| #!/usr/bin/env python |
| # |
| # git-p4.py -- A tool for bidirectional operation between a Perforce depot and git. |
| # |
| # Author: Simon Hausmann <simon@lst.de> |
| # Copyright: 2007 Simon Hausmann <simon@lst.de> |
| # 2007 Trolltech ASA |
| # License: MIT <http://www.opensource.org/licenses/mit-license.php> |
| # |
| |
| import optparse, sys, os, marshal, subprocess, shelve |
| import tempfile, getopt, os.path, time, platform |
| import re |
| |
| verbose = False |
| |
| |
| def p4_build_cmd(cmd): |
| """Build a suitable p4 command line. |
| |
| This consolidates building and returning a p4 command line into one |
| location. It means that hooking into the environment, or other configuration |
| can be done more easily. |
| """ |
| real_cmd = "%s " % "p4" |
| |
| user = gitConfig("git-p4.user") |
| if len(user) > 0: |
| real_cmd += "-u %s " % user |
| |
| password = gitConfig("git-p4.password") |
| if len(password) > 0: |
| real_cmd += "-P %s " % password |
| |
| port = gitConfig("git-p4.port") |
| if len(port) > 0: |
| real_cmd += "-p %s " % port |
| |
| host = gitConfig("git-p4.host") |
| if len(host) > 0: |
| real_cmd += "-h %s " % host |
| |
| client = gitConfig("git-p4.client") |
| if len(client) > 0: |
| real_cmd += "-c %s " % client |
| |
| real_cmd += "%s" % (cmd) |
| if verbose: |
| print real_cmd |
| return real_cmd |
| |
| def chdir(dir): |
| if os.name == 'nt': |
| os.environ['PWD']=dir |
| os.chdir(dir) |
| |
| def die(msg): |
| if verbose: |
| raise Exception(msg) |
| else: |
| sys.stderr.write(msg + "\n") |
| sys.exit(1) |
| |
| def write_pipe(c, str): |
| if verbose: |
| sys.stderr.write('Writing pipe: %s\n' % c) |
| |
| pipe = os.popen(c, 'w') |
| val = pipe.write(str) |
| if pipe.close(): |
| die('Command failed: %s' % c) |
| |
| return val |
| |
| def p4_write_pipe(c, str): |
| real_cmd = p4_build_cmd(c) |
| return write_pipe(real_cmd, str) |
| |
| def read_pipe(c, ignore_error=False): |
| if verbose: |
| sys.stderr.write('Reading pipe: %s\n' % c) |
| |
| pipe = os.popen(c, 'rb') |
| val = pipe.read() |
| if pipe.close() and not ignore_error: |
| die('Command failed: %s' % c) |
| |
| return val |
| |
| def p4_read_pipe(c, ignore_error=False): |
| real_cmd = p4_build_cmd(c) |
| return read_pipe(real_cmd, ignore_error) |
| |
| def read_pipe_lines(c): |
| if verbose: |
| sys.stderr.write('Reading pipe: %s\n' % c) |
| ## todo: check return status |
| pipe = os.popen(c, 'rb') |
| val = pipe.readlines() |
| if pipe.close(): |
| die('Command failed: %s' % c) |
| |
| return val |
| |
| def p4_read_pipe_lines(c): |
| """Specifically invoke p4 on the command supplied. """ |
| real_cmd = p4_build_cmd(c) |
| return read_pipe_lines(real_cmd) |
| |
| def system(cmd): |
| if verbose: |
| sys.stderr.write("executing %s\n" % cmd) |
| if os.system(cmd) != 0: |
| die("command failed: %s" % cmd) |
| |
| def p4_system(cmd): |
| """Specifically invoke p4 as the system command. """ |
| real_cmd = p4_build_cmd(cmd) |
| return system(real_cmd) |
| |
| def isP4Exec(kind): |
| """Determine if a Perforce 'kind' should have execute permission |
| |
| 'p4 help filetypes' gives a list of the types. If it starts with 'x', |
| or x follows one of a few letters. Otherwise, if there is an 'x' after |
| a plus sign, it is also executable""" |
| return (re.search(r"(^[cku]?x)|\+.*x", kind) != None) |
| |
| def setP4ExecBit(file, mode): |
| # Reopens an already open file and changes the execute bit to match |
| # the execute bit setting in the passed in mode. |
| |
| p4Type = "+x" |
| |
| if not isModeExec(mode): |
| p4Type = getP4OpenedType(file) |
| p4Type = re.sub('^([cku]?)x(.*)', '\\1\\2', p4Type) |
| p4Type = re.sub('(.*?\+.*?)x(.*?)', '\\1\\2', p4Type) |
| if p4Type[-1] == "+": |
| p4Type = p4Type[0:-1] |
| |
| p4_system("reopen -t %s %s" % (p4Type, file)) |
| |
| def getP4OpenedType(file): |
| # Returns the perforce file type for the given file. |
| |
| result = p4_read_pipe("opened %s" % file) |
| match = re.match(".*\((.+)\)\r?$", result) |
| if match: |
| return match.group(1) |
| else: |
| die("Could not determine file type for %s (result: '%s')" % (file, result)) |
| |
| def diffTreePattern(): |
| # This is a simple generator for the diff tree regex pattern. This could be |
| # a class variable if this and parseDiffTreeEntry were a part of a class. |
| pattern = re.compile(':(\d+) (\d+) (\w+) (\w+) ([A-Z])(\d+)?\t(.*?)((\t(.*))|$)') |
| while True: |
| yield pattern |
| |
| def parseDiffTreeEntry(entry): |
| """Parses a single diff tree entry into its component elements. |
| |
| See git-diff-tree(1) manpage for details about the format of the diff |
| output. This method returns a dictionary with the following elements: |
| |
| src_mode - The mode of the source file |
| dst_mode - The mode of the destination file |
| src_sha1 - The sha1 for the source file |
| dst_sha1 - The sha1 fr the destination file |
| status - The one letter status of the diff (i.e. 'A', 'M', 'D', etc) |
| status_score - The score for the status (applicable for 'C' and 'R' |
| statuses). This is None if there is no score. |
| src - The path for the source file. |
| dst - The path for the destination file. This is only present for |
| copy or renames. If it is not present, this is None. |
| |
| If the pattern is not matched, None is returned.""" |
| |
| match = diffTreePattern().next().match(entry) |
| if match: |
| return { |
| 'src_mode': match.group(1), |
| 'dst_mode': match.group(2), |
| 'src_sha1': match.group(3), |
| 'dst_sha1': match.group(4), |
| 'status': match.group(5), |
| 'status_score': match.group(6), |
| 'src': match.group(7), |
| 'dst': match.group(10) |
| } |
| return None |
| |
| def isModeExec(mode): |
| # Returns True if the given git mode represents an executable file, |
| # otherwise False. |
| return mode[-3:] == "755" |
| |
| def isModeExecChanged(src_mode, dst_mode): |
| return isModeExec(src_mode) != isModeExec(dst_mode) |
| |
| def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None): |
| cmd = p4_build_cmd("-G %s" % (cmd)) |
| if verbose: |
| sys.stderr.write("Opening pipe: %s\n" % cmd) |
| |
| # Use a temporary file to avoid deadlocks without |
| # subprocess.communicate(), which would put another copy |
| # of stdout into memory. |
| stdin_file = None |
| if stdin is not None: |
| stdin_file = tempfile.TemporaryFile(prefix='p4-stdin', mode=stdin_mode) |
| stdin_file.write(stdin) |
| stdin_file.flush() |
| stdin_file.seek(0) |
| |
| p4 = subprocess.Popen(cmd, shell=True, |
| stdin=stdin_file, |
| stdout=subprocess.PIPE) |
| |
| result = [] |
| try: |
| while True: |
| entry = marshal.load(p4.stdout) |
| if cb is not None: |
| cb(entry) |
| else: |
| result.append(entry) |
| except EOFError: |
| pass |
| exitCode = p4.wait() |
| if exitCode != 0: |
| entry = {} |
| entry["p4ExitCode"] = exitCode |
| result.append(entry) |
| |
| return result |
| |
| def p4Cmd(cmd): |
| list = p4CmdList(cmd) |
| result = {} |
