeyPath?.MasterFingerprint == extKey.GetPublicKey().GetHDFingerPrint())
+            if (rootedKeyPath.MasterFingerprint == extKey.GetPublicKey().GetHDFingerPrint())
             {
                 psbt.RebaseKeyPaths(signingKeySettings.AccountKey, rootedKeyPath);
                 signingKey = extKey.Derive(rootedKeyPath.KeyPath);
             }
-            // The user maybe gave the account key, let's try to sign with it
             else
             {
-                signingKey = extKey;
-            }
-            var balanceChange = psbt.GetBalance(settings.AccountDerivation, signingKey, rootedKeyPath);
-            if (balanceChange == Money.Zero)
-            {
-                ModelState.AddModelError(nameof(viewModel.SeedOrKey), "This seed is unable to sign this transaction. Either the seed is incorrect, or the account path has not been properly configured in the Wallet Settings.");
+                ModelState.AddModelError(nameof(viewModel.SeedOrKey), "The master fingerprint does not match the one set in your wallet settings. Probable cause are: wrong seed, wrong passphrase or wrong fingerprint in your wallet settings.");
+                return View(viewModel);
+            }
+
+            var changed = PSBTChanged(psbt, () => psbt.SignAll(settings.AccountDerivation, signingKey, rootedKeyPath));
+            if (!changed)
+            {
+                ModelState.AddModelError(nameof(viewModel.SeedOrKey), "Impossible to sign the transaction. Probable cause: Incorrect account key path in wallet settings, PSBT already signed.");
                 return View(viewModel);
             }
-            psbt.SignAll(settings.AccountDerivation, signingKey, rootedKeyPath);
             ModelState.Remove(nameof(viewModel.PSBT));
             return await WalletPSBTReady(walletId, psbt.ToBase64(), signingKey.GetWif(network.NBitcoinNetwork).ToString(), rootedKeyPath?.ToString());
         }
 
+        private bool PSBTChanged(PSBT psbt, Action act)
+        {
+            var before = psbt.ToBase64();
+            act();
+            var after = psbt.ToBase64();
+            return before != after;
+        }
+
         private string ValueToString(Money v, BTCPayNetworkBase network)
         {
             return v.ToString() + " " + network.CryptoCode;
         }
 
-        private IDestination[] ParseDestination(string destination, Network network)
-        {
-            try
-            {
-                destination = destination?.Trim();
-                return new IDestination[] { BitcoinAddress.Create(destination, network) };
-            }
-            catch
-            {
-                return null;
-            }
-        }
-
         private IActionResult RedirectToWalletTransaction(WalletId walletId, Transaction transaction)
         {
             var network = NetworkProvider.GetNetwork<BTCPayNetwork>(walletId.CryptoCode);
@@ -716,7 +757,7 @@ namespace BTCPayServer.Controllers
             {
                 try
                 {
-                    return (await wallet.GetBalance(derivationStrategy, cts.Token)).ToString();
+                    return (await wallet.GetBalance(derivationStrategy, cts.Token)).ToString(CultureInfo.InvariantCulture);
                 }
                 catch
                 {
@@ -849,7 +890,7 @@ namespace BTCPayServer.Controllers
             WalletId walletId)
         {
             var derivationSchemeSettings = GetDerivationSchemeSettings(walletId);
-            if (derivationSchemeSettings == null)
+            if (derivationSchemeSettings == null || derivationSchemeSettings.Network.ReadonlyWallet)
                 return NotFound();
             var store = (await Repository.FindStore(walletId.StoreId, GetUserId()));
             var vm = new WalletSettingsViewModel()
@@ -878,7 +919,7 @@ namespace BTCPayServer.Controllers
             if (!ModelState.IsValid)
                 return View(vm);
             var derivationScheme = GetDerivationSchemeSettings(walletId);
-            if (derivationScheme == null)
+            if (derivationScheme == null || derivationScheme.Network.ReadonlyWallet)
                 return NotFound();
 
             if (command == "save")
@@ -900,7 +941,7 @@ namespace BTCPayServer.Controllers
             }
             else if (command == "prune")
             {
-                var result = await ExplorerClientProvider.GetExplorerClient(walletId.CryptoCode).PruneAsync(derivationScheme.AccountDerivation, cancellationToken);
+                var result = await ExplorerClientProvider.GetExplorerClient(walletId.CryptoCode).PruneAsync(derivationScheme.AccountDerivation, new PruneRequest(),  cancellationToken);
                 if (result.TotalPruned == 0)
                 {
                     TempData[WellKnownTempData.SuccessMessage] = $"The wallet is already pruned";

