verbose = False
+# Only labels/tags matching this will be imported/exported
+defaultLabelRegexp = r'[a-zA-Z0-9_\-.]+$'
def p4_build_cmd(cmd):
"""Build a suitable p4 command line.
real_cmd = p4_build_cmd(c)
return read_pipe_lines(real_cmd)
+def p4_has_command(cmd):
+ """Ask p4 for help on this command. If it returns an error, the
+ command does not exist in this version of p4."""
+ real_cmd = p4_build_cmd(["help", cmd])
+ p = subprocess.Popen(real_cmd, stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+ p.communicate()
+ return p.returncode == 0
+
def system(cmd):
expand = isinstance(cmd,basestring)
if verbose:
subprocess.check_call(real_cmd, shell=expand)
def p4_integrate(src, dest):
- p4_system(["integrate", "-Dt", src, dest])
+ p4_system(["integrate", "-Dt", wildcard_encode(src), wildcard_encode(dest)])
-def p4_sync(path):
- p4_system(["sync", path])
+def p4_sync(f, *options):
+ p4_system(["sync"] + list(options) + [wildcard_encode(f)])
def p4_add(f):
- p4_system(["add", f])
+ # forcibly add file names with wildcards
+ if wildcard_present(f):
+ p4_system(["add", "-f", f])
+ else:
+ p4_system(["add", f])
def p4_delete(f):
- p4_system(["delete", f])
+ p4_system(["delete", wildcard_encode(f)])
def p4_edit(f):
- p4_system(["edit", f])
+ p4_system(["edit", wildcard_encode(f)])
def p4_revert(f):
- p4_system(["revert", f])
+ p4_system(["revert", wildcard_encode(f)])
+
+def p4_reopen(type, f):
+ p4_system(["reopen", "-t", type, wildcard_encode(f)])
-def p4_reopen(type, file):
- p4_system(["reopen", "-t", type, file])
+def p4_move(src, dest):
+ p4_system(["move", "-k", wildcard_encode(src), wildcard_encode(dest)])
#
# Canonicalize the p4 type and return a tuple of the
def getP4OpenedType(file):
# Returns the perforce file type for the given file.
- result = p4_read_pipe(["opened", file])
+ result = p4_read_pipe(["opened", wildcard_encode(file)])
match = re.match(".*\((.+)\)\r?$", result)
if match:
return match.group(1)
else:
die("Could not determine file type for %s (result: '%s')" % (file, result))
+# Return the set of all p4 labels
+def getP4Labels(depotPaths):
+ labels = set()
+ if isinstance(depotPaths,basestring):
+ depotPaths = [depotPaths]
+
+ for l in p4CmdList(["labels"] + ["%s..." % p for p in depotPaths]):
+ label = l['label']
+ labels.add(label)
+
+ return labels
+
+# Return the set of all git tags
+def getGitTags():
+ gitTags = set()
+ for line in read_pipe_lines(["git", "tag"]):
+ tag = line.strip()
+ gitTags.add(tag)
+ return gitTags
+
def diffTreePattern():
# This is a simple generator for the diff tree regex pattern. This could be
# a class variable if this and parseDiffTreeEntry were a part of a class.
return entry["Root"]
+#
+# P4 wildcards are not allowed in filenames. P4 complains
+# if you simply add them, but you can force it with "-f", in
+# which case it translates them into %xx encoding internally.
+#
+def wildcard_decode(path):
+ # Search for and fix just these four characters. Do % last so
+ # that fixing it does not inadvertently create new %-escapes.
+ # Cannot have * in a filename in windows; untested as to
+ # what p4 would do in such a case.
+ if not platform.system() == "Windows":
+ path = path.replace("%2A", "*")
+ path = path.replace("%23", "#") \
+ .replace("%40", "@") \
+ .replace("%25", "%")
+ return path
+
+def wildcard_encode(path):
+ # do % first to avoid double-encoding the %s introduced here
+ path = path.replace("%", "%25") \
+ .replace("*", "%2A") \
+ .replace("#", "%23") \
+ .replace("@", "%40")
+ return path
+
+def wildcard_present(path):
+ return path.translate(None, "*#@%") != path
+
class Command:
def __init__(self):
self.usage = "usage: %prog [options]"
self.needsGit = True
+ self.verbose = False
class P4UserMap:
def __init__(self):
class P4Debug(Command):
def __init__(self):
Command.__init__(self)
- self.options = [
- optparse.make_option("--verbose", dest="verbose", action="store_true",
- default=False),
- ]
+ self.options = []
self.description = "A tool to debug the output of p4 -G."
