if os.system(cmd) != 0:
die("command failed: %s" % cmd)
-def p4CmdList(cmd):
+def p4CmdList(cmd, stdin=None, stdin_mode='w+b'):
cmd = "p4 -G %s" % cmd
if verbose:
sys.stderr.write("Opening pipe: %s\n" % cmd)
- pipe = os.popen(cmd, "rb")
+
+ # 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(pipe)
+ entry = marshal.load(p4.stdout)
result.append(entry)
except EOFError:
pass
- exitCode = pipe.close()
- if exitCode != None:
+ exitCode = p4.wait()
+ if exitCode != 0:
entry = {}
entry["p4ExitCode"] = exitCode
result.append(entry)
paths = values.get("depot-paths")
if not paths:
paths = values.get("depot-path")
- values['depot-paths'] = paths.split(',')
+ if paths:
+ values['depot-paths'] = paths.split(',')
return values
def gitBranchExists(branch):
def gitConfig(key):
return read_pipe("git config %s" % key, ignore_error=True).strip()
+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 = read_pipe_lines("p4 changes " + ' '.join (["%s...%s" % (p, changeRange)
+ for p in depotPaths]))
+
+ changes = []
+ for line in output:
+ changeNum = line.split(" ")[1]
+ changes.append(int(changeNum))
+
+ changes.sort()
+ return changes
+
class Command:
def __init__(self):
self.usage = "usage: %prog [options]"
self.directSubmit = False
self.trustMeLikeAFool = False
self.verbose = False
+ self.isWindows = (platform.system() == "Windows")
self.logSubstitutions = {}
self.logSubstitutions["<enter description here>"] = "%log%"
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 read_pipe_lines("p4 change -o"):
+ 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):
if self.directSubmit:
print "Applying local change in working directory/index"
system(applyPatchCmd)
for f in filesToAdd:
- system("p4 add %s" % f)
+ system("p4 add \"%s\"" % f)
for f in filesToDelete:
- system("p4 revert %s" % f)
- system("p4 delete %s" % f)
+ system("p4 revert \"%s\"" % f)
+ system("p4 delete \"%s\"" % f)
logMessage = ""
if not self.directSubmit:
logMessage = extractLogMessageFromGitCommit(id)
logMessage = logMessage.replace("\n", "\n\t")
+ if self.isWindows:
+ logMessage = logMessage.replace("\n", "\r\n")
logMessage = logMessage.strip()
- template = read_pipe("p4 change -o")
+ template = self.prepareSubmitTemplate()
if self.interactive:
submitTemplate = self.prepareLogMessage(template, logMessage)
tmpFile.close()
os.remove(fileName)
submitTemplate = message[:message.index(separatorLine)]
+ if self.isWindows:
+ submitTemplate = submitTemplate.replace("\r\n", "\n")
if response == "y" or response == "yes":
if self.dryRun:
else:
return False
- depotPath = ""
- settings = None
- if gitBranchExists("p4"):
- settings = extractSettingsGitLog(extractLogMessageFromGitCommit("p4"))
- if len(depotPath) == 0 and gitBranchExists("origin"):
- settings = extractSettingsGitLog(extractLogMessageFromGitCommit("origin"))
- depotPath = settings['depot-paths'][0]
+ [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(depotPath) == 0:
+ if len(self.depotPath) == 0:
print "Internal error: cannot locate perforce depot path from existing branches"
sys.exit(128)
- self.clientPath = p4Where(depotPath)
+ self.clientPath = p4Where(self.depotPath)
if len(self.clientPath) == 0:
- print "Error: Cannot locate perforce checkout of %s in client view" % depotPath
+ 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" % (depotPath, self.clientPath)
+ print "Perforce checkout for depot path %s located at %s" % (self.depotPath, self.clientPath)
self.oldWorkingDirectory = os.getcwd()
if self.directSubmit:
f.close();
os.chdir(self.clientPath)
- response = raw_input("Do you want to sync %s with p4 sync? [y]es/[n]o " % self.clientPath)
- if response == "y" or response == "yes":
- system("p4 sync ...")
