hadoop DockerExecCommand 源码
haddop DockerExecCommand 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/docker/DockerExecCommand.java
/*
* 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.hadoop.yarn.server.nodemanager.containermanager.linux.runtime.docker;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
/**
* Encapsulates the docker exec command and its command
* line arguments.
*/
public class DockerExecCommand extends DockerCommand {
private static final String EXEC_COMMAND = "exec";
private final Map<String, String> userEnv;
public DockerExecCommand(String containerId) {
super(EXEC_COMMAND);
super.addCommandArguments("name", containerId);
this.userEnv = new LinkedHashMap<String, String>();
}
public DockerExecCommand setInteractive() {
super.addCommandArguments("interactive", "true");
return this;
}
public DockerExecCommand setTTY() {
super.addCommandArguments("tty", "true");
return this;
}
public DockerExecCommand setOverrideCommandWithArgs(
List<String> overrideCommandWithArgs) {
for(String override: overrideCommandWithArgs) {
super.addCommandArguments("launch-command", override);
}
return this;
}
@Override
public Map<String, List<String>> getDockerCommandWithArguments() {
return super.getDockerCommandWithArguments();
}
}
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