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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 | import zipfile | |
26 | import zlib | |
27 | import ctypes | |
28 | import errno | |
29 | ||
30 | try: | |
31 | from subprocess import CalledProcessError | |
32 | except ImportError: | |
33 | # from python2.7:subprocess.py | |
34 | # Exception classes used by this module. | |
35 | class CalledProcessError(Exception): | |
36 | """This exception is raised when a process run by check_call() returns | |
37 | a non-zero exit status. The exit status will be stored in the | |
38 | returncode attribute.""" | |
39 | def __init__(self, returncode, cmd): | |
40 | self.returncode = returncode | |
41 | self.cmd = cmd | |
42 | def __str__(self): | |
43 | return "Command '%s' returned non-zero exit status %d" % (self.cmd, self.returncode) | |
44 | ||
45 | verbose = False | |
46 | ||
47 | # Only labels/tags matching this will be imported/exported | |
48 | defaultLabelRegexp = r'[a-zA-Z0-9_\-.]+$' | |
49 | ||
50 | # Grab changes in blocks of this many revisions, unless otherwise requested | |
51 | defaultBlockSize = 512 | |
52 | ||
53 | def p4_build_cmd(cmd): | |
54 | """Build a suitable p4 command line. | |
55 | ||
56 | This consolidates building and returning a p4 command line into one | |
57 | location. It means that hooking into the environment, or other configuration | |
58 | can be done more easily. | |
59 | """ | |
60 | real_cmd = ["p4"] | |
61 | ||
62 | user = gitConfig("git-p4.user") | |
63 | if len(user) > 0: | |
64 | real_cmd += ["-u",user] | |
65 | ||
66 | password = gitConfig("git-p4.password") | |
67 | if len(password) > 0: | |
68 | real_cmd += ["-P", password] | |
69 | ||
70 | port = gitConfig("git-p4.port") | |
71 | if len(port) > 0: | |
72 | real_cmd += ["-p", port] | |
73 | ||
74 | host = gitConfig("git-p4.host") | |
75 | if len(host) > 0: | |
76 | real_cmd += ["-H", host] | |
77 | ||
78 | client = gitConfig("git-p4.client") | |
79 | if len(client) > 0: | |
80 | real_cmd += ["-c", client] | |
81 | ||
82 | retries = gitConfigInt("git-p4.retries") | |
83 | if retries is None: | |
84 | # Perform 3 retries by default | |
85 | retries = 3 | |
86 | if retries > 0: | |
87 | # Provide a way to not pass this option by setting git-p4.retries to 0 | |
88 | real_cmd += ["-r", str(retries)] | |
89 | ||
90 | if isinstance(cmd,basestring): | |
91 | real_cmd = ' '.join(real_cmd) + ' ' + cmd | |
92 | else: | |
93 | real_cmd += cmd | |
94 | return real_cmd | |
95 | ||
96 | def git_dir(path): | |
97 | """ Return TRUE if the given path is a git directory (/path/to/dir/.git). | |
98 | This won't automatically add ".git" to a directory. | |
99 | """ | |
100 | d = read_pipe(["git", "--git-dir", path, "rev-parse", "--git-dir"], True).strip() | |
101 | if not d or len(d) == 0: | |
102 | return None | |
103 | else: | |
104 | return d | |
105 | ||
106 | def chdir(path, is_client_path=False): | |
107 | """Do chdir to the given path, and set the PWD environment | |
108 | variable for use by P4. It does not look at getcwd() output. | |
109 | Since we're not using the shell, it is necessary to set the | |
110 | PWD environment variable explicitly. | |
111 | ||
112 | Normally, expand the path to force it to be absolute. This | |
113 | addresses the use of relative path names inside P4 settings, | |
114 | e.g. P4CONFIG=.p4config. P4 does not simply open the filename | |
115 | as given; it looks for .p4config using PWD. | |
116 | ||
117 | If is_client_path, the path was handed to us directly by p4, | |
118 | and may be a symbolic link. Do not call os.getcwd() in this | |
119 | case, because it will cause p4 to think that PWD is not inside | |
120 | the client path. | |
121 | """ | |
122 | ||
123 | os.chdir(path) | |
124 | if not is_client_path: | |
125 | path = os.getcwd() | |
126 | os.environ['PWD'] = path | |
127 | ||
128 | def calcDiskFree(): | |
129 | """Return free space in bytes on the disk of the given dirname.""" | |
130 | if platform.system() == 'Windows': | |
131 | free_bytes = ctypes.c_ulonglong(0) | |
132 | ctypes.windll.kernel32.GetDiskFreeSpaceExW(ctypes.c_wchar_p(os.getcwd()), None, None, ctypes.pointer(free_bytes)) | |
133 | return free_bytes.value | |
134 | else: | |
135 | st = os.statvfs(os.getcwd()) | |
136 | return st.f_bavail * st.f_frsize | |
137 | ||
138 | def die(msg): | |
139 | if verbose: | |
140 | raise Exception(msg) | |
