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86949eef SH |
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 <hausmann@kde.org> | |
83dce55a SH |
6 | # Copyright: 2007 Simon Hausmann <hausmann@kde.org> |
7 | # 2007 Trolltech ASA | |
86949eef SH |
8 | # License: MIT <http://www.opensource.org/licenses/mit-license.php> |
9 | # | |
10 | ||
4f5cf76a | 11 | import optparse, sys, os, marshal, popen2, shelve |
b984733c SH |
12 | import tempfile, getopt, sha, os.path, time |
13 | from sets import Set; | |
4f5cf76a SH |
14 | |
15 | gitdir = os.environ.get("GIT_DIR", "") | |
86949eef SH |
16 | |
17 | def p4CmdList(cmd): | |
18 | cmd = "p4 -G %s" % cmd | |
19 | pipe = os.popen(cmd, "rb") | |
20 | ||
21 | result = [] | |
22 | try: | |
23 | while True: | |
24 | entry = marshal.load(pipe) | |
25 | result.append(entry) | |
26 | except EOFError: | |
27 | pass | |
28 | pipe.close() | |
29 | ||
30 | return result | |
31 | ||
32 | def p4Cmd(cmd): | |
33 | list = p4CmdList(cmd) | |
34 | result = {} | |
35 | for entry in list: | |
36 | result.update(entry) | |
37 | return result; | |
38 | ||
cb2c9db5 SH |
39 | def p4Where(depotPath): |
40 | if not depotPath.endswith("/"): | |
41 | depotPath += "/" | |
42 | output = p4Cmd("where %s..." % depotPath) | |
43 | clientPath = "" | |
44 | if "path" in output: | |
45 | clientPath = output.get("path") | |
46 | elif "data" in output: | |
47 | data = output.get("data") | |
48 | lastSpace = data.rfind(" ") | |
49 | clientPath = data[lastSpace + 1:] | |
50 | ||
51 | if clientPath.endswith("..."): | |
52 | clientPath = clientPath[:-3] | |
53 | return clientPath | |
54 | ||
86949eef SH |
55 | def die(msg): |
56 | sys.stderr.write(msg + "\n") | |
57 | sys.exit(1) | |
58 | ||
59 | def currentGitBranch(): | |
60 | return os.popen("git-name-rev HEAD").read().split(" ")[1][:-1] | |
61 | ||
4f5cf76a SH |
62 | def isValidGitDir(path): |
63 | if os.path.exists(path + "/HEAD") and os.path.exists(path + "/refs") and os.path.exists(path + "/objects"): | |
64 | return True; | |
65 | return False | |
66 | ||
67 | def system(cmd): | |
68 | if os.system(cmd) != 0: | |
69 | die("command failed: %s" % cmd) | |
70 | ||
6ae8de88 SH |
71 | def extractLogMessageFromGitCommit(commit): |
72 | logMessage = "" | |
73 | foundTitle = False | |
74 | for log in os.popen("git-cat-file commit %s" % commit).readlines(): | |
75 | if not foundTitle: | |
76 | if len(log) == 1: | |
77 | foundTitle = 1 | |
78 | continue | |
79 | ||
80 | logMessage += log | |
81 | return logMessage | |
82 | ||
83 | def extractDepotPathAndChangeFromGitLog(log): | |
84 | values = {} | |
85 | for line in log.split("\n"): | |
86 | line = line.strip() | |
87 | if line.startswith("[git-p4:") and line.endswith("]"): | |
88 | line = line[8:-1].strip() | |
89 | for assignment in line.split(":"): | |
90 | variable = assignment.strip() | |
91 | value = "" | |
92 | equalPos = assignment.find("=") | |
93 | if equalPos != -1: | |
94 | variable = assignment[:equalPos].strip() | |
95 | value = assignment[equalPos + 1:].strip() | |
96 | if value.startswith("\"") and value.endswith("\""): | |
97 | value = value[1:-1] | |
98 | values[variable] = value | |
99 | ||
100 | return values.get("depot-path"), values.get("change") | |
101 | ||
8136a639 | 102 | def gitBranchExists(branch): |
179caebf SH |
103 | if os.system("git-rev-parse %s 2>/dev/null >/dev/null" % branch) == 0: |
104 | return True | |
105 | return False | |
8136a639 | 106 | |
b984733c SH |
107 | class Command: |
108 | def __init__(self): | |
109 | self.usage = "usage: %prog [options]" | |
110 | ||
111 | class P4Debug(Command): | |
86949eef | 112 | def __init__(self): |
6ae8de88 | 113 | Command.__init__(self) |
86949eef SH |
114 | self.options = [ |
115 | ] | |
c8c39116 | 116 | self.description = "A tool to debug the output of p4 -G." |
86949eef SH |
117 | |
118 | def run(self, args): | |
119 | for output in p4CmdList(" ".join(args)): | |
120 | print output | |
b984733c | 121 | return True |
86949eef | 122 | |
b984733c | 123 | class P4CleanTags(Command): |
86949eef | 124 | def __init__(self): |
b984733c | 125 | Command.__init__(self) |
86949eef SH |
126 | self.options = [ |
127 | # optparse.make_option("--branch", dest="branch", default="refs/heads/master") | |
128 | ] | |
c8c39116 | 129 | self.description = "A tool to remove stale unused tags from incremental perforce imports." |
86949eef SH |
130 | def run(self, args): |
131 | branch = currentGitBranch() | |
132 | print "Cleaning out stale p4 import tags..." | |
133 | sout, sin, serr = popen2.popen3("git-name-rev --tags `git-rev-parse %s`" % branch) | |
134 | output = sout.read() | |
135 | try: | |
136 | tagIdx = output.index(" tags/p4/") | |
137 | except: | |
138 | print "Cannot find any p4/* tag. Nothing to do." | |
139 | sys.exit(0) | |
140 | ||
141 | try: | |
142 | caretIdx = output.index("^") | |
143 | except: | |
144 | caretIdx = len(output) - 1 | |