| for entry in list: |
| result.update(entry) |
| return result; |
| |
| def p4Where(depotPath): |
| if not depotPath.endswith("/"): |
| depotPath += "/" |
| depotPath = depotPath + "..." |
| outputList = p4CmdList("where %s" % depotPath) |
| output = None |
| for entry in outputList: |
| if "depotFile" in entry: |
| if entry["depotFile"] == depotPath: |
| output = entry |
| break |
| elif "data" in entry: |
| data = entry.get("data") |
| space = data.find(" ") |
| if data[:space] == depotPath: |
| output = entry |
| break |
| if output == None: |
| return "" |
| if output["code"] == "error": |
| return "" |
| clientPath = "" |
| if "path" in output: |
| clientPath = output.get("path") |
| elif "data" in output: |
| data = output.get("data") |
| lastSpace = data.rfind(" ") |
| clientPath = data[lastSpace + 1:] |
| |
| if clientPath.endswith("..."): |
| clientPath = clientPath[:-3] |
| return clientPath |
| |
| def currentGitBranch(): |
| return read_pipe("git name-rev HEAD").split(" ")[1].strip() |
| |
| def isValidGitDir(path): |
| if (os.path.exists(path + "/HEAD") |
| and os.path.exists(path + "/refs") and os.path.exists(path + "/objects")): |
| return True; |
| return False |
| |
| def parseRevision(ref): |
| return read_pipe("git rev-parse %s" % ref).strip() |
| |
| def extractLogMessageFromGitCommit(commit): |
| logMessage = "" |
| |
| ## fixme: title is first line of commit, not 1st paragraph. |
| foundTitle = False |
| for log in read_pipe_lines("git cat-file commit %s" % commit): |
| if not foundTitle: |
| if len(log) == 1: |
| foundTitle = True |
| continue |
| |
| logMessage += log |
| return logMessage |
| |
| def extractSettingsGitLog(log): |
| values = {} |
| for line in log.split("\n"): |
| line = line.strip() |
| m = re.search (r"^ *\[git-p4: (.*)\]$", line) |
| if not m: |
| continue |
| |
| assignments = m.group(1).split (':') |
| for a in assignments: |
| vals = a.split ('=') |
| key = vals[0].strip() |
| val = ('='.join (vals[1:])).strip() |
| if val.endswith ('\"') and val.startswith('"'): |
| val = val[1:-1] |
| |
| values[key] = val |
| |
| paths = values.get("depot-paths") |
| if not paths: |
| paths = values.get("depot-path") |
| if paths: |
| values['depot-paths'] = paths.split(',') |
| return values |
| |
| def gitBranchExists(branch): |
| proc = subprocess.Popen(["git", "rev-parse", branch], |
| stderr=subprocess.PIPE, stdout=subprocess.PIPE); |
| return proc.wait() == 0; |
| |
| _gitConfig = {} |
| def gitConfig(key): |
| if not _gitConfig.has_key(key): |
| _gitConfig[key] = read_pipe("git config %s" % key, ignore_error=True).strip() |
| return _gitConfig[key] |
| |
| def p4BranchesInGit(branchesAreInRemotes = True): |
| branches = {} |
| |
| cmdline = "git rev-parse --symbolic " |
| if branchesAreInRemotes: |
| cmdline += " --remotes" |
| else: |
| cmdline += " --branches" |
| |
| for line in read_pipe_lines(cmdline): |
| line = line.strip() |
| |
| ## only import to p4/ |
| if not line.startswith('p4/') or line == "p4/HEAD": |
| continue |
| branch = line |
| |
| # strip off p4 |
| branch = re.sub ("^p4/", "", line) |
| |
| branches[branch] = parseRevision(line) |
| return branches |
| |
| def findUpstreamBranchPoint(head = "HEAD"): |
| branches = p4BranchesInGit() |
| # map from depot-path to branch name |
| branchByDepotPath = {} |
| for branch in branches.keys(): |
| tip = branches[branch] |
| log = extractLogMessageFromGitCommit(tip) |
| settings = extractSettingsGitLog(log) |
| if settings.has_key("depot-paths"): |
| paths = ",".join(settings["depot-paths"]) |
| branchByDepotPath[paths] = "remotes/p4/" + branch |
| |
| settings = None |
| parent = 0 |
| while parent < 65535: |
| commit = head + "~%s" % parent |
| log = extractLogMessageFromGitCommit(commit) |
| settings = extractSettingsGitLog(log) |
| if settings.has_key("depot-paths"): |
| paths = ",".join(settings["depot-paths"]) |
| if branchByDepotPath.has_key(paths): |
| return [branchByDepotPath[paths], settings] |
| |
| parent = parent + 1 |
| |
| return ["", settings] |
| |
| def createOrUpdateBranchesFromOrigin(localRefPrefix = "refs/remotes/p4/", silent=True): |
| if not silent: |
| print ("Creating/updating branch(es) in %s based on origin branch(es)" |
| % localRefPrefix) |
| |
| originPrefix = "origin/p4/" |
| |
| for line in read_pipe_lines("git rev-parse --symbolic --remotes"): |
| line = line.strip() |
| if (not line.startswith(originPrefix)) or line.endswith("HEAD"): |
| continue |
| |
| headName = line[len(originPrefix):] |
| remoteHead = localRefPrefix + headName |
| originHead = line |
| |
| original = extractSettingsGitLog(extractLogMessageFromGitCommit(originHead)) |
| if (not original.has_key('depot-paths') |
| or not original.has_key('change')): |
| continue |
| |
| update = False |
| if not gitBranchExists(remoteHead): |
| if verbose: |
| print "creating %s" % remoteHead |
| update = True |
| else: |
| settings = extractSettingsGitLog(extractLogMessageFromGitCommit(remoteHead)) |
| if settings.has_key('change') > 0: |
| if settings['depot-paths'] == original['depot-paths']: |
| originP4Change = int(original['change']) |
| p4Change = int(settings['change']) |
| if originP4Change > p4Change: |
| print ("%s (%s) is newer than %s (%s). " |
| "Updating p4 branch from origin." |
| % (originHead, originP4Change, |
| remoteHead, p4Change)) |
| update = True |
| else: |
| print ("Ignoring: %s was imported from %s while " |
| "%s was imported from %s" |
| % (originHead, ','.join(original['depot-paths']), |
| remoteHead, ','.join(settings['depot-paths']))) |
| |
| if update: |
| system("git update-ref %s %s" % (remoteHead, originHead)) |
| |
| def originP4BranchesExist(): |
| return gitBranchExists("origin") or gitBranchExists("origin/p4") or gitBranchExists("origin/p4/master") |
| |
| def p4ChangesForPaths(depotPaths, changeRange): |
| assert depotPaths |
| output = p4_read_pipe_lines("changes " + ' '.join (["%s...%s" % (p, changeRange) |
| for p in depotPaths])) |
| |
| changes = {} |
| for line in output: |
| changeNum = int(line.split(" ")[1]) |
| changes[changeNum] = True |
| |
| changelist = changes.keys() |
| changelist.sort() |
| return changelist |
| |
| class Command: |
| def __init__(self): |
| self.usage = "usage: %prog [options]" |
| self.needsGit = True |
| |
| class P4Debug(Command): |
| def __init__(self): |
| Command.__init__(self) |
| self.options = [ |
| optparse.make_option("--verbose", dest="verbose", action="store_true", |
| default=False), |
| ] |
| self.description = "A tool to debug the output of p4 -G." |
| self.needsGit = False |
| self.verbose = False |
| |
| def run(self, args): |
| j = 0 |
| for output in p4CmdList(" ".join(args)): |
| print 'Element: %d' % j |
| j += 1 |
| print output |
| return True |
| |
| class P4RollBack(Command): |
| 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): |
| if len(args) != 1: |
| return False |
| maxChange = int(args[0]) |
| |
| if "p4ExitCode" in p4Cmd("changes -m 1"): |
