3 # git-p4.py -- A tool for bidirectional operation between a Perforce depot and git.
5 # Author: Simon Hausmann <hausmann@kde.org>
6 # Copyright: 2007 Simon Hausmann <hausmann@kde.org>
8 # License: MIT <http://www.opensource.org/licenses/mit-license.php>
10 # TODO: Add an option to sync/rebase to fetch and rebase from origin first.
13 import optparse
, sys
, os
, marshal
, popen2
, subprocess
, shelve
14 import tempfile
, getopt
, sha
, os
.path
, time
, platform
17 gitdir
= os
.environ
.get("GIT_DIR", "")
20 return os
.popen(command
, "rb");
23 cmd
= "p4 -G %s" % cmd
24 pipe
= os
.popen(cmd
, "rb")
29 entry
= marshal
.load(pipe
)
44 def p4Where(depotPath
):
45 if not depotPath
.endswith("/"):
47 output
= p4Cmd("where %s..." % depotPath
)
50 clientPath
= output
.get("path")
51 elif "data" in output
:
52 data
= output
.get("data")
53 lastSpace
= data
.rfind(" ")
54 clientPath
= data
[lastSpace
+ 1:]
56 if clientPath
.endswith("..."):
57 clientPath
= clientPath
[:-3]
61 sys
.stderr
.write(msg
+ "\n")
64 def currentGitBranch():
65 return mypopen("git name-rev HEAD").read().split(" ")[1][:-1]
67 def isValidGitDir(path
):
68 if os
.path
.exists(path
+ "/HEAD") and os
.path
.exists(path
+ "/refs") and os
.path
.exists(path
+ "/objects"):
73 if os
.system(cmd
) != 0:
74 die("command failed: %s" % cmd
)
76 def extractLogMessageFromGitCommit(commit
):
79 for log
in mypopen("git cat-file commit %s" % commit
).readlines():
88 def extractDepotPathAndChangeFromGitLog(log
):
90 for line
in log
.split("\n"):
92 if line
.startswith("[git-p4:") and line
.endswith("]"):
93 line
= line
[8:-1].strip()
94 for assignment
in line
.split(":"):
95 variable
= assignment
.strip()
97 equalPos
= assignment
.find("=")
99 variable
= assignment
[:equalPos
].strip()
100 value
= assignment
[equalPos
+ 1:].strip()
101 if value
.startswith("\"") and value
.endswith("\""):
103 values
[variable
] = value
105 return values
.get("depot-path"), values
.get("change")
107 def gitBranchExists(branch
):
108 proc
= subprocess
.Popen(["git", "rev-parse", branch
], stderr
=subprocess
.PIPE
, stdout
=subprocess
.PIPE
);
109 return proc
.wait() == 0;
113 self
.usage
= "usage: %prog [options]"
116 class P4Debug(Command
):
118 Command
.__init
__(self
)
121 self
.description
= "A tool to debug the output of p4 -G."
122 self
.needsGit
= False
125 for output
in p4CmdList(" ".join(args
)):
129 class P4CleanTags(Command
):
131 Command
.__init
__(self
)
133 # optparse.make_option("--branch", dest="branch", default="refs/heads/master")
135 self
.description
= "A tool to remove stale unused tags from incremental perforce imports."
137 branch
= currentGitBranch()
138 print "Cleaning out stale p4 import tags..."
139 sout
, sin
, serr
= popen2
.popen3("git name-rev --tags `git rev-parse %s`" % branch
)
142 tagIdx
= output
.index(" tags/p4/")
144 print "Cannot find any p4/* tag. Nothing to do."
148 caretIdx
= output
.index("^")
150 caretIdx
= len(output
) - 1
151 rev
= int(output
[tagIdx
+ 9 : caretIdx
])
153 allTags
= mypopen("git tag -l p4/").readlines()
154 for i
in range(len(allTags
)):
155 allTags
[i
] = int(allTags
[i
][3:-1])
162 print mypopen("git tag -d p4/%s" % rev
).read()
164 print "%s tags removed." % len(allTags
)
167 class P4Submit(Command
):
169 Command
.__init
__(self
)
171 optparse
.make_option("--continue", action
="store_false", dest
="firstTime"),
172 optparse
.make_option("--origin", dest
="origin"),
173 optparse
.make_option("--reset", action
="store_true", dest
="reset"),
174 optparse
.make_option("--log-substitutions", dest
="substFile"),
175 optparse
.make_option("--noninteractive", action
="store_false"),
176 optparse
.make_option("--dry-run", action
="store_true"),
178 self
.description
= "Submit changes from git to the perforce depot."