145 | rev = int(output[tagIdx + 9 : caretIdx]) | |
146 | ||
147 | allTags = os.popen("git tag -l p4/").readlines() | |
148 | for i in range(len(allTags)): | |
149 | allTags[i] = int(allTags[i][3:-1]) | |
150 | ||
151 | allTags.sort() | |
152 | ||
153 | allTags.remove(rev) | |
154 | ||
155 | for rev in allTags: | |
156 | print os.popen("git tag -d p4/%s" % rev).read() | |
157 | ||
158 | print "%s tags removed." % len(allTags) | |
b984733c | 159 | return True |
86949eef | 160 | |
b984733c | 161 | class P4Sync(Command): |
4f5cf76a | 162 | def __init__(self): |
b984733c | 163 | Command.__init__(self) |
4f5cf76a SH |
164 | self.options = [ |
165 | optparse.make_option("--continue", action="store_false", dest="firstTime"), | |
166 | optparse.make_option("--origin", dest="origin"), | |
167 | optparse.make_option("--reset", action="store_true", dest="reset"), | |
168 | optparse.make_option("--master", dest="master"), | |
169 | optparse.make_option("--log-substitutions", dest="substFile"), | |
170 | optparse.make_option("--noninteractive", action="store_false"), | |
04219c04 SH |
171 | optparse.make_option("--dry-run", action="store_true"), |
172 | optparse.make_option("--apply-as-patch", action="store_true", dest="applyAsPatch") | |
4f5cf76a SH |
173 | ] |
174 | self.description = "Submit changes from git to the perforce depot." | |
175 | self.firstTime = True | |
176 | self.reset = False | |
177 | self.interactive = True | |
178 | self.dryRun = False | |
179 | self.substFile = "" | |
180 | self.firstTime = True | |
9512497b | 181 | self.origin = "" |
4f5cf76a | 182 | self.master = "" |
1932a6ac | 183 | self.applyAsPatch = True |
4f5cf76a SH |
184 | |
185 | self.logSubstitutions = {} | |
186 | self.logSubstitutions["<enter description here>"] = "%log%" | |
187 | self.logSubstitutions["\tDetails:"] = "\tDetails: %log%" | |
188 | ||
189 | def check(self): | |
190 | if len(p4CmdList("opened ...")) > 0: | |
191 | die("You have files opened with perforce! Close them before starting the sync.") | |
192 | ||
193 | def start(self): | |
194 | if len(self.config) > 0 and not self.reset: | |
195 | die("Cannot start sync. Previous sync config found at %s" % self.configFile) | |
196 | ||
197 | commits = [] | |
198 | for line in os.popen("git-rev-list --no-merges %s..%s" % (self.origin, self.master)).readlines(): | |
199 | commits.append(line[:-1]) | |
200 | commits.reverse() | |
201 | ||
202 | self.config["commits"] = commits | |
203 | ||
04219c04 SH |
204 | if not self.applyAsPatch: |
205 | print "Creating temporary p4-sync branch from %s ..." % self.origin | |
206 | system("git checkout -f -b p4-sync %s" % self.origin) | |
4f5cf76a SH |
207 | |
208 | def prepareLogMessage(self, template, message): | |
209 | result = "" | |
210 | ||
211 | for line in template.split("\n"): | |
212 | if line.startswith("#"): | |
213 | result += line + "\n" | |
214 | continue | |
215 | ||
216 | substituted = False | |
217 | for key in self.logSubstitutions.keys(): | |
218 | if line.find(key) != -1: | |
219 | value = self.logSubstitutions[key] | |
220 | value = value.replace("%log%", message) | |
221 | if value != "@remove@": | |
222 | result += line.replace(key, value) + "\n" | |
223 | substituted = True | |
224 | break | |
225 | ||
226 | if not substituted: | |
227 | result += line + "\n" | |
228 | ||
229 | return result | |
230 | ||
231 | def apply(self, id): | |
232 | print "Applying %s" % (os.popen("git-log --max-count=1 --pretty=oneline %s" % id).read()) | |
233 | diff = os.popen("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id)).readlines() | |
234 | filesToAdd = set() | |
235 | filesToDelete = set() | |
236 | for line in diff: | |
237 | modifier = line[0] | |
238 | path = line[1:].strip() | |
239 | if modifier == "M": | |
240 | system("p4 edit %s" % path) | |
241 | elif modifier == "A": | |
242 | filesToAdd.add(path) | |
243 | if path in filesToDelete: | |
244 | filesToDelete.remove(path) | |
245 | elif modifier == "D": | |
246 | filesToDelete.add(path) | |
247 | if path in filesToAdd: | |
248 | filesToAdd.remove(path) | |
249 | else: | |
250 | die("unknown modifier %s for %s" % (modifier, path)) | |
251 | ||
04219c04 | 252 | if self.applyAsPatch: |
5d0b6042 | 253 | system("git-diff-tree -p --diff-filter=ACMRTUXB \"%s^\" \"%s\" | patch -p1" % (id, id)) |
04219c04 SH |
254 | else: |
255 | system("git-diff-files --name-only -z | git-update-index --remove -z --stdin") | |
256 | system("git cherry-pick --no-commit \"%s\"" % id) | |
4f5cf76a SH |
257 | |
258 | for f in filesToAdd: | |
259 | system("p4 add %s" % f) | |
260 | for f in filesToDelete: | |
261 | system("p4 revert %s" % f) | |
262 | system("p4 delete %s" % f) | |
263 | ||
6ae8de88 SH |
264 | logMessage = extractLogMessageFromGitCommit(id) |
265 | logMessage = logMessage.replace("\n", "\n\t") | |
266 | logMessage = logMessage[:-1] | |
4f5cf76a SH |
267 | |
268 | template = os.popen("p4 change -o").read() | |