self.needsGit = False
- self.verbose = False
def run(self, args):
j = 0
def __init__(self):
Command.__init__(self)
self.options = [
- optparse.make_option("--verbose", dest="verbose", action="store_true"),
optparse.make_option("--local", dest="rollbackLocalBranches", action="store_true")
]
self.description = "A tool to debug the multi-branch import. Don't use :)"
- self.verbose = False
self.rollbackLocalBranches = False
def run(self, args):
Command.__init__(self)
P4UserMap.__init__(self)
self.options = [
- optparse.make_option("--verbose", dest="verbose", action="store_true"),
optparse.make_option("--origin", dest="origin"),
optparse.make_option("-M", dest="detectRenames", action="store_true"),
# preserve the user, requires relevant p4 permissions
optparse.make_option("--preserve-user", dest="preserveUser", action="store_true"),
+ optparse.make_option("--export-labels", dest="exportLabels", action="store_true"),
]
self.description = "Submit changes from git to the perforce depot."
self.usage += " [name of git branch to submit into perforce depot]"
- self.interactive = True
self.origin = ""
self.detectRenames = False
- self.verbose = False
self.preserveUser = gitConfig("git-p4.preserveUser").lower() == "true"
self.isWindows = (platform.system() == "Windows")
+ self.exportLabels = False
+ self.p4HasMoveCommand = p4_has_command("move")
def check(self):
if len(p4CmdList("opened ...")) > 0:
die("You have files opened with perforce! Close them before starting the sync.")
- # replaces everything between 'Description:' and the next P4 submit template field with the
- # commit message
- def prepareLogMessage(self, template, message):
+ def separate_jobs_from_description(self, message):
+ """Extract and return a possible Jobs field in the commit
+ message. It goes into a separate section in the p4 change
+ specification.
+
+ A jobs line starts with "Jobs:" and looks like a new field
+ in a form. Values are white-space separated on the same
+ line or on following lines that start with a tab.
+
+ This does not parse and extract the full git commit message
+ like a p4 form. It just sees the Jobs: line as a marker
+ to pass everything from then on directly into the p4 form,
+ but outside the description section.
+
+ Return a tuple (stripped log message, jobs string)."""
+
+ m = re.search(r'^Jobs:', message, re.MULTILINE)
+ if m is None:
+ return (message, None)
+
+ jobtext = message[m.start():]
+ stripped_message = message[:m.start()].rstrip()
+ return (stripped_message, jobtext)
+
+ def prepareLogMessage(self, template, message, jobs):
+ """Edits the template returned from "p4 change -o" to insert
+ the message in the Description field, and the jobs text in
+ the Jobs field."""
result = ""
inDescriptionSection = False
if inDescriptionSection:
if line.startswith("Files:") or line.startswith("Jobs:"):
inDescriptionSection = False
+ # insert Jobs section
+ if jobs:
+ result += jobs + "\n"
else:
continue
else:
return 0
def prepareSubmitTemplate(self):
- # remove lines in the Files section that show changes to files outside the depot path we're committing into
+ """Run "p4 change -o" to grab a change specification template.
+ This does not use "p4 -G", as it is nice to keep the submission
+ template in original order, since a human might edit it.
+
+ Remove lines in the Files section that show changes to files
+ outside the depot path we're committing into."""