179 self
.usage
+= " [name of git branch to submit into perforce depot]"
180 self
.firstTime
= True
182 self
.interactive
= True
185 self
.firstTime
= True
188 self
.logSubstitutions
= {}
189 self
.logSubstitutions
["<enter description here>"] = "%log%"
190 self
.logSubstitutions
["\tDetails:"] = "\tDetails: %log%"
193 if len(p4CmdList("opened ...")) > 0:
194 die("You have files opened with perforce! Close them before starting the sync.")
197 if len(self
.config
) > 0 and not self
.reset
:
198 die("Cannot start sync. Previous sync config found at %s\nIf you want to start submitting again from scratch maybe you want to call git-p4 submit --reset" % self
.configFile
)
201 for line
in mypopen("git rev-list --no-merges %s..%s" % (self
.origin
, self
.master
)).readlines():
202 commits
.append(line
[:-1])
205 self
.config
["commits"] = commits
207 def prepareLogMessage(self
, template
, message
):
210 for line
in template
.split("\n"):
211 if line
.startswith("#"):
212 result
+= line
+ "\n"
216 for key
in self
.logSubstitutions
.keys():
217 if line
.find(key
) != -1:
218 value
= self
.logSubstitutions
[key
]
219 value
= value
.replace("%log%", message
)
220 if value
!= "@remove@":
221 result
+= line
.replace(key
, value
) + "\n"
226 result
+= line
+ "\n"
231 print "Applying %s" % (mypopen("git log --max-count=1 --pretty=oneline %s" % id).read())
232 diff
= mypopen("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id)).readlines()
234 filesToDelete
= set()
238 path
= line
[1:].strip()
240 system("p4 edit \"%s\"" % path
)
241 editedFiles
.add(path
)
242 elif modifier
== "A":
244 if path
in filesToDelete
:
245 filesToDelete
.remove(path
)
246 elif modifier
== "D":
247 filesToDelete
.add(path
)
248 if path
in filesToAdd
:
249 filesToAdd
.remove(path
)
251 die("unknown modifier %s for %s" % (modifier
, path
))
253 diffcmd
= "git diff-tree -p --diff-filter=ACMRTUXB \"%s^\" \"%s\"" % (id, id)
254 patchcmd
= diffcmd
+ " | patch -p1"
256 if os
.system(patchcmd
+ " --dry-run --silent") != 0:
257 print "Unfortunately applying the change failed!"
258 print "What do you want to do?"
260 while response
!= "s" and response
!= "a" and response
!= "w":
261 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) ")
263 print "Skipping! Good luck with the next patches..."
265 elif response
== "a":
267 if len(filesToAdd
) > 0:
268 print "You may also want to call p4 add on the following files:"
269 print " ".join(filesToAdd
)
270 if len(filesToDelete
):
271 print "The following files should be scheduled for deletion with p4 delete:"
272 print " ".join(filesToDelete
)
273 die("Please resolve and submit the conflict manually and continue afterwards with git-p4 submit --continue")
274 elif response
== "w":
275 system(diffcmd
+ " > patch.txt")
276 print "Patch saved to patch.txt in %s !" % self
.clientPath
277 die("Please resolve and submit the conflict manually and continue afterwards with git-p4 submit --continue")
282 system("p4 add %s" % f
)
283 for f
in filesToDelete
:
284 system("p4 revert %s" % f
)
285 system("p4 delete %s" % f
)
287 logMessage
= extractLogMessageFromGitCommit(id)
288 logMessage
= logMessage
.replace("\n", "\n\t")
289 logMessage
= logMessage
[:-1]
291 template
= mypopen("p4 change -o").read()
294 submitTemplate
= self
.prepareLogMessage(template
, logMessage
)
295 diff
= mypopen("p4 diff -du ...").read()
297 for newFile
in filesToAdd
:
298 diff
+= "==== new file ====\n"
299 diff
+= "--- /dev/null\n"
300 diff
+= "+++ %s\n" % newFile
301 f
= open(newFile
, "r")
302 for line
in f
.readlines():
306 separatorLine
= "######## everything below this line is just the diff #######"
307 if platform
.system() == "Windows":
308 separatorLine
+= "\r"
309 separatorLine
+= "\n"
312 firstIteration
= True
313 while response
== "e":
314 if not firstIteration
:
315 response
= raw_input("Do you want to submit this change? [y]es/[e]dit/[n]o/[s]kip ")
316 firstIteration
= False
318 [handle
, fileName
] = tempfile
.mkstemp()
319 tmpFile
= os
.fdopen(handle
, "w+")
320 tmpFile
.write(submitTemplate
+ separatorLine
+ diff
)
323 if platform
.system() == "Windows":
324 defaultEditor
= "notepad"
325 editor
= os
.environ
.get("EDITOR", defaultEditor
);
326 system(editor
+ " " + fileName
)
327 tmpFile
= open(fileName
, "rb")
328 message
= tmpFile
.read()
331 submitTemplate
= message
[:message
.index(separatorLine
)]
333 if response
== "y" or response
== "yes":
336 raw_input("Press return to continue...")
338 pipe
= os
.popen("p4 submit -i", "wb")
339 pipe
.write(submitTemplate
)
341 elif response
== "s":
342 for f
in editedFiles
:
343 system("p4 revert \"%s\"" % f
);
345 system("p4 revert \"%s\"" % f
);
347 for f
in filesToDelete
:
348 system("p4 delete \"%s\"" % f
);
351 print "Not submitting!"
352 self
.interactive
= False
354 fileName
= "submit.txt"
355 file = open(fileName
, "w+")
356 file.write(self
.prepareLogMessage(template
, logMessage
))
358 print "Perforce submit template written as %s. Please review/edit and then use p4 submit -i < %s to submit directly!" % (fileName
, fileName
)
362 # make gitdir absolute so we can cd out into the perforce checkout
363 gitdir
= os
.path
.abspath(gitdir
)
364 os
.environ
["GIT_DIR"] = gitdir
367 self
.master
= currentGitBranch()
368 if len(self
.master
) == 0 or not os
.path
.exists("%s/refs/heads/%s" % (gitdir
, self
.master
)):
369 die("Detecting current git branch failed!")
371 self
.master
= args
[0]
376 if gitBranchExists("p4"):
377 [depotPath
, dummy
] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("p4"))
378 if len(depotPath
) == 0 and gitBranchExists("origin"):
379 [depotPath
, dummy
] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("origin"))
381 if len(depotPath
) == 0:
382 print "Internal error: cannot locate perforce depot path from existing branches"
385 self
.clientPath
= p4Where(depotPath
)
387 if len(self
.clientPath
) == 0:
388 print "Error: Cannot locate perforce checkout of %s in client view" % depotPath
391 print "Perforce checkout for depot path %s located at %s" % (depotPath
, self
.clientPath
)
392 oldWorkingDirectory
= os
.getcwd()
393 os
.chdir(self
.clientPath
)
394 response
= raw_input("Do you want to sync %s with p4 sync? [y]es/[n]o " % self
.clientPath
)
395 if response
== "y" or response
== "yes":
396 system("p4 sync ...")
398 if len(self
.origin
) == 0:
399 if gitBranchExists("p4"):
402 self
.origin
= "origin"
405 self
.firstTime
= True
407 if len(self
.substFile
) > 0:
408 for line
in open(self
.substFile
, "r").readlines():
409 tokens
= line
[:-1].split("=")
410 self
.logSubstitutions
[tokens
[0]] = tokens
[1]
413 self
.configFile
= gitdir
+ "/p4-git-sync.cfg"
414 self
.config
= shelve
.open(self
.configFile
, writeback
=True)
419 commits
= self
.config
.get("commits", [])
421 while len(commits
) > 0:
422 self
.firstTime
= False
424 commits
= commits
[1:]
425 self
.config
["commits"] = commits
427 if not self
.interactive
:
432 if len(commits
) == 0:
434 print "No changes found to apply between %s and current HEAD" % self
.origin
436 print "All changes applied!"
