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1 | #!/usr/bin/env python | |
2 | # | |
3 | # git-p4.py -- A tool for bidirectional operation between a Perforce depot and git. | |
4 | # | |
5 | # Author: Simon Hausmann <simon@lst.de> | |
6 | # Copyright: 2007 Simon Hausmann <simon@lst.de> | |
7 | # 2007 Trolltech ASA | |
8 | # License: MIT <http://www.opensource.org/licenses/mit-license.php> | |
9 | # | |
10 | ||
11 | import optparse, sys, os, marshal, popen2, subprocess, shelve | |
12 | import tempfile, getopt, sha, os.path, time, platform | |
13 | import re | |
14 | ||
15 | from sets import Set; | |
16 | ||
17 | verbose = False | |
18 | ||
19 | def die(msg): | |
20 | if verbose: | |
21 | raise Exception(msg) | |
22 | else: | |
23 | sys.stderr.write(msg + "\n") | |
24 | sys.exit(1) | |
25 | ||
26 | def write_pipe(c, str): | |
27 | if verbose: | |
28 | sys.stderr.write('Writing pipe: %s\n' % c) | |
29 | ||
30 | pipe = os.popen(c, 'w') | |
31 | val = pipe.write(str) | |
32 | if pipe.close(): | |
33 | die('Command failed: %s' % c) | |
34 | ||
35 | return val | |
36 | ||
37 | def read_pipe(c, ignore_error=False): | |
38 | if verbose: | |
39 | sys.stderr.write('Reading pipe: %s\n' % c) | |
40 | ||
41 | pipe = os.popen(c, 'rb') | |
42 | val = pipe.read() | |
43 | if pipe.close() and not ignore_error: | |
44 | die('Command failed: %s' % c) | |
45 | ||
46 | return val | |
47 | ||
48 | ||
49 | def read_pipe_lines(c): | |
50 | if verbose: | |
51 | sys.stderr.write('Reading pipe: %s\n' % c) | |
52 | ## todo: check return status | |
53 | pipe = os.popen(c, 'rb') | |
54 | val = pipe.readlines() | |
55 | if pipe.close(): | |
56 | die('Command failed: %s' % c) | |
57 | ||
58 | return val | |
59 | ||
60 | def system(cmd): | |
61 | if verbose: | |
62 | sys.stderr.write("executing %s\n" % cmd) | |
63 | if os.system(cmd) != 0: | |
64 | die("command failed: %s" % cmd) | |
65 | ||
66 | def p4CmdList(cmd): | |
67 | cmd = "p4 -G %s" % cmd | |
68 | if verbose: | |
69 | sys.stderr.write("Opening pipe: %s\n" % cmd) | |
70 | pipe = os.popen(cmd, "rb") | |
71 | ||
72 | result = [] | |
73 | try: | |
74 | while True: | |
75 | entry = marshal.load(pipe) | |
76 | result.append(entry) | |
77 | except EOFError: | |
78 | pass | |
79 | exitCode = pipe.close() | |
80 | if exitCode != None: | |
81 | entry = {} | |
82 | entry["p4ExitCode"] = exitCode | |
83 | result.append(entry) | |
84 | ||
85 | return result | |
86 | ||
87 | def p4Cmd(cmd): | |
88 | list = p4CmdList(cmd) | |
89 | result = {} | |
90 | for entry in list: | |
91 | result.update(entry) | |
92 | return result; | |
93 | ||
94 | def p4Where(depotPath): | |
95 | if not depotPath.endswith("/"): | |
96 | depotPath += "/" | |
97 | output = p4Cmd("where %s..." % depotPath) | |
98 | if output["code"] == "error": | |
99 | return "" | |
100 | clientPath = "" | |
101 | if "path" in output: | |
102 | clientPath = output.get("path") | |
103 | elif "data" in output: | |
104 | data = output.get("data") | |
105 | lastSpace = data.rfind(" ") | |
106 | clientPath = data[lastSpace + 1:] | |
107 | ||
108 | if clientPath.endswith("..."): | |
109 | clientPath = clientPath[:-3] | |
110 | return clientPath | |
111 | ||
112 | def currentGitBranch(): | |
113 | return read_pipe("git name-rev HEAD").split(" ")[1].strip() | |
114 | ||
115 | def isValidGitDir(path): | |
116 | if (os.path.exists(path + "/HEAD") | |
117 | and os.path.exists(path + "/refs") and os.path.exists(path + "/objects")): | |
118 | return True; | |
119 | return False | |
120 | ||
121 | def parseRevision(ref): | |
122 | return read_pipe("git rev-parse %s" % ref).strip() | |
123 | ||
124 | def extractLogMessageFromGitCommit(commit): | |
125 | logMessage = "" | |
126 | ||
127 | ## fixme: title is first line of commit, not 1st paragraph. | |
128 | foundTitle = False | |
129 | for log in read_pipe_lines("git cat-file commit %s" % commit): | |
130 | if not foundTitle: | |
131 | if len(log) == 1: | |
132 | foundTitle = True | |
133 | continue | |
134 | ||
135 | logMessage += log | |
136 | return logMessage | |
137 | ||
138 | def extractSettingsGitLog(log): | |
139 | values = {} | |
140 | for line in log.split("\n"): | |
141 | line = line.strip() | |
142 | m = re.search (r"^ *\[git-p4: (.*)\]$", line) | |
143 | if not m: | |
144 | continue | |
145 | ||
146 | assignments = m.group(1).split (':') | |
147 | for a in assignments: | |
148 | vals = a.split ('=') | |
149 | key = vals[0].strip() | |
150 | val = ('='.join (vals[1:])).strip() | |
151 | if val.endswith ('\"') and val.startswith('"'): | |
152 | val = val[1:-1] | |
153 | ||
154 | values[key] = val | |
155 | ||
156 | paths = values.get("depot-paths") | |
157 | if not paths: | |
158 | paths = values.get("depot-path") | |
159 | values['depot-paths'] = paths.split(',') | |
160 | return values | |
161 | ||
162 | def gitBranchExists(branch): | |
163 | proc = subprocess.Popen(["git", "rev-parse", branch], | |
164 | stderr=subprocess.PIPE, stdout=subprocess.PIPE); | |
165 | return proc.wait() == 0; | |
166 | ||
167 | def gitConfig(key): | |
168 | return read_pipe("git config %s" % key, ignore_error=True).strip() | |
169 | ||
170 | class Command: | |
171 | def __init__(self): | |
172 | self.usage = "usage: %prog [options]" | |
173 | self.needsGit = True | |
174 | ||
175 | class P4Debug(Command): | |
176 | def __init__(self): | |
177 | Command.__init__(self) | |
178 | self.options = [ | |
179 | optparse.make_option("--verbose", dest="verbose", action="store_true", | |
180 | default=False), | |
181 | ] | |
182 | self.description = "A tool to debug the output of p4 -G." | |
183 | self.needsGit = False | |
184 | self.verbose = False | |
185 | ||
186 | def run(self, args): | |
187 | j = 0 | |
188 | for output in p4CmdList(" ".join(args)): | |
189 | print 'Element: %d' % j | |
190 | j += 1 | |
191 | print output | |
192 | return True | |
193 | ||
194 | class P4RollBack(Command): | |
195 | def __init__(self): | |
196 | Command.__init__(self) | |
197 | self.options = [ | |
198 | optparse.make_option("--verbose", dest="verbose", action="store_true"), | |
199 | optparse.make_option("--local", dest="rollbackLocalBranches", action="store_true") | |
200 | ] | |
201 | self.description = "A tool to debug the multi-branch import. Don't use :)" | |
202 | self.verbose = False | |
203 | self.rollbackLocalBranches = False | |
204 | ||
205 | def run(self, args): | |
206 | if len(args) != 1: | |
207 | return False | |
208 | maxChange = int(args[0]) | |
209 | ||
210 | if "p4ExitCode" in p4Cmd("changes -m 1"): | |
211 | die("Problems executing p4"); | |
212 | ||
213 | if self.rollbackLocalBranches: | |
