// InstallAPI starts a Kubernetes master and registers the supported REST APIs
// into the provided mux, then returns an array of strings indicating what
// endpoints were started (these are format strings that will expect to be sent
// a single string value).
func (c *MasterConfig) InstallAPI(container *restful.Container) ([]string, error) {
c.Master.RestfulContainer = container
if c.Master.EnableCoreControllers {
glog.V(2).Info("Using the lease endpoint reconciler")
leaseStorage, err := c.Master.StorageFactory.New(kapi.Resource("apiServerIPInfo"))
if err != nil {
glog.Fatalf(err.Error())
}
leaseTTL := uint64(master.DefaultEndpointReconcilerInterval + 5) // add 5 seconds for wiggle room
masterLeases := election.NewLeases(leaseStorage, "/masterleases/", leaseTTL)
storage, err := c.Master.StorageFactory.New(kapi.Resource("endpoints"))
if err != nil {
glog.Fatalf(err.Error())
}
endpointsStorage := endpointsetcd.NewREST(generic.RESTOptions{
Storage: storage,
Decorator: generic.UndecoratedStorage,
DeleteCollectionWorkers: 0,
})
endpointRegistry := endpoint.NewRegistry(endpointsStorage)
c.Master.EndpointReconcilerConfig = master.EndpointReconcilerConfig{
Reconciler: election.NewLeaseEndpointReconciler(endpointRegistry, masterLeases),
Interval: master.DefaultEndpointReconcilerInterval,
}
}
_, err := master.New(c.Master)
if err != nil {
return nil, err
}
messages := []string{}
// v1 has to be printed separately since it's served from different endpoint than groups
if configapi.HasKubernetesAPIVersion(c.Options, v1.SchemeGroupVersion) {
messages = append(messages, fmt.Sprintf("Started Kubernetes API at %%s%s", KubeAPIPrefix))
}
versions := []unversioned.GroupVersion{
extv1beta1.SchemeGroupVersion,
batchv1.SchemeGroupVersion,
autoscalingv1.SchemeGroupVersion,
appsv1alpha1.SchemeGroupVersion,
}
for _, ver := range versions {
if configapi.HasKubernetesAPIVersion(c.Options, ver) {
messages = append(messages, fmt.Sprintf("Started Kubernetes API %s at %%s%s", ver.String(), KubeAPIGroupPrefix))
}
}
return messages, nil
}
func newMasterLeases(storage storage.Interface) election.Leases {
// leaseTTL is in seconds, i.e. 15 means 15 seconds; do NOT do 15*time.Second!
leaseTTL := uint64((master.DefaultEndpointReconcilerInterval + 5*time.Second) / time.Second) // add 5 seconds for wiggle room
return election.NewLeases(storage, "/masterleases/", leaseTTL)
}