open-match.dev/open-match@v1.8.1/examples/scale/mmf/mmf.go (about) 1 // Copyright 2019 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package mmf 16 17 import ( 18 "fmt" 19 "net" 20 21 "github.com/sirupsen/logrus" 22 "google.golang.org/grpc" 23 24 "open-match.dev/open-match/pkg/pb" 25 26 utilTesting "open-match.dev/open-match/internal/util/testing" 27 28 "open-match.dev/open-match/examples/scale/scenarios" 29 ) 30 31 var ( 32 logger = logrus.WithFields(logrus.Fields{ 33 "app": "openmatch", 34 "component": "scale.mmf", 35 }) 36 ) 37 38 // Run triggers execution of a MMF. 39 func Run() { 40 activeScenario := scenarios.ActiveScenario 41 42 conn, err := grpc.Dial("open-match-query.open-match.svc.cluster.local:50503", utilTesting.NewGRPCDialOptions(logger)...) 43 if err != nil { 44 logger.Fatalf("Failed to connect to Open Match, got %v", err) 45 } 46 defer conn.Close() 47 48 server := grpc.NewServer(utilTesting.NewGRPCServerOptions(logger)...) 49 pb.RegisterMatchFunctionServer(server, activeScenario.MMF) 50 ln, err := net.Listen("tcp", fmt.Sprintf(":%d", 50502)) 51 if err != nil { 52 logger.WithFields(logrus.Fields{ 53 "error": err.Error(), 54 "port": 50502, 55 }).Fatal("net.Listen() error") 56 } 57 58 logger.WithFields(logrus.Fields{ 59 "port": 50502, 60 }).Info("TCP net listener initialized") 61 62 logger.Info("Serving gRPC endpoint") 63 err = server.Serve(ln) 64 if err != nil { 65 logger.WithFields(logrus.Fields{ 66 "error": err.Error(), 67 }).Fatal("gRPC serve() error") 68 } 69 }