| die("Problems executing p4"); |
| |
| if self.rollbackLocalBranches: |
| refPrefix = "refs/heads/" |
| lines = read_pipe_lines("git rev-parse --symbolic --branches") |
| else: |
| refPrefix = "refs/remotes/" |
| lines = read_pipe_lines("git rev-parse --symbolic --remotes") |
| |
| for line in lines: |
| if self.rollbackLocalBranches or (line.startswith("p4/") and line != "p4/HEAD\n"): |
| line = line.strip() |
| ref = refPrefix + line |
| log = extractLogMessageFromGitCommit(ref) |
| settings = extractSettingsGitLog(log) |
| |
| depotPaths = settings['depot-paths'] |
| change = settings['change'] |
| |
| changed = False |
| |
| if len(p4Cmd("changes -m 1 " + ' '.join (['%s...@%s' % (p, maxChange) |
| for p in depotPaths]))) == 0: |
| print "Branch %s did not exist at change %s, deleting." % (ref, maxChange) |
| system("git update-ref -d %s `git rev-parse %s`" % (ref, ref)) |
| continue |
| |
| while change and int(change) > maxChange: |
| changed = True |
| if self.verbose: |
| print "%s is at %s ; rewinding towards %s" % (ref, change, maxChange) |
| system("git update-ref %s \"%s^\"" % (ref, ref)) |
| log = extractLogMessageFromGitCommit(ref) |
| settings = extractSettingsGitLog(log) |
| |
| |
| depotPaths = settings['depot-paths'] |
| change = settings['change'] |
| |
| if changed: |
| print "%s rewound to %s" % (ref, change) |
| |
| return True |
| |
| class P4Submit(Command): |
| def __init__(self): |
| Command.__init__(self) |
| self.options = [ |
| optparse.make_option("--verbose", dest="verbose", action="store_true"), |
| optparse.make_option("--origin", dest="origin"), |
| optparse.make_option("-M", dest="detectRename", 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.detectRename = False |
| self.verbose = False |
| self.isWindows = (platform.system() == "Windows") |
| |
| 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): |
| result = "" |
| |
| inDescriptionSection = False |
| |
| for line in template.split("\n"): |
| if line.startswith("#"): |
| result += line + "\n" |
| continue |
| |
| if inDescriptionSection: |
| if line.startswith("Files:"): |
| inDescriptionSection = False |
| else: |
| continue |
| else: |
| if line.startswith("Description:"): |
| inDescriptionSection = True |
| line += "\n" |
| for messageLine in message.split("\n"): |
| line += "\t" + messageLine + "\n" |
| |
| result += line + "\n" |
| |
| return result |
| |
| def prepareSubmitTemplate(self): |
| # 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"): |
| if line.endswith("\r\n"): |
| line = line[:-2] + "\n" |
| if inFilesSection: |
| if line.startswith("\t"): |
| # path starts and ends with a tab |
| path = line[1:] |
| lastTab = path.rfind("\t") |
| if lastTab != -1: |
| path = path[:lastTab] |
| if not path.startswith(self.depotPath): |
| continue |
| else: |
| inFilesSection = False |
| else: |
| if line.startswith("Files:"): |
| inFilesSection = True |
| |
| template += line |
| |
| return template |
| |
| def applyCommit(self, id): |
| print "Applying %s" % (read_pipe("git log --max-count=1 --pretty=oneline %s" % id)) |
| diffOpts = ("", "-M")[self.detectRename] |
| diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (diffOpts, id, id)) |
| filesToAdd = set() |
| filesToDelete = set() |
| editedFiles = set() |
| filesToChangeExecBit = {} |
| for line in diff: |
| diff = parseDiffTreeEntry(line) |
| modifier = diff['status'] |
| path = diff['src'] |
| if modifier == "M": |
| p4_system("edit \"%s\"" % path) |
| if isModeExecChanged(diff['src_mode'], diff['dst_mode']): |
| filesToChangeExecBit[path] = diff['dst_mode'] |
| editedFiles.add(path) |
| elif modifier == "A": |
| filesToAdd.add(path) |
| filesToChangeExecBit[path] = diff['dst_mode'] |
| if path in filesToDelete: |
| filesToDelete.remove(path) |
| elif modifier == "D": |
| filesToDelete.add(path) |
| if path in filesToAdd: |
| filesToAdd.remove(path) |
| elif modifier == "R": |
| src, dest = diff['src'], diff['dst'] |
| p4_system("integrate -Dt \"%s\" \"%s\"" % (src, dest)) |
| p4_system("edit \"%s\"" % (dest)) |
| if isModeExecChanged(diff['src_mode'], diff['dst_mode']): |
| filesToChangeExecBit[dest] = diff['dst_mode'] |
| os.unlink(dest) |
| editedFiles.add(dest) |
| filesToDelete.add(src) |
| else: |
| die("unknown modifier %s for %s" % (modifier, path)) |
| |
| diffcmd = "git format-patch -k --stdout \"%s^\"..\"%s\"" % (id, id) |
| patchcmd = diffcmd + " | git apply " |
| tryPatchCmd = patchcmd + "--check -" |
| applyPatchCmd = patchcmd + "--check --apply -" |
| |
| if os.system(tryPatchCmd) != 0: |
| print "Unfortunately applying the change failed!" |
| print "What do you want to do?" |
| response = "x" |
| while response != "s" and response != "a" and response != "w": |
| response = raw_input("[s]kip this patch / [a]pply the patch forcibly " |
| "and with .rej files / [w]rite the patch to a file (patch.txt) ") |
| if response == "s": |
| print "Skipping! Good luck with the next patches..." |
| for f in editedFiles: |
| p4_system("revert \"%s\"" % f); |
| for f in filesToAdd: |
| system("rm %s" %f) |
| return |
| elif response == "a": |
| os.system(applyPatchCmd) |
| if len(filesToAdd) > 0: |
| print "You may also want to call p4 add on the following files:" |
| print " ".join(filesToAdd) |
| if len(filesToDelete): |
| print "The following files should be scheduled for deletion with p4 delete:" |
| print " ".join(filesToDelete) |
| die("Please resolve and submit the conflict manually and " |
| + "continue afterwards with git-p4 submit --continue") |
| elif response == "w": |
| system(diffcmd + " > patch.txt") |
| print "Patch saved to patch.txt in %s !" % self.clientPath |
| die("Please resolve and submit the conflict manually and " |
| "continue afterwards with git-p4 submit --continue") |
| |
| system(applyPatchCmd) |
| |
| for f in filesToAdd: |
| p4_system("add \"%s\"" % f) |
| for f in filesToDelete: |
| p4_system("revert \"%s\"" % f) |
| p4_system("delete \"%s\"" % f) |
| |
| # Set/clear executable bits |
| for f in filesToChangeExecBit.keys(): |
| mode = filesToChangeExecBit[f] |
| setP4ExecBit(f, mode) |
| |
| logMessage = extractLogMessageFromGitCommit(id) |
| logMessage = logMessage.strip() |
| |
| template = self.prepareSubmitTemplate() |
| |
| if self.interactive: |
| submitTemplate = self.prepareLogMessage(template, logMessage) |
| if os.environ.has_key("P4DIFF"): |
| del(os.environ["P4DIFF"]) |
| diff = p4_read_pipe("diff -du ...") |
| |
| 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() |
| |
| 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() |
| mtime = os.stat(fileName).st_mtime |
| if os.environ.has_key("P4EDITOR"): |
| editor = os.environ.get("P4EDITOR") |
| else: |
| editor = read_pipe("git var GIT_EDITOR").strip() |
| system(editor + " " + fileName) |
| |
| response = "y" |
| if os.stat(fileName).st_mtime <= mtime: |
| response = "x" |
| while response != "y" and response != "n": |