437 response
= raw_input("Do you want to sync from Perforce now using git-p4 rebase? [y]es/[n]o ")
438 if response
== "y" or response
== "yes":
439 os
.chdir(oldWorkingDirectory
)
442 os
.remove(self
.configFile
)
446 class P4Sync(Command
):
448 Command
.__init
__(self
)
450 optparse
.make_option("--branch", dest
="branch"),
451 optparse
.make_option("--detect-branches", dest
="detectBranches", action
="store_true"),
452 optparse
.make_option("--changesfile", dest
="changesFile"),
453 optparse
.make_option("--silent", dest
="silent", action
="store_true"),
454 optparse
.make_option("--known-branches", dest
="knownBranches"),
455 optparse
.make_option("--data-cache", dest
="dataCache", action
="store_true"),
456 optparse
.make_option("--command-cache", dest
="commandCache", action
="store_true"),
457 optparse
.make_option("--detect-labels", dest
="detectLabels", action
="store_true")
459 self
.description
= """Imports from Perforce into a git repository.\n
461 //depot/my/project/ -- to import the current head
462 //depot/my/project/@all -- to import everything
463 //depot/my/project/@1,6 -- to import only from revision 1 to 6
465 (a ... is not needed in the path p4 specification, it's added implicitly)"""
467 self
.usage
+= " //depot/path[@revRange]"
469 self
.dataCache
= False
470 self
.commandCache
= False
472 self
.knownBranches
= Set()
473 self
.createdBranches
= Set()
474 self
.committedChanges
= Set()
476 self
.detectBranches
= False
477 self
.detectLabels
= False
478 self
.changesFile
= ""
480 def p4File(self
, depotPath
):
481 return os
.popen("p4 print -q \"%s\"" % depotPath
, "rb").read()
483 def extractFilesFromCommit(self
, commit
):
486 while commit
.has_key("depotFile%s" % fnum
):
487 path
= commit
["depotFile%s" % fnum
]
488 if not path
.startswith(self
.depotPath
):
489 # if not self.silent:
490 # print "\nchanged files: ignoring path %s outside of %s in change %s" % (path, self.depotPath, change)
496 file["rev"] = commit
["rev%s" % fnum
]
497 file["action"] = commit
["action%s" % fnum
]
498 file["type"] = commit
["type%s" % fnum
]
503 def isSubPathOf(self
, first
, second
):
504 if not first
.startswith(second
):
508 return first
[len(second
)] == "/"
510 def branchesForCommit(self
, files
):
514 relativePath
= file["path"][len(self
.depotPath
):]
515 # strip off the filename
516 relativePath
= relativePath
[0:relativePath
.rfind("/")]
518 # if len(branches) == 0:
519 # branches.add(relativePath)
520 # knownBranches.add(relativePath)
523 ###### this needs more testing :)
525 for branch
in branches
:
526 if relativePath
== branch
:
529 # if relativePath.startswith(branch):
530 if self
.isSubPathOf(relativePath
, branch
):
533 # if branch.startswith(relativePath):
534 if self
.isSubPathOf(branch
, relativePath
):
535 branches
.remove(branch
)
541 for branch
in self
.knownBranches
:
542 #if relativePath.startswith(branch):
543 if self
.isSubPathOf(relativePath
, branch
):
544 if len(branches
) == 0:
545 relativePath
= branch
553 branches
.add(relativePath
)
554 self
.knownBranches
.add(relativePath
)
558 def findBranchParent(self
, branchPrefix
, files
):
561 if not path
.startswith(branchPrefix
):
563 action
= file["action"]
564 if action
!= "integrate" and action
!= "branch":
567 depotPath
= path
+ "#" + rev
569 log
= p4CmdList("filelog \"%s\"" % depotPath
)
571 print "eek! I got confused by the filelog of %s" % depotPath
575 if log
["action0"] != action
:
576 print "eek! wrong action in filelog for %s : found %s, expected %s" % (depotPath
, log
["action0"], action
)
579 branchAction
= log
["how0,0"]
580 # if branchAction == "branch into" or branchAction == "ignored":
581 # continue # ignore for branching
583 if not branchAction
.endswith(" from"):
584 continue # ignore for branching
585 # print "eek! file %s was not branched from but instead: %s" % (depotPath, branchAction)
588 source
= log
["file0,0"]
589 if source
.startswith(branchPrefix
):
592 lastSourceRev
= log
["erev0,0"]