214 | refPrefix = "refs/heads/" | |
215 | lines = read_pipe_lines("git rev-parse --symbolic --branches") | |
216 | else: | |
217 | refPrefix = "refs/remotes/" | |
218 | lines = read_pipe_lines("git rev-parse --symbolic --remotes") | |
219 | ||
220 | for line in lines: | |
221 | if self.rollbackLocalBranches or (line.startswith("p4/") and line != "p4/HEAD\n"): | |
222 | line = line.strip() | |
223 | ref = refPrefix + line | |
224 | log = extractLogMessageFromGitCommit(ref) | |
225 | settings = extractSettingsGitLog(log) | |
226 | ||
227 | depotPaths = settings['depot-paths'] | |
228 | change = settings['change'] | |
229 | ||
230 | changed = False | |
231 | ||
232 | if len(p4Cmd("changes -m 1 " + ' '.join (['%s...@%s' % (p, maxChange) | |
233 | for p in depotPaths]))) == 0: | |
234 | print "Branch %s did not exist at change %s, deleting." % (ref, maxChange) | |
235 | system("git update-ref -d %s `git rev-parse %s`" % (ref, ref)) | |
236 | continue | |
237 | ||
238 | while change and int(change) > maxChange: | |
239 | changed = True | |
240 | if self.verbose: | |
241 | print "%s is at %s ; rewinding towards %s" % (ref, change, maxChange) | |
242 | system("git update-ref %s \"%s^\"" % (ref, ref)) | |
243 | log = extractLogMessageFromGitCommit(ref) | |
244 | settings = extractSettingsGitLog(log) | |
245 | ||
246 | ||
247 | depotPaths = settings['depot-paths'] | |
248 | change = settings['change'] | |
249 | ||
250 | if changed: | |
251 | print "%s rewound to %s" % (ref, change) | |
252 | ||
253 | return True | |
254 | ||
255 | class P4Submit(Command): | |
256 | def __init__(self): | |
257 | Command.__init__(self) | |
258 | self.options = [ | |
259 | optparse.make_option("--continue", action="store_false", dest="firstTime"), | |
260 | optparse.make_option("--verbose", dest="verbose", action="store_true"), | |
261 | optparse.make_option("--origin", dest="origin"), | |
262 | optparse.make_option("--reset", action="store_true", dest="reset"), | |
263 | optparse.make_option("--log-substitutions", dest="substFile"), | |
264 | optparse.make_option("--dry-run", action="store_true"), | |
265 | optparse.make_option("--direct", dest="directSubmit", action="store_true"), | |
266 | optparse.make_option("--trust-me-like-a-fool", dest="trustMeLikeAFool", action="store_true"), | |
267 | ] | |
268 | self.description = "Submit changes from git to the perforce depot." | |
269 | self.usage += " [name of git branch to submit into perforce depot]" | |
270 | self.firstTime = True | |
271 | self.reset = False | |
272 | self.interactive = True | |
273 | self.dryRun = False | |
274 | self.substFile = "" | |
275 | self.firstTime = True | |
276 | self.origin = "" | |
277 | self.directSubmit = False | |
278 | self.trustMeLikeAFool = False | |
279 | self.verbose = False | |
280 | self.isWindows = (platform.system() == "Windows") | |
281 | ||
282 | self.logSubstitutions = {} | |
283 | self.logSubstitutions["<enter description here>"] = "%log%" | |
284 | self.logSubstitutions["\tDetails:"] = "\tDetails: %log%" | |
285 | ||
286 | def check(self): | |
287 | if len(p4CmdList("opened ...")) > 0: | |
288 | die("You have files opened with perforce! Close them before starting the sync.") | |
289 | ||
290 | def start(self): | |
291 | if len(self.config) > 0 and not self.reset: | |
292 | die("Cannot start sync. Previous sync config found at %s\n" | |
293 | "If you want to start submitting again from scratch " | |
294 | "maybe you want to call git-p4 submit --reset" % self.configFile) | |
295 | ||
296 | commits = [] | |
297 | if self.directSubmit: | |
298 | commits.append("0") | |
299 | else: | |
300 | for line in read_pipe_lines("git rev-list --no-merges %s..%s" % (self.origin, self.master)): | |
301 | commits.append(line.strip()) | |
302 | commits.reverse() | |
303 | ||
304 | self.config["commits"] = commits | |
305 | ||
306 | def prepareLogMessage(self, template, message): | |
307 | result = "" | |
308 | ||
309 | for line in template.split("\n"): | |
310 | if line.startswith("#"): | |
311 | result += line + "\n" | |
312 | continue | |
313 | ||
314 | substituted = False | |
315 | for key in self.logSubstitutions.keys(): | |
316 | if line.find(key) != -1: | |
317 | value = self.logSubstitutions[key] | |
318 | value = value.replace("%log%", message) | |
319 | if value != "@remove@": | |
320 | result += line.replace(key, value) + "\n" | |
321 | substituted = True | |
322 | break | |
323 | ||
324 | if not substituted: | |
325 | result += line + "\n" | |
326 | ||
327 | return result | |
328 | ||
329 | def applyCommit(self, id): | |
330 | if self.directSubmit: | |
331 | print "Applying local change in working directory/index" | |
332 | diff = self.diffStatus | |
333 | else: | |
334 | print "Applying %s" % (read_pipe("git log --max-count=1 --pretty=oneline %s" % id)) | |
335 | diff = read_pipe_lines("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id)) | |
336 | filesToAdd = set() | |
337 | filesToDelete = set() | |
338 | editedFiles = set() | |
339 | for line in diff: | |
340 | modifier = line[0] | |
341 | path = line[1:].strip() | |
342 | if modifier == "M": | |
343 | system("p4 edit \"%s\"" % path) | |
344 | editedFiles.add(path) | |
345 | elif modifier == "A": | |
346 | filesToAdd.add(path) | |
347 | if path in filesToDelete: | |
348 | filesToDelete.remove(path) | |
349 | elif modifier == "D": | |
350 | filesToDelete.add(path) | |
351 | if path in filesToAdd: | |
352 | filesToAdd.remove(path) | |
353 | else: | |
354 | die("unknown modifier %s for %s" % (modifier, path)) | |
355 | ||
356 | if self.directSubmit: | |
357 | diffcmd = "cat \"%s\"" % self.diffFile | |
358 | else: | |
359 | diffcmd = "git format-patch -k --stdout \"%s^\"..\"%s\"" % (id, id) | |
360 | patchcmd = diffcmd + " | git apply " | |
361 | tryPatchCmd = patchcmd + "--check -" | |
362 | applyPatchCmd = patchcmd + "--check --apply -" | |
363 | ||
364 | if os.system(tryPatchCmd) != 0: | |
365 | print "Unfortunately applying the change failed!" | |
366 | print "What do you want to do?" | |
367 | response = "x" | |
368 | while response != "s" and response != "a" and response != "w": | |
369 | response = raw_input("[s]kip this patch / [a]pply the patch forcibly " | |
370 | "and with .rej files / [w]rite the patch to a file (patch.txt) ") | |
371 | if response == "s": | |
372 | print "Skipping! Good luck with the next patches..." | |
373 | return | |
374 | elif response == "a": | |
375 | os.system(applyPatchCmd) | |
376 | if len(filesToAdd) > 0: | |
377 | print "You may also want to call p4 add on the following files:" | |
378 | print " ".join(filesToAdd) | |