+
template = ""
inFilesSection = False
for line in p4_read_pipe_lines(['change', '-o']):
mtime = os.stat(template_file).st_mtime
# invoke the editor
- if os.environ.has_key("P4EDITOR"):
+ if os.environ.has_key("P4EDITOR") and (os.environ.get("P4EDITOR") != ""):
editor = os.environ.get("P4EDITOR")
else:
editor = read_pipe("git var GIT_EDITOR").strip()
(p4User, gitEmail) = self.p4UserForCommit(id)
- if not self.detectRenames:
- # If not explicitly set check the config variable
- self.detectRenames = gitConfig("git-p4.detectRenames")
-
- if self.detectRenames.lower() == "false" or self.detectRenames == "":
- diffOpts = ""
- elif self.detectRenames.lower() == "true":
- diffOpts = "-M"
- else:
- diffOpts = "-M%s" % self.detectRenames
-
- detectCopies = gitConfig("git-p4.detectCopies")
- if detectCopies.lower() == "true":
- diffOpts += " -C"
- elif detectCopies != "" and detectCopies.lower() != "false":
- diffOpts += " -C%s" % detectCopies
-
- if gitConfig("git-p4.detectCopiesHarder", "--bool") == "true":
- diffOpts += " --find-copies-harder"
-
- diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (diffOpts, id, id))
+ diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (self.diffOpts, id, id))
filesToAdd = set()
filesToDelete = set()
editedFiles = set()
+ pureRenameCopy = set()
filesToChangeExecBit = {}
for line in diff:
elif modifier == "C":
src, dest = diff['src'], diff['dst']
p4_integrate(src, dest)
+ pureRenameCopy.add(dest)
if diff['src_sha1'] != diff['dst_sha1']:
p4_edit(dest)
+ pureRenameCopy.discard(dest)
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
p4_edit(dest)
+ pureRenameCopy.discard(dest)
filesToChangeExecBit[dest] = diff['dst_mode']
os.unlink(dest)
editedFiles.add(dest)
elif modifier == "R":
src, dest = diff['src'], diff['dst']
- p4_integrate(src, dest)
- if diff['src_sha1'] != diff['dst_sha1']:
- p4_edit(dest)
+ if self.p4HasMoveCommand:
+ p4_edit(src) # src must be open before move
+ p4_move(src, dest) # opens for (move/delete, move/add)
+ else:
+ p4_integrate(src, dest)
+ if diff['src_sha1'] != diff['dst_sha1']:
+ p4_edit(dest)
+ else:
+ pureRenameCopy.add(dest)
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
- p4_edit(dest)
+ if not self.p4HasMoveCommand:
+ p4_edit(dest) # with move: already open, writable
filesToChangeExecBit[dest] = diff['dst_mode']
- os.unlink(dest)
+ if not self.p4HasMoveCommand:
+ os.unlink(dest)
+ filesToDelete.add(src)
editedFiles.add(dest)
- filesToDelete.add(src)
else:
die("unknown modifier %s for %s" % (modifier, path))
logMessage = extractLogMessageFromGitCommit(id)
logMessage = logMessage.strip()
+ (logMessage, jobs) = self.separate_jobs_from_description(logMessage)
template = self.prepareSubmitTemplate()
+ submitTemplate = self.prepareLogMessage(template, logMessage, jobs)
- if self.interactive:
- submitTemplate = self.prepareLogMessage(template, logMessage)
+ if self.preserveUser:
+ submitTemplate = submitTemplate + ("\n######## Actual user %s, modified after commit\n" % p4User)
+
+ if os.environ.has_key("P4DIFF"):
+ del(os.environ["P4DIFF"])
+ diff = ""
+ for editedFile in editedFiles:
+ diff += p4_read_pipe(['diff', '-du',
+ wildcard_encode(editedFile)])
+
+ newdiff = ""
+ for newFile in filesToAdd:
+ newdiff += "==== new file ====\n"
+ newdiff += "--- /dev/null\n"
+ newdiff += "+++ %s\n" % newFile
+ f = open(newFile, "r")
+ for line in f.readlines():
+ newdiff += "+" + line
+ f.close()
+
+ if self.checkAuthorship and not self.p4UserIsMe(p4User):
+ submitTemplate += "######## git author %s does not match your p4 account.\n" % gitEmail
+ submitTemplate += "######## Use option --preserve-user to modify authorship.\n"
+ submitTemplate += "######## Variable git-p4.skipUserNameCheck hides this message.\n"
+
+ separatorLine = "######## everything below this line is just the diff #######\n"
+
+ (handle, fileName) = tempfile.mkstemp()
+ tmpFile = os.fdopen(handle, "w+")
+ if self.isWindows:
+ submitTemplate = submitTemplate.replace("\n", "\r\n")
+ separatorLine = separatorLine.replace("\n", "\r\n")
+ newdiff = newdiff.replace("\n", "\r\n")
+ tmpFile.write(submitTemplate + separatorLine + diff + newdiff)
+ tmpFile.close()
+
+ if self.edit_template(fileName):
+ # read the edited message and submit
