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Merge pull request #74177 from dims/stop-testing-containerized-kubelet-in-e2e-node

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Stop testing containerized kubelet in e2e-node
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Kubernetes Prow Robot 2019-07-12 10:57:05 -07:00 committed by GitHub
commit bc33fc8dfe
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1 changed files with 6 additions and 43 deletions
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49
test/e2e_node/services/kubelet.go
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@ -62,14 +62,10 @@ func (a *args) Set(value string) error {
// kubeletArgs is the override kubelet args specified by the test runner. // kubeletArgs is the override kubelet args specified by the test runner.
var kubeletArgs args var kubeletArgs args
var kubeletContainerized bool
var hyperkubeImage string
var genKubeletConfigFile bool var genKubeletConfigFile bool
func init() { func init() {
flag.Var(&kubeletArgs, "kubelet-flags", "Kubelet flags passed to kubelet, this will override default kubelet flags in the test. Flags specified in multiple kubelet-flags will be concatenate.") flag.Var(&kubeletArgs, "kubelet-flags", "Kubelet flags passed to kubelet, this will override default kubelet flags in the test. Flags specified in multiple kubelet-flags will be concatenate.")
flag.BoolVar(&kubeletContainerized, "kubelet-containerized", false, "Run kubelet in a docker container")
flag.StringVar(&hyperkubeImage, "hyperkube-image", "", "Docker image with containerized kubelet")
flag.BoolVar(&genKubeletConfigFile, "generate-kubelet-config-file", true, "The test runner will generate a Kubelet config file containing test defaults instead of passing default flags to the Kubelet.") flag.BoolVar(&genKubeletConfigFile, "generate-kubelet-config-file", true, "The test runner will generate a Kubelet config file containing test defaults instead of passing default flags to the Kubelet.")
} }
@ -102,10 +98,6 @@ const (
// startKubelet starts the Kubelet in a separate process or returns an error // startKubelet starts the Kubelet in a separate process or returns an error
// if the Kubelet fails to start. // if the Kubelet fails to start.
func (e *E2EServices) startKubelet() (*server, error) { func (e *E2EServices) startKubelet() (*server, error) {
if kubeletContainerized && hyperkubeImage == "" {
return nil, fmt.Errorf("the --hyperkube-image option must be set")
}
klog.Info("Starting kubelet") klog.Info("Starting kubelet")
// set feature gates so we can check which features are enabled and pass the appropriate flags // set feature gates so we can check which features are enabled and pass the appropriate flags
@ -200,41 +192,12 @@ func (e *E2EServices) startKubelet() (*server, error) {
// Use the timestamp from the current directory to name the systemd unit. // Use the timestamp from the current directory to name the systemd unit.
unitTimestamp := remote.GetTimestampFromWorkspaceDir(cwd) unitTimestamp := remote.GetTimestampFromWorkspaceDir(cwd)
unitName := fmt.Sprintf("kubelet-%s.service", unitTimestamp) unitName := fmt.Sprintf("kubelet-%s.service", unitTimestamp)
if kubeletContainerized { cmdArgs = append(cmdArgs,
cmdArgs = append(cmdArgs, systemdRun, "--unit="+unitName, "--slice=runtime.slice", "--remain-after-exit", systemdRun,
"/usr/bin/docker", "run", "--name=kubelet", "--unit="+unitName,
"--rm", "--privileged", "--net=host", "--pid=host", "--slice=runtime.slice",
"-e HOST=/rootfs", "-e HOST_ETC=/host-etc", "--remain-after-exit",
"-v", "/etc/localtime:/etc/localtime:ro", builder.GetKubeletServerBin())
"-v", "/etc/machine-id:/etc/machine-id:ro",
"-v", filepath.Dir(kubeconfigPath)+":/etc/kubernetes",
"-v", "/:/rootfs:rw,rslave",
"-v", "/run:/run",
"-v", "/sys/fs/cgroup:/sys/fs/cgroup:rw",
"-v", "/sys:/sys:rw",
"-v", "/usr/bin/docker:/usr/bin/docker:ro",
"-v", "/var/lib/cni:/var/lib/cni",
"-v", "/var/lib/docker:/var/lib/docker",
"-v", "/var/lib/kubelet:/var/lib/kubelet:rw,rslave",
"-v", "/var/log:/var/log",
"-v", podPath+":"+podPath+":rw",
)
// if we will generate a kubelet config file, we need to mount that path into the container too
if genKubeletConfigFile {
cmdArgs = append(cmdArgs, "-v", filepath.Dir(kubeletConfigPath)+":"+filepath.Dir(kubeletConfigPath)+":rw")
}
cmdArgs = append(cmdArgs, hyperkubeImage, "/hyperkube", "kubelet", "--containerized")
kubeconfigPath = "/etc/kubernetes/kubeconfig"
} else {
cmdArgs = append(cmdArgs,
systemdRun,
"--unit="+unitName,
"--slice=runtime.slice",
"--remain-after-exit",
builder.GetKubeletServerBin())
}
killCommand = exec.Command("systemctl", "kill", unitName) killCommand = exec.Command("systemctl", "kill", unitName)
restartCommand = exec.Command("systemctl", "restart", unitName) restartCommand = exec.Command("systemctl", "restart", unitName)