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apiservers: add synchronous shutdown mechanism on SIGTERM+INT

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This commit is contained in:
Dr. Stefan Schimanski
2017-08-10 10:34:25 +02:00
parent 3537f8fa34
commit 11b25366bc
34 changed files with 324 additions and 66 deletions
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9
cmd/kube-apiserver/apiserver.go
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@@ -24,7 +24,9 @@ import (
"os"
"time"
"k8s.io/apimachinery/pkg/util/wait"
"github.com/spf13/pflag"
"k8s.io/apiserver/pkg/server"
"k8s.io/apiserver/pkg/util/flag"
"k8s.io/apiserver/pkg/util/logs"
"k8s.io/kubernetes/cmd/kube-apiserver/app"
@@ -32,8 +34,6 @@ import (
_ "k8s.io/kubernetes/pkg/client/metrics/prometheus" // for client metric registration
_ "k8s.io/kubernetes/pkg/version/prometheus" // for version metric registration
"k8s.io/kubernetes/pkg/version/verflag"
"github.com/spf13/pflag"
)
func main() {
@@ -48,7 +48,8 @@ func main() {
verflag.PrintAndExitIfRequested()
if err := app.Run(s, wait.NeverStop); err != nil {
stopCh := server.SetupSignalHandler()
if err := app.Run(s, stopCh); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}