379 | if len(filesToDelete): | |
380 | print "The following files should be scheduled for deletion with p4 delete:" | |
381 | print " ".join(filesToDelete) | |
382 | die("Please resolve and submit the conflict manually and " | |
383 | + "continue afterwards with git-p4 submit --continue") | |
384 | elif response == "w": | |
385 | system(diffcmd + " > patch.txt") | |
386 | print "Patch saved to patch.txt in %s !" % self.clientPath | |
387 | die("Please resolve and submit the conflict manually and " | |
388 | "continue afterwards with git-p4 submit --continue") | |
389 | ||
390 | system(applyPatchCmd) | |
391 | ||
392 | for f in filesToAdd: | |
393 | system("p4 add %s" % f) | |
394 | for f in filesToDelete: | |
395 | system("p4 revert %s" % f) | |
396 | system("p4 delete %s" % f) | |
397 | ||
398 | logMessage = "" | |
399 | if not self.directSubmit: | |
400 | logMessage = extractLogMessageFromGitCommit(id) | |
401 | logMessage = logMessage.replace("\n", "\n\t") | |
402 | if self.isWindows: | |
403 | logMessage = logMessage.replace("\n", "\r\n") | |
404 | logMessage = logMessage.strip() | |
405 | ||
406 | template = read_pipe("p4 change -o") | |
407 | ||
408 | if self.interactive: | |
409 | submitTemplate = self.prepareLogMessage(template, logMessage) | |
410 | diff = read_pipe("p4 diff -du ...") | |
411 | ||
412 | for newFile in filesToAdd: | |
413 | diff += "==== new file ====\n" | |
414 | diff += "--- /dev/null\n" | |
415 | diff += "+++ %s\n" % newFile | |
416 | f = open(newFile, "r") | |
417 | for line in f.readlines(): | |
418 | diff += "+" + line | |
419 | f.close() | |
420 | ||
421 | separatorLine = "######## everything below this line is just the diff #######" | |
422 | if platform.system() == "Windows": | |
423 | separatorLine += "\r" | |
424 | separatorLine += "\n" | |
425 | ||
426 | response = "e" | |
427 | if self.trustMeLikeAFool: | |
428 | response = "y" | |
429 | ||
430 | firstIteration = True | |
431 | while response == "e": | |
432 | if not firstIteration: | |
433 | response = raw_input("Do you want to submit this change? [y]es/[e]dit/[n]o/[s]kip ") | |
434 | firstIteration = False | |
435 | if response == "e": | |
436 | [handle, fileName] = tempfile.mkstemp() | |
437 | tmpFile = os.fdopen(handle, "w+") | |
438 | tmpFile.write(submitTemplate + separatorLine + diff) | |
439 | tmpFile.close() | |
440 | defaultEditor = "vi" | |
441 | if platform.system() == "Windows": | |
442 | defaultEditor = "notepad" | |
443 | editor = os.environ.get("EDITOR", defaultEditor); | |
444 | system(editor + " " + fileName) | |
445 | tmpFile = open(fileName, "rb") | |
446 | message = tmpFile.read() | |
447 | tmpFile.close() | |
448 | os.remove(fileName) | |
449 | submitTemplate = message[:message.index(separatorLine)] | |
450 | if self.isWindows: | |
451 | submitTemplate = submitTemplate.replace("\r\n", "\n") | |
452 | ||
453 | if response == "y" or response == "yes": | |
454 | if self.dryRun: | |
455 | print submitTemplate | |
456 | raw_input("Press return to continue...") | |
457 | else: | |
458 | if self.directSubmit: | |
459 | print "Submitting to git first" | |
460 | os.chdir(self.oldWorkingDirectory) | |
461 | write_pipe("git commit -a -F -", submitTemplate) | |
462 | os.chdir(self.clientPath) | |
463 | ||
464 | write_pipe("p4 submit -i", submitTemplate) | |
465 | elif response == "s": | |
466 | for f in editedFiles: | |
467 | system("p4 revert \"%s\"" % f); | |
468 | for f in filesToAdd: | |
469 | system("p4 revert \"%s\"" % f); | |
470 | system("rm %s" %f) | |
471 | for f in filesToDelete: | |
472 | system("p4 delete \"%s\"" % f); | |
473 | return | |
474 | else: | |
475 | print "Not submitting!" | |
476 | self.interactive = False | |
477 | else: | |
478 | fileName = "submit.txt" | |
479 | file = open(fileName, "w+") | |
480 | file.write(self.prepareLogMessage(template, logMessage)) | |
481 | file.close() | |
482 | print ("Perforce submit template written as %s. " | |
483 | + "Please review/edit and then use p4 submit -i < %s to submit directly!" | |
484 | % (fileName, fileName)) | |
485 | ||
486 | def run(self, args): | |
487 | if len(args) == 0: | |
488 | self.master = currentGitBranch() | |
489 | if len(self.master) == 0 or not gitBranchExists("refs/heads/%s" % self.master): | |
490 | die("Detecting current git branch failed!") | |
491 | elif len(args) == 1: | |
492 | self.master = args[0] | |
493 | else: | |
494 | return False | |
495 | ||
496 | depotPath = "" | |
497 | settings = None | |
498 | if gitBranchExists("p4"): | |
499 | settings = extractSettingsGitLog(extractLogMessageFromGitCommit("p4")) | |
500 | if len(depotPath) == 0 and gitBranchExists("origin"): | |
501 | settings = extractSettingsGitLog(extractLogMessageFromGitCommit("origin")) | |
502 | depotPath = settings['depot-paths'][0] | |
503 | ||
504 | if len(depotPath) == 0: | |
505 | print "Internal error: cannot locate perforce depot path from existing branches" | |
506 | sys.exit(128) | |
507 | ||
508 | self.clientPath = p4Where(depotPath) | |
509 | ||
510 | if len(self.clientPath) == 0: | |
511 | print "Error: Cannot locate perforce checkout of %s in client view" % depotPath | |
512 | sys.exit(128) | |
513 | ||
514 | print "Perforce checkout for depot path %s located at %s" % (depotPath, self.clientPath) | |
515 | self.oldWorkingDirectory = os.getcwd() | |
516 | ||
517 | if self.directSubmit: | |
518 | self.diffStatus = read_pipe_lines("git diff -r --name-status HEAD") | |
519 | if len(self.diffStatus) == 0: | |
520 | print "No changes in working directory to submit." | |
521 | return True | |
522 | patch = read_pipe("git diff -p --binary --diff-filter=ACMRTUXB HEAD") | |
523 | self.diffFile = self.gitdir + "/p4-git-diff" | |
524 | f = open(self.diffFile, "wb") | |
525 | f.write(patch) | |
526 | f.close(); | |
527 | ||
528 | os.chdir(self.clientPath) | |
529 | response = raw_input("Do you want to sync %s with p4 sync? [y]es/[n]o " % self.clientPath) | |
530 | if response == "y" or response == "yes": | |
531 | system("p4 sync ...") | |
532 | ||
533 | if len(self.origin) == 0: | |
534 | if gitBranchExists("p4"): | |
535 | self.origin = "p4" | |
536 | else: | |
537 | self.origin = "origin" | |
538 | ||
539 | if self.reset: | |
540 | self.firstTime = True | |
541 | ||
542 | if len(self.substFile) > 0: | |
543 | for line in open(self.substFile, "r").readlines(): | |
544 | tokens = line.strip().split("=") | |
545 | self.logSubstitutions[tokens[0]] = tokens[1] | |
546 | ||
547 | self.check() | |
548 | self.configFile = self.gitdir + "/p4-git-sync.cfg" | |
549 | self.config = shelve.open(self.configFile, writeback=True) | |
550 | ||
