Initial Pod e2e test

test/e2e_node/util.go

@@ -0,0 +1,37 @@
+/*
+Copyright 2015 The Kubernetes Authors All rights reserved.
+
+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 e2e_node
+
+import (
+	"time"
+
+	client "k8s.io/kubernetes/pkg/client/unversioned"
+)
+
+type RetryFn func(cl *client.Client) error
+
+func Retry(maxWait time.Duration, wait time.Duration, cl *client.Client, retry RetryFn) []error {
+	errs := []error{}
+	for start := time.Now(); time.Now().Before(start.Add(maxWait)); {
+		if err := retry(cl); err != nil {
+			errs = append(errs, err)
+		} else {
+			return []error{}
+		}
+	}
+	return errs
+}