func createAdClients(ns *v1.Namespace, t *testing.T, server *httptest.Server, syncPeriod time.Duration) (*clientset.Clientset, attachdetach.AttachDetachController, cache.SharedIndexInformer, cache.SharedIndexInformer) {
config := restclient.Config{
Host: server.URL,
ContentConfig: restclient.ContentConfig{GroupVersion: ®istered.GroupOrDie(v1.GroupName).GroupVersion},
QPS: 1000000,
Burst: 1000000,
}
resyncPeriod := 12 * time.Hour
testClient := clientset.NewForConfigOrDie(&config)
host := volumetest.NewFakeVolumeHost("/tmp/fake", nil, nil)
plugin := &volumetest.FakeVolumePlugin{
PluginName: provisionerPluginName,
Host: host,
Config: volume.VolumeConfig{},
LastProvisionerOptions: volume.VolumeOptions{},
NewAttacherCallCount: 0,
NewDetacherCallCount: 0,
Mounters: nil,
Unmounters: nil,
Attachers: nil,
Detachers: nil,
}
plugins := []volume.VolumePlugin{plugin}
cloud := &fakecloud.FakeCloud{}
podInformer := informers.NewPodInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "pod-informer")), resyncPeriod)
nodeInformer := informers.NewNodeInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "node-informer")), resyncPeriod)
pvcInformer := informers.NewNodeInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "pvc-informer")), resyncPeriod)
pvInformer := informers.NewNodeInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "pv-informer")), resyncPeriod)
ctrl, err := attachdetach.NewAttachDetachController(testClient, podInformer, nodeInformer, pvcInformer, pvInformer, cloud, plugins)
if err != nil {
t.Fatalf("Error creating AttachDetach : %v", err)
}
return testClient, ctrl, podInformer, nodeInformer
}
func StartControllers(s *options.CMServer, restClientCfg *restclient.Config) error {
ccClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "cluster-controller"))
go clustercontroller.NewclusterController(ccClientset, s.ClusterMonitorPeriod.Duration).Run()
dns, err := dnsprovider.InitDnsProvider(s.DnsProvider, s.DnsConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
scClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, servicecontroller.UserAgentName))
servicecontroller := servicecontroller.New(scClientset, dns, s.FederationName, s.ZoneName)
if err := servicecontroller.Run(s.ConcurrentServiceSyncs, wait.NeverStop); err != nil {
glog.Errorf("Failed to start service controller: %v", err)
}
nsClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "namespace-controller"))
namespaceController := namespacecontroller.NewNamespaceController(nsClientset)
namespaceController.Run(wait.NeverStop)
secretcontrollerClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "secret-controller"))
secretcontroller := secretcontroller.NewSecretController(secretcontrollerClientset)
secretcontroller.Run(wait.NeverStop)
replicaSetClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, replicasetcontroller.UserAgentName))
replicaSetController := replicasetcontroller.NewReplicaSetController(replicaSetClientset)
go replicaSetController.Run(s.ConcurrentReplicaSetSyncs, wait.NeverStop)
select {}
}
func rmSetup(t *testing.T, enableGarbageCollector bool) (*httptest.Server, *replication.ReplicationManager, cache.SharedIndexInformer, clientset.Interface) {
masterConfig := framework.NewIntegrationTestMasterConfig()
_, s := framework.RunAMaster(masterConfig)
config := restclient.Config{Host: s.URL}
clientSet, err := clientset.NewForConfig(&config)
if err != nil {
t.Fatalf("Error in create clientset: %v", err)
}
resyncPeriod := 12 * time.Hour
resyncPeriodFunc := func() time.Duration {
return resyncPeriod
}
podInformer := informers.NewPodInformer(internalclientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "pod-informer")), resyncPeriod)
rm := replication.NewReplicationManager(
podInformer,
internalclientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "replication-controller")),
resyncPeriodFunc,
replication.BurstReplicas,
4096,
enableGarbageCollector,
)
if err != nil {
t.Fatalf("Failed to create replication manager")
}
return s, rm, podInformer, clientSet
}
func rmSetup(t *testing.T, enableGarbageCollector bool) (*httptest.Server, *replicaset.ReplicaSetController, cache.SharedIndexInformer, cache.SharedIndexInformer, clientset.Interface) {
masterConfig := framework.NewIntegrationTestMasterConfig()
_, s := framework.RunAMaster(masterConfig)
config := restclient.Config{Host: s.URL}
clientSet, err := clientset.NewForConfig(&config)
if err != nil {
t.Fatalf("Error in create clientset: %v", err)
}
resyncPeriod := 12 * time.Hour
informers := informers.NewSharedInformerFactory(clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "rs-informers")), nil, resyncPeriod)
rm := replicaset.NewReplicaSetController(
informers.ReplicaSets(),
informers.Pods(),
clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "replicaset-controller")),
replicaset.BurstReplicas,
4096,
enableGarbageCollector,
)
if err != nil {
t.Fatalf("Failed to create replicaset controller")
}
return s, rm, informers.ReplicaSets().Informer(), informers.Pods().Informer(), clientSet
}
func StartControllers(s *options.CMServer, restClientCfg *restclient.Config) error {
federationClientSet := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "cluster-controller"))
go clustercontroller.NewclusterController(federationClientSet, s.ClusterMonitorPeriod.Duration).Run()
dns, err := dnsprovider.InitDnsProvider(s.DnsProvider, s.DnsConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
scclientset := internalclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, servicecontroller.UserAgentName))
servicecontroller := servicecontroller.New(scclientset, dns)
if err := servicecontroller.Run(s.ConcurrentServiceSyncs, wait.NeverStop); err != nil {
glog.Errorf("Failed to start service controller: %v", err)
}
select {}
}
func StartControllers(s *options.CMServer, restClientCfg *restclient.Config) error {
glog.Infof("Loading client config for cluster controller %q", "cluster-controller")
ccClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "cluster-controller"))
glog.Infof("Running cluster controller")
go clustercontroller.NewclusterController(ccClientset, s.ClusterMonitorPeriod.Duration).Run()
dns, err := dnsprovider.InitDnsProvider(s.DnsProvider, s.DnsConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
glog.Infof("Loading client config for namespace controller %q", "namespace-controller")
nsClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "namespace-controller"))
namespaceController := namespacecontroller.NewNamespaceController(nsClientset)
glog.Infof("Running namespace controller")
namespaceController.Run(wait.NeverStop)
secretcontrollerClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "secret-controller"))
secretcontroller := secretcontroller.NewSecretController(secretcontrollerClientset)
secretcontroller.Run(wait.NeverStop)
configmapcontrollerClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "configmap-controller"))
configmapcontroller := configmapcontroller.NewConfigMapController(configmapcontrollerClientset)
configmapcontroller.Run(wait.NeverStop)
daemonsetcontrollerClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "daemonset-controller"))
daemonsetcontroller := daemonset.NewDaemonSetController(daemonsetcontrollerClientset)
daemonsetcontroller.Run(wait.NeverStop)
replicaSetClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, replicasetcontroller.UserAgentName))
replicaSetController := replicasetcontroller.NewReplicaSetController(replicaSetClientset)
go replicaSetController.Run(s.ConcurrentReplicaSetSyncs, wait.NeverStop)
deploymentClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, deploymentcontroller.UserAgentName))
deploymentController := deploymentcontroller.NewDeploymentController(deploymentClientset)
// TODO: rename s.ConcurentReplicaSetSyncs
go deploymentController.Run(s.ConcurrentReplicaSetSyncs, wait.NeverStop)
glog.Infof("Loading client config for ingress controller %q", "ingress-controller")
ingClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "ingress-controller"))
ingressController := ingresscontroller.NewIngressController(ingClientset)
glog.Infof("Running ingress controller")
ingressController.Run(wait.NeverStop)
glog.Infof("Loading client config for service controller %q", servicecontroller.UserAgentName)
scClientset := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, servicecontroller.UserAgentName))
servicecontroller := servicecontroller.New(scClientset, dns, s.FederationName, s.ServiceDnsSuffix, s.ZoneName, s.ZoneID)
glog.Infof("Running service controller")
if err := servicecontroller.Run(s.ConcurrentServiceSyncs, wait.NeverStop); err != nil {
glog.Errorf("Failed to start service controller: %v", err)
}
select {}
}
func NewClusterClientSet(c *federation_v1alpha1.Cluster) (*ClusterClient, error) {
var serverAddress string
hostIP, err := utilnet.ChooseHostInterface()
if err != nil {
return nil, err
}
for _, item := range c.Spec.ServerAddressByClientCIDRs {
_, cidrnet, err := net.ParseCIDR(item.ClientCIDR)
if err != nil {
return nil, err
}
myaddr := net.ParseIP(hostIP.String())
if cidrnet.Contains(myaddr) == true {
serverAddress = item.ServerAddress
break
}
}
var clusterClientSet = ClusterClient{}
if serverAddress != "" {
clusterConfig, err := clientcmd.BuildConfigFromFlags(serverAddress, "")
if err != nil {
return nil, err
}
clusterConfig.QPS = KubeAPIQPS
clusterConfig.Burst = KubeAPIBurst
clusterClientSet.discoveryClient = discovery.NewDiscoveryClientForConfigOrDie((restclient.AddUserAgent(clusterConfig, UserAgentName)))
if clusterClientSet.discoveryClient == nil {
return nil, nil
}
}
return &clusterClientSet, err
}
func (b SimpleControllerClientBuilder) Client(name string) (clientset.Interface, error) {
clientConfig, err := b.Config(name)
if err != nil {
return nil, err
}
return clientset.NewForConfig(restclient.AddUserAgent(clientConfig, name))
}
func providerConfig(d *schema.ResourceData) (interface{}, error) {
var f configFunc = func(d *schema.ResourceData) (*config, error) {
server := d.Get("server").(string)
configGetter := kubeConfigGetter(d)
clientConfig, err := clientcmd.BuildConfigFromKubeconfigGetter(server, configGetter)
if err != nil {
return nil, fmt.Errorf("couldn't parse the supplied config: %v", err)
}
clientset, err := release_1_4.NewForConfig(restclient.AddUserAgent(clientConfig, userAgent))
if err != nil {
return nil, fmt.Errorf("failed to initialize the cluster client: %v", err)
}
kubeConfig, err := configGetter()
if err != nil {
return nil, fmt.Errorf("couldn't parse the supplied config: %v", err)
}
return &config{
pollInterval: pollInterval,
pollTimeout: pollTimeout,
configPollInterval: configPollInterval,
ConfigPollTimeout: configPollTimeout,
resourceShutdownInterval: resourceShutdownInterval,
kubeConfig: kubeConfig,
clientset: clientset,
}, nil
}
return f, nil
}
// RunGarbageCollectorController starts generic garbage collection for the cluster.