+ tmpFile = open(fileName, "rb")
+ message = tmpFile.read()
+ tmpFile.close()
+ submitTemplate = message[:message.index(separatorLine)]
+ if self.isWindows:
+ submitTemplate = submitTemplate.replace("\r\n", "\n")
+ p4_write_pipe(['submit', '-i'], submitTemplate)
if self.preserveUser:
- submitTemplate = submitTemplate + ("\n######## Actual user %s, modified after commit\n" % p4User)
-
- if os.environ.has_key("P4DIFF"):
- del(os.environ["P4DIFF"])
- diff = ""
- for editedFile in editedFiles:
- diff += p4_read_pipe(['diff', '-du', editedFile])
-
- newdiff = ""
- for newFile in filesToAdd:
- newdiff += "==== new file ====\n"
- newdiff += "--- /dev/null\n"
- newdiff += "+++ %s\n" % newFile
- f = open(newFile, "r")
- for line in f.readlines():
- newdiff += "+" + line
- f.close()
-
- if self.checkAuthorship and not self.p4UserIsMe(p4User):
- submitTemplate += "######## git author %s does not match your p4 account.\n" % gitEmail
- submitTemplate += "######## Use option --preserve-user to modify authorship.\n"
- submitTemplate += "######## Variable git-p4.skipUserNameCheck hides this message.\n"
-
- separatorLine = "######## everything below this line is just the diff #######\n"
-
- (handle, fileName) = tempfile.mkstemp()
- tmpFile = os.fdopen(handle, "w+")
- if self.isWindows:
- submitTemplate = submitTemplate.replace("\n", "\r\n")
- separatorLine = separatorLine.replace("\n", "\r\n")
- newdiff = newdiff.replace("\n", "\r\n")
- tmpFile.write(submitTemplate + separatorLine + diff + newdiff)
- tmpFile.close()
+ if p4User:
+ # Get last changelist number. Cannot easily get it from
+ # the submit command output as the output is
+ # unmarshalled.
+ changelist = self.lastP4Changelist()
+ self.modifyChangelistUser(changelist, p4User)
+
+ # The rename/copy happened by applying a patch that created a
+ # new file. This leaves it writable, which confuses p4.
+ for f in pureRenameCopy:
+ p4_sync(f, "-f")
+
+ else:
+ # skip this patch
+ print "Submission cancelled, undoing p4 changes."
+ for f in editedFiles:
+ p4_revert(f)
+ for f in filesToAdd:
+ p4_revert(f)
+ os.remove(f)
+
+ os.remove(fileName)
+
+ # Export git tags as p4 labels. Create a p4 label and then tag
+ # with that.
+ def exportGitTags(self, gitTags):
+ validLabelRegexp = gitConfig("git-p4.labelExportRegexp")
+ if len(validLabelRegexp) == 0:
+ validLabelRegexp = defaultLabelRegexp
+ m = re.compile(validLabelRegexp)
+
+ for name in gitTags:
+
+ if not m.match(name):
+ if verbose:
+ print "tag %s does not match regexp %s" % (name, validLabelRegexp)
+ continue
- if self.edit_template(fileName):
- # read the edited message and submit
- tmpFile = open(fileName, "rb")
- message = tmpFile.read()
- tmpFile.close()
- submitTemplate = message[:message.index(separatorLine)]
- if self.isWindows:
- submitTemplate = submitTemplate.replace("\r\n", "\n")
- p4_write_pipe(['submit', '-i'], submitTemplate)
-
- if self.preserveUser:
- if p4User:
- # Get last changelist number. Cannot easily get it from
- # the submit command output as the output is
- # unmarshalled.
- changelist = self.lastP4Changelist()
- self.modifyChangelistUser(changelist, p4User)
+ # Get the p4 commit this corresponds to
+ logMessage = extractLogMessageFromGitCommit(name)
+ values = extractSettingsGitLog(logMessage)
+
+ if not values.has_key('change'):
+ # a tag pointing to something not sent to p4; ignore
+ if verbose:
+ print "git tag %s does not give a p4 commit" % name
+ continue
else:
- # skip this patch
- print "Submission cancelled, undoing p4 changes."
- for f in editedFiles:
- p4_revert(f)
- for f in filesToAdd:
- p4_revert(f)
- os.remove(f)
+ changelist = values['change']
+
+ # Get the tag details.
+ inHeader = True
+ isAnnotated = False
+ body = []
+ for l in read_pipe_lines(["git", "cat-file", "-p", name]):
+ l = l.strip()
+ if inHeader:
+ if re.match(r'tag\s+', l):
+ isAnnotated = True
+ elif re.match(r'\s*$', l):
+ inHeader = False
+ continue
+ else:
+ body.append(l)
- os.remove(fileName)
- else:
- fileName = "submit.txt"
- file = open(fileName, "w+")
- file.write(self.prepareLogMessage(template, logMessage))
- file.close()
- print ("Perforce submit template written as %s. "
- + "Please review/edit and then use p4 submit -i < %s to submit directly!"
