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Separate RestartControllerManager() as e2ekubesystem

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RestartControllerManager() is kube-controller specific function
and it is better to separate the function as subpackage of e2e
test framework.
In addition, the function made invalid dependency into e2essh.
So this separates the function into e2ekubesystem subpackage.
This commit is contained in:
Kenichi Omichi
2020-03-27 03:43:33 +00:00
parent 2f85ff5067
commit 42bb845f40
8 changed files with 103 additions and 44 deletions
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38
test/e2e/framework/util.go
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@@ -72,7 +72,6 @@ import (
e2emetrics "k8s.io/kubernetes/test/e2e/framework/metrics"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
e2essh "k8s.io/kubernetes/test/e2e/framework/ssh"
)
const (
@@ -143,9 +142,6 @@ const (
// TODO(justinsb): Avoid hardcoding this.
awsMasterIP = "172.20.0.9"
// ssh port
sshPort = "22"
)
var (
@@ -1114,40 +1110,6 @@ func AllNodesReady(c clientset.Interface, timeout time.Duration) error {
return nil
}
// RestartControllerManager restarts the kube-controller-manager.
func RestartControllerManager() error {
// TODO: Make it work for all providers and distros.
if !ProviderIs("gce", "aws") {
return fmt.Errorf("unsupported provider for RestartControllerManager: %s", TestContext.Provider)
}
if ProviderIs("gce") && !MasterOSDistroIs("gci") {
return fmt.Errorf("unsupported master OS distro: %s", TestContext.MasterOSDistro)
}
cmd := "pidof kube-controller-manager | xargs sudo kill"
Logf("Restarting controller-manager via ssh, running: %v", cmd)
result, err := e2essh.SSH(cmd, net.JoinHostPort(GetMasterHost(), sshPort), TestContext.Provider)
if err != nil || result.Code != 0 {
e2essh.LogResult(result)
return fmt.Errorf("couldn't restart controller-manager: %v", err)
}
return nil
}
// WaitForControllerManagerUp waits for the kube-controller-manager to be up.
func WaitForControllerManagerUp() error {
cmd := "curl http://localhost:" + strconv.Itoa(InsecureKubeControllerManagerPort) + "/healthz"
for start := time.Now(); time.Since(start) < time.Minute; time.Sleep(5 * time.Second) {
result, err := e2essh.SSH(cmd, net.JoinHostPort(GetMasterHost(), sshPort), TestContext.Provider)
if err != nil || result.Code != 0 {
e2essh.LogResult(result)
}
if result.Stdout == "ok" {
return nil
}
}
return fmt.Errorf("waiting for controller-manager timed out")
}
// LookForStringInLog looks for the given string in the log of a specific pod container
func LookForStringInLog(ns, podName, container, expectedString string, timeout time.Duration) (result string, err error) {
return lookForString(expectedString, timeout, func() string {