141 | else: | |
142 | sys.stderr.write(msg + "\n") | |
143 | sys.exit(1) | |
144 | ||
145 | def write_pipe(c, stdin): | |
146 | if verbose: | |
147 | sys.stderr.write('Writing pipe: %s\n' % str(c)) | |
148 | ||
149 | expand = isinstance(c,basestring) | |
150 | p = subprocess.Popen(c, stdin=subprocess.PIPE, shell=expand) | |
151 | pipe = p.stdin | |
152 | val = pipe.write(stdin) | |
153 | pipe.close() | |
154 | if p.wait(): | |
155 | die('Command failed: %s' % str(c)) | |
156 | ||
157 | return val | |
158 | ||
159 | def p4_write_pipe(c, stdin): | |
160 | real_cmd = p4_build_cmd(c) | |
161 | return write_pipe(real_cmd, stdin) | |
162 | ||
163 | def read_pipe_full(c): | |
164 | """ Read output from command. Returns a tuple | |
165 | of the return status, stdout text and stderr | |
166 | text. | |
167 | """ | |
168 | if verbose: | |
169 | sys.stderr.write('Reading pipe: %s\n' % str(c)) | |
170 | ||
171 | expand = isinstance(c,basestring) | |
172 | p = subprocess.Popen(c, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=expand) | |
173 | (out, err) = p.communicate() | |
174 | return (p.returncode, out, err) | |
175 | ||
176 | def read_pipe(c, ignore_error=False): | |
177 | """ Read output from command. Returns the output text on | |
178 | success. On failure, terminates execution, unless | |
179 | ignore_error is True, when it returns an empty string. | |
180 | """ | |
181 | (retcode, out, err) = read_pipe_full(c) | |
182 | if retcode != 0: | |
183 | if ignore_error: | |
184 | out = "" | |
185 | else: | |
186 | die('Command failed: %s\nError: %s' % (str(c), err)) | |
187 | return out | |
188 | ||
189 | def read_pipe_text(c): | |
190 | """ Read output from a command with trailing whitespace stripped. | |
191 | On error, returns None. | |
192 | """ | |
193 | (retcode, out, err) = read_pipe_full(c) | |
194 | if retcode != 0: | |
195 | return None | |
196 | else: | |
197 | return out.rstrip() | |
198 | ||
199 | def p4_read_pipe(c, ignore_error=False): | |
200 | real_cmd = p4_build_cmd(c) | |
201 | return read_pipe(real_cmd, ignore_error) | |
202 | ||
203 | def read_pipe_lines(c): | |
204 | if verbose: | |
205 | sys.stderr.write('Reading pipe: %s\n' % str(c)) | |
206 | ||
207 | expand = isinstance(c, basestring) | |
208 | p = subprocess.Popen(c, stdout=subprocess.PIPE, shell=expand) | |
209 | pipe = p.stdout | |
210 | val = pipe.readlines() | |
211 | if pipe.close() or p.wait(): | |
212 | die('Command failed: %s' % str(c)) | |
213 | ||
214 | return val | |
215 | ||
216 | def p4_read_pipe_lines(c): | |
217 | """Specifically invoke p4 on the command supplied. """ | |
218 | real_cmd = p4_build_cmd(c) | |
219 | return read_pipe_lines(real_cmd) | |
220 | ||
221 | def p4_has_command(cmd): | |
222 | """Ask p4 for help on this command. If it returns an error, the | |
223 | command does not exist in this version of p4.""" | |
224 | real_cmd = p4_build_cmd(["help", cmd]) | |
225 | p = subprocess.Popen(real_cmd, stdout=subprocess.PIPE, | |
226 | stderr=subprocess.PIPE) | |
227 | p.communicate() | |
228 | return p.returncode == 0 | |
229 | ||
230 | def p4_has_move_command(): | |
231 | """See if the move command exists, that it supports -k, and that | |
232 | it has not been administratively disabled. The arguments | |
233 | must be correct, but the filenames do not have to exist. Use | |
234 | ones with wildcards so even if they exist, it will fail.""" | |
235 | ||
236 | if not p4_has_command("move"): | |
237 | return False | |
238 | cmd = p4_build_cmd(["move", "-k", "@from", "@to"]) | |
239 | p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
240 | (out, err) = p.communicate() | |
241 | # return code will be 1 in either case | |
242 | if err.find("Invalid option") >= 0: | |
243 | return False | |
244 | if err.find("disabled") >= 0: | |
245 | return False | |
246 | # assume it failed because @... was invalid changelist | |
247 | return True | |
248 | ||
249 | def system(cmd, ignore_error=False): | |
250 | expand = isinstance(cmd,basestring) | |
251 | if verbose: | |
252 | sys.stderr.write("executing %s\n" % str(cmd)) | |
253 | retcode = subprocess.call(cmd, shell=expand) | |
254 | if retcode and not ignore_error: | |
255 | raise CalledProcessError(retcode, cmd) | |
256 | ||
257 | return retcode | |
258 | ||
259 | def p4_system(cmd): | |
260 | """Specifically invoke p4 as the system command. """ | |