func (c *MasterConfig) RunGarbageCollectorController(client *osclient.Client, config *restclient.Config) {
if !c.ControllerManager.EnableGarbageCollector {
return
}
groupVersionResources, err := client.Discovery().ServerPreferredResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
config = restclient.AddUserAgent(config, "generic-garbage-collector")
config.ContentConfig.NegotiatedSerializer = serializer.DirectCodecFactory{CodecFactory: metaonly.NewMetadataCodecFactory()}
// TODO: needs to take GVR
metaOnlyClientPool := dynamic.NewClientPool(config, dynamic.LegacyAPIPathResolverFunc)
config.ContentConfig.NegotiatedSerializer = nil
// TODO: needs to take GVR
clientPool := dynamic.NewClientPool(config, dynamic.LegacyAPIPathResolverFunc)
garbageCollector, err := garbagecollector.NewGarbageCollector(metaOnlyClientPool, clientPool, groupVersionResources)
if err != nil {
glog.Fatalf("Failed to start the garbage collector: %v", err)
}
workers := int(c.ControllerManager.ConcurrentGCSyncs)
go garbageCollector.Run(workers, utilwait.NeverStop)
}
func TestUpdateClusterStatusOK(t *testing.T) {
clusterName := "foobarCluster"
// create dummy httpserver
testClusterServer := httptest.NewServer(createHttptestFakeHandlerForCluster(true))
defer testClusterServer.Close()
federationCluster := newCluster(clusterName, testClusterServer.URL)
federationClusterList := newClusterList(federationCluster)
testFederationServer := httptest.NewServer(createHttptestFakeHandlerForFederation(federationClusterList, true))
defer testFederationServer.Close()
restClientCfg, err := clientcmd.BuildConfigFromFlags(testFederationServer.URL, "")
if err != nil {
t.Errorf("Failed to build client config")
}
federationClientSet := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "cluster-controller"))
manager := NewclusterController(federationClientSet, 5)
err = manager.UpdateClusterStatus()
if err != nil {
t.Errorf("Failed to Update Cluster Status: %v", err)
}
clusterStatus, found := manager.clusterClusterStatusMap[clusterName]
if !found {
t.Errorf("Failed to Update Cluster Status")
} else {
if (clusterStatus.Conditions[1].Status != v1.ConditionFalse) || (clusterStatus.Conditions[1].Type != federation_v1alpha1.ClusterOffline) {
t.Errorf("Failed to Update Cluster Status")
}
}
}
func newClusterClientset(c *v1beta1.Cluster) (*kubeclientset.Clientset, error) {
clusterConfig, err := util.BuildClusterConfig(c)
if clusterConfig != nil {
clientset := kubeclientset.NewForConfigOrDie(restclient.AddUserAgent(clusterConfig, UserAgentName))
return clientset, nil
}
return nil, err
}
func newClusterClientset(c *v1alpha1.Cluster) (*release_1_3.Clientset, error) {
clusterConfig, err := util.BuildClusterConfig(c)
if clusterConfig != nil {
clientset := release_1_3.NewForConfigOrDie(restclient.AddUserAgent(clusterConfig, UserAgentName))
return clientset, nil
}
return nil, err
}
// Returns Clientset for the given cluster.
func GetClientsetForCluster(cluster *federation_v1beta1.Cluster) (*fedclientset.Clientset, error) {
clusterConfig, err := BuildClusterConfig(cluster)
if err != nil && clusterConfig != nil {
clientset := fedclientset.NewForConfigOrDie(restclient.AddUserAgent(clusterConfig, userAgentName))
return clientset, nil
}
return nil, err
}
func rmSetup(t *testing.T) (*httptest.Server, *disruption.DisruptionController, cache.SharedIndexInformer, clientset.Interface) {
masterConfig := framework.NewIntegrationTestMasterConfig()
_, s := framework.RunAMaster(masterConfig)
config := restclient.Config{Host: s.URL}
clientSet, err := clientset.NewForConfig(&config)
if err != nil {
t.Fatalf("Error in create clientset: %v", err)
}
resyncPeriod := 12 * time.Hour
informers := informers.NewSharedInformerFactory(clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "pdb-informers")), nil, resyncPeriod)
rm := disruption.NewDisruptionController(
informers.Pods().Informer(),
clientset.NewForConfigOrDie(restclient.AddUserAgent(&config, "disruption-controller")),
)
return s, rm, informers.Pods().Informer(), clientSet
}
func NewClusterClientSet(c *federation_v1beta1.Cluster) (*ClusterClient, error) {
clusterConfig, err := util.BuildClusterConfig(c)
if err != nil {
return nil, err
}
var clusterClientSet = ClusterClient{}
if clusterConfig != nil {
clusterClientSet.discoveryClient = discovery.NewDiscoveryClientForConfigOrDie((restclient.AddUserAgent(clusterConfig, UserAgentName)))
if clusterClientSet.discoveryClient == nil {
return nil, nil
}
clusterClientSet.kubeClient = clientset.NewForConfigOrDie((restclient.AddUserAgent(clusterConfig, UserAgentName)))
if clusterClientSet.kubeClient == nil {
return nil, nil
}
}
return &clusterClientSet, nil
}
func newClusterClientset(c *federation.Cluster) (*clientset.Clientset, error) {
clusterConfig, err := clientcmd.BuildConfigFromFlags(c.Spec.ServerAddressByClientCIDRs[0].ServerAddress, "")
if err != nil {
return nil, err
}
clusterConfig.QPS = KubeAPIQPS
clusterConfig.Burst = KubeAPIBurst
clientset := clientset.NewForConfigOrDie(restclient.AddUserAgent(clusterConfig, UserAgentName))
return clientset, nil
}
func startNamespaceController() {
// Use the default QPS
config := restclient.AddUserAgent(&restclient.Config{Host: framework.TestContext.Host}, "node-e2e-namespace-controller")
client, err := clientset.NewForConfig(config)
Expect(err).NotTo(HaveOccurred())
clientPool := dynamic.NewClientPool(config, dynamic.LegacyAPIPathResolverFunc)
resources, err := client.Discovery().ServerPreferredNamespacedResources()
Expect(err).NotTo(HaveOccurred())
nc := namespacecontroller.NewNamespaceController(client, clientPool, resources, ncResyncPeriod, api.FinalizerKubernetes)
go nc.Run(ncConcurrency, wait.NeverStop)
}
// Start starts the namespace controller.
