/*
* 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.yarn;
/**
* The Yarn environment variables used for settings of the containers.
*/
public class YarnConfigKeys {
// ------------------------------------------------------------------------
// Environment variable names
// ------------------------------------------------------------------------
public final static String ENV_TM_MEMORY = "_CLIENT_TM_MEMORY";
public final static String ENV_TM_COUNT = "_CLIENT_TM_COUNT";
public final static String ENV_APP_ID = "_APP_ID";
public static final String ENV_CLIENT_HOME_DIR = "_CLIENT_HOME_DIR";
public static final String ENV_CLIENT_SHIP_FILES = "_CLIENT_SHIP_FILES";
public static final String ENV_SLOTS = "_SLOTS";
public static final String ENV_DETACHED = "_DETACHED";
public static final String ENV_DYNAMIC_PROPERTIES = "_DYNAMIC_PROPERTIES";
public static final String ENV_FLINK_CLASSPATH = "_FLINK_CLASSPATH";
public final static String FLINK_JAR_PATH = "_FLINK_JAR_PATH"; // the Flink jar resource location (in HDFS).
public final static String KEYTAB_PATH = "_KEYTAB_PATH";
public final static String KEYTAB_PRINCIPAL = "_KEYTAB_PRINCIPAL";
public final static String ENV_HADOOP_USER_NAME = "HADOOP_USER_NAME";
public static final String ENV_ZOOKEEPER_NAMESPACE = "_ZOOKEEPER_NAMESPACE";
public static final String ENV_KRB5_PATH = "_KRB5_PATH";
public static final String ENV_YARN_SITE_XML_PATH = "_YARN_SITE_XML_PATH";
// ------------------------------------------------------------------------
/** Private constructor to prevent instantiation */
private YarnConfigKeys() {}
}