@Override
public Revision decorateRevisionToBuild(
GitSCM scm, AbstractBuild<?, ?> build, GitClient git, BuildListener listener, Revision rev)
throws IOException, InterruptedException {
String remoteBranchRef =
GitSCM.getParameterString(options.getRef(), build.getEnvironment(listener));
// if the branch we are merging is already at the commit being built, the entire merge becomes
// no-op
// so there's nothing to do
if (rev.containsBranchName(remoteBranchRef)) return rev;
// Only merge if there's a branch to merge that isn't us..
listener
.getLogger()
.println(
"Merging "
+ rev
+ " onto "
+ remoteBranchRef
+ " using "
+ scm.getUserMergeOptions().getMergeStrategy().toString()
+ " strategy");
// checkout origin/blah
ObjectId target = git.revParse(remoteBranchRef);
String paramLocalBranch = scm.getParamLocalBranch(build);
git.checkoutBranch(paramLocalBranch, remoteBranchRef);
try {
MergeCommand cmd = git.merge().setRevisionToMerge(rev.getSha1());
for (GitSCMExtension ext : scm.getExtensions())
ext.decorateMergeCommand(scm, build, git, listener, cmd);
cmd.execute();
} catch (GitException ex) {
// merge conflict. First, avoid leaving any conflict markers in the working tree
// by checking out some known clean state. We don't really mind what commit this is,
// since the next build is going to pick its own commit to build, but 'rev' is as good any.
git.checkoutBranch(paramLocalBranch, rev.getSha1String());
// record the fact that we've tried building 'rev' and it failed, or else
// BuildChooser in future builds will pick up this same 'rev' again and we'll see the exact
// same merge failure
// all over again.
scm.getBuildData(build).saveBuild(new Build(rev, build.getNumber(), FAILURE));
throw new AbortException("Branch not suitable for integration as it does not merge cleanly");
}
build.addAction(new MergeRecord(remoteBranchRef, target.getName()));
return new GitUtils(listener, git).getRevisionForSHA1(git.revParse(HEAD));
}
private void insertChangeId(ObjectId treeId) throws IOException {
ObjectId firstParentId = null;
if (!parents.isEmpty()) firstParentId = parents.get(0);
ObjectId changeId =
ChangeIdUtil.computeChangeId(treeId, firstParentId, author, committer, message);
message = ChangeIdUtil.insertId(message, changeId);
if (changeId != null)
message =
message.replaceAll(
"\nChange-Id: I" + ObjectId.zeroId().getName() + "\n",
"\nChange-Id: I" + changeId.getName() + "\n");
}
private Git.Head getHead(final Repository repository) throws IOException {
ObjectId revision = repository.resolve(Constants.HEAD);
RevCommit commit = new RevWalk(repository).parseCommit(revision);
Git.Head head =
new Git.Head(
revision.getName(),
commit.getAuthorIdent().getName(),
commit.getAuthorIdent().getEmailAddress(),
commit.getCommitterIdent().getName(),
commit.getCommitterIdent().getEmailAddress(),
commit.getFullMessage());
return head;
}
@Test
public void test() throws Exception {
GitService git = lookup(GitService.class);
File gitDir = git.getWorkingDir();
String tag = "mock-1.0" + System.currentTimeMillis();
VersionContext context = new VersionContext(0, tag, "test", "test", "test");
git.setup(context);
git.pull(context);
git.clearWorkingDir(context);
downloadAndExtractTo(tag, gitDir);
ObjectId objId = git.commit(context);
git.push(context);
Collection<Ref> refs = git.lsRemote();
boolean tagExist = false;
boolean commitSuccess = false;
if (refs != null) {
for (Ref ref : refs) {
if (ref.getName().equals(REFS_TAGS + tag)) {
tagExist = true;
}
if (ref.getObjectId().getName().equals(objId.getName())) {
commitSuccess = true;
}
}
}
Assert.assertTrue(tagExist);
Assert.assertTrue(commitSuccess);
git.removeTag(context);
refs = git.lsRemote();
tagExist = false;
if (refs != null) {
for (Ref ref : refs) {
if (ref.getName().equals(REFS_TAGS + tag)) {
tagExist = true;
}
}
}
Assert.assertFalse(tagExist);
}
/**
* Adds properties to the specified {@code transformer} for the current Git commit hash. The
* following properties are added to {@code transformer}:
*
* <ul>
* <li>{@code repository.commit}: The full commit hash, in lowercase hexadecimal form.
