// Copyright (c) 2015 Uber Technologies, 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 com.uber.jenkins.phabricator;
import com.google.common.annotations.VisibleForTesting;
import com.uber.jenkins.phabricator.conduit.ConduitAPIClient;
import com.uber.jenkins.phabricator.conduit.ConduitAPIException;
import com.uber.jenkins.phabricator.conduit.Differential;
import com.uber.jenkins.phabricator.conduit.DifferentialClient;
import com.uber.jenkins.phabricator.credentials.ConduitCredentials;
import com.uber.jenkins.phabricator.tasks.ApplyPatchTask;
import com.uber.jenkins.phabricator.tasks.SendHarbormasterResultTask;
import com.uber.jenkins.phabricator.tasks.SendHarbormasterUriTask;
import com.uber.jenkins.phabricator.tasks.Task;
import com.uber.jenkins.phabricator.utils.CommonUtils;
import com.uber.jenkins.phabricator.utils.Logger;
import hudson.EnvVars;
import hudson.FilePath;
import hudson.Launcher;
import hudson.model.AbstractBuild;
import hudson.model.BuildListener;
import hudson.model.Cause;
import hudson.model.CauseAction;
import hudson.model.Executor;
import hudson.model.Job;
import hudson.model.ParameterValue;
import hudson.model.ParametersAction;
import hudson.model.Result;
import hudson.model.Run;
import hudson.tasks.BuildWrapper;
import hudson.util.RunList;
import org.kohsuke.stapler.DataBoundConstructor;
import org.kohsuke.stapler.DataBoundSetter;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
public class PhabricatorBuildWrapper extends BuildWrapper {
private static final String CONDUIT_TAG = "conduit";
private static final String DEFAULT_GIT_PATH = "git";
private static final String DIFFERENTIAL_SUMMARY = "PHABRICATOR_DIFFERENTIAL_SUMMARY";
private static final String DIFFERENTIAL_AUTHOR = "PHABRICATOR_DIFFERENTIAL_AUTHOR";
private static final String DIFFERENTIAL_BASE_COMMIT = "PHABRICATOR_DIFFERENTIAL_BASE_COMMIT";
private static final String DIFFERENTIAL_BRANCH = "PHABRICATOR_DIFFERENTIAL_BRANCH";
private final boolean createCommit;
private final boolean applyToMaster;
private final boolean skipForcedClean;
private final boolean createBranch;
private final boolean patchWithForceFlag;
private String workDir;
private String scmType;
@DataBoundConstructor
public PhabricatorBuildWrapper(boolean createCommit, boolean applyToMaster,
boolean skipForcedClean,
boolean createBranch, boolean patchWithForceFlag) {
this.createCommit = createCommit;
this.applyToMaster = applyToMaster;
this.skipForcedClean = skipForcedClean;
this.createBranch = createBranch;
this.patchWithForceFlag = patchWithForceFlag;
this.workDir = null;
this.scmType = "git";
}
@DataBoundSetter
public void setWorkDir(final String workDir) {
this.workDir = workDir;
}
@DataBoundSetter
public void setScmType(final String scmType) {
this.scmType = scmType;
}
/** {@inheritDoc} */
@Override
public Environment setUp(AbstractBuild build,
Launcher launcher,
BuildListener listener) throws IOException, InterruptedException {
EnvVars environment = build.getEnvironment(listener);
Logger logger = new Logger(listener.getLogger());
if (environment == null) {
return this.ignoreBuild(logger, "No environment variables found?!");
}
final Map<String, String> envAdditions = new HashMap<String, String>();
String phid = environment.get(PhabricatorPlugin.PHID_FIELD);
String diffID = environment.get(PhabricatorPlugin.DIFFERENTIAL_ID_FIELD);
if (CommonUtils.isBlank(diffID)) {
this.addShortText(build);
this.ignoreBuild(logger, "No differential ID found.");
return new Environment(){};
}
FilePath arcWorkPath;
if (this.workDir != null && this.workDir.length() > 0) {
arcWorkPath = build.getWorkspace().child(workDir);
} else {
arcWorkPath = build.getWorkspace();
}
LauncherFactory starter = new LauncherFactory(launcher, environment, listener.getLogger(), arcWorkPath);
ConduitAPIClient conduitClient;
try {
conduitClient = getConduitClient(build.getParent(), logger);
} catch (ConduitAPIException e) {
e.printStackTrace(logger.getStream());
logger.warn(CONDUIT_TAG, e.getMessage());
return null;
}
DifferentialClient diffClient = new DifferentialClient(diffID, conduitClient);
if (!CommonUtils.isBlank(phid)) {
logger.info("harbormaster", "Sending Harbormaster BUILD_URL via PHID: " + phid);
String buildUrl = environment.get("BUILD_URL");
Task.Result sendUriResult = new SendHarbormasterUriTask(logger, diffClient, phid, buildUrl).run();
if (sendUriResult != Task.Result.SUCCESS) {
logger.info("harbormaster", "Unable to send BUILD_URL to Harbormaster");
}
}
Differential diff;
try {
diff = new Differential(diffClient.fetchDiff());
diff.setCommitMessage(diffClient.getCommitMessage(diff.getRevisionID(false)));
diff.decorate(build, this.getPhabricatorURL(build.getParent()));
logger.info(CONDUIT_TAG, "Fetching differential from Conduit API");
envAdditions.put(DIFFERENTIAL_AUTHOR, diff.getAuthorEmail());
envAdditions.put(DIFFERENTIAL_BASE_COMMIT, diff.getBaseCommit());
envAdditions.put(DIFFERENTIAL_BRANCH, diff.getBranch());
envAdditions.put(DIFFERENTIAL_SUMMARY, diff.getCommitMessage());
} catch (ConduitAPIException e) {
e.printStackTrace(logger.getStream());
logger.warn(CONDUIT_TAG, "Unable to fetch differential from Conduit API");
logger.warn(CONDUIT_TAG, e.getMessage());
return null;
}
String baseCommit = "origin/master";
if (!applyToMaster) {
baseCommit = diff.getBaseCommit();
}
final String conduitToken = this.getConduitToken(build.getParent(), logger);
Task.Result result = new ApplyPatchTask(
logger, starter, baseCommit, diffID, conduitToken, getArcPath(),
DEFAULT_GIT_PATH, createCommit, skipForcedClean, createBranch,
patchWithForceFlag, scmType
).run();
if (result != Task.Result.SUCCESS) {
logger.warn("arcanist", "Error applying arc patch; got non-zero exit code " + result);
Task.Result failureResult = new SendHarbormasterResultTask(logger, diffClient, phid, false, null, null, null).run();
if (failureResult != Task.Result.SUCCESS) {
// such failure, very broke
logger.warn("arcanist", "Unable to notify harbormaster of patch failure");
}
// Indicate failure
return null;
}
return new Environment(){
@Override
public void buildEnvVars(Map<String, String> env) {
EnvVars envVars = new EnvVars(env);
envVars.putAll(envAdditions);
env.putAll(envVars);
}
};
}
/**
* Abort running builds when new build referencing same revision is scheduled to run
*/
@Override
public void preCheckout(AbstractBuild build, Launcher launcher, BuildListener listener) throws IOException,
InterruptedException {
String abortOnRevisionId = getAbortOnRevisionId(build);
// If ABORT_ON_REVISION_ID is available
if (!CommonUtils.isBlank(abortOnRevisionId)) {
// Create a cause of interruption
PhabricatorCauseOfInterruption causeOfInterruption =
new PhabricatorCauseOfInterruption(build.getUrl());
Run upstreamRun = getUpstreamRun(build);
// Get the running builds that were scheduled before the current one
RunList<AbstractBuild> runningBuilds = (RunList<AbstractBuild>) build.getProject().getBuilds();
for (AbstractBuild runningBuild : runningBuilds) {
Executor executor = runningBuild.getExecutor();
Run runningBuildUpstreamRun = getUpstreamRun(runningBuild);
// Ignore builds that were triggered by the same upstream build
// Find builds triggered with the same ABORT_ON_REVISION_ID_FIELD
if (runningBuild.isBuilding()
&& runningBuild.number < build.number
&& abortOnRevisionId.equals(getAbortOnRevisionId(runningBuild))
&& (upstreamRun == null
|| runningBuildUpstreamRun == null
|| !upstreamRun.equals(runningBuildUpstreamRun))
&& executor != null) {
// Abort the builds
executor.interrupt(Result.ABORTED, causeOfInterruption);
}
}
}
}
protected Object readResolve() {
if (scmType == null) {
scmType = "git";
}
return this;
}
private void addShortText(final AbstractBuild build) {
build.addAction(PhabricatorPostbuildAction.createShortText("master", null));
}
private Environment ignoreBuild(Logger logger, String message) {
logger.info("ignore-build", message);
return new Environment(){};
}
private ConduitAPIClient getConduitClient(Job owner, Logger logger) throws ConduitAPIException {
ConduitCredentials credentials = getConduitCredentials(owner);
if (credentials == null) {
throw new ConduitAPIException("No credentials configured for conduit");
}
return new ConduitAPIClient(credentials.getGateway(), getConduitToken(owner, logger));
}
private ConduitCredentials getConduitCredentials(Job owner) {
return getDescriptor().getCredentials(owner);
}
@SuppressWarnings("UnusedDeclaration")
public boolean isCreateCommit() {
return createCommit;
}
@SuppressWarnings("UnusedDeclaration")
public boolean isApplyToMaster() {
return applyToMaster;
}
@SuppressWarnings("UnusedDeclaration")
public boolean isCreateBranch() {
return createBranch;
}
@SuppressWarnings("unused")
public boolean isPatchWithForceFlag() {
return patchWithForceFlag;
}
@SuppressWarnings("unused")
public String getWorkDir() {
return workDir;
}
@SuppressWarnings("unused")
public String getScmType() {
return scmType;
}
private String getPhabricatorURL(Job owner) {
ConduitCredentials credentials = getConduitCredentials(owner);
if (credentials != null) {
return credentials.getUrl();
}
return null;
}
private String getConduitToken(Job owner, Logger logger) {
ConduitCredentials credentials = getConduitCredentials(owner);
if (credentials != null) {
return credentials.getToken().getPlainText();
}
logger.warn("credentials", "No credentials configured.");
return null;
}
/**
* Return the path to the arcanist executable
* @return a string, fully-qualified or not, could just be "arc"
*/
private String getArcPath() {
final String providedPath = getDescriptor().getArcPath();
if (CommonUtils.isBlank(providedPath)) {
return "arc";
}
return providedPath;
}
// Overridden for better type safety.
@Override
public PhabricatorBuildWrapperDescriptor getDescriptor() {
return (PhabricatorBuildWrapperDescriptor)super.getDescriptor();
}
@VisibleForTesting
static String getAbortOnRevisionId(AbstractBuild build) {
ParametersAction parameters = build.getAction(ParametersAction.class);
if (parameters != null) {
ParameterValue parameterValue = parameters.getParameter(
PhabricatorPlugin.ABORT_ON_REVISION_ID_FIELD);
if (parameterValue != null) {
return (String) parameterValue.getValue();
}
}
return null;
}
@VisibleForTesting
static Run<?, ?> getUpstreamRun(AbstractBuild build) {
CauseAction action = build.getAction(hudson.model.CauseAction.class);
if (action != null) {
Cause.UpstreamCause upstreamCause = action.findCause(hudson.model.Cause.UpstreamCause.class);
if (upstreamCause != null) {
return upstreamCause.getUpstreamRun();
}
}
return null;
}
}