Github user liyinan926 commented on a diff in the pull request:
https://github.com/apache/spark/pull/19468#discussion_r150624122
--- Diff:
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/scheduler/cluster/k8s/KubernetesClusterManager.scala
---
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.spark.scheduler.cluster.k8s
+
+import java.io.File
+
+import io.fabric8.kubernetes.client.Config
+
+import org.apache.spark.SparkContext
+import org.apache.spark.deploy.k8s.SparkKubernetesClientFactory
+import org.apache.spark.deploy.k8s.config._
+import org.apache.spark.deploy.k8s.constants._
+import org.apache.spark.internal.Logging
+import org.apache.spark.scheduler.{ExternalClusterManager,
SchedulerBackend, TaskScheduler, TaskSchedulerImpl}
+import org.apache.spark.util.ThreadUtils
+
+private[spark] class KubernetesClusterManager extends
ExternalClusterManager with Logging {
+
+ override def canCreate(masterURL: String): Boolean =
masterURL.startsWith("k8s")
+
+ override def createTaskScheduler(sc: SparkContext, masterURL: String):
TaskScheduler = {
+ new TaskSchedulerImpl(sc)
+ }
+
+ override def createSchedulerBackend(sc: SparkContext, masterURL: String,
scheduler: TaskScheduler)
--- End diff --
Done.
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