* <li>{@code repository.commit.short}: The abbreviated commit hash, which is the first {@code
* abbrevLen} hexadecimal characters of the full commit hash.
* </ul>
*
* <p>If {@code baseDir} is not currently stored in a Git repository, or if the current Git commit
* hash could not be determined, this method logs a warning and returns {@code false}.
*
* @param transformer The transformer.
* @param baseDir The base directory where versioned files are contained.
* @param abbrevLen The length of the abbreviated commit hash to create, in number of hexadecimal
* characters.
* @param log The Maven log instance.
* @return {@code true} if the commit hash was identified and the properties added to the {@code
* transformer}; otherwise, {@code false}.
*/
public static boolean addCommitProperties(
Transformer transformer, File baseDir, int abbrevLen, Log log) {
try {
RepositoryBuilder builder = new RepositoryBuilder();
Repository repository = builder.findGitDir(baseDir).readEnvironment().build();
ObjectId objectId = repository.resolve(Constants.HEAD);
if (objectId != null) {
transformer.setParameter("repository.commit", objectId.getName());
transformer.setParameter("repository.commit.short", objectId.abbreviate(abbrevLen).name());
return true;
} else {
log.warn("Could not determine current repository commit hash.");
return false;
}
} catch (IOException ex) {
log.warn("Could not determine current repository commit hash.", ex);
return false;
}
}
private void assertReflog(ObjectId prevHead, ObjectId head) throws IOException {
// Check the reflog for HEAD
String actualHeadMessage = db.getReflogReader(Constants.HEAD).getLastEntry().getComment();
String expectedHeadMessage = head.getName() + ": updating HEAD";
assertEquals(expectedHeadMessage, actualHeadMessage);
assertEquals(
head.getName(), db.getReflogReader(Constants.HEAD).getLastEntry().getNewId().getName());
assertEquals(
prevHead.getName(), db.getReflogReader(Constants.HEAD).getLastEntry().getOldId().getName());
// The reflog for master contains the same as the one for HEAD
String actualMasterMessage =
db.getReflogReader("refs/heads/master").getLastEntry().getComment();
String expectedMasterMessage = head.getName() + ": updating HEAD"; // yes!
assertEquals(expectedMasterMessage, actualMasterMessage);
assertEquals(
head.getName(), db.getReflogReader(Constants.HEAD).getLastEntry().getNewId().getName());
assertEquals(
prevHead.getName(),
db.getReflogReader("refs/heads/master").getLastEntry().getOldId().getName());
}
/**
* Update the submodules in one branch of one repository.
*
* @param subscriber the branch of the repository which should be changed.
* @param updates submodule updates which should be updated to.
* @throws SubmoduleException
*/
private void updateGitlinks(
ReviewDb db, Branch.NameKey subscriber, Collection<SubmoduleSubscription> updates)
throws SubmoduleException {
PersonIdent author = null;
Repository pdb = null;
RevWalk recRw = null;
StringBuilder msgbuf = new StringBuilder("Updated git submodules\n\n");
try {
boolean sameAuthorForAll = true;
pdb = repoManager.openRepository(subscriber.getParentKey());
if (pdb.getRef(subscriber.get()) == null) {
throw new SubmoduleException(
"The branch was probably deleted from the subscriber repository");
}
DirCache dc = readTree(pdb, pdb.getRef(subscriber.get()));
DirCacheEditor ed = dc.editor();
for (SubmoduleSubscription s : updates) {
try (Repository subrepo = repoManager.openRepository(s.getSubmodule().getParentKey());
RevWalk rw = CodeReviewCommit.newRevWalk(subrepo)) {
Ref ref = subrepo.getRefDatabase().exactRef(s.getSubmodule().get());
if (ref == null) {
ed.add(new DeletePath(s.getPath()));
continue;
}
final ObjectId updateTo = ref.getObjectId();
RevCommit newCommit = rw.parseCommit(updateTo);
if (author == null) {
author = newCommit.getAuthorIdent();
} else if (!author.equals(newCommit.getAuthorIdent())) {
sameAuthorForAll = false;
}
DirCacheEntry dce = dc.getEntry(s.getPath());
ObjectId oldId = null;
if (dce != null) {
if (!dce.getFileMode().equals(FileMode.GITLINK)) {
log.error(
"Requested to update gitlink "
+ s.getPath()
+ " in "
+ s.getSubmodule().getParentKey().get()
+ " but entry "
+ "doesn't have gitlink file mode.");
continue;
}
oldId = dce.getObjectId();
} else {
// This submodule did not exist before. We do not want to add
// the full submodule history to the commit message, so omit it.
oldId = updateTo;
}
ed.add(
new PathEdit(s.getPath()) {
@Override
public void apply(DirCacheEntry ent) {
ent.setFileMode(FileMode.GITLINK);
ent.setObjectId(updateTo);
}
});
if (verboseSuperProject) {
msgbuf.append("Project: " + s.getSubmodule().getParentKey().get());
msgbuf.append(" " + s.getSubmodule().getShortName());
msgbuf.append(" " + updateTo.getName());
msgbuf.append("\n\n");
try {
rw.markStart(newCommit);
if (oldId != null) {
rw.markUninteresting(rw.parseCommit(oldId));
}
for (RevCommit c : rw) {
msgbuf.append(c.getFullMessage() + "\n\n");
}
} catch (IOException e) {
logAndThrowSubmoduleException(
"Could not perform a revwalk to " + "create superproject commit message", e);
}
}
}
}
ed.finish();
if (!sameAuthorForAll || author == null) {
author = myIdent;
}
ObjectInserter oi = pdb.newObjectInserter();
ObjectId tree = dc.writeTree(oi);
ObjectId currentCommitId = pdb.getRef(subscriber.get()).getObjectId();
CommitBuilder commit = new CommitBuilder();
commit.setTreeId(tree);
commit.setParentIds(new ObjectId[] {currentCommitId});
commit.setAuthor(author);
commit.setCommitter(myIdent);
commit.setMessage(msgbuf.toString());
oi.insert(commit);
oi.flush();
ObjectId commitId = oi.idFor(Constants.OBJ_COMMIT, commit.build());
final RefUpdate rfu = pdb.updateRef(subscriber.get());
rfu.setForceUpdate(false);
rfu.setNewObjectId(commitId);
rfu.setExpectedOldObjectId(currentCommitId);
rfu.setRefLogMessage("Submit to " + subscriber.getParentKey().get(), true);
switch (rfu.update()) {
case NEW:
case FAST_FORWARD:
gitRefUpdated.fire(subscriber.getParentKey(), rfu);
changeHooks.doRefUpdatedHook(subscriber, rfu, account);
// TODO since this is performed "in the background" no mail will be
// sent to inform users about the updated branch
break;
default:
throw new IOException(rfu.getResult().name());
}
recRw = new RevWalk(pdb);
// Recursive call: update subscribers of the subscriber
updateSuperProjects(db, Sets.newHashSet(subscriber));
} catch (IOException e) {
throw new SubmoduleException("Cannot update gitlinks for " + subscriber.get(), e);
} finally {
if (recRw != null) {
recRw.close();
}
if (pdb != null) {
pdb.close();
}
}
}
public Object execute(ExecutionEvent event) throws ExecutionException {
boolean compareMode =
Boolean.TRUE.toString().equals(event.getParameter(HistoryViewCommands.COMPARE_MODE_PARAM));
IStructuredSelection selection = getSelection(getPage());
if (selection.size() < 1) return null;
Object input = getPage().getInputInternal().getSingleFile();
if (input == null) return null;
IWorkbenchPage workBenchPage =
HandlerUtil.getActiveWorkbenchWindowChecked(event).getActivePage();
boolean errorOccurred = false;
List<ObjectId> ids = new ArrayList<ObjectId>();
String gitPath = null;
if (input instanceof IFile) {
IFile resource = (IFile) input;
final RepositoryMapping map = RepositoryMapping.getMapping(resource);
gitPath = map.getRepoRelativePath(resource);
Iterator<?> it = selection.iterator();
while (it.hasNext()) {
RevCommit commit = (RevCommit) it.next();
String commitPath = getRenamedPath(gitPath, commit);
IFileRevision rev = null;
try {
rev = CompareUtils.getFileRevision(commitPath, commit, map.getRepository(), null);
} catch (IOException e) {
Activator.logError(
NLS.bind(UIText.GitHistoryPage_errorLookingUpPath, gitPath, commit.getId()), e);
errorOccurred = true;
}
if (rev != null) {
if (compareMode) {
ITypedElement right =
CompareUtils.getFileRevisionTypedElement(commitPath, commit, map.getRepository());
final GitCompareFileRevisionEditorInput in =
new GitCompareFileRevisionEditorInput(
SaveableCompareEditorInput.createFileElement(resource), right, null);