261 | real_cmd = p4_build_cmd(cmd) | |
262 | expand = isinstance(real_cmd, basestring) | |
263 | retcode = subprocess.call(real_cmd, shell=expand) | |
264 | if retcode: | |
265 | raise CalledProcessError(retcode, real_cmd) | |
266 | ||
267 | _p4_version_string = None | |
268 | def p4_version_string(): | |
269 | """Read the version string, showing just the last line, which | |
270 | hopefully is the interesting version bit. | |
271 | ||
272 | $ p4 -V | |
273 | Perforce - The Fast Software Configuration Management System. | |
274 | Copyright 1995-2011 Perforce Software. All rights reserved. | |
275 | Rev. P4/NTX86/2011.1/393975 (2011/12/16). | |
276 | """ | |
277 | global _p4_version_string | |
278 | if not _p4_version_string: | |
279 | a = p4_read_pipe_lines(["-V"]) | |
280 | _p4_version_string = a[-1].rstrip() | |
281 | return _p4_version_string | |
282 | ||
283 | def p4_integrate(src, dest): | |
284 | p4_system(["integrate", "-Dt", wildcard_encode(src), wildcard_encode(dest)]) | |
285 | ||
286 | def p4_sync(f, *options): | |
287 | p4_system(["sync"] + list(options) + [wildcard_encode(f)]) | |
288 | ||
289 | def p4_add(f): | |
290 | # forcibly add file names with wildcards | |
291 | if wildcard_present(f): | |
292 | p4_system(["add", "-f", f]) | |
293 | else: | |
294 | p4_system(["add", f]) | |
295 | ||
296 | def p4_delete(f): | |
297 | p4_system(["delete", wildcard_encode(f)]) | |
298 | ||
299 | def p4_edit(f, *options): | |
300 | p4_system(["edit"] + list(options) + [wildcard_encode(f)]) | |
301 | ||
302 | def p4_revert(f): | |
303 | p4_system(["revert", wildcard_encode(f)]) | |
304 | ||
305 | def p4_reopen(type, f): | |
306 | p4_system(["reopen", "-t", type, wildcard_encode(f)]) | |
307 | ||
308 | def p4_reopen_in_change(changelist, files): | |
309 | cmd = ["reopen", "-c", str(changelist)] + files | |
310 | p4_system(cmd) | |
311 | ||
312 | def p4_move(src, dest): | |
313 | p4_system(["move", "-k", wildcard_encode(src), wildcard_encode(dest)]) | |
314 | ||
315 | def p4_last_change(): | |
316 | results = p4CmdList(["changes", "-m", "1"], skip_info=True) | |
317 | return int(results[0]['change']) | |
318 | ||
319 | def p4_describe(change): | |
320 | """Make sure it returns a valid result by checking for | |
321 | the presence of field "time". Return a dict of the | |
322 | results.""" | |
323 | ||
324 | ds = p4CmdList(["describe", "-s", str(change)], skip_info=True) | |
325 | if len(ds) != 1: | |
326 | die("p4 describe -s %d did not return 1 result: %s" % (change, str(ds))) | |
327 | ||
328 | d = ds[0] | |
329 | ||
330 | if "p4ExitCode" in d: | |
331 | die("p4 describe -s %d exited with %d: %s" % (change, d["p4ExitCode"], | |
332 | str(d))) | |
333 | if "code" in d: | |
334 | if d["code"] == "error": | |
335 | die("p4 describe -s %d returned error code: %s" % (change, str(d))) | |
336 | ||
337 | if "time" not in d: | |
338 | die("p4 describe -s %d returned no \"time\": %s" % (change, str(d))) | |
339 | ||
340 | return d | |
341 | ||
342 | # | |
343 | # Canonicalize the p4 type and return a tuple of the | |
344 | # base type, plus any modifiers. See "p4 help filetypes" | |
345 | # for a list and explanation. | |
346 | # | |
347 | def split_p4_type(p4type): | |
348 | ||
349 | p4_filetypes_historical = { | |
350 | "ctempobj": "binary+Sw", | |
351 | "ctext": "text+C", | |
352 | "cxtext": "text+Cx", | |
353 | "ktext": "text+k", | |
354 | "kxtext": "text+kx", | |
355 | "ltext": "text+F", | |
356 | "tempobj": "binary+FSw", | |
357 | "ubinary": "binary+F", | |
358 | "uresource": "resource+F", | |
359 | "uxbinary": "binary+Fx", | |
360 | "xbinary": "binary+x", | |
361 | "xltext": "text+Fx", | |
362 | "xtempobj": "binary+Swx", | |
363 | "xtext": "text+x", | |
364 | "xunicode": "unicode+x", | |
365 | "xutf16": "utf16+x", | |
366 | } | |
367 | if p4type in p4_filetypes_historical: | |
368 | p4type = p4_filetypes_historical[p4type] | |
369 | mods = "" | |
370 | s = p4type.split("+") | |
371 | base = s[0] | |
372 | mods = "" | |
373 | if len(s) > 1: | |
374 | mods = s[1] | |
375 | return (base, mods) | |
376 | ||
377 | # | |
378 | # return the raw p4 type of a file (text, text+ko, etc) | |
379 | # | |
380 | def p4_type(f): | |
381 | results = p4CmdList(["fstat", "-T", "headType", wildcard_encode(f)]) | |
382 | return results[0]['headType'] | |
383 | ||
384 | # | |
385 | # Given a type base and modifier, return a regexp matching | |