269 | ||
270 | if self.interactive: | |
271 | submitTemplate = self.prepareLogMessage(template, logMessage) | |
272 | diff = os.popen("p4 diff -du ...").read() | |
273 | ||
274 | for newFile in filesToAdd: | |
275 | diff += "==== new file ====\n" | |
276 | diff += "--- /dev/null\n" | |
277 | diff += "+++ %s\n" % newFile | |
278 | f = open(newFile, "r") | |
279 | for line in f.readlines(): | |
280 | diff += "+" + line | |
281 | f.close() | |
282 | ||
53150250 | 283 | separatorLine = "######## everything below this line is just the diff #######\n" |
4f5cf76a SH |
284 | |
285 | response = "e" | |
53150250 | 286 | firstIteration = True |
4f5cf76a | 287 | while response == "e": |
53150250 SH |
288 | if not firstIteration: |
289 | response = raw_input("Do you want to submit this change (y/e/n)? ") | |
290 | firstIteration = False | |
4f5cf76a SH |
291 | if response == "e": |
292 | [handle, fileName] = tempfile.mkstemp() | |
293 | tmpFile = os.fdopen(handle, "w+") | |
53150250 | 294 | tmpFile.write(submitTemplate + separatorLine + diff) |
4f5cf76a SH |
295 | tmpFile.close() |
296 | editor = os.environ.get("EDITOR", "vi") | |
297 | system(editor + " " + fileName) | |
298 | tmpFile = open(fileName, "r") | |
53150250 | 299 | message = tmpFile.read() |
4f5cf76a SH |
300 | tmpFile.close() |
301 | os.remove(fileName) | |
53150250 | 302 | submitTemplate = message[:message.index(separatorLine)] |
4f5cf76a SH |
303 | |
304 | if response == "y" or response == "yes": | |
305 | if self.dryRun: | |
306 | print submitTemplate | |
307 | raw_input("Press return to continue...") | |
308 | else: | |
309 | pipe = os.popen("p4 submit -i", "w") | |
310 | pipe.write(submitTemplate) | |
311 | pipe.close() | |
312 | else: | |
313 | print "Not submitting!" | |
314 | self.interactive = False | |
315 | else: | |
316 | fileName = "submit.txt" | |
317 | file = open(fileName, "w+") | |
318 | file.write(self.prepareLogMessage(template, logMessage)) | |
319 | file.close() | |
320 | print "Perforce submit template written as %s. Please review/edit and then use p4 submit -i < %s to submit directly!" % (fileName, fileName) | |
321 | ||
322 | def run(self, args): | |
9512497b SH |
323 | global gitdir |
324 | # make gitdir absolute so we can cd out into the perforce checkout | |
325 | gitdir = os.path.abspath(gitdir) | |
326 | os.environ["GIT_DIR"] = gitdir | |
327 | depotPath = "" | |
328 | if gitBranchExists("p4"): | |
329 | [depotPath, dummy] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("p4")) | |
330 | if len(depotPath) == 0 and gitBranchExists("origin"): | |
331 | [depotPath, dummy] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("origin")) | |
332 | ||
333 | if len(depotPath) == 0: | |
334 | print "Internal error: cannot locate perforce depot path from existing branches" | |
335 | sys.exit(128) | |
336 | ||
cb2c9db5 | 337 | clientPath = p4Where(depotPath) |
9512497b SH |
338 | |
339 | if len(clientPath) == 0: | |
340 | print "Error: Cannot locate perforce checkout of %s in client view" % depotPath | |
341 | sys.exit(128) | |
342 | ||
343 | print "Perforce checkout for depot path %s located at %s" % (depotPath, clientPath) | |
344 | os.chdir(clientPath) | |
345 | response = raw_input("Do you want to sync %s with p4 sync? (y/n)" % clientPath) | |
346 | if response == "y" or response == "yes": | |
347 | system("p4 sync ...") | |
348 | ||
349 | if len(self.origin) == 0: | |
350 | if gitBranchExists("p4"): | |
351 | self.origin = "p4" | |
352 | else: | |
353 | self.origin = "origin" | |
354 | ||
4f5cf76a SH |
355 | if self.reset: |
356 | self.firstTime = True | |
357 | ||
358 | if len(self.substFile) > 0: | |
359 | for line in open(self.substFile, "r").readlines(): | |
360 | tokens = line[:-1].split("=") | |
361 | self.logSubstitutions[tokens[0]] = tokens[1] | |
362 | ||
363 | if len(self.master) == 0: | |
364 | self.master = currentGitBranch() | |
365 | if len(self.master) == 0 or not os.path.exists("%s/refs/heads/%s" % (gitdir, self.master)): | |
366 | die("Detecting current git branch failed!") | |
367 | ||
368 | self.check() | |
369 | self.configFile = gitdir + "/p4-git-sync.cfg" | |
370 | self.config = shelve.open(self.configFile, writeback=True) | |
371 | ||
372 | if self.firstTime: | |
373 | self.start() | |
374 | ||
375 | commits = self.config.get("commits", []) | |
376 | ||
377 | while len(commits) > 0: | |
378 | self.firstTime = False | |
379 | commit = commits[0] | |
380 | commits = commits[1:] | |
381 | self.config["commits"] = commits | |
382 | self.apply(commit) | |
383 | if not self.interactive: | |
384 | break | |
385 | ||
386 | self.config.close() | |
387 | ||
388 | if len(commits) == 0: | |
389 | if self.firstTime: | |
390 | print "No changes found to apply between %s and current HEAD" % self.origin | |
391 | else: | |
392 | print "All changes applied!" | |
04219c04 SH |
393 | if not self.applyAsPatch: |