try {
CompareUtils.openInCompare(workBenchPage, in);
} catch (Exception e) {
errorOccurred = true;
}
} else
try {
EgitUiEditorUtils.openEditor(
getPart(event).getSite().getPage(), rev, new NullProgressMonitor());
} catch (CoreException e) {
Activator.logError(UIText.GitHistoryPage_openFailed, e);
errorOccurred = true;
}
} else ids.add(commit.getId());
}
}
if (input instanceof File) {
File fileInput = (File) input;
Repository repo = getRepository(event);
gitPath = getRepoRelativePath(repo, fileInput);
Iterator<?> it = selection.iterator();
while (it.hasNext()) {
RevCommit commit = (RevCommit) it.next();
String commitPath = getRenamedPath(gitPath, commit);
IFileRevision rev = null;
try {
rev = CompareUtils.getFileRevision(commitPath, commit, repo, null);
} catch (IOException e) {
Activator.logError(
NLS.bind(UIText.GitHistoryPage_errorLookingUpPath, commitPath, commit.getId()), e);
errorOccurred = true;
}
if (rev != null) {
if (compareMode)
try {
ITypedElement left =
CompareUtils.getFileRevisionTypedElement(
gitPath, new RevWalk(repo).parseCommit(repo.resolve(Constants.HEAD)), repo);
ITypedElement right =
CompareUtils.getFileRevisionTypedElement(commitPath, commit, repo);
final GitCompareFileRevisionEditorInput in =
new GitCompareFileRevisionEditorInput(left, right, null);
CompareUtils.openInCompare(workBenchPage, in);
} catch (IOException e) {
errorOccurred = true;
}
else
try {
EgitUiEditorUtils.openEditor(
getPart(event).getSite().getPage(), rev, new NullProgressMonitor());
} catch (CoreException e) {
Activator.logError(UIText.GitHistoryPage_openFailed, e);
errorOccurred = true;
}
} else ids.add(commit.getId());
}
}
if (errorOccurred) Activator.showError(UIText.GitHistoryPage_openFailed, null);
if (ids.size() > 0) {
StringBuilder idList = new StringBuilder(""); // $NON-NLS-1$
for (ObjectId objectId : ids) idList.append(objectId.getName()).append(' ');
MessageDialog.openError(
getPart(event).getSite().getShell(),
UIText.GitHistoryPage_fileNotFound,
NLS.bind(UIText.GitHistoryPage_notContainedInCommits, gitPath, idList.toString()));
}
return null;
}
protected void addInformationForPath(
Repository repository,
Git git,
DocumentWriter writer,
RevCommit commit,
String path,
CallSpecification spec,
Values values)
throws GitAPIException, IOException {
// Make sure the path is in the canonical form we need ...
if (path.startsWith("/")) {
if (path.length() == 1) path = "";
else path = path.substring(1);
}
// Now see if we're actually referring to the "jcr:content" node ...
boolean isContentNode = false;
if (path.endsWith(JCR_CONTENT_SUFFIX)) {
isContentNode = true;
path = path.substring(0, path.length() - JCR_CONTENT_SUFFIX.length());
}
// Create the TreeWalk that we'll use to navigate the files/directories ...
final TreeWalk tw = new TreeWalk(repository);
tw.addTree(commit.getTree());
if ("".equals(path)) {
// This is the top-level directory, so we don't need to pre-walk to find anything ...
tw.setRecursive(false);
while (tw.next()) {
String childName = tw.getNameString();
String childId = spec.childId(childName);
writer.addChild(childId, childName);
}
} else {
// We need to first find our path *before* we can walk the children ...
PathFilter filter = PathFilter.create(path);
tw.setFilter(filter);
while (tw.next()) {
if (filter.isDone(tw)) {
break;
} else if (tw.isSubtree()) {
tw.enterSubtree();
}
}
// Now that the TreeWalk is the in right location given by the 'path', we can get the
if (tw.isSubtree()) {
// The object at the 'path' is a directory, so go into it ...
tw.enterSubtree();
// Find the commit in which this folder was last modified ...