551 | if self.firstTime: | |
552 | self.start() | |
553 | ||
554 | commits = self.config.get("commits", []) | |
555 | ||
556 | while len(commits) > 0: | |
557 | self.firstTime = False | |
558 | commit = commits[0] | |
559 | commits = commits[1:] | |
560 | self.config["commits"] = commits | |
561 | self.applyCommit(commit) | |
562 | if not self.interactive: | |
563 | break | |
564 | ||
565 | self.config.close() | |
566 | ||
567 | if self.directSubmit: | |
568 | os.remove(self.diffFile) | |
569 | ||
570 | if len(commits) == 0: | |
571 | if self.firstTime: | |
572 | print "No changes found to apply between %s and current HEAD" % self.origin | |
573 | else: | |
574 | print "All changes applied!" | |
575 | os.chdir(self.oldWorkingDirectory) | |
576 | response = raw_input("Do you want to sync from Perforce now using git-p4 rebase? [y]es/[n]o ") | |
577 | if response == "y" or response == "yes": | |
578 | rebase = P4Rebase() | |
579 | rebase.run([]) | |
580 | os.remove(self.configFile) | |
581 | ||
582 | return True | |
583 | ||
584 | class P4Sync(Command): | |
585 | def __init__(self): | |
586 | Command.__init__(self) | |
587 | self.options = [ | |
588 | optparse.make_option("--branch", dest="branch"), | |
589 | optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"), | |
590 | optparse.make_option("--changesfile", dest="changesFile"), | |
591 | optparse.make_option("--silent", dest="silent", action="store_true"), | |
592 | optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"), | |
593 | optparse.make_option("--verbose", dest="verbose", action="store_true"), | |
594 | optparse.make_option("--import-local", dest="importIntoRemotes", action="store_false", | |
595 | help="Import into refs/heads/ , not refs/remotes"), | |
596 | optparse.make_option("--max-changes", dest="maxChanges"), | |
597 | optparse.make_option("--keep-path", dest="keepRepoPath", action='store_true', | |
598 | help="Keep entire BRANCH/DIR/SUBDIR prefix during import") | |
599 | ] | |
600 | self.description = """Imports from Perforce into a git repository.\n | |
601 | example: | |
602 | //depot/my/project/ -- to import the current head | |
603 | //depot/my/project/@all -- to import everything | |
604 | //depot/my/project/@1,6 -- to import only from revision 1 to 6 | |
605 | ||
606 | (a ... is not needed in the path p4 specification, it's added implicitly)""" | |
607 | ||
608 | self.usage += " //depot/path[@revRange]" | |
609 | self.silent = False | |
610 | self.createdBranches = Set() | |
611 | self.committedChanges = Set() | |
612 | self.branch = "" | |
613 | self.detectBranches = False | |
614 | self.detectLabels = False | |
615 | self.changesFile = "" | |
616 | self.syncWithOrigin = True | |
617 | self.verbose = False | |
618 | self.importIntoRemotes = True | |
619 | self.maxChanges = "" | |
620 | self.isWindows = (platform.system() == "Windows") | |
621 | self.keepRepoPath = False | |
622 | self.depotPaths = None | |
623 | ||
624 | if gitConfig("git-p4.syncFromOrigin") == "false": | |
625 | self.syncWithOrigin = False | |
626 | ||
627 | def extractFilesFromCommit(self, commit): | |
628 | files = [] | |
629 | fnum = 0 | |
630 | while commit.has_key("depotFile%s" % fnum): | |
631 | path = commit["depotFile%s" % fnum] | |
632 | ||
633 | found = [p for p in self.depotPaths | |
634 | if path.startswith (p)] | |
635 | if not found: | |
636 | fnum = fnum + 1 | |
637 | continue | |
638 | ||
639 | file = {} | |
640 | file["path"] = path | |
641 | file["rev"] = commit["rev%s" % fnum] | |
642 | file["action"] = commit["action%s" % fnum] | |
643 | file["type"] = commit["type%s" % fnum] | |
644 | files.append(file) | |
645 | fnum = fnum + 1 | |
646 | return files | |
647 | ||
648 | def stripRepoPath(self, path, prefixes): | |
649 | if self.keepRepoPath: | |
650 | prefixes = [re.sub("^(//[^/]+/).*", r'\1', prefixes[0])] | |
651 | ||
652 | for p in prefixes: | |
653 | if path.startswith(p): | |
654 | path = path[len(p):] | |
655 | ||
656 | return path | |
657 | ||
658 | def splitFilesIntoBranches(self, commit): | |
659 | branches = {} | |
660 | fnum = 0 | |
661 | while commit.has_key("depotFile%s" % fnum): | |
662 | path = commit["depotFile%s" % fnum] | |
663 | found = [p for p in self.depotPaths | |
664 | if path.startswith (p)] | |
665 | if not found: | |
666 | fnum = fnum + 1 | |
667 | continue | |
668 | ||
669 | file = {} | |
670 | file["path"] = path | |
671 | file["rev"] = commit["rev%s" % fnum] | |
672 | file["action"] = commit["action%s" % fnum] | |
673 | file["type"] = commit["type%s" % fnum] | |
674 | fnum = fnum + 1 | |
675 | ||
676 | relPath = self.stripRepoPath(path, self.depotPaths) | |
677 | ||
678 | for branch in self.knownBranches.keys(): | |
679 | ||
680 | # add a trailing slash so that a commit into qt/4.2foo doesn't end up in qt/4.2 | |
681 | if relPath.startswith(branch + "/"): | |
682 | if branch not in branches: | |
683 | branches[branch] = [] | |
684 | branches[branch].append(file) | |
685 | ||
686 | return branches | |
687 | ||
688 | ## Should move this out, doesn't use SELF. | |
689 | def readP4Files(self, files): | |
690 | files = [f for f in files | |
691 | if f['action'] != 'delete'] | |
692 | ||
693 | if not files: | |
694 | return | |
695 | ||
696 | filedata = p4CmdList('print %s' % ' '.join(['"%s#%s"' % (f['path'], | |
697 | f['rev']) | |
698 | for f in files])) | |
699 | ||
700 | j = 0; | |
701 | contents = {} | |
702 | while j < len(filedata): | |
703 | stat = filedata[j] | |
704 | j += 1 | |
705 | text = '' | |
706 | while j < len(filedata) and filedata[j]['code'] in ('text', | |
707 | 'binary'): | |
708 | text += filedata[j]['data'] | |
709 | j += 1 | |
710 | ||
711 | contents[stat['depotFile']] = text | |
712 | ||
713 | for f in files: | |
714 | assert not f.has_key('data') | |
715 | f['data'] = contents[f['path']] | |
716 | ||
717 | def commit(self, details, files, branch, branchPrefixes, parent = ""): | |
718 | epoch = details["time"] | |
719 | author = details["user"] | |
720 | ||
721 | if self.verbose: | |
722 | print "commit into %s" % branch | |
723 | ||
724 | # start with reading files; if that fails, we should not | |
725 | # create a commit. | |
726 | new_files = [] | |
727 | for f in files: | |
728 | if [p for p in branchPrefixes if f['path'].startswith(p)]: | |
729 | new_files.append (f) | |
730 | else: | |
731 | sys.stderr.write("Ignoring file outside of prefix: %s\n" % path) | |
732 | files = new_files | |
733 | self.readP4Files(files) | |
734 | ||
735 | ||
736 | ||
737 | ||
738 | self.gitStream.write("commit %s\n" % branch) | |
739 | # gitStream.write("mark :%s\n" % details["change"]) | |
