git subrepo clone (merge) https://github.com/kubernetes-incubator/metrics-server.git metrics-server
subrepo:
subdir: "metrics-server"
merged: "92d8412"
upstream:
origin: "https://github.com/kubernetes-incubator/metrics-server.git"
branch: "master"
commit: "92d8412"
git-subrepo:
version: "0.4.0"
origin: "???"
commit: "???"
diff --git a/metrics-server/vendor/google.golang.org/grpc/connectivity/connectivity.go b/metrics-server/vendor/google.golang.org/grpc/connectivity/connectivity.go
new file mode 100644
index 0000000..568ef5d
--- /dev/null
+++ b/metrics-server/vendor/google.golang.org/grpc/connectivity/connectivity.go
@@ -0,0 +1,72 @@
+/*
+ *
+ * Copyright 2017 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// Package connectivity defines connectivity semantics.
+// For details, see https://github.com/grpc/grpc/blob/master/doc/connectivity-semantics-and-api.md.
+// All APIs in this package are experimental.
+package connectivity
+
+import (
+ "golang.org/x/net/context"
+ "google.golang.org/grpc/grpclog"
+)
+
+// State indicates the state of connectivity.
+// It can be the state of a ClientConn or SubConn.
+type State int
+
+func (s State) String() string {
+ switch s {
+ case Idle:
+ return "IDLE"
+ case Connecting:
+ return "CONNECTING"
+ case Ready:
+ return "READY"
+ case TransientFailure:
+ return "TRANSIENT_FAILURE"
+ case Shutdown:
+ return "SHUTDOWN"
+ default:
+ grpclog.Errorf("unknown connectivity state: %d", s)
+ return "Invalid-State"
+ }
+}
+
+const (
+ // Idle indicates the ClientConn is idle.
+ Idle State = iota
+ // Connecting indicates the ClienConn is connecting.
+ Connecting
+ // Ready indicates the ClientConn is ready for work.
+ Ready
+ // TransientFailure indicates the ClientConn has seen a failure but expects to recover.
+ TransientFailure
+ // Shutdown indicates the ClientConn has started shutting down.
+ Shutdown
+)
+
+// Reporter reports the connectivity states.
+type Reporter interface {
+ // CurrentState returns the current state of the reporter.
+ CurrentState() State
+ // WaitForStateChange blocks until the reporter's state is different from the given state,
+ // and returns true.
+ // It returns false if <-ctx.Done() can proceed (ctx got timeout or got canceled).
+ WaitForStateChange(context.Context, State) bool
+}