386 | # the keywords that can be expanded in the file | |
387 | # | |
388 | def p4_keywords_regexp_for_type(base, type_mods): | |
389 | if base in ("text", "unicode", "binary"): | |
390 | kwords = None | |
391 | if "ko" in type_mods: | |
392 | kwords = 'Id|Header' | |
393 | elif "k" in type_mods: | |
394 | kwords = 'Id|Header|Author|Date|DateTime|Change|File|Revision' | |
395 | else: | |
396 | return None | |
397 | pattern = r""" | |
398 | \$ # Starts with a dollar, followed by... | |
399 | (%s) # one of the keywords, followed by... | |
400 | (:[^$\n]+)? # possibly an old expansion, followed by... | |
401 | \$ # another dollar | |
402 | """ % kwords | |
403 | return pattern | |
404 | else: | |
405 | return None | |
406 | ||
407 | # | |
408 | # Given a file, return a regexp matching the possible | |
409 | # RCS keywords that will be expanded, or None for files | |
410 | # with kw expansion turned off. | |
411 | # | |
412 | def p4_keywords_regexp_for_file(file): | |
413 | if not os.path.exists(file): | |
414 | return None | |
415 | else: | |
416 | (type_base, type_mods) = split_p4_type(p4_type(file)) | |
417 | return p4_keywords_regexp_for_type(type_base, type_mods) | |
418 | ||
419 | def setP4ExecBit(file, mode): | |
420 | # Reopens an already open file and changes the execute bit to match | |
421 | # the execute bit setting in the passed in mode. | |
422 | ||
423 | p4Type = "+x" | |
424 | ||
425 | if not isModeExec(mode): | |
426 | p4Type = getP4OpenedType(file) | |
427 | p4Type = re.sub('^([cku]?)x(.*)', '\\1\\2', p4Type) | |
428 | p4Type = re.sub('(.*?\+.*?)x(.*?)', '\\1\\2', p4Type) | |
429 | if p4Type[-1] == "+": | |
430 | p4Type = p4Type[0:-1] | |
431 | ||
432 | p4_reopen(p4Type, file) | |
433 | ||
434 | def getP4OpenedType(file): | |
435 | # Returns the perforce file type for the given file. | |
436 | ||
437 | result = p4_read_pipe(["opened", wildcard_encode(file)]) | |
438 | match = re.match(".*\((.+)\)( \*exclusive\*)?\r?$", result) | |
439 | if match: | |
440 | return match.group(1) | |
441 | else: | |
442 | die("Could not determine file type for %s (result: '%s')" % (file, result)) | |
443 | ||
444 | # Return the set of all p4 labels | |
445 | def getP4Labels(depotPaths): | |
446 | labels = set() | |
447 | if isinstance(depotPaths,basestring): | |
448 | depotPaths = [depotPaths] | |
449 | ||
450 | for l in p4CmdList(["labels"] + ["%s..." % p for p in depotPaths]): | |
451 | label = l['label'] | |
452 | labels.add(label) | |
453 | ||
454 | return labels | |
455 | ||
456 | # Return the set of all git tags | |
457 | def getGitTags(): | |
458 | gitTags = set() | |
459 | for line in read_pipe_lines(["git", "tag"]): | |
460 | tag = line.strip() | |
461 | gitTags.add(tag) | |
462 | return gitTags | |
463 | ||
464 | def diffTreePattern(): | |
465 | # This is a simple generator for the diff tree regex pattern. This could be | |
466 | # a class variable if this and parseDiffTreeEntry were a part of a class. | |
467 | pattern = re.compile(':(\d+) (\d+) (\w+) (\w+) ([A-Z])(\d+)?\t(.*?)((\t(.*))|$)') | |
468 | while True: | |
469 | yield pattern | |
470 | ||
471 | def parseDiffTreeEntry(entry): | |
472 | """Parses a single diff tree entry into its component elements. | |
473 | ||
474 | See git-diff-tree(1) manpage for details about the format of the diff | |
475 | output. This method returns a dictionary with the following elements: | |
476 | ||
477 | src_mode - The mode of the source file | |
478 | dst_mode - The mode of the destination file | |
479 | src_sha1 - The sha1 for the source file | |
480 | dst_sha1 - The sha1 fr the destination file | |
481 | status - The one letter status of the diff (i.e. 'A', 'M', 'D', etc) | |
482 | status_score - The score for the status (applicable for 'C' and 'R' | |
483 | statuses). This is None if there is no score. | |
484 | src - The path for the source file. | |
485 | dst - The path for the destination file. This is only present for | |
486 | copy or renames. If it is not present, this is None. | |
487 | ||
488 | If the pattern is not matched, None is returned.""" | |
489 | ||
490 | match = diffTreePattern().next().match(entry) | |
491 | if match: | |
492 | return { | |
493 | 'src_mode': match.group(1), | |
494 | 'dst_mode': match.group(2), | |
495 | 'src_sha1': match.group(3), | |
496 | 'dst_sha1': match.group(4), | |
497 | 'status': match.group(5), | |
498 | 'status_score': match.group(6), | |
499 | 'src': match.group(7), | |
500 | 'dst': match.group(10) | |
501 | } | |
502 | return None | |
503 | ||
504 | def isModeExec(mode): | |
505 | # Returns True if the given git mode represents an executable file, | |
506 | # otherwise False. | |
507 | return mode[-3:] == "755" | |
508 | ||
509 | def isModeExecChanged(src_mode, dst_mode): | |
510 | return isModeExec(src_mode) != isModeExec(dst_mode) | |
511 | ||
512 | def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None, skip_info=False): | |
513 | ||
514 | if isinstance(cmd,basestring): | |
515 | cmd = "-G " + cmd | |
516 | expand = True | |
517 | else: | |
518 | cmd = ["-G"] + cmd | |
519 | expand = False | |
520 | ||
521 | cmd = p4_build_cmd(cmd) | |
522 | if verbose: | |
523 | sys.stderr.write("Opening pipe: %s\n" % str(cmd)) | |
524 | ||
525 | # Use a temporary file to avoid deadlocks without | |
526 | # subprocess.communicate(), which would put another copy | |
527 | # of stdout into memory. | |
528 | stdin_file = None | |
529 | if stdin is not None: | |
530 | stdin_file = tempfile.TemporaryFile(prefix='p4-stdin', mode=stdin_mode) | |
531 | if isinstance(stdin,basestring): | |
532 | stdin_file.write(stdin) | |
533 | else: | |
534 | for i in stdin: | |
535 | stdin_file.write(i + '\n') | |
536 | stdin_file.flush() | |
537 | stdin_file.seek(0) | |
538 | ||
539 | p4 = subprocess.Popen(cmd, | |
540 | shell=expand, | |
541 | stdin=stdin_file, | |
542 | stdout=subprocess.PIPE) | |
543 | ||
544 | result = [] | |
545 | try: | |
546 | while True: | |
547 | entry = marshal.load(p4.stdout) | |
548 | if skip_info: | |
549 | if 'code' in entry and entry['code'] == 'info': | |
550 | continue | |
551 | if cb is not None: | |
552 | cb(entry) | |
553 | else: | |
554 | result.append(entry) | |
555 | except EOFError: | |
556 | pass | |
557 | exitCode = p4.wait() | |
558 | if exitCode != 0: | |
559 | entry = {} | |
560 | entry["p4ExitCode"] = exitCode | |
561 | result.append(entry) | |
562 | ||
563 | return result | |
564 | ||
565 | def p4Cmd(cmd): | |
566 | list = p4CmdList(cmd) | |
567 | result = {} | |
568 | for entry in list: | |
569 | result.update(entry) | |
570 | return result; | |
571 | ||
572 | def p4Where(depotPath): | |
573 | if not depotPath.endswith("/"): | |
574 | depotPath += "/" | |
575 | depotPathLong = depotPath + "..." | |
576 | outputList = p4CmdList(["where", depotPathLong]) | |
577 | output = None | |
578 | for entry in outputList: | |
579 | if "depotFile" in entry: | |
580 | # Search for the base client side depot path, as long as it starts with the branch's P4 path. | |
581 | # The base path always ends with "/...". | |
582 | if entry["depotFile"].find(depotPath) == 0 and entry["depotFile"][-4:] == "/...": | |
583 | output = entry | |
584 | break | |
585 | elif "data" in entry: | |
586 | data = entry.get("data") | |
587 | space = data.find(" ") | |
588 | if data[:space] == depotPath: | |
589 | output = entry | |
590 | break | |
591 | if output == None: | |
592 | return "" | |
593 | if output["code"] == "error": | |
594 | return "" | |
595 | clientPath = "" | |
596 | if "path" in output: | |
597 | clientPath = output.get("path") | |
598 | elif "data" in output: | |
599 | data = output.get("data") | |
600 | lastSpace = data.rfind(" ") | |
601 | clientPath = data[lastSpace + 1:] | |
602 | ||
603 | if clientPath.endswith("..."): | |
604 | clientPath = clientPath[:-3] | |
605 | return clientPath | |
606 | ||
607 | def currentGitBranch(): | |
608 | return read_pipe_text(["git", "symbolic-ref", "--short", "-q", "HEAD"]) | |
609 | ||
610 | def isValidGitDir(path): | |
611 | return git_dir(path) != None | |
612 | ||
613 | def parseRevision(ref): | |
614 | return read_pipe("git rev-parse %s" % ref).strip() | |
615 | ||
616 | def branchExists(ref): | |
617 | rev = read_pipe(["git", "rev-parse", "-q", "--verify", ref], | |
618 | ignore_error=True) | |
619 | return len(rev) > 0 | |
620 | ||
621 | def extractLogMessageFromGitCommit(commit): | |
622 | logMessage = "" | |
623 | ||
624 | ## fixme: title is first line of commit, not 1st paragraph. | |
625 | foundTitle = False | |
626 | for log in read_pipe_lines("git cat-file commit %s" % commit): | |
627 | if not foundTitle: | |
628 | if len(log) == 1: | |
629 | foundTitle = True | |
630 | continue | |
631 | ||
632 | logMessage += log | |
633 | return logMessage | |
634 | ||
635 | def extractSettingsGitLog(log): | |
636 | values = {} | |
637 | for line in log.split("\n"): | |
638 | line = line.strip() | |
639 | m = re.search (r"^ *\[git-p4: (.*)\]$", line) | |
640 | if not m: | |
641 | continue | |
642 | ||
643 | assignments = m.group(1).split (':') | |
644 | for a in assignments: | |
645 | vals = a.split ('=') | |
646 | key = vals[0].strip() | |
647 | val = ('='.join (vals[1:])).strip() | |
648 | if val.endswith ('\"') and val.startswith('"'): | |
649 | val = val[1:-1] | |
650 | ||
651 | values[key] = val | |
652 | ||
653 | paths = values.get("depot-paths") | |
654 | if not paths: | |
655 | paths = values.get("depot-path") | |
656 | if paths: | |
657 | values['depot-paths'] = paths.split(',') | |
658 | return values | |
659 | ||
660 | def gitBranchExists(branch): | |
661 | proc = subprocess.Popen(["git", "rev-parse", branch], | |
662 | stderr=subprocess.PIPE, stdout=subprocess.PIPE); | |
663 | return proc.wait() == 0; | |
664 | ||
665 | _gitConfig = {} | |
666 | ||
667 | def gitConfig(key, typeSpecifier=None): | |
668 | if not _gitConfig.has_key(key): | |
669 | cmd = [ "git", "config" ] | |
670 | if typeSpecifier: | |
671 | cmd += [ typeSpecifier ] | |
672 | cmd += [ key ] | |
673 | s = read_pipe(cmd, ignore_error=True) | |
674 | _gitConfig[key] = s.strip() | |
675 | return _gitConfig[key] | |
676 | ||
677 | def gitConfigBool(key): | |
678 | """Return a bool, using git config --bool. It is True only if the | |
679 | variable is set to true, and False if set to false or not present | |
680 | in the config.""" | |
681 | ||
682 | if not _gitConfig.has_key(key): | |
683 | _gitConfig[key] = gitConfig(key, '--bool') == "true" | |
684 | return _gitConfig[key] | |
685 | ||
686 | def gitConfigInt(key): | |
687 | if not _gitConfig.has_key(key): | |
688 | cmd = [ "git", "config", "--int", key ] | |
689 | s = read_pipe(cmd, ignore_error=True) | |
690 | v = s.strip() | |
691 | try: | |
692 | _gitConfig[key] = int(gitConfig(key, '--int')) | |
693 | except ValueError: | |
694 | _gitConfig[key] = None | |
695 | return _gitConfig[key] | |
696 | ||
697 | def gitConfigList(key): | |
698 | if not _gitConfig.has_key(key): | |
699 | s = read_pipe(["git", "config", "--get-all", key], ignore_error=True) | |
700 | _gitConfig[key] = s.strip().splitlines() | |
701 | if _gitConfig[key] == ['']: | |
702 | _gitConfig[key] = [] | |
703 | return _gitConfig[key] | |
704 | ||
705 | def p4BranchesInGit(branchesAreInRemotes=True): | |
706 | """Find all the branches whose names start with "p4/", looking | |
707 | in remotes or heads as specified by the argument. Return | |
708 | a dictionary of { branch: revision } for each one found. | |
709 | The branch names are the short names, without any | |
710 | "p4/" prefix.""" | |
711 | ||
712 | branches = {} | |
713 | ||
714 | cmdline = "git rev-parse --symbolic " | |
715 | if branchesAreInRemotes: | |
716 | cmdline += "--remotes" | |
717 | else: | |
718 | cmdline += "--branches" | |
719 | ||
720 | for line in read_pipe_lines(cmdline): | |
721 | line = line.strip() | |
722 | ||
723 | # only import to p4/ | |
724 | if not line.startswith('p4/'): | |
725 | continue | |
726 | # special symbolic ref to p4/master | |
727 | if line == "p4/HEAD": | |
728 | continue | |
729 | ||
730 | # strip off p4/ prefix | |
731 | branch = line[len("p4/"):] | |
732 | ||
733 | branches[branch] = parseRevision(line) | |
734 | ||
735 | return branches | |
736 | ||
737 | def branch_exists(branch): | |
738 | """Make sure that the given ref name really exists.""" | |
739 | ||
740 | cmd = [ "git", "rev-parse", "--symbolic", "--verify", branch ] | |
741 | p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
742 | out, _ = p.communicate() | |
743 | if p.returncode: | |
744 | return False | |
745 | # expect exactly one line of output: the branch name | |
746 | return out.rstrip() == branch | |
747 | ||
748 | def findUpstreamBranchPoint(head = "HEAD"): | |
749 | branches = p4BranchesInGit() | |
750 | # map from depot-path to branch name | |
751 | branchByDepotPath = {} | |
752 | for branch in branches.keys(): | |
753 | tip = branches[branch] | |
754 | log = extractLogMessageFromGitCommit(tip) | |
755 | settings = extractSettingsGitLog(log) | |
756 | if settings.has_key("depot-paths"): | |
757 | paths = ",".join(settings["depot-paths"]) | |
758 | branchByDepotPath[paths] = "remotes/p4/" + branch | |
759 | ||
760 | settings = None | |