394 | print "Deleting temporary p4-sync branch and going back to %s" % self.master | |
395 | system("git checkout %s" % self.master) | |
396 | system("git branch -D p4-sync") | |
397 | print "Cleaning out your perforce checkout by doing p4 edit ... ; p4 revert ..." | |
398 | system("p4 edit ... >/dev/null") | |
399 | system("p4 revert ... >/dev/null") | |
4f5cf76a SH |
400 | os.remove(self.configFile) |
401 | ||
b984733c SH |
402 | return True |
403 | ||
404 | class GitSync(Command): | |
405 | def __init__(self): | |
406 | Command.__init__(self) | |
407 | self.options = [ | |
408 | optparse.make_option("--branch", dest="branch"), | |
409 | optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"), | |
410 | optparse.make_option("--changesfile", dest="changesFile"), | |
411 | optparse.make_option("--silent", dest="silent", action="store_true"), | |
412 | optparse.make_option("--known-branches", dest="knownBranches"), | |
413 | optparse.make_option("--cache", dest="doCache", action="store_true"), | |
414 | optparse.make_option("--command-cache", dest="commandCache", action="store_true") | |
415 | ] | |
416 | self.description = """Imports from Perforce into a git repository.\n | |
417 | example: | |
418 | //depot/my/project/ -- to import the current head | |
419 | //depot/my/project/@all -- to import everything | |
420 | //depot/my/project/@1,6 -- to import only from revision 1 to 6 | |
421 | ||
422 | (a ... is not needed in the path p4 specification, it's added implicitly)""" | |
423 | ||
424 | self.usage += " //depot/path[@revRange]" | |
425 | ||
426 | self.dataCache = False | |
427 | self.commandCache = False | |
428 | self.silent = False | |
429 | self.knownBranches = Set() | |
430 | self.createdBranches = Set() | |
431 | self.committedChanges = Set() | |
569d1bd4 | 432 | self.branch = "" |
b984733c SH |
433 | self.detectBranches = False |
434 | self.changesFile = "" | |
435 | ||
436 | def p4File(self, depotPath): | |
437 | return os.popen("p4 print -q \"%s\"" % depotPath, "rb").read() | |
438 | ||
439 | def extractFilesFromCommit(self, commit): | |
440 | files = [] | |
441 | fnum = 0 | |
442 | while commit.has_key("depotFile%s" % fnum): | |
443 | path = commit["depotFile%s" % fnum] | |
444 | if not path.startswith(self.globalPrefix): | |
445 | # if not self.silent: | |
446 | # print "\nchanged files: ignoring path %s outside of %s in change %s" % (path, self.globalPrefix, change) | |
447 | fnum = fnum + 1 | |
448 | continue | |
449 | ||
450 | file = {} | |
451 | file["path"] = path | |
452 | file["rev"] = commit["rev%s" % fnum] | |
453 | file["action"] = commit["action%s" % fnum] | |
454 | file["type"] = commit["type%s" % fnum] | |
455 | files.append(file) | |
456 | fnum = fnum + 1 | |
457 | return files | |
458 | ||
459 | def isSubPathOf(self, first, second): | |
460 | if not first.startswith(second): | |
461 | return False | |
462 | if first == second: | |
463 | return True | |
464 | return first[len(second)] == "/" | |
465 | ||
466 | def branchesForCommit(self, files): | |
467 | branches = Set() | |
468 | ||
469 | for file in files: | |
470 | relativePath = file["path"][len(self.globalPrefix):] | |
471 | # strip off the filename | |
472 | relativePath = relativePath[0:relativePath.rfind("/")] | |
473 | ||
474 | # if len(branches) == 0: | |
475 | # branches.add(relativePath) | |
476 | # knownBranches.add(relativePath) | |
477 | # continue | |
478 | ||
479 | ###### this needs more testing :) | |
480 | knownBranch = False | |
481 | for branch in branches: | |
482 | if relativePath == branch: | |
483 | knownBranch = True | |
484 | break | |
485 | # if relativePath.startswith(branch): | |
486 | if self.isSubPathOf(relativePath, branch): | |
487 | knownBranch = True | |
488 | break | |
489 | # if branch.startswith(relativePath): | |
490 | if self.isSubPathOf(branch, relativePath): | |
491 | branches.remove(branch) | |
492 | break | |
493 | ||
494 | if knownBranch: | |
495 | continue | |
496 | ||
497 | for branch in knownBranches: | |
498 | #if relativePath.startswith(branch): | |
499 | if self.isSubPathOf(relativePath, branch): | |
500 | if len(branches) == 0: | |
501 | relativePath = branch | |
502 | else: | |
503 | knownBranch = True | |
504 | break | |
505 | ||
506 | if knownBranch: | |
507 | continue | |
508 | ||
509 | branches.add(relativePath) | |
510 | self.knownBranches.add(relativePath) | |
511 | ||
512 | return branches | |
513 | ||
514 | def findBranchParent(self, branchPrefix, files): | |
515 | for file in files: | |
516 | path = file["path"] | |
517 | if not path.startswith(branchPrefix): | |
518 | continue | |
519 | action = file["action"] | |
520 | if action != "integrate" and action != "branch": | |
521 | continue | |
522 | rev = file["rev"] | |
523 | depotPath = path + "#" + rev | |
524 | ||
525 | log = p4CmdList("filelog \"%s\"" % depotPath) | |
526 | if len(log) != 1: | |
527 | print "eek! I got confused by the filelog of %s" % depotPath | |