| response = raw_input("Submit template unchanged. Submit anyway? [y]es, [n]o (skip this patch) ") |
| |
| if response == "y": |
| 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) |
| else: |
| for f in editedFiles: |
| p4_system("revert \"%s\"" % f); |
| for f in filesToAdd: |
| p4_system("revert \"%s\"" % f); |
| system("rm %s" %f) |
| |
| 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)) |
| |
| def run(self, args): |
| if len(args) == 0: |
| self.master = currentGitBranch() |
| if len(self.master) == 0 or not gitBranchExists("refs/heads/%s" % self.master): |
| die("Detecting current git branch failed!") |
| elif len(args) == 1: |
| self.master = args[0] |
| else: |
| return False |
| |
| allowSubmit = gitConfig("git-p4.allowSubmit") |
| if len(allowSubmit) > 0 and not self.master in allowSubmit.split(","): |
| die("%s is not in git-p4.allowSubmit" % self.master) |
| |
| [upstream, settings] = findUpstreamBranchPoint() |
| self.depotPath = settings['depot-paths'][0] |
| if len(self.origin) == 0: |
| self.origin = upstream |
| |
| if self.verbose: |
| print "Origin branch is " + self.origin |
| |
| if len(self.depotPath) == 0: |
| print "Internal error: cannot locate perforce depot path from existing branches" |
| sys.exit(128) |
| |
| self.clientPath = p4Where(self.depotPath) |
| |
| if len(self.clientPath) == 0: |
| print "Error: Cannot locate perforce checkout of %s in client view" % self.depotPath |
| sys.exit(128) |
| |
| print "Perforce checkout for depot path %s located at %s" % (self.depotPath, self.clientPath) |
| self.oldWorkingDirectory = os.getcwd() |
| |
| chdir(self.clientPath) |
| print "Syncronizing p4 checkout..." |
| p4_system("sync ...") |
| |
| self.check() |
| |
| commits = [] |
| for line in read_pipe_lines("git rev-list --no-merges %s..%s" % (self.origin, self.master)): |
| commits.append(line.strip()) |
| commits.reverse() |
| |
| 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!" |
| chdir(self.oldWorkingDirectory) |
| |
| sync = P4Sync() |
| sync.run([]) |
| |
| rebase = P4Rebase() |
| rebase.rebase() |
| |
| return True |
| |
| class P4Sync(Command): |
| def __init__(self): |
| Command.__init__(self) |
| self.options = [ |
| optparse.make_option("--branch", dest="branch"), |
| optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"), |
| 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-local", dest="importIntoRemotes", action="store_false", |
| help="Import into refs/heads/ , not refs/remotes"), |
| optparse.make_option("--max-changes", dest="maxChanges"), |
| optparse.make_option("--keep-path", dest="keepRepoPath", action='store_true', |
| help="Keep entire BRANCH/DIR/SUBDIR prefix during import"), |
| optparse.make_option("--use-client-spec", dest="useClientSpec", action='store_true', |
| help="Only sync files that are included in the Perforce Client Spec") |
| ] |
| self.description = """Imports from Perforce into a git repository.\n |
| example: |
| //depot/my/project/ -- to import the current head |
| //depot/my/project/@all -- to import everything |
| //depot/my/project/@1,6 -- to import only from revision 1 to 6 |
| |
| (a ... is not needed in the path p4 specification, it's added implicitly)""" |
| |
| self.usage += " //depot/path[@revRange]" |
| self.silent = False |
| self.createdBranches = set() |
| self.committedChanges = set() |
| self.branch = "" |
| self.detectBranches = False |
| self.detectLabels = False |
| self.changesFile = "" |
| self.syncWithOrigin = True |
| self.verbose = False |
| self.importIntoRemotes = True |
| self.maxChanges = "" |
| self.isWindows = (platform.system() == "Windows") |
| self.keepRepoPath = False |
| self.depotPaths = None |
| self.p4BranchesInGit = [] |
| self.cloneExclude = [] |
| self.useClientSpec = False |
| self.clientSpecDirs = [] |
| |
| if gitConfig("git-p4.syncFromOrigin") == "false": |
| self.syncWithOrigin = False |
| |
| def extractFilesFromCommit(self, commit): |
| self.cloneExclude = [re.sub(r"\.\.\.$", "", path) |
| for path in self.cloneExclude] |
| files = [] |
| fnum = 0 |
| while commit.has_key("depotFile%s" % fnum): |
| path = commit["depotFile%s" % fnum] |
| |
| if [p for p in self.cloneExclude |
| if path.startswith (p)]: |
| found = False |
| else: |
| found = [p for p in self.depotPaths |
| if path.startswith (p)] |
| if not found: |
| fnum = fnum + 1 |
| continue |
| |
| file = {} |
| file["path"] = path |
| file["rev"] = commit["rev%s" % fnum] |
| file["action"] = commit["action%s" % fnum] |
| file["type"] = commit["type%s" % fnum] |
| files.append(file) |
| fnum = fnum + 1 |
| return files |
| |
| def stripRepoPath(self, path, prefixes): |
| if self.keepRepoPath: |
| prefixes = [re.sub("^(//[^/]+/).*", r'\1', prefixes[0])] |
| |
| for p in prefixes: |
| if path.startswith(p): |
| path = path[len(p):] |
| |
| return path |
| |
| def splitFilesIntoBranches(self, commit): |
| branches = {} |
| fnum = 0 |
| while commit.has_key("depotFile%s" % fnum): |
| path = commit["depotFile%s" % fnum] |
| found = [p for p in self.depotPaths |
| if path.startswith (p)] |
| if not found: |
| fnum = fnum + 1 |
| continue |
| |
| file = {} |
| file["path"] = path |
| file["rev"] = commit["rev%s" % fnum] |
| file["action"] = commit["action%s" % fnum] |
| file["type"] = commit["type%s" % fnum] |
| fnum = fnum + 1 |
| |
| 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 |
| if relPath.startswith(branch + "/"): |
| if branch not in branches: |
| branches[branch] = [] |
| branches[branch].append(file) |
| break |
| |
| return branches |
| |
| # output one file from the P4 stream |
| # - helper for streamP4Files |
| |
| def streamOneP4File(self, file, contents): |
| if file["type"] == "apple": |
| print "\nfile %s is a strange apple file that forks. Ignoring" % \ |
| file['depotFile'] |
| return |
| |
| relPath = self.stripRepoPath(file['depotFile'], self.branchPrefixes) |
| if verbose: |
| sys.stderr.write("%s\n" % relPath) |
| |
| mode = "644" |
| if isP4Exec(file["type"]): |
| mode = "755" |
| elif file["type"] == "symlink": |
| mode = "120000" |
| # p4 print on a symlink contains "target\n", so strip it off |
| data = ''.join(contents) |
| contents = [data[:-1]] |
| |
| if self.isWindows and file["type"].endswith("text"): |
| mangled = [] |
| for data in contents: |
| data = data.replace("\r\n", "\n") |
| mangled.append(data) |
| contents = mangled |
| |
| if file['type'] in ('text+ko', 'unicode+ko', 'binary+ko'): |
| contents = map(lambda text: re.sub(r'(?i)\$(Id|Header):[^$]*\$',r'$\1$', text), contents) |
| elif file['type'] in ('text+k', 'ktext', 'kxtext', 'unicode+k', 'binary+k'): |
| contents = map(lambda text: re.sub(r'\$(Id|Header|Author|Date|DateTime|Change|File|Revision):[^$\n]*\$',r'$\1$', text), contents) |
| |
| self.gitStream.write("M %s inline %s\n" % (mode, relPath)) |
| |
| # total length... |
| length = 0 |
| for d in contents: |
| length = length + len(d) |
| |
| self.gitStream.write("data %d\n" % length) |
