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open-match/api/backend.proto

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// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
syntax = "proto3";
package openmatch;
option go_package = "open-match.dev/open-match/pkg/pb";
option csharp_namespace = "OpenMatch";
import "api/messages.proto";
import "google/api/annotations.proto";
import "protoc-gen-swagger/options/annotations.proto";
option (grpc.gateway.protoc_gen_swagger.options.openapiv2_swagger) = {
info: {
title: "Backend"
version: "1.0"
contact: {
name: "Open Match"
url: "https://open-match.dev"
email: "open-match-discuss@googlegroups.com"
}
license: {
name: "Apache 2.0 License"
url: "https://github.com/googleforgames/open-match/blob/master/LICENSE"
}
}
external_docs: {
url: "https://open-match.dev/site/docs/"
description: "Open Match Documentation"
}
schemes: HTTP
schemes: HTTPS
consumes: "application/json"
produces: "application/json"
responses: {
key: "404"
value: {
description: "Returned when the resource does not exist."
schema: { json_schema: { type: STRING } }
}
}
// TODO Add annotations for security_defintiions.
// See
// https://github.com/grpc-ecosystem/grpc-gateway/blob/master/examples/proto/examplepb/a_bit_of_everything.proto
};
// FunctionConfig specifies a MMF address and client type for Backend to establish connections with the MMF
message FunctionConfig {
string host = 1;
int32 port = 2;
Type type = 3;
enum Type {
GRPC = 0;
REST = 1;
}
}
message FetchMatchesRequest {
// FunctionConfig specifies a MMF address and client type for Backend to establish connections with the MMF
FunctionConfig config = 1;
// MatchProfiles that will be sent to thhe MMF specified in the FunctionConfig.
repeated MatchProfile profiles = 2;
}
message FetchMatchesResponse {
// A Match generated by the user-defined MMF with the specified MatchProfiles.
// A valid Match response will contain at least one ticket.
Match match = 1;
}
message AssignTicketsRequest {
// TicketIds is a list of strings representing Open Match generated Ids which apply to an Assignment.
repeated string ticket_ids = 1;
// An Assignment specifies game connection related information to be associated with the TicketIds.
Assignment assignment = 2;
}
message AssignTicketsResponse {}
// The Backent service implements APIs to generate matches and handle ticket assignments.
service Backend {
// FetchMatches triggers a MatchFunction with the specified MatchProfiles, while each MatchProfile
// returns a set of match proposals. FetchMatches method streams the results back to the caller.
// FetchMatches immediately returns an error if it encounters any execution failures.
// - If the synchronizer is enabled, FetchMatch will then call the synchronizer to deduplicate proposals with overlapped tickets.
rpc FetchMatches(FetchMatchesRequest) returns (stream FetchMatchesResponse) {
option (google.api.http) = {
post: "/v1/backend/matches:fetch"
body: "*"
};
}
// AssignTickets overwrites the Assignment field of the input TicketIds.
rpc AssignTickets(AssignTicketsRequest) returns (AssignTicketsResponse) {
option (google.api.http) = {
post: "/v1/backend/tickets:assign"
body: "*"
};
}
}