BTCPayServer/Data/PaymentRequestDataExtensions.cs

@@ -1,9 +1,6 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using NBitcoin;
+using NBitcoin;
 using NBXplorer;
+using NBXplorer.DerivationStrategy;
 using Newtonsoft.Json.Linq;
 using static BTCPayServer.Data.PaymentRequestData;
 

BTCPayServer/Data/StoreBlob.cs

@@ -10,6 +10,7 @@ using BTCPayServer.Rating;
 using BTCPayServer.Services.Mails;
 using Newtonsoft.Json;
 using System.Text;
+using BTCPayServer.Services.Rates;
 
 namespace BTCPayServer.Data
 {
@@ -156,7 +157,7 @@ namespace BTCPayServer.Data
                 }
             }
 
-            var preferredExchange = string.IsNullOrEmpty(PreferredExchange) ? "coinaverage" : PreferredExchange;
+            var preferredExchange = string.IsNullOrEmpty(PreferredExchange) ? CoinGeckoRateProvider.CoinGeckoName : PreferredExchange;
             builder.AppendLine($"X_X = {preferredExchange}(X_X);");
 
             BTCPayServer.Rating.RateRules.TryParse(builder.ToString(), out var rules);

BTCPayServer/Data/StoreDataExtensions.cs

@@ -9,6 +9,7 @@ using BTCPayServer.Security;
 using BTCPayServer.Services.Rates;
 using NBitcoin;
 using NBXplorer;
+using NBXplorer.DerivationStrategy;
 using Newtonsoft.Json.Linq;
 
 namespace BTCPayServer.Data
@@ -50,7 +51,7 @@ namespace BTCPayServer.Data
         {
             var result = storeData.StoreBlob == null ? new StoreBlob() : new Serializer(null).ToObject<StoreBlob>(Encoding.UTF8.GetString(storeData.StoreBlob));
             if (result.PreferredExchange == null)
-                result.PreferredExchange = CoinAverageRateProvider.CoinAverageName;
+                result.PreferredExchange = CoinGeckoRateProvider.CoinGeckoName;
             return result;
         }
 

BTCPayServer/DerivationSchemeParser.cs

@@ -52,7 +52,7 @@ namespace BTCPayServer
             if (type == DerivationType.Legacy)
                 return new DirectDerivationStrategy(extPubKey) { Segwit = false };
             if (type == DerivationType.SegwitP2SH)
-                return new DerivationStrategyFactory(Network).Parse(extPubKey.ToString() + "-[p2sh]");
+                return BtcPayNetwork.NBXplorerNetwork.DerivationStrategyFactory.Parse(extPubKey.ToString() + "-[p2sh]");
             throw new FormatException();
         }
 
@@ -83,7 +83,7 @@ namespace BTCPayServer
 
             try
             {
-                var result = new DerivationStrategyFactory(Network).Parse(str);
+                var result = BtcPayNetwork.NBXplorerNetwork.DerivationStrategyFactory.Parse(str);
                 return FindMatch(hintedLabels, result);
             }
             catch
@@ -150,12 +150,11 @@ namespace BTCPayServer
                 str = $"{str}-[{label}]";
             }
 
-            return FindMatch(hintedLabels, new DerivationStrategyFactory(Network).Parse(str));
+            return FindMatch(hintedLabels, BtcPayNetwork.NBXplorerNetwork.DerivationStrategyFactory.Parse(str));
         }
 
         private DerivationStrategyBase FindMatch(HashSet<string> hintLabels, DerivationStrategyBase result)
         {
-            var facto = new DerivationStrategyFactory(Network);
             var firstKeyPath = new KeyPath("0/0");
             if (HintScriptPubKey == null)
                 return result;
@@ -169,7 +168,7 @@ namespace BTCPayServer
             resultNoLabels = string.Join('-', resultNoLabels.Split('-').Where(p => !IsLabel(p)));
             foreach (var labels in ItemCombinations(hintLabels.ToList()))
             {
-                var hinted = facto.Parse(resultNoLabels + '-' + string.Join('-', labels.Select(l => $"[{l}]").ToArray()));
+                var hinted = BtcPayNetwork.NBXplorerNetwork.DerivationStrategyFactory.Parse(resultNoLabels + '-' + string.Join('-', labels.Select(l => $"[{l}]").ToArray()));
                 if (HintScriptPubKey == hinted.GetDerivation(firstKeyPath).ScriptPubKey)
                     return hinted;
             }