| for d in contents: |
| self.gitStream.write(d) |
| self.gitStream.write("\n") |
| |
| def streamOneP4Deletion(self, file): |
| relPath = self.stripRepoPath(file['path'], self.branchPrefixes) |
| if verbose: |
| sys.stderr.write("delete %s\n" % relPath) |
| self.gitStream.write("D %s\n" % relPath) |
| |
| # handle another chunk of streaming data |
| def streamP4FilesCb(self, marshalled): |
| |
| if marshalled.has_key('depotFile') and self.stream_have_file_info: |
| # start of a new file - output the old one first |
| self.streamOneP4File(self.stream_file, self.stream_contents) |
| self.stream_file = {} |
| self.stream_contents = [] |
| self.stream_have_file_info = False |
| |
| # pick up the new file information... for the |
| # 'data' field we need to append to our array |
| for k in marshalled.keys(): |
| if k == 'data': |
| self.stream_contents.append(marshalled['data']) |
| else: |
| self.stream_file[k] = marshalled[k] |
| |
| self.stream_have_file_info = True |
| |
| # Stream directly from "p4 files" into "git fast-import" |
| def streamP4Files(self, files): |
| filesForCommit = [] |
| filesToRead = [] |
| filesToDelete = [] |
| |
| for f in files: |
| includeFile = True |
| for val in self.clientSpecDirs: |
| if f['path'].startswith(val[0]): |
| if val[1] <= 0: |
| includeFile = False |
| break |
| |
| if includeFile: |
| filesForCommit.append(f) |
| if f['action'] not in ('delete', 'move/delete', 'purge'): |
| filesToRead.append(f) |
| else: |
| filesToDelete.append(f) |
| |
| # deleted files... |
| for f in filesToDelete: |
| self.streamOneP4Deletion(f) |
| |
| if len(filesToRead) > 0: |
| self.stream_file = {} |
| self.stream_contents = [] |
| self.stream_have_file_info = False |
| |
| # curry self argument |
| def streamP4FilesCbSelf(entry): |
| self.streamP4FilesCb(entry) |
| |
| p4CmdList("-x - print", |
| '\n'.join(['%s#%s' % (f['path'], f['rev']) |
| for f in filesToRead]), |
| cb=streamP4FilesCbSelf) |
| |
| # do the last chunk |
| if self.stream_file.has_key('depotFile'): |
| self.streamOneP4File(self.stream_file, self.stream_contents) |
| |
| def commit(self, details, files, branch, branchPrefixes, parent = ""): |
| epoch = details["time"] |
| author = details["user"] |
| self.branchPrefixes = branchPrefixes |
| |
| if self.verbose: |
| print "commit into %s" % branch |
| |
| # start with reading files; if that fails, we should not |
| # create a commit. |
| new_files = [] |
| for f in files: |
| if [p for p in branchPrefixes if f['path'].startswith(p)]: |
| new_files.append (f) |
| else: |
| sys.stderr.write("Ignoring file outside of prefix: %s\n" % path) |
| |
| self.gitStream.write("commit %s\n" % branch) |
| # gitStream.write("mark :%s\n" % details["change"]) |
| self.committedChanges.add(int(details["change"])) |
| committer = "" |
| if author not in self.users: |
| self.getUserMapFromPerforceServer() |
| if author in self.users: |
| committer = "%s %s %s" % (self.users[author], epoch, self.tz) |
| else: |
| committer = "%s <a@b> %s %s" % (author, epoch, self.tz) |
| |
| self.gitStream.write("committer %s\n" % committer) |
| |
| 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"])) |
| if len(details['options']) > 0: |
| self.gitStream.write(": options = %s" % details['options']) |
| self.gitStream.write("]\nEOT\n\n") |
| |
| if len(parent) > 0: |
| if self.verbose: |
| print "parent %s" % parent |
| self.gitStream.write("from %s\n" % parent) |
| |
| self.streamP4Files(new_files) |
| self.gitStream.write("\n") |
| |
| change = int(details["change"]) |
| |
| if self.labels.has_key(change): |
| label = self.labels[change] |
| labelDetails = label[0] |
| labelRevisions = label[1] |
| if self.verbose: |
| print "Change %s is labelled %s" % (change, labelDetails) |
| |
| files = p4CmdList("files " + ' '.join (["%s...@%s" % (p, change) |
| for p in branchPrefixes])) |
| |
| if len(files) == len(labelRevisions): |
| |
| cleanedFiles = {} |
| for info in files: |
| if info["action"] in ("delete", "purge"): |
| continue |
| 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"] |
| tagger = "" |
| if author in self.users: |
| tagger = "%s %s %s" % (self.users[owner], epoch, self.tz) |
| else: |
| tagger = "%s <a@b> %s %s" % (owner, epoch, self.tz) |
| self.gitStream.write("tagger %s\n" % tagger) |
| self.gitStream.write("data <<EOT\n") |
| self.gitStream.write(labelDetails["Description"]) |
| self.gitStream.write("EOT\n\n") |
| |
| else: |
| if not self.silent: |
| print ("Tag %s does not match with change %s: files do not match." |
| % (labelDetails["label"], change)) |
| |
| else: |
| if not self.silent: |
| print ("Tag %s does not match with change %s: file count is different." |
| % (labelDetails["label"], change)) |
| |
| def getUserCacheFilename(self): |
| home = os.environ.get("HOME", os.environ.get("USERPROFILE")) |
| return home + "/.gitp4-usercache.txt" |
| |
| def getUserMapFromPerforceServer(self): |
| if self.userMapFromPerforceServer: |
| return |
| self.users = {} |
| |
| for output in p4CmdList("users"): |
| if not output.has_key("User"): |
| continue |
| self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">" |
| |
| |
| s = '' |
| for (key, val) in self.users.items(): |
| s += "%s\t%s\n" % (key.expandtabs(1), val.expandtabs(1)) |
| |
| open(self.getUserCacheFilename(), "wb").write(s) |
| self.userMapFromPerforceServer = True |
| |
| def loadUserMapFromCache(self): |
| self.users = {} |
| self.userMapFromPerforceServer = False |
| try: |
| cache = open(self.getUserCacheFilename(), "rb") |
| lines = cache.readlines() |
| cache.close() |
| for line in lines: |
| entry = line.strip().split("\t") |
| self.users[entry[0]] = entry[1] |
| except IOError: |
| self.getUserMapFromPerforceServer() |
| |
| def getLabels(self): |
| self.labels = {} |
| |
| l = p4CmdList("labels %s..." % ' '.join (self.depotPaths)) |
| if len(l) > 0 and not self.silent: |
| print "Finding files belonging to labels in %s" % `self.depotPaths` |
| |
| for output in l: |
| label = output["label"] |
| revisions = {} |
| newestChange = 0 |
| if self.verbose: |
| print "Querying files for label %s" % label |
| for file in p4CmdList("files " |
| + ' '.join (["%s...@%s" % (p, label) |
| for p in self.depotPaths])): |
| revisions[file["depotFile"]] = file["rev"] |
| change = int(file["change"]) |
| if change > newestChange: |
| newestChange = change |
| |
| self.labels[newestChange] = [output, revisions] |
| |
| if self.verbose: |
| print "Label changes: %s" % self.labels.keys() |
| |
| def guessProjectName(self): |
| for p in self.depotPaths: |
| if p.endswith("/"): |
| p = p[:-1] |
| p = p[p.strip().rfind("/") + 1:] |
| if not p.endswith("/"): |
| p += "/" |
| return p |
| |
| def getBranchMapping(self): |
| lostAndFoundBranches = set() |
| |
| for info in p4CmdList("branches"): |
| details = p4Cmd("branch -o %s" % info["branch"]) |
| viewIdx = 0 |
| while details.has_key("View%s" % viewIdx): |
| paths = details["View%s" % viewIdx].split(" ") |
| viewIdx = viewIdx + 1 |
| # require standard //depot/foo/... //depot/bar/... mapping |
| if len(paths) != 2 or not paths[0].endswith("/...") or not paths[1].endswith("/..."): |
| continue |
| source = paths[0] |
| destination = paths[1] |
| ## HACK |
| if source.startswith(self.depotPaths[0]) and destination.startswith(self.depotPaths[0]): |
| source = source[len(self.depotPaths[0]):-4] |
| destination = destination[len(self.depotPaths[0]):-4] |
| |
| if destination in self.knownBranches: |
| if not self.silent: |
| print "p4 branch %s defines a mapping from %s to %s" % (info["branch"], source, destination) |
| print "but there exists another mapping from %s to %s already!" % (self.knownBranches[destination], destination) |
| continue |
| |
| self.knownBranches[destination] = source |
| |
| lostAndFoundBranches.discard(destination) |
| |
| if source not in self.knownBranches: |
| lostAndFoundBranches.add(source) |
| |
| |
| for branch in lostAndFoundBranches: |
| self.knownBranches[branch] = branch |
| |
| def getBranchMappingFromGitBranches(self): |
| branches = p4BranchesInGit(self.importIntoRemotes) |
| for branch in branches.keys(): |
| if branch == "master": |
| branch = "main" |
| else: |
| branch = branch[len(self.projectName):] |
| self.knownBranches[branch] = branch |
| |
| def listExistingP4GitBranches(self): |
| # branches holds mapping from name to commit |
| branches = p4BranchesInGit(self.importIntoRemotes) |
| self.p4BranchesInGit = branches.keys() |
| for branch in branches.keys(): |
| self.initialParents[self.refPrefix + branch] = branches[branch] |
| |
| def updateOptionDict(self, d): |
| option_keys = {} |
| if self.keepRepoPath: |
| option_keys['keepRepoPath'] = 1 |
| |
| d["options"] = ' '.join(sorted(option_keys.keys())) |
| |
| def readOptions(self, d): |
| self.keepRepoPath = (d.has_key('options') |
| and ('keepRepoPath' in d['options'])) |
| |
| def gitRefForBranch(self, branch): |
| if branch == "main": |
| return self.refPrefix + "master" |
| |
| if len(branch) <= 0: |
| return branch |
| |
| return self.refPrefix + self.projectName + branch |
| |
| def gitCommitByP4Change(self, ref, change): |
| if self.verbose: |
| print "looking in ref " + ref + " for change %s using bisect..." % change |
| |
| earliestCommit = "" |
| latestCommit = parseRevision(ref) |
| |
| while True: |
| if self.verbose: |
| print "trying: earliest %s latest %s" % (earliestCommit, latestCommit) |
| next = read_pipe("git rev-list --bisect %s %s" % (latestCommit, earliestCommit)).strip() |
| if len(next) == 0: |
| if self.verbose: |
| print "argh" |
| return "" |
| log = extractLogMessageFromGitCommit(next) |
| settings = extractSettingsGitLog(log) |
| currentChange = int(settings['change']) |
| if self.verbose: |
| print "current change %s" % currentChange |
| |
| if currentChange == change: |
| if self.verbose: |
| print "found %s" % next |
| return next |
| |
| if currentChange < change: |
| earliestCommit = "^%s" % next |
| else: |
| latestCommit = "%s" % next |
| |
| return "" |
| |
| def importNewBranch(self, branch, maxChange): |
| # make fast-import flush all changes to disk and update the refs using the checkpoint |
| # command so that we can try to find the branch parent in the git history |
| self.gitStream.write("checkpoint\n\n"); |
| self.gitStream.flush(); |
| branchPrefix = self.depotPaths[0] + branch + "/" |
| range = "@1,%s" % maxChange |
| #print "prefix" + branchPrefix |
| changes = p4ChangesForPaths([branchPrefix], range) |
| if len(changes) <= 0: |
| return False |
| firstChange = changes[0] |
| #print "first change in branch: %s" % firstChange |
| sourceBranch = self.knownBranches[branch] |
| sourceDepotPath = self.depotPaths[0] + sourceBranch |
| sourceRef = self.gitRefForBranch(sourceBranch) |
| #print "source " + sourceBranch |
| |
| branchParentChange = int(p4Cmd("changes -m 1 %s...@1,%s" % (sourceDepotPath, firstChange))["change"]) |
| #print "branch parent: %s" % branchParentChange |
| gitParent = self.gitCommitByP4Change(sourceRef, branchParentChange) |
| if len(gitParent) > 0: |
| self.initialParents[self.gitRefForBranch(branch)] = gitParent |
| #print "parent git commit: %s" % gitParent |
| |
| self.importChanges(changes) |
| return True |
| |
| def importChanges(self, changes): |
| cnt = 1 |
| for change in changes: |
| description = p4Cmd("describe %s" % change) |
| self.updateOptionDict(description) |
| |
| if not self.silent: |
| sys.stdout.write("\rImporting revision %s (%s%%)" % (change, cnt * 100 / len(changes))) |
| sys.stdout.flush() |
| cnt = cnt + 1 |
| |
| try: |
| if self.detectBranches: |
| branches = self.splitFilesIntoBranches(description) |
| for branch in branches.keys(): |
| ## HACK --hwn |
| branchPrefix = self.depotPaths[0] + branch + "/" |
| |
| parent = "" |
| |
| filesForCommit = branches[branch] |
| |
| if self.verbose: |
| print "branch is %s" % branch |
| |
| self.updatedBranches.add(branch) |
| |
| if branch not in self.createdBranches: |
| self.createdBranches.add(branch) |
| parent = self.knownBranches[branch] |
| if parent == branch: |
| parent = "" |
| else: |
| fullBranch = self.projectName + branch |
| if fullBranch not in self.p4BranchesInGit: |
| if not self.silent: |
| print("\n Importing new branch %s" % fullBranch); |
| if self.importNewBranch(branch, change - 1): |
| parent = "" |
| self.p4BranchesInGit.append(fullBranch) |
| if not self.silent: |
| print("\n Resuming with change %s" % change); |
| |
| if self.verbose: |
| print "parent determined through known branches: %s" % parent |
| |
| branch = self.gitRefForBranch(branch) |
| parent = self.gitRefForBranch(parent) |
| |
| if self.verbose: |
| print "looking for initial parent for %s; current parent is %s" % (branch, parent) |
| |
| if len(parent) == 0 and branch in self.initialParents: |
| parent = self.initialParents[branch] |
| del self.initialParents[branch] |
| |
| self.commit(description, filesForCommit, branch, [branchPrefix], parent) |
| else: |
| files = self.extractFilesFromCommit(description) |
| self.commit(description, files, self.branch, self.depotPaths, |
| self.initialParent) |
| self.initialParent = "" |
| except IOError: |
| print self.gitError.read() |
| sys.exit(1) |
| |
| def importHeadRevision(self, revision): |
| print "Doing initial import of %s from revision %s into %s" % (' '.join(self.depotPaths), revision, self.branch) |
| |
| details = { "user" : "git perforce import user", "time" : int(time.time()) } |
| details["desc"] = ("Initial import of %s from the state at revision %s" |
| % (' '.join(self.depotPaths), revision)) |
| details["change"] = revision |
| newestRevision = 0 |
| |
| fileCnt = 0 |
| for info in p4CmdList("files " |
| + ' '.join(["%s...%s" |
| % (p, revision) |
| for p in self.depotPaths])): |
| |
| if info['code'] == 'error': |
| sys.stderr.write("p4 returned an error: %s\n" |
| % info['data']) |
| sys.exit(1) |
| |
| |