528 | sys.exit(1); | |
529 | ||
530 | log = log[0] | |
531 | if log["action0"] != action: | |
532 | print "eek! wrong action in filelog for %s : found %s, expected %s" % (depotPath, log["action0"], action) | |
533 | sys.exit(1); | |
534 | ||
535 | branchAction = log["how0,0"] | |
536 | # if branchAction == "branch into" or branchAction == "ignored": | |
537 | # continue # ignore for branching | |
538 | ||
539 | if not branchAction.endswith(" from"): | |
540 | continue # ignore for branching | |
541 | # print "eek! file %s was not branched from but instead: %s" % (depotPath, branchAction) | |
542 | # sys.exit(1); | |
543 | ||
544 | source = log["file0,0"] | |
545 | if source.startswith(branchPrefix): | |
546 | continue | |
547 | ||
548 | lastSourceRev = log["erev0,0"] | |
549 | ||
550 | sourceLog = p4CmdList("filelog -m 1 \"%s%s\"" % (source, lastSourceRev)) | |
551 | if len(sourceLog) != 1: | |
552 | print "eek! I got confused by the source filelog of %s%s" % (source, lastSourceRev) | |
553 | sys.exit(1); | |
554 | sourceLog = sourceLog[0] | |
555 | ||
556 | relPath = source[len(self.globalPrefix):] | |
557 | # strip off the filename | |
558 | relPath = relPath[0:relPath.rfind("/")] | |
559 | ||
560 | for branch in self.knownBranches: | |
561 | if self.isSubPathOf(relPath, branch): | |
562 | # print "determined parent branch branch %s due to change in file %s" % (branch, source) | |
563 | return branch | |
564 | # else: | |
565 | # print "%s is not a subpath of branch %s" % (relPath, branch) | |
566 | ||
567 | return "" | |
568 | ||
c715706b | 569 | def commit(self, details, files, branch, branchPrefix, parent = "", merged = ""): |
b984733c SH |
570 | epoch = details["time"] |
571 | author = details["user"] | |
572 | ||
573 | self.gitStream.write("commit %s\n" % branch) | |
574 | # gitStream.write("mark :%s\n" % details["change"]) | |
575 | self.committedChanges.add(int(details["change"])) | |
576 | committer = "" | |
577 | if author in self.users: | |
0828ab14 | 578 | committer = "%s %s %s" % (self.users[author], epoch, self.tz) |
b984733c | 579 | else: |
0828ab14 | 580 | committer = "%s <a@b> %s %s" % (author, epoch, self.tz) |
b984733c SH |
581 | |
582 | self.gitStream.write("committer %s\n" % committer) | |
583 | ||
584 | self.gitStream.write("data <<EOT\n") | |
585 | self.gitStream.write(details["desc"]) | |
6ae8de88 | 586 | self.gitStream.write("\n[git-p4: depot-path = \"%s\": change = %s]\n" % (branchPrefix, details["change"])) |
b984733c SH |
587 | self.gitStream.write("EOT\n\n") |
588 | ||
589 | if len(parent) > 0: | |
590 | self.gitStream.write("from %s\n" % parent) | |
591 | ||
592 | if len(merged) > 0: | |
593 | self.gitStream.write("merge %s\n" % merged) | |
594 | ||
595 | for file in files: | |
596 | path = file["path"] | |
597 | if not path.startswith(branchPrefix): | |
598 | # if not silent: | |
599 | # print "\nchanged files: ignoring path %s outside of branch prefix %s in change %s" % (path, branchPrefix, details["change"]) | |
600 | continue | |
601 | rev = file["rev"] | |
602 | depotPath = path + "#" + rev | |
603 | relPath = path[len(branchPrefix):] | |
604 | action = file["action"] | |
605 | ||
606 | if file["type"] == "apple": | |
607 | print "\nfile %s is a strange apple file that forks. Ignoring!" % path | |
608 | continue | |
609 | ||
610 | if action == "delete": | |
611 | self.gitStream.write("D %s\n" % relPath) | |
612 | else: | |
613 | mode = 644 | |
614 | if file["type"].startswith("x"): | |
615 | mode = 755 | |
616 | ||
617 | data = self.p4File(depotPath) | |
618 | ||
619 | self.gitStream.write("M %s inline %s\n" % (mode, relPath)) | |
620 | self.gitStream.write("data %s\n" % len(data)) | |
621 | self.gitStream.write(data) | |
622 | self.gitStream.write("\n") | |
623 | ||
624 | self.gitStream.write("\n") | |
625 | ||
626 | self.lastChange = int(details["change"]) | |
627 | ||
628 | def extractFilesInCommitToBranch(self, files, branchPrefix): | |
629 | newFiles = [] | |
630 | ||
631 | for file in files: | |
632 | path = file["path"] | |
633 | if path.startswith(branchPrefix): | |
634 | newFiles.append(file) | |
635 | ||
636 | return newFiles | |
637 | ||
638 | def findBranchSourceHeuristic(self, files, branch, branchPrefix): | |
639 | for file in files: | |
640 | action = file["action"] | |
641 | if action != "integrate" and action != "branch": | |
642 | continue | |
643 | path = file["path"] | |
644 | rev = file["rev"] | |
645 | depotPath = path + "#" + rev | |
646 | ||
647 | log = p4CmdList("filelog \"%s\"" % depotPath) | |
648 | if len(log) != 1: | |
649 | print "eek! I got confused by the filelog of %s" % depotPath | |
650 | sys.exit(1); | |
651 | ||
652 | log = log[0] | |
653 | if log["action0"] != action: | |
654 | print "eek! wrong action in filelog for %s : found %s, expected %s" % (depotPath, log["action0"], action) | |
655 | sys.exit(1); | |
656 | ||
657 | branchAction = log["how0,0"] | |
658 | ||
659 | if not branchAction.endswith(" from"): | |
660 | continue # ignore for branching | |
661 | # print "eek! file %s was not branched from but instead: %s" % (depotPath, branchAction) | |
662 | # sys.exit(1); | |
663 | ||
664 | source = log["file0,0"] | |
665 | if source.startswith(branchPrefix): | |
666 | continue | |
667 | ||
668 | lastSourceRev = log["erev0,0"] | |
669 | ||
670 | sourceLog = p4CmdList("filelog -m 1 \"%s%s\"" % (source, lastSourceRev)) | |
671 | if len(sourceLog) != 1: | |
672 | print "eek! I got confused by the source filelog of %s%s" % (source, lastSourceRev) | |
673 | sys.exit(1); | |
674 | sourceLog = sourceLog[0] | |
675 | ||
676 | relPath = source[len(self.globalPrefix):] | |
677 | # strip off the filename | |
678 | relPath = relPath[0:relPath.rfind("/")] | |
679 | ||
680 | for candidate in self.knownBranches: | |
681 | if self.isSubPathOf(relPath, candidate) and candidate != branch: | |
682 | return candidate | |
683 | ||
684 | return "" | |
685 | ||
686 | def changeIsBranchMerge(self, sourceBranch, destinationBranch, change): | |
687 | sourceFiles = {} | |
688 | for file in p4CmdList("files %s...@%s" % (self.globalPrefix + sourceBranch + "/", change)): | |
689 | if file["action"] == "delete": | |
690 | continue | |
691 | sourceFiles[file["depotFile"]] = file | |
692 | ||
693 | destinationFiles = {} | |
694 | for file in p4CmdList("files %s...@%s" % (self.globalPrefix + destinationBranch + "/", change)): | |
695 | destinationFiles[file["depotFile"]] = file | |
696 | ||
697 | for fileName in sourceFiles.keys(): | |
698 | integrations = [] | |
699 | deleted = False | |
700 | integrationCount = 0 | |
701 | for integration in p4CmdList("integrated \"%s\"" % fileName): | |
702 | toFile = integration["fromFile"] # yes, it's true, it's fromFile | |
703 | if not toFile in destinationFiles: | |
704 | continue | |
705 | destFile = destinationFiles[toFile] | |
706 | if destFile["action"] == "delete": | |
707 | # print "file %s has been deleted in %s" % (fileName, toFile) | |
708 | deleted = True | |
709 | break | |
710 | integrationCount += 1 | |
711 | if integration["how"] == "branch from": | |
712 | continue | |
713 | ||
714 | if int(integration["change"]) == change: | |
715 | integrations.append(integration) | |
716 | continue | |
717 | if int(integration["change"]) > change: | |
718 | continue | |
719 | ||
720 | destRev = int(destFile["rev"]) | |
721 | ||
722 | startRev = integration["startFromRev"][1:] | |
723 | if startRev == "none": | |
724 | startRev = 0 | |
725 | else: | |
726 | startRev = int(startRev) | |
727 | ||
728 | endRev = integration["endFromRev"][1:] | |
729 | if endRev == "none": | |
730 | endRev = 0 | |
731 | else: | |
732 | endRev = int(endRev) | |
733 | ||
734 | initialBranch = (destRev == 1 and integration["how"] != "branch into") | |
735 | inRange = (destRev >= startRev and destRev <= endRev) | |
736 | newer = (destRev > startRev and destRev > endRev) | |
737 | ||
738 | if initialBranch or inRange or newer: | |
739 | integrations.append(integration) | |
740 | ||
741 | if deleted: | |
742 | continue | |
743 | ||
744 | if len(integrations) == 0 and integrationCount > 1: | |
745 | print "file %s was not integrated from %s into %s" % (fileName, sourceBranch, destinationBranch) | |
746 | return False | |
747 | ||
748 | return True | |
749 | ||
750 | def getUserMap(self): | |
751 | self.users = {} | |
752 | ||
753 | for output in p4CmdList("users"): | |
754 | if not output.has_key("User"): | |
755 | continue | |
756 | self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">" | |
757 | ||
758 | def run(self, args): | |
179caebf SH |
759 | self.globalPrefix = "" |
760 | self.changeRange = "" | |
761 | self.initialParent = "" | |
762 | self.tagLastChange = True | |
763 | ||
569d1bd4 SH |
764 | if len(self.branch) == 0: |
765 | self.branch = "p4" | |
967f72e2 SH |
766 | |
767 | if len(args) == 0: | |
768 | if not gitBranchExists(self.branch) and gitBranchExists("origin"): | |
769 | if not self.silent: | |
770 | print "Creating %s branch in git repository based on origin" % self.branch | |
771 | system("git branch %s origin" % self.branch) | |
772 | ||
773 | [self.previousDepotPath, p4Change] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit(self.branch)) | |
774 | if len(self.previousDepotPath) > 0 and len(p4Change) > 0: | |
775 | p4Change = int(p4Change) + 1 | |
776 | self.globalPrefix = self.previousDepotPath | |
777 | self.changeRange = "@%s,#head" % p4Change | |
778 | self.initialParent = self.branch | |
779 | self.tagLastChange = False | |
780 | if not self.silent: | |
781 | print "Performing incremental import into %s git branch" % self.branch | |
569d1bd4 | 782 | |
b984733c | 783 | self.branch = "refs/heads/" + self.branch |
179caebf SH |
784 | |
785 | if len(self.globalPrefix) == 0: | |
786 | self.globalPrefix = self.previousDepotPath = os.popen("git-repo-config --get p4.depotpath").read() | |
787 | ||
b984733c SH |
788 | if len(self.globalPrefix) != 0: |
789 | self.globalPrefix = self.globalPrefix[:-1] | |
790 | ||
791 | if len(args) == 0 and len(self.globalPrefix) != 0: | |
792 | if not self.silent: | |
179caebf | 793 | print "Depot path: %s" % self.globalPrefix |
b984733c SH |
794 | elif len(args) != 1: |
795 | return False | |
796 | else: | |
797 | if len(self.globalPrefix) != 0 and self.globalPrefix != args[0]: | |
798 | print "previous import used depot path %s and now %s was specified. this doesn't work!" % (self.globalPrefix, args[0]) | |
799 | sys.exit(1) | |
800 | self.globalPrefix = args[0] | |
801 | ||
b984733c SH |
802 | self.revision = "" |
803 | self.users = {} | |
b984733c SH |
804 | self.lastChange = 0 |
805 | self.initialTag = "" | |
806 | ||
807 | if self.globalPrefix.find("@") != -1: | |
808 | atIdx = self.globalPrefix.index("@") | |
809 | self.changeRange = self.globalPrefix[atIdx:] | |
810 | if self.changeRange == "@all": | |
811 | self.changeRange = "" | |
812 | elif self.changeRange.find(",") == -1: | |
813 | self.revision = self.changeRange | |
814 | self.changeRange = "" | |
815 | self.globalPrefix = self.globalPrefix[0:atIdx] | |
816 | elif self.globalPrefix.find("#") != -1: | |
817 | hashIdx = self.globalPrefix.index("#") | |
818 | self.revision = self.globalPrefix[hashIdx:] | |
819 | self.globalPrefix = self.globalPrefix[0:hashIdx] | |
820 | elif len(self.previousDepotPath) == 0: | |
821 | self.revision = "#head" | |
822 | ||
823 | if self.globalPrefix.endswith("..."): | |
824 | self.globalPrefix = self.globalPrefix[:-3] | |
825 | ||
826 | if not self.globalPrefix.endswith("/"): | |
827 | self.globalPrefix += "/" | |
828 | ||
829 | self.getUserMap() | |
830 | ||
831 | if len(self.changeRange) == 0: | |
832 | try: | |
833 | sout, sin, serr = popen2.popen3("git-name-rev --tags `git-rev-parse %s`" % self.branch) | |
834 | output = sout.read() | |
835 | if output.endswith("\n"): | |
836 | output = output[:-1] | |
837 | tagIdx = output.index(" tags/p4/") | |
838 | caretIdx = output.find("^") | |
839 | endPos = len(output) | |
840 | if caretIdx != -1: | |
841 | endPos = caretIdx | |
842 | self.rev = int(output[tagIdx + 9 : endPos]) + 1 | |
843 | self.changeRange = "@%s,#head" % self.rev | |
844 | self.initialParent = os.popen("git-rev-parse %s" % self.branch).read()[:-1] | |
845 | self.initialTag = "p4/%s" % (int(self.rev) - 1) | |
846 | except: | |
847 | pass | |
848 | ||
0828ab14 SH |
849 | self.tz = - time.timezone / 36 |
850 | tzsign = ("%s" % self.tz)[0] | |
b984733c | 851 | if tzsign != '+' and tzsign != '-': |
0828ab14 | 852 | self.tz = "+" + ("%s" % self.tz) |
b984733c SH |
853 | |
854 | self.gitOutput, self.gitStream, self.gitError = popen2.popen3("git-fast-import") | |
855 | ||
856 | if len(self.revision) > 0: | |
857 | print "Doing initial import of %s from revision %s" % (self.globalPrefix, self.revision) | |
858 | ||
859 | details = { "user" : "git perforce import user", "time" : int(time.time()) } | |
860 | details["desc"] = "Initial import of %s from the state at revision %s" % (self.globalPrefix, self.revision) | |
861 | details["change"] = self.revision | |
862 | newestRevision = 0 | |
863 | ||
864 | fileCnt = 0 | |
865 | for info in p4CmdList("files %s...%s" % (self.globalPrefix, self.revision)): | |
866 | change = int(info["change"]) | |
867 | if change > newestRevision: | |
868 | newestRevision = change | |
869 | ||
870 | if info["action"] == "delete": | |
c715706b | 871 | fileCnt = fileCnt + 1 |
b984733c SH |
872 | continue |
873 | ||
874 | for prop in [ "depotFile", "rev", "action", "type" ]: | |
875 | details["%s%s" % (prop, fileCnt)] = info[prop] | |
876 | ||
877 | fileCnt = fileCnt + 1 | |
878 | ||
879 | details["change"] = newestRevision | |
880 | ||
881 | try: | |
882 | self.commit(details, self.extractFilesFromCommit(details), self.branch, self.globalPrefix) | |
c715706b | 883 | except IOError: |
b984733c SH |
884 | print self.gitError.read() |
885 | ||
886 | else: | |
887 | changes = [] | |
888 | ||
0828ab14 | 889 | if len(self.changesFile) > 0: |
b984733c SH |
890 | output = open(self.changesFile).readlines() |
891 | changeSet = Set() | |
892 | for line in output: | |
893 | changeSet.add(int(line)) | |
894 | ||
895 | for change in changeSet: | |
896 | changes.append(change) | |
897 | ||
898 | changes.sort() | |
899 | else: | |
900 | output = os.popen("p4 changes %s...%s" % (self.globalPrefix, self.changeRange)).readlines() | |
901 | ||
902 | for line in output: | |
903 | changeNum = line.split(" ")[1] | |
904 | changes.append(changeNum) | |
905 | ||
906 | changes.reverse() | |
907 | ||
908 | if len(changes) == 0: | |
0828ab14 | 909 | if not self.silent: |
b984733c SH |
910 | print "no changes to import!" |
911 | sys.exit(1) | |
912 | ||
913 | cnt = 1 | |
914 | for change in changes: | |