func (n *NamespaceController) Start() error {
// Use the default QPS
config := restclient.AddUserAgent(&restclient.Config{Host: framework.TestContext.Host}, ncName)
client, err := clientset.NewForConfig(config)
if err != nil {
return err
}
clientPool := dynamic.NewClientPool(config, registered.RESTMapper(), dynamic.LegacyAPIPathResolverFunc)
discoverResourcesFn := client.Discovery().ServerPreferredNamespacedResources
nc := namespacecontroller.NewNamespaceController(client, clientPool, discoverResourcesFn, ncResyncPeriod, v1.FinalizerKubernetes)
go nc.Run(ncConcurrency, n.stopCh)
return nil
}
func createClient(s *options.SchedulerServer) (*clientset.Clientset, error) {
kubeconfig, err := clientcmd.BuildConfigFromFlags(s.Master, s.Kubeconfig)
if err != nil {
return nil, fmt.Errorf("unable to build config from flags: %v", err)
}
kubeconfig.ContentType = s.ContentType
// Override kubeconfig qps/burst settings from flags
kubeconfig.QPS = s.KubeAPIQPS
kubeconfig.Burst = int(s.KubeAPIBurst)
cli, err := clientset.NewForConfig(restclient.AddUserAgent(kubeconfig, "leader-election"))
if err != nil {
return nil, fmt.Errorf("invalid API configuration: %v", err)
}
return cli, nil
}
func createClientsetForCluster(c federationapi.Cluster, i int, userAgentName string) *kubeclientset.Clientset {
kubecfg, err := clientcmd.LoadFromFile(framework.TestContext.KubeConfig)
framework.ExpectNoError(err, "error loading KubeConfig: %v", err)
cfgOverride := &clientcmd.ConfigOverrides{
ClusterInfo: clientcmdapi.Cluster{
Server: c.Spec.ServerAddressByClientCIDRs[0].ServerAddress,
},
}
ccfg := clientcmd.NewNonInteractiveClientConfig(*kubecfg, c.Name, cfgOverride, clientcmd.NewDefaultClientConfigLoadingRules())
cfg, err := ccfg.ClientConfig()
framework.ExpectNoError(err, "Error creating client config in cluster #%d (%q)", i, c.Name)
cfg.QPS = KubeAPIQPS
cfg.Burst = KubeAPIBurst
return kubeclientset.NewForConfigOrDie(restclient.AddUserAgent(cfg, userAgentName))
}
func TestUpdateClusterStatusOK(t *testing.T) {
clusterName := "foobarCluster"
// create dummy httpserver
testClusterServer := httptest.NewServer(createHttptestFakeHandlerForCluster(true))
defer testClusterServer.Close()
federationCluster := newCluster(clusterName, testClusterServer.URL)
federationClusterList := newClusterList(federationCluster)
testFederationServer := httptest.NewServer(createHttptestFakeHandlerForFederation(federationClusterList, true))
defer testFederationServer.Close()
restClientCfg, err := clientcmd.BuildConfigFromFlags(testFederationServer.URL, "")
if err != nil {
t.Errorf("Failed to build client config")
}
federationClientSet := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "cluster-controller"))
// Override KubeconfigGetterForCluster to avoid having to setup service accounts and mount files with secret tokens.
originalGetter := controllerutil.KubeconfigGetterForCluster
controllerutil.KubeconfigGetterForCluster = func(c *federationv1beta1.Cluster) clientcmd.KubeconfigGetter {
return func() (*clientcmdapi.Config, error) {
return &clientcmdapi.Config{}, nil
}
}
manager := NewclusterController(federationClientSet, 5)
err = manager.UpdateClusterStatus()
if err != nil {
t.Errorf("Failed to Update Cluster Status: %v", err)
}
clusterStatus, found := manager.clusterClusterStatusMap[clusterName]
if !found {
t.Errorf("Failed to Update Cluster Status")
} else {
if (clusterStatus.Conditions[1].Status != v1.ConditionFalse) || (clusterStatus.Conditions[1].Type != federationv1beta1.ClusterOffline) {
t.Errorf("Failed to Update Cluster Status")
}
}
// Reset KubeconfigGetterForCluster
controllerutil.KubeconfigGetterForCluster = originalGetter
}
func main() {
var apisrvAddr string
var concurrentRCSyncs int
var pprofPort int
// var dumpdir string
flag.StringVar(&apisrvAddr, "addr", "localhost:8080", "APIServer addr")
// flag.StringVar(&dumpdir, "dumpdir", "dump", "dump dir")
flag.IntVar(&concurrentRCSyncs, "p", 5, "Concurrent RC goroutines")
flag.IntVar(&pprofPort, "pprof-port", 6060, "local http handler")
flag.Parse()
go func() {
log.Println(http.ListenAndServe(fmt.Sprintf(":%d", pprofPort), nil))
}()
kubeconfig := &restclient.Config{
Host: fmt.Sprintf("http://%s", apisrvAddr),
QPS: 1000,
Burst: 1000,
}
rcm := replicationcontroller.NewReplicationManagerFromClient(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replication-controller")),
controller.NoResyncPeriodFunc,
replicationcontroller.BurstReplicas,
lookupCacheSizeForRC,
)
go rcm.Run(concurrentRCSyncs, wait.NeverStop)
notifier := make(chan os.Signal, 1)
signal.Notify(notifier, os.Interrupt, os.Kill)
fmt.Println("waiting for signal")
sig := <-notifier
fmt.Printf("sig: %v\n", sig)
runtime.GC()
var st runtime.MemStats
runtime.ReadMemStats(&st)
fmt.Printf("alloc: %d, sys: %d, idle: %d, inuse: %d\n", st.HeapAlloc, st.HeapSys, st.HeapIdle, st.HeapInuse)
}
func (s *CMServer) Run(_ []string) error {
if s.Kubeconfig == "" && s.Master == "" {
glog.Warningf("Neither --kubeconfig nor --master was specified. Using default API client. This might not work.")
}
// This creates a client, first loading any specified kubeconfig
// file, and then overriding the Master flag, if non-empty.
kubeconfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
&clientcmd.ClientConfigLoadingRules{ExplicitPath: s.Kubeconfig},
&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: s.Master}}).ClientConfig()
if err != nil {
return err
}
kubeconfig.QPS = 20.0
kubeconfig.Burst = 30
kubeClient, err := client.New(kubeconfig)
if err != nil {
glog.Fatalf("Invalid API configuration: %v", err)
}
go func() {
mux := http.NewServeMux()
healthz.InstallHandler(mux)
if s.EnableProfiling {
profile.InstallHandler(mux)
}
mux.Handle("/metrics", prometheus.Handler())
server := &http.Server{
Addr: net.JoinHostPort(s.Address, strconv.Itoa(int(s.Port))),
Handler: mux,
}
glog.Fatal(server.ListenAndServe())
}()
endpoints := s.createEndpointController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "endpoint-controller")))
go endpoints.Run(int(s.ConcurrentEndpointSyncs), wait.NeverStop)
go replicationcontroller.NewReplicationManagerFromClient(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replication-controller")), s.resyncPeriod, replicationcontroller.BurstReplicas, int(s.LookupCacheSizeForRC)).
Run(int(s.ConcurrentRCSyncs), wait.NeverStop)
if s.TerminatedPodGCThreshold > 0 {
go podgc.New(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pod-garbage-collector")), s.resyncPeriod, int(s.TerminatedPodGCThreshold)).
Run(wait.NeverStop)
}
//TODO(jdef) should eventually support more cloud providers here
if s.CloudProvider != mesos.ProviderName {
glog.Fatalf("Only provider %v is supported, you specified %v", mesos.ProviderName, s.CloudProvider)
}
cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
_, clusterCIDR, _ := net.ParseCIDR(s.ClusterCIDR)
_, serviceCIDR, _ := net.ParseCIDR(s.ServiceCIDR)
nodeController, err := nodecontroller.NewNodeControllerFromClient(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-controller")),
s.PodEvictionTimeout.Duration, s.NodeEvictionRate, s.SecondaryNodeEvictionRate, s.LargeClusterSizeThreshold, s.UnhealthyZoneThreshold,
s.NodeMonitorGracePeriod.Duration, s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, serviceCIDR, int(s.NodeCIDRMaskSize), s.AllocateNodeCIDRs)
if err != nil {
glog.Fatalf("Failed to initialize nodecontroller: %v", err)
}
nodeController.Run()
nodeStatusUpdaterController := node.NewStatusUpdater(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-status-controller")), s.NodeMonitorPeriod.Duration, time.Now)
if err := nodeStatusUpdaterController.Run(wait.NeverStop); err != nil {
glog.Fatalf("Failed to start node status update controller: %v", err)
}
serviceController, err := servicecontroller.New(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-controller")), s.ClusterName)
if err != nil {
glog.Errorf("Failed to start service controller: %v", err)
} else {
serviceController.Run(int(s.ConcurrentServiceSyncs))
}
if s.AllocateNodeCIDRs && s.ConfigureCloudRoutes {
if cloud == nil {
glog.Warning("configure-cloud-routes is set, but no cloud provider specified. Will not configure cloud provider routes.")
} else if routes, ok := cloud.Routes(); !ok {
glog.Warning("configure-cloud-routes is set, but cloud provider does not support routes. Will not configure cloud provider routes.")