| change = int(info["change"]) |
| if change > newestRevision: |
| newestRevision = change |
| |
| if info["action"] in ("delete", "purge"): |
| # don't increase the file cnt, otherwise details["depotFile123"] will have gaps! |
| #fileCnt = fileCnt + 1 |
| continue |
| |
| for prop in ["depotFile", "rev", "action", "type" ]: |
| details["%s%s" % (prop, fileCnt)] = info[prop] |
| |
| fileCnt = fileCnt + 1 |
| |
| details["change"] = newestRevision |
| self.updateOptionDict(details) |
| try: |
| self.commit(details, self.extractFilesFromCommit(details), self.branch, self.depotPaths) |
| except IOError: |
| print "IO error with git fast-import. Is your git version recent enough?" |
| print self.gitError.read() |
| |
| |
| def getClientSpec(self): |
| specList = p4CmdList( "client -o" ) |
| temp = {} |
| for entry in specList: |
| for k,v in entry.iteritems(): |
| if k.startswith("View"): |
| if v.startswith('"'): |
| start = 1 |
| else: |
| start = 0 |
| index = v.find("...") |
| v = v[start:index] |
| if v.startswith("-"): |
| v = v[1:] |
| temp[v] = -len(v) |
| else: |
| temp[v] = len(v) |
| self.clientSpecDirs = temp.items() |
| self.clientSpecDirs.sort( lambda x, y: abs( y[1] ) - abs( x[1] ) ) |
| |
| def run(self, args): |
| self.depotPaths = [] |
| self.changeRange = "" |
| self.initialParent = "" |
| self.previousDepotPaths = [] |
| |
| # map from branch depot path to parent branch |
| self.knownBranches = {} |
| self.initialParents = {} |
| self.hasOrigin = originP4BranchesExist() |
| if not self.syncWithOrigin: |
| self.hasOrigin = False |
| |
| if self.importIntoRemotes: |
| self.refPrefix = "refs/remotes/p4/" |
| else: |
| self.refPrefix = "refs/heads/p4/" |
| |
| if self.syncWithOrigin and self.hasOrigin: |
| if not self.silent: |
| print "Syncing with origin first by calling git fetch origin" |
| system("git fetch origin") |
| |
| if len(self.branch) == 0: |
| self.branch = self.refPrefix + "master" |
| if gitBranchExists("refs/heads/p4") and self.importIntoRemotes: |
| system("git update-ref %s refs/heads/p4" % self.branch) |
| system("git branch -D p4"); |
| # create it /after/ importing, when master exists |
| if not gitBranchExists(self.refPrefix + "HEAD") and self.importIntoRemotes and gitBranchExists(self.branch): |
| system("git symbolic-ref %sHEAD %s" % (self.refPrefix, self.branch)) |
| |
| if self.useClientSpec or gitConfig("git-p4.useclientspec") == "true": |
| self.getClientSpec() |
| |
| # TODO: should always look at previous commits, |
| # merge with previous imports, if possible. |
| if args == []: |
| if self.hasOrigin: |
| createOrUpdateBranchesFromOrigin(self.refPrefix, self.silent) |
| self.listExistingP4GitBranches() |
| |
| if len(self.p4BranchesInGit) > 1: |
| if not self.silent: |
| print "Importing from/into multiple branches" |
| self.detectBranches = True |
| |
| if self.verbose: |
| print "branches: %s" % self.p4BranchesInGit |
| |
| p4Change = 0 |
| for branch in self.p4BranchesInGit: |
| logMsg = extractLogMessageFromGitCommit(self.refPrefix + branch) |
| |
| settings = extractSettingsGitLog(logMsg) |
| |
| self.readOptions(settings) |
| if (settings.has_key('depot-paths') |
| and settings.has_key ('change')): |
| change = int(settings['change']) + 1 |
| p4Change = max(p4Change, change) |
| |
| depotPaths = sorted(settings['depot-paths']) |
| if self.previousDepotPaths == []: |
| self.previousDepotPaths = depotPaths |
| else: |
| paths = [] |
| for (prev, cur) in zip(self.previousDepotPaths, depotPaths): |
| for i in range(0, min(len(cur), len(prev))): |
| if cur[i] <> prev[i]: |
| i = i - 1 |
| break |
| |
| paths.append (cur[:i + 1]) |
| |
| self.previousDepotPaths = paths |
| |
| if p4Change > 0: |
| self.depotPaths = sorted(self.previousDepotPaths) |
| self.changeRange = "@%s,#head" % p4Change |
| if not self.detectBranches: |
| self.initialParent = parseRevision(self.branch) |
| if not self.silent and not self.detectBranches: |
| print "Performing incremental import into %s git branch" % self.branch |
| |
| if not self.branch.startswith("refs/"): |
| self.branch = "refs/heads/" + self.branch |
| |
| if len(args) == 0 and self.depotPaths: |
| if not self.silent: |
| print "Depot paths: %s" % ' '.join(self.depotPaths) |
| else: |
| if self.depotPaths and self.depotPaths != args: |
| print ("previous import used depot path %s and now %s was specified. " |
| "This doesn't work!" % (' '.join (self.depotPaths), |
| ' '.join (args))) |
| sys.exit(1) |
| |
| self.depotPaths = sorted(args) |
| |
| revision = "" |
| self.users = {} |
| |
| newPaths = [] |
| for p in self.depotPaths: |
| if p.find("@") != -1: |
| atIdx = p.index("@") |
| self.changeRange = p[atIdx:] |
| if self.changeRange == "@all": |
| self.changeRange = "" |
| elif ',' not in self.changeRange: |
| revision = self.changeRange |
| self.changeRange = "" |
| p = p[:atIdx] |
| elif p.find("#") != -1: |
| hashIdx = p.index("#") |
| revision = p[hashIdx:] |
| p = p[:hashIdx] |
| elif self.previousDepotPaths == []: |
| revision = "#head" |
| |
| p = re.sub ("\.\.\.$", "", p) |
| if not p.endswith("/"): |
| p += "/" |
| |
| newPaths.append(p) |
| |
| self.depotPaths = newPaths |
| |
| |
| self.loadUserMapFromCache() |
| self.labels = {} |
| if self.detectLabels: |
| self.getLabels(); |
| |
| if self.detectBranches: |
| ## FIXME - what's a P4 projectName ? |
| self.projectName = self.guessProjectName() |
| |
| if self.hasOrigin: |
| self.getBranchMappingFromGitBranches() |
| else: |
| self.getBranchMapping() |
| if self.verbose: |
| print "p4-git branches: %s" % self.p4BranchesInGit |
| print "initial parents: %s" % self.initialParents |
| for b in self.p4BranchesInGit: |
| if b != "master": |
| |
| ## FIXME |
| b = b[len(self.projectName):] |
| self.createdBranches.add(b) |
| |
| self.tz = "%+03d%02d" % (- time.timezone / 3600, ((- time.timezone % 3600) / 60)) |
| |
| importProcess = subprocess.Popen(["git", "fast-import"], |
| stdin=subprocess.PIPE, stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE); |
| self.gitOutput = importProcess.stdout |
| self.gitStream = importProcess.stdin |
| self.gitError = importProcess.stderr |
| |
| if revision: |
| self.importHeadRevision(revision) |
| else: |
| changes = [] |
| |
| if len(self.changesFile) > 0: |
| output = open(self.changesFile).readlines() |
| changeSet = set() |
| for line in output: |
| changeSet.add(int(line)) |
| |
| for change in changeSet: |
| changes.append(change) |
| |
| changes.sort() |
| else: |
| if self.verbose: |
| print "Getting p4 changes for %s...%s" % (', '.join(self.depotPaths), |
| self.changeRange) |
| changes = p4ChangesForPaths(self.depotPaths, self.changeRange) |
| |
| if len(self.maxChanges) > 0: |
| changes = changes[:min(int(self.maxChanges), len(changes))] |
| |
| if len(changes) == 0: |
| if not self.silent: |
| print "No changes to import!" |
| return True |
| |
| if not self.silent and not self.detectBranches: |
| print "Import destination: %s" % self.branch |