- % (fileName, fileName))
+ if not isAnnotated:
+ body = ["lightweight tag imported by git p4\n"]
+
+ # Create the label - use the same view as the client spec we are using
+ clientSpec = getClientSpec()
+
+ labelTemplate = "Label: %s\n" % name
+ labelTemplate += "Description:\n"
+ for b in body:
+ labelTemplate += "\t" + b + "\n"
+ labelTemplate += "View:\n"
+ for mapping in clientSpec.mappings:
+ labelTemplate += "\t%s\n" % mapping.depot_side.path
+
+ p4_write_pipe(["label", "-i"], labelTemplate)
+
+ # Use the label
+ p4_system(["tag", "-l", name] +
+ ["%s@%s" % (mapping.depot_side.path, changelist) for mapping in clientSpec.mappings])
+
+ if verbose:
+ print "created p4 label for tag %s" % name
def run(self, args):
if len(args) == 0:
self.oldWorkingDirectory = os.getcwd()
# ensure the clientPath exists
+ new_client_dir = False
if not os.path.exists(self.clientPath):
+ new_client_dir = True
os.makedirs(self.clientPath)
chdir(self.clientPath)
print "Synchronizing p4 checkout..."
- p4_sync("...")
+ if new_client_dir:
+ # old one was destroyed, and maybe nobody told p4
+ p4_sync("...", "-f")
+ else:
+ p4_sync("...")
self.check()
commits = []
if self.preserveUser:
self.checkValidP4Users(commits)
+ #
+ # Build up a set of options to be passed to diff when
+ # submitting each commit to p4.
+ #
+ if self.detectRenames:
+ # command-line -M arg
+ self.diffOpts = "-M"
+ else:
+ # If not explicitly set check the config variable
+ detectRenames = gitConfig("git-p4.detectRenames")
+
+ if detectRenames.lower() == "false" or detectRenames == "":
+ self.diffOpts = ""
+ elif detectRenames.lower() == "true":
+ self.diffOpts = "-M"
+ else:
+ self.diffOpts = "-M%s" % detectRenames
+
+ # no command-line arg for -C or --find-copies-harder, just
+ # config variables
+ detectCopies = gitConfig("git-p4.detectCopies")
+ if detectCopies.lower() == "false" or detectCopies == "":
+ pass
+ elif detectCopies.lower() == "true":
+ self.diffOpts += " -C"
+ else:
+ self.diffOpts += " -C%s" % detectCopies
+
+ if gitConfig("git-p4.detectCopiesHarder", "--bool") == "true":
+ self.diffOpts += " --find-copies-harder"
+
while len(commits) > 0:
commit = commits[0]
commits = commits[1:]
self.applyCommit(commit)
- if not self.interactive:
- break
if len(commits) == 0:
print "All changes applied!"
rebase = P4Rebase()
rebase.rebase()
+ if gitConfig("git-p4.exportLabels", "--bool") == "true":
+ self.exportLabels = True
+
+ if self.exportLabels:
+ p4Labels = getP4Labels(self.depotPath)
+ gitTags = getGitTags()
+
+ missingGitTags = gitTags - p4Labels
+ self.exportGitTags(missingGitTags)
+
return True
class View(object):
optparse.make_option("--changesfile", dest="changesFile"),
optparse.make_option("--silent", dest="silent", action="store_true"),
optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"),
- optparse.make_option("--verbose", dest="verbose", action="store_true"),
+ optparse.make_option("--import-labels", dest="importLabels", action="store_true"),
optparse.make_option("--import-local", dest="importIntoRemotes", action="store_false",
help="Import into refs/heads/ , not refs/remotes"),
optparse.make_option("--max-changes", dest="maxChanges"),
self.branch = ""
self.detectBranches = False
self.detectLabels = False
+ self.importLabels = False
self.changesFile = ""
self.syncWithOrigin = True
- self.verbose = False
self.importIntoRemotes = True
self.maxChanges = ""
self.isWindows = (platform.system() == "Windows")
if gitConfig("git-p4.syncFromOrigin") == "false":
self.syncWithOrigin = False
- #
- # P4 wildcards are not allowed in filenames. P4 complains
- # if you simply add them, but you can force it with "-f", in
- # which case it translates them into %xx encoding internally.
- # Search for and fix just these four characters. Do % last so
- # that fixing it does not inadvertently create new %-escapes.
- #
- def wildcard_decode(self, path):
- # Cannot have * in a filename in windows; untested as to
- # what p4 would do in such a case.
- if not self.isWindows:
- path = path.replace("%2A", "*")
- path = path.replace("%23", "#") \
- .replace("%40", "@") \
- .replace("%25", "%")
- return path
-
# Force a checkpoint in fast-import and wait for it to finish
def checkpoint(self):
self.gitStream.write("checkpoint\n\n")
return files
def stripRepoPath(self, path, prefixes):
- if self.useClientSpec:
- return self.clientSpecDirs.map_in_client(path)
+ """When streaming files, this is called to map a p4 depot path
+ to where it should go in git. The prefixes are either
+ self.depotPaths, or self.branchPrefixes in the case of
+ branch detection."""
- if self.keepRepoPath:
- prefixes = [re.sub("^(//[^/]+/).*", r'\1', prefixes[0])]
+ if self.useClientSpec:
+ # branch detection moves files up a level (the branch name)
+ # from what client spec interpretation gives
+ path = self.clientSpecDirs.map_in_client(path)
+ if self.detectBranches:
+ for b in self.knownBranches:
+ if path.startswith(b + "/"):
+ path = path[len(b)+1:]
+
+ elif self.keepRepoPath:
+ # Preserve everything in relative path name except leading
+ # //depot/; just look at first prefix as they all should
+ # be in the same depot.
+ depot = re.sub("^(//[^/]+/).*", r'\1', prefixes[0])
+ if p4PathStartsWith(path, depot):
+ path = path[len(depot):]
- for p in prefixes:
- if p4PathStartsWith(path, p):
- path = path[len(p):]
+ else:
+ for p in prefixes:
+ if p4PathStartsWith(path, p):
+ path = path[len(p):]
+ break
+ path = wildcard_decode(path)
return path
def splitFilesIntoBranches(self, commit):
+ """Look at each depotFile in the commit to figure out to what
+ branch it belongs."""
+
branches = {}
fnum = 0
while commit.has_key("depotFile%s" % fnum):
file["type"] = commit["type%s" % fnum]
fnum = fnum + 1
- relPath = self.stripRepoPath(path, self.depotPaths)
+ # start with the full relative path where this file would
+ # go in a p4 client
+ if self.useClientSpec:
+ relPath = self.clientSpecDirs.map_in_client(path)
+ else:
+ relPath = self.stripRepoPath(path, self.depotPaths)
for branch in self.knownBranches.keys():
-
- # add a trailing slash so that a commit into qt/4.2foo doesn't end up in qt/4.2
+ # add a trailing slash so that a commit into qt/4.2foo
+ # doesn't end up in qt/4.2, e.g.
if relPath.startswith(branch + "/"):
if branch not in branches:
branches[branch] = []
def streamOneP4File(self, file, contents):
relPath = self.stripRepoPath(file['depotFile'], self.branchPrefixes)
- relPath = self.wildcard_decode(relPath)
if verbose:
sys.stderr.write("%s\n" % relPath)
else:
return "%s <a@b>" % userid
- def commit(self, details, files, branch, branchPrefixes, parent = ""):
+ # Stream a p4 tag
+ def streamTag(self, gitStream, labelName, labelDetails, commit, epoch):
+ if verbose:
+ print "writing tag %s for commit %s" % (labelName, commit)
+ gitStream.write("tag %s\n" % labelName)
+ gitStream.write("from %s\n" % commit)
+
+ if labelDetails.has_key('Owner'):
+ owner = labelDetails["Owner"]
+ else:
+ owner = None
+
+ # Try to use the owner of the p4 label, or failing that,
+ # the current p4 user id.
+ if owner:
+ email = self.make_email(owner)
+ else:
+ email = self.make_email(self.p4UserId())
+ tagger = "%s %s %s" % (email, epoch, self.tz)
+
+ gitStream.write("tagger %s\n" % tagger)
+
+ print "labelDetails=",labelDetails
+ if labelDetails.has_key('Description'):
+ description = labelDetails['Description']
+ else:
+ description = 'Label from git p4'
+
+ gitStream.write("data %d\n" % len(description))
+ gitStream.write(description)
+ gitStream.write("\n")
+
+ def commit(self, details, files, branch, parent = ""):
epoch = details["time"]
author = details["user"]
- self.branchPrefixes = branchPrefixes
if self.verbose:
