Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/2315#discussion_r75113264
--- Diff:
flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/MesosTaskManagerRunner.java
---
@@ -0,0 +1,117 @@
+/*
+ * 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.flink.mesos.runtime.clusterframework;
+
+import java.io.IOException;
+import java.security.PrivilegedAction;
+import java.util.Map;
+
+import org.apache.flink.configuration.ConfigConstants;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.mesos.cli.FlinkMesosSessionCli;
+import org.apache.flink.runtime.clusterframework.types.ResourceID;
+import org.apache.flink.runtime.taskmanager.TaskManager;
+import org.apache.flink.runtime.util.EnvironmentInformation;
+
+import org.apache.flink.util.Preconditions;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.security.token.Token;
+import org.apache.hadoop.security.token.TokenIdentifier;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * The entry point for running a TaskManager in a Mesos container.
+ */
+public class MesosTaskManagerRunner {
+
+ private static final Logger LOG =
LoggerFactory.getLogger(MesosTaskManagerRunner.class);
+
+ /** The process environment variables */
+ private static final Map<String, String> ENV = System.getenv();
+
+ public static void runTaskManager(String[] args, final Class<? extends
TaskManager> taskManager) throws IOException {
+ EnvironmentInformation.logEnvironmentInfo(LOG,
taskManager.getSimpleName(), args);
+ org.apache.flink.runtime.util.SignalHandler.register(LOG);
+
+ // try to parse the command line arguments
+ final Configuration configuration;
+ try {
+ configuration =
TaskManager.parseArgsAndLoadConfig(args);
+
+ // add dynamic properties to TaskManager configuration.
+ final Configuration dynamicProperties =
+
FlinkMesosSessionCli.decodeDynamicProperties(ENV.get(MesosConfigKeys.ENV_DYNAMIC_PROPERTIES));
+ LOG.debug("Mesos dynamic properties: {}",
dynamicProperties);
+ configuration.addAll(dynamicProperties);
+ }
+ catch (Throwable t) {
+ LOG.error(t.getMessage(), t);
+ System.exit(TaskManager.STARTUP_FAILURE_RETURN_CODE());
+ return;
+ }
+
+ // read the environment variables
+ final Map<String, String> envs = System.getenv();
+ final String effectiveUsername =
envs.get(MesosConfigKeys.ENV_CLIENT_USERNAME);
+ final String tmpDirs =
envs.get(MesosConfigKeys.ENV_FLINK_TMP_DIR);
+
+ // configure local directory
+ String flinkTempDirs =
configuration.getString(ConfigConstants.TASK_MANAGER_TMP_DIR_KEY, null);
+ if (flinkTempDirs != null) {
+ LOG.info("Overriding Mesos temporary file directories
with those " +
+ "specified in the Flink config: " +
flinkTempDirs);
--- End diff --
`{}`
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