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Open-IM-Server/cmd/openim-api/main.go

131 lines
3.5 KiB

// 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/errs"
"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"
util "github.com/openimsdk/open-im-server/v3/pkg/util/genutil"
)
func main() {
apiCmd := cmd.NewApiCmd()
apiCmd.AddPortFlag()
apiCmd.AddPrometheusPortFlag()
apiCmd.AddApi(run)
if err := apiCmd.Execute(); err != nil {
util.ExitWithError(err)
}
}
func run(port int, proPort int) error {
if port == 0 || proPort == 0 {
err := "port or proPort is empty:" + strconv.Itoa(port) + "," + strconv.Itoa(proPort)
return errs.Wrap(fmt.Errorf(err))
}
rdb, err := cache.NewRedis()
if err != nil {
return err
}
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 {
return err
}
if err = client.CreateRpcRootNodes(config.Config.GetServiceNames()); err != nil {
return err
}
if err = client.RegisterConf2Registry(constant.OpenIMCommonConfigKey, config.Config.EncodeConfig()); err != nil {
return err
}
var (
netDone = make(chan struct{}, 1)
netErr error
)
router := api.NewGinRouter(client, rdb)
if config.Config.Prometheus.Enable {
go func() {
p := ginprom.NewPrometheus("app", prommetrics.GetGinCusMetrics("Api"))
p.SetListenAddress(fmt.Sprintf(":%d", proPort))
if err = p.Use(router); err != nil && err != http.ErrServerClosed {
netErr = errs.Wrap(err, fmt.Sprintf("prometheus start err: %d", proPort))
netDone <- struct{}{}
}
}()
}
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))
}
server := http.Server{Addr: address, Handler: router}
go func() {
err = server.ListenAndServe()
if err != nil && err != http.ErrServerClosed {
netErr = errs.Wrap(err, fmt.Sprintf("api start err: %s", server.Addr))
netDone <- struct{}{}
}
}()
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGTERM)
ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
defer cancel()
select {
case <-sigs:
util.SIGTERMExit()
err := server.Shutdown(ctx)
if err != nil {
return errs.Wrap(err, "api shutdown err")
}
case <-netDone:
close(netDone)
return netErr
}
return nil
}