740 | self.committedChanges.add(int(details["change"])) | |
741 | committer = "" | |
742 | if author not in self.users: | |
743 | self.getUserMapFromPerforceServer() | |
744 | if author in self.users: | |
745 | committer = "%s %s %s" % (self.users[author], epoch, self.tz) | |
746 | else: | |
747 | committer = "%s <a@b> %s %s" % (author, epoch, self.tz) | |
748 | ||
749 | self.gitStream.write("committer %s\n" % committer) | |
750 | ||
751 | self.gitStream.write("data <<EOT\n") | |
752 | self.gitStream.write(details["desc"]) | |
753 | self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s: " | |
754 | "options = %s]\n" | |
755 | % (','.join (branchPrefixes), details["change"], | |
756 | details['options'] | |
757 | )) | |
758 | self.gitStream.write("EOT\n\n") | |
759 | ||
760 | if len(parent) > 0: | |
761 | if self.verbose: | |
762 | print "parent %s" % parent | |
763 | self.gitStream.write("from %s\n" % parent) | |
764 | ||
765 | for file in files: | |
766 | if file["type"] == "apple": | |
767 | print "\nfile %s is a strange apple file that forks. Ignoring!" % file['path'] | |
768 | continue | |
769 | ||
770 | relPath = self.stripRepoPath(file['path'], branchPrefixes) | |
771 | if file["action"] == "delete": | |
772 | self.gitStream.write("D %s\n" % relPath) | |
773 | else: | |
774 | mode = 644 | |
775 | if file["type"].startswith("x"): | |
776 | mode = 755 | |
777 | ||
778 | data = file['data'] | |
779 | ||
780 | if self.isWindows and file["type"].endswith("text"): | |
781 | data = data.replace("\r\n", "\n") | |
782 | ||
783 | self.gitStream.write("M %d inline %s\n" % (mode, relPath)) | |
784 | self.gitStream.write("data %s\n" % len(data)) | |
785 | self.gitStream.write(data) | |
786 | self.gitStream.write("\n") | |
787 | ||
788 | self.gitStream.write("\n") | |
789 | ||
790 | change = int(details["change"]) | |
791 | ||
792 | if self.labels.has_key(change): | |
793 | label = self.labels[change] | |
794 | labelDetails = label[0] | |
795 | labelRevisions = label[1] | |
796 | if self.verbose: | |
797 | print "Change %s is labelled %s" % (change, labelDetails) | |
798 | ||
799 | files = p4CmdList("files " + ' '.join (["%s...@%s" % (p, change) | |
800 | for p in branchPrefixes])) | |
801 | ||
802 | if len(files) == len(labelRevisions): | |
803 | ||
804 | cleanedFiles = {} | |
805 | for info in files: | |
806 | if info["action"] == "delete": | |
807 | continue | |
808 | cleanedFiles[info["depotFile"]] = info["rev"] | |
809 | ||
810 | if cleanedFiles == labelRevisions: | |
811 | self.gitStream.write("tag tag_%s\n" % labelDetails["label"]) | |
812 | self.gitStream.write("from %s\n" % branch) | |
813 | ||
814 | owner = labelDetails["Owner"] | |
815 | tagger = "" | |
816 | if author in self.users: | |
817 | tagger = "%s %s %s" % (self.users[owner], epoch, self.tz) | |
818 | else: | |
819 | tagger = "%s <a@b> %s %s" % (owner, epoch, self.tz) | |
820 | self.gitStream.write("tagger %s\n" % tagger) | |
821 | self.gitStream.write("data <<EOT\n") | |
822 | self.gitStream.write(labelDetails["Description"]) | |
823 | self.gitStream.write("EOT\n\n") | |
824 | ||
825 | else: | |
826 | if not self.silent: | |
827 | print ("Tag %s does not match with change %s: files do not match." | |
828 | % (labelDetails["label"], change)) | |
829 | ||
830 | else: | |
831 | if not self.silent: | |
832 | print ("Tag %s does not match with change %s: file count is different." | |
833 | % (labelDetails["label"], change)) | |
834 | ||
835 | def getUserCacheFilename(self): | |
836 | return os.environ["HOME"] + "/.gitp4-usercache.txt" | |
837 | ||
838 | def getUserMapFromPerforceServer(self): | |
839 | if self.userMapFromPerforceServer: | |
840 | return | |
841 | self.users = {} | |
842 | ||
843 | for output in p4CmdList("users"): | |
844 | if not output.has_key("User"): | |
845 | continue | |
846 | self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">" | |
847 | ||
848 | ||
849 | s = '' | |
850 | for (key, val) in self.users.items(): | |
851 | s += "%s\t%s\n" % (key, val) | |
852 | ||
853 | open(self.getUserCacheFilename(), "wb").write(s) | |
854 | self.userMapFromPerforceServer = True | |
855 | ||
856 | def loadUserMapFromCache(self): | |
857 | self.users = {} | |
858 | self.userMapFromPerforceServer = False | |
859 | try: | |
860 | cache = open(self.getUserCacheFilename(), "rb") | |
861 | lines = cache.readlines() | |
862 | cache.close() | |
863 | for line in lines: | |
864 | entry = line.strip().split("\t") | |
865 | self.users[entry[0]] = entry[1] | |
866 | except IOError: | |
867 | self.getUserMapFromPerforceServer() | |
868 | ||
869 | def getLabels(self): | |
870 | self.labels = {} | |
871 | ||
872 | l = p4CmdList("labels %s..." % ' '.join (self.depotPaths)) | |
873 | if len(l) > 0 and not self.silent: | |
874 | print "Finding files belonging to labels in %s" % `self.depotPath` | |
875 | ||
876 | for output in l: | |
877 | label = output["label"] | |
878 | revisions = {} | |
879 | newestChange = 0 | |
880 | if self.verbose: | |
881 | print "Querying files for label %s" % label | |
882 | for file in p4CmdList("files " | |
883 | + ' '.join (["%s...@%s" % (p, label) | |
884 | for p in self.depotPaths])): | |
885 | revisions[file["depotFile"]] = file["rev"] | |
886 | change = int(file["change"]) | |
887 | if change > newestChange: | |
888 | newestChange = change | |
889 | ||
890 | self.labels[newestChange] = [output, revisions] | |
891 | ||
892 | if self.verbose: | |
893 | print "Label changes: %s" % self.labels.keys() | |
894 | ||
895 | def guessProjectName(self): | |
896 | for p in self.depotPaths: | |
897 | return p [p.strip().rfind("/") + 1:] | |
898 | ||
899 | def getBranchMapping(self): | |
900 | ||
901 | ## FIXME - what's a P4 projectName ? | |
902 | self.projectName = self.guessProjectName() | |
903 | ||
904 | for info in p4CmdList("branches"): | |
905 | details = p4Cmd("branch -o %s" % info["branch"]) | |
906 | viewIdx = 0 | |
907 | while details.has_key("View%s" % viewIdx): | |
908 | paths = details["View%s" % viewIdx].split(" ") | |
909 | viewIdx = viewIdx + 1 | |
910 | # require standard //depot/foo/... //depot/bar/... mapping | |
911 | if len(paths) != 2 or not paths[0].endswith("/...") or not paths[1].endswith("/..."): | |
912 | continue | |
913 | source = paths[0] | |
914 | destination = paths[1] | |
915 | ## HACK | |
916 | if source.startswith(self.depotPaths[0]) and destination.startswith(self.depotPaths[0]): | |
917 | source = source[len(self.depotPaths[0]):-4] | |
918 | destination = destination[len(self.depotPaths[0]):-4] | |
919 | if destination not in self.knownBranches: | |
