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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 | import sys | |
11 | if sys.hexversion < 0x02040000: | |
12 | # The limiter is the subprocess module | |
13 | sys.stderr.write("git-p4: requires Python 2.4 or later.\n") | |
14 | sys.exit(1) | |
15 | import os | |
16 | import optparse | |
17 | import marshal | |
18 | import subprocess | |
19 | import tempfile | |
20 | import time | |
21 | import platform | |
22 | import re | |
23 | import shutil | |
24 | import stat | |
25 | ||
26 | verbose = False | |
27 | ||
28 | # Only labels/tags matching this will be imported/exported | |
29 | defaultLabelRegexp = r'[a-zA-Z0-9_\-.]+$' | |
30 | ||
31 | def p4_build_cmd(cmd): | |
32 | """Build a suitable p4 command line. | |
33 | ||
34 | This consolidates building and returning a p4 command line into one | |
35 | location. It means that hooking into the environment, or other configuration | |
36 | can be done more easily. | |
37 | """ | |
38 | real_cmd = ["p4"] | |
39 | ||
40 | user = gitConfig("git-p4.user") | |
41 | if len(user) > 0: | |
42 | real_cmd += ["-u",user] | |
43 | ||
44 | password = gitConfig("git-p4.password") | |
45 | if len(password) > 0: | |
46 | real_cmd += ["-P", password] | |
47 | ||
48 | port = gitConfig("git-p4.port") | |
49 | if len(port) > 0: | |
50 | real_cmd += ["-p", port] | |
51 | ||
52 | host = gitConfig("git-p4.host") | |
53 | if len(host) > 0: | |
54 | real_cmd += ["-H", host] | |
55 | ||
56 | client = gitConfig("git-p4.client") | |
57 | if len(client) > 0: | |
58 | real_cmd += ["-c", client] | |
59 | ||
60 | ||
61 | if isinstance(cmd,basestring): | |
62 | real_cmd = ' '.join(real_cmd) + ' ' + cmd | |
63 | else: | |
64 | real_cmd += cmd | |
65 | return real_cmd | |
66 | ||
67 | def chdir(dir): | |
68 | # P4 uses the PWD environment variable rather than getcwd(). Since we're | |
69 | # not using the shell, we have to set it ourselves. This path could | |
70 | # be relative, so go there first, then figure out where we ended up. | |
71 | os.chdir(dir) | |
72 | os.environ['PWD'] = os.getcwd() | |
73 | ||
74 | def die(msg): | |
75 | if verbose: | |
76 | raise Exception(msg) | |
77 | else: | |
78 | sys.stderr.write(msg + "\n") | |
79 | sys.exit(1) | |
80 | ||
81 | def write_pipe(c, stdin): | |
82 | if verbose: | |
83 | sys.stderr.write('Writing pipe: %s\n' % str(c)) | |
84 | ||
85 | expand = isinstance(c,basestring) | |
86 | p = subprocess.Popen(c, stdin=subprocess.PIPE, shell=expand) | |
87 | pipe = p.stdin | |
88 | val = pipe.write(stdin) | |
89 | pipe.close() | |
90 | if p.wait(): | |
91 | die('Command failed: %s' % str(c)) | |
92 | ||
93 | return val | |
94 | ||
95 | def p4_write_pipe(c, stdin): | |
96 | real_cmd = p4_build_cmd(c) | |
97 | return write_pipe(real_cmd, stdin) | |
98 | ||
99 | def read_pipe(c, ignore_error=False): | |
100 | if verbose: | |
101 | sys.stderr.write('Reading pipe: %s\n' % str(c)) | |
102 | ||
103 | expand = isinstance(c,basestring) | |
104 | p = subprocess.Popen(c, stdout=subprocess.PIPE, shell=expand) | |
105 | pipe = p.stdout | |
106 | val = pipe.read() | |
107 | if p.wait() and not ignore_error: | |
108 | die('Command failed: %s' % str(c)) | |
109 | ||
110 | return val | |
111 | ||
112 | def p4_read_pipe(c, ignore_error=False): | |
113 | real_cmd = p4_build_cmd(c) | |
114 | return read_pipe(real_cmd, ignore_error) | |
115 | ||
116 | def read_pipe_lines(c): | |
117 | if verbose: | |
118 | sys.stderr.write('Reading pipe: %s\n' % str(c)) | |
119 | ||
120 | expand = isinstance(c, basestring) | |
121 | p = subprocess.Popen(c, stdout=subprocess.PIPE, shell=expand) | |
122 | pipe = p.stdout | |
123 | val = pipe.readlines() | |
124 | if pipe.close() or p.wait(): | |
125 | die('Command failed: %s' % str(c)) | |
126 | ||
127 | return val | |
128 | ||
129 | def p4_read_pipe_lines(c): | |
130 | """Specifically invoke p4 on the command supplied. """ | |
131 | real_cmd = p4_build_cmd(c) | |
132 | return read_pipe_lines(real_cmd) | |
133 | ||
134 | def p4_has_command(cmd): | |
135 | """Ask p4 for help on this command. If it returns an error, the | |
136 | command does not exist in this version of p4.""" | |
137 | real_cmd = p4_build_cmd(["help", cmd]) | |
138 | p = subprocess.Popen(real_cmd, stdout=subprocess.PIPE, | |
139 | stderr=subprocess.PIPE) | |
140 | p.communicate() | |
141 | return p.returncode == 0 | |
142 | ||
143 | def p4_has_move_command(): | |
144 | """See if the move command exists, that it supports -k, and that | |
145 | it has not been administratively disabled. The arguments | |
146 | must be correct, but the filenames do not have to exist. Use | |
147 | ones with wildcards so even if they exist, it will fail.""" | |
148 | ||
149 | if not p4_has_command("move"): | |
150 | return False | |
151 | cmd = p4_build_cmd(["move", "-k", "@from", "@to"]) | |
152 | p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
153 | (out, err) = p.communicate() | |
154 | # return code will be 1 in either case | |
155 | if err.find("Invalid option") >= 0: | |
156 | return False | |
157 | if err.find("disabled") >= 0: | |
158 | return False | |
159 | # assume it failed because @... was invalid changelist | |
160 | return True | |
161 | ||
162 | def system(cmd): | |
163 | expand = isinstance(cmd,basestring) | |
164 | if verbose: | |
165 | sys.stderr.write("executing %s\n" % str(cmd)) | |
166 | subprocess.check_call(cmd, shell=expand) | |
167 | ||
168 | def p4_system(cmd): | |
169 | """Specifically invoke p4 as the system command. """ | |
170 | real_cmd = p4_build_cmd(cmd) | |
171 | expand = isinstance(real_cmd, basestring) | |
172 | subprocess.check_call(real_cmd, shell=expand) | |
173 | ||
174 | _p4_version_string = None | |
175 | def p4_version_string(): | |
176 | """Read the version string, showing just the last line, which | |
177 | hopefully is the interesting version bit. | |
178 | ||
179 | $ p4 -V | |
180 | Perforce - The Fast Software Configuration Management System. | |
181 | Copyright 1995-2011 Perforce Software. All rights reserved. | |
182 | Rev. P4/NTX86/2011.1/393975 (2011/12/16). | |
183 | """ | |
184 | global _p4_version_string | |
185 | if not _p4_version_string: | |
186 | a = p4_read_pipe_lines(["-V"]) | |
187 | _p4_version_string = a[-1].rstrip() | |
188 | return _p4_version_string | |
189 | ||
190 | def p4_integrate(src, dest): | |
191 | p4_system(["integrate", "-Dt", wildcard_encode(src), wildcard_encode(dest)]) | |
192 | ||
193 | def p4_sync(f, *options): | |
194 | p4_system(["sync"] + list(options) + [wildcard_encode(f)]) | |
195 | ||
196 | def p4_add(f): | |
197 | # forcibly add file names with wildcards | |
198 | if wildcard_present(f): | |
199 | p4_system(["add", "-f", f]) | |
200 | else: | |
201 | p4_system(["add", f]) | |
202 | ||
203 | def p4_delete(f): | |
204 | p4_system(["delete", wildcard_encode(f)]) | |
205 | ||
206 | def p4_edit(f): | |
207 | p4_system(["edit", wildcard_encode(f)]) | |
208 | ||
209 | def p4_revert(f): | |
210 | p4_system(["revert", wildcard_encode(f)]) | |
211 | ||
212 | def p4_reopen(type, f): | |
213 | p4_system(["reopen", "-t", type, wildcard_encode(f)]) | |
214 | ||
215 | def p4_move(src, dest): | |
216 | p4_system(["move", "-k", wildcard_encode(src), wildcard_encode(dest)]) | |
217 | ||
218 | def p4_describe(change): | |
219 | """Make sure it returns a valid result by checking for | |
220 | the presence of field "time". Return a dict of the | |
221 | results.""" | |
222 | ||
223 | ds = p4CmdList(["describe", "-s", str(change)]) | |
224 | if len(ds) != 1: | |
225 | die("p4 describe -s %d did not return 1 result: %s" % (change, str(ds))) | |
226 | ||
227 | d = ds[0] | |
228 | ||
229 | if "p4ExitCode" in d: | |
230 | die("p4 describe -s %d exited with %d: %s" % (change, d["p4ExitCode"], | |
231 | str(d))) | |
232 | if "code" in d: | |
233 | if d["code"] == "error": | |
234 | die("p4 describe -s %d returned error code: %s" % (change, str(d))) | |
235 | ||
236 | if "time" not in d: | |
237 | die("p4 describe -s %d returned no \"time\": %s" % (change, str(d))) | |
238 | ||
239 | return d | |
240 | ||
241 | # | |
242 | # Canonicalize the p4 type and return a tuple of the | |
243 | # base type, plus any modifiers. See "p4 help filetypes" | |
244 | # for a list and explanation. | |
245 | # | |
246 | def split_p4_type(p4type): | |
247 | ||
248 | p4_filetypes_historical = { | |
249 | "ctempobj": "binary+Sw", | |
250 | "ctext": "text+C", | |
251 | "cxtext": "text+Cx", | |
252 | "ktext": "text+k", | |
253 | "kxtext": "text+kx", | |
254 | "ltext": "text+F", | |
255 | "tempobj": "binary+FSw", | |
256 | "ubinary": "binary+F", | |
257 | "uresource": "resource+F", | |
258 | "uxbinary": "binary+Fx", | |
259 | "xbinary": "binary+x", | |
260 | "xltext": "text+Fx", | |
261 | "xtempobj": "binary+Swx", | |
262 | "xtext": "text+x", | |
263 | "xunicode": "unicode+x", | |
264 | "xutf16": "utf16+x", | |
265 | } | |
266 | if p4type in p4_filetypes_historical: | |
267 | p4type = p4_filetypes_historical[p4type] | |
268 | mods = "" | |
269 | s = p4type.split("+") | |
270 | base = s[0] | |
271 | mods = "" | |
272 | if len(s) > 1: | |
273 | mods = s[1] | |
274 | return (base, mods) | |
275 | ||
276 | # | |
277 | # return the raw p4 type of a file (text, text+ko, etc) | |
278 | # | |
279 | def p4_type(file): | |
280 | results = p4CmdList(["fstat", "-T", "headType", file]) | |
281 | return results[0]['headType'] | |
282 | ||
283 | # | |
284 | # Given a type base and modifier, return a regexp matching | |
285 | # the keywords that can be expanded in the file | |
286 | # | |
287 | def p4_keywords_regexp_for_type(base, type_mods): | |
288 | if base in ("text", "unicode", "binary"): | |
289 | kwords = None | |
290 | if "ko" in type_mods: | |
291 | kwords = 'Id|Header' | |
292 | elif "k" in type_mods: | |
293 | kwords = 'Id|Header|Author|Date|DateTime|Change|File|Revision' | |
294 | else: | |
295 | return None | |
296 | pattern = r""" | |
297 | \$ # Starts with a dollar, followed by... | |
298 | (%s) # one of the keywords, followed by... | |
299 | (:[^$\n]+)? # possibly an old expansion, followed by... | |
300 | \$ # another dollar | |
301 | """ % kwords | |
302 | return pattern | |
303 | else: | |
304 | return None | |
305 | ||
306 | # | |
307 | # Given a file, return a regexp matching the possible | |
308 | # RCS keywords that will be expanded, or None for files | |
309 | # with kw expansion turned off. | |
310 | # | |
311 | def p4_keywords_regexp_for_file(file): | |
312 | if not os.path.exists(file): | |
313 | return None | |
314 | else: | |
315 | (type_base, type_mods) = split_p4_type(p4_type(file)) | |
316 | return p4_keywords_regexp_for_type(type_base, type_mods) | |
317 | ||
318 | def setP4ExecBit(file, mode): | |
319 | # Reopens an already open file and changes the execute bit to match | |
320 | # the execute bit setting in the passed in mode. | |
321 | ||
322 | p4Type = "+x" | |
323 | ||
324 | if not isModeExec(mode): | |
325 | p4Type = getP4OpenedType(file) | |
326 | p4Type = re.sub('^([cku]?)x(.*)', '\\1\\2', p4Type) | |
327 | p4Type = re.sub('(.*?\+.*?)x(.*?)', '\\1\\2', p4Type) | |
328 | if p4Type[-1] == "+": | |
329 | p4Type = p4Type[0:-1] | |
330 | ||
331 | p4_reopen(p4Type, file) | |
332 | ||
333 | def getP4OpenedType(file): | |
334 | # Returns the perforce file type for the given file. | |
335 | ||
336 | result = p4_read_pipe(["opened", wildcard_encode(file)]) | |
337 | match = re.match(".*\((.+)\)\r?$", result) | |
338 | if match: | |
339 | return match.group(1) | |
340 | else: | |
341 | die("Could not determine file type for %s (result: '%s')" % (file, result)) | |
342 | ||
343 | # Return the set of all p4 labels | |
344 | def getP4Labels(depotPaths): | |
345 | labels = set() | |
346 | if isinstance(depotPaths,basestring): | |
347 | depotPaths = [depotPaths] | |
348 | ||
349 | for l in p4CmdList(["labels"] + ["%s..." % p for p in depotPaths]): | |
350 | label = l['label'] | |
351 | labels.add(label) | |
352 | ||
353 | return labels | |
354 | ||
355 | # Return the set of all git tags | |
356 | def getGitTags(): | |
357 | gitTags = set() | |
358 | for line in read_pipe_lines(["git", "tag"]): | |
359 | tag = line.strip() | |
360 | gitTags.add(tag) | |
361 | return gitTags | |
362 | ||
363 | def diffTreePattern(): | |
364 | # This is a simple generator for the diff tree regex pattern. This could be | |
365 | # a class variable if this and parseDiffTreeEntry were a part of a class. | |
366 | pattern = re.compile(':(\d+) (\d+) (\w+) (\w+) ([A-Z])(\d+)?\t(.*?)((\t(.*))|$)') | |
367 | while True: | |
368 | yield pattern | |
369 | ||
370 | def parseDiffTreeEntry(entry): | |
371 | """Parses a single diff tree entry into its component elements. | |
372 | ||
373 | See git-diff-tree(1) manpage for details about the format of the diff | |
374 | output. This method returns a dictionary with the following elements: | |
375 | ||
376 | src_mode - The mode of the source file | |
377 | dst_mode - The mode of the destination file | |
378 | src_sha1 - The sha1 for the source file | |
379 | dst_sha1 - The sha1 fr the destination file | |
380 | status - The one letter status of the diff (i.e. 'A', 'M', 'D', etc) | |
381 | status_score - The score for the status (applicable for 'C' and 'R' | |
382 | statuses). This is None if there is no score. | |
383 | src - The path for the source file. | |
384 | dst - The path for the destination file. This is only present for | |
385 | copy or renames. If it is not present, this is None. | |
386 | ||
387 | If the pattern is not matched, None is returned.""" | |
388 | ||
389 | match = diffTreePattern().next().match(entry) | |
390 | if match: | |
391 | return { | |
392 | 'src_mode': match.group(1), | |
393 | 'dst_mode': match.group(2), | |
394 | 'src_sha1': match.group(3), | |
395 | 'dst_sha1': match.group(4), | |
396 | 'status': match.group(5), | |
397 | 'status_score': match.group(6), | |
398 | 'src': match.group(7), | |
399 | 'dst': match.group(10) | |
400 | } | |
401 | return None | |
402 | ||
403 | def isModeExec(mode): | |
404 | # Returns True if the given git mode represents an executable file, | |
405 | # otherwise False. | |
406 | return mode[-3:] == "755" | |
407 | ||
408 | def isModeExecChanged(src_mode, dst_mode): | |
409 | return isModeExec(src_mode) != isModeExec(dst_mode) | |
410 | ||
411 | def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None): | |
412 | ||
413 | if isinstance(cmd,basestring): | |
414 | cmd = "-G " + cmd | |
415 | expand = True | |
416 | else: | |
417 | cmd = ["-G"] + cmd | |
418 | expand = False | |
419 | ||
420 | cmd = p4_build_cmd(cmd) | |
421 | if verbose: | |
422 | sys.stderr.write("Opening pipe: %s\n" % str(cmd)) | |
423 | ||
424 | # Use a temporary file to avoid deadlocks without | |
425 | # subprocess.communicate(), which would put another copy | |
426 | # of stdout into memory. | |
427 | stdin_file = None | |
428 | if stdin is not None: | |
429 | stdin_file = tempfile.TemporaryFile(prefix='p4-stdin', mode=stdin_mode) | |
430 | if isinstance(stdin,basestring): | |
431 | stdin_file.write(stdin) | |
432 | else: | |
433 | for i in stdin: | |
434 | stdin_file.write(i + '\n') | |
435 | stdin_file.flush() | |
436 | stdin_file.seek(0) | |
437 | ||
438 | p4 = subprocess.Popen(cmd, | |
439 | shell=expand, | |
440 | stdin=stdin_file, | |
441 | stdout=subprocess.PIPE) | |
442 | ||
443 | result = [] | |
444 | try: | |
445 | while True: | |
446 | entry = marshal.load(p4.stdout) | |
447 | if cb is not None: | |
448 | cb(entry) | |
449 | else: | |
450 | result.append(entry) | |
451 | except EOFError: | |
452 | pass | |
453 | exitCode = p4.wait() | |
454 | if exitCode != 0: | |
455 | entry = {} | |
456 | entry["p4ExitCode"] = exitCode | |
457 | result.append(entry) | |
458 | ||
459 | return result | |
460 | ||
461 | def p4Cmd(cmd): | |
462 | list = p4CmdList(cmd) | |
463 | result = {} | |
464 | for entry in list: | |
465 | result.update(entry) | |
466 | return result; | |
467 | ||
468 | def p4Where(depotPath): | |
469 | if not depotPath.endswith("/"): | |
470 | depotPath += "/" | |
471 | depotPath = depotPath + "..." | |
472 | outputList = p4CmdList(["where", depotPath]) | |
473 | output = None | |
474 | for entry in outputList: | |
475 | if "depotFile" in entry: | |
476 | if entry["depotFile"] == depotPath: | |
477 | output = entry | |
478 | break | |
479 | elif "data" in entry: | |
480 | data = entry.get("data") | |
481 | space = data.find(" ") | |
482 | if data[:space] == depotPath: | |
483 | output = entry | |
484 | break | |
485 | if output == None: | |
486 | return "" | |
487 | if output["code"] == "error": | |
488 | return "" | |
489 | clientPath = "" | |
490 | if "path" in output: | |
491 | clientPath = output.get("path") | |
492 | elif "data" in output: | |
493 | data = output.get("data") | |
494 | lastSpace = data.rfind(" ") | |
495 | clientPath = data[lastSpace + 1:] | |
496 | ||
497 | if clientPath.endswith("..."): | |
498 | clientPath = clientPath[:-3] | |
499 | return clientPath | |
500 | ||
501 | def currentGitBranch(): | |
502 | return read_pipe("git name-rev HEAD").split(" ")[1].strip() | |
503 | ||
504 | def isValidGitDir(path): | |
505 | if (os.path.exists(path + "/HEAD") | |
506 | and os.path.exists(path + "/refs") and os.path.exists(path + "/objects")): | |
507 | return True; | |
508 | return False | |
509 | ||
510 | def parseRevision(ref): | |
511 | return read_pipe("git rev-parse %s" % ref).strip() | |
512 | ||
513 | def branchExists(ref): | |
514 | rev = read_pipe(["git", "rev-parse", "-q", "--verify", ref], | |
515 | ignore_error=True) | |
516 | return len(rev) > 0 | |
517 | ||
518 | def extractLogMessageFromGitCommit(commit): | |
519 | logMessage = "" | |
520 | ||
521 | ## fixme: title is first line of commit, not 1st paragraph. | |
522 | foundTitle = False | |
523 | for log in read_pipe_lines("git cat-file commit %s" % commit): | |
524 | if not foundTitle: | |
525 | if len(log) == 1: | |
526 | foundTitle = True | |
527 | continue | |
528 | ||
529 | logMessage += log | |
530 | return logMessage | |
531 | ||
532 | def extractSettingsGitLog(log): | |
533 | values = {} | |
534 | for line in log.split("\n"): | |
535 | line = line.strip() | |
536 | m = re.search (r"^ *\[git-p4: (.*)\]$", line) | |
537 | if not m: | |
538 | continue | |
539 | ||
540 | assignments = m.group(1).split (':') | |
541 | for a in assignments: | |
542 | vals = a.split ('=') | |
543 | key = vals[0].strip() | |
544 | val = ('='.join (vals[1:])).strip() | |
545 | if val.endswith ('\"') and val.startswith('"'): | |
546 | val = val[1:-1] | |
547 | ||
548 | values[key] = val | |
549 | ||
550 | paths = values.get("depot-paths") | |
551 | if not paths: | |
552 | paths = values.get("depot-path") | |
553 | if paths: | |
554 | values['depot-paths'] = paths.split(',') | |
555 | return values | |
556 | ||
557 | def gitBranchExists(branch): | |
558 | proc = subprocess.Popen(["git", "rev-parse", branch], | |
559 | stderr=subprocess.PIPE, stdout=subprocess.PIPE); | |
560 | return proc.wait() == 0; | |
561 | ||
562 | _gitConfig = {} | |
563 | def gitConfig(key, args = None): # set args to "--bool", for instance | |
564 | if not _gitConfig.has_key(key): | |
565 | argsFilter = "" | |
566 | if args != None: | |
567 | argsFilter = "%s " % args | |
568 | cmd = "git config %s%s" % (argsFilter, key) | |
569 | _gitConfig[key] = read_pipe(cmd, ignore_error=True).strip() | |
570 | return _gitConfig[key] | |
571 | ||
572 | def gitConfigList(key): | |
573 | if not _gitConfig.has_key(key): | |
574 | _gitConfig[key] = read_pipe("git config --get-all %s" % key, ignore_error=True).strip().split(os.linesep) | |
575 | return _gitConfig[key] | |
576 | ||
577 | def p4BranchesInGit(branchesAreInRemotes=True): | |
578 | """Find all the branches whose names start with "p4/", looking | |
579 | in remotes or heads as specified by the argument. Return | |
580 | a dictionary of { branch: revision } for each one found. | |
581 | The branch names are the short names, without any | |
582 | "p4/" prefix.""" | |
583 | ||
584 | branches = {} | |
585 | ||
586 | cmdline = "git rev-parse --symbolic " | |
587 | if branchesAreInRemotes: | |
588 | cmdline += "--remotes" | |
589 | else: | |
590 | cmdline += "--branches" | |
591 | ||
592 | for line in read_pipe_lines(cmdline): | |
593 | line = line.strip() | |
594 | ||
595 | # only import to p4/ | |
596 | if not line.startswith('p4/'): | |
597 | continue | |
598 | # special symbolic ref to p4/master | |
599 | if line == "p4/HEAD": | |
600 | continue | |
601 | ||
602 | # strip off p4/ prefix | |
603 | branch = line[len("p4/"):] | |
604 | ||
605 | branches[branch] = parseRevision(line) | |
606 | ||
607 | return branches | |
608 | ||
609 | def branch_exists(branch): | |
610 | """Make sure that the given ref name really exists.""" | |
611 | ||
612 | cmd = [ "git", "rev-parse", "--symbolic", "--verify", branch ] | |
613 | p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
614 | out, _ = p.communicate() | |
615 | if p.returncode: | |
616 | return False | |
617 | # expect exactly one line of output: the branch name | |
618 | return out.rstrip() == branch | |
619 | ||
620 | def findUpstreamBranchPoint(head = "HEAD"): | |
621 | branches = p4BranchesInGit() | |
622 | # map from depot-path to branch name | |
623 | branchByDepotPath = {} | |
624 | for branch in branches.keys(): | |
625 | tip = branches[branch] | |
626 | log = extractLogMessageFromGitCommit(tip) | |
627 | settings = extractSettingsGitLog(log) | |
628 | if settings.has_key("depot-paths"): | |
629 | paths = ",".join(settings["depot-paths"]) | |
630 | branchByDepotPath[paths] = "remotes/p4/" + branch | |
631 | ||
632 | settings = None | |
633 | parent = 0 | |
634 | while parent < 65535: | |
635 | commit = head + "~%s" % parent | |
636 | log = extractLogMessageFromGitCommit(commit) | |
637 | settings = extractSettingsGitLog(log) | |
638 | if settings.has_key("depot-paths"): | |
639 | paths = ",".join(settings["depot-paths"]) | |
640 | if branchByDepotPath.has_key(paths): | |
641 | return [branchByDepotPath[paths], settings] | |
642 | ||
643 | parent = parent + 1 | |
644 | ||
645 | return ["", settings] | |
646 | ||
647 | def createOrUpdateBranchesFromOrigin(localRefPrefix = "refs/remotes/p4/", silent=True): | |
648 | if not silent: | |
649 | print ("Creating/updating branch(es) in %s based on origin branch(es)" | |
650 | % localRefPrefix) | |
651 | ||
652 | originPrefix = "origin/p4/" | |
653 | ||
654 | for line in read_pipe_lines("git rev-parse --symbolic --remotes"): | |
655 | line = line.strip() | |
656 | if (not line.startswith(originPrefix)) or line.endswith("HEAD"): | |
657 | continue | |
658 | ||
659 | headName = line[len(originPrefix):] | |
660 | remoteHead = localRefPrefix + headName | |
661 | originHead = line | |
662 | ||
663 | original = extractSettingsGitLog(extractLogMessageFromGitCommit(originHead)) | |
664 | if (not original.has_key('depot-paths') | |
665 | or not original.has_key('change')): | |
666 | continue | |
667 | ||
668 | update = False | |
669 | if not gitBranchExists(remoteHead): | |
670 | if verbose: | |
671 | print "creating %s" % remoteHead | |
672 | update = True | |
673 | else: | |
674 | settings = extractSettingsGitLog(extractLogMessageFromGitCommit(remoteHead)) | |
675 | if settings.has_key('change') > 0: | |
676 | if settings['depot-paths'] == original['depot-paths']: | |
677 | originP4Change = int(original['change']) | |
678 | p4Change = int(settings['change']) | |
679 | if originP4Change > p4Change: | |
680 | print ("%s (%s) is newer than %s (%s). " | |
681 | "Updating p4 branch from origin." | |
682 | % (originHead, originP4Change, | |
683 | remoteHead, p4Change)) | |
684 | update = True | |
685 | else: | |
686 | print ("Ignoring: %s was imported from %s while " | |
687 | "%s was imported from %s" | |
688 | % (originHead, ','.join(original['depot-paths']), | |
689 | remoteHead, ','.join(settings['depot-paths']))) | |
690 | ||
691 | if update: | |
692 | system("git update-ref %s %s" % (remoteHead, originHead)) | |
693 | ||
694 | def originP4BranchesExist(): | |
695 | return gitBranchExists("origin") or gitBranchExists("origin/p4") or gitBranchExists("origin/p4/master") | |
696 | ||
697 | def p4ChangesForPaths(depotPaths, changeRange): | |
698 | assert depotPaths | |
699 | cmd = ['changes'] | |
700 | for p in depotPaths: | |
701 | cmd += ["%s...%s" % (p, changeRange)] | |
702 | output = p4_read_pipe_lines(cmd) | |
703 | ||
704 | changes = {} | |
705 | for line in output: | |
706 | changeNum = int(line.split(" ")[1]) | |
707 | changes[changeNum] = True | |
708 | ||
709 | changelist = changes.keys() | |
710 | changelist.sort() | |
711 | return changelist | |
712 | ||
713 | def p4PathStartsWith(path, prefix): | |
714 | # This method tries to remedy a potential mixed-case issue: | |
715 | # | |
716 | # If UserA adds //depot/DirA/file1 | |
717 | # and UserB adds //depot/dira/file2 | |
718 | # | |
719 | # we may or may not have a problem. If you have core.ignorecase=true, | |
720 | # we treat DirA and dira as the same directory | |
721 | ignorecase = gitConfig("core.ignorecase", "--bool") == "true" | |
722 | if ignorecase: | |
723 | return path.lower().startswith(prefix.lower()) | |
724 | return path.startswith(prefix) | |
725 | ||
726 | def getClientSpec(): | |
727 | """Look at the p4 client spec, create a View() object that contains | |
728 | all the mappings, and return it.""" | |
729 | ||
730 | specList = p4CmdList("client -o") | |
731 | if len(specList) != 1: | |
732 | die('Output from "client -o" is %d lines, expecting 1' % | |
733 | len(specList)) | |
734 | ||
735 | # dictionary of all client parameters | |
736 | entry = specList[0] | |
737 | ||
738 | # just the keys that start with "View" | |
739 | view_keys = [ k for k in entry.keys() if k.startswith("View") ] | |
740 | ||
741 | # hold this new View | |
742 | view = View() | |
743 | ||
744 | # append the lines, in order, to the view | |
745 | for view_num in range(len(view_keys)): | |
746 | k = "View%d" % view_num | |
747 | if k not in view_keys: | |
748 | die("Expected view key %s missing" % k) | |
749 | view.append(entry[k]) | |
750 | ||
751 | return view | |
752 | ||
753 | def getClientRoot(): | |
754 | """Grab the client directory.""" | |
755 | ||
756 | output = p4CmdList("client -o") | |
757 | if len(output) != 1: | |
758 | die('Output from "client -o" is %d lines, expecting 1' % len(output)) | |
759 | ||
760 | entry = output[0] | |
761 | if "Root" not in entry: | |
762 | die('Client has no "Root"') | |
763 | ||
764 | return entry["Root"] | |
765 | ||
766 | # | |
767 | # P4 wildcards are not allowed in filenames. P4 complains | |
768 | # if you simply add them, but you can force it with "-f", in | |
769 | # which case it translates them into %xx encoding internally. | |
770 | # | |
771 | def wildcard_decode(path): | |
772 | # Search for and fix just these four characters. Do % last so | |
773 | # that fixing it does not inadvertently create new %-escapes. | |
774 | # Cannot have * in a filename in windows; untested as to | |
775 | # what p4 would do in such a case. | |
776 | if not platform.system() == "Windows": | |
777 | path = path.replace("%2A", "*") | |
778 | path = path.replace("%23", "#") \ | |
779 | .replace("%40", "@") \ | |
780 | .replace("%25", "%") | |
781 | return path | |
782 | ||
783 | def wildcard_encode(path): | |
784 | # do % first to avoid double-encoding the %s introduced here | |
785 | path = path.replace("%", "%25") \ | |
786 | .replace("*", "%2A") \ | |
787 | .replace("#", "%23") \ | |
788 | .replace("@", "%40") | |
789 | return path | |
790 | ||
791 | def wildcard_present(path): | |
792 | return path.translate(None, "*#@%") != path | |
793 | ||
794 | class Command: | |
795 | def __init__(self): | |
796 | self.usage = "usage: %prog [options]" | |
797 | self.needsGit = True | |
798 | self.verbose = False | |
799 | ||
800 | class P4UserMap: | |
801 | def __init__(self): | |
802 | self.userMapFromPerforceServer = False | |
803 | self.myP4UserId = None | |
804 | ||
805 | def p4UserId(self): | |
806 | if self.myP4UserId: | |
807 | return self.myP4UserId | |
808 | ||
809 | results = p4CmdList("user -o") | |
810 | for r in results: | |
811 | if r.has_key('User'): | |
812 | self.myP4UserId = r['User'] | |
813 | return r['User'] | |
814 | die("Could not find your p4 user id") | |
815 | ||
816 | def p4UserIsMe(self, p4User): | |
817 | # return True if the given p4 user is actually me | |
818 | me = self.p4UserId() | |
819 | if not p4User or p4User != me: | |
820 | return False | |
821 | else: | |
822 | return True | |
823 | ||
824 | def getUserCacheFilename(self): | |
825 | home = os.environ.get("HOME", os.environ.get("USERPROFILE")) | |
826 | return home + "/.gitp4-usercache.txt" | |
827 | ||
828 | def getUserMapFromPerforceServer(self): | |
829 | if self.userMapFromPerforceServer: | |
830 | return | |
831 | self.users = {} | |
832 | self.emails = {} | |
833 | ||
834 | for output in p4CmdList("users"): | |
835 | if not output.has_key("User"): | |
836 | continue | |
837 | self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">" | |
838 | self.emails[output["Email"]] = output["User"] | |
839 | ||
840 | ||
841 | s = '' | |
842 | for (key, val) in self.users.items(): | |
843 | s += "%s\t%s\n" % (key.expandtabs(1), val.expandtabs(1)) | |
844 | ||
845 | open(self.getUserCacheFilename(), "wb").write(s) | |
846 | self.userMapFromPerforceServer = True | |
847 | ||
848 | def loadUserMapFromCache(self): | |
849 | self.users = {} | |
850 | self.userMapFromPerforceServer = False | |
851 | try: | |
852 | cache = open(self.getUserCacheFilename(), "rb") | |
853 | lines = cache.readlines() | |
854 | cache.close() | |
855 | for line in lines: | |
856 | entry = line.strip().split("\t") | |
857 | self.users[entry[0]] = entry[1] | |
858 | except IOError: | |
859 | self.getUserMapFromPerforceServer() | |
860 | ||
861 | class P4Debug(Command): | |
862 | def __init__(self): | |
863 | Command.__init__(self) | |
864 | self.options = [] | |
865 | self.description = "A tool to debug the output of p4 -G." | |
866 | self.needsGit = False | |
867 | ||
868 | def run(self, args): | |
869 | j = 0 | |
870 | for output in p4CmdList(args): | |
871 | print 'Element: %d' % j | |
872 | j += 1 | |
873 | print output | |
874 | return True | |
875 | ||
876 | class P4RollBack(Command): | |
877 | def __init__(self): | |
878 | Command.__init__(self) | |
879 | self.options = [ | |
880 | optparse.make_option("--local", dest="rollbackLocalBranches", action="store_true") | |
881 | ] | |
882 | self.description = "A tool to debug the multi-branch import. Don't use :)" | |
883 | self.rollbackLocalBranches = False | |
884 | ||
885 | def run(self, args): | |
886 | if len(args) != 1: | |
887 | return False | |
888 | maxChange = int(args[0]) | |
889 | ||
890 | if "p4ExitCode" in p4Cmd("changes -m 1"): | |
891 | die("Problems executing p4"); | |
892 | ||
893 | if self.rollbackLocalBranches: | |
894 | refPrefix = "refs/heads/" | |
895 | lines = read_pipe_lines("git rev-parse --symbolic --branches") | |
896 | else: | |
897 | refPrefix = "refs/remotes/" | |
898 | lines = read_pipe_lines("git rev-parse --symbolic --remotes") | |
899 | ||
900 | for line in lines: | |
901 | if self.rollbackLocalBranches or (line.startswith("p4/") and line != "p4/HEAD\n"): | |
902 | line = line.strip() | |
903 | ref = refPrefix + line | |
904 | log = extractLogMessageFromGitCommit(ref) | |
905 | settings = extractSettingsGitLog(log) | |
906 | ||
907 | depotPaths = settings['depot-paths'] | |
908 | change = settings['change'] | |
909 | ||
910 | changed = False | |
911 | ||
912 | if len(p4Cmd("changes -m 1 " + ' '.join (['%s...@%s' % (p, maxChange) | |
913 | for p in depotPaths]))) == 0: | |
914 | print "Branch %s did not exist at change %s, deleting." % (ref, maxChange) | |
915 | system("git update-ref -d %s `git rev-parse %s`" % (ref, ref)) | |
916 | continue | |
917 | ||
918 | while change and int(change) > maxChange: | |
919 | changed = True | |
920 | if self.verbose: | |
921 | print "%s is at %s ; rewinding towards %s" % (ref, change, maxChange) | |
922 | system("git update-ref %s \"%s^\"" % (ref, ref)) | |
923 | log = extractLogMessageFromGitCommit(ref) | |
924 | settings = extractSettingsGitLog(log) | |
925 | ||
926 | ||
927 | depotPaths = settings['depot-paths'] | |
928 | change = settings['change'] | |
929 | ||
930 | if changed: | |
931 | print "%s rewound to %s" % (ref, change) | |
932 | ||
933 | return True | |
934 | ||
935 | class P4Submit(Command, P4UserMap): | |
936 | ||
937 | conflict_behavior_choices = ("ask", "skip", "quit") | |
938 | ||
939 | def __init__(self): | |
940 | Command.__init__(self) | |
941 | P4UserMap.__init__(self) | |
942 | self.options = [ | |
943 | optparse.make_option("--origin", dest="origin"), | |
944 | optparse.make_option("-M", dest="detectRenames", action="store_true"), | |
945 | # preserve the user, requires relevant p4 permissions | |
946 | optparse.make_option("--preserve-user", dest="preserveUser", action="store_true"), | |
947 | optparse.make_option("--export-labels", dest="exportLabels", action="store_true"), | |
948 | optparse.make_option("--dry-run", "-n", dest="dry_run", action="store_true"), | |
949 | optparse.make_option("--prepare-p4-only", dest="prepare_p4_only", action="store_true"), | |
950 | optparse.make_option("--conflict", dest="conflict_behavior", | |
951 | choices=self.conflict_behavior_choices), | |
952 | optparse.make_option("--branch", dest="branch"), | |
953 | ] | |
954 | self.description = "Submit changes from git to the perforce depot." | |
955 | self.usage += " [name of git branch to submit into perforce depot]" | |
956 | self.origin = "" | |
957 | self.detectRenames = False | |
958 | self.preserveUser = gitConfig("git-p4.preserveUser").lower() == "true" | |
959 | self.dry_run = False | |
960 | self.prepare_p4_only = False | |
961 | self.conflict_behavior = None | |
962 | self.isWindows = (platform.system() == "Windows") | |
963 | self.exportLabels = False | |
964 | self.p4HasMoveCommand = p4_has_move_command() | |
965 | self.branch = None | |
966 | ||
967 | def check(self): | |
968 | if len(p4CmdList("opened ...")) > 0: | |
969 | die("You have files opened with perforce! Close them before starting the sync.") | |
970 | ||
971 | def separate_jobs_from_description(self, message): | |
972 | """Extract and return a possible Jobs field in the commit | |
973 | message. It goes into a separate section in the p4 change | |
974 | specification. | |
975 | ||
976 | A jobs line starts with "Jobs:" and looks like a new field | |
977 | in a form. Values are white-space separated on the same | |
978 | line or on following lines that start with a tab. | |
979 | ||
980 | This does not parse and extract the full git commit message | |
981 | like a p4 form. It just sees the Jobs: line as a marker | |
982 | to pass everything from then on directly into the p4 form, | |
983 | but outside the description section. | |
984 | ||
985 | Return a tuple (stripped log message, jobs string).""" | |
986 | ||
987 | m = re.search(r'^Jobs:', message, re.MULTILINE) | |
988 | if m is None: | |
989 | return (message, None) | |
990 | ||
991 | jobtext = message[m.start():] | |
992 | stripped_message = message[:m.start()].rstrip() | |
993 | return (stripped_message, jobtext) | |
994 | ||
995 | def prepareLogMessage(self, template, message, jobs): | |
996 | """Edits the template returned from "p4 change -o" to insert | |
997 | the message in the Description field, and the jobs text in | |
998 | the Jobs field.""" | |
999 | result = "" | |
1000 | ||
1001 | inDescriptionSection = False | |
1002 | ||
1003 | for line in template.split("\n"): | |
1004 | if line.startswith("#"): | |
1005 | result += line + "\n" | |
1006 | continue | |
1007 | ||
1008 | if inDescriptionSection: | |
1009 | if line.startswith("Files:") or line.startswith("Jobs:"): | |
1010 | inDescriptionSection = False | |
1011 | # insert Jobs section | |
1012 | if jobs: | |
1013 | result += jobs + "\n" | |
1014 | else: | |
1015 | continue | |
1016 | else: | |
1017 | if line.startswith("Description:"): | |
1018 | inDescriptionSection = True | |
1019 | line += "\n" | |
1020 | for messageLine in message.split("\n"): | |
1021 | line += "\t" + messageLine + "\n" | |
1022 | ||
1023 | result += line + "\n" | |
1024 | ||
1025 | return result | |
1026 | ||
1027 | def patchRCSKeywords(self, file, pattern): | |
1028 | # Attempt to zap the RCS keywords in a p4 controlled file matching the given pattern | |
1029 | (handle, outFileName) = tempfile.mkstemp(dir='.') | |
1030 | try: | |
1031 | outFile = os.fdopen(handle, "w+") | |
1032 | inFile = open(file, "r") | |
1033 | regexp = re.compile(pattern, re.VERBOSE) | |
1034 | for line in inFile.readlines(): | |
1035 | line = regexp.sub(r'$\1$', line) | |
1036 | outFile.write(line) | |
1037 | inFile.close() | |
1038 | outFile.close() | |
1039 | # Forcibly overwrite the original file | |
1040 | os.unlink(file) | |
1041 | shutil.move(outFileName, file) | |
1042 | except: | |
1043 | # cleanup our temporary file | |
1044 | os.unlink(outFileName) | |
1045 | print "Failed to strip RCS keywords in %s" % file | |
1046 | raise | |
1047 | ||
1048 | print "Patched up RCS keywords in %s" % file | |
1049 | ||
1050 | def p4UserForCommit(self,id): | |
1051 | # Return the tuple (perforce user,git email) for a given git commit id | |
1052 | self.getUserMapFromPerforceServer() | |
1053 | gitEmail = read_pipe(["git", "log", "--max-count=1", | |
1054 | "--format=%ae", id]) | |
1055 | gitEmail = gitEmail.strip() | |
1056 | if not self.emails.has_key(gitEmail): | |
1057 | return (None,gitEmail) | |
1058 | else: | |
1059 | return (self.emails[gitEmail],gitEmail) | |
1060 | ||
1061 | def checkValidP4Users(self,commits): | |
1062 | # check if any git authors cannot be mapped to p4 users | |
1063 | for id in commits: | |
1064 | (user,email) = self.p4UserForCommit(id) | |
1065 | if not user: | |
1066 | msg = "Cannot find p4 user for email %s in commit %s." % (email, id) | |
1067 | if gitConfig('git-p4.allowMissingP4Users').lower() == "true": | |
1068 | print "%s" % msg | |
1069 | else: | |
1070 | die("Error: %s\nSet git-p4.allowMissingP4Users to true to allow this." % msg) | |
1071 | ||
1072 | def lastP4Changelist(self): | |
1073 | # Get back the last changelist number submitted in this client spec. This | |
1074 | # then gets used to patch up the username in the change. If the same | |
1075 | # client spec is being used by multiple processes then this might go | |
1076 | # wrong. | |
1077 | results = p4CmdList("client -o") # find the current client | |
1078 | client = None | |
1079 | for r in results: | |
1080 | if r.has_key('Client'): | |
1081 | client = r['Client'] | |
1082 | break | |
1083 | if not client: | |
1084 | die("could not get client spec") | |
1085 | results = p4CmdList(["changes", "-c", client, "-m", "1"]) | |
1086 | for r in results: | |
1087 | if r.has_key('change'): | |
1088 | return r['change'] | |
1089 | die("Could not get changelist number for last submit - cannot patch up user details") | |
1090 | ||
1091 | def modifyChangelistUser(self, changelist, newUser): | |
1092 | # fixup the user field of a changelist after it has been submitted. | |
1093 | changes = p4CmdList("change -o %s" % changelist) | |
1094 | if len(changes) != 1: | |
1095 | die("Bad output from p4 change modifying %s to user %s" % | |
1096 | (changelist, newUser)) | |
1097 | ||
1098 | c = changes[0] | |
1099 | if c['User'] == newUser: return # nothing to do | |
1100 | c['User'] = newUser | |
1101 | input = marshal.dumps(c) | |
1102 | ||
1103 | result = p4CmdList("change -f -i", stdin=input) | |
1104 | for r in result: | |
1105 | if r.has_key('code'): | |
1106 | if r['code'] == 'error': | |
1107 | die("Could not modify user field of changelist %s to %s:%s" % (changelist, newUser, r['data'])) | |
1108 | if r.has_key('data'): | |
1109 | print("Updated user field for changelist %s to %s" % (changelist, newUser)) | |
1110 | return | |
1111 | die("Could not modify user field of changelist %s to %s" % (changelist, newUser)) | |
1112 | ||
1113 | def canChangeChangelists(self): | |
1114 | # check to see if we have p4 admin or super-user permissions, either of | |
1115 | # which are required to modify changelists. | |
1116 | results = p4CmdList(["protects", self.depotPath]) | |
1117 | for r in results: | |
1118 | if r.has_key('perm'): | |
1119 | if r['perm'] == 'admin': | |
1120 | return 1 | |
1121 | if r['perm'] == 'super': | |
1122 | return 1 | |
1123 | return 0 | |
1124 | ||
1125 | def prepareSubmitTemplate(self): | |
1126 | """Run "p4 change -o" to grab a change specification template. | |
1127 | This does not use "p4 -G", as it is nice to keep the submission | |
1128 | template in original order, since a human might edit it. | |
1129 | ||
1130 | Remove lines in the Files section that show changes to files | |
1131 | outside the depot path we're committing into.""" | |
1132 | ||
1133 | template = "" | |
1134 | inFilesSection = False | |
1135 | for line in p4_read_pipe_lines(['change', '-o']): | |
1136 | if line.endswith("\r\n"): | |
1137 | line = line[:-2] + "\n" | |
1138 | if inFilesSection: | |
1139 | if line.startswith("\t"): | |
1140 | # path starts and ends with a tab | |
1141 | path = line[1:] | |
1142 | lastTab = path.rfind("\t") | |
1143 | if lastTab != -1: | |
1144 | path = path[:lastTab] | |
1145 | if not p4PathStartsWith(path, self.depotPath): | |
1146 | continue | |
1147 | else: | |
1148 | inFilesSection = False | |
1149 | else: | |
1150 | if line.startswith("Files:"): | |
1151 | inFilesSection = True | |
1152 | ||
1153 | template += line | |
1154 | ||
1155 | return template | |
1156 | ||
1157 | def edit_template(self, template_file): | |
1158 | """Invoke the editor to let the user change the submission | |
1159 | message. Return true if okay to continue with the submit.""" | |
1160 | ||
1161 | # if configured to skip the editing part, just submit | |
1162 | if gitConfig("git-p4.skipSubmitEdit") == "true": | |
1163 | return True | |
1164 | ||
1165 | # look at the modification time, to check later if the user saved | |
1166 | # the file | |
1167 | mtime = os.stat(template_file).st_mtime | |
1168 | ||
1169 | # invoke the editor | |
1170 | if os.environ.has_key("P4EDITOR") and (os.environ.get("P4EDITOR") != ""): | |
1171 | editor = os.environ.get("P4EDITOR") | |
1172 | else: | |
1173 | editor = read_pipe("git var GIT_EDITOR").strip() | |
1174 | system(editor + " " + template_file) | |
1175 | ||
1176 | # If the file was not saved, prompt to see if this patch should | |
1177 | # be skipped. But skip this verification step if configured so. | |
1178 | if gitConfig("git-p4.skipSubmitEditCheck") == "true": | |
1179 | return True | |
1180 | ||
1181 | # modification time updated means user saved the file | |
1182 | if os.stat(template_file).st_mtime > mtime: | |
1183 | return True | |
1184 | ||
1185 | while True: | |
1186 | response = raw_input("Submit template unchanged. Submit anyway? [y]es, [n]o (skip this patch) ") | |
1187 | if response == 'y': | |
1188 | return True | |
1189 | if response == 'n': | |
1190 | return False | |
1191 | ||
1192 | def applyCommit(self, id): | |
1193 | """Apply one commit, return True if it succeeded.""" | |
1194 | ||
1195 | print "Applying", read_pipe(["git", "show", "-s", | |
1196 | "--format=format:%h %s", id]) | |
1197 | ||
1198 | (p4User, gitEmail) = self.p4UserForCommit(id) | |
1199 | ||
1200 | diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (self.diffOpts, id, id)) | |
1201 | filesToAdd = set() | |
1202 | filesToDelete = set() | |
1203 | editedFiles = set() | |
1204 | pureRenameCopy = set() | |
1205 | filesToChangeExecBit = {} | |
1206 | ||
1207 | for line in diff: | |
1208 | diff = parseDiffTreeEntry(line) | |
1209 | modifier = diff['status'] | |
1210 | path = diff['src'] | |
1211 | if modifier == "M": | |
1212 | p4_edit(path) | |
1213 | if isModeExecChanged(diff['src_mode'], diff['dst_mode']): | |
1214 | filesToChangeExecBit[path] = diff['dst_mode'] | |
1215 | editedFiles.add(path) | |
1216 | elif modifier == "A": | |
1217 | filesToAdd.add(path) | |
1218 | filesToChangeExecBit[path] = diff['dst_mode'] | |
1219 | if path in filesToDelete: | |
1220 | filesToDelete.remove(path) | |
1221 | elif modifier == "D": | |
1222 | filesToDelete.add(path) | |
1223 | if path in filesToAdd: | |
1224 | filesToAdd.remove(path) | |
1225 | elif modifier == "C": | |
1226 | src, dest = diff['src'], diff['dst'] | |
1227 | p4_integrate(src, dest) | |
1228 | pureRenameCopy.add(dest) | |
1229 | if diff['src_sha1'] != diff['dst_sha1']: | |
1230 | p4_edit(dest) | |
1231 | pureRenameCopy.discard(dest) | |
1232 | if isModeExecChanged(diff['src_mode'], diff['dst_mode']): | |
1233 | p4_edit(dest) | |
1234 | pureRenameCopy.discard(dest) | |
1235 | filesToChangeExecBit[dest] = diff['dst_mode'] | |
1236 | if self.isWindows: | |
1237 | # turn off read-only attribute | |
1238 | os.chmod(dest, stat.S_IWRITE) | |
1239 | os.unlink(dest) | |
1240 | editedFiles.add(dest) | |
1241 | elif modifier == "R": | |
1242 | src, dest = diff['src'], diff['dst'] | |
1243 | if self.p4HasMoveCommand: | |
1244 | p4_edit(src) # src must be open before move | |
1245 | p4_move(src, dest) # opens for (move/delete, move/add) | |
1246 | else: | |
1247 | p4_integrate(src, dest) | |
1248 | if diff['src_sha1'] != diff['dst_sha1']: | |
1249 | p4_edit(dest) | |
1250 | else: | |
1251 | pureRenameCopy.add(dest) | |
1252 | if isModeExecChanged(diff['src_mode'], diff['dst_mode']): | |
1253 | if not self.p4HasMoveCommand: | |
1254 | p4_edit(dest) # with move: already open, writable | |
1255 | filesToChangeExecBit[dest] = diff['dst_mode'] | |
1256 | if not self.p4HasMoveCommand: | |
1257 | if self.isWindows: | |
1258 | os.chmod(dest, stat.S_IWRITE) | |
1259 | os.unlink(dest) | |
1260 | filesToDelete.add(src) | |
1261 | editedFiles.add(dest) | |
1262 | else: | |
1263 | die("unknown modifier %s for %s" % (modifier, path)) | |
1264 | ||
1265 | diffcmd = "git format-patch -k --stdout \"%s^\"..\"%s\"" % (id, id) | |
1266 | patchcmd = diffcmd + " | git apply " | |
1267 | tryPatchCmd = patchcmd + "--check -" | |
1268 | applyPatchCmd = patchcmd + "--check --apply -" | |
1269 | patch_succeeded = True | |
1270 | ||
1271 | if os.system(tryPatchCmd) != 0: | |
1272 | fixed_rcs_keywords = False | |
1273 | patch_succeeded = False | |
1274 | print "Unfortunately applying the change failed!" | |
1275 | ||
1276 | # Patch failed, maybe it's just RCS keyword woes. Look through | |
1277 | # the patch to see if that's possible. | |
1278 | if gitConfig("git-p4.attemptRCSCleanup","--bool") == "true": | |
1279 | file = None | |
1280 | pattern = None | |
1281 | kwfiles = {} | |
1282 | for file in editedFiles | filesToDelete: | |
1283 | # did this file's delta contain RCS keywords? | |
1284 | pattern = p4_keywords_regexp_for_file(file) | |
1285 | ||
1286 | if pattern: | |
1287 | # this file is a possibility...look for RCS keywords. | |
1288 | regexp = re.compile(pattern, re.VERBOSE) | |
1289 | for line in read_pipe_lines(["git", "diff", "%s^..%s" % (id, id), file]): | |
1290 | if regexp.search(line): | |
1291 | if verbose: | |
1292 | print "got keyword match on %s in %s in %s" % (pattern, line, file) | |
1293 | kwfiles[file] = pattern | |
1294 | break | |
1295 | ||
1296 | for file in kwfiles: | |
1297 | if verbose: | |
1298 | print "zapping %s with %s" % (line,pattern) | |
1299 | # File is being deleted, so not open in p4. Must | |
1300 | # disable the read-only bit on windows. | |
1301 | if self.isWindows and file not in editedFiles: | |
1302 | os.chmod(file, stat.S_IWRITE) | |
1303 | self.patchRCSKeywords(file, kwfiles[file]) | |
1304 | fixed_rcs_keywords = True | |
1305 | ||
1306 | if fixed_rcs_keywords: | |
1307 | print "Retrying the patch with RCS keywords cleaned up" | |
1308 | if os.system(tryPatchCmd) == 0: | |
1309 | patch_succeeded = True | |
1310 | ||
1311 | if not patch_succeeded: | |
1312 | for f in editedFiles: | |
1313 | p4_revert(f) | |
1314 | return False | |
1315 | ||
1316 | # | |
1317 | # Apply the patch for real, and do add/delete/+x handling. | |
1318 | # | |
1319 | system(applyPatchCmd) | |
1320 | ||
1321 | for f in filesToAdd: | |
1322 | p4_add(f) | |
1323 | for f in filesToDelete: | |
1324 | p4_revert(f) | |
1325 | p4_delete(f) | |
1326 | ||
1327 | # Set/clear executable bits | |
1328 | for f in filesToChangeExecBit.keys(): | |
1329 | mode = filesToChangeExecBit[f] | |
1330 | setP4ExecBit(f, mode) | |
1331 | ||
1332 | # | |
1333 | # Build p4 change description, starting with the contents | |
1334 | # of the git commit message. | |
1335 | # | |
1336 | logMessage = extractLogMessageFromGitCommit(id) | |
1337 | logMessage = logMessage.strip() | |
1338 | (logMessage, jobs) = self.separate_jobs_from_description(logMessage) | |
1339 | ||
1340 | template = self.prepareSubmitTemplate() | |
1341 | submitTemplate = self.prepareLogMessage(template, logMessage, jobs) | |
1342 | ||
1343 | if self.preserveUser: | |
1344 | submitTemplate += "\n######## Actual user %s, modified after commit\n" % p4User | |
1345 | ||
1346 | if self.checkAuthorship and not self.p4UserIsMe(p4User): | |
1347 | submitTemplate += "######## git author %s does not match your p4 account.\n" % gitEmail | |
1348 | submitTemplate += "######## Use option --preserve-user to modify authorship.\n" | |
1349 | submitTemplate += "######## Variable git-p4.skipUserNameCheck hides this message.\n" | |
1350 | ||
1351 | separatorLine = "######## everything below this line is just the diff #######\n" | |
1352 | ||
1353 | # diff | |
1354 | if os.environ.has_key("P4DIFF"): | |
1355 | del(os.environ["P4DIFF"]) | |
1356 | diff = "" | |
1357 | for editedFile in editedFiles: | |
1358 | diff += p4_read_pipe(['diff', '-du', | |
1359 | wildcard_encode(editedFile)]) | |
1360 | ||
1361 | # new file diff | |
1362 | newdiff = "" | |
1363 | for newFile in filesToAdd: | |
1364 | newdiff += "==== new file ====\n" | |
1365 | newdiff += "--- /dev/null\n" | |
1366 | newdiff += "+++ %s\n" % newFile | |
1367 | f = open(newFile, "r") | |
1368 | for line in f.readlines(): | |
1369 | newdiff += "+" + line | |
1370 | f.close() | |
1371 | ||
1372 | # change description file: submitTemplate, separatorLine, diff, newdiff | |
1373 | (handle, fileName) = tempfile.mkstemp() | |
1374 | tmpFile = os.fdopen(handle, "w+") | |
1375 | if self.isWindows: | |
1376 | submitTemplate = submitTemplate.replace("\n", "\r\n") | |
1377 | separatorLine = separatorLine.replace("\n", "\r\n") | |
1378 | newdiff = newdiff.replace("\n", "\r\n") | |
1379 | tmpFile.write(submitTemplate + separatorLine + diff + newdiff) | |
1380 | tmpFile.close() | |
1381 | ||
1382 | if self.prepare_p4_only: | |
1383 | # | |
1384 | # Leave the p4 tree prepared, and the submit template around | |
1385 | # and let the user decide what to do next | |
1386 | # | |
1387 | ||
1388 | print "P4 workspace prepared for submission." | |
1389 | print "To submit or revert, go to client workspace" | |
1390 | print " " + self.clientPath | |
1391 | ||
1392 | print "To submit, use \"p4 submit\" to write a new description," | |
1393 | print "or \"p4 submit -i %s\" to use the one prepared by" \ | |
1394 | " \"git p4\"." % fileName | |
1395 | print "You can delete the file \"%s\" when finished." % fileName | |
1396 | ||
1397 | if self.preserveUser and p4User and not self.p4UserIsMe(p4User): | |
1398 | print "To preserve change ownership by user %s, you must\n" \ | |
1399 | "do \"p4 change -f <change>\" after submitting and\n" \ | |
1400 | "edit the User field." | |
1401 | if pureRenameCopy: | |
1402 | print "After submitting, renamed files must be re-synced." | |
1403 | print "Invoke \"p4 sync -f\" on each of these files:" | |
1404 | for f in pureRenameCopy: | |
1405 | print " " + f | |
1406 | ||
1407 | ||
1408 | print "To revert the changes, use \"p4 revert ...\", and delete" | |
1409 | print "the submit template file \"%s\"" % fileName | |
1410 | if filesToAdd: | |
1411 | print "Since the commit adds new files, they must be deleted:" | |
1412 | for f in filesToAdd: | |
1413 | print " " + f | |
1414 | ||
1415 | return True | |
1416 | ||
1417 | # | |
1418 | # Let the user edit the change description, then submit it. | |
1419 | # | |
1420 | if self.edit_template(fileName): | |
1421 | # read the edited message and submit | |
1422 | ret = True | |
1423 | tmpFile = open(fileName, "rb") | |
1424 | message = tmpFile.read() | |
1425 | tmpFile.close() | |
1426 | submitTemplate = message[:message.index(separatorLine)] | |
1427 | if self.isWindows: | |
1428 | submitTemplate = submitTemplate.replace("\r\n", "\n") | |
1429 | p4_write_pipe(['submit', '-i'], submitTemplate) | |
1430 | ||
1431 | if self.preserveUser: | |
1432 | if p4User: | |
1433 | # Get last changelist number. Cannot easily get it from | |
1434 | # the submit command output as the output is | |
1435 | # unmarshalled. | |
1436 | changelist = self.lastP4Changelist() | |
1437 | self.modifyChangelistUser(changelist, p4User) | |
1438 | ||
1439 | # The rename/copy happened by applying a patch that created a | |
1440 | # new file. This leaves it writable, which confuses p4. | |
1441 | for f in pureRenameCopy: | |
1442 | p4_sync(f, "-f") | |
1443 | ||
1444 | else: | |
1445 | # skip this patch | |
1446 | ret = False | |
1447 | print "Submission cancelled, undoing p4 changes." | |
1448 | for f in editedFiles: | |
1449 | p4_revert(f) | |
1450 | for f in filesToAdd: | |
1451 | p4_revert(f) | |
1452 | os.remove(f) | |
1453 | for f in filesToDelete: | |
1454 | p4_revert(f) | |
1455 | ||
1456 | os.remove(fileName) | |
1457 | return ret | |
1458 | ||
1459 | # Export git tags as p4 labels. Create a p4 label and then tag | |
1460 | # with that. | |
1461 | def exportGitTags(self, gitTags): | |
1462 | validLabelRegexp = gitConfig("git-p4.labelExportRegexp") | |
1463 | if len(validLabelRegexp) == 0: | |
1464 | validLabelRegexp = defaultLabelRegexp | |
1465 | m = re.compile(validLabelRegexp) | |
1466 | ||
1467 | for name in gitTags: | |
1468 | ||
1469 | if not m.match(name): | |
1470 | if verbose: | |
1471 | print "tag %s does not match regexp %s" % (name, validLabelRegexp) | |
1472 | continue | |
1473 | ||
1474 | # Get the p4 commit this corresponds to | |
1475 | logMessage = extractLogMessageFromGitCommit(name) | |
1476 | values = extractSettingsGitLog(logMessage) | |
1477 | ||
1478 | if not values.has_key('change'): | |
1479 | # a tag pointing to something not sent to p4; ignore | |
1480 | if verbose: | |
1481 | print "git tag %s does not give a p4 commit" % name | |
1482 | continue | |
1483 | else: | |
1484 | changelist = values['change'] | |
1485 | ||
1486 | # Get the tag details. | |
1487 | inHeader = True | |
1488 | isAnnotated = False | |
1489 | body = [] | |
1490 | for l in read_pipe_lines(["git", "cat-file", "-p", name]): | |
1491 | l = l.strip() | |
1492 | if inHeader: | |
1493 | if re.match(r'tag\s+', l): | |
1494 | isAnnotated = True | |
1495 | elif re.match(r'\s*$', l): | |
1496 | inHeader = False | |
1497 | continue | |
1498 | else: | |
1499 | body.append(l) | |
1500 | ||
1501 | if not isAnnotated: | |
1502 | body = ["lightweight tag imported by git p4\n"] | |
1503 | ||
1504 | # Create the label - use the same view as the client spec we are using | |
1505 | clientSpec = getClientSpec() | |
1506 | ||
1507 | labelTemplate = "Label: %s\n" % name | |
1508 | labelTemplate += "Description:\n" | |
1509 | for b in body: | |
1510 | labelTemplate += "\t" + b + "\n" | |
1511 | labelTemplate += "View:\n" | |
1512 | for mapping in clientSpec.mappings: | |
1513 | labelTemplate += "\t%s\n" % mapping.depot_side.path | |
1514 | ||
1515 | if self.dry_run: | |
1516 | print "Would create p4 label %s for tag" % name | |
1517 | elif self.prepare_p4_only: | |
1518 | print "Not creating p4 label %s for tag due to option" \ | |
1519 | " --prepare-p4-only" % name | |
1520 | else: | |
1521 | p4_write_pipe(["label", "-i"], labelTemplate) | |
1522 | ||
1523 | # Use the label | |
1524 | p4_system(["tag", "-l", name] + | |
1525 | ["%s@%s" % (mapping.depot_side.path, changelist) for mapping in clientSpec.mappings]) | |
1526 | ||
1527 | if verbose: | |
1528 | print "created p4 label for tag %s" % name | |
1529 | ||
1530 | def run(self, args): | |
1531 | if len(args) == 0: | |
1532 | self.master = currentGitBranch() | |
1533 | if len(self.master) == 0 or not gitBranchExists("refs/heads/%s" % self.master): | |
1534 | die("Detecting current git branch failed!") | |
1535 | elif len(args) == 1: | |
1536 | self.master = args[0] | |
1537 | if not branchExists(self.master): | |
1538 | die("Branch %s does not exist" % self.master) | |
1539 | else: | |
1540 | return False | |
1541 | ||
1542 | allowSubmit = gitConfig("git-p4.allowSubmit") | |
1543 | if len(allowSubmit) > 0 and not self.master in allowSubmit.split(","): | |
1544 | die("%s is not in git-p4.allowSubmit" % self.master) | |
1545 | ||
1546 | [upstream, settings] = findUpstreamBranchPoint() | |
1547 | self.depotPath = settings['depot-paths'][0] | |
1548 | if len(self.origin) == 0: | |
1549 | self.origin = upstream | |
1550 | ||
1551 | if self.preserveUser: | |
1552 | if not self.canChangeChangelists(): | |
1553 | die("Cannot preserve user names without p4 super-user or admin permissions") | |
1554 | ||
1555 | # if not set from the command line, try the config file | |
1556 | if self.conflict_behavior is None: | |
1557 | val = gitConfig("git-p4.conflict") | |
1558 | if val: | |
1559 | if val not in self.conflict_behavior_choices: | |
1560 | die("Invalid value '%s' for config git-p4.conflict" % val) | |
1561 | else: | |
1562 | val = "ask" | |
1563 | self.conflict_behavior = val | |
1564 | ||
1565 | if self.verbose: | |
1566 | print "Origin branch is " + self.origin | |
1567 | ||
1568 | if len(self.depotPath) == 0: | |
1569 | print "Internal error: cannot locate perforce depot path from existing branches" | |
1570 | sys.exit(128) | |
1571 | ||
1572 | self.useClientSpec = False | |
1573 | if gitConfig("git-p4.useclientspec", "--bool") == "true": | |
1574 | self.useClientSpec = True | |
1575 | if self.useClientSpec: | |
1576 | self.clientSpecDirs = getClientSpec() | |
1577 | ||
1578 | if self.useClientSpec: | |
1579 | # all files are relative to the client spec | |
1580 | self.clientPath = getClientRoot() | |
1581 | else: | |
1582 | self.clientPath = p4Where(self.depotPath) | |
1583 | ||
1584 | if self.clientPath == "": | |
1585 | die("Error: Cannot locate perforce checkout of %s in client view" % self.depotPath) | |
1586 | ||
1587 | print "Perforce checkout for depot path %s located at %s" % (self.depotPath, self.clientPath) | |
1588 | self.oldWorkingDirectory = os.getcwd() | |
1589 | ||
1590 | # ensure the clientPath exists | |
1591 | new_client_dir = False | |
1592 | if not os.path.exists(self.clientPath): | |
1593 | new_client_dir = True | |
1594 | os.makedirs(self.clientPath) | |
1595 | ||
1596 | chdir(self.clientPath) | |
1597 | if self.dry_run: | |
1598 | print "Would synchronize p4 checkout in %s" % self.clientPath | |
1599 | else: | |
1600 | print "Synchronizing p4 checkout..." | |
1601 | if new_client_dir: | |
1602 | # old one was destroyed, and maybe nobody told p4 | |
1603 | p4_sync("...", "-f") | |
1604 | else: | |
1605 | p4_sync("...") | |
1606 | self.check() | |
1607 | ||
1608 | commits = [] | |
1609 | for line in read_pipe_lines("git rev-list --no-merges %s..%s" % (self.origin, self.master)): | |
1610 | commits.append(line.strip()) | |
1611 | commits.reverse() | |
1612 | ||
1613 | if self.preserveUser or (gitConfig("git-p4.skipUserNameCheck") == "true"): | |
1614 | self.checkAuthorship = False | |
1615 | else: | |
1616 | self.checkAuthorship = True | |
1617 | ||
1618 | if self.preserveUser: | |
1619 | self.checkValidP4Users(commits) | |
1620 | ||
1621 | # | |
1622 | # Build up a set of options to be passed to diff when | |
1623 | # submitting each commit to p4. | |
1624 | # | |
1625 | if self.detectRenames: | |
1626 | # command-line -M arg | |
1627 | self.diffOpts = "-M" | |
1628 | else: | |
1629 | # If not explicitly set check the config variable | |
1630 | detectRenames = gitConfig("git-p4.detectRenames") | |
1631 | ||
1632 | if detectRenames.lower() == "false" or detectRenames == "": | |
1633 | self.diffOpts = "" | |
1634 | elif detectRenames.lower() == "true": | |
1635 | self.diffOpts = "-M" | |
1636 | else: | |
1637 | self.diffOpts = "-M%s" % detectRenames | |
1638 | ||
1639 | # no command-line arg for -C or --find-copies-harder, just | |
1640 | # config variables | |
1641 | detectCopies = gitConfig("git-p4.detectCopies") | |
1642 | if detectCopies.lower() == "false" or detectCopies == "": | |
1643 | pass | |
1644 | elif detectCopies.lower() == "true": | |
1645 | self.diffOpts += " -C" | |
1646 | else: | |
1647 | self.diffOpts += " -C%s" % detectCopies | |
1648 | ||
1649 | if gitConfig("git-p4.detectCopiesHarder", "--bool") == "true": | |
1650 | self.diffOpts += " --find-copies-harder" | |
1651 | ||
1652 | # | |
1653 | # Apply the commits, one at a time. On failure, ask if should | |
1654 | # continue to try the rest of the patches, or quit. | |
1655 | # | |
1656 | if self.dry_run: | |
1657 | print "Would apply" | |
1658 | applied = [] | |
1659 | last = len(commits) - 1 | |
1660 | for i, commit in enumerate(commits): | |
1661 | if self.dry_run: | |
1662 | print " ", read_pipe(["git", "show", "-s", | |
1663 | "--format=format:%h %s", commit]) | |
1664 | ok = True | |
1665 | else: | |
1666 | ok = self.applyCommit(commit) | |
1667 | if ok: | |
1668 | applied.append(commit) | |
1669 | else: | |
1670 | if self.prepare_p4_only and i < last: | |
1671 | print "Processing only the first commit due to option" \ | |
1672 | " --prepare-p4-only" | |
1673 | break | |
1674 | if i < last: | |
1675 | quit = False | |
1676 | while True: | |
1677 | # prompt for what to do, or use the option/variable | |
1678 | if self.conflict_behavior == "ask": | |
1679 | print "What do you want to do?" | |
1680 | response = raw_input("[s]kip this commit but apply" | |
1681 | " the rest, or [q]uit? ") | |
1682 | if not response: | |
1683 | continue | |
1684 | elif self.conflict_behavior == "skip": | |
1685 | response = "s" | |
1686 | elif self.conflict_behavior == "quit": | |
1687 | response = "q" | |
1688 | else: | |
1689 | die("Unknown conflict_behavior '%s'" % | |
1690 | self.conflict_behavior) | |
1691 | ||
1692 | if response[0] == "s": | |
1693 | print "Skipping this commit, but applying the rest" | |
1694 | break | |
1695 | if response[0] == "q": | |
1696 | print "Quitting" | |
1697 | quit = True | |
1698 | break | |
1699 | if quit: | |
1700 | break | |
1701 | ||
1702 | chdir(self.oldWorkingDirectory) | |
1703 | ||
1704 | if self.dry_run: | |
1705 | pass | |
1706 | elif self.prepare_p4_only: | |
1707 | pass | |
1708 | elif len(commits) == len(applied): | |
1709 | print "All commits applied!" | |
1710 | ||
1711 | sync = P4Sync() | |
1712 | if self.branch: | |
1713 | sync.branch = self.branch | |
1714 | sync.run([]) | |
1715 | ||
1716 | rebase = P4Rebase() | |
1717 | rebase.rebase() | |
1718 | ||
1719 | else: | |
1720 | if len(applied) == 0: | |
1721 | print "No commits applied." | |
1722 | else: | |
1723 | print "Applied only the commits marked with '*':" | |
1724 | for c in commits: | |
1725 | if c in applied: | |
1726 | star = "*" | |
1727 | else: | |
1728 | star = " " | |
1729 | print star, read_pipe(["git", "show", "-s", | |
1730 | "--format=format:%h %s", c]) | |
1731 | print "You will have to do 'git p4 sync' and rebase." | |
1732 | ||
1733 | if gitConfig("git-p4.exportLabels", "--bool") == "true": | |
1734 | self.exportLabels = True | |
1735 | ||
1736 | if self.exportLabels: | |
1737 | p4Labels = getP4Labels(self.depotPath) | |
1738 | gitTags = getGitTags() | |
1739 | ||
1740 | missingGitTags = gitTags - p4Labels | |
1741 | self.exportGitTags(missingGitTags) | |
1742 | ||
1743 | # exit with error unless everything applied perfecly | |
1744 | if len(commits) != len(applied): | |
1745 | sys.exit(1) | |
1746 | ||
1747 | return True | |
1748 | ||
1749 | class View(object): | |
1750 | """Represent a p4 view ("p4 help views"), and map files in a | |
1751 | repo according to the view.""" | |
1752 | ||
1753 | class Path(object): | |
1754 | """A depot or client path, possibly containing wildcards. | |
1755 | The only one supported is ... at the end, currently. | |
1756 | Initialize with the full path, with //depot or //client.""" | |
1757 | ||
1758 | def __init__(self, path, is_depot): | |
1759 | self.path = path | |
1760 | self.is_depot = is_depot | |
1761 | self.find_wildcards() | |
1762 | # remember the prefix bit, useful for relative mappings | |
1763 | m = re.match("(//[^/]+/)", self.path) | |
1764 | if not m: | |
1765 | die("Path %s does not start with //prefix/" % self.path) | |
1766 | prefix = m.group(1) | |
1767 | if not self.is_depot: | |
1768 | # strip //client/ on client paths | |
1769 | self.path = self.path[len(prefix):] | |
1770 | ||
1771 | def find_wildcards(self): | |
1772 | """Make sure wildcards are valid, and set up internal | |
1773 | variables.""" | |
1774 | ||
1775 | self.ends_triple_dot = False | |
1776 | # There are three wildcards allowed in p4 views | |
1777 | # (see "p4 help views"). This code knows how to | |
1778 | # handle "..." (only at the end), but cannot deal with | |
1779 | # "%%n" or "*". Only check the depot_side, as p4 should | |
1780 | # validate that the client_side matches too. | |
1781 | if re.search(r'%%[1-9]', self.path): | |
1782 | die("Can't handle %%n wildcards in view: %s" % self.path) | |
1783 | if self.path.find("*") >= 0: | |
1784 | die("Can't handle * wildcards in view: %s" % self.path) | |
1785 | triple_dot_index = self.path.find("...") | |
1786 | if triple_dot_index >= 0: | |
1787 | if triple_dot_index != len(self.path) - 3: | |
1788 | die("Can handle only single ... wildcard, at end: %s" % | |
1789 | self.path) | |
1790 | self.ends_triple_dot = True | |
1791 | ||
1792 | def ensure_compatible(self, other_path): | |
1793 | """Make sure the wildcards agree.""" | |
1794 | if self.ends_triple_dot != other_path.ends_triple_dot: | |
1795 | die("Both paths must end with ... if either does;\n" + | |
1796 | "paths: %s %s" % (self.path, other_path.path)) | |
1797 | ||
1798 | def match_wildcards(self, test_path): | |
1799 | """See if this test_path matches us, and fill in the value | |
1800 | of the wildcards if so. Returns a tuple of | |
1801 | (True|False, wildcards[]). For now, only the ... at end | |
1802 | is supported, so at most one wildcard.""" | |
1803 | if self.ends_triple_dot: | |
1804 | dotless = self.path[:-3] | |
1805 | if test_path.startswith(dotless): | |
1806 | wildcard = test_path[len(dotless):] | |
1807 | return (True, [ wildcard ]) | |
1808 | else: | |
1809 | if test_path == self.path: | |
1810 | return (True, []) | |
1811 | return (False, []) | |
1812 | ||
1813 | def match(self, test_path): | |
1814 | """Just return if it matches; don't bother with the wildcards.""" | |
1815 | b, _ = self.match_wildcards(test_path) | |
1816 | return b | |
1817 | ||
1818 | def fill_in_wildcards(self, wildcards): | |
1819 | """Return the relative path, with the wildcards filled in | |
1820 | if there are any.""" | |
1821 | if self.ends_triple_dot: | |
1822 | return self.path[:-3] + wildcards[0] | |
1823 | else: | |
1824 | return self.path | |
1825 | ||
1826 | class Mapping(object): | |
1827 | def __init__(self, depot_side, client_side, overlay, exclude): | |
1828 | # depot_side is without the trailing /... if it had one | |
1829 | self.depot_side = View.Path(depot_side, is_depot=True) | |
1830 | self.client_side = View.Path(client_side, is_depot=False) | |
1831 | self.overlay = overlay # started with "+" | |
1832 | self.exclude = exclude # started with "-" | |
1833 | assert not (self.overlay and self.exclude) | |
1834 | self.depot_side.ensure_compatible(self.client_side) | |
1835 | ||
1836 | def __str__(self): | |
1837 | c = " " | |
1838 | if self.overlay: | |
1839 | c = "+" | |
1840 | if self.exclude: | |
1841 | c = "-" | |
1842 | return "View.Mapping: %s%s -> %s" % \ | |
1843 | (c, self.depot_side.path, self.client_side.path) | |
1844 | ||
1845 | def map_depot_to_client(self, depot_path): | |
1846 | """Calculate the client path if using this mapping on the | |
1847 | given depot path; does not consider the effect of other | |
1848 | mappings in a view. Even excluded mappings are returned.""" | |
1849 | matches, wildcards = self.depot_side.match_wildcards(depot_path) | |
1850 | if not matches: | |
1851 | return "" | |
1852 | client_path = self.client_side.fill_in_wildcards(wildcards) | |
1853 | return client_path | |
1854 | ||
1855 | # | |
1856 | # View methods | |
1857 | # | |
1858 | def __init__(self): | |
1859 | self.mappings = [] | |
1860 | ||
1861 | def append(self, view_line): | |
1862 | """Parse a view line, splitting it into depot and client | |
1863 | sides. Append to self.mappings, preserving order.""" | |
1864 | ||
1865 | # Split the view line into exactly two words. P4 enforces | |
1866 | # structure on these lines that simplifies this quite a bit. | |
1867 | # | |
1868 | # Either or both words may be double-quoted. | |
1869 | # Single quotes do not matter. | |
1870 | # Double-quote marks cannot occur inside the words. | |
1871 | # A + or - prefix is also inside the quotes. | |
1872 | # There are no quotes unless they contain a space. | |
1873 | # The line is already white-space stripped. | |
1874 | # The two words are separated by a single space. | |
1875 | # | |
1876 | if view_line[0] == '"': | |
1877 | # First word is double quoted. Find its end. | |
1878 | close_quote_index = view_line.find('"', 1) | |
1879 | if close_quote_index <= 0: | |
1880 | die("No first-word closing quote found: %s" % view_line) | |
1881 | depot_side = view_line[1:close_quote_index] | |
1882 | # skip closing quote and space | |
1883 | rhs_index = close_quote_index + 1 + 1 | |
1884 | else: | |
1885 | space_index = view_line.find(" ") | |
1886 | if space_index <= 0: | |
1887 | die("No word-splitting space found: %s" % view_line) | |
1888 | depot_side = view_line[0:space_index] | |
1889 | rhs_index = space_index + 1 | |
1890 | ||
1891 | if view_line[rhs_index] == '"': | |
1892 | # Second word is double quoted. Make sure there is a | |
1893 | # double quote at the end too. | |
1894 | if not view_line.endswith('"'): | |
1895 | die("View line with rhs quote should end with one: %s" % | |
1896 | view_line) | |
1897 | # skip the quotes | |
1898 | client_side = view_line[rhs_index+1:-1] | |
1899 | else: | |
1900 | client_side = view_line[rhs_index:] | |
1901 | ||
1902 | # prefix + means overlay on previous mapping | |
1903 | overlay = False | |
1904 | if depot_side.startswith("+"): | |
1905 | overlay = True | |
1906 | depot_side = depot_side[1:] | |
1907 | ||
1908 | # prefix - means exclude this path | |
1909 | exclude = False | |
1910 | if depot_side.startswith("-"): | |
1911 | exclude = True | |
1912 | depot_side = depot_side[1:] | |
1913 | ||
1914 | m = View.Mapping(depot_side, client_side, overlay, exclude) | |
1915 | self.mappings.append(m) | |
1916 | ||
1917 | def map_in_client(self, depot_path): | |
1918 | """Return the relative location in the client where this | |
1919 | depot file should live. Returns "" if the file should | |
1920 | not be mapped in the client.""" | |
1921 | ||
1922 | paths_filled = [] | |
1923 | client_path = "" | |
1924 | ||
1925 | # look at later entries first | |
1926 | for m in self.mappings[::-1]: | |
1927 | ||
1928 | # see where will this path end up in the client | |
1929 | p = m.map_depot_to_client(depot_path) | |
1930 | ||
1931 | if p == "": | |
1932 | # Depot path does not belong in client. Must remember | |
1933 | # this, as previous items should not cause files to | |
1934 | # exist in this path either. Remember that the list is | |
1935 | # being walked from the end, which has higher precedence. | |
1936 | # Overlap mappings do not exclude previous mappings. | |
1937 | if not m.overlay: | |
1938 | paths_filled.append(m.client_side) | |
1939 | ||
1940 | else: | |
1941 | # This mapping matched; no need to search any further. | |
1942 | # But, the mapping could be rejected if the client path | |
1943 | # has already been claimed by an earlier mapping (i.e. | |
1944 | # one later in the list, which we are walking backwards). | |
1945 | already_mapped_in_client = False | |
1946 | for f in paths_filled: | |
1947 | # this is View.Path.match | |
1948 | if f.match(p): | |
1949 | already_mapped_in_client = True | |
1950 | break | |
1951 | if not already_mapped_in_client: | |
1952 | # Include this file, unless it is from a line that | |
1953 | # explicitly said to exclude it. | |
1954 | if not m.exclude: | |
1955 | client_path = p | |
1956 | ||
1957 | # a match, even if rejected, always stops the search | |
1958 | break | |
1959 | ||
1960 | return client_path | |
1961 | ||
1962 | class P4Sync(Command, P4UserMap): | |
1963 | delete_actions = ( "delete", "move/delete", "purge" ) | |
1964 | ||
1965 | def __init__(self): | |
1966 | Command.__init__(self) | |
1967 | P4UserMap.__init__(self) | |
1968 | self.options = [ | |
1969 | optparse.make_option("--branch", dest="branch"), | |
1970 | optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"), | |
1971 | optparse.make_option("--changesfile", dest="changesFile"), | |
1972 | optparse.make_option("--silent", dest="silent", action="store_true"), | |
1973 | optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"), | |
1974 | optparse.make_option("--import-labels", dest="importLabels", action="store_true"), | |
1975 | optparse.make_option("--import-local", dest="importIntoRemotes", action="store_false", | |
1976 | help="Import into refs/heads/ , not refs/remotes"), | |
1977 | optparse.make_option("--max-changes", dest="maxChanges"), | |
1978 | optparse.make_option("--keep-path", dest="keepRepoPath", action='store_true', | |
1979 | help="Keep entire BRANCH/DIR/SUBDIR prefix during import"), | |
1980 | optparse.make_option("--use-client-spec", dest="useClientSpec", action='store_true', | |
1981 | help="Only sync files that are included in the Perforce Client Spec") | |
1982 | ] | |
1983 | self.description = """Imports from Perforce into a git repository.\n | |
1984 | example: | |
1985 | //depot/my/project/ -- to import the current head | |
1986 | //depot/my/project/@all -- to import everything | |
1987 | //depot/my/project/@1,6 -- to import only from revision 1 to 6 | |
1988 | ||
1989 | (a ... is not needed in the path p4 specification, it's added implicitly)""" | |
1990 | ||
1991 | self.usage += " //depot/path[@revRange]" | |
1992 | self.silent = False | |
1993 | self.createdBranches = set() | |
1994 | self.committedChanges = set() | |
1995 | self.branch = "" | |
1996 | self.detectBranches = False | |
1997 | self.detectLabels = False | |
1998 | self.importLabels = False | |
1999 | self.changesFile = "" | |
2000 | self.syncWithOrigin = True | |
2001 | self.importIntoRemotes = True | |
2002 | self.maxChanges = "" | |
2003 | self.keepRepoPath = False | |
2004 | self.depotPaths = None | |
2005 | self.p4BranchesInGit = [] | |
2006 | self.cloneExclude = [] | |
2007 | self.useClientSpec = False | |
2008 | self.useClientSpec_from_options = False | |
2009 | self.clientSpecDirs = None | |
2010 | self.tempBranches = [] | |
2011 | self.tempBranchLocation = "git-p4-tmp" | |
2012 | ||
2013 | if gitConfig("git-p4.syncFromOrigin") == "false": | |
2014 | self.syncWithOrigin = False | |
2015 | ||
2016 | # Force a checkpoint in fast-import and wait for it to finish | |
2017 | def checkpoint(self): | |
2018 | self.gitStream.write("checkpoint\n\n") | |
2019 | self.gitStream.write("progress checkpoint\n\n") | |
2020 | out = self.gitOutput.readline() | |
2021 | if self.verbose: | |
2022 | print "checkpoint finished: " + out | |
2023 | ||
2024 | def extractFilesFromCommit(self, commit): | |
2025 | self.cloneExclude = [re.sub(r"\.\.\.$", "", path) | |
2026 | for path in self.cloneExclude] | |
2027 | files = [] | |
2028 | fnum = 0 | |
2029 | while commit.has_key("depotFile%s" % fnum): | |
2030 | path = commit["depotFile%s" % fnum] | |
2031 | ||
2032 | if [p for p in self.cloneExclude | |
2033 | if p4PathStartsWith(path, p)]: | |
2034 | found = False | |
2035 | else: | |
2036 | found = [p for p in self.depotPaths | |
2037 | if p4PathStartsWith(path, p)] | |
2038 | if not found: | |
2039 | fnum = fnum + 1 | |
2040 | continue | |
2041 | ||
2042 | file = {} | |
2043 | file["path"] = path | |
2044 | file["rev"] = commit["rev%s" % fnum] | |
2045 | file["action"] = commit["action%s" % fnum] | |
2046 | file["type"] = commit["type%s" % fnum] | |
2047 | files.append(file) | |
2048 | fnum = fnum + 1 | |
2049 | return files | |
2050 | ||
2051 | def stripRepoPath(self, path, prefixes): | |
2052 | """When streaming files, this is called to map a p4 depot path | |
2053 | to where it should go in git. The prefixes are either | |
2054 | self.depotPaths, or self.branchPrefixes in the case of | |
2055 | branch detection.""" | |
2056 | ||
2057 | if self.useClientSpec: | |
2058 | # branch detection moves files up a level (the branch name) | |
2059 | # from what client spec interpretation gives | |
2060 | path = self.clientSpecDirs.map_in_client(path) | |
2061 | if self.detectBranches: | |
2062 | for b in self.knownBranches: | |
2063 | if path.startswith(b + "/"): | |
2064 | path = path[len(b)+1:] | |
2065 | ||
2066 | elif self.keepRepoPath: | |
2067 | # Preserve everything in relative path name except leading | |
2068 | # //depot/; just look at first prefix as they all should | |
2069 | # be in the same depot. | |
2070 | depot = re.sub("^(//[^/]+/).*", r'\1', prefixes[0]) | |
2071 | if p4PathStartsWith(path, depot): | |
2072 | path = path[len(depot):] | |
2073 | ||
2074 | else: | |
2075 | for p in prefixes: | |
2076 | if p4PathStartsWith(path, p): | |
2077 | path = path[len(p):] | |
2078 | break | |
2079 | ||
2080 | path = wildcard_decode(path) | |
2081 | return path | |
2082 | ||
2083 | def splitFilesIntoBranches(self, commit): | |
2084 | """Look at each depotFile in the commit to figure out to what | |
2085 | branch it belongs.""" | |
2086 | ||
2087 | branches = {} | |
2088 | fnum = 0 | |
2089 | while commit.has_key("depotFile%s" % fnum): | |
2090 | path = commit["depotFile%s" % fnum] | |
2091 | found = [p for p in self.depotPaths | |
2092 | if p4PathStartsWith(path, p)] | |
2093 | if not found: | |
2094 | fnum = fnum + 1 | |
2095 | continue | |
2096 | ||
2097 | file = {} | |
2098 | file["path"] = path | |
2099 | file["rev"] = commit["rev%s" % fnum] | |
2100 | file["action"] = commit["action%s" % fnum] | |
2101 | file["type"] = commit["type%s" % fnum] | |
2102 | fnum = fnum + 1 | |
2103 | ||
2104 | # start with the full relative path where this file would | |
2105 | # go in a p4 client | |
2106 | if self.useClientSpec: | |
2107 | relPath = self.clientSpecDirs.map_in_client(path) | |
2108 | else: | |
2109 | relPath = self.stripRepoPath(path, self.depotPaths) | |
2110 | ||
2111 | for branch in self.knownBranches.keys(): | |
2112 | # add a trailing slash so that a commit into qt/4.2foo | |
2113 | # doesn't end up in qt/4.2, e.g. | |
2114 | if relPath.startswith(branch + "/"): | |
2115 | if branch not in branches: | |
2116 | branches[branch] = [] | |
2117 | branches[branch].append(file) | |
2118 | break | |
2119 | ||
2120 | return branches | |
2121 | ||
2122 | # output one file from the P4 stream | |
2123 | # - helper for streamP4Files | |
2124 | ||
2125 | def streamOneP4File(self, file, contents): | |
2126 | relPath = self.stripRepoPath(file['depotFile'], self.branchPrefixes) | |
2127 | if verbose: | |
2128 | sys.stderr.write("%s\n" % relPath) | |
2129 | ||
2130 | (type_base, type_mods) = split_p4_type(file["type"]) | |
2131 | ||
2132 | git_mode = "100644" | |
2133 | if "x" in type_mods: | |
2134 | git_mode = "100755" | |
2135 | if type_base == "symlink": | |
2136 | git_mode = "120000" | |
2137 | # p4 print on a symlink contains "target\n"; remove the newline | |
2138 | data = ''.join(contents) | |
2139 | contents = [data[:-1]] | |
2140 | ||
2141 | if type_base == "utf16": | |
2142 | # p4 delivers different text in the python output to -G | |
2143 | # than it does when using "print -o", or normal p4 client | |
2144 | # operations. utf16 is converted to ascii or utf8, perhaps. | |
2145 | # But ascii text saved as -t utf16 is completely mangled. | |
2146 | # Invoke print -o to get the real contents. | |
2147 | # | |
2148 | # On windows, the newlines will always be mangled by print, so put | |
2149 | # them back too. This is not needed to the cygwin windows version, | |
2150 | # just the native "NT" type. | |
2151 | # | |
2152 | text = p4_read_pipe(['print', '-q', '-o', '-', file['depotFile']]) | |
2153 | if p4_version_string().find("/NT") >= 0: | |
2154 | text = text.replace("\r\n", "\n") | |
2155 | contents = [ text ] | |
2156 | ||
2157 | if type_base == "apple": | |
2158 | # Apple filetype files will be streamed as a concatenation of | |
2159 | # its appledouble header and the contents. This is useless | |
2160 | # on both macs and non-macs. If using "print -q -o xx", it | |
2161 | # will create "xx" with the data, and "%xx" with the header. | |
2162 | # This is also not very useful. | |
2163 | # | |
2164 | # Ideally, someday, this script can learn how to generate | |
2165 | # appledouble files directly and import those to git, but | |
2166 | # non-mac machines can never find a use for apple filetype. | |
2167 | print "\nIgnoring apple filetype file %s" % file['depotFile'] | |
2168 | return | |
2169 | ||
2170 | # Note that we do not try to de-mangle keywords on utf16 files, | |
2171 | # even though in theory somebody may want that. | |
2172 | pattern = p4_keywords_regexp_for_type(type_base, type_mods) | |
2173 | if pattern: | |
2174 | regexp = re.compile(pattern, re.VERBOSE) | |
2175 | text = ''.join(contents) | |
2176 | text = regexp.sub(r'$\1$', text) | |
2177 | contents = [ text ] | |
2178 | ||
2179 | self.gitStream.write("M %s inline %s\n" % (git_mode, relPath)) | |
2180 | ||
2181 | # total length... | |
2182 | length = 0 | |
2183 | for d in contents: | |
2184 | length = length + len(d) | |
2185 | ||
2186 | self.gitStream.write("data %d\n" % length) | |
2187 | for d in contents: | |
2188 | self.gitStream.write(d) | |
2189 | self.gitStream.write("\n") | |
2190 | ||
2191 | def streamOneP4Deletion(self, file): | |
2192 | relPath = self.stripRepoPath(file['path'], self.branchPrefixes) | |
2193 | if verbose: | |
2194 | sys.stderr.write("delete %s\n" % relPath) | |
2195 | self.gitStream.write("D %s\n" % relPath) | |
2196 | ||
2197 | # handle another chunk of streaming data | |
2198 | def streamP4FilesCb(self, marshalled): | |
2199 | ||
2200 | # catch p4 errors and complain | |
2201 | err = None | |
2202 | if "code" in marshalled: | |
2203 | if marshalled["code"] == "error": | |
2204 | if "data" in marshalled: | |
2205 | err = marshalled["data"].rstrip() | |
2206 | if err: | |
2207 | f = None | |
2208 | if self.stream_have_file_info: | |
2209 | if "depotFile" in self.stream_file: | |
2210 | f = self.stream_file["depotFile"] | |
2211 | # force a failure in fast-import, else an empty | |
2212 | # commit will be made | |
2213 | self.gitStream.write("\n") | |
2214 | self.gitStream.write("die-now\n") | |
2215 | self.gitStream.close() | |
2216 | # ignore errors, but make sure it exits first | |
2217 | self.importProcess.wait() | |
2218 | if f: | |
2219 | die("Error from p4 print for %s: %s" % (f, err)) | |
2220 | else: | |
2221 | die("Error from p4 print: %s" % err) | |
2222 | ||
2223 | if marshalled.has_key('depotFile') and self.stream_have_file_info: | |
2224 | # start of a new file - output the old one first | |
2225 | self.streamOneP4File(self.stream_file, self.stream_contents) | |
2226 | self.stream_file = {} | |
2227 | self.stream_contents = [] | |
2228 | self.stream_have_file_info = False | |
2229 | ||
2230 | # pick up the new file information... for the | |
2231 | # 'data' field we need to append to our array | |
2232 | for k in marshalled.keys(): | |
2233 | if k == 'data': | |
2234 | self.stream_contents.append(marshalled['data']) | |
2235 | else: | |
2236 | self.stream_file[k] = marshalled[k] | |
2237 | ||
2238 | self.stream_have_file_info = True | |
2239 | ||
2240 | # Stream directly from "p4 files" into "git fast-import" | |
2241 | def streamP4Files(self, files): | |
2242 | filesForCommit = [] | |
2243 | filesToRead = [] | |
2244 | filesToDelete = [] | |
2245 | ||
2246 | for f in files: | |
2247 | # if using a client spec, only add the files that have | |
2248 | # a path in the client | |
2249 | if self.clientSpecDirs: | |
2250 | if self.clientSpecDirs.map_in_client(f['path']) == "": | |
2251 | continue | |
2252 | ||
2253 | filesForCommit.append(f) | |
2254 | if f['action'] in self.delete_actions: | |
2255 | filesToDelete.append(f) | |
2256 | else: | |
2257 | filesToRead.append(f) | |
2258 | ||
2259 | # deleted files... | |
2260 | for f in filesToDelete: | |
2261 | self.streamOneP4Deletion(f) | |
2262 | ||
2263 | if len(filesToRead) > 0: | |
2264 | self.stream_file = {} | |
2265 | self.stream_contents = [] | |
2266 | self.stream_have_file_info = False | |
2267 | ||
2268 | # curry self argument | |
2269 | def streamP4FilesCbSelf(entry): | |
2270 | self.streamP4FilesCb(entry) | |
2271 | ||
2272 | fileArgs = ['%s#%s' % (f['path'], f['rev']) for f in filesToRead] | |
2273 | ||
2274 | p4CmdList(["-x", "-", "print"], | |
2275 | stdin=fileArgs, | |
2276 | cb=streamP4FilesCbSelf) | |
2277 | ||
2278 | # do the last chunk | |
2279 | if self.stream_file.has_key('depotFile'): | |
2280 | self.streamOneP4File(self.stream_file, self.stream_contents) | |
2281 | ||
2282 | def make_email(self, userid): | |
2283 | if userid in self.users: | |
2284 | return self.users[userid] | |
2285 | else: | |
2286 | return "%s <a@b>" % userid | |
2287 | ||
2288 | # Stream a p4 tag | |
2289 | def streamTag(self, gitStream, labelName, labelDetails, commit, epoch): | |
2290 | if verbose: | |
2291 | print "writing tag %s for commit %s" % (labelName, commit) | |
2292 | gitStream.write("tag %s\n" % labelName) | |
2293 | gitStream.write("from %s\n" % commit) | |
2294 | ||
2295 | if labelDetails.has_key('Owner'): | |
2296 | owner = labelDetails["Owner"] | |
2297 | else: | |
2298 | owner = None | |
2299 | ||
2300 | # Try to use the owner of the p4 label, or failing that, | |
2301 | # the current p4 user id. | |
2302 | if owner: | |
2303 | email = self.make_email(owner) | |
2304 | else: | |
2305 | email = self.make_email(self.p4UserId()) | |
2306 | tagger = "%s %s %s" % (email, epoch, self.tz) | |
2307 | ||
2308 | gitStream.write("tagger %s\n" % tagger) | |
2309 | ||
2310 | print "labelDetails=",labelDetails | |
2311 | if labelDetails.has_key('Description'): | |
2312 | description = labelDetails['Description'] | |
2313 | else: | |
2314 | description = 'Label from git p4' | |
2315 | ||
2316 | gitStream.write("data %d\n" % len(description)) | |
2317 | gitStream.write(description) | |
2318 | gitStream.write("\n") | |
2319 | ||
2320 | def commit(self, details, files, branch, parent = ""): | |
2321 | epoch = details["time"] | |
2322 | author = details["user"] | |
2323 | ||
2324 | if self.verbose: | |
2325 | print "commit into %s" % branch | |
2326 | ||
2327 | # start with reading files; if that fails, we should not | |
2328 | # create a commit. | |
2329 | new_files = [] | |
2330 | for f in files: | |
2331 | if [p for p in self.branchPrefixes if p4PathStartsWith(f['path'], p)]: | |
2332 | new_files.append (f) | |
2333 | else: | |
2334 | sys.stderr.write("Ignoring file outside of prefix: %s\n" % f['path']) | |
2335 | ||
2336 | self.gitStream.write("commit %s\n" % branch) | |
2337 | # gitStream.write("mark :%s\n" % details["change"]) | |
2338 | self.committedChanges.add(int(details["change"])) | |
2339 | committer = "" | |
2340 | if author not in self.users: | |
2341 | self.getUserMapFromPerforceServer() | |
2342 | committer = "%s %s %s" % (self.make_email(author), epoch, self.tz) | |
2343 | ||
2344 | self.gitStream.write("committer %s\n" % committer) | |
2345 | ||
2346 | self.gitStream.write("data <<EOT\n") | |
2347 | self.gitStream.write(details["desc"]) | |
2348 | self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s" % | |
2349 | (','.join(self.branchPrefixes), details["change"])) | |
2350 | if len(details['options']) > 0: | |
2351 | self.gitStream.write(": options = %s" % details['options']) | |
2352 | self.gitStream.write("]\nEOT\n\n") | |
2353 | ||
2354 | if len(parent) > 0: | |
2355 | if self.verbose: | |
2356 | print "parent %s" % parent | |
2357 | self.gitStream.write("from %s\n" % parent) | |
2358 | ||
2359 | self.streamP4Files(new_files) | |
2360 | self.gitStream.write("\n") | |
2361 | ||
2362 | change = int(details["change"]) | |
2363 | ||
2364 | if self.labels.has_key(change): | |
2365 | label = self.labels[change] | |
2366 | labelDetails = label[0] | |
2367 | labelRevisions = label[1] | |
2368 | if self.verbose: | |
2369 | print "Change %s is labelled %s" % (change, labelDetails) | |
2370 | ||
2371 | files = p4CmdList(["files"] + ["%s...@%s" % (p, change) | |
2372 | for p in self.branchPrefixes]) | |
2373 | ||
2374 | if len(files) == len(labelRevisions): | |
2375 | ||
2376 | cleanedFiles = {} | |
2377 | for info in files: | |
2378 | if info["action"] in self.delete_actions: | |
2379 | continue | |
2380 | cleanedFiles[info["depotFile"]] = info["rev"] | |
2381 | ||
2382 | if cleanedFiles == labelRevisions: | |
2383 | self.streamTag(self.gitStream, 'tag_%s' % labelDetails['label'], labelDetails, branch, epoch) | |
2384 | ||
2385 | else: | |
2386 | if not self.silent: | |
2387 | print ("Tag %s does not match with change %s: files do not match." | |
2388 | % (labelDetails["label"], change)) | |
2389 | ||
2390 | else: | |
2391 | if not self.silent: | |
2392 | print ("Tag %s does not match with change %s: file count is different." | |
2393 | % (labelDetails["label"], change)) | |
2394 | ||
2395 | # Build a dictionary of changelists and labels, for "detect-labels" option. | |
2396 | def getLabels(self): | |
2397 | self.labels = {} | |
2398 | ||
2399 | l = p4CmdList(["labels"] + ["%s..." % p for p in self.depotPaths]) | |
2400 | if len(l) > 0 and not self.silent: | |
2401 | print "Finding files belonging to labels in %s" % `self.depotPaths` | |
2402 | ||
2403 | for output in l: | |
2404 | label = output["label"] | |
2405 | revisions = {} | |
2406 | newestChange = 0 | |
2407 | if self.verbose: | |
2408 | print "Querying files for label %s" % label | |
2409 | for file in p4CmdList(["files"] + | |
2410 | ["%s...@%s" % (p, label) | |
2411 | for p in self.depotPaths]): | |
2412 | revisions[file["depotFile"]] = file["rev"] | |
2413 | change = int(file["change"]) | |
2414 | if change > newestChange: | |
2415 | newestChange = change | |
2416 | ||
2417 | self.labels[newestChange] = [output, revisions] | |
2418 | ||
2419 | if self.verbose: | |
2420 | print "Label changes: %s" % self.labels.keys() | |
2421 | ||
2422 | # Import p4 labels as git tags. A direct mapping does not | |
2423 | # exist, so assume that if all the files are at the same revision | |
2424 | # then we can use that, or it's something more complicated we should | |
2425 | # just ignore. | |
2426 | def importP4Labels(self, stream, p4Labels): | |
2427 | if verbose: | |
2428 | print "import p4 labels: " + ' '.join(p4Labels) | |
2429 | ||
2430 | ignoredP4Labels = gitConfigList("git-p4.ignoredP4Labels") | |
2431 | validLabelRegexp = gitConfig("git-p4.labelImportRegexp") | |
2432 | if len(validLabelRegexp) == 0: | |
2433 | validLabelRegexp = defaultLabelRegexp | |
2434 | m = re.compile(validLabelRegexp) | |
2435 | ||
2436 | for name in p4Labels: | |
2437 | commitFound = False | |
2438 | ||
2439 | if not m.match(name): | |
2440 | if verbose: | |
2441 | print "label %s does not match regexp %s" % (name,validLabelRegexp) | |
2442 | continue | |
2443 | ||
2444 | if name in ignoredP4Labels: | |
2445 | continue | |
2446 | ||
2447 | labelDetails = p4CmdList(['label', "-o", name])[0] | |
2448 | ||
2449 | # get the most recent changelist for each file in this label | |
2450 | change = p4Cmd(["changes", "-m", "1"] + ["%s...@%s" % (p, name) | |
2451 | for p in self.depotPaths]) | |
2452 | ||
2453 | if change.has_key('change'): | |
2454 | # find the corresponding git commit; take the oldest commit | |
2455 | changelist = int(change['change']) | |
2456 | gitCommit = read_pipe(["git", "rev-list", "--max-count=1", | |
2457 | "--reverse", ":/\[git-p4:.*change = %d\]" % changelist]) | |
2458 | if len(gitCommit) == 0: | |
2459 | print "could not find git commit for changelist %d" % changelist | |
2460 | else: | |
2461 | gitCommit = gitCommit.strip() | |
2462 | commitFound = True | |
2463 | # Convert from p4 time format | |
2464 | try: | |
2465 | tmwhen = time.strptime(labelDetails['Update'], "%Y/%m/%d %H:%M:%S") | |
2466 | except ValueError: | |
2467 | print "Could not convert label time %s" % labelDetails['Update'] | |
2468 | tmwhen = 1 | |
2469 | ||
2470 | when = int(time.mktime(tmwhen)) | |
2471 | self.streamTag(stream, name, labelDetails, gitCommit, when) | |
2472 | if verbose: | |
2473 | print "p4 label %s mapped to git commit %s" % (name, gitCommit) | |
2474 | else: | |
2475 | if verbose: | |
2476 | print "Label %s has no changelists - possibly deleted?" % name | |
2477 | ||
2478 | if not commitFound: | |
2479 | # We can't import this label; don't try again as it will get very | |
2480 | # expensive repeatedly fetching all the files for labels that will | |
2481 | # never be imported. If the label is moved in the future, the | |
2482 | # ignore will need to be removed manually. | |
2483 | system(["git", "config", "--add", "git-p4.ignoredP4Labels", name]) | |
2484 | ||
2485 | def guessProjectName(self): | |
2486 | for p in self.depotPaths: | |
2487 | if p.endswith("/"): | |
2488 | p = p[:-1] | |
2489 | p = p[p.strip().rfind("/") + 1:] | |
2490 | if not p.endswith("/"): | |
2491 | p += "/" | |
2492 | return p | |
2493 | ||
2494 | def getBranchMapping(self): | |
2495 | lostAndFoundBranches = set() | |
2496 | ||
2497 | user = gitConfig("git-p4.branchUser") | |
2498 | if len(user) > 0: | |
2499 | command = "branches -u %s" % user | |
2500 | else: | |
2501 | command = "branches" | |
2502 | ||
2503 | for info in p4CmdList(command): | |
2504 | details = p4Cmd(["branch", "-o", info["branch"]]) | |
2505 | viewIdx = 0 | |
2506 | while details.has_key("View%s" % viewIdx): | |
2507 | paths = details["View%s" % viewIdx].split(" ") | |
2508 | viewIdx = viewIdx + 1 | |
2509 | # require standard //depot/foo/... //depot/bar/... mapping | |
2510 | if len(paths) != 2 or not paths[0].endswith("/...") or not paths[1].endswith("/..."): | |
2511 | continue | |
2512 | source = paths[0] | |
2513 | destination = paths[1] | |
2514 | ## HACK | |
2515 | if p4PathStartsWith(source, self.depotPaths[0]) and p4PathStartsWith(destination, self.depotPaths[0]): | |
2516 | source = source[len(self.depotPaths[0]):-4] | |
2517 | destination = destination[len(self.depotPaths[0]):-4] | |
2518 | ||
2519 | if destination in self.knownBranches: | |
2520 | if not self.silent: | |
2521 | print "p4 branch %s defines a mapping from %s to %s" % (info["branch"], source, destination) | |
2522 | print "but there exists another mapping from %s to %s already!" % (self.knownBranches[destination], destination) | |
2523 | continue | |
2524 | ||
2525 | self.knownBranches[destination] = source | |
2526 | ||
2527 | lostAndFoundBranches.discard(destination) | |
2528 | ||
2529 | if source not in self.knownBranches: | |
2530 | lostAndFoundBranches.add(source) | |
2531 | ||
2532 | # Perforce does not strictly require branches to be defined, so we also | |
2533 | # check git config for a branch list. | |
2534 | # | |
2535 | # Example of branch definition in git config file: | |
2536 | # [git-p4] | |
2537 | # branchList=main:branchA | |
2538 | # branchList=main:branchB | |
2539 | # branchList=branchA:branchC | |
2540 | configBranches = gitConfigList("git-p4.branchList") | |
2541 | for branch in configBranches: | |
2542 | if branch: | |
2543 | (source, destination) = branch.split(":") | |
2544 | self.knownBranches[destination] = source | |
2545 | ||
2546 | lostAndFoundBranches.discard(destination) | |
2547 | ||
2548 | if source not in self.knownBranches: | |
2549 | lostAndFoundBranches.add(source) | |
2550 | ||
2551 | ||
2552 | for branch in lostAndFoundBranches: | |
2553 | self.knownBranches[branch] = branch | |
2554 | ||
2555 | def getBranchMappingFromGitBranches(self): | |
2556 | branches = p4BranchesInGit(self.importIntoRemotes) | |
2557 | for branch in branches.keys(): | |
2558 | if branch == "master": | |
2559 | branch = "main" | |
2560 | else: | |
2561 | branch = branch[len(self.projectName):] | |
2562 | self.knownBranches[branch] = branch | |
2563 | ||
2564 | def updateOptionDict(self, d): | |
2565 | option_keys = {} | |
2566 | if self.keepRepoPath: | |
2567 | option_keys['keepRepoPath'] = 1 | |
2568 | ||
2569 | d["options"] = ' '.join(sorted(option_keys.keys())) | |
2570 | ||
2571 | def readOptions(self, d): | |
2572 | self.keepRepoPath = (d.has_key('options') | |
2573 | and ('keepRepoPath' in d['options'])) | |
2574 | ||
2575 | def gitRefForBranch(self, branch): | |
2576 | if branch == "main": | |
2577 | return self.refPrefix + "master" | |
2578 | ||
2579 | if len(branch) <= 0: | |
2580 | return branch | |
2581 | ||
2582 | return self.refPrefix + self.projectName + branch | |
2583 | ||
2584 | def gitCommitByP4Change(self, ref, change): | |
2585 | if self.verbose: | |
2586 | print "looking in ref " + ref + " for change %s using bisect..." % change | |
2587 | ||
2588 | earliestCommit = "" | |
2589 | latestCommit = parseRevision(ref) | |
2590 | ||
2591 | while True: | |
2592 | if self.verbose: | |
2593 | print "trying: earliest %s latest %s" % (earliestCommit, latestCommit) | |
2594 | next = read_pipe("git rev-list --bisect %s %s" % (latestCommit, earliestCommit)).strip() | |
2595 | if len(next) == 0: | |
2596 | if self.verbose: | |
2597 | print "argh" | |
2598 | return "" | |
2599 | log = extractLogMessageFromGitCommit(next) | |
2600 | settings = extractSettingsGitLog(log) | |
2601 | currentChange = int(settings['change']) | |
2602 | if self.verbose: | |
2603 | print "current change %s" % currentChange | |
2604 | ||
2605 | if currentChange == change: | |
2606 | if self.verbose: | |
2607 | print "found %s" % next | |
2608 | return next | |
2609 | ||
2610 | if currentChange < change: | |
2611 | earliestCommit = "^%s" % next | |
2612 | else: | |
2613 | latestCommit = "%s" % next | |
2614 | ||
2615 | return "" | |
2616 | ||
2617 | def importNewBranch(self, branch, maxChange): | |
2618 | # make fast-import flush all changes to disk and update the refs using the checkpoint | |
2619 | # command so that we can try to find the branch parent in the git history | |
2620 | self.gitStream.write("checkpoint\n\n"); | |
2621 | self.gitStream.flush(); | |
2622 | branchPrefix = self.depotPaths[0] + branch + "/" | |
2623 | range = "@1,%s" % maxChange | |
2624 | #print "prefix" + branchPrefix | |
2625 | changes = p4ChangesForPaths([branchPrefix], range) | |
2626 | if len(changes) <= 0: | |
2627 | return False | |
2628 | firstChange = changes[0] | |
2629 | #print "first change in branch: %s" % firstChange | |
2630 | sourceBranch = self.knownBranches[branch] | |
2631 | sourceDepotPath = self.depotPaths[0] + sourceBranch | |
2632 | sourceRef = self.gitRefForBranch(sourceBranch) | |
2633 | #print "source " + sourceBranch | |
2634 | ||
2635 | branchParentChange = int(p4Cmd(["changes", "-m", "1", "%s...@1,%s" % (sourceDepotPath, firstChange)])["change"]) | |
2636 | #print "branch parent: %s" % branchParentChange | |
2637 | gitParent = self.gitCommitByP4Change(sourceRef, branchParentChange) | |
2638 | if len(gitParent) > 0: | |
2639 | self.initialParents[self.gitRefForBranch(branch)] = gitParent | |
2640 | #print "parent git commit: %s" % gitParent | |
2641 | ||
2642 | self.importChanges(changes) | |
2643 | return True | |
2644 | ||
2645 | def searchParent(self, parent, branch, target): | |
2646 | parentFound = False | |
2647 | for blob in read_pipe_lines(["git", "rev-list", "--reverse", "--no-merges", parent]): | |
2648 | blob = blob.strip() | |
2649 | if len(read_pipe(["git", "diff-tree", blob, target])) == 0: | |
2650 | parentFound = True | |
2651 | if self.verbose: | |
2652 | print "Found parent of %s in commit %s" % (branch, blob) | |
2653 | break | |
2654 | if parentFound: | |
2655 | return blob | |
2656 | else: | |
2657 | return None | |
2658 | ||
2659 | def importChanges(self, changes): | |
2660 | cnt = 1 | |
2661 | for change in changes: | |
2662 | description = p4_describe(change) | |
2663 | self.updateOptionDict(description) | |
2664 | ||
2665 | if not self.silent: | |
2666 | sys.stdout.write("\rImporting revision %s (%s%%)" % (change, cnt * 100 / len(changes))) | |
2667 | sys.stdout.flush() | |
2668 | cnt = cnt + 1 | |
2669 | ||
2670 | try: | |
2671 | if self.detectBranches: | |
2672 | branches = self.splitFilesIntoBranches(description) | |
2673 | for branch in branches.keys(): | |
2674 | ## HACK --hwn | |
2675 | branchPrefix = self.depotPaths[0] + branch + "/" | |
2676 | self.branchPrefixes = [ branchPrefix ] | |
2677 | ||
2678 | parent = "" | |
2679 | ||
2680 | filesForCommit = branches[branch] | |
2681 | ||
2682 | if self.verbose: | |
2683 | print "branch is %s" % branch | |
2684 | ||
2685 | self.updatedBranches.add(branch) | |
2686 | ||
2687 | if branch not in self.createdBranches: | |
2688 | self.createdBranches.add(branch) | |
2689 | parent = self.knownBranches[branch] | |
2690 | if parent == branch: | |
2691 | parent = "" | |
2692 | else: | |
2693 | fullBranch = self.projectName + branch | |
2694 | if fullBranch not in self.p4BranchesInGit: | |
2695 | if not self.silent: | |
2696 | print("\n Importing new branch %s" % fullBranch); | |
2697 | if self.importNewBranch(branch, change - 1): | |
2698 | parent = "" | |
2699 | self.p4BranchesInGit.append(fullBranch) | |
2700 | if not self.silent: | |
2701 | print("\n Resuming with change %s" % change); | |
2702 | ||
2703 | if self.verbose: | |
2704 | print "parent determined through known branches: %s" % parent | |
2705 | ||
2706 | branch = self.gitRefForBranch(branch) | |
2707 | parent = self.gitRefForBranch(parent) | |
2708 | ||
2709 | if self.verbose: | |
2710 | print "looking for initial parent for %s; current parent is %s" % (branch, parent) | |
2711 | ||
2712 | if len(parent) == 0 and branch in self.initialParents: | |
2713 | parent = self.initialParents[branch] | |
2714 | del self.initialParents[branch] | |
2715 | ||
2716 | blob = None | |
2717 | if len(parent) > 0: | |
2718 | tempBranch = "%s/%d" % (self.tempBranchLocation, change) | |
2719 | if self.verbose: | |
2720 | print "Creating temporary branch: " + tempBranch | |
2721 | self.commit(description, filesForCommit, tempBranch) | |
2722 | self.tempBranches.append(tempBranch) | |
2723 | self.checkpoint() | |
2724 | blob = self.searchParent(parent, branch, tempBranch) | |
2725 | if blob: | |
2726 | self.commit(description, filesForCommit, branch, blob) | |
2727 | else: | |
2728 | if self.verbose: | |
2729 | print "Parent of %s not found. Committing into head of %s" % (branch, parent) | |
2730 | self.commit(description, filesForCommit, branch, parent) | |
2731 | else: | |
2732 | files = self.extractFilesFromCommit(description) | |
2733 | self.commit(description, files, self.branch, | |
2734 | self.initialParent) | |
2735 | # only needed once, to connect to the previous commit | |
2736 | self.initialParent = "" | |
2737 | except IOError: | |
2738 | print self.gitError.read() | |
2739 | sys.exit(1) | |
2740 | ||
2741 | def importHeadRevision(self, revision): | |
2742 | print "Doing initial import of %s from revision %s into %s" % (' '.join(self.depotPaths), revision, self.branch) | |
2743 | ||
2744 | details = {} | |
2745 | details["user"] = "git perforce import user" | |
2746 | details["desc"] = ("Initial import of %s from the state at revision %s\n" | |
2747 | % (' '.join(self.depotPaths), revision)) | |
2748 | details["change"] = revision | |
2749 | newestRevision = 0 | |
2750 | ||
2751 | fileCnt = 0 | |
2752 | fileArgs = ["%s...%s" % (p,revision) for p in self.depotPaths] | |
2753 | ||
2754 | for info in p4CmdList(["files"] + fileArgs): | |
2755 | ||
2756 | if 'code' in info and info['code'] == 'error': | |
2757 | sys.stderr.write("p4 returned an error: %s\n" | |
2758 | % info['data']) | |
2759 | if info['data'].find("must refer to client") >= 0: | |
2760 | sys.stderr.write("This particular p4 error is misleading.\n") | |
2761 | sys.stderr.write("Perhaps the depot path was misspelled.\n"); | |
2762 | sys.stderr.write("Depot path: %s\n" % " ".join(self.depotPaths)) | |
2763 | sys.exit(1) | |
2764 | if 'p4ExitCode' in info: | |
2765 | sys.stderr.write("p4 exitcode: %s\n" % info['p4ExitCode']) | |
2766 | sys.exit(1) | |
2767 | ||
2768 | ||
2769 | change = int(info["change"]) | |
2770 | if change > newestRevision: | |
2771 | newestRevision = change | |
2772 | ||
2773 | if info["action"] in self.delete_actions: | |
2774 | # don't increase the file cnt, otherwise details["depotFile123"] will have gaps! | |
2775 | #fileCnt = fileCnt + 1 | |
2776 | continue | |
2777 | ||
2778 | for prop in ["depotFile", "rev", "action", "type" ]: | |
2779 | details["%s%s" % (prop, fileCnt)] = info[prop] | |
2780 | ||
2781 | fileCnt = fileCnt + 1 | |
2782 | ||
2783 | details["change"] = newestRevision | |
2784 | ||
2785 | # Use time from top-most change so that all git p4 clones of | |
2786 | # the same p4 repo have the same commit SHA1s. | |
2787 | res = p4_describe(newestRevision) | |
2788 | details["time"] = res["time"] | |
2789 | ||
2790 | self.updateOptionDict(details) | |
2791 | try: | |
2792 | self.commit(details, self.extractFilesFromCommit(details), self.branch) | |
2793 | except IOError: | |
2794 | print "IO error with git fast-import. Is your git version recent enough?" | |
2795 | print self.gitError.read() | |
2796 | ||
2797 | ||
2798 | def run(self, args): | |
2799 | self.depotPaths = [] | |
2800 | self.changeRange = "" | |
2801 | self.previousDepotPaths = [] | |
2802 | self.hasOrigin = False | |
2803 | ||
2804 | # map from branch depot path to parent branch | |
2805 | self.knownBranches = {} | |
2806 | self.initialParents = {} | |
2807 | ||
2808 | if self.importIntoRemotes: | |
2809 | self.refPrefix = "refs/remotes/p4/" | |
2810 | else: | |
2811 | self.refPrefix = "refs/heads/p4/" | |
2812 | ||
2813 | if self.syncWithOrigin: | |
2814 | self.hasOrigin = originP4BranchesExist() | |
2815 | if self.hasOrigin: | |
2816 | if not self.silent: | |
2817 | print 'Syncing with origin first, using "git fetch origin"' | |
2818 | system("git fetch origin") | |
2819 | ||
2820 | branch_arg_given = bool(self.branch) | |
2821 | if len(self.branch) == 0: | |
2822 | self.branch = self.refPrefix + "master" | |
2823 | if gitBranchExists("refs/heads/p4") and self.importIntoRemotes: | |
2824 | system("git update-ref %s refs/heads/p4" % self.branch) | |
2825 | system("git branch -D p4") | |
2826 | ||
2827 | # accept either the command-line option, or the configuration variable | |
2828 | if self.useClientSpec: | |
2829 | # will use this after clone to set the variable | |
2830 | self.useClientSpec_from_options = True | |
2831 | else: | |
2832 | if gitConfig("git-p4.useclientspec", "--bool") == "true": | |
2833 | self.useClientSpec = True | |
2834 | if self.useClientSpec: | |
2835 | self.clientSpecDirs = getClientSpec() | |
2836 | ||
2837 | # TODO: should always look at previous commits, | |
2838 | # merge with previous imports, if possible. | |
2839 | if args == []: | |
2840 | if self.hasOrigin: | |
2841 | createOrUpdateBranchesFromOrigin(self.refPrefix, self.silent) | |
2842 | ||
2843 | # branches holds mapping from branch name to sha1 | |
2844 | branches = p4BranchesInGit(self.importIntoRemotes) | |
2845 | ||
2846 | # restrict to just this one, disabling detect-branches | |
2847 | if branch_arg_given: | |
2848 | short = self.branch.split("/")[-1] | |
2849 | if short in branches: | |
2850 | self.p4BranchesInGit = [ short ] | |
2851 | else: | |
2852 | self.p4BranchesInGit = branches.keys() | |
2853 | ||
2854 | if len(self.p4BranchesInGit) > 1: | |
2855 | if not self.silent: | |
2856 | print "Importing from/into multiple branches" | |
2857 | self.detectBranches = True | |
2858 | for branch in branches.keys(): | |
2859 | self.initialParents[self.refPrefix + branch] = \ | |
2860 | branches[branch] | |
2861 | ||
2862 | if self.verbose: | |
2863 | print "branches: %s" % self.p4BranchesInGit | |
2864 | ||
2865 | p4Change = 0 | |
2866 | for branch in self.p4BranchesInGit: | |
2867 | logMsg = extractLogMessageFromGitCommit(self.refPrefix + branch) | |
2868 | ||
2869 | settings = extractSettingsGitLog(logMsg) | |
2870 | ||
2871 | self.readOptions(settings) | |
2872 | if (settings.has_key('depot-paths') | |
2873 | and settings.has_key ('change')): | |
2874 | change = int(settings['change']) + 1 | |
2875 | p4Change = max(p4Change, change) | |
2876 | ||
2877 | depotPaths = sorted(settings['depot-paths']) | |
2878 | if self.previousDepotPaths == []: | |
2879 | self.previousDepotPaths = depotPaths | |
2880 | else: | |
2881 | paths = [] | |
2882 | for (prev, cur) in zip(self.previousDepotPaths, depotPaths): | |
2883 | prev_list = prev.split("/") | |
2884 | cur_list = cur.split("/") | |
2885 | for i in range(0, min(len(cur_list), len(prev_list))): | |
2886 | if cur_list[i] <> prev_list[i]: | |
2887 | i = i - 1 | |
2888 | break | |
2889 | ||
2890 | paths.append ("/".join(cur_list[:i + 1])) | |
2891 | ||
2892 | self.previousDepotPaths = paths | |
2893 | ||
2894 | if p4Change > 0: | |
2895 | self.depotPaths = sorted(self.previousDepotPaths) | |
2896 | self.changeRange = "@%s,#head" % p4Change | |
2897 | if not self.silent and not self.detectBranches: | |
2898 | print "Performing incremental import into %s git branch" % self.branch | |
2899 | ||
2900 | # accept multiple ref name abbreviations: | |
2901 | # refs/foo/bar/branch -> use it exactly | |
2902 | # p4/branch -> prepend refs/remotes/ or refs/heads/ | |
2903 | # branch -> prepend refs/remotes/p4/ or refs/heads/p4/ | |
2904 | if not self.branch.startswith("refs/"): | |
2905 | if self.importIntoRemotes: | |
2906 | prepend = "refs/remotes/" | |
2907 | else: | |
2908 | prepend = "refs/heads/" | |
2909 | if not self.branch.startswith("p4/"): | |
2910 | prepend += "p4/" | |
2911 | self.branch = prepend + self.branch | |
2912 | ||
2913 | if len(args) == 0 and self.depotPaths: | |
2914 | if not self.silent: | |
2915 | print "Depot paths: %s" % ' '.join(self.depotPaths) | |
2916 | else: | |
