DevFW-CICD/ingress-nginx-helm
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Graceful shutdown for Nginx

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This commit is contained in:
Max Laverse 2017-08-28 18:06:58 +02:00
parent 3fd8abe32d
commit 73d8ddd3d1
2 changed files with 79 additions and 14 deletions
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12
controllers/nginx/pkg/cmd/controller/main.go
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@ -23,17 +23,15 @@ import (
"time"
"github.com/golang/glog"
"k8s.io/ingress/core/pkg/ingress/controller"
)
func main() {
// start a new nginx controller
ngx := newNGINXController()
// create a custom Ingress controller using NGINX as backend
ic := controller.NewIngressController(ngx)
go handleSigterm(ic)
go handleSigterm(ngx)
// start the controller
ic.Start()
ngx.Start()
// wait
glog.Infof("shutting down Ingress controller...")
for {
@ -42,14 +40,14 @@ func main() {
}
}
func handleSigterm(ic *controller.GenericController) {
func handleSigterm(ngx *NGINXController) {
signalChan := make(chan os.Signal, 1)
signal.Notify(signalChan, syscall.SIGTERM)
<-signalChan
glog.Infof("Received SIGTERM, shutting down")
exitCode := 0
if err := ic.Stop(); err != nil {
if err := ngx.Stop(); err != nil {
glog.Infof("Error during shutdown %v", err)
exitCode = 1
}