// Starts up a controller manager. Never returns.
func controller_manager() {
controllerManager := controller.MakeReplicationManager(etcd.NewClient([]string{*etcd_server}),
client.Client{
Host: fmt.Sprintf("http://%s:%d", *master_address, *master_port),
})
controllerManager.Run(20 * time.Second)
select {}
}
func startComponents(manifestURL string) (apiServerURL string) {
// Setup
servers := []string{"http://localhost:4001"}
glog.Infof("Creating etcd client pointing to %v", servers)
machineList := []string{"localhost", "machine"}
handler := delegateHandler{}
apiserver := httptest.NewServer(&handler)
etcdClient := etcd.NewClient(servers)
cl := client.New(apiserver.URL, nil)
cl.PollPeriod = time.Second * 1
cl.Sync = true
// Master
m := master.New(&master.Config{
Client: cl,
EtcdServers: servers,
Minions: machineList,
PodInfoGetter: fakePodInfoGetter{},
})
handler.delegate = m.ConstructHandler("/api/v1beta1")
controllerManager := controller.MakeReplicationManager(cl)
// Prove that controllerManager's watch works by making it not sync until after this
// test is over. (Hopefully we don't take 10 minutes!)
controllerManager.Run(10 * time.Minute)
// Kubelet (localhost)
cfg1 := config.NewPodConfig(config.PodConfigNotificationSnapshotAndUpdates)
config.NewSourceEtcd(config.EtcdKeyForHost(machineList[0]), etcdClient, 30*time.Second, cfg1.Channel("etcd"))
config.NewSourceURL(manifestURL, 5*time.Second, cfg1.Channel("url"))
myKubelet := kubelet.NewIntegrationTestKubelet(machineList[0], &fakeDocker1)
go util.Forever(func() { myKubelet.Run(cfg1.Updates()) }, 0)
go util.Forever(cfg1.Sync, 3*time.Second)
go util.Forever(func() {
kubelet.ListenAndServeKubeletServer(myKubelet, cfg1.Channel("http"), http.DefaultServeMux, "localhost", 10250)
}, 0)
// Kubelet (machine)
// Create a second kubelet so that the guestbook example's two redis slaves both
// have a place they can schedule.
cfg2 := config.NewPodConfig(config.PodConfigNotificationSnapshotAndUpdates)
config.NewSourceEtcd(config.EtcdKeyForHost(machineList[1]), etcdClient, 30*time.Second, cfg2.Channel("etcd"))
otherKubelet := kubelet.NewIntegrationTestKubelet(machineList[1], &fakeDocker2)
go util.Forever(func() { otherKubelet.Run(cfg2.Updates()) }, 0)
go util.Forever(cfg2.Sync, 3*time.Second)
go util.Forever(func() {
kubelet.ListenAndServeKubeletServer(otherKubelet, cfg2.Channel("http"), http.DefaultServeMux, "localhost", 10251)
}, 0)
return apiserver.URL
}
func main() {
// Setup
servers := []string{"http://localhost:4001"}
log.Printf("Creating etcd client pointing to %v", servers)
etcdClient := etcd.NewClient(servers)
machineList := []string{"machine"}
reg := registry.MakeEtcdRegistry(etcdClient, machineList)
apiserver := apiserver.New(map[string]apiserver.RESTStorage{
"pods": registry.MakePodRegistryStorage(reg, &client.FakeContainerInfo{}, registry.MakeRoundRobinScheduler(machineList), nil, nil),
"replicationControllers": registry.MakeControllerRegistryStorage(reg),
}, "/api/v1beta1")
server := httptest.NewServer(apiserver)
controllerManager := controller.MakeReplicationManager(etcd.NewClient(servers),
client.Client{
Host: server.URL,
})
controllerManager.Run(10 * time.Second)
// Ok. we're good to go.
log.Printf("API Server started on %s", server.URL)
// Wait for the synchronization threads to come up.
time.Sleep(time.Second * 10)
kubeClient := client.Client{
Host: server.URL,
}
data, err := ioutil.ReadFile("api/examples/controller.json")
if err != nil {
log.Fatalf("Unexpected error: %#v", err)
}
var controllerRequest api.ReplicationController
if err = json.Unmarshal(data, &controllerRequest); err != nil {
log.Fatalf("Unexpected error: %#v", err)
}
if _, err = kubeClient.CreateReplicationController(controllerRequest); err != nil {
log.Fatalf("Unexpected error: %#v", err)
}
// Give the controllers some time to actually create the pods
time.Sleep(time.Second * 10)
// Validate that they're truly up.