2917 | if self.depotPaths and self.depotPaths != args: | |
2918 | print ("previous import used depot path %s and now %s was specified. " | |
2919 | "This doesn't work!" % (' '.join (self.depotPaths), | |
2920 | ' '.join (args))) | |
2921 | sys.exit(1) | |
2922 | ||
2923 | self.depotPaths = sorted(args) | |
2924 | ||
2925 | revision = "" | |
2926 | self.users = {} | |
2927 | ||
2928 | # Make sure no revision specifiers are used when --changesfile | |
2929 | # is specified. | |
2930 | bad_changesfile = False | |
2931 | if len(self.changesFile) > 0: | |
2932 | for p in self.depotPaths: | |
2933 | if p.find("@") >= 0 or p.find("#") >= 0: | |
2934 | bad_changesfile = True | |
2935 | break | |
2936 | if bad_changesfile: | |
2937 | die("Option --changesfile is incompatible with revision specifiers") | |
2938 | ||
2939 | newPaths = [] | |
2940 | for p in self.depotPaths: | |
2941 | if p.find("@") != -1: | |
2942 | atIdx = p.index("@") | |
2943 | self.changeRange = p[atIdx:] | |
2944 | if self.changeRange == "@all": | |
2945 | self.changeRange = "" | |
2946 | elif ',' not in self.changeRange: | |
2947 | revision = self.changeRange | |
2948 | self.changeRange = "" | |
2949 | p = p[:atIdx] | |
2950 | elif p.find("#") != -1: | |
2951 | hashIdx = p.index("#") | |
2952 | revision = p[hashIdx:] | |
2953 | p = p[:hashIdx] | |
2954 | elif self.previousDepotPaths == []: | |
2955 | # pay attention to changesfile, if given, else import | |
2956 | # the entire p4 tree at the head revision | |
2957 | if len(self.changesFile) == 0: | |
2958 | revision = "#head" | |
2959 | ||
2960 | p = re.sub ("\.\.\.$", "", p) | |
2961 | if not p.endswith("/"): | |
2962 | p += "/" | |
2963 | ||
2964 | newPaths.append(p) | |
2965 | ||
2966 | self.depotPaths = newPaths | |
2967 | ||
2968 | # --detect-branches may change this for each branch | |
2969 | self.branchPrefixes = self.depotPaths | |
2970 | ||
2971 | self.loadUserMapFromCache() | |
2972 | self.labels = {} | |
2973 | if self.detectLabels: | |
2974 | self.getLabels(); | |
2975 | ||
2976 | if self.detectBranches: | |
2977 | ## FIXME - what's a P4 projectName ? | |
2978 | self.projectName = self.guessProjectName() | |
2979 | ||
2980 | if self.hasOrigin: | |
2981 | self.getBranchMappingFromGitBranches() | |
2982 | else: | |
2983 | self.getBranchMapping() | |
2984 | if self.verbose: | |
2985 | print "p4-git branches: %s" % self.p4BranchesInGit | |
2986 | print "initial parents: %s" % self.initialParents | |
2987 | for b in self.p4BranchesInGit: | |
2988 | if b != "master": | |
2989 | ||
2990 | ## FIXME | |
2991 | b = b[len(self.projectName):] | |
2992 | self.createdBranches.add(b) | |
2993 | ||
2994 | self.tz = "%+03d%02d" % (- time.timezone / 3600, ((- time.timezone % 3600) / 60)) | |
2995 | ||
2996 | self.importProcess = subprocess.Popen(["git", "fast-import"], | |
2997 | stdin=subprocess.PIPE, | |
2998 | stdout=subprocess.PIPE, | |
2999 | stderr=subprocess.PIPE); | |
3000 | self.gitOutput = self.importProcess.stdout | |
3001 | self.gitStream = self.importProcess.stdin | |
3002 | self.gitError = self.importProcess.stderr | |
3003 | ||
3004 | if revision: | |
3005 | self.importHeadRevision(revision) | |
3006 | else: | |
3007 | changes = [] | |
3008 | ||
3009 | if len(self.changesFile) > 0: | |
3010 | output = open(self.changesFile).readlines() | |
3011 | changeSet = set() | |
3012 | for line in output: | |
3013 | changeSet.add(int(line)) | |
3014 | ||
3015 | for change in changeSet: | |
3016 | changes.append(change) | |
3017 | ||
3018 | changes.sort() | |
3019 | else: | |
3020 | # catch "git p4 sync" with no new branches, in a repo that | |
3021 | # does not have any existing p4 branches | |
3022 | if len(args) == 0: | |
3023 | if not self.p4BranchesInGit: | |
3024 | die("No remote p4 branches. Perhaps you never did \"git p4 clone\" in here.") | |
3025 | ||
3026 | # The default branch is master, unless --branch is used to | |
3027 | # specify something else. Make sure it exists, or complain | |
3028 | # nicely about how to use --branch. | |
3029 | if not self.detectBranches: | |
3030 | if not branch_exists(self.branch): | |
3031 | if branch_arg_given: | |
3032 | die("Error: branch %s does not exist." % self.branch) | |
3033 | else: | |
3034 | die("Error: no branch %s; perhaps specify one with --branch." % | |
3035 | self.branch) | |
3036 | ||
3037 | if self.verbose: | |
3038 | print "Getting p4 changes for %s...%s" % (', '.join(self.depotPaths), | |
3039 | self.changeRange) | |
3040 | changes = p4ChangesForPaths(self.depotPaths, self.changeRange) | |
3041 | ||
3042 | if len(self.maxChanges) > 0: | |
3043 | changes = changes[:min(int(self.maxChanges), len(changes))] | |
3044 | ||
3045 | if len(changes) == 0: | |
3046 | if not self.silent: | |
3047 | print "No changes to import!" | |
3048 | else: | |
3049 | if not self.silent and not self.detectBranches: | |
3050 | print "Import destination: %s" % self.branch | |
3051 | ||
3052 | self.updatedBranches = set() | |
3053 | ||
3054 | if not self.detectBranches: | |
3055 | if args: | |
3056 | # start a new branch | |
3057 | self.initialParent = "" | |
3058 | else: | |
3059 | # build on a previous revision | |
3060 | self.initialParent = parseRevision(self.branch) | |
3061 | ||
3062 | self.importChanges(changes) | |
3063 | ||
3064 | if not self.silent: | |
3065 | print "" | |
3066 | if len(self.updatedBranches) > 0: | |
3067 | sys.stdout.write("Updated branches: ") | |
3068 | for b in self.updatedBranches: | |
3069 | sys.stdout.write("%s " % b) | |
3070 | sys.stdout.write("\n") | |
3071 | ||
3072 | if gitConfig("git-p4.importLabels", "--bool") == "true": | |
3073 | self.importLabels = True | |
3074 | ||
3075 | if self.importLabels: | |
3076 | p4Labels = getP4Labels(self.depotPaths) | |
3077 | gitTags = getGitTags() | |
3078 | ||
3079 | missingP4Labels = p4Labels - gitTags | |
3080 | self.importP4Labels(self.gitStream, missingP4Labels) | |
3081 | ||
3082 | self.gitStream.close() | |
3083 | if self.importProcess.wait() != 0: | |
3084 | die("fast-import failed: %s" % self.gitError.read()) | |
3085 | self.gitOutput.close() | |
3086 | self.gitError.close() | |
3087 | ||
3088 | # Cleanup temporary branches created during import | |
3089 | if self.tempBranches != []: | |
3090 | for branch in self.tempBranches: | |
3091 | read_pipe("git update-ref -d %s" % branch) | |
3092 | os.rmdir(os.path.join(os.environ.get("GIT_DIR", ".git"), self.tempBranchLocation)) | |
3093 | ||
3094 | # Create a symbolic ref p4/HEAD pointing to p4/<branch> to allow | |
3095 | # a convenient shortcut refname "p4". | |
3096 | if self.importIntoRemotes: | |
3097 | head_ref = self.refPrefix + "HEAD" | |
3098 | if not gitBranchExists(head_ref) and gitBranchExists(self.branch): | |
3099 | system(["git", "symbolic-ref", head_ref, self.branch]) | |
3100 | ||
3101 | return True | |
3102 | ||
3103 | class P4Rebase(Command): | |
3104 | def __init__(self): | |
3105 | Command.__init__(self) | |
3106 | self.options = [ | |
3107 | optparse.make_option("--import-labels", dest="importLabels", action="store_true"), | |
3108 | ] | |
3109 | self.importLabels = False | |
3110 | self.description = ("Fetches the latest revision from perforce and " | |
3111 | + "rebases the current work (branch) against it") | |
3112 | ||
3113 | def run(self, args): | |
3114 | sync = P4Sync() | |
3115 | sync.importLabels = self.importLabels | |
3116 | sync.run([]) | |
3117 | ||
3118 | return self.rebase() | |
3119 | ||
3120 | def rebase(self): | |
3121 | if os.system("git update-index --refresh") != 0: | |
3122 | die("Some files in your working directory are modified and different than what is in your index. You can use git update-index <filename> to bring the index up-to-date or stash away all your changes with git stash."); | |
3123 | if len(read_pipe("git diff-index HEAD --")) > 0: | |
3124 | die("You have uncommited changes. Please commit them before rebasing or stash them away with git stash."); | |
3125 | ||
3126 | [upstream, settings] = findUpstreamBranchPoint() | |
3127 | if len(upstream) == 0: | |
3128 | die("Cannot find upstream branchpoint for rebase") | |
3129 | ||
3130 | # the branchpoint may be p4/foo~3, so strip off the parent | |
3131 | upstream = re.sub("~[0-9]+$", "", upstream) | |
3132 | ||
3133 | print "Rebasing the current branch onto %s" % upstream | |
3134 | oldHead = read_pipe("git rev-parse HEAD").strip() | |
3135 | system("git rebase %s" % upstream) | |
3136 | system("git diff-tree --stat --summary -M %s HEAD" % oldHead) | |
3137 | return True | |
3138 | ||
3139 | class P4Clone(P4Sync): | |
3140 | def __init__(self): | |
3141 | P4Sync.__init__(self) | |
3142 | self.description = "Creates a new git repository and imports from Perforce into it" | |
3143 | self.usage = "usage: %prog [options] //depot/path[@revRange]" | |
3144 | self.options += [ | |
3145 | optparse.make_option("--destination", dest="cloneDestination", | |
3146 | action='store', default=None, | |
3147 | help="where to leave result of the clone"), | |
3148 | optparse.make_option("-/", dest="cloneExclude", | |
3149 | action="append", type="string", | |
3150 | help="exclude depot path"), | |
3151 | optparse.make_option("--bare", dest="cloneBare", | |
3152 | action="store_true", default=False), | |
3153 | ] | |
3154 | self.cloneDestination = None | |
3155 | self.needsGit = False | |
3156 | self.cloneBare = False | |
3157 | ||
3158 | # This is required for the "append" cloneExclude action | |
3159 | def ensure_value(self, attr, value): | |
3160 | if not hasattr(self, attr) or getattr(self, attr) is None: | |
3161 | setattr(self, attr, value) | |
3162 | return getattr(self, attr) | |
3163 | ||
3164 | def defaultDestination(self, args): | |
3165 | ## TODO: use common prefix of args? | |
3166 | depotPath = args[0] | |
3167 | depotDir = re.sub("(@[^@]*)$", "", depotPath) | |
3168 | depotDir = re.sub("(#[^#]*)$", "", depotDir) | |
3169 | depotDir = re.sub(r"\.\.\.$", "", depotDir) | |
3170 | depotDir = re.sub(r"/$", "", depotDir) | |
3171 | return os.path.split(depotDir)[1] | |
3172 | ||
3173 | def run(self, args): | |
3174 | if len(args) < 1: | |
3175 | return False | |
3176 | ||
3177 | if self.keepRepoPath and not self.cloneDestination: | |
3178 | sys.stderr.write("Must specify destination for --keep-path\n") | |
3179 | sys.exit(1) | |
3180 | ||
3181 | depotPaths = args | |
3182 | ||
3183 | if not self.cloneDestination and len(depotPaths) > 1: | |
3184 | self.cloneDestination = depotPaths[-1] | |
3185 | depotPaths = depotPaths[:-1] | |
3186 | ||
3187 | self.cloneExclude = ["/"+p for p in self.cloneExclude] | |
3188 | for p in depotPaths: | |
3189 | if not p.startswith("//"): | |
3190 | sys.stderr.write('Depot paths must start with "//": %s\n' % p) | |
3191 | return False | |
3192 | ||
3193 | if not self.cloneDestination: | |
3194 | self.cloneDestination = self.defaultDestination(args) | |
3195 | ||
3196 | print "Importing from %s into %s" % (', '.join(depotPaths), self.cloneDestination) | |
3197 | ||
3198 | if not os.path.exists(self.cloneDestination): | |
3199 | os.makedirs(self.cloneDestination) | |
3200 | chdir(self.cloneDestination) | |
3201 | ||
3202 | init_cmd = [ "git", "init" ] | |
3203 | if self.cloneBare: | |
3204 | init_cmd.append("--bare") | |
3205 | subprocess.check_call(init_cmd) | |
3206 | ||
3207 | if not P4Sync.run(self, depotPaths): | |
3208 | return False | |
3209 | ||
3210 | # create a master branch and check out a work tree | |
3211 | if gitBranchExists(self.branch): | |
3212 | system([ "git", "branch", "master", self.branch ]) | |
3213 | if not self.cloneBare: | |
3214 | system([ "git", "checkout", "-f" ]) | |
3215 | else: | |
3216 | print 'Not checking out any branch, use ' \ | |
3217 | '"git checkout -q -b master <branch>"' | |
3218 | ||
3219 | # auto-set this variable if invoked with --use-client-spec | |
3220 | if self.useClientSpec_from_options: | |
3221 | system("git config --bool git-p4.useclientspec true") | |
3222 | ||
3223 | return True | |
3224 | ||
3225 | class P4Branches(Command): | |
3226 | def __init__(self): | |
3227 | Command.__init__(self) | |
3228 | self.options = [ ] | |
3229 | self.description = ("Shows the git branches that hold imports and their " | |
3230 | + "corresponding perforce depot paths") | |
3231 | self.verbose = False | |
3232 | ||
3233 | def run(self, args): | |
3234 | if originP4BranchesExist(): | |
3235 | createOrUpdateBranchesFromOrigin() | |
3236 | ||
3237 | cmdline = "git rev-parse --symbolic " | |
3238 | cmdline += " --remotes" | |
3239 | ||
3240 | for line in read_pipe_lines(cmdline): | |
3241 | line = line.strip() | |
3242 | ||
3243 | if not line.startswith('p4/') or line == "p4/HEAD": | |
3244 | continue | |
3245 | branch = line | |
3246 | ||
3247 | log = extractLogMessageFromGitCommit("refs/remotes/%s" % branch) | |
3248 | settings = extractSettingsGitLog(log) | |
3249 | ||
3250 | print "%s <= %s (%s)" % (branch, ",".join(settings["depot-paths"]), settings["change"]) | |
3251 | return True | |
3252 | ||
3253 | class HelpFormatter(optparse.IndentedHelpFormatter): | |
3254 | def __init__(self): | |
3255 | optparse.IndentedHelpFormatter.__init__(self) | |
3256 | ||
3257 | def format_description(self, description): | |
3258 | if description: | |
3259 | return description + "\n" | |
3260 | else: | |
3261 | return "" | |
3262 | ||
3263 | def printUsage(commands): | |
3264 | print "usage: %s <command> [options]" % sys.argv[0] | |
3265 | print "" | |
3266 | print "valid commands: %s" % ", ".join(commands) | |
3267 | print "" | |
3268 | print "Try %s <command> --help for command specific help." % sys.argv[0] | |
3269 | print "" | |
3270 | ||
3271 | commands = { | |
3272 | "debug" : P4Debug, | |
3273 | "submit" : P4Submit, | |
3274 | "commit" : P4Submit, | |
3275 | "sync" : P4Sync, | |
3276 | "rebase" : P4Rebase, | |
3277 | "clone" : P4Clone, | |
3278 | "rollback" : P4RollBack, | |
3279 | "branches" : P4Branches | |
3280 | } | |
3281 | ||
3282 | ||
3283 | def main(): | |
3284 | if len(sys.argv[1:]) == 0: | |
3285 | printUsage(commands.keys()) | |
3286 | sys.exit(2) | |
3287 | ||
3288 | cmdName = sys.argv[1] | |
3289 | try: | |
3290 | klass = commands[cmdName] | |
3291 | cmd = klass() | |
3292 | except KeyError: | |
3293 | print "unknown command %s" % cmdName | |
3294 | print "" | |
3295 | printUsage(commands.keys()) | |
3296 | sys.exit(2) | |
3297 | ||
3298 | options = cmd.options | |
3299 | cmd.gitdir = os.environ.get("GIT_DIR", None) | |
3300 | ||
3301 | args = sys.argv[2:] | |
3302 | ||
3303 | options.append(optparse.make_option("--verbose", "-v", dest="verbose", action="store_true")) | |
3304 | if cmd.needsGit: | |
3305 | options.append(optparse.make_option("--git-dir", dest="gitdir")) | |
3306 | ||
3307 | parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName), | |
3308 | options, | |
3309 | description = cmd.description, | |
3310 | formatter = HelpFormatter()) | |
3311 | ||
3312 | (cmd, args) = parser.parse_args(sys.argv[2:], cmd); | |
3313 | global verbose | |
3314 | verbose = cmd.verbose | |
3315 | if cmd.needsGit: | |
3316 | if cmd.gitdir == None: | |
3317 | cmd.gitdir = os.path.abspath(".git") | |
3318 | if not isValidGitDir(cmd.gitdir): | |
3319 | cmd.gitdir = read_pipe("git rev-parse --git-dir").strip() | |
3320 | if os.path.exists(cmd.gitdir): | |
3321 | cdup = read_pipe("git rev-parse --show-cdup").strip() | |
3322 | if len(cdup) > 0: | |
3323 | chdir(cdup); | |
3324 | ||
3325 | if not isValidGitDir(cmd.gitdir): | |
3326 | if isValidGitDir(cmd.gitdir + "/.git"): | |
3327 | cmd.gitdir += "/.git" | |
3328 | else: | |
3329 | die("fatal: cannot locate git repository at %s" % cmd.gitdir) | |
3330 | ||
3331 | os.environ["GIT_DIR"] = cmd.gitdir | |
3332 | ||
3333 | if not cmd.run(args): | |
3334 | parser.print_help() | |
3335 | sys.exit(2) | |
3336 | ||
3337 | ||
3338 | if __name__ == '__main__': | |
3339 | main() |