} else {
routeController := routecontroller.New(routes, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "route-controller")), s.ClusterName, clusterCIDR)
routeController.Run(s.NodeSyncPeriod.Duration)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
} else {
glog.Infof("Will not configure cloud provider routes for allocate-node-cidrs: %v, configure-cloud-routes: %v.", s.AllocateNodeCIDRs, s.ConfigureCloudRoutes)
}
resourceQuotaControllerClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "resource-quota-controller"))
resourceQuotaRegistry := quotainstall.NewRegistry(resourceQuotaControllerClient)
groupKindsToReplenish := []unversioned.GroupKind{
api.Kind("Pod"),
api.Kind("Service"),
api.Kind("ReplicationController"),
api.Kind("PersistentVolumeClaim"),
api.Kind("Secret"),
}
resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
KubeClient: resourceQuotaControllerClient,
ResyncPeriod: controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration),
Registry: resourceQuotaRegistry,
GroupKindsToReplenish: groupKindsToReplenish,
ReplenishmentResyncPeriod: s.resyncPeriod,
ControllerFactory: resourcequotacontroller.NewReplenishmentControllerFactoryFromClient(resourceQuotaControllerClient),
}
go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(int(s.ConcurrentResourceQuotaSyncs), wait.NeverStop)
// If apiserver is not running we should wait for some time and fail only then. This is particularly
// important when we start apiserver and controller manager at the same time.
var versionStrings []string
err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
if versionStrings, err = restclient.ServerAPIVersions(kubeconfig); err == nil {
return true, nil
}
glog.Errorf("Failed to get api versions from server: %v", err)
return false, nil
})
if err != nil {
glog.Fatalf("Failed to get api versions from server: %v", err)
}
versions := &unversioned.APIVersions{Versions: versionStrings}
resourceMap, err := kubeClient.Discovery().ServerResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
// Find the list of namespaced resources via discovery that the namespace controller must manage
namespaceKubeClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "namespace-controller"))
namespaceClientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "namespace-controller"), dynamic.LegacyAPIPathResolverFunc)
groupVersionResources, err := namespaceKubeClient.Discovery().ServerPreferredNamespacedResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
namespaceController := namespacecontroller.NewNamespaceController(namespaceKubeClient, namespaceClientPool, groupVersionResources, s.NamespaceSyncPeriod.Duration, api.FinalizerKubernetes)
go namespaceController.Run(int(s.ConcurrentNamespaceSyncs), wait.NeverStop)
groupVersion := "extensions/v1beta1"
resources, found := resourceMap[groupVersion]
// TODO(k8s): this needs to be dynamic so users don't have to restart their controller manager if they change the apiserver
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "horizontalpodautoscalers") {
glog.Infof("Starting horizontal pod controller.")
hpaClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "horizontal-pod-autoscaler"))
metricsClient := metrics.NewHeapsterMetricsClient(
hpaClient,
metrics.DefaultHeapsterNamespace,
metrics.DefaultHeapsterScheme,
metrics.DefaultHeapsterService,
metrics.DefaultHeapsterPort,
)
go podautoscaler.NewHorizontalController(hpaClient.Core(), hpaClient.Extensions(), hpaClient, metricsClient, s.HorizontalPodAutoscalerSyncPeriod.Duration).
Run(wait.NeverStop)
}
if containsResource(resources, "daemonsets") {
glog.Infof("Starting daemon set controller")
go daemon.NewDaemonSetsControllerFromClient(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "daemon-set-controller")), s.resyncPeriod, int(s.LookupCacheSizeForDaemonSet)).
Run(int(s.ConcurrentDaemonSetSyncs), wait.NeverStop)
}
if containsResource(resources, "jobs") {
glog.Infof("Starting job controller")
go job.NewJobControllerFromClient(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "job-controller")), s.resyncPeriod).
Run(int(s.ConcurrentJobSyncs), wait.NeverStop)
}
if containsResource(resources, "deployments") {
glog.Infof("Starting deployment controller")
go deployment.NewDeploymentController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "deployment-controller")), s.resyncPeriod).
Run(int(s.ConcurrentDeploymentSyncs), wait.NeverStop)
}
if containsResource(resources, "replicasets") {
glog.Infof("Starting ReplicaSet controller")
go replicaset.NewReplicaSetControllerFromClient(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replicaset-controller")), s.resyncPeriod, replicaset.BurstReplicas, int(s.LookupCacheSizeForRS)).
Run(int(s.ConcurrentRSSyncs), wait.NeverStop)
}
}
alphaProvisioner, err := kubecontrollermanager.NewAlphaVolumeProvisioner(cloud, s.VolumeConfiguration)
if err != nil {
glog.Fatalf("An backward-compatible provisioner could not be created: %v, but one was expected. Provisioning will not work. This functionality is considered an early Alpha version.", err)
}
volumeController := persistentvolumecontroller.NewPersistentVolumeController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "persistent-volume-binder")),
s.PVClaimBinderSyncPeriod.Duration,
alphaProvisioner,
kubecontrollermanager.ProbeControllerVolumePlugins(cloud, s.VolumeConfiguration),
cloud,
s.ClusterName,
nil, // volumeSource
nil, // claimSource
nil, // classSource
nil, // eventRecorder
s.VolumeConfiguration.EnableDynamicProvisioning,
)
volumeController.Run(wait.NeverStop)
var rootCA []byte
if s.RootCAFile != "" {
rootCA, err = ioutil.ReadFile(s.RootCAFile)
if err != nil {
return fmt.Errorf("error reading root-ca-file at %s: %v", s.RootCAFile, err)
}
if _, err := crypto.CertsFromPEM(rootCA); err != nil {
return fmt.Errorf("error parsing root-ca-file at %s: %v", s.RootCAFile, err)
}
} else {
rootCA = kubeconfig.CAData
}
if len(s.ServiceAccountKeyFile) > 0 {
privateKey, err := serviceaccount.ReadPrivateKey(s.ServiceAccountKeyFile)
if err != nil {
glog.Errorf("Error reading key for service account token controller: %v", err)
} else {
go serviceaccountcontroller.NewTokensController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "tokens-controller")),
serviceaccountcontroller.TokensControllerOptions{
TokenGenerator: serviceaccount.JWTTokenGenerator(privateKey),
RootCA: rootCA,
},
).Run(int(s.ConcurrentSATokenSyncs), wait.NeverStop)
}
}
serviceaccountcontroller.NewServiceAccountsController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-account-controller")),
serviceaccountcontroller.DefaultServiceAccountsControllerOptions(),
).Run()
select {}
}
Expect(framework.TestContext.KubeConfig).ToNot(Equal(""), "KubeConfig must be specified to load clusters' client config")
kubecfg, err := clientcmd.LoadFromFile(framework.TestContext.KubeConfig)
framework.ExpectNoError(err, "error loading KubeConfig: %v", err)
cfgOverride := &clientcmd.ConfigOverrides{
ClusterInfo: clientcmdapi.Cluster{
Server: c.Spec.ServerAddressByClientCIDRs[0].ServerAddress,
},
}
ccfg := clientcmd.NewNonInteractiveClientConfig(*kubecfg, c.Name, cfgOverride, clientcmd.NewDefaultClientConfigLoadingRules())
cfg, err := ccfg.ClientConfig()
framework.ExpectNoError(err, "Error creating client config in cluster #%d (%q)", i, c.Name)
cfg.QPS = KubeAPIQPS
cfg.Burst = KubeAPIBurst
clset := release_1_3.NewForConfigOrDie(restclient.AddUserAgent(cfg, UserAgentName))
clusters[c.Name] = &cluster{c.Name, clset, false, nil}
}
for name, c := range clusters {
// The e2e Framework created the required namespace in one of the clusters, but we need to create it in all the others, if it doesn't yet exist.
if _, err := c.Clientset.Core().Namespaces().Get(f.Namespace.Name); errors.IsNotFound(err) {
ns := &v1.Namespace{
ObjectMeta: v1.ObjectMeta{
Name: f.Namespace.Name,
},
}
_, err := c.Clientset.Core().Namespaces().Create(ns)
if err == nil {
c.namespaceCreated = true
}
func StartControllers(s *options.CMServer, kubeconfig *restclient.Config, rootClientBuilder, clientBuilder controller.ControllerClientBuilder, stop <-chan struct{}, recorder record.EventRecorder) error {
client := func(serviceAccountName string) clientset.Interface {
return rootClientBuilder.ClientOrDie(serviceAccountName)
}
discoveryClient := client("controller-discovery").Discovery()
sharedInformers := informers.NewSharedInformerFactory(client("shared-informers"), ResyncPeriod(s)())
// always start the SA token controller first using a full-power client, since it needs to mint tokens for the rest
if len(s.ServiceAccountKeyFile) > 0 {
privateKey, err := serviceaccount.ReadPrivateKey(s.ServiceAccountKeyFile)
if err != nil {
return fmt.Errorf("Error reading key for service account token controller: %v", err)
} else {
var rootCA []byte
if s.RootCAFile != "" {
rootCA, err = ioutil.ReadFile(s.RootCAFile)
if err != nil {
return fmt.Errorf("error reading root-ca-file at %s: %v", s.RootCAFile, err)
}
if _, err := certutil.ParseCertsPEM(rootCA); err != nil {
return fmt.Errorf("error parsing root-ca-file at %s: %v", s.RootCAFile, err)
}
} else {
rootCA = kubeconfig.CAData
}
go serviceaccountcontroller.NewTokensController(
rootClientBuilder.ClientOrDie("tokens-controller"),
serviceaccountcontroller.TokensControllerOptions{
TokenGenerator: serviceaccount.JWTTokenGenerator(privateKey),
RootCA: rootCA,
},
).Run(int(s.ConcurrentSATokenSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
go endpointcontroller.NewEndpointController(sharedInformers.Pods().Informer(), client("endpoint-controller")).
Run(int(s.ConcurrentEndpointSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
go replicationcontroller.NewReplicationManager(
sharedInformers.Pods().Informer(),
clientBuilder.ClientOrDie("replication-controller"),
ResyncPeriod(s),
replicationcontroller.BurstReplicas,
int(s.LookupCacheSizeForRC),
s.EnableGarbageCollector,
).Run(int(s.ConcurrentRCSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
if s.TerminatedPodGCThreshold > 0 {
go podgc.NewPodGC(client("pod-garbage-collector"), sharedInformers.Pods().Informer(),
int(s.TerminatedPodGCThreshold)).Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
_, clusterCIDR, err := net.ParseCIDR(s.ClusterCIDR)
if err != nil {
glog.Warningf("Unsuccessful parsing of cluster CIDR %v: %v", s.ClusterCIDR, err)
}
_, serviceCIDR, err := net.ParseCIDR(s.ServiceCIDR)
if err != nil {
glog.Warningf("Unsuccessful parsing of service CIDR %v: %v", s.ServiceCIDR, err)
}
nodeController, err := nodecontroller.NewNodeController(
sharedInformers.Pods(), sharedInformers.Nodes(), sharedInformers.DaemonSets(),
cloud, client("node-controller"),
s.PodEvictionTimeout.Duration, s.NodeEvictionRate, s.SecondaryNodeEvictionRate, s.LargeClusterSizeThreshold, s.UnhealthyZoneThreshold, s.NodeMonitorGracePeriod.Duration,
s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, serviceCIDR,
int(s.NodeCIDRMaskSize), s.AllocateNodeCIDRs)
if err != nil {
glog.Fatalf("Failed to initialize nodecontroller: %v", err)
}
nodeController.Run()
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
serviceController, err := servicecontroller.New(cloud, client("service-controller"), s.ClusterName)
if err != nil {
glog.Errorf("Failed to start service controller: %v", err)
} else {
serviceController.Run(int(s.ConcurrentServiceSyncs))
}
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
if s.AllocateNodeCIDRs && s.ConfigureCloudRoutes {
if cloud == nil {
glog.Warning("configure-cloud-routes is set, but no cloud provider specified. Will not configure cloud provider routes.")
} else if routes, ok := cloud.Routes(); !ok {
glog.Warning("configure-cloud-routes is set, but cloud provider does not support routes. Will not configure cloud provider routes.")
} else {
routeController := routecontroller.New(routes, client("route-controller"), s.ClusterName, clusterCIDR)
routeController.Run(s.RouteReconciliationPeriod.Duration)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
} else {
glog.Infof("Will not configure cloud provider routes for allocate-node-cidrs: %v, configure-cloud-routes: %v.", s.AllocateNodeCIDRs, s.ConfigureCloudRoutes)
}
resourceQuotaControllerClient := client("resourcequota-controller")
resourceQuotaRegistry := quotainstall.NewRegistry(resourceQuotaControllerClient)
groupKindsToReplenish := []unversioned.GroupKind{
api.Kind("Pod"),
api.Kind("Service"),
api.Kind("ReplicationController"),
api.Kind("PersistentVolumeClaim"),
api.Kind("Secret"),
api.Kind("ConfigMap"),
}
resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
KubeClient: resourceQuotaControllerClient,
ResyncPeriod: controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration),
Registry: resourceQuotaRegistry,
ControllerFactory: resourcequotacontroller.NewReplenishmentControllerFactory(sharedInformers.Pods().Informer(), resourceQuotaControllerClient),
ReplenishmentResyncPeriod: ResyncPeriod(s),
GroupKindsToReplenish: groupKindsToReplenish,
}
go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(int(s.ConcurrentResourceQuotaSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
// If apiserver is not running we should wait for some time and fail only then. This is particularly
// important when we start apiserver and controller manager at the same time.
var versionStrings []string
err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
if versionStrings, err = restclient.ServerAPIVersions(kubeconfig); err == nil {
return true, nil
}
glog.Errorf("Failed to get api versions from server: %v", err)
return false, nil
})
if err != nil {
glog.Fatalf("Failed to get api versions from server: %v", err)
}
versions := &unversioned.APIVersions{Versions: versionStrings}
resourceMap, err := discoveryClient.ServerResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
// TODO: should use a dynamic RESTMapper built from the discovery results.
restMapper := registered.RESTMapper()
// Find the list of namespaced resources via discovery that the namespace controller must manage
namespaceKubeClient := client("namespace-controller")
namespaceClientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "namespace-controller"), restMapper, dynamic.LegacyAPIPathResolverFunc)
groupVersionResources, err := namespaceKubeClient.Discovery().ServerPreferredNamespacedResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
namespaceController := namespacecontroller.NewNamespaceController(namespaceKubeClient, namespaceClientPool, groupVersionResources, s.NamespaceSyncPeriod.Duration, api.FinalizerKubernetes)
go namespaceController.Run(int(s.ConcurrentNamespaceSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
groupVersion := "extensions/v1beta1"
resources, found := resourceMap[groupVersion]
// TODO: this needs to be dynamic so users don't have to restart their controller manager if they change the apiserver
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "horizontalpodautoscalers") {
glog.Infof("Starting horizontal pod controller.")
hpaClient := client("horizontal-pod-autoscaler")
metricsClient := metrics.NewHeapsterMetricsClient(
hpaClient,
metrics.DefaultHeapsterNamespace,
metrics.DefaultHeapsterScheme,
metrics.DefaultHeapsterService,
metrics.DefaultHeapsterPort,
)
go podautoscaler.NewHorizontalController(hpaClient.Core(), hpaClient.Extensions(), hpaClient.Autoscaling(), metricsClient, s.HorizontalPodAutoscalerSyncPeriod.Duration).
Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "daemonsets") {
glog.Infof("Starting daemon set controller")
go daemon.NewDaemonSetsController(sharedInformers.DaemonSets(), sharedInformers.Pods(), sharedInformers.Nodes(), client("daemon-set-controller"), int(s.LookupCacheSizeForDaemonSet)).
Run(int(s.ConcurrentDaemonSetSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "jobs") {
glog.Infof("Starting job controller")
go job.NewJobController(sharedInformers.Pods().Informer(), client("job-controller")).
Run(int(s.ConcurrentJobSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "deployments") {
glog.Infof("Starting deployment controller")
go deployment.NewDeploymentController(client("deployment-controller"), ResyncPeriod(s)).
Run(int(s.ConcurrentDeploymentSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "replicasets") {
glog.Infof("Starting ReplicaSet controller")
go replicaset.NewReplicaSetController(sharedInformers.Pods().Informer(), client("replicaset-controller"), ResyncPeriod(s), replicaset.BurstReplicas, int(s.LookupCacheSizeForRS), s.EnableGarbageCollector).
Run(int(s.ConcurrentRSSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
groupVersion = "policy/v1alpha1"
resources, found = resourceMap[groupVersion]
glog.Infof("Attempting to start disruption controller, full resource map %+v", resourceMap)
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "poddisruptionbudgets") {
glog.Infof("Starting disruption controller")
go disruption.NewDisruptionController(sharedInformers.Pods().Informer(), client("disruption-controller")).Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
groupVersion = "apps/v1alpha1"
resources, found = resourceMap[groupVersion]
glog.Infof("Attempting to start petset, full resource map %+v", resourceMap)
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "petsets") {
glog.Infof("Starting PetSet controller")
resyncPeriod := ResyncPeriod(s)()
go petset.NewPetSetController(
sharedInformers.Pods().Informer(),
client("petset-controller"),
resyncPeriod,
).Run(1, wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
groupVersion = "batch/v2alpha1"
resources, found = resourceMap[groupVersion]
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "scheduledjobs") {
glog.Infof("Starting scheduledjob controller")
// // TODO: this is a temp fix for allowing kubeClient list v2alpha1 sj, should switch to using clientset
kubeconfig.ContentConfig.GroupVersion = &unversioned.GroupVersion{Group: batch.GroupName, Version: "v2alpha1"}
go scheduledjob.NewScheduledJobController(client("scheduledjob-controller")).
Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
} else {
glog.Infof("Not starting %s apis", groupVersion)
}
alphaProvisioner, err := NewAlphaVolumeProvisioner(cloud, s.VolumeConfiguration)
if err != nil {
glog.Fatalf("An backward-compatible provisioner could not be created: %v, but one was expected. Provisioning will not work. This functionality is considered an early Alpha version.", err)
}
params := persistentvolumecontroller.ControllerParameters{
KubeClient: client("persistent-volume-binder"),
SyncPeriod: s.PVClaimBinderSyncPeriod.Duration,
AlphaProvisioner: alphaProvisioner,
VolumePlugins: ProbeControllerVolumePlugins(cloud, s.VolumeConfiguration),
Cloud: cloud,
ClusterName: s.ClusterName,
EnableDynamicProvisioning: s.VolumeConfiguration.EnableDynamicProvisioning,
}
volumeController := persistentvolumecontroller.NewController(params)
volumeController.Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
attachDetachController, attachDetachControllerErr :=
attachdetach.NewAttachDetachController(
client("attachdetach-controller"),
sharedInformers.Pods().Informer(),
sharedInformers.Nodes().Informer(),
sharedInformers.PersistentVolumeClaims().Informer(),
sharedInformers.PersistentVolumes().Informer(),
cloud,
ProbeAttachableVolumePlugins(s.VolumeConfiguration),
recorder)
if attachDetachControllerErr != nil {
glog.Fatalf("Failed to start attach/detach controller: %v", attachDetachControllerErr)
}
go attachDetachController.Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
groupVersion = "certificates.k8s.io/v1alpha1"
resources, found = resourceMap[groupVersion]
glog.Infof("Attempting to start certificates, full resource map %+v", resourceMap)
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "certificatesigningrequests") {
glog.Infof("Starting certificate request controller")
resyncPeriod := ResyncPeriod(s)()
certController, err := certcontroller.NewCertificateController(
client("certificate-controller"),
resyncPeriod,
s.ClusterSigningCertFile,
s.ClusterSigningKeyFile,
s.ApproveAllKubeletCSRsForGroup,
)
if err != nil {
glog.Errorf("Failed to start certificate controller: %v", err)
} else {
go certController.Run(1, wait.NeverStop)
}
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
serviceaccountcontroller.NewServiceAccountsController(
client("service-account-controller"),
serviceaccountcontroller.DefaultServiceAccountsControllerOptions(),
).Run()
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
if s.EnableGarbageCollector {
gcClientset := client("generic-garbage-collector")
groupVersionResources, err := gcClientset.Discovery().ServerPreferredResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
config := restclient.AddUserAgent(kubeconfig, "generic-garbage-collector")
config.ContentConfig.NegotiatedSerializer = serializer.DirectCodecFactory{CodecFactory: metaonly.NewMetadataCodecFactory()}
metaOnlyClientPool := dynamic.NewClientPool(config, restMapper, dynamic.LegacyAPIPathResolverFunc)
config.ContentConfig.NegotiatedSerializer = nil
clientPool := dynamic.NewClientPool(config, restMapper, dynamic.LegacyAPIPathResolverFunc)
garbageCollector, err := garbagecollector.NewGarbageCollector(metaOnlyClientPool, clientPool, restMapper, groupVersionResources)
if err != nil {
glog.Errorf("Failed to start the generic garbage collector: %v", err)
} else {
workers := int(s.ConcurrentGCSyncs)
go garbageCollector.Run(workers, wait.NeverStop)
}
}
sharedInformers.Start(stop)
select {}
}
// Run runs the CMServer. This should never exit.
func Run(s *options.CMServer) error {
if c, err := configz.New("componentconfig"); err == nil {
c.Set(s.KubeControllerManagerConfiguration)
} else {
glog.Errorf("unable to register configz: %s", err)
}
kubeconfig, err := clientcmd.BuildConfigFromFlags(s.Master, s.Kubeconfig)
if err != nil {
return err
}
kubeconfig.ContentConfig.ContentType = s.ContentType
// Override kubeconfig qps/burst settings from flags
kubeconfig.QPS = s.KubeAPIQPS
kubeconfig.Burst = int(s.KubeAPIBurst)
kubeClient, err := clientset.NewForConfig(restclient.AddUserAgent(kubeconfig, "controller-manager"))
if err != nil {
glog.Fatalf("Invalid API configuration: %v", err)
}
leaderElectionClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "leader-election"))
go func() {
mux := http.NewServeMux()
healthz.InstallHandler(mux)
if s.EnableProfiling {
mux.HandleFunc("/debug/pprof/", pprof.Index)
mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
}
configz.InstallHandler(mux)
mux.Handle("/metrics", prometheus.Handler())
server := &http.Server{
Addr: net.JoinHostPort(s.Address, strconv.Itoa(int(s.Port))),
Handler: mux,
}
glog.Fatal(server.ListenAndServe())
}()
eventBroadcaster := record.NewBroadcaster()
eventBroadcaster.StartLogging(glog.Infof)
eventBroadcaster.StartRecordingToSink(&unversionedcore.EventSinkImpl{Interface: kubeClient.Core().Events("")})
recorder := eventBroadcaster.NewRecorder(api.EventSource{Component: "controller-manager"})
run := func(stop <-chan struct{}) {
rootClientBuilder := controller.SimpleControllerClientBuilder{
ClientConfig: kubeconfig,
}
var clientBuilder controller.ControllerClientBuilder
if len(s.ServiceAccountKeyFile) > 0 {
clientBuilder = controller.SAControllerClientBuilder{
ClientConfig: restclient.AnonymousClientConfig(kubeconfig),
CoreClient: kubeClient.Core(),
Namespace: "kube-system",
}
} else {
clientBuilder = rootClientBuilder
}
err := StartControllers(s, kubeconfig, rootClientBuilder, clientBuilder, stop, recorder)
glog.Fatalf("error running controllers: %v", err)
panic("unreachable")
}
if !s.LeaderElection.LeaderElect {
run(nil)
panic("unreachable")
}
id, err := os.Hostname()
if err != nil {
return err
}
// TODO: enable other lock types
rl := resourcelock.EndpointsLock{
EndpointsMeta: api.ObjectMeta{
Namespace: "kube-system",
Name: "kube-controller-manager",
},
Client: leaderElectionClient,
LockConfig: resourcelock.ResourceLockConfig{
Identity: id,
EventRecorder: recorder,
},
}
leaderelection.RunOrDie(leaderelection.LeaderElectionConfig{
Lock: &rl,
LeaseDuration: s.LeaderElection.LeaseDuration.Duration,
RenewDeadline: s.LeaderElection.RenewDeadline.Duration,
RetryPeriod: s.LeaderElection.RetryPeriod.Duration,
Callbacks: leaderelection.LeaderCallbacks{
OnStartedLeading: run,
OnStoppedLeading: func() {
glog.Fatalf("leaderelection lost")
},
},
})
panic("unreachable")
}
func StartControllers(s *options.CMServer, kubeClient *client.Client, kubeconfig *restclient.Config, stop <-chan struct{}) error {
podInformer := informers.CreateSharedPodIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pod-informer")), ResyncPeriod(s)())
nodeInformer := informers.CreateSharedNodeIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-informer")), ResyncPeriod(s)())
pvcInformer := informers.CreateSharedPVCIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pvc-informer")), ResyncPeriod(s)())
pvInformer := informers.CreateSharedPVIndexInformer(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "pv-informer")), ResyncPeriod(s)())
informers := map[reflect.Type]framework.SharedIndexInformer{}
informers[reflect.TypeOf(&api.Pod{})] = podInformer
informers[reflect.TypeOf(&api.Node{})] = nodeInformer
informers[reflect.TypeOf(&api.PersistentVolumeClaim{})] = pvcInformer
informers[reflect.TypeOf(&api.PersistentVolume{})] = pvInformer
go endpointcontroller.NewEndpointController(podInformer, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "endpoint-controller"))).
Run(int(s.ConcurrentEndpointSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
go replicationcontroller.NewReplicationManager(
podInformer,
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replication-controller")),
ResyncPeriod(s),
replicationcontroller.BurstReplicas,
int(s.LookupCacheSizeForRC),
).Run(int(s.ConcurrentRCSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
if s.TerminatedPodGCThreshold > 0 {
go gc.New(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "garbage-collector")), ResyncPeriod(s), int(s.TerminatedPodGCThreshold)).
Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
_, clusterCIDR, err := net.ParseCIDR(s.ClusterCIDR)
if err != nil {
glog.Warningf("Unsuccessful parsing of cluster CIDR %v: %v", s.ClusterCIDR, err)
}
_, serviceCIDR, err := net.ParseCIDR(s.ServiceCIDR)
if err != nil {
glog.Warningf("Unsuccessful parsing of service CIDR %v: %v", s.ServiceCIDR, err)
}
nodeController := nodecontroller.NewNodeController(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-controller")),
s.PodEvictionTimeout.Duration, flowcontrol.NewTokenBucketRateLimiter(s.DeletingPodsQps, int(s.DeletingPodsBurst)),
flowcontrol.NewTokenBucketRateLimiter(s.DeletingPodsQps, int(s.DeletingPodsBurst)),
s.NodeMonitorGracePeriod.Duration, s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, serviceCIDR, int(s.NodeCIDRMaskSize), s.AllocateNodeCIDRs)
nodeController.Run(s.NodeSyncPeriod.Duration)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
serviceController := servicecontroller.New(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-controller")), s.ClusterName)
if err := serviceController.Run(s.ServiceSyncPeriod.Duration, s.NodeSyncPeriod.Duration); err != nil {
glog.Errorf("Failed to start service controller: %v", err)
}
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
if s.AllocateNodeCIDRs && s.ConfigureCloudRoutes {
if cloud == nil {
glog.Warning("configure-cloud-routes is set, but no cloud provider specified. Will not configure cloud provider routes.")
} else if routes, ok := cloud.Routes(); !ok {
glog.Warning("configure-cloud-routes is set, but cloud provider does not support routes. Will not configure cloud provider routes.")
} else {
routeController := routecontroller.New(routes, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "route-controller")), s.ClusterName, clusterCIDR)
routeController.Run(s.NodeSyncPeriod.Duration)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
} else if s.ConfigureCloudRoutes && !s.AllocateNodeCIDRs {
glog.Warningf("allocate-node-cidrs set to %v, will not configure cloud provider routes.", s.AllocateNodeCIDRs)
} else if s.AllocateNodeCIDRs && !s.ConfigureCloudRoutes {
glog.Infof("configure-cloud-routes is set to %v, will not configure cloud provider routes.", s.ConfigureCloudRoutes)
}
resourceQuotaControllerClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "resourcequota-controller"))
resourceQuotaRegistry := quotainstall.NewRegistry(resourceQuotaControllerClient)
groupKindsToReplenish := []unversioned.GroupKind{
api.Kind("Pod"),
api.Kind("Service"),
api.Kind("ReplicationController"),
api.Kind("PersistentVolumeClaim"),
api.Kind("Secret"),
api.Kind("ConfigMap"),
}
resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
KubeClient: resourceQuotaControllerClient,
ResyncPeriod: controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration),
Registry: resourceQuotaRegistry,
ControllerFactory: resourcequotacontroller.NewReplenishmentControllerFactory(podInformer, resourceQuotaControllerClient),
ReplenishmentResyncPeriod: ResyncPeriod(s),
GroupKindsToReplenish: groupKindsToReplenish,
}
go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(int(s.ConcurrentResourceQuotaSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
// If apiserver is not running we should wait for some time and fail only then. This is particularly
// important when we start apiserver and controller manager at the same time.
var versionStrings []string
err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
if versionStrings, err = restclient.ServerAPIVersions(kubeconfig); err == nil {
return true, nil
}
glog.Errorf("Failed to get api versions from server: %v", err)
return false, nil
})
if err != nil {
glog.Fatalf("Failed to get api versions from server: %v", err)
}
versions := &unversioned.APIVersions{Versions: versionStrings}
resourceMap, err := kubeClient.Discovery().ServerResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
// Find the list of namespaced resources via discovery that the namespace controller must manage
namespaceKubeClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "namespace-controller"))
namespaceClientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "namespace-controller"), dynamic.LegacyAPIPathResolverFunc)
groupVersionResources, err := namespaceKubeClient.Discovery().ServerPreferredNamespacedResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
namespaceController := namespacecontroller.NewNamespaceController(namespaceKubeClient, namespaceClientPool, groupVersionResources, s.NamespaceSyncPeriod.Duration, api.FinalizerKubernetes)
go namespaceController.Run(int(s.ConcurrentNamespaceSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
groupVersion := "extensions/v1beta1"
resources, found := resourceMap[groupVersion]
// TODO: this needs to be dynamic so users don't have to restart their controller manager if they change the apiserver
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "horizontalpodautoscalers") {
glog.Infof("Starting horizontal pod controller.")
hpaClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "horizontal-pod-autoscaler"))
metricsClient := metrics.NewHeapsterMetricsClient(
hpaClient,
metrics.DefaultHeapsterNamespace,
metrics.DefaultHeapsterScheme,
metrics.DefaultHeapsterService,
metrics.DefaultHeapsterPort,
)
go podautoscaler.NewHorizontalController(hpaClient.Core(), hpaClient.Extensions(), hpaClient, metricsClient, s.HorizontalPodAutoscalerSyncPeriod.Duration).
Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "daemonsets") {
glog.Infof("Starting daemon set controller")
go daemon.NewDaemonSetsController(podInformer, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "daemon-set-controller")), ResyncPeriod(s), int(s.LookupCacheSizeForDaemonSet)).
Run(int(s.ConcurrentDaemonSetSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "jobs") {
glog.Infof("Starting job controller")
go job.NewJobController(podInformer, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "job-controller"))).
Run(int(s.ConcurrentJobSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "deployments") {
glog.Infof("Starting deployment controller")
go deployment.NewDeploymentController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "deployment-controller")), ResyncPeriod(s)).
Run(int(s.ConcurrentDeploymentSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
if containsResource(resources, "replicasets") {
glog.Infof("Starting ReplicaSet controller")
go replicaset.NewReplicaSetController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replicaset-controller")), ResyncPeriod(s), replicaset.BurstReplicas, int(s.LookupCacheSizeForRS)).
Run(int(s.ConcurrentRSSyncs), wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
groupVersion = "apps/v1alpha1"
resources, found = resourceMap[groupVersion]
glog.Infof("Attempting to start petset, full resource map %+v", resourceMap)
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "petsets") {
glog.Infof("Starting PetSet controller")
resyncPeriod := ResyncPeriod(s)()
go petset.NewPetSetController(
podInformer,
// TODO: Switch to using clientset
kubeClient,
resyncPeriod,
).Run(1, wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
provisioner, err := NewVolumeProvisioner(cloud, s.VolumeConfiguration)
if err != nil {
glog.Fatal("A Provisioner could not be created, but one was expected. Provisioning will not work. This functionality is considered an early Alpha version.")
}
volumeController := persistentvolumecontroller.NewPersistentVolumeController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "persistent-volume-binder")),
s.PVClaimBinderSyncPeriod.Duration,
provisioner,
ProbeRecyclableVolumePlugins(s.VolumeConfiguration),
cloud,
s.ClusterName,
nil, nil, nil,
)
volumeController.Run()
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
attachDetachController, attachDetachControllerErr :=
volume.NewAttachDetachController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "attachdetach-controller")),
podInformer,
nodeInformer,
pvcInformer,
pvInformer,
cloud,
ProbeAttachableVolumePlugins(s.VolumeConfiguration))
if attachDetachControllerErr != nil {
glog.Fatalf("Failed to start attach/detach controller: %v", attachDetachControllerErr)
} else {
go attachDetachController.Run(wait.NeverStop)
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
var rootCA []byte
if s.RootCAFile != "" {
rootCA, err = ioutil.ReadFile(s.RootCAFile)
if err != nil {
return fmt.Errorf("error reading root-ca-file at %s: %v", s.RootCAFile, err)
}
if _, err := crypto.CertsFromPEM(rootCA); err != nil {
return fmt.Errorf("error parsing root-ca-file at %s: %v", s.RootCAFile, err)
}
} else {
rootCA = kubeconfig.CAData
}
if len(s.ServiceAccountKeyFile) > 0 {
privateKey, err := serviceaccount.ReadPrivateKey(s.ServiceAccountKeyFile)
if err != nil {
glog.Errorf("Error reading key for service account token controller: %v", err)
} else {
serviceaccountcontroller.NewTokensController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "tokens-controller")),
serviceaccountcontroller.TokensControllerOptions{
TokenGenerator: serviceaccount.JWTTokenGenerator(privateKey),
RootCA: rootCA,
},
).Run()
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
}
}
serviceaccountcontroller.NewServiceAccountsController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-account-controller")),
serviceaccountcontroller.DefaultServiceAccountsControllerOptions(),
).Run()
time.Sleep(wait.Jitter(s.ControllerStartInterval.Duration, ControllerStartJitter))
if s.EnableGarbageCollector {
gcClientset := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "generic-garbage-collector"))
groupVersionResources, err := gcClientset.Discovery().ServerPreferredResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
clientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "generic-garbage-collector"), dynamic.LegacyAPIPathResolverFunc)
garbageCollector, err := garbagecollector.NewGarbageCollector(clientPool, groupVersionResources)
if err != nil {
glog.Errorf("Failed to start the generic garbage collector")
} else {
// TODO: make this a flag of kube-controller-manager
workers := 5
go garbageCollector.Run(workers, wait.NeverStop)
}
}
// run the shared informers
for _, informer := range informers {
go informer.Run(wait.NeverStop)
}
select {}
}
func StartControllers(s *options.CMServer, restClientCfg *restclient.Config) error {
federationClientSet := federationclientset.NewForConfigOrDie(restclient.AddUserAgent(restClientCfg, "cluster-controller"))
go clustercontroller.NewclusterController(federationClientSet, s.ClusterMonitorPeriod.Duration).Run()
select {}
}
func StartControllers(s *options.CMServer, kubeClient *client.Client, kubeconfig *restclient.Config, stop <-chan struct{}) error {
go endpointcontroller.NewEndpointController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "endpoint-controller")), ResyncPeriod(s)).
Run(s.ConcurrentEndpointSyncs, wait.NeverStop)
go replicationcontroller.NewReplicationManager(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replication-controller")),
ResyncPeriod(s),
replicationcontroller.BurstReplicas,
s.LookupCacheSizeForRC,
).Run(s.ConcurrentRCSyncs, wait.NeverStop)
if s.TerminatedPodGCThreshold > 0 {
go gc.New(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "garbage-collector")), ResyncPeriod(s), s.TerminatedPodGCThreshold).
Run(wait.NeverStop)
}
cloud, err := cloudprovider.InitCloudProvider(s.CloudProvider, s.CloudConfigFile)
if err != nil {
glog.Fatalf("Cloud provider could not be initialized: %v", err)
}
// this cidr has been validated already
_, clusterCIDR, _ := net.ParseCIDR(s.ClusterCIDR)
nodeController := nodecontroller.NewNodeController(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "node-controller")),
s.PodEvictionTimeout.Duration, util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
util.NewTokenBucketRateLimiter(s.DeletingPodsQps, s.DeletingPodsBurst),
s.NodeMonitorGracePeriod.Duration, s.NodeStartupGracePeriod.Duration, s.NodeMonitorPeriod.Duration, clusterCIDR, s.AllocateNodeCIDRs)
nodeController.Run(s.NodeSyncPeriod.Duration)
if len(s.NetworkProvider) > 0 {
if err := ProbeNetworkProviders(s.NetworkProvider); err != nil {
glog.Fatalf("Network provider could not be initialized: %v", err)
}
networkProvider, err := networkprovider.InitNetworkProvider(s.NetworkProvider)
if err != nil {
glog.Errorf("Network provider could not be initialized: %v", err)
}
if networkProvider != nil {
networkController := networkcontroller.NewNetworkController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "network-controller")), networkProvider)
go networkController.Run(wait.NeverStop)
} else {
glog.Errorf("NetController should not be run without a networkprovider.")
}
}
serviceController := servicecontroller.New(cloud, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-controller")), s.ClusterName)
if err := serviceController.Run(s.ServiceSyncPeriod.Duration, s.NodeSyncPeriod.Duration); err != nil {
glog.Errorf("Failed to start service controller: %v", err)
}
if s.AllocateNodeCIDRs {
if cloud == nil {
glog.Warning("allocate-node-cidrs is set, but no cloud provider specified. Will not manage routes.")
} else if routes, ok := cloud.Routes(); !ok {
glog.Warning("allocate-node-cidrs is set, but cloud provider does not support routes. Will not manage routes.")
} else {
routeController := routecontroller.New(routes, clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "route-controller")), s.ClusterName, clusterCIDR)
routeController.Run(s.NodeSyncPeriod.Duration)
}
} else {
glog.Infof("allocate-node-cidrs set to %v, node controller not creating routes", s.AllocateNodeCIDRs)
}
resourceQuotaControllerClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "resourcequota-controller"))
resourceQuotaRegistry := quotainstall.NewRegistry(resourceQuotaControllerClient)
groupKindsToReplenish := []unversioned.GroupKind{
api.Kind("Pod"),
api.Kind("Service"),
api.Kind("ReplicationController"),
api.Kind("PersistentVolumeClaim"),
api.Kind("Secret"),
api.Kind("ConfigMap"),
}
resourceQuotaControllerOptions := &resourcequotacontroller.ResourceQuotaControllerOptions{
KubeClient: resourceQuotaControllerClient,
ResyncPeriod: controller.StaticResyncPeriodFunc(s.ResourceQuotaSyncPeriod.Duration),
Registry: resourceQuotaRegistry,
ControllerFactory: resourcequotacontroller.NewReplenishmentControllerFactory(resourceQuotaControllerClient),
ReplenishmentResyncPeriod: ResyncPeriod(s),
GroupKindsToReplenish: groupKindsToReplenish,
}
go resourcequotacontroller.NewResourceQuotaController(resourceQuotaControllerOptions).Run(s.ConcurrentResourceQuotaSyncs, wait.NeverStop)
// If apiserver is not running we should wait for some time and fail only then. This is particularly
// important when we start apiserver and controller manager at the same time.
var versionStrings []string
err = wait.PollImmediate(time.Second, 10*time.Second, func() (bool, error) {
if versionStrings, err = restclient.ServerAPIVersions(kubeconfig); err == nil {
return true, nil
}
glog.Errorf("Failed to get api versions from server: %v", err)
return false, nil
})
if err != nil {
glog.Fatalf("Failed to get api versions from server: %v", err)
}
versions := &unversioned.APIVersions{Versions: versionStrings}
resourceMap, err := kubeClient.Discovery().ServerResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
// Find the list of namespaced resources via discovery that the namespace controller must manage
namespaceKubeClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "namespace-controller"))
namespaceClientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "namespace-controller"), dynamic.LegacyAPIPathResolverFunc)
groupVersionResources, err := namespacecontroller.ServerPreferredNamespacedGroupVersionResources(namespaceKubeClient.Discovery())
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
namespaceController := namespacecontroller.NewNamespaceController(namespaceKubeClient, namespaceClientPool, groupVersionResources, s.NamespaceSyncPeriod.Duration, api.FinalizerKubernetes)
go namespaceController.Run(s.ConcurrentNamespaceSyncs, wait.NeverStop)
groupVersion := "extensions/v1beta1"
resources, found := resourceMap[groupVersion]
// TODO: this needs to be dynamic so users don't have to restart their controller manager if they change the apiserver
if containsVersion(versions, groupVersion) && found {
glog.Infof("Starting %s apis", groupVersion)
if containsResource(resources, "horizontalpodautoscalers") {
glog.Infof("Starting horizontal pod controller.")
hpaClient := clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "horizontal-pod-autoscaler"))
metricsClient := metrics.NewHeapsterMetricsClient(
hpaClient,
metrics.DefaultHeapsterNamespace,
metrics.DefaultHeapsterScheme,
metrics.DefaultHeapsterService,
metrics.DefaultHeapsterPort,
)
go podautoscaler.NewHorizontalController(hpaClient.Core(), hpaClient.Extensions(), hpaClient, metricsClient, s.HorizontalPodAutoscalerSyncPeriod.Duration).
Run(wait.NeverStop)
}
if containsResource(resources, "daemonsets") {
glog.Infof("Starting daemon set controller")
go daemon.NewDaemonSetsController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "daemon-set-controller")), ResyncPeriod(s), s.LookupCacheSizeForDaemonSet).
Run(s.ConcurrentDaemonSetSyncs, wait.NeverStop)
}
if containsResource(resources, "jobs") {
glog.Infof("Starting job controller")
go job.NewJobController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "job-controller")), ResyncPeriod(s)).
Run(s.ConcurrentJobSyncs, wait.NeverStop)
}
if containsResource(resources, "deployments") {
glog.Infof("Starting deployment controller")
go deployment.NewDeploymentController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "deployment-controller")), ResyncPeriod(s)).
Run(s.ConcurrentDeploymentSyncs, wait.NeverStop)
}
if containsResource(resources, "replicasets") {
glog.Infof("Starting ReplicaSet controller")
go replicaset.NewReplicaSetController(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "replicaset-controller")), ResyncPeriod(s), replicaset.BurstReplicas, s.LookupCacheSizeForRS).
Run(s.ConcurrentRSSyncs, wait.NeverStop)
}
}
volumePlugins := ProbeRecyclableVolumePlugins(s.VolumeConfiguration)
provisioner, err := NewVolumeProvisioner(cloud, s.VolumeConfiguration)
if err != nil {
glog.Fatal("A Provisioner could not be created, but one was expected. Provisioning will not work. This functionality is considered an early Alpha version.")
}
pvclaimBinder := persistentvolumecontroller.NewPersistentVolumeClaimBinder(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "persistent-volume-binder")), s.PVClaimBinderSyncPeriod.Duration)
pvclaimBinder.Run()
pvRecycler, err := persistentvolumecontroller.NewPersistentVolumeRecycler(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "persistent-volume-recycler")),
s.PVClaimBinderSyncPeriod.Duration,
s.VolumeConfiguration.PersistentVolumeRecyclerConfiguration.MaximumRetry,
ProbeRecyclableVolumePlugins(s.VolumeConfiguration),
cloud,
)
if err != nil {
glog.Fatalf("Failed to start persistent volume recycler: %+v", err)
}
pvRecycler.Run()
if provisioner != nil {
pvController, err := persistentvolumecontroller.NewPersistentVolumeProvisionerController(persistentvolumecontroller.NewControllerClient(clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "persistent-volume-provisioner"))), s.PVClaimBinderSyncPeriod.Duration, s.ClusterName, volumePlugins, provisioner, cloud)
if err != nil {
glog.Fatalf("Failed to start persistent volume provisioner controller: %+v", err)
}
pvController.Run()
}
var rootCA []byte
if s.RootCAFile != "" {
rootCA, err = ioutil.ReadFile(s.RootCAFile)
if err != nil {
return fmt.Errorf("error reading root-ca-file at %s: %v", s.RootCAFile, err)
}
if _, err := util.CertsFromPEM(rootCA); err != nil {
return fmt.Errorf("error parsing root-ca-file at %s: %v", s.RootCAFile, err)
}
} else {
rootCA = kubeconfig.CAData
}
if len(s.ServiceAccountKeyFile) > 0 {
privateKey, err := serviceaccount.ReadPrivateKey(s.ServiceAccountKeyFile)
if err != nil {
glog.Errorf("Error reading key for service account token controller: %v", err)
} else {
serviceaccountcontroller.NewTokensController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "tokens-controller")),
serviceaccountcontroller.TokensControllerOptions{
TokenGenerator: serviceaccount.JWTTokenGenerator(privateKey),
RootCA: rootCA,
},
).Run()
}
}
serviceaccountcontroller.NewServiceAccountsController(
clientset.NewForConfigOrDie(restclient.AddUserAgent(kubeconfig, "service-account-controller")),
serviceaccountcontroller.DefaultServiceAccountsControllerOptions(),
).Run()
select {}
}