/*
* Copyright (c) 2014 Spotify AB.
*
* 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 com.spotify.helios.system;
import com.spotify.docker.client.DockerClient;
import com.spotify.docker.client.messages.ContainerConfig;
import com.spotify.docker.client.messages.Info;
import com.spotify.helios.client.HeliosClient;
import com.spotify.helios.common.descriptors.Deployment;
import com.spotify.helios.common.descriptors.Job;
import com.spotify.helios.common.descriptors.JobId;
import com.spotify.helios.common.descriptors.Resources;
import com.spotify.helios.common.descriptors.TaskStatus;
import com.spotify.helios.common.protocol.CreateJobResponse;
import com.spotify.helios.common.protocol.JobDeployResponse;
import org.junit.Before;
import org.junit.Test;
import static com.spotify.helios.common.descriptors.Goal.START;
import static com.spotify.helios.common.descriptors.HostStatus.Status.UP;
import static com.spotify.helios.common.descriptors.TaskStatus.State.RUNNING;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertEquals;
import static org.junit.Assume.assumeTrue;
public class ResourcesTest extends SystemTestBase {
private HeliosClient client;
private Job job;
private static final Long MEMORY = 10485760L;
private static final Long MEMORY_SWAP = 10485763L;
private static final Long CPU_SHARES = 512L;
private static final String CPUSET = "0-1";
@Before
public void setup() throws Exception {
startDefaultMaster();
client = defaultClient();
startDefaultAgent(testHost());
job = Job.newBuilder()
.setName(testJobName)
.setVersion(testJobVersion)
.setImage(BUSYBOX)
.setResources(new Resources(MEMORY, MEMORY_SWAP, CPU_SHARES, CPUSET))
.setCommand(IDLE_COMMAND)
.setCreatingUser(TEST_USER)
.build();
try (final DockerClient docker = getNewDockerClient()) {
// Only run this test if limits are actually supported
final Info info = docker.info();
assumeTrue(info.memoryLimit());
assumeTrue(info.swapLimit());
}
}
@Test
public void testClient() throws Exception {
final CreateJobResponse created = client.createJob(job).get();
assertEquals(CreateJobResponse.Status.OK, created.getStatus());
JobId jobId = job.getId();
// Wait for agent to come up
awaitHostRegistered(client, testHost(), LONG_WAIT_SECONDS, SECONDS);
awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);
// Deploy the job on the agent
final Deployment deployment = Deployment.of(jobId, START);
final JobDeployResponse deployed = client.deploy(deployment, testHost()).get();
assertEquals(JobDeployResponse.Status.OK, deployed.getStatus());
// Wait for the job to run
final TaskStatus taskStatus = awaitJobState(
client, testHost(), jobId, RUNNING, LONG_WAIT_SECONDS, SECONDS);
assertJobEquals(job, taskStatus.getJob());
try (final DockerClient docker = getNewDockerClient()) {
final ContainerConfig containerConfig =
docker.inspectContainer(taskStatus.getContainerId()).config();
assertEquals(MEMORY, containerConfig.memory());
assertEquals(MEMORY_SWAP, containerConfig.memorySwap());
assertEquals(CPU_SHARES, containerConfig.cpuShares());
assertEquals(CPUSET, containerConfig.cpuset());
}
}
}