print "commit into %s" % branch
# create a commit.
new_files = []
for f in files:
- if [p for p in branchPrefixes if p4PathStartsWith(f['path'], p)]:
+ if [p for p in self.branchPrefixes if p4PathStartsWith(f['path'], p)]:
new_files.append (f)
else:
sys.stderr.write("Ignoring file outside of prefix: %s\n" % f['path'])
self.gitStream.write("data <<EOT\n")
self.gitStream.write(details["desc"])
- self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s"
- % (','.join (branchPrefixes), details["change"]))
+ self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s" %
+ (','.join(self.branchPrefixes), details["change"]))
if len(details['options']) > 0:
self.gitStream.write(": options = %s" % details['options'])
self.gitStream.write("]\nEOT\n\n")
print "Change %s is labelled %s" % (change, labelDetails)
files = p4CmdList(["files"] + ["%s...@%s" % (p, change)
- for p in branchPrefixes])
+ for p in self.branchPrefixes])
if len(files) == len(labelRevisions):
cleanedFiles[info["depotFile"]] = info["rev"]
if cleanedFiles == labelRevisions:
- self.gitStream.write("tag tag_%s\n" % labelDetails["label"])
- self.gitStream.write("from %s\n" % branch)
-
- owner = labelDetails["Owner"]
-
- # Try to use the owner of the p4 label, or failing that,
- # the current p4 user id.
- if owner:
- email = self.make_email(owner)
- else:
- email = self.make_email(self.p4UserId())
- tagger = "%s %s %s" % (email, epoch, self.tz)
-
- self.gitStream.write("tagger %s\n" % tagger)
-
- description = labelDetails["Description"]
- self.gitStream.write("data %d\n" % len(description))
- self.gitStream.write(description)
- self.gitStream.write("\n")
+ self.streamTag(self.gitStream, 'tag_%s' % labelDetails['label'], labelDetails, branch, epoch)
else:
if not self.silent:
print ("Tag %s does not match with change %s: file count is different."
% (labelDetails["label"], change))
+ # Build a dictionary of changelists and labels, for "detect-labels" option.
def getLabels(self):
self.labels = {}
if self.verbose:
print "Label changes: %s" % self.labels.keys()
+ # Import p4 labels as git tags. A direct mapping does not
+ # exist, so assume that if all the files are at the same revision
+ # then we can use that, or it's something more complicated we should
+ # just ignore.
+ def importP4Labels(self, stream, p4Labels):
+ if verbose:
+ print "import p4 labels: " + ' '.join(p4Labels)
+
+ ignoredP4Labels = gitConfigList("git-p4.ignoredP4Labels")
+ validLabelRegexp = gitConfig("git-p4.labelImportRegexp")
+ if len(validLabelRegexp) == 0:
+ validLabelRegexp = defaultLabelRegexp
+ m = re.compile(validLabelRegexp)
+
+ for name in p4Labels:
+ commitFound = False
+
+ if not m.match(name):
+ if verbose:
+ print "label %s does not match regexp %s" % (name,validLabelRegexp)
+ continue
+
+ if name in ignoredP4Labels:
+ continue
+
+ labelDetails = p4CmdList(['label', "-o", name])[0]
+
+ # get the most recent changelist for each file in this label
+ change = p4Cmd(["changes", "-m", "1"] + ["%s...@%s" % (p, name)
+ for p in self.depotPaths])
+
+ if change.has_key('change'):
+ # find the corresponding git commit; take the oldest commit
+ changelist = int(change['change'])
+ gitCommit = read_pipe(["git", "rev-list", "--max-count=1",
+ "--reverse", ":/\[git-p4:.*change = %d\]" % changelist])
+ if len(gitCommit) == 0:
+ print "could not find git commit for changelist %d" % changelist
+ else:
+ gitCommit = gitCommit.strip()
+ commitFound = True
+ # Convert from p4 time format
+ try:
+ tmwhen = time.strptime(labelDetails['Update'], "%Y/%m/%d %H:%M:%S")
+ except ValueError:
+ print "Could not convert label time %s" % labelDetail['Update']
+ tmwhen = 1
+
+ when = int(time.mktime(tmwhen))
+ self.streamTag(stream, name, labelDetails, gitCommit, when)
+ if verbose:
+ print "p4 label %s mapped to git commit %s" % (name, gitCommit)
+ else:
+ if verbose:
+ print "Label %s has no changelists - possibly deleted?" % name
+
+ if not commitFound:
+ # We can't import this label; don't try again as it will get very
+ # expensive repeatedly fetching all the files for labels that will
+ # never be imported. If the label is moved in the future, the
+ # ignore will need to be removed manually.
