// Copyright © 2023 OpenIM. All rights reserved. // // 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. package main import ( "context" "fmt" "net" "net/http" _ "net/http/pprof" "os" "os/signal" "strconv" "syscall" "time" "github.com/OpenIMSDK/protocol/constant" "github.com/OpenIMSDK/tools/discoveryregistry" "github.com/OpenIMSDK/tools/log" "github.com/openimsdk/open-im-server/v3/internal/api" "github.com/openimsdk/open-im-server/v3/pkg/common/cmd" "github.com/openimsdk/open-im-server/v3/pkg/common/config" "github.com/openimsdk/open-im-server/v3/pkg/common/db/cache" kdisc "github.com/openimsdk/open-im-server/v3/pkg/common/discoveryregister" ginProm "github.com/openimsdk/open-im-server/v3/pkg/common/ginprometheus" "github.com/openimsdk/open-im-server/v3/pkg/common/prommetrics" ) func main() { apiCmd := cmd.NewApiCmd() apiCmd.AddPortFlag() apiCmd.AddApi(run) if err := apiCmd.Execute(); err != nil { log.ZError(context.Background(), "API command execution failed", err) panic(err.Error()) } } func run(port int, proPort int) error { log.ZInfo(context.Background(), "Openim api port:", "port", port, "proPort", proPort) if port == 0 || proPort == 0 { err := "port or proPort is empty:" + strconv.Itoa(port) + "," + strconv.Itoa(proPort) log.ZError(context.Background(), err, nil) return fmt.Errorf(err) } rdb, err := cache.NewRedis() if err != nil { log.ZError(context.Background(), "Failed to initialize Redis", err) return err } log.ZInfo(context.Background(), "api start init discov client") var client discoveryregistry.SvcDiscoveryRegistry // Determine whether zk is passed according to whether it is a clustered deployment client, err = kdisc.NewDiscoveryRegister(config.Config.Envs.Discovery) if err != nil { log.ZError(context.Background(), "Failed to initialize discovery register", err) return err } if err = client.CreateRpcRootNodes(config.Config.GetServiceNames()); err != nil { log.ZError(context.Background(), "Failed to create RPC root nodes", err) return err } log.ZInfo(context.Background(), "api register public config to discov") if err = client.RegisterConf2Registry(constant.OpenIMCommonConfigKey, config.Config.EncodeConfig()); err != nil { log.ZError(context.Background(), "Failed to register public config to discov", err) return err } log.ZInfo(context.Background(), "api register public config to discov success") router := api.NewGinRouter(client, rdb) if config.Config.Prometheus.Enable { p := ginProm.NewPrometheus("app", prommetrics.GetGinCusMetrics("Api")) p.SetListenAddress(fmt.Sprintf(":%d", proPort)) p.Use(router) } log.ZInfo(context.Background(), "api init router success") var address string if config.Config.Api.ListenIP != "" { address = net.JoinHostPort(config.Config.Api.ListenIP, strconv.Itoa(port)) } else { address = net.JoinHostPort("0.0.0.0", strconv.Itoa(port)) } log.ZInfo(context.Background(), "start api server", "address", address, "OpenIM version", config.Version) server := http.Server{Addr: address, Handler: router} go func() { err = server.ListenAndServe() if err != nil && err != http.ErrServerClosed { log.ZError(context.Background(), "api run failed", err, "address", address) os.Exit(1) } }() sigs := make(chan os.Signal, 1) signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM, syscall.SIGQUIT) <-sigs ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second) defer cancel() // graceful shutdown operation. if err := server.Shutdown(ctx); err != nil { log.ZError(context.Background(), "failed to api-server shutdown", err) return err } return nil }