/*
* 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.testing;
import com.google.common.util.concurrent.ListenableFuture;
import com.spotify.helios.client.HeliosClient;
import com.spotify.helios.common.descriptors.Job;
import com.spotify.helios.common.descriptors.JobId;
import com.spotify.helios.common.protocol.JobDeleteResponse;
import com.spotify.helios.common.protocol.JobUndeployResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import static java.lang.String.format;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
class Jobs {
private static final Logger log = LoggerFactory.getLogger(Jobs.class);
static final long TIMEOUT_MILLIS = TimeUnit.MINUTES.toMillis(5);
static <T> T get(final ListenableFuture<T> future)
throws InterruptedException, ExecutionException, TimeoutException {
return get(future, TIMEOUT_MILLIS);
}
static <T> T get(final ListenableFuture<T> future, final long timeout)
throws InterruptedException, ExecutionException, TimeoutException {
return future.get(timeout, MILLISECONDS);
}
static String getJobDescription(final Job job) {
final String shortHash = job.getId().getHash().substring(0, 7);
return String.format("%s (Job %s)", job.getImage(), shortHash);
}
/**
* Undeploy the job from all specified hosts, and delete the job. Any failures will be ignored,
* and we will keep trying each host. A list of errors encountered along the way will be returned
* to the caller.
* @param client the HeliosClient to use
* @param job the job to undeploy and delete
* @param hosts the hosts to undeploy from
* @param errors errors encountered during the undeploy will be added to this list
* @return the list of errors
*/
static List<AssertionError> undeploy(final HeliosClient client, final Job job,
final List<String> hosts,
final List<AssertionError> errors) {
final JobId id = job.getId();
for (String host : hosts) {
log.info("Undeploying {} from {}", getJobDescription(job), host);
final JobUndeployResponse response;
try {
response = get(client.undeploy(id, host));
if (response.getStatus() != JobUndeployResponse.Status.OK &&
response.getStatus() != JobUndeployResponse.Status.JOB_NOT_FOUND) {
errors.add(new AssertionError(format("Failed to undeploy job %s - %s",
id, response)));
}
} catch (InterruptedException | ExecutionException | TimeoutException e) {
errors.add(new AssertionError(e));
}
}
try {
log.debug("Deleting job {}", id);
final JobDeleteResponse response = get(client.deleteJob(id));
if (response.getStatus() != JobDeleteResponse.Status.OK &&
response.getStatus() != JobDeleteResponse.Status.JOB_NOT_FOUND) {
errors.add(new AssertionError(format("Failed to delete job %s - %s",
id.toString(), response.toString())));
}
} catch (InterruptedException | ExecutionException | TimeoutException e) {
errors.add(new AssertionError(e));
}
return errors;
}
}