// Complete fills in any fields not set that are required to have valid data. It's mutating the receiver.
func (c *Config) Complete() completedConfig {
c.GenericConfig.Complete()
serviceIPRange, apiServerServiceIP, err := DefaultServiceIPRange(c.ServiceIPRange)
if err != nil {
glog.Fatalf("Error determining service IP ranges: %v", err)
}
if c.ServiceIPRange.IP == nil {
c.ServiceIPRange = serviceIPRange
}
if c.APIServerServiceIP == nil {
c.APIServerServiceIP = apiServerServiceIP
}
discoveryAddresses := genericapiserver.DefaultDiscoveryAddresses{DefaultAddress: c.GenericConfig.ExternalAddress}
discoveryAddresses.DiscoveryCIDRRules = append(discoveryAddresses.DiscoveryCIDRRules,
genericapiserver.DiscoveryCIDRRule{IPRange: c.ServiceIPRange, Address: net.JoinHostPort(c.APIServerServiceIP.String(), strconv.Itoa(c.APIServerServicePort))})
c.GenericConfig.DiscoveryAddresses = discoveryAddresses
if c.ServiceNodePortRange.Size == 0 {
// TODO: Currently no way to specify an empty range (do we need to allow this?)
// We should probably allow this for clouds that don't require NodePort to do load-balancing (GCE)
// but then that breaks the strict nestedness of ServiceType.
// Review post-v1
c.ServiceNodePortRange = options.DefaultServiceNodePortRange
glog.Infof("Node port range unspecified. Defaulting to %v.", c.ServiceNodePortRange)
}
// enable swagger UI only if general UI support is on
c.GenericConfig.EnableSwaggerUI = c.GenericConfig.EnableSwaggerUI && c.EnableUISupport
if c.EndpointReconcilerConfig.Interval == 0 {
c.EndpointReconcilerConfig.Interval = DefaultEndpointReconcilerInterval
}
if c.EndpointReconcilerConfig.Reconciler == nil {
// use a default endpoint reconciler if nothing is set
endpointClient := coreclient.NewForConfigOrDie(c.GenericConfig.LoopbackClientConfig)
c.EndpointReconcilerConfig.Reconciler = NewMasterCountEndpointReconciler(c.MasterCount, endpointClient)
}
// this has always been hardcoded true in the past
c.GenericConfig.EnableMetrics = true
return completedConfig{c}
}
// NewForConfigOrDie creates a new Clientset for the given config and
// panics if there is an error in the config.
func NewForConfigOrDie(c *restclient.Config) *Clientset {
var cs Clientset
cs.CoreClient = internalversioncore.NewForConfigOrDie(c)
cs.AppsClient = internalversionapps.NewForConfigOrDie(c)
cs.AuthenticationClient = internalversionauthentication.NewForConfigOrDie(c)
cs.AuthorizationClient = internalversionauthorization.NewForConfigOrDie(c)
cs.AutoscalingClient = internalversionautoscaling.NewForConfigOrDie(c)
cs.BatchClient = internalversionbatch.NewForConfigOrDie(c)
cs.CertificatesClient = internalversioncertificates.NewForConfigOrDie(c)
cs.ExtensionsClient = internalversionextensions.NewForConfigOrDie(c)
cs.PolicyClient = internalversionpolicy.NewForConfigOrDie(c)
cs.RbacClient = internalversionrbac.NewForConfigOrDie(c)
cs.StorageClient = internalversionstorage.NewForConfigOrDie(c)
cs.DiscoveryClient = discovery.NewDiscoveryClientForConfigOrDie(c)
return &cs
}
func (m *Master) InstallLegacyAPI(c *Config, restOptionsGetter generic.RESTOptionsGetter, legacyRESTStorageProvider corerest.LegacyRESTStorageProvider) {
legacyRESTStorage, apiGroupInfo, err := legacyRESTStorageProvider.NewLegacyRESTStorage(restOptionsGetter)
if err != nil {
glog.Fatalf("Error building core storage: %v", err)
}
if c.EnableCoreControllers {
coreClient := coreclient.NewForConfigOrDie(c.GenericConfig.LoopbackClientConfig)
bootstrapController := c.NewBootstrapController(legacyRESTStorage, coreClient, coreClient)
if err := m.GenericAPIServer.AddPostStartHook("bootstrap-controller", bootstrapController.PostStartHook); err != nil {
glog.Fatalf("Error registering PostStartHook %q: %v", "bootstrap-controller", err)
}
}
if err := m.GenericAPIServer.InstallLegacyAPIGroup(genericapiserver.DefaultLegacyAPIPrefix, &apiGroupInfo); err != nil {
glog.Fatalf("Error in registering group versions: %v", err)
}
}
// Complete fills in any fields not set that are required to have valid data. It's mutating the receiver.