+ system(["git", "config", "--add", "git-p4.ignoredP4Labels", name])
+
def guessProjectName(self):
for p in self.depotPaths:
if p.endswith("/"):
for branch in branches.keys():
## HACK --hwn
branchPrefix = self.depotPaths[0] + branch + "/"
+ self.branchPrefixes = [ branchPrefix ]
parent = ""
tempBranch = os.path.join(self.tempBranchLocation, "%d" % (change))
if self.verbose:
print "Creating temporary branch: " + tempBranch
- self.commit(description, filesForCommit, tempBranch, [branchPrefix])
+ self.commit(description, filesForCommit, tempBranch)
self.tempBranches.append(tempBranch)
self.checkpoint()
blob = self.searchParent(parent, branch, tempBranch)
if blob:
- self.commit(description, filesForCommit, branch, [branchPrefix], blob)
+ self.commit(description, filesForCommit, branch, blob)
else:
if self.verbose:
print "Parent of %s not found. Committing into head of %s" % (branch, parent)
- self.commit(description, filesForCommit, branch, [branchPrefix], parent)
+ self.commit(description, filesForCommit, branch, parent)
else:
files = self.extractFilesFromCommit(description)
- self.commit(description, files, self.branch, self.depotPaths,
+ self.commit(description, files, self.branch,
self.initialParent)
self.initialParent = ""
except IOError:
self.updateOptionDict(details)
try:
- self.commit(details, self.extractFilesFromCommit(details), self.branch, self.depotPaths)
+ self.commit(details, self.extractFilesFromCommit(details), self.branch)
except IOError:
print "IO error with git fast-import. Is your git version recent enough?"
print self.gitError.read()
self.depotPaths = newPaths
+ # --detect-branches may change this for each branch
+ self.branchPrefixes = self.depotPaths
self.loadUserMapFromCache()
self.labels = {}
if len(changes) == 0:
if not self.silent:
print "No changes to import!"
- return True
+ else:
+ if not self.silent and not self.detectBranches:
+ print "Import destination: %s" % self.branch
- if not self.silent and not self.detectBranches:
- print "Import destination: %s" % self.branch
+ self.updatedBranches = set()
- self.updatedBranches = set()
+ self.importChanges(changes)
- self.importChanges(changes)
+ if not self.silent:
+ print ""
+ if len(self.updatedBranches) > 0:
+ sys.stdout.write("Updated branches: ")
+ for b in self.updatedBranches:
+ sys.stdout.write("%s " % b)
+ sys.stdout.write("\n")
- if not self.silent:
- print ""
- if len(self.updatedBranches) > 0:
- sys.stdout.write("Updated branches: ")
- for b in self.updatedBranches:
- sys.stdout.write("%s " % b)
- sys.stdout.write("\n")
+ if gitConfig("git-p4.importLabels", "--bool") == "true":
+ self.importLabels = True
+
+ if self.importLabels:
+ p4Labels = getP4Labels(self.depotPaths)
+ gitTags = getGitTags()
+
+ missingP4Labels = p4Labels - gitTags
+ self.importP4Labels(self.gitStream, missingP4Labels)
self.gitStream.close()
if importProcess.wait() != 0:
class P4Rebase(Command):
def __init__(self):
Command.__init__(self)
- self.options = [ ]
+ self.options = [
+ optparse.make_option("--import-labels", dest="importLabels", action="store_true"),
+ ]
+ self.importLabels = False
self.description = ("Fetches the latest revision from perforce and "
+ "rebases the current work (branch) against it")
- self.verbose = False
def run(self, args):
sync = P4Sync()
+ sync.importLabels = self.importLabels
sync.run([])
return self.rebase()
args = sys.argv[2:]
- if len(options) > 0:
- if cmd.needsGit:
- options.append(optparse.make_option("--git-dir", dest="gitdir"))
+ options.append(optparse.make_option("--verbose", dest="verbose", action="store_true"))
+ if cmd.needsGit:
+ options.append(optparse.make_option("--git-dir", dest="gitdir"))
- parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName),
- options,
- description = cmd.description,
- formatter = HelpFormatter())
+ parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName),
+ options,
+ description = cmd.description,
+ formatter = HelpFormatter())
- (cmd, args) = parser.parse_args(sys.argv[2:], cmd);
+ (cmd, args) = parser.parse_args(sys.argv[2:], cmd);
global verbose
verbose = cmd.verbose
if cmd.needsGit: