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shutdown server gracefully when reveiving TERM signal

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This commit is contained in:
John Guo
2021-01-08 00:58:58 +08:00
parent c7ce8cf943
commit e141b8e098
2 changed files with 21 additions and 8 deletions
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13
net/ghttp/ghttp_server_admin_process.go
View File

@ -1,4 +1,4 @@
// Copyright GoFrame Author(https://github.com/gogf/gf). All Rights Reserved.
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
@ -233,8 +233,13 @@ func shutdownWebServers(signal ...string) {
}
}
// gracefulShutdownWebServers gracefully shuts down all servers.
func gracefulShutdownWebServers() {
// shutdownWebServersGracefully gracefully shuts down all servers.
func shutdownWebServersGracefully(signal ...string) {
if len(signal) > 0 {
glog.Printf("%d: server gracefully shutting down by signal: %s", gproc.Pid(), signal[0])
} else {
glog.Printf("%d: server gracefully shutting down by api", gproc.Pid())
}
serverMapping.RLockFunc(func(m map[string]interface{}) {
for _, v := range m {
for _, s := range v.(*Server).servers {
@ -262,7 +267,7 @@ func handleProcessMessage() {
if msg := gproc.Receive(adminGProcCommGroup); msg != nil {
if bytes.EqualFold(msg.Data, []byte("exit")) {
intlog.Printf("%d: process message: exit", gproc.Pid())
gracefulShutdownWebServers()
shutdownWebServersGracefully()
allDoneChan <- struct{}{}
intlog.Printf("%d: process message: exit done", gproc.Pid())
return

16
net/ghttp/ghttp_server_admin_unix.go
View File

@ -1,4 +1,4 @@
// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
// Copyright 2017 gf Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
@ -35,14 +35,22 @@ func handleProcessSignal() {
sig = <-procSignalChan
intlog.Printf(`signal received: %s`, sig.String())
switch sig {
// Stop the servers.
case syscall.SIGINT, syscall.SIGQUIT, syscall.SIGKILL, syscall.SIGTERM, syscall.SIGABRT:
// Shutdown the servers.
case syscall.SIGINT, syscall.SIGQUIT, syscall.SIGKILL, syscall.SIGABRT:
shutdownWebServers(sig.String())
return
// Shutdown the servers gracefully.
// Especially from K8S when running server in POD.
case syscall.SIGTERM:
shutdownWebServersGracefully(sig.String())
return
// Restart the servers.
case syscall.SIGUSR1:
restartWebServers(sig.String())
if err := restartWebServers(sig.String()); err != nil {
intlog.Error(err)
}
return
default: