Make PortalIP alloc HA

* Add an allocator which saves state in etcd
* Perform PortalIP allocation check on startup and periodically afterwards

Also expose methods in master for downstream components to handle IP allocation
/ master registration themselves.
This commit is contained in:
Clayton Coleman
2015-05-03 18:44:05 -04:00
parent 0d16f43475
commit e200d5a317
31 changed files with 1475 additions and 811 deletions

View File

@@ -391,14 +391,15 @@ func TestAuthModeAlwaysAllow(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
})
transport := http.DefaultTransport
@@ -530,14 +531,15 @@ func TestAuthModeAlwaysDeny(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysDenyAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysDenyAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
})
transport := http.DefaultTransport
@@ -596,15 +598,16 @@ func TestAliceNotForbiddenOrUnauthorized(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: allowAliceAuthorizer{},
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: allowAliceAuthorizer{},
AdmissionControl: admit.NewAlwaysAdmit(),
})
previousResourceVersion := make(map[string]float64)
@@ -684,15 +687,16 @@ func TestBobIsForbidden(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: allowAliceAuthorizer{},
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: allowAliceAuthorizer{},
AdmissionControl: admit.NewAlwaysAdmit(),
})
transport := http.DefaultTransport
@@ -744,15 +748,16 @@ func TestUnknownUserIsUnauthorized(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: allowAliceAuthorizer{},
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: allowAliceAuthorizer{},
AdmissionControl: admit.NewAlwaysAdmit(),
})
transport := http.DefaultTransport
@@ -823,15 +828,16 @@ func TestNamespaceAuthorization(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: a,
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: a,
AdmissionControl: admit.NewAlwaysAdmit(),
})
previousResourceVersion := make(map[string]float64)
@@ -937,15 +943,16 @@ func TestKindAuthorization(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: a,
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: a,
AdmissionControl: admit.NewAlwaysAdmit(),
})
previousResourceVersion := make(map[string]float64)
@@ -1038,15 +1045,16 @@ func TestReadOnlyAuthorization(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: a,
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authenticator: getTestTokenAuth(),
Authorizer: a,
AdmissionControl: admit.NewAlwaysAdmit(),
})
transport := http.DefaultTransport

View File

@@ -69,14 +69,15 @@ func TestUnschedulableNodes(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
})
restClient := client.NewOrDie(&client.Config{Host: s.URL, Version: testapi.Version()})

View File

@@ -63,14 +63,15 @@ func TestSecrets(t *testing.T) {
defer s.Close()
m = master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableUISupport: false,
EnableIndex: true,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
})
deleteAllEtcdKeys()

View File

@@ -73,14 +73,15 @@ func runAMaster(t *testing.T) (*master.Master, *httptest.Server) {
}
m := master.New(&master.Config{
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableLogsSupport: false,
EnableProfiling: true,
EnableUISupport: false,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
EtcdHelper: helper,
KubeletClient: client.FakeKubeletClient{},
EnableCoreControllers: true,
EnableLogsSupport: false,
EnableProfiling: true,
EnableUISupport: false,
APIPrefix: "/api",
Authorizer: apiserver.NewAlwaysAllowAuthorizer(),
AdmissionControl: admit.NewAlwaysAdmit(),
})
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {