Files
go-common/app/service/main/broadcast/cmd/main.go
2019-04-22 18:49:16 +08:00

97 lines
2.0 KiB
Go

package main
import (
"context"
"flag"
"os"
"os/signal"
"syscall"
"time"
server "go-common/app/service/main/broadcast/server/grpc"
"go-common/app/service/main/broadcast/server/http"
"go-common/app/service/main/broadcast/service"
"go-common/library/conf/env"
"go-common/library/conf/paladin"
ecode "go-common/library/ecode/tip"
"go-common/library/log"
"go-common/library/naming"
"go-common/library/naming/discovery"
"go-common/library/net/ip"
)
const (
ver = "v1.4.4"
)
func main() {
flag.Parse()
if err := paladin.Init(); err != nil {
panic(err)
}
var (
ac struct {
Discovery *discovery.Config
}
)
if err := paladin.Get("application.toml").UnmarshalTOML(&ac); err != nil {
if err != paladin.ErrNotExist {
panic(err)
}
}
log.Init(nil)
defer log.Close()
log.Info("broadcast-service %s start", ver)
// use internal discovery
dis := discovery.New(ac.Discovery)
// new a service
srv := service.New(dis)
ecode.Init(nil)
http.Init(srv)
// grpc server
rpcSrv, rpcPort := server.New(srv)
rpcSrv.Start()
// register discovery
var (
err error
cancel context.CancelFunc
)
if env.IP == "" {
ipAddr := ip.InternalIP()
// broadcast discovery
ins := &naming.Instance{
Zone: env.Zone,
Env: env.DeployEnv,
Hostname: env.Hostname,
AppID: "push.service.broadcast",
Addrs: []string{
"grpc://" + ipAddr + ":" + rpcPort,
},
}
cancel, err = dis.Register(context.Background(), ins)
if err != nil {
panic(err)
}
}
c := make(chan os.Signal, 1)
signal.Notify(c, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
for {
s := <-c
log.Info("broadcast-service get a signal %s", s.String())
switch s {
case syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT:
log.Info("broadcast-service %s exit", ver)
if cancel != nil {
cancel()
}
rpcSrv.Shutdown(context.Background())
time.Sleep(time.Second * 2)
srv.Close()
return
case syscall.SIGHUP:
default:
return
}
}
}