pods, err := kubeClient.ListPods(nil)
if err != nil || len(pods.Items) != 2 {
log.Fatal("FAILED")
}
log.Printf("OK")
}
func main() {
flag.Parse()
util.InitLogs()
defer util.FlushLogs()
verflag.PrintAndExitIfRequested()
if len(*master) == 0 {
glog.Fatal("usage: controller-manager -master <master>")
}
controllerManager := controller.MakeReplicationManager(
client.New("http://"+*master, nil))
controllerManager.Run(10 * time.Second)
select {}
}
func main() {
flag.Parse()
if len(*etcd_servers) == 0 || len(*master) == 0 {
log.Fatal("usage: controller-manager -etcd_servers <servers> -master <master>")
}
// Set up logger for etcd client
etcd.SetLogger(log.New(os.Stderr, "etcd ", log.LstdFlags))
controllerManager := controller.MakeReplicationManager(etcd.NewClient([]string{*etcd_servers}),
client.Client{
Host: "http://" + *master,
})
controllerManager.Run(10 * time.Second)
select {}
}
func main() {
flag.Parse()
util.InitLogs()
defer util.FlushLogs()
if len(*etcdServers) == 0 || len(*master) == 0 {
glog.Fatal("usage: controller-manager -etcd_servers <servers> -master <master>")
}
// Set up logger for etcd client
etcd.SetLogger(util.NewLogger("etcd "))
controllerManager := controller.MakeReplicationManager(
etcd.NewClient([]string{*etcdServers}),
client.New("http://"+*master, nil))
controllerManager.Run(10 * time.Second)
select {}
}
func startComponents(manifestURL string) (apiServerURL string) {
// Setup
servers := []string{"http://localhost:4001"}
glog.Infof("Creating etcd client pointing to %v", servers)
machineList := []string{"localhost", "machine"}
// Master
m := master.New(servers, machineList, fakePodInfoGetter{}, nil, "")
apiserver := httptest.NewServer(m.ConstructHandler("/api/v1beta1"))
cl := client.New(apiserver.URL, nil)
cl.PollPeriod = time.Second * 1
cl.Sync = true
controllerManager := controller.MakeReplicationManager(etcd.NewClient(servers), cl)
controllerManager.Run(1 * time.Second)
// Kubelet
myKubelet := kubelet.Kubelet{
Hostname: machineList[0],
DockerClient: &fakeDocker1,
DockerPuller: &kubelet.FakeDockerPuller{},
FileCheckFrequency: 5 * time.Second,
SyncFrequency: 5 * time.Second,
HTTPCheckFrequency: 5 * time.Second,
}
go myKubelet.RunKubelet("", "", manifestURL, servers[0], "localhost", 10250)
// Create a second kubelet so that the guestbook example's two redis slaves both
// have a place they can schedule.
otherKubelet := kubelet.Kubelet{
Hostname: machineList[1],
DockerClient: &fakeDocker2,
DockerPuller: &kubelet.FakeDockerPuller{},
FileCheckFrequency: 5 * time.Second,
SyncFrequency: 5 * time.Second,
HTTPCheckFrequency: 5 * time.Second,
}
go otherKubelet.RunKubelet("", "", "", servers[0], "localhost", 10251)
return apiserver.URL
}
func main() {
util.InitLogs()
defer util.FlushLogs()
manifestUrl := ServeCachedManifestFile()
// Setup
servers := []string{"http://localhost:4001"}
glog.Infof("Creating etcd client pointing to %v", servers)
machineList := []string{"localhost", "machine"}
// Master
m := master.New(servers, machineList, nil)
apiserver := httptest.NewServer(m.ConstructHandler("/api/v1beta1"))
controllerManager := controller.MakeReplicationManager(etcd.NewClient(servers), client.New(apiserver.URL, nil))
controllerManager.Run(10 * time.Second)
// Kublet
fakeDocker1 := &kubelet.FakeDockerClient{}
myKubelet := kubelet.Kubelet{
Hostname: machineList[0],
DockerClient: fakeDocker1,
DockerPuller: &kubelet.FakeDockerPuller{},
FileCheckFrequency: 5 * time.Second,
SyncFrequency: 5 * time.Second,
HTTPCheckFrequency: 5 * time.Second,
}
go myKubelet.RunKubelet("", manifestUrl, servers[0], "localhost", 0)
// Create a second kublet so that the guestbook example's two redis slaves both
// have a place they can schedule.
fakeDocker2 := &kubelet.FakeDockerClient{}
otherKubelet := kubelet.Kubelet{
Hostname: machineList[1],
DockerClient: fakeDocker2,
DockerPuller: &kubelet.FakeDockerPuller{},
FileCheckFrequency: 5 * time.Second,
SyncFrequency: 5 * time.Second,
HTTPCheckFrequency: 5 * time.Second,
}
go otherKubelet.RunKubelet("", "", servers[0], "localhost", 0)
// Ok. we're good to go.
glog.Infof("API Server started on %s", apiserver.URL)
// Wait for the synchronization threads to come up.
time.Sleep(time.Second * 10)
kubeClient := client.New(apiserver.URL, nil)
data, err := ioutil.ReadFile("api/examples/controller.json")
if err != nil {
glog.Fatalf("Unexpected error: %#v", err)
}
var controllerRequest api.ReplicationController
if err = json.Unmarshal(data, &controllerRequest); err != nil {
glog.Fatalf("Unexpected error: %#v", err)
}
if _, err = kubeClient.CreateReplicationController(controllerRequest); err != nil {
glog.Fatalf("Unexpected error: %#v", err)
}
// Give the controllers some time to actually create the pods
time.Sleep(time.Second * 10)
// Validate that they're truly up.
pods, err := kubeClient.ListPods(nil)
if err != nil || len(pods.Items) != 2 {
glog.Fatal("FAILED")
}
// Check that kubelet tried to make the pods.
// Using a set to list unique creation attempts. Our fake is
// really stupid, so kubelet tries to create these multiple times.
createdPods := map[string]struct{}{}
for _, p := range fakeDocker1.Created {
// The last 8 characters are random, so slice them off.
if n := len(p); n > 8 {
createdPods[p[:n-8]] = struct{}{}
}
}
for _, p := range fakeDocker2.Created {
// The last 8 characters are random, so slice them off.
if n := len(p); n > 8 {
createdPods[p[:n-8]] = struct{}{}
}
}
// We expect 5: 2 net containers + 2 pods from the replication controller +
// 1 net container + 2 pods from the URL.
if len(createdPods) != 7 {
glog.Fatalf("Unexpected list of created pods: %#v\n", createdPods)
}
glog.Infof("OK")
}