-
- if len(self.origin) == 0:
- if gitBranchExists("p4"):
- self.origin = "p4"
- else:
- self.origin = "origin"
+ print "Syncronizing p4 checkout..."
+ system("p4 sync ...")
if self.reset:
self.firstTime = True
else:
print "All changes applied!"
os.chdir(self.oldWorkingDirectory)
- response = raw_input("Do you want to sync from Perforce now using git-p4 rebase? [y]es/[n]o ")
+
+ sync = P4Sync()
+ sync.run([])
+
+ response = raw_input("Do you want to rebase current HEAD from Perforce now using git-p4 rebase? [y]es/[n]o ")
if response == "y" or response == "yes":
rebase = P4Rebase()
- rebase.run([])
+ rebase.rebase()
os.remove(self.configFile)
return True
self.isWindows = (platform.system() == "Windows")
self.keepRepoPath = False
self.depotPaths = None
+ self.p4BranchesInGit = []
if gitConfig("git-p4.syncFromOrigin") == "false":
self.syncWithOrigin = False
if branch not in branches:
branches[branch] = []
branches[branch].append(file)
+ break
return branches
if not files:
return
- filedata = p4CmdList('print %s' % ' '.join(['"%s#%s"' % (f['path'],
- f['rev'])
- for f in files]))
+ filedata = p4CmdList('-x - print',
+ stdin='\n'.join(['%s#%s' % (f['path'], f['rev'])
+ for f in files]),
+ stdin_mode='w+')
+ if "p4ExitCode" in filedata[0]:
+ die("Problems executing p4. Error: [%d]."
+ % (filedata[0]['p4ExitCode']));
j = 0;
contents = {}
text += filedata[j]['data']
j += 1
+
+ if not stat.has_key('depotFile'):
+ sys.stderr.write("p4 print fails with: %s\n" % repr(stat))
+ continue
+
contents[stat['depotFile']] = text
for f in files:
self.gitStream.write("data <<EOT\n")
self.gitStream.write(details["desc"])
- self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s: "
- "options = %s]\n"
- % (','.join (branchPrefixes), details["change"],
- details['options']
- ))
- self.gitStream.write("EOT\n\n")
+ 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:
if file["action"] == "delete":
self.gitStream.write("D %s\n" % relPath)
else:
- mode = 644
- if file["type"].startswith("x"):
- mode = 755
-
data = file['data']
+ mode = "644"
+ if file["type"].startswith("x"):
+ mode = "755"
+ elif file["type"] == "symlink":
+ mode = "120000"
+ # p4 print on a symlink contains "target\n", so strip it off
+ data = data[:-1]
+
if self.isWindows and file["type"].endswith("text"):
data = data.replace("\r\n", "\n")
- self.gitStream.write("M %d inline %s\n" % (mode, relPath))
+ self.gitStream.write("M %s inline %s\n" % (mode, relPath))
self.gitStream.write("data %s\n" % len(data))
self.gitStream.write(data)
self.gitStream.write("\n")
% (labelDetails["label"], change))
def getUserCacheFilename(self):
- return os.environ["HOME"] + "/.gitp4-usercache.txt"
+ home = os.environ.get("HOME", os.environ.get("USERPROFILE"))
+ return home + "/.gitp4-usercache.txt"
def getUserMapFromPerforceServer(self):
if self.userMapFromPerforceServer:
def guessProjectName(self):
for p in self.depotPaths:
- return p [p.strip().rfind("/") + 1:]
+ if p.endswith("/"):
+ p = p[:-1]
+ p = p[p.strip().rfind("/") + 1:]
+ if not p.endswith("/"):
+ p += "/"
+ return p
def getBranchMapping(self):
-
- ## FIXME - what's a P4 projectName ?
- self.projectName = self.guessProjectName()
+ lostAndFoundBranches = set()
for info in p4CmdList("branches"):
details = p4Cmd("branch -o %s" % info["branch"])
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 not in self.knownBranches:
- self.knownBranches[destination] = source
- if source not in self.knownBranches:
- self.knownBranches[source] = source
-
- def listExistingP4GitBranches(self):
- self.p4BranchesInGit = []
-
- cmdline = "git rev-parse --symbolic "
- if self.importIntoRemotes:
- cmdline += " --remotes"
- else:
- cmdline += " --branches"
-
- for line in read_pipe_lines(cmdline):
- line = line.strip()
-
- ## only import to p4/
- if not line.startswith('p4/'):
- continue
- branch = line
- if self.importIntoRemotes:
- # strip off p4
- branch = re.sub ("^p4/", "", line)
- self.p4BranchesInGit.append(branch)
- self.initialParents[self.refPrefix + branch] = parseRevision(line)
+ 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
- def createOrUpdateBranchesFromOrigin(self):
- if not self.silent:
- print ("Creating/updating branch(es) in %s based on origin branch(es)"
- % self.refPrefix)
+ self.knownBranches[destination] = source
- for line in read_pipe_lines("git rev-parse --symbolic --remotes"):
- line = line.strip()
- if (not line.startswith("origin/")) or line.endswith("HEAD\n"):
- continue
+ lostAndFoundBranches.discard(destination)
- headName = line[len("origin/"):]
- remoteHead = self.refPrefix + headName
- originHead = "origin/" + headName
+ if source not in self.knownBranches:
+ lostAndFoundBranches.add(source)
- 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 self.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'])))
+ for branch in lostAndFoundBranches:
+ self.knownBranches[branch] = branch
- if update:
- system("git update-ref %s %s" % (remoteHead, originHead))
+ 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 = {}
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"] == "delete":
+ # 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 run(self, args):
self.depotPaths = []
self.changeRange = ""
# map from branch depot path to parent branch
self.knownBranches = {}
self.initialParents = {}
- self.hasOrigin = gitBranchExists("origin")
+ self.hasOrigin = originP4BranchesExist()
+ if not self.syncWithOrigin:
+ self.hasOrigin = False
if self.importIntoRemotes:
self.refPrefix = "refs/remotes/p4/"
else:
- self.refPrefix = "refs/heads/"
+ self.refPrefix = "refs/heads/p4/"
if self.syncWithOrigin and self.hasOrigin:
if not self.silent:
system("git fetch origin")
if len(self.branch) == 0:
- self.branch = self.refPrefix + "p4/master"
+ 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:
+ if not gitBranchExists(self.refPrefix + "HEAD") and self.importIntoRemotes and gitBranchExists(self.branch):
system("git symbolic-ref %sHEAD %s" % (self.refPrefix, self.branch))
# TODO: should always look at previous commits,
# merge with previous imports, if possible.
if args == []:
if self.hasOrigin:
- self.createOrUpdateBranchesFromOrigin()
+ createOrUpdateBranchesFromOrigin(self.refPrefix, self.silent)
self.listExistingP4GitBranches()
if len(self.p4BranchesInGit) > 1:
self.depotPaths = sorted(args)
- self.revision = ""
+ revision = ""
self.users = {}
newPaths = []
if self.changeRange == "@all":
self.changeRange = ""
elif ',' not in self.changeRange:
- self.revision = self.changeRange
+ revision = self.changeRange
self.changeRange = ""
- p = p[0:atIdx]
+ p = p[:atIdx]
elif p.find("#") != -1:
hashIdx = p.index("#")
- self.revision = p[hashIdx:]
- p = p[0:hashIdx]
+ revision = p[hashIdx:]
+ p = p[:hashIdx]
elif self.previousDepotPaths == []:
- self.revision = "#head"
+ revision = "#head"
p = re.sub ("\.\.\.$", "", p)
if not p.endswith("/"):
self.getLabels();
if self.detectBranches:
- self.getBranchMapping();
+ ## FIXME - what's a P4 projectName ?
+ self.projectName = self.guessProjectName()
+
+ if not self.hasOrigin:
+ self.getBranchMapping();
if self.verbose:
print "p4-git branches: %s" % self.p4BranchesInGit
print "initial parents: %s" % self.initialParents
self.gitStream = importProcess.stdin
self.gitError = importProcess.stderr
- if self.revision:
- print "Doing initial import of %s from revision %s" % (' '.join(self.depotPaths), self.revision)
-
- 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), self.revision))
- details["change"] = self.revision
- newestRevision = 0
-
- fileCnt = 0
- for info in p4CmdList("files "
- + ' '.join(["%s...%s"
- % (p, self.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"] == "delete":
- # 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()
-
+ if revision:
+ self.importHeadRevision(revision)
else:
changes = []
if self.verbose:
print "Getting p4 changes for %s...%s" % (', '.join(self.depotPaths),
self.changeRange)
- assert self.depotPaths
- output = read_pipe_lines("p4 changes " + ' '.join (["%s...%s" % (p, self.changeRange)
- for p in self.depotPaths]))
-
- for line in output:
- changeNum = line.split(" ")[1]
- changes.append(changeNum)
-
- changes.reverse()
+ changes = p4ChangesForPaths(self.depotPaths, self.changeRange)
if len(self.maxChanges) > 0:
- changes = changes[0:min(int(self.maxChanges), len(changes))]
+ changes = changes[:min(int(self.maxChanges), len(changes))]
if len(changes) == 0:
if not self.silent:
print "No changes to import!"
return True
- self.updatedBranches = set()
-
- 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 not self.silent and not self.detectBranches:
+ print "Import destination: %s" % self.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 = ""
- elif self.verbose:
- print "parent determined through known branches: %s" % parent
-
- # main branch? use master
- if branch == "main":
- branch = "master"
- else:
-
- ## FIXME
- branch = self.projectName + branch
-
- if parent == "main":
- parent = "master"
- elif len(parent) > 0:
- ## FIXME
- parent = self.projectName + parent
-
- branch = self.refPrefix + branch
- if len(parent) > 0:
- parent = self.refPrefix + 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.updatedBranches = set()
- 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)
+ self.importChanges(changes)
if not self.silent:
print ""
sys.stdout.write("%s " % b)
sys.stdout.write("\n")
-
self.gitStream.close()
if importProcess.wait() != 0:
die("fast-import failed: %s" % self.gitError.read())
def run(self, args):
sync = P4Sync()
sync.run([])
- print "Rebasing the current branch"
+
+ return self.rebase()
+
+ def rebase(self):
+ [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 p4")
+ system("git rebase %s" % upstream)
system("git diff-tree --stat --summary -M %s HEAD" % oldHead)
return True
sys.exit(1)
depotPaths = args
+
+ if not self.cloneDestination and len(depotPaths) > 1:
+ self.cloneDestination = depotPaths[-1]
+ depotPaths = depotPaths[:-1]
+
for p in depotPaths:
if not p.startswith("//"):
return False
if not self.cloneDestination:
- self.cloneDestination = self.defaultDestination()
+ self.cloneDestination = self.defaultDestination(args)
print "Importing from %s into %s" % (', '.join(depotPaths), self.cloneDestination)
- os.makedirs(self.cloneDestination)
+ if not os.path.exists(self.cloneDestination):
+ os.makedirs(self.cloneDestination)
os.chdir(self.cloneDestination)
system("git init")
self.gitdir = os.getcwd() + "/.git"
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)
"sync" : P4Sync,
"rebase" : P4Rebase,
"clone" : P4Clone,
- "rollback" : P4RollBack
+ "rollback" : P4RollBack,
+ "branches" : P4Branches
}