920 | self.knownBranches[destination] = source | |
921 | if source not in self.knownBranches: | |
922 | self.knownBranches[source] = source | |
923 | ||
924 | def listExistingP4GitBranches(self): | |
925 | self.p4BranchesInGit = [] | |
926 | ||
927 | cmdline = "git rev-parse --symbolic " | |
928 | if self.importIntoRemotes: | |
929 | cmdline += " --remotes" | |
930 | else: | |
931 | cmdline += " --branches" | |
932 | ||
933 | for line in read_pipe_lines(cmdline): | |
934 | line = line.strip() | |
935 | ||
936 | ## only import to p4/ | |
937 | if not line.startswith('p4/') or line == "p4/HEAD": | |
938 | continue | |
939 | branch = line | |
940 | if self.importIntoRemotes: | |
941 | # strip off p4 | |
942 | branch = re.sub ("^p4/", "", line) | |
943 | ||
944 | self.p4BranchesInGit.append(branch) | |
945 | self.initialParents[self.refPrefix + branch] = parseRevision(line) | |
946 | ||
947 | def createOrUpdateBranchesFromOrigin(self): | |
948 | if not self.silent: | |
949 | print ("Creating/updating branch(es) in %s based on origin branch(es)" | |
950 | % self.refPrefix) | |
951 | ||
952 | for line in read_pipe_lines("git rev-parse --symbolic --remotes"): | |
953 | line = line.strip() | |
954 | if (not line.startswith("origin/")) or line.endswith("HEAD\n"): | |
955 | continue | |
956 | ||
957 | headName = line[len("origin/"):] | |
958 | remoteHead = self.refPrefix + headName | |
959 | originHead = "origin/" + headName | |
960 | ||
961 | original = extractSettingsGitLog(extractLogMessageFromGitCommit(originHead)) | |
962 | if (not original.has_key('depot-paths') | |
963 | or not original.has_key('change')): | |
964 | continue | |
965 | ||
966 | update = False | |
967 | if not gitBranchExists(remoteHead): | |
968 | if self.verbose: | |
969 | print "creating %s" % remoteHead | |
970 | update = True | |
971 | else: | |
972 | settings = extractSettingsGitLog(extractLogMessageFromGitCommit(remoteHead)) | |
973 | if settings.has_key('change') > 0: | |
974 | if settings['depot-paths'] == original['depot-paths']: | |
975 | originP4Change = int(original['change']) | |
976 | p4Change = int(settings['change']) | |
977 | if originP4Change > p4Change: | |
978 | print ("%s (%s) is newer than %s (%s). " | |
979 | "Updating p4 branch from origin." | |
980 | % (originHead, originP4Change, | |
981 | remoteHead, p4Change)) | |
982 | update = True | |
983 | else: | |
984 | print ("Ignoring: %s was imported from %s while " | |
985 | "%s was imported from %s" | |
986 | % (originHead, ','.join(original['depot-paths']), | |
987 | remoteHead, ','.join(settings['depot-paths']))) | |
988 | ||
989 | if update: | |
990 | system("git update-ref %s %s" % (remoteHead, originHead)) | |
991 | ||
992 | def updateOptionDict(self, d): | |
993 | option_keys = {} | |
994 | if self.keepRepoPath: | |
995 | option_keys['keepRepoPath'] = 1 | |
996 | ||
997 | d["options"] = ' '.join(sorted(option_keys.keys())) | |
998 | ||
999 | def readOptions(self, d): | |
1000 | self.keepRepoPath = (d.has_key('options') | |
1001 | and ('keepRepoPath' in d['options'])) | |
1002 | ||
1003 | def run(self, args): | |
1004 | self.depotPaths = [] | |
1005 | self.changeRange = "" | |
1006 | self.initialParent = "" | |
1007 | self.previousDepotPaths = [] | |
1008 | ||
1009 | # map from branch depot path to parent branch | |
1010 | self.knownBranches = {} | |
1011 | self.initialParents = {} | |
1012 | self.hasOrigin = gitBranchExists("origin") | |
1013 | ||
1014 | if self.importIntoRemotes: | |
1015 | self.refPrefix = "refs/remotes/p4/" | |
1016 | else: | |
1017 | self.refPrefix = "refs/heads/p4/" | |
1018 | ||
1019 | if self.syncWithOrigin and self.hasOrigin: | |
1020 | if not self.silent: | |
1021 | print "Syncing with origin first by calling git fetch origin" | |
1022 | system("git fetch origin") | |
1023 | ||
1024 | if len(self.branch) == 0: | |
1025 | self.branch = self.refPrefix + "master" | |
1026 | if gitBranchExists("refs/heads/p4") and self.importIntoRemotes: | |
1027 | system("git update-ref %s refs/heads/p4" % self.branch) | |
1028 | system("git branch -D p4"); | |
1029 | # create it /after/ importing, when master exists | |
1030 | if not gitBranchExists(self.refPrefix + "HEAD") and self.importIntoRemotes: | |
1031 | system("git symbolic-ref %sHEAD %s" % (self.refPrefix, self.branch)) | |
1032 | ||
1033 | # TODO: should always look at previous commits, | |
1034 | # merge with previous imports, if possible. | |
1035 | if args == []: | |
1036 | if self.hasOrigin: | |
1037 | self.createOrUpdateBranchesFromOrigin() | |
1038 | self.listExistingP4GitBranches() | |
1039 | ||
1040 | if len(self.p4BranchesInGit) > 1: | |
1041 | if not self.silent: | |
1042 | print "Importing from/into multiple branches" | |
1043 | self.detectBranches = True | |
1044 | ||
1045 | if self.verbose: | |
1046 | print "branches: %s" % self.p4BranchesInGit | |
1047 | ||
1048 | p4Change = 0 | |
1049 | for branch in self.p4BranchesInGit: | |
1050 | logMsg = extractLogMessageFromGitCommit(self.refPrefix + branch) | |
1051 | ||
1052 | settings = extractSettingsGitLog(logMsg) | |
1053 | ||
1054 | self.readOptions(settings) | |
1055 | if (settings.has_key('depot-paths') | |
1056 | and settings.has_key ('change')): | |
1057 | change = int(settings['change']) + 1 | |
1058 | p4Change = max(p4Change, change) | |
1059 | ||
1060 | depotPaths = sorted(settings['depot-paths']) | |
1061 | if self.previousDepotPaths == []: | |
1062 | self.previousDepotPaths = depotPaths | |
1063 | else: | |
1064 | paths = [] | |
1065 | for (prev, cur) in zip(self.previousDepotPaths, depotPaths): | |
1066 | for i in range(0, min(len(cur), len(prev))): | |
1067 | if cur[i] <> prev[i]: | |
1068 | i = i - 1 | |
1069 | break | |
1070 | ||
1071 | paths.append (cur[:i + 1]) | |
1072 | ||
1073 | self.previousDepotPaths = paths | |
1074 | ||
1075 | if p4Change > 0: | |
1076 | self.depotPaths = sorted(self.previousDepotPaths) | |
1077 | self.changeRange = "@%s,#head" % p4Change | |
1078 | if not self.detectBranches: | |
1079 | self.initialParent = parseRevision(self.branch) | |
1080 | if not self.silent and not self.detectBranches: | |
1081 | print "Performing incremental import into %s git branch" % self.branch | |
1082 | ||
1083 | if not self.branch.startswith("refs/"): | |
1084 | self.branch = "refs/heads/" + self.branch | |
1085 | ||
1086 | if len(args) == 0 and self.depotPaths: | |
1087 | if not self.silent: | |
1088 | print "Depot paths: %s" % ' '.join(self.depotPaths) | |
1089 | else: | |
1090 | if self.depotPaths and self.depotPaths != args: | |
1091 | print ("previous import used depot path %s and now %s was specified. " | |