915 | description = p4Cmd("describe %s" % change) | |
916 | ||
0828ab14 | 917 | if not self.silent: |
b984733c SH |
918 | sys.stdout.write("\rimporting revision %s (%s%%)" % (change, cnt * 100 / len(changes))) |
919 | sys.stdout.flush() | |
920 | cnt = cnt + 1 | |
921 | ||
922 | try: | |
923 | files = self.extractFilesFromCommit(description) | |
924 | if self.detectBranches: | |
925 | for branch in self.branchesForCommit(files): | |
926 | self.knownBranches.add(branch) | |
927 | branchPrefix = self.globalPrefix + branch + "/" | |
928 | ||
929 | filesForCommit = self.extractFilesInCommitToBranch(files, branchPrefix) | |
930 | ||
931 | merged = "" | |
932 | parent = "" | |
933 | ########### remove cnt!!! | |
934 | if branch not in self.createdBranches and cnt > 2: | |
935 | self.createdBranches.add(branch) | |
936 | parent = self.findBranchParent(branchPrefix, files) | |
937 | if parent == branch: | |
938 | parent = "" | |
939 | # elif len(parent) > 0: | |
940 | # print "%s branched off of %s" % (branch, parent) | |
941 | ||
942 | if len(parent) == 0: | |
943 | merged = self.findBranchSourceHeuristic(filesForCommit, branch, branchPrefix) | |
944 | if len(merged) > 0: | |
945 | print "change %s could be a merge from %s into %s" % (description["change"], merged, branch) | |
946 | if not self.changeIsBranchMerge(merged, branch, int(description["change"])): | |
947 | merged = "" | |
948 | ||
949 | branch = "refs/heads/" + branch | |
950 | if len(parent) > 0: | |
951 | parent = "refs/heads/" + parent | |
952 | if len(merged) > 0: | |
953 | merged = "refs/heads/" + merged | |
954 | self.commit(description, files, branch, branchPrefix, parent, merged) | |
955 | else: | |
0828ab14 | 956 | self.commit(description, files, self.branch, self.globalPrefix, self.initialParent) |
b984733c SH |
957 | self.initialParent = "" |
958 | except IOError: | |
959 | print self.gitError.read() | |
960 | sys.exit(1) | |
961 | ||
962 | if not self.silent: | |
963 | print "" | |
964 | ||
179caebf SH |
965 | if self.tagLastChange: |
966 | self.gitStream.write("reset refs/tags/p4/%s\n" % self.lastChange) | |
967 | self.gitStream.write("from %s\n\n" % self.branch); | |
b984733c SH |
968 | |
969 | ||
970 | self.gitStream.close() | |
971 | self.gitOutput.close() | |
972 | self.gitError.close() | |
973 | ||
974 | os.popen("git-repo-config p4.depotpath %s" % self.globalPrefix).read() | |
975 | if len(self.initialTag) > 0: | |
976 | os.popen("git tag -d %s" % self.initialTag).read() | |
977 | ||
978 | return True | |
979 | ||
980 | class HelpFormatter(optparse.IndentedHelpFormatter): | |
981 | def __init__(self): | |
982 | optparse.IndentedHelpFormatter.__init__(self) | |
983 | ||
984 | def format_description(self, description): | |
985 | if description: | |
986 | return description + "\n" | |
987 | else: | |
988 | return "" | |
4f5cf76a | 989 | |
86949eef SH |
990 | def printUsage(commands): |
991 | print "usage: %s <command> [options]" % sys.argv[0] | |
992 | print "" | |
993 | print "valid commands: %s" % ", ".join(commands) | |
994 | print "" | |
995 | print "Try %s <command> --help for command specific help." % sys.argv[0] | |
996 | print "" | |
997 | ||
998 | commands = { | |
999 | "debug" : P4Debug(), | |
4f5cf76a | 1000 | "clean-tags" : P4CleanTags(), |
b984733c SH |
1001 | "submit" : P4Sync(), |
1002 | "sync" : GitSync() | |
86949eef SH |
1003 | } |
1004 | ||
1005 | if len(sys.argv[1:]) == 0: | |
1006 | printUsage(commands.keys()) | |
1007 | sys.exit(2) | |
1008 | ||
1009 | cmd = "" | |
1010 | cmdName = sys.argv[1] | |
1011 | try: | |
1012 | cmd = commands[cmdName] | |
1013 | except KeyError: | |
1014 | print "unknown command %s" % cmdName | |
1015 | print "" | |
1016 | printUsage(commands.keys()) | |
1017 | sys.exit(2) | |
1018 | ||
4f5cf76a SH |
1019 | options = cmd.options |
1020 | cmd.gitdir = gitdir | |
1021 | options.append(optparse.make_option("--git-dir", dest="gitdir")) | |
1022 | ||
b984733c SH |
1023 | parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName), |
1024 | options, | |
1025 | description = cmd.description, | |
1026 | formatter = HelpFormatter()) | |
86949eef SH |
1027 | |
1028 | (cmd, args) = parser.parse_args(sys.argv[2:], cmd); | |
1029 | ||
4f5cf76a SH |
1030 | gitdir = cmd.gitdir |
1031 | if len(gitdir) == 0: | |
1032 | gitdir = ".git" | |
20618650 SH |
1033 | if not isValidGitDir(gitdir): |
1034 | cdup = os.popen("git-rev-parse --show-cdup").read()[:-1] | |
1035 | if isValidGitDir(cdup + "/" + gitdir): | |
1036 | os.chdir(cdup) | |
4f5cf76a SH |
1037 | |
1038 | if not isValidGitDir(gitdir): | |
1039 | if isValidGitDir(gitdir + "/.git"): | |
1040 | gitdir += "/.git" | |
1041 | else: | |
05140f34 | 1042 | die("fatal: cannot locate git repository at %s" % gitdir) |
4f5cf76a SH |
1043 | |
1044 | os.environ["GIT_DIR"] = gitdir | |
1045 | ||
b984733c SH |
1046 | if not cmd.run(args): |
1047 | parser.print_help() | |
1048 |