| |
| self.updatedBranches = set() |
| |
| 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") |
| |
| self.gitStream.close() |
| if importProcess.wait() != 0: |
| die("fast-import failed: %s" % self.gitError.read()) |
| self.gitOutput.close() |
| self.gitError.close() |
| |
| return True |
| |
| class P4Rebase(Command): |
| def __init__(self): |
| Command.__init__(self) |
| self.options = [ ] |
| 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.run([]) |
| |
| return self.rebase() |
| |
| def rebase(self): |
| if os.system("git update-index --refresh") != 0: |
| die("Some files in your working directory are modified and different than what is in your index. You can use git update-index <filename> to bring the index up-to-date or stash away all your changes with git stash."); |
| if len(read_pipe("git diff-index HEAD --")) > 0: |
| die("You have uncommited changes. Please commit them before rebasing or stash them away with git stash."); |
| |
| [upstream, settings] = findUpstreamBranchPoint() |
| if len(upstream) == 0: |
| die("Cannot find upstream branchpoint for rebase") |
| |
| # the branchpoint may be p4/foo~3, so strip off the parent |
| upstream = re.sub("~[0-9]+$", "", upstream) |
| |
| print "Rebasing the current branch onto %s" % upstream |
| oldHead = read_pipe("git rev-parse HEAD").strip() |
| system("git rebase %s" % upstream) |
| system("git diff-tree --stat --summary -M %s HEAD" % oldHead) |
| return True |
| |
| class P4Clone(P4Sync): |
| def __init__(self): |
| P4Sync.__init__(self) |
| self.description = "Creates a new git repository and imports from Perforce into it" |
| self.usage = "usage: %prog [options] //depot/path[@revRange]" |
| self.options += [ |
| optparse.make_option("--destination", dest="cloneDestination", |
| action='store', default=None, |
| help="where to leave result of the clone"), |
| optparse.make_option("-/", dest="cloneExclude", |
| action="append", type="string", |
| help="exclude depot path") |
| ] |
| self.cloneDestination = None |
| self.needsGit = False |
| |
| # This is required for the "append" cloneExclude action |
| def ensure_value(self, attr, value): |
| if not hasattr(self, attr) or getattr(self, attr) is None: |
| setattr(self, attr, value) |
| return getattr(self, attr) |
| |
| def defaultDestination(self, args): |
| ## TODO: use common prefix of args? |
| depotPath = args[0] |
| depotDir = re.sub("(@[^@]*)$", "", depotPath) |
| depotDir = re.sub("(#[^#]*)$", "", depotDir) |
| depotDir = re.sub(r"\.\.\.$", "", depotDir) |
| depotDir = re.sub(r"/$", "", depotDir) |
| return os.path.split(depotDir)[1] |
| |
| def run(self, args): |
| if len(args) < 1: |
| return False |
| |
| if self.keepRepoPath and not self.cloneDestination: |
| sys.stderr.write("Must specify destination for --keep-path\n") |
| sys.exit(1) |
| |
| depotPaths = args |
| |
| if not self.cloneDestination and len(depotPaths) > 1: |
| self.cloneDestination = depotPaths[-1] |
| depotPaths = depotPaths[:-1] |
| |
| self.cloneExclude = ["/"+p for p in self.cloneExclude] |
| for p in depotPaths: |
| if not p.startswith("//"): |
| return False |
| |
| if not self.cloneDestination: |
| self.cloneDestination = self.defaultDestination(args) |
| |
| print "Importing from %s into %s" % (', '.join(depotPaths), self.cloneDestination) |
| if not os.path.exists(self.cloneDestination): |
| os.makedirs(self.cloneDestination) |
| chdir(self.cloneDestination) |
| system("git init") |
| self.gitdir = os.getcwd() + "/.git" |
| if not P4Sync.run(self, depotPaths): |
| return False |
| if self.branch != "master": |
| if self.importIntoRemotes: |
| masterbranch = "refs/remotes/p4/master" |
| else: |
| masterbranch = "refs/heads/p4/master" |
| if gitBranchExists(masterbranch): |
| system("git branch master %s" % masterbranch) |
| system("git checkout -f") |
| else: |
| print "Could not detect main branch. No checkout/master branch created." |
| |
| return True |
| |
| class P4Branches(Command): |
| def __init__(self): |
| Command.__init__(self) |
| self.options = [ ] |
| self.description = ("Shows the git branches that hold imports and their " |
| + "corresponding perforce depot paths") |
| self.verbose = False |
| |
| def run(self, args): |
| if originP4BranchesExist(): |
| createOrUpdateBranchesFromOrigin() |
| |
| cmdline = "git rev-parse --symbolic " |
| cmdline += " --remotes" |
| |
| for line in read_pipe_lines(cmdline): |
| line = line.strip() |
| |
| if not line.startswith('p4/') or line == "p4/HEAD": |
| continue |
| branch = line |
| |
| log = extractLogMessageFromGitCommit("refs/remotes/%s" % branch) |
| settings = extractSettingsGitLog(log) |
| |
| print "%s <= %s (%s)" % (branch, ",".join(settings["depot-paths"]), settings["change"]) |
| return True |
| |
| class HelpFormatter(optparse.IndentedHelpFormatter): |
| def __init__(self): |
| optparse.IndentedHelpFormatter.__init__(self) |
| |
| def format_description(self, description): |
| if description: |
| return description + "\n" |
| else: |
| return "" |
| |
| def printUsage(commands): |
| print "usage: %s <command> [options]" % sys.argv[0] |
| print "" |
| print "valid commands: %s" % ", ".join(commands) |
| print "" |
| print "Try %s <command> --help for command specific help." % sys.argv[0] |
| print "" |
| |
| commands = { |
| "debug" : P4Debug, |
| "submit" : P4Submit, |
| "commit" : P4Submit, |
| "sync" : P4Sync, |
| "rebase" : P4Rebase, |
| "clone" : P4Clone, |
| "rollback" : P4RollBack, |
| "branches" : P4Branches |
| } |
| |
| |
| def main(): |
| if len(sys.argv[1:]) == 0: |
| printUsage(commands.keys()) |
| sys.exit(2) |
| |
| cmd = "" |
| cmdName = sys.argv[1] |
| try: |
| klass = commands[cmdName] |
| cmd = klass() |
| except KeyError: |
| print "unknown command %s" % cmdName |
| print "" |
| printUsage(commands.keys()) |
| sys.exit(2) |
| |
| options = cmd.options |
| cmd.gitdir = os.environ.get("GIT_DIR", None) |
| |
| args = sys.argv[2:] |
| |
| if len(options) > 0: |
| options.append(optparse.make_option("--git-dir", dest="gitdir")) |
| |
| parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName), |
| options, |
| description = cmd.description, |
| formatter = HelpFormatter()) |
| |
| (cmd, args) = parser.parse_args(sys.argv[2:], cmd); |
| global verbose |
| verbose = cmd.verbose |
| if cmd.needsGit: |
| if cmd.gitdir == None: |
| cmd.gitdir = os.path.abspath(".git") |
| if not isValidGitDir(cmd.gitdir): |
| cmd.gitdir = read_pipe("git rev-parse --git-dir").strip() |
| if os.path.exists(cmd.gitdir): |
| cdup = read_pipe("git rev-parse --show-cdup").strip() |
| if len(cdup) > 0: |
| chdir(cdup); |
| |
| if not isValidGitDir(cmd.gitdir): |
| if isValidGitDir(cmd.gitdir + "/.git"): |
| cmd.gitdir += "/.git" |
| else: |
| die("fatal: cannot locate git repository at %s" % cmd.gitdir) |
| |
| os.environ["GIT_DIR"] = cmd.gitdir |
| |
| if not cmd.run(args): |
| parser.print_help() |
| |
| |
| if __name__ == '__main__': |
| main() |