1092 | "This doesn't work!" % (' '.join (self.depotPaths), | |
1093 | ' '.join (args))) | |
1094 | sys.exit(1) | |
1095 | ||
1096 | self.depotPaths = sorted(args) | |
1097 | ||
1098 | self.revision = "" | |
1099 | self.users = {} | |
1100 | ||
1101 | newPaths = [] | |
1102 | for p in self.depotPaths: | |
1103 | if p.find("@") != -1: | |
1104 | atIdx = p.index("@") | |
1105 | self.changeRange = p[atIdx:] | |
1106 | if self.changeRange == "@all": | |
1107 | self.changeRange = "" | |
1108 | elif ',' not in self.changeRange: | |
1109 | self.revision = self.changeRange | |
1110 | self.changeRange = "" | |
1111 | p = p[0:atIdx] | |
1112 | elif p.find("#") != -1: | |
1113 | hashIdx = p.index("#") | |
1114 | self.revision = p[hashIdx:] | |
1115 | p = p[0:hashIdx] | |
1116 | elif self.previousDepotPaths == []: | |
1117 | self.revision = "#head" | |
1118 | ||
1119 | p = re.sub ("\.\.\.$", "", p) | |
1120 | if not p.endswith("/"): | |
1121 | p += "/" | |
1122 | ||
1123 | newPaths.append(p) | |
1124 | ||
1125 | self.depotPaths = newPaths | |
1126 | ||
1127 | ||
1128 | self.loadUserMapFromCache() | |
1129 | self.labels = {} | |
1130 | if self.detectLabels: | |
1131 | self.getLabels(); | |
1132 | ||
1133 | if self.detectBranches: | |
1134 | self.getBranchMapping(); | |
1135 | if self.verbose: | |
1136 | print "p4-git branches: %s" % self.p4BranchesInGit | |
1137 | print "initial parents: %s" % self.initialParents | |
1138 | for b in self.p4BranchesInGit: | |
1139 | if b != "master": | |
1140 | ||
1141 | ## FIXME | |
1142 | b = b[len(self.projectName):] | |
1143 | self.createdBranches.add(b) | |
1144 | ||
1145 | self.tz = "%+03d%02d" % (- time.timezone / 3600, ((- time.timezone % 3600) / 60)) | |
1146 | ||
1147 | importProcess = subprocess.Popen(["git", "fast-import"], | |
1148 | stdin=subprocess.PIPE, stdout=subprocess.PIPE, | |
1149 | stderr=subprocess.PIPE); | |
1150 | self.gitOutput = importProcess.stdout | |
1151 | self.gitStream = importProcess.stdin | |
1152 | self.gitError = importProcess.stderr | |
1153 | ||
1154 | if self.revision: | |
1155 | print "Doing initial import of %s from revision %s" % (' '.join(self.depotPaths), self.revision) | |
1156 | ||
1157 | details = { "user" : "git perforce import user", "time" : int(time.time()) } | |
1158 | details["desc"] = ("Initial import of %s from the state at revision %s" | |
1159 | % (' '.join(self.depotPaths), self.revision)) | |
1160 | details["change"] = self.revision | |
1161 | newestRevision = 0 | |
1162 | ||
1163 | fileCnt = 0 | |
1164 | for info in p4CmdList("files " | |
1165 | + ' '.join(["%s...%s" | |
1166 | % (p, self.revision) | |
1167 | for p in self.depotPaths])): | |
1168 | ||
1169 | if info['code'] == 'error': | |
1170 | sys.stderr.write("p4 returned an error: %s\n" | |
1171 | % info['data']) | |
1172 | sys.exit(1) | |
1173 | ||
1174 | ||
1175 | change = int(info["change"]) | |
1176 | if change > newestRevision: | |
1177 | newestRevision = change | |
1178 | ||
1179 | if info["action"] == "delete": | |
1180 | # don't increase the file cnt, otherwise details["depotFile123"] will have gaps! | |
1181 | #fileCnt = fileCnt + 1 | |
1182 | continue | |
1183 | ||
1184 | for prop in ["depotFile", "rev", "action", "type" ]: | |
1185 | details["%s%s" % (prop, fileCnt)] = info[prop] | |
1186 | ||
1187 | fileCnt = fileCnt + 1 | |
1188 | ||
1189 | details["change"] = newestRevision | |
1190 | self.updateOptionDict(details) | |
1191 | try: | |
1192 | self.commit(details, self.extractFilesFromCommit(details), self.branch, self.depotPaths) | |
1193 | except IOError: | |
1194 | print "IO error with git fast-import. Is your git version recent enough?" | |
1195 | print self.gitError.read() | |
1196 | ||
1197 | else: | |
1198 | changes = [] | |
1199 | ||
1200 | if len(self.changesFile) > 0: | |
1201 | output = open(self.changesFile).readlines() | |
1202 | changeSet = Set() | |
1203 | for line in output: | |
1204 | changeSet.add(int(line)) | |
1205 | ||
1206 | for change in changeSet: | |
1207 | changes.append(change) | |
1208 | ||
1209 | changes.sort() | |
1210 | else: | |
1211 | if self.verbose: | |
1212 | print "Getting p4 changes for %s...%s" % (', '.join(self.depotPaths), | |
1213 | self.changeRange) | |
1214 | assert self.depotPaths | |
1215 | output = read_pipe_lines("p4 changes " + ' '.join (["%s...%s" % (p, self.changeRange) | |
1216 | for p in self.depotPaths])) | |
1217 | ||
1218 | for line in output: | |
1219 | changeNum = line.split(" ")[1] | |
1220 | changes.append(changeNum) | |
1221 | ||
1222 | changes.reverse() | |
1223 | ||
1224 | if len(self.maxChanges) > 0: | |
1225 | changes = changes[0:min(int(self.maxChanges), len(changes))] | |
1226 | ||
1227 | if len(changes) == 0: | |
1228 | if not self.silent: | |
1229 | print "No changes to import!" | |
1230 | return True | |
1231 | ||
1232 | self.updatedBranches = set() | |
1233 | ||
1234 | cnt = 1 | |
1235 | for change in changes: | |
1236 | description = p4Cmd("describe %s" % change) | |
1237 | self.updateOptionDict(description) | |
1238 | ||
1239 | if not self.silent: | |
1240 | sys.stdout.write("\rImporting revision %s (%s%%)" % (change, cnt * 100 / len(changes))) | |
1241 | sys.stdout.flush() | |
1242 | cnt = cnt + 1 | |
1243 | ||
1244 | try: | |
1245 | if self.detectBranches: | |
1246 | branches = self.splitFilesIntoBranches(description) | |
1247 | for branch in branches.keys(): | |
1248 | ## HACK --hwn | |
1249 | branchPrefix = self.depotPaths[0] + branch + "/" | |
1250 | ||
1251 | parent = "" | |
1252 | ||
1253 | filesForCommit = branches[branch] | |
1254 | ||
1255 | if self.verbose: | |
1256 | print "branch is %s" % branch | |
1257 | ||
1258 | self.updatedBranches.add(branch) | |
1259 | ||
1260 | if branch not in self.createdBranches: | |
1261 | self.createdBranches.add(branch) | |
1262 | parent = self.knownBranches[branch] | |
1263 | if parent == branch: | |
1264 | parent = "" | |
1265 | elif self.verbose: | |
1266 | print "parent determined through known branches: %s" % parent | |
1267 | ||
1268 | # main branch? use master | |
1269 | if branch == "main": | |
1270 | branch = "master" | |
1271 | else: | |
1272 | ||
1273 | ## FIXME | |
1274 | branch = self.projectName + branch | |
1275 | ||
1276 | if parent == "main": | |
1277 | parent = "master" | |
1278 | elif len(parent) > 0: | |
1279 | ## FIXME | |
1280 | parent = self.projectName + parent | |
1281 | ||
1282 | branch = self.refPrefix + branch | |
1283 | if len(parent) > 0: | |
1284 | parent = self.refPrefix + parent | |
1285 | ||
1286 | if self.verbose: | |
1287 | print "looking for initial parent for %s; current parent is %s" % (branch, parent) | |