func (c *Config) Complete() completedConfig {
c.GenericConfig.Complete()
// enable swagger UI only if general UI support is on
c.GenericConfig.EnableSwaggerUI = c.GenericConfig.EnableSwaggerUI && c.EnableUISupport
if c.EndpointReconcilerConfig.Interval == 0 {
c.EndpointReconcilerConfig.Interval = DefaultEndpointReconcilerInterval
}
if c.EndpointReconcilerConfig.Reconciler == nil {
// use a default endpoint reconciler if nothing is set
endpointClient := coreclient.NewForConfigOrDie(c.GenericConfig.LoopbackClientConfig)
c.EndpointReconcilerConfig.Reconciler = NewMasterCountEndpointReconciler(c.GenericConfig.MasterCount, endpointClient)
}
return completedConfig{c}
}
// TODO this needs to be refactored so we have a way to add general health checks to genericapiserver
// TODO profiling should be generic
func (m *Master) InstallGeneralEndpoints(c *Config) {
// Run the tunneler.
healthzChecks := []healthz.HealthzChecker{}
if c.Tunneler != nil {
nodeClient := coreclient.NewForConfigOrDie(c.GenericConfig.LoopbackClientConfig).Nodes()
c.Tunneler.Run(nodeAddressProvider{nodeClient}.externalAddresses)
healthzChecks = append(healthzChecks, healthz.NamedCheck("SSH Tunnel Check", genericapiserver.TunnelSyncHealthChecker(c.Tunneler)))
prometheus.NewGaugeFunc(prometheus.GaugeOpts{
Name: "apiserver_proxy_tunnel_sync_latency_secs",
Help: "The time since the last successful synchronization of the SSH tunnels for proxy requests.",
}, func() float64 { return float64(c.Tunneler.SecondsSinceSync()) })
}
healthz.InstallHandler(&m.GenericAPIServer.HandlerContainer.NonSwaggerRoutes, healthzChecks...)
if c.GenericConfig.EnableProfiling {
routes.MetricsWithReset{}.Install(m.GenericAPIServer.HandlerContainer)
} else {
routes.DefaultMetrics{}.Install(m.GenericAPIServer.HandlerContainer)
}
}
// New returns a new instance of Master from the given config.
// Certain config fields will be set to a default value if unset.
// Certain config fields must be specified, including:
// KubeletClientConfig
func (c completedConfig) New() (*Master, error) {
if reflect.DeepEqual(c.KubeletClientConfig, kubeletclient.KubeletClientConfig{}) {
return nil, fmt.Errorf("Master.New() called with empty config.KubeletClientConfig")
}
s, err := c.Config.GenericConfig.SkipComplete().New() // completion is done in Complete, no need for a second time
if err != nil {
return nil, err
}
if c.EnableUISupport {
routes.UIRedirect{}.Install(s.HandlerContainer)
}
if c.EnableLogsSupport {
routes.Logs{}.Install(s.HandlerContainer)
}
m := &Master{
GenericAPIServer: s,
}
restOptionsFactory := restOptionsFactory{
deleteCollectionWorkers: c.DeleteCollectionWorkers,
enableGarbageCollection: c.GenericConfig.EnableGarbageCollection,
storageFactory: c.StorageFactory,
}
if c.EnableWatchCache {
restOptionsFactory.storageDecorator = registry.StorageWithCacher
} else {
restOptionsFactory.storageDecorator = generic.UndecoratedStorage
}
// install legacy rest storage
if c.GenericConfig.APIResourceConfigSource.AnyResourcesForVersionEnabled(apiv1.SchemeGroupVersion) {
legacyRESTStorageProvider := corerest.LegacyRESTStorageProvider{
StorageFactory: c.StorageFactory,
ProxyTransport: c.ProxyTransport,
KubeletClientConfig: c.KubeletClientConfig,
EventTTL: c.EventTTL,
ServiceIPRange: c.ServiceIPRange,
ServiceNodePortRange: c.ServiceNodePortRange,
LoopbackClientConfig: c.GenericConfig.LoopbackClientConfig,
}
m.InstallLegacyAPI(c.Config, restOptionsFactory.NewFor, legacyRESTStorageProvider)
}
restStorageProviders := []genericapiserver.RESTStorageProvider{
appsrest.RESTStorageProvider{},
authenticationrest.RESTStorageProvider{Authenticator: c.GenericConfig.Authenticator},
authorizationrest.RESTStorageProvider{Authorizer: c.GenericConfig.Authorizer},
autoscalingrest.RESTStorageProvider{},
batchrest.RESTStorageProvider{},
certificatesrest.RESTStorageProvider{},
extensionsrest.RESTStorageProvider{ResourceInterface: thirdparty.NewThirdPartyResourceServer(s, c.StorageFactory)},
policyrest.RESTStorageProvider{},
rbacrest.RESTStorageProvider{AuthorizerRBACSuperUser: c.GenericConfig.AuthorizerRBACSuperUser},
storagerest.RESTStorageProvider{},
}
m.InstallAPIs(c.Config.GenericConfig.APIResourceConfigSource, restOptionsFactory.NewFor, restStorageProviders...)
if c.Tunneler != nil {
m.installTunneler(c.Tunneler, coreclient.NewForConfigOrDie(c.GenericConfig.LoopbackClientConfig).Nodes())
}
return m, nil
}
