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GitHubRepositoryEventSubscriber.java
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GitHubRepositoryEventSubscriber.java
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/*
* The MIT License
*
* Copyright 2016 CloudBees, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.jenkinsci.plugins.github_branch_source;
import com.cloudbees.jenkins.GitHubRepositoryName;
import edu.umd.cs.findbugs.annotations.NonNull;
import hudson.Extension;
import hudson.model.Item;
import hudson.model.Job;
import java.io.IOException;
import java.io.StringReader;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.annotation.Nullable;
import jenkins.scm.api.SCMNavigator;
import jenkins.scm.api.SCMNavigatorOwner;
import jenkins.scm.api.SCMSource;
import jenkins.scm.api.SCMSourceEvent;
import jenkins.util.Timer;
import org.jenkinsci.plugins.github.extension.GHEventsSubscriber;
import org.kohsuke.github.GHEvent;
import org.kohsuke.github.GHEventPayload;
import org.kohsuke.github.GitHub;
import static com.google.common.collect.Sets.immutableEnumSet;
import static java.util.logging.Level.FINE;
import static java.util.logging.Level.WARNING;
import static org.kohsuke.github.GHEvent.REPOSITORY;
/**
* This subscriber manages {@link org.kohsuke.github.GHEvent} REPOSITORY.
*/
@Extension
public class GitHubRepositoryEventSubscriber extends GHEventsSubscriber {
private static final Logger LOGGER = Logger.getLogger(GitHubRepositoryEventSubscriber.class.getName());
private static final Pattern REPOSITORY_NAME_PATTERN = Pattern.compile("https?://([^/]+)/([^/]+)/([^/]+)");
// TODO Post JENKINS-39533 @Override
protected boolean isApplicable(@Nullable Item item) {
if (item instanceof SCMNavigatorOwner) {
for (SCMNavigator navigator : ((SCMNavigatorOwner) item).getSCMNavigators()) {
if (navigator instanceof GitHubSCMNavigator) {
return true; // TODO allow navigators to opt-out
}
}
}
return false;
}
// TODO Post JENKINS-39533 delete
@Override
protected boolean isApplicable(@Nullable Job<?, ?> job) {
return isApplicable((Item)job);
}
/**
* @return set with only REPOSITORY event
*/
@Override
protected Set<GHEvent> events() {
return immutableEnumSet(REPOSITORY);
}
/**
* @param event only REPOSITORY event
* @param payload payload of gh-event. Never blank
*/
@Override
protected void onEvent(GHEvent event, String payload) {
try {
final GHEventPayload.Repository p = GitHub.offline()
.parseEventPayload(new StringReader(payload), GHEventPayload.Repository.class);
String action = p.getAction();
String repoUrl = p.getRepository().getHtmlUrl().toExternalForm();
LOGGER.log(Level.FINE, "Received {0} for {1}", new Object[]{event, repoUrl});
boolean fork = p.getRepository().isFork();
Matcher matcher = REPOSITORY_NAME_PATTERN.matcher(repoUrl);
if (matcher.matches()) {
final GitHubRepositoryName repo = GitHubRepositoryName.create(repoUrl);
if (repo == null) {
LOGGER.log(WARNING, "Malformed repository URL {0}", repoUrl);
return;
}
if (!"created".equals(action)) {
LOGGER.log(FINE, "Repository {0} was {1} not created, will be ignored",
new Object[]{repo.getRepositoryName(), action});
return;
}
if (!fork) {
LOGGER.log(FINE, "Repository {0} was created but it is empty, will be ignored",
repo.getRepositoryName());
return;
}
final NewSCMSourceEvent e = new NewSCMSourceEvent(p, repo);
// Delaying the indexing for some seconds to avoid GitHub cache
Timer.get().schedule(new Runnable() {
@Override
public void run() {
SCMSourceEvent.fireNow(e);
}
}, 5, TimeUnit.SECONDS);
} else {
LOGGER.log(WARNING, "Malformed repository URL {0}", repoUrl);
}
} catch (IOException e) {
LogRecord lr = new LogRecord(Level.WARNING, "Could not parse {0} event with payload: {1}");
lr.setParameters(new Object[]{event, payload});
lr.setThrown(e);
LOGGER.log(lr);
}
}
private static class NewSCMSourceEvent extends SCMSourceEvent<GHEventPayload.Repository> {
private final String repoHost;
private final String repoOwner;
private final String repository;
public NewSCMSourceEvent(GHEventPayload.Repository event, GitHubRepositoryName repo) {
super(Type.CREATED, event);
this.repoHost = repo.getHost();
this.repoOwner = event.getRepository().getOwnerName();
this.repository = event.getRepository().getName();
}
private boolean isApiMatch(String apiUri) {
return repoHost.equals(RepositoryUriResolver.hostnameFromApiUri(apiUri));
}
@Override
public boolean isMatch(@NonNull SCMNavigator navigator) {
return navigator instanceof GitHubSCMNavigator
&& isApiMatch(((GitHubSCMNavigator) navigator).getApiUri())
&& repoOwner.equals(((GitHubSCMNavigator) navigator).getRepoOwner());
}
@Override
public boolean isMatch(@NonNull SCMSource source) {
return source instanceof GitHubSCMSource
&& isApiMatch(((GitHubSCMSource) source).getApiUri())
&& repoOwner.equals(((GitHubSCMSource) source).getRepoOwner())
&& repository.equals(((GitHubSCMSource) source).getRepository());
}
@NonNull
@Override
public String getSourceName() {
return repository;
}
}
}