1288 | ||
1289 | if len(parent) == 0 and branch in self.initialParents: | |
1290 | parent = self.initialParents[branch] | |
1291 | del self.initialParents[branch] | |
1292 | ||
1293 | self.commit(description, filesForCommit, branch, branchPrefix, parent) | |
1294 | else: | |
1295 | files = self.extractFilesFromCommit(description) | |
1296 | self.commit(description, files, self.branch, self.depotPaths, | |
1297 | self.initialParent) | |
1298 | self.initialParent = "" | |
1299 | except IOError: | |
1300 | print self.gitError.read() | |
1301 | sys.exit(1) | |
1302 | ||
1303 | if not self.silent: | |
1304 | print "" | |
1305 | if len(self.updatedBranches) > 0: | |
1306 | sys.stdout.write("Updated branches: ") | |
1307 | for b in self.updatedBranches: | |
1308 | sys.stdout.write("%s " % b) | |
1309 | sys.stdout.write("\n") | |
1310 | ||
1311 | ||
1312 | self.gitStream.close() | |
1313 | if importProcess.wait() != 0: | |
1314 | die("fast-import failed: %s" % self.gitError.read()) | |
1315 | self.gitOutput.close() | |
1316 | self.gitError.close() | |
1317 | ||
1318 | return True | |
1319 | ||
1320 | class P4Rebase(Command): | |
1321 | def __init__(self): | |
1322 | Command.__init__(self) | |
1323 | self.options = [ ] | |
1324 | self.description = ("Fetches the latest revision from perforce and " | |
1325 | + "rebases the current work (branch) against it") | |
1326 | self.verbose = False | |
1327 | ||
1328 | def run(self, args): | |
1329 | sync = P4Sync() | |
1330 | sync.run([]) | |
1331 | print "Rebasing the current branch" | |
1332 | oldHead = read_pipe("git rev-parse HEAD").strip() | |
1333 | system("git rebase p4") | |
1334 | system("git diff-tree --stat --summary -M %s HEAD" % oldHead) | |
1335 | return True | |
1336 | ||
1337 | class P4Clone(P4Sync): | |
1338 | def __init__(self): | |
1339 | P4Sync.__init__(self) | |
1340 | self.description = "Creates a new git repository and imports from Perforce into it" | |
1341 | self.usage = "usage: %prog [options] //depot/path[@revRange]" | |
1342 | self.options.append( | |
1343 | optparse.make_option("--destination", dest="cloneDestination", | |
1344 | action='store', default=None, | |
1345 | help="where to leave result of the clone")) | |
1346 | self.cloneDestination = None | |
1347 | self.needsGit = False | |
1348 | ||
1349 | def defaultDestination(self, args): | |
1350 | ## TODO: use common prefix of args? | |
1351 | depotPath = args[0] | |
1352 | depotDir = re.sub("(@[^@]*)$", "", depotPath) | |
1353 | depotDir = re.sub("(#[^#]*)$", "", depotDir) | |
1354 | depotDir = re.sub(r"\.\.\.$,", "", depotDir) | |
1355 | depotDir = re.sub(r"/$", "", depotDir) | |
1356 | return os.path.split(depotDir)[1] | |
1357 | ||
1358 | def run(self, args): | |
1359 | if len(args) < 1: | |
1360 | return False | |
1361 | ||
1362 | if self.keepRepoPath and not self.cloneDestination: | |
1363 | sys.stderr.write("Must specify destination for --keep-path\n") | |
1364 | sys.exit(1) | |
1365 | ||
1366 | depotPaths = args | |
1367 | for p in depotPaths: | |
1368 | if not p.startswith("//"): | |
1369 | return False | |
1370 | ||
1371 | if not self.cloneDestination: | |
1372 | self.cloneDestination = self.defaultDestination(args) | |
1373 | ||
1374 | print "Importing from %s into %s" % (', '.join(depotPaths), self.cloneDestination) | |
1375 | os.makedirs(self.cloneDestination) | |
1376 | os.chdir(self.cloneDestination) | |
1377 | system("git init") | |
1378 | self.gitdir = os.getcwd() + "/.git" | |
1379 | if not P4Sync.run(self, depotPaths): | |
1380 | return False | |
1381 | if self.branch != "master": | |
1382 | if gitBranchExists("refs/remotes/p4/master"): | |
1383 | system("git branch master refs/remotes/p4/master") | |
1384 | system("git checkout -f") | |
1385 | else: | |
1386 | print "Could not detect main branch. No checkout/master branch created." | |
1387 | ||
1388 | return True | |
1389 | ||
1390 | class HelpFormatter(optparse.IndentedHelpFormatter): | |
1391 | def __init__(self): | |
1392 | optparse.IndentedHelpFormatter.__init__(self) | |
1393 | ||
1394 | def format_description(self, description): | |
1395 | if description: | |
1396 | return description + "\n" | |
1397 | else: | |
1398 | return "" | |
1399 | ||
1400 | def printUsage(commands): | |
1401 | print "usage: %s <command> [options]" % sys.argv[0] | |
1402 | print "" | |
1403 | print "valid commands: %s" % ", ".join(commands) | |
1404 | print "" | |
1405 | print "Try %s <command> --help for command specific help." % sys.argv[0] | |
1406 | print "" | |
1407 | ||
1408 | commands = { | |
1409 | "debug" : P4Debug, | |
1410 | "submit" : P4Submit, | |
1411 | "sync" : P4Sync, | |
1412 | "rebase" : P4Rebase, | |
1413 | "clone" : P4Clone, | |
1414 | "rollback" : P4RollBack | |
1415 | } | |
1416 | ||
1417 | ||
1418 | def main(): | |
1419 | if len(sys.argv[1:]) == 0: | |
1420 | printUsage(commands.keys()) | |
1421 | sys.exit(2) | |
1422 | ||
1423 | cmd = "" | |
1424 | cmdName = sys.argv[1] | |
1425 | try: | |
1426 | klass = commands[cmdName] | |
1427 | cmd = klass() | |
1428 | except KeyError: | |
1429 | print "unknown command %s" % cmdName | |
1430 | print "" | |
1431 | printUsage(commands.keys()) | |
1432 | sys.exit(2) | |
1433 | ||
1434 | options = cmd.options | |
1435 | cmd.gitdir = os.environ.get("GIT_DIR", None) | |
1436 | ||
1437 | args = sys.argv[2:] | |
1438 | ||
1439 | if len(options) > 0: | |
1440 | options.append(optparse.make_option("--git-dir", dest="gitdir")) | |
1441 | ||
1442 | parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName), | |
1443 | options, | |
1444 | description = cmd.description, | |
1445 | formatter = HelpFormatter()) | |
1446 | ||
1447 | (cmd, args) = parser.parse_args(sys.argv[2:], cmd); | |
1448 | global verbose | |
1449 | verbose = cmd.verbose | |
1450 | if cmd.needsGit: | |
1451 | if cmd.gitdir == None: | |
1452 | cmd.gitdir = os.path.abspath(".git") | |
1453 | if not isValidGitDir(cmd.gitdir): | |
1454 | cmd.gitdir = read_pipe("git rev-parse --git-dir").strip() | |
1455 | if os.path.exists(cmd.gitdir): | |
1456 | cdup = read_pipe("git rev-parse --show-cdup").strip() | |
1457 | if len(cdup) > 0: | |
1458 | os.chdir(cdup); | |
1459 | ||
1460 | if not isValidGitDir(cmd.gitdir): | |
1461 | if isValidGitDir(cmd.gitdir + "/.git"): | |
1462 | cmd.gitdir += "/.git" | |
1463 | else: | |
1464 | die("fatal: cannot locate git repository at %s" % cmd.gitdir) | |
1465 | ||
1466 | os.environ["GIT_DIR"] = cmd.gitdir | |
1467 | ||
1468 | if not cmd.run(args): | |
1469 | parser.print_help() | |
1470 | ||
1471 | ||
1472 | if __name__ == '__main__': | |
1473 | main() |