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feat: Add high availability for multiple replicas (#4555)

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* feat: HA tailnet coordinator

* fixup! feat: HA tailnet coordinator

* fixup! feat: HA tailnet coordinator

* remove printlns

* close all connections on coordinator

* impelement high availability feature

* fixup! impelement high availability feature

* fixup! impelement high availability feature

* fixup! impelement high availability feature

* fixup! impelement high availability feature

* Add replicas

* Add DERP meshing to arbitrary addresses

* Move packages to highavailability folder

* Move coordinator to high availability package

* Add flags for HA

* Rename to replicasync

* Denest packages for replicas

* Add test for multiple replicas

* Fix coordination test

* Add HA to the helm chart

* Rename function pointer

* Add warnings for HA

* Add the ability to block endpoints

* Add flag to disable P2P connections

* Wow, I made the tests pass

* Add replicas endpoint

* Ensure close kills replica

* Update sql

* Add database latency to high availability

* Pipe TLS to DERP mesh

* Fix DERP mesh with TLS

* Add tests for TLS

* Fix replica sync TLS

* Fix RootCA for replica meshing

* Remove ID from replicasync

* Fix getting certificates for meshing

* Remove excessive locking

* Fix linting

* Store mesh key in the database

* Fix replica key for tests

* Fix types gen

* Fix unlocking unlocked

* Fix race in tests

* Update enterprise/derpmesh/derpmesh.go

Co-authored-by: Colin Adler <colin1adler@gmail.com>

* Rename to syncReplicas

* Reuse http client

* Delete old replicas on a CRON

* Fix race condition in connection tests

* Fix linting

* Fix nil type

* Move pubsub to in-memory for twenty test

* Add comment for configuration tweaking

* Fix leak with transport

* Fix close leak in derpmesh

* Fix race when creating server

* Remove handler update

* Skip test on Windows

* Fix DERP mesh test

* Wrap HTTP handler replacement in mutex

* Fix error message for relay

* Fix API handler for normal tests

* Fix speedtest

* Fix replica resend

* Fix derpmesh send

* Ping async

* Increase wait time of template version jobd

* Fix race when closing replica sync

* Add name to client

* Log the derpmap being used

* Don't connect if DERP is empty

* Improve agent coordinator logging

* Fix lock in coordinator

* Fix relay addr

* Fix race when updating durations

* Fix client publish race

* Run pubsub loop in a queue

* Store agent nodes in order

* Fix coordinator locking

* Check for closed pipe

Co-authored-by: Colin Adler <colin1adler@gmail.com>
This commit is contained in:
Kyle Carberry
2022-10-17 08:43:30 -05:00
committed by GitHub
parent dc3519e973
commit 2ba4a62a0d
76 changed files with 3437 additions and 404 deletions
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14
enterprise/coderd/workspaceagents_test.go
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@ -2,6 +2,7 @@ package coderd_test
import (
"context"
"crypto/tls"
"fmt"
"net/http"
"testing"
@ -9,7 +10,6 @@ import (
"github.com/google/uuid"
"github.com/stretchr/testify/require"
"cdr.dev/slog"
"cdr.dev/slog/sloggers/slogtest"
"github.com/coder/coder/agent"
"github.com/coder/coder/coderd/coderdtest"
@ -42,7 +42,7 @@ func TestBlockNonBrowser(t *testing.T) {
BrowserOnly: true,
})
_, agent := setupWorkspaceAgent(t, client, user, 0)
_, err := client.DialWorkspaceAgentTailnet(context.Background(), slog.Logger{}, agent.ID)
_, err := client.DialWorkspaceAgent(context.Background(), agent.ID, nil)
var apiErr *codersdk.Error
require.ErrorAs(t, err, &apiErr)
require.Equal(t, http.StatusConflict, apiErr.StatusCode())
@ -59,7 +59,7 @@ func TestBlockNonBrowser(t *testing.T) {
BrowserOnly: false,
})
_, agent := setupWorkspaceAgent(t, client, user, 0)
conn, err := client.DialWorkspaceAgentTailnet(context.Background(), slog.Logger{}, agent.ID)
conn, err := client.DialWorkspaceAgent(context.Background(), agent.ID, nil)
require.NoError(t, err)
_ = conn.Close()
})
@ -109,6 +109,14 @@ func setupWorkspaceAgent(t *testing.T, client *codersdk.Client, user codersdk.Cr
workspace := coderdtest.CreateWorkspace(t, client, user.OrganizationID, template.ID)
coderdtest.AwaitWorkspaceBuildJob(t, client, workspace.LatestBuild.ID)
agentClient := codersdk.New(client.URL)
agentClient.HTTPClient = &http.Client{
Transport: &http.Transport{
TLSClientConfig: &tls.Config{
//nolint:gosec
InsecureSkipVerify: true,
},
},
}
agentClient.SessionToken = authToken
agentCloser := agent.New(agent.Options{
FetchMetadata: agentClient.WorkspaceAgentMetadata,