// This may not be terribly efficient, but it seems to work faster on subsequent runs ...
RevCommit folderCommit = git.log().addPath(path).call().iterator().next();
// Add folder-related properties ...
String committer = folderCommit.getCommitterIdent().getName();
String author = folderCommit.getAuthorIdent().getName();
DateTime committed = values.dateFrom(folderCommit.getCommitTime());
writer.setPrimaryType(GitLexicon.FOLDER);
writer.addProperty(JcrLexicon.CREATED, committed);
writer.addProperty(JcrLexicon.CREATED_BY, committer);
writer.addProperty(GitLexicon.OBJECT_ID, folderCommit.getId().name());
writer.addProperty(GitLexicon.AUTHOR, author);
writer.addProperty(GitLexicon.COMMITTER, committer);
writer.addProperty(GitLexicon.COMMITTED, committed);
writer.addProperty(GitLexicon.TITLE, folderCommit.getShortMessage());
// And now walk the contents of the directory ...
while (tw.next()) {
String childName = tw.getNameString();
String childId = spec.childId(childName);
writer.addChild(childId, childName);
}
} else {
// The path specifies a file (or a content node) ...
// Find the commit in which this folder was last modified ...
// This may not be terribly efficient, but it seems to work faster on subsequent runs ...
RevCommit fileCommit = git.log().addPath(path).call().iterator().next();
// Add file-related properties ...
String committer = fileCommit.getCommitterIdent().getName();
String author = fileCommit.getAuthorIdent().getName();
DateTime committed = values.dateFrom(fileCommit.getCommitTime());
if (isContentNode) {
writer.setPrimaryType(GitLexicon.RESOURCE);
writer.addProperty(JcrLexicon.LAST_MODIFIED, committed);
writer.addProperty(JcrLexicon.LAST_MODIFIED_BY, committer);
writer.addProperty(GitLexicon.OBJECT_ID, fileCommit.getId().name());
writer.addProperty(GitLexicon.AUTHOR, author);
writer.addProperty(GitLexicon.COMMITTER, committer);
writer.addProperty(GitLexicon.COMMITTED, committed);
writer.addProperty(GitLexicon.TITLE, fileCommit.getShortMessage());
// Create the BinaryValue ...
ObjectId fileObjectId = tw.getObjectId(0);
ObjectLoader fileLoader = repository.open(fileObjectId);
BinaryKey key = new BinaryKey(fileObjectId.getName());
BinaryValue value = values.binaryFor(key, fileLoader.getSize());
if (value == null) {
// It wasn't found in the binary store ...
if (fileLoader.isLarge()) {
// Too large to hold in memory, so use the binary store (which reads the file
// immediately) ...
value = values.binaryFrom(fileLoader.openStream());
} else {
// This is small enough to fit into a byte[], but it still may be pretty big ...
value =
new GitBinaryValue(
fileObjectId,
fileLoader,
connector.getSourceName(),
name,
connector.getMimeTypeDetector());
}
}
writer.addProperty(JcrLexicon.DATA, value);
if (connector.includeMimeType()) {
try {
String filename =
spec.parameter(spec.parameterCount() - 1); // the last is 'jcr:content'
String mimeType = value.getMimeType(filename);
if (mimeType != null) writer.addProperty(JcrLexicon.MIMETYPE, mimeType);
} catch (RepositoryException e) {
// do nothing
} catch (IOException e) {
// do nothing
}
}
} else {
writer.setPrimaryType(GitLexicon.FILE);
writer.addProperty(JcrLexicon.CREATED, committed);
writer.addProperty(JcrLexicon.CREATED_BY, committer);
writer.addProperty(GitLexicon.OBJECT_ID, fileCommit.getId().name());
writer.addProperty(GitLexicon.AUTHOR, author);
writer.addProperty(GitLexicon.COMMITTER, committer);
writer.addProperty(GitLexicon.COMMITTED, committed);
writer.addProperty(GitLexicon.TITLE, fileCommit.getShortMessage());
// Add the "jcr:content" child node ...
String childId = spec.childId(JCR_CONTENT);
writer.addChild(childId, JCR_CONTENT);
}
}
}
}