761 | parent = 0 | |
762 | while parent < 65535: | |
763 | commit = head + "~%s" % parent | |
764 | log = extractLogMessageFromGitCommit(commit) | |
765 | settings = extractSettingsGitLog(log) | |
766 | if settings.has_key("depot-paths"): | |
767 | paths = ",".join(settings["depot-paths"]) | |
768 | if branchByDepotPath.has_key(paths): | |
769 | return [branchByDepotPath[paths], settings] | |
770 | ||
771 | parent = parent + 1 | |
772 | ||
773 | return ["", settings] | |
774 | ||
775 | def createOrUpdateBranchesFromOrigin(localRefPrefix = "refs/remotes/p4/", silent=True): | |
776 | if not silent: | |
777 | print ("Creating/updating branch(es) in %s based on origin branch(es)" | |
778 | % localRefPrefix) | |
779 | ||
780 | originPrefix = "origin/p4/" | |
781 | ||
782 | for line in read_pipe_lines("git rev-parse --symbolic --remotes"): | |
783 | line = line.strip() | |
784 | if (not line.startswith(originPrefix)) or line.endswith("HEAD"): | |
785 | continue | |
786 | ||
787 | headName = line[len(originPrefix):] | |
788 | remoteHead = localRefPrefix + headName | |
789 | originHead = line | |
790 | ||
791 | original = extractSettingsGitLog(extractLogMessageFromGitCommit(originHead)) | |
792 | if (not original.has_key('depot-paths') | |
793 | or not original.has_key('change')): | |
794 | continue | |
795 | ||
796 | update = False | |
797 | if not gitBranchExists(remoteHead): | |
798 | if verbose: | |
799 | print "creating %s" % remoteHead | |
800 | update = True | |
801 | else: | |
802 | settings = extractSettingsGitLog(extractLogMessageFromGitCommit(remoteHead)) | |
803 | if settings.has_key('change') > 0: | |
804 | if settings['depot-paths'] == original['depot-paths']: | |
805 | originP4Change = int(original['change']) | |
806 | p4Change = int(settings['change']) | |
807 | if originP4Change > p4Change: | |
808 | print ("%s (%s) is newer than %s (%s). " | |
809 | "Updating p4 branch from origin." | |
810 | % (originHead, originP4Change, | |
811 | remoteHead, p4Change)) | |
812 | update = True | |
813 | else: | |
814 | print ("Ignoring: %s was imported from %s while " | |
815 | "%s was imported from %s" | |
816 | % (originHead, ','.join(original['depot-paths']), | |
817 | remoteHead, ','.join(settings['depot-paths']))) | |
818 | ||
819 | if update: | |
820 | system("git update-ref %s %s" % (remoteHead, originHead)) | |
821 | ||
822 | def originP4BranchesExist(): | |
823 | return gitBranchExists("origin") or gitBranchExists("origin/p4") or gitBranchExists("origin/p4/master") | |
824 | ||
825 | ||
826 | def p4ParseNumericChangeRange(parts): | |
827 | changeStart = int(parts[0][1:]) | |
828 | if parts[1] == '#head': | |
829 | changeEnd = p4_last_change() | |
830 | else: | |
831 | changeEnd = int(parts[1]) | |
832 | ||
833 | return (changeStart, changeEnd) | |
834 | ||
835 | def chooseBlockSize(blockSize): | |
836 | if blockSize: | |
837 | return blockSize | |
838 | else: | |
839 | return defaultBlockSize | |
840 | ||
841 | def p4ChangesForPaths(depotPaths, changeRange, requestedBlockSize): | |
842 | assert depotPaths | |
843 | ||
844 | # Parse the change range into start and end. Try to find integer | |
845 | # revision ranges as these can be broken up into blocks to avoid | |
846 | # hitting server-side limits (maxrows, maxscanresults). But if | |
847 | # that doesn't work, fall back to using the raw revision specifier | |
848 | # strings, without using block mode. | |
849 | ||
850 | if changeRange is None or changeRange == '': | |
851 | changeStart = 1 | |
852 | changeEnd = p4_last_change() | |
853 | block_size = chooseBlockSize(requestedBlockSize) | |
854 | else: | |
855 | parts = changeRange.split(',') | |
856 | assert len(parts) == 2 | |
857 | try: | |
858 | (changeStart, changeEnd) = p4ParseNumericChangeRange(parts) | |
859 | block_size = chooseBlockSize(requestedBlockSize) | |
860 | except: | |
861 | changeStart = parts[0][1:] | |
862 | changeEnd = parts[1] | |
863 | if requestedBlockSize: | |
864 | die("cannot use --changes-block-size with non-numeric revisions") | |
865 | block_size = None | |
866 | ||
867 | changes = set() | |
868 | ||
869 | # Retrieve changes a block at a time, to prevent running | |
870 | # into a MaxResults/MaxScanRows error from the server. | |
871 | ||
872 | while True: | |
873 | cmd = ['changes'] | |
874 | ||
875 | if block_size: | |
876 | end = min(changeEnd, changeStart + block_size) | |