594 sourceLog
= p4CmdList("filelog -m 1 \"%s%s\"" % (source
, lastSourceRev
))
595 if len(sourceLog
) != 1:
596 print "eek! I got confused by the source filelog of %s%s" % (source
, lastSourceRev
)
598 sourceLog
= sourceLog
[0]
600 relPath
= source
[len(self
.depotPath
):]
601 # strip off the filename
602 relPath
= relPath
[0:relPath
.rfind("/")]
604 for branch
in self
.knownBranches
:
605 if self
.isSubPathOf(relPath
, branch
):
606 # print "determined parent branch branch %s due to change in file %s" % (branch, source)
609 # print "%s is not a subpath of branch %s" % (relPath, branch)
613 def commit(self
, details
, files
, branch
, branchPrefix
, parent
= "", merged
= ""):
614 epoch
= details
["time"]
615 author
= details
["user"]
617 self
.gitStream
.write("commit %s\n" % branch
)
618 # gitStream.write("mark :%s\n" % details["change"])
619 self
.committedChanges
.add(int(details
["change"]))
621 if author
in self
.users
:
622 committer
= "%s %s %s" % (self
.users
[author
], epoch
, self
.tz
)
624 committer
= "%s <a@b> %s %s" % (author
, epoch
, self
.tz
)
626 self
.gitStream
.write("committer %s\n" % committer
)
628 self
.gitStream
.write("data <<EOT\n")
629 self
.gitStream
.write(details
["desc"])
630 self
.gitStream
.write("\n[git-p4: depot-path = \"%s\": change = %s]\n" % (branchPrefix
, details
["change"]))
631 self
.gitStream
.write("EOT\n\n")
634 self
.gitStream
.write("from %s\n" % parent
)
637 self
.gitStream
.write("merge %s\n" % merged
)
641 if not path
.startswith(branchPrefix
):
643 # print "\nchanged files: ignoring path %s outside of branch prefix %s in change %s" % (path, branchPrefix, details["change"])
646 depotPath
= path
+ "#" + rev
647 relPath
= path
[len(branchPrefix
):]
648 action
= file["action"]
650 if file["type"] == "apple":
651 print "\nfile %s is a strange apple file that forks. Ignoring!" % path
654 if action
== "delete":
655 self
.gitStream
.write("D %s\n" % relPath
)
658 if file["type"].startswith("x"):
661 data
= self
.p4File(depotPath
)
663 self
.gitStream
.write("M %s inline %s\n" % (mode
, relPath
))
664 self
.gitStream
.write("data %s\n" % len(data
))
665 self
.gitStream
.write(data
)
666 self
.gitStream
.write("\n")
668 self
.gitStream
.write("\n")
670 change
= int(details
["change"])
672 self
.lastChange
= change
674 if change
in self
.labels
:
675 label
= self
.labels
[change
]
676 labelDetails
= label
[0]
677 labelRevisions
= label
[1]
679 files
= p4CmdList("files %s...@%s" % (branchPrefix
, change
))
681 if len(files
) == len(labelRevisions
):
685 if info
["action"] == "delete":
687 cleanedFiles
[info
["depotFile"]] = info
["rev"]
689 if cleanedFiles
== labelRevisions
:
690 self
.gitStream
.write("tag tag_%s\n" % labelDetails
["label"])
691 self
.gitStream
.write("from %s\n" % branch
)
693 owner
= labelDetails
["Owner"]
695 if author
in self
.users
:
696 tagger
= "%s %s %s" % (self
.users
[owner
], epoch
, self
.tz
)
698 tagger
= "%s <a@b> %s %s" % (owner
, epoch
, self
.tz
)
699 self
.gitStream
.write("tagger %s\n" % tagger
)
700 self
.gitStream
.write("data <<EOT\n")
701 self
.gitStream
.write(labelDetails
["Description"])
702 self
.gitStream
.write("EOT\n\n")
706 print "Tag %s does not match with change %s: files do not match." % (labelDetails
["label"], change
)
710 print "Tag %s does not match with change %s: file count is different." % (labelDetails
["label"], change
)
712 def extractFilesInCommitToBranch(self
, files
, branchPrefix
):
717 if path
.startswith(branchPrefix
):
718 newFiles
.append(file)
722 def findBranchSourceHeuristic(self
, files
, branch
, branchPrefix
):
724 action
= file["action"]
725 if action
!= "integrate" and action
!= "branch":
729 depotPath
= path
+ "#" + rev
731 log
= p4CmdList("filelog \"%s\"" % depotPath
)
733 print "eek! I got confused by the filelog of %s" % depotPath
737 if log
["action0"] != action
:
738 print "eek! wrong action in filelog for %s : found %s, expected %s" % (depotPath
, log
["action0"], action
)
741 branchAction
= log
["how0,0"]
743 if not branchAction
.endswith(" from"):
744 continue # ignore for branching
745 # print "eek! file %s was not branched from but instead: %s" % (depotPath, branchAction)
748 source
= log
["file0,0"]
749 if source
.startswith(branchPrefix
):
752 lastSourceRev
= log
["erev0,0"]
754 sourceLog
= p4CmdList("filelog -m 1 \"%s%s\"" % (source
, lastSourceRev
))
755 if len(sourceLog
) != 1:
756 print "eek! I got confused by the source filelog of %s%s" % (source
, lastSourceRev
)
758 sourceLog
= sourceLog
[0]
760 relPath
= source
[len(self
.depotPath
):]
761 # strip off the filename
762 relPath
= relPath
[0:relPath
.rfind("/")]
764 for candidate
in self
.knownBranches
:
765 if self
.isSubPathOf(relPath
, candidate
) and candidate
!= branch
:
770 def changeIsBranchMerge(self
, sourceBranch
, destinationBranch
, change
):
772 for file in p4CmdList("files %s...@%s" % (self
.depotPath
+ sourceBranch
+ "/", change
)):
773 if file["action"] == "delete":
775 sourceFiles
[file["depotFile"]] = file
777 destinationFiles
= {}
778 for file in p4CmdList("files %s...@%s" % (self
.depotPath
+ destinationBranch
+ "/", change
)):
779 destinationFiles
[file["depotFile"]] = file
781 for fileName
in sourceFiles
.keys():
785 for integration
in p4CmdList("integrated \"%s\"" % fileName
):
786 toFile
= integration
["fromFile"] # yes, it's true, it's fromFile
787 if not toFile
in destinationFiles
:
789 destFile
= destinationFiles
[toFile
]
790 if destFile
["action"] == "delete":
791 # print "file %s has been deleted in %s" % (fileName, toFile)
794 integrationCount
+= 1
795 if integration
["how"] == "branch from":
798 if int(integration
["change"]) == change
:
799 integrations
.append(integration
)
801 if int(integration
["change"]) > change
:
804 destRev
= int(destFile
["rev"])
806 startRev
= integration
["startFromRev"][1:]
807 if startRev
== "none":
810 startRev
= int(startRev
)
812 endRev
= integration
["endFromRev"][1:]
818 initialBranch
= (destRev
== 1 and integration
["how"] != "branch into")
819 inRange
= (destRev
>= startRev
and destRev
<= endRev
)
820 newer
= (destRev
> startRev
and destRev
> endRev
)
822 if initialBranch
or inRange
or newer
:
823 integrations
.append(integration
)
828 if len(integrations
) == 0 and integrationCount
> 1:
829 print "file %s was not integrated from %s into %s" % (fileName
, sourceBranch
, destinationBranch
)
834 def getUserMap(self
):
837 for output
in p4CmdList("users"):
838 if not output
.has_key("User"):
840 self
.users
[output
["User"]] = output
["FullName"] + " <" + output
["Email"] + ">"
845 l
= p4CmdList("labels %s..." % self
.depotPath
)
846 if len(l
) > 0 and not self
.silent
:
847 print "Finding files belonging to labels in %s" % self
.depotPath
850 label
= output
["label"]
853 for file in p4CmdList("files //...@%s" % label
):
854 revisions
[file["depotFile"]] = file["rev"]
855 change
= int(file["change"])
856 if change
> newestChange
:
857 newestChange
= change
859 self
.labels
[newestChange
] = [output
, revisions
]
863 self
.changeRange
= ""
864 self
.initialParent
= ""
865 self
.previousDepotPath
= ""
867 if len(self
.branch
) == 0:
868 self
.branch
= "refs/remotes/p4"
871 if not gitBranchExists(self
.branch
) and gitBranchExists("origin"):
873 print "Creating %s branch in git repository based on origin" % self
.branch
874 system("git branch %s origin" % self
.branch
)
876 [self
.previousDepotPath
, p4Change
] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit(self
.branch
))
877 if len(self
.previousDepotPath
) > 0 and len(p4Change
) > 0:
878 p4Change
= int(p4Change
) + 1
879 self
.depotPath
= self
.previousDepotPath
880 self
.changeRange
= "@%s,#head" % p4Change
881 self
.initialParent
= mypopen("git rev-parse %s" % self
.branch
).read()[:-1]
883 print "Performing incremental import into %s git branch" % self
.branch
885 if not self
.branch
.startswith("refs/"):
886 self
.branch
= "refs/heads/" + self
.branch
888 if len(self
.depotPath
) != 0:
889 self
.depotPath
= self
.depotPath
[:-1]
891 if len(args
) == 0 and len(self
.depotPath
) != 0:
893 print "Depot path: %s" % self
.depotPath
897 if len(self
.depotPath
) != 0 and self
.depotPath
!= args
[0]:
898 print "previous import used depot path %s and now %s was specified. this doesn't work!" % (self
.depotPath
, args
[0])
900 self
.depotPath
= args
[0]
906 if self
.depotPath
.find("@") != -1:
907 atIdx
= self
.depotPath
.index("@")
908 self
.changeRange
= self
.depotPath
[atIdx
:]
909 if self
.changeRange
== "@all":
910 self
.changeRange
= ""
911 elif self
.changeRange
.find(",") == -1:
912 self
.revision
= self
.changeRange
913 self
.changeRange
= ""
914 self
.depotPath
= self
.depotPath
[0:atIdx
]
915 elif self
.depotPath
.find("#") != -1:
916 hashIdx
= self
.depotPath
.index("#")
917 self
.revision
= self
.depotPath
[hashIdx
:]
918 self
.depotPath
= self
.depotPath
[0:hashIdx
]
919 elif len(self
.previousDepotPath
) == 0:
920 self
.revision
= "#head"
922 if self
.depotPath
.endswith("..."):
923 self
.depotPath
= self
.depotPath
[:-3]
925 if not self
.depotPath
.endswith("/"):
926 self
.depotPath
+= "/"
930 if self
.detectLabels
:
933 if len(self
.changeRange
) == 0:
935 sout
, sin
, serr
= popen2
.popen3("git name-rev --tags `git rev-parse %s`" % self
.branch
)
937 if output
.endswith("\n"):
939 tagIdx
= output
.index(" tags/p4/")
940 caretIdx
= output
.find("^")
944 self
.rev
= int(output
[tagIdx
+ 9 : endPos
]) + 1
945 self
.changeRange
= "@%s,#head" % self
.rev
946 self
.initialParent
= mypopen("git rev-parse %s" % self
.branch
).read()[:-1]
950 self
.tz
= "%+03d%02d" % (- time
.timezone
/ 3600, ((- time
.timezone
% 3600) / 60))
952 importProcess
= subprocess
.Popen(["git", "fast-import"], stdin
=subprocess
.PIPE
, stdout
=subprocess
.PIPE
, stderr
=subprocess
.PIPE
);
953 self
.gitOutput
= importProcess
.stdout
954 self
.gitStream
= importProcess
.stdin
955 self
.gitError
= importProcess
.stderr
957 if len(self
.revision
) > 0:
958 print "Doing initial import of %s from revision %s" % (self
.depotPath
, self
.revision
)
960 details
= { "user" : "git perforce import user", "time" : int(time
.time()) }
961 details
["desc"] = "Initial import of %s from the state at revision %s" % (self
.depotPath
, self
.revision
)
962 details
["change"] = self
.revision
966 for info
in p4CmdList("files %s...%s" % (self
.depotPath
, self
.revision
)):
967 change
= int(info
["change"])
968 if change
> newestRevision
:
969 newestRevision
= change
971 if info
["action"] == "delete":
972 # don't increase the file cnt, otherwise details["depotFile123"] will have gaps!
973 #fileCnt = fileCnt + 1
976 for prop
in [ "depotFile", "rev", "action", "type" ]:
977 details
["%s%s" % (prop
, fileCnt
)] = info
[prop
]
979 fileCnt
= fileCnt
+ 1
981 details
["change"] = newestRevision
984 self
.commit(details
, self
.extractFilesFromCommit(details
), self
.branch
, self
.depotPath
)
986 print "IO error with git fast-import. Is your git version recent enough?"
987 print self
.gitError
.read()
992 if len(self
.changesFile
) > 0:
993 output
= open(self
.changesFile
).readlines()
996 changeSet
.add(int(line
))
998 for change
in changeSet
:
999 changes
.append(change
)
1003 output
= mypopen("p4 changes %s...%s" % (self
.depotPath
, self
.changeRange
)).readlines()
1006 changeNum
= line
.split(" ")[1]
1007 changes
.append(changeNum
)
1011 if len(changes
) == 0:
1013 print "no changes to import!"
1017 for change
in changes
:
1018 description
= p4Cmd("describe %s" % change
)
1021 sys
.stdout
.write("\rimporting revision %s (%s%%)" % (change
, cnt
* 100 / len(changes
)))
1026 files
= self
.extractFilesFromCommit(description
)
1027 if self
.detectBranches
:
1028 for branch
in self
.branchesForCommit(files
):
1029 self
.knownBranches
.add(branch
)
1030 branchPrefix
= self
.depotPath
+ branch
+ "/"
1032 filesForCommit
= self
.extractFilesInCommitToBranch(files
, branchPrefix
)
1036 ########### remove cnt!!!
1037 if branch
not in self
.createdBranches
and cnt
> 2:
1038 self
.createdBranches
.add(branch
)
1039 parent
= self
.findBranchParent(branchPrefix
, files
)
1040 if parent
== branch
:
1042 # elif len(parent) > 0:
1043 # print "%s branched off of %s" % (branch, parent)
1045 if len(parent
) == 0:
1046 merged
= self
.findBranchSourceHeuristic(filesForCommit
, branch
, branchPrefix
)
1048 print "change %s could be a merge from %s into %s" % (description
["change"], merged
, branch
)
1049 if not self
.changeIsBranchMerge(merged
, branch
, int(description
["change"])):
1052 branch
= "refs/heads/" + branch
1054 parent
= "refs/heads/" + parent
1056 merged
= "refs/heads/" + merged
1057 self
.commit(description
, files
, branch
, branchPrefix
, parent
, merged
)
1059 self
.commit(description
, files
, self
.branch
, self
.depotPath
, self
.initialParent
)
1060 self
.initialParent
= ""
1062 print self
.gitError
.read()
1069 self
.gitStream
.close()
1070 self
.gitOutput
.close()
1071 self
.gitError
.close()
1072 importProcess
.wait()
1076 class P4Rebase(Command
):
1078 Command
.__init
__(self
)
1080 self
.description
= "Fetches the latest revision from perforce and rebases the current work (branch) against it"
1082 def run(self
, args
):
1085 print "Rebasing the current branch"
1086 oldHead
= mypopen("git rev-parse HEAD").read()[:-1]
1087 system("git rebase p4")
1088 system("git diff-tree --stat --summary -M %s HEAD" % oldHead
)
1091 class P4Clone(P4Sync
):
1093 P4Sync
.__init
__(self
)
1094 self
.description
= "Creates a new git repository and imports from Perforce into it"
1095 self
.usage
= "usage: %prog [options] //depot/path[@revRange] [directory]"
1096 self
.needsGit
= False
1098 def run(self
, args
):
1108 if not depotPath
.startswith("//"):
1113 atPos
= dir.rfind("@")
1116 hashPos
= dir.rfind("#")
1118 dir = dir[0:hashPos
]
1120 if dir.endswith("..."):
1123 if dir.endswith("/"):
1126 slashPos
= dir.rfind("/")
1128 dir = dir[slashPos
+ 1:]
1130 print "Importing from %s into %s" % (depotPath
, dir)
1134 if not P4Sync
.run(self
, [depotPath
]):
1136 if self
.branch
!= "master":
1137 system("git branch master p4")
1138 system("git checkout -f")
1141 class HelpFormatter(optparse
.IndentedHelpFormatter
):
1143 optparse
.IndentedHelpFormatter
.__init
__(self
)
1145 def format_description(self
, description
):
1147 return description
+ "\n"
1151 def printUsage(commands
):
1152 print "usage: %s <command> [options]" % sys
.argv
[0]
1154 print "valid commands: %s" % ", ".join(commands
)
1156 print "Try %s <command> --help for command specific help." % sys
.argv
[0]
1160 "debug" : P4Debug(),
1161 "clean-tags" : P4CleanTags(),
1162 "submit" : P4Submit(),
1164 "rebase" : P4Rebase(),
1168 if len(sys
.argv
[1:]) == 0:
1169 printUsage(commands
.keys())
1173 cmdName
= sys
.argv
[1]
1175 cmd
= commands
[cmdName
]
1177 print "unknown command %s" % cmdName
1179 printUsage(commands
.keys())
1182 options
= cmd
.options
1187 if len(options
) > 0:
1188 options
.append(optparse
.make_option("--git-dir", dest
="gitdir"))
1190 parser
= optparse
.OptionParser(cmd
.usage
.replace("%prog", "%prog " + cmdName
),
1192 description
= cmd
.description
,
1193 formatter
= HelpFormatter())
1195 (cmd
, args
) = parser
.parse_args(sys
.argv
[2:], cmd
);
1199 if len(gitdir
) == 0:
1201 if not isValidGitDir(gitdir
):
1202 gitdir
= mypopen("git rev-parse --git-dir").read()[:-1]
1203 if os
.path
.exists(gitdir
):
1204 cdup
= mypopen("git rev-parse --show-cdup").read()[:-1];
1208 if not isValidGitDir(gitdir
):
1209 if isValidGitDir(gitdir
+ "/.git"):
1212 die("fatal: cannot locate git repository at %s" % gitdir
)
1214 os
.environ
["GIT_DIR"] = gitdir
1216 if not cmd
.run(args
):