Implement duplicate removal strategy.

pkg/rescheduler/strategies/duplicates.go

@@ -0,0 +1,48 @@
+/*
+Copyright 2017 The Kubernetes 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 strategies
+
+import (
+	"k8s.io/kubernetes/pkg/api/v1"
+	"k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
+
+	"github.com/aveshagarwal/rescheduler/pkg/rescheduler/node"
+	"github.com/aveshagarwal/rescheduler/pkg/rescheduler/pod"
+)
+
+type creator string
+type DuplicatePodsMap [creator][]*v1.Pod
+
+func RemoveDuplicatePods(client clientset.Interface) {
+}
+
+func RemoveDuplicatePodsOnANode(client clientset.Interface, node *v1.Node) {
+	pods := pod.ListPodsOnANode(client, node)
+}
+
+func FindDuplicatePods(pods []*v1.Pod) {
+	for i, pod := range pods {
+		sr, err := pod.CreatorRef(pod[i])
+		if err != nil || sr == nil {
+			continue
+		}
+		if pod.IsMirrorPod(pod) || IsDaemonsetPod(sr) || IsPodWithLocalStorage(pod) {
+			continue
+		}
+
+	}
+}