| /** |
| * 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.storm.container.cgroup; |
| |
| import java.io.IOException; |
| import java.util.Set; |
| |
| public interface CgroupCommonOperation { |
| |
| /** |
| * add task to cgroup. |
| * |
| * @param taskid task id of task to add |
| */ |
| public void addTask(int taskid) throws IOException; |
| |
| /** |
| * Get a list of task ids running in CGroup. |
| */ |
| public Set<Integer> getTasks() throws IOException; |
| |
| /** |
| * add a process to cgroup. |
| * |
| * @param pid the PID of the process to add |
| */ |
| public void addProcs(int pid) throws IOException; |
| |
| /** |
| * get the PIDs of processes running in cgroup. |
| */ |
| public Set<Long> getPids() throws IOException; |
| |
| /** |
| * to get the notify_on_release config. |
| */ |
| public boolean getNotifyOnRelease() throws IOException; |
| |
| /** |
| * to set notify_on_release config in cgroup. |
| */ |
| public void setNotifyOnRelease(boolean flag) throws IOException; |
| |
| /** |
| * get the command for the relase agent to execute. |
| */ |
| public String getReleaseAgent() throws IOException; |
| |
| /** |
| * set a command for the release agent to execute. |
| */ |
| public void setReleaseAgent(String command) throws IOException; |
| |
| /** |
| * get the cgroup.clone_children config. |
| */ |
| public boolean getCgroupCloneChildren() throws IOException; |
| |
| /** |
| * Set the cgroup.clone_children config. |
| */ |
| public void setCgroupCloneChildren(boolean flag) throws IOException; |
| |
| /** |
| * set event control config. |
| */ |
| public void setEventControl(String eventFd, String controlFd, String... args) throws IOException; |
| } |