BTCPayServer/DerivationSchemeSettings.cs

@@ -18,7 +18,7 @@ namespace BTCPayServer
                 throw new ArgumentNullException(nameof(network));
             if (derivationStrategy == null)
                 throw new ArgumentNullException(nameof(derivationStrategy));
-            var result = new NBXplorer.DerivationStrategy.DerivationStrategyFactory(network.NBitcoinNetwork).Parse(derivationStrategy);
+            var result = network.NBXplorerNetwork.DerivationStrategyFactory.Parse(derivationStrategy);
             return new DerivationSchemeSettings(result, network) { AccountOriginal = derivationStrategy.Trim() };
         }
 

BTCPayServer/EventAggregator.cs

@@ -63,8 +63,8 @@ namespace BTCPayServer
         public async Task<T> WaitNext<T>(Func<T, bool> predicate, CancellationToken cancellation = default(CancellationToken))
         {
             TaskCompletionSource<T> tcs = new TaskCompletionSource<T>();
-            var subscription = Subscribe<T>((a, b) => { if (predicate(b)) { tcs.TrySetResult(b); a.Unsubscribe(); } });
-            using (cancellation.Register(() => { tcs.TrySetCanceled(); subscription.Unsubscribe(); }))
+            using var subscription = Subscribe<T>((a, b) => { if (predicate(b)) { tcs.TrySetResult(b); a.Unsubscribe(); } });
+            using (cancellation.Register(() => { tcs.TrySetCanceled(); }))
             {
                 return await tcs.Task.ConfigureAwait(false);
             }

BTCPayServer/ExplorerClientProvider.cs

@@ -33,23 +33,24 @@ namespace BTCPayServer
                 Logs.Configuration.LogInformation($"{setting.CryptoCode}: Cookie file is {(setting.CookieFile ?? "not set")}");
                 if (setting.ExplorerUri != null)
                 {
-                    _Clients.TryAdd(setting.CryptoCode, CreateExplorerClient(httpClientFactory.CreateClient(nameof(ExplorerClientProvider)), _NetworkProviders.GetNetwork<BTCPayNetwork>(setting.CryptoCode), setting.ExplorerUri, setting.CookieFile));
+                    _Clients.TryAdd(setting.CryptoCode.ToUpperInvariant(), CreateExplorerClient(httpClientFactory.CreateClient(nameof(ExplorerClientProvider)), _NetworkProviders.GetNetwork<BTCPayNetwork>(setting.CryptoCode), setting.ExplorerUri, setting.CookieFile));
                 }
             }
         }
 
         private static ExplorerClient CreateExplorerClient(HttpClient httpClient, BTCPayNetwork n, Uri uri, string cookieFile)
         {
-            var explorer = new ExplorerClient(n.NBXplorerNetwork, uri);
+
+            var explorer = n.NBXplorerNetwork.CreateExplorerClient(uri);
             explorer.SetClient(httpClient);
             if (cookieFile == null)
             {
-                Logs.Configuration.LogWarning($"{n.CryptoCode}: Not using cookie authentication");
+                Logs.Configuration.LogWarning($"{explorer.CryptoCode}: Not using cookie authentication");
                 explorer.SetNoAuth();
             }
             if(!explorer.SetCookieAuth(cookieFile))
             {
-                Logs.Configuration.LogWarning($"{n.CryptoCode}: Using cookie auth against NBXplorer, but {cookieFile} is not found");
+                Logs.Configuration.LogWarning($"{explorer.CryptoCode}: Using cookie auth against NBXplorer, but {cookieFile} is not found");
             }
             return explorer;
         }
@@ -61,7 +62,7 @@ namespace BTCPayServer
             var network = _NetworkProviders.GetNetwork<BTCPayNetwork>(cryptoCode);
             if (network == null)
                 return null;
-            _Clients.TryGetValue(network.CryptoCode, out ExplorerClient client);
+            _Clients.TryGetValue(network.NBXplorerNetwork.CryptoCode, out ExplorerClient client);
             return client;
         }
 
@@ -79,6 +80,7 @@ namespace BTCPayServer
 
         public bool IsAvailable(string cryptoCode)
         {
+            cryptoCode = cryptoCode.ToUpperInvariant();
             return _Clients.ContainsKey(cryptoCode) && _Dashboard.IsFullySynched(cryptoCode, out var unused);
         }
 
@@ -87,7 +89,7 @@ namespace BTCPayServer
             var network = _NetworkProviders.GetNetwork<BTCPayNetwork>(cryptoCode);
             if (network == null)
                 return null;
-            if (_Clients.ContainsKey(network.CryptoCode))
+            if (_Clients.ContainsKey(network.NBXplorerNetwork.CryptoCode))
                 return network;
             return null;
         }
@@ -96,7 +98,7 @@ namespace BTCPayServer
         {
             foreach (var net in _NetworkProviders.GetAll().OfType<BTCPayNetwork>())
             {
-                if (_Clients.TryGetValue(net.CryptoCode, out ExplorerClient explorer))
+                if (_Clients.TryGetValue(net.NBXplorerNetwork.CryptoCode, out ExplorerClient explorer))
                 {
                     yield return (net, explorer);
                 }

BTCPayServer/Extensions.cs

@@ -41,12 +41,10 @@ namespace BTCPayServer
 {
     public static class Extensions
     {
-#if !NETCOREAPP21
         public static IQueryable<TEntity> Where<TEntity>(this Microsoft.EntityFrameworkCore.DbSet<TEntity> obj, System.Linq.Expressions.Expression<Func<TEntity, bool>> predicate) where TEntity : class
         {
             return System.Linq.Queryable.Where(obj, predicate);
         }
-#endif
 
         public static string Truncate(this string value, int maxLength)
         {
@@ -128,9 +126,11 @@ namespace BTCPayServer
             {
                 if (webSocket.State == WebSocketState.Open)
                 {
-                    CancellationTokenSource cts = new CancellationTokenSource();
-                    cts.CancelAfter(5000);
-                    await webSocket.CloseAsync(WebSocketCloseStatus.NormalClosure, "Closing", cts.Token);
+                    using (CancellationTokenSource cts = new CancellationTokenSource())
+                    {
+                        cts.CancelAfter(5000);
+                        await webSocket.CloseAsync(WebSocketCloseStatus.NormalClosure, "Closing", cts.Token);
+                    }
                 }
             }
             catch { }

BTCPayServer/Extensions/ModelStateExtensions.cs

@@ -1,11 +1,7 @@
 using System;
 using System.Linq.Expressions;
 using Microsoft.AspNetCore.Mvc;
-#if NETCOREAPP21
-using Microsoft.AspNetCore.Mvc.ViewFeatures.Internal;
-#else
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
-#endif
 
 namespace BTCPayServer
 {
@@ -17,12 +13,8 @@ namespace BTCPayServer
             string message,
             Controller controller)
         {
-#if NETCOREAPP21
-            var key = ExpressionHelper.GetExpressionText(ex);
-#else
             var provider = (ModelExpressionProvider)controller.HttpContext.RequestServices.GetService(typeof(ModelExpressionProvider));
             var key = provider.GetExpressionText(ex);
-#endif
             controller.ModelState.AddModelError(key, message);
         }
     }

BTCPayServer/Extensions/MoneyExtensions.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Globalization;
+using System.Linq;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public static class MoneyExtensions
+    {
+        public static decimal GetValue(this IMoney m, BTCPayNetwork network = null)
+        {
+            switch (m)
+            {
+                case Money money:
+                    return money.ToDecimal(MoneyUnit.BTC);
+                case MoneyBag mb:
+                    return mb.Select(money => money.GetValue(network)).Sum();
+                case AssetMoney assetMoney:
+                    if (network is ElementsBTCPayNetwork elementsBTCPayNetwork)
+                    {
+                        return elementsBTCPayNetwork.AssetId == assetMoney.AssetId
+                            ? Convert(assetMoney.Quantity, elementsBTCPayNetwork.Divisibility)
+                            : 0;
+                    }
+                    throw new NotSupportedException("IMoney type not supported");
+                default:
+                    throw new NotSupportedException("IMoney type not supported");
+            }
+        }
+        
+        public static decimal Convert(long sats, int divisibility = 8)
+        {
+            var amt = sats.ToString(CultureInfo.InvariantCulture).PadLeft(divisibility, '0');
+            amt = amt.Length == divisibility ? $"0.{amt}" : amt.Insert(amt.Length - divisibility, ".");
+
+            return decimal.Parse(amt, CultureInfo.InvariantCulture);
+        }
+    }
+}