877 | revisionRange = "%d,%d" % (changeStart, end) | |
878 | else: | |
879 | revisionRange = "%s,%s" % (changeStart, changeEnd) | |
880 | ||
881 | for p in depotPaths: | |
882 | cmd += ["%s...@%s" % (p, revisionRange)] | |
883 | ||
884 | # Insert changes in chronological order | |
885 | for entry in reversed(p4CmdList(cmd)): | |
886 | if entry.has_key('p4ExitCode'): | |
887 | die('Error retrieving changes descriptions ({})'.format(entry['p4ExitCode'])) | |
888 | if not entry.has_key('change'): | |
889 | continue | |
890 | changes.add(int(entry['change'])) | |
891 | ||
892 | if not block_size: | |
893 | break | |
894 | ||
895 | if end >= changeEnd: | |
896 | break | |
897 | ||
898 | changeStart = end + 1 | |
899 | ||
900 | changes = sorted(changes) | |
901 | return changes | |
902 | ||
903 | def p4PathStartsWith(path, prefix): | |
904 | # This method tries to remedy a potential mixed-case issue: | |
905 | # | |
906 | # If UserA adds //depot/DirA/file1 | |
907 | # and UserB adds //depot/dira/file2 | |
908 | # | |
909 | # we may or may not have a problem. If you have core.ignorecase=true, | |
910 | # we treat DirA and dira as the same directory | |
911 | if gitConfigBool("core.ignorecase"): | |
912 | return path.lower().startswith(prefix.lower()) | |
913 | return path.startswith(prefix) | |
914 | ||
915 | def getClientSpec(): | |
916 | """Look at the p4 client spec, create a View() object that contains | |
917 | all the mappings, and return it.""" | |
918 | ||
919 | specList = p4CmdList("client -o") | |
920 | if len(specList) != 1: | |
921 | die('Output from "client -o" is %d lines, expecting 1' % | |
922 | len(specList)) | |
923 | ||
924 | # dictionary of all client parameters | |
925 | entry = specList[0] | |
926 | ||
927 | # the //client/ name | |
928 | client_name = entry["Client"] | |
929 | ||
930 | # just the keys that start with "View" | |
931 | view_keys = [ k for k in entry.keys() if k.startswith("View") ] | |
932 | ||
933 | # hold this new View | |
934 | view = View(client_name) | |
935 | ||
936 | # append the lines, in order, to the view | |
937 | for view_num in range(len(view_keys)): | |
938 | k = "View%d" % view_num | |
939 | if k not in view_keys: | |
940 | die("Expected view key %s missing" % k) | |
941 | view.append(entry[k]) | |
942 | ||
943 | return view | |
944 | ||
945 | def getClientRoot(): | |
946 | """Grab the client directory.""" | |
947 | ||
948 | output = p4CmdList("client -o") | |
949 | if len(output) != 1: | |
950 | die('Output from "client -o" is %d lines, expecting 1' % len(output)) | |
951 | ||
952 | entry = output[0] | |
953 | if "Root" not in entry: | |
954 | die('Client has no "Root"') | |
955 | ||
956 | return entry["Root"] | |
957 | ||
958 | # | |
959 | # P4 wildcards are not allowed in filenames. P4 complains | |
960 | # if you simply add them, but you can force it with "-f", in | |
961 | # which case it translates them into %xx encoding internally. | |
962 | # | |
963 | def wildcard_decode(path): | |
964 | # Search for and fix just these four characters. Do % last so | |
965 | # that fixing it does not inadvertently create new %-escapes. | |
966 | # Cannot have * in a filename in windows; untested as to | |
967 | # what p4 would do in such a case. | |
968 | if not platform.system() == "Windows": | |
969 | path = path.replace("%2A", "*") | |
970 | path = path.replace("%23", "#") \ | |
971 | .replace("%40", "@") \ | |
972 | .replace("%25", "%") | |
973 | return path | |
974 | ||
975 | def wildcard_encode(path): | |
976 | # do % first to avoid double-encoding the %s introduced here | |
977 | path = path.replace("%", "%25") \ | |
978 | .replace("*", "%2A") \ | |
979 | .replace("#", "%23") \ | |
980 | .replace("@", "%40") | |
981 | return path | |
982 | ||
983 | def wildcard_present(path): | |
984 | m = re.search("[*#@%]", path) | |
985 | return m is not None | |
986 | ||
987 | class LargeFileSystem(object): | |
988 | """Base class for large file system support.""" | |
989 | ||
990 | def __init__(self, writeToGitStream): | |
991 | self.largeFiles = set() | |
992 | self.writeToGitStream = writeToGitStream | |
993 | ||
994 | def generatePointer(self, cloneDestination, contentFile): | |
995 | """Return the content of a pointer file that is stored in Git instead of | |
996 | the actual content.""" | |
997 | assert False, "Method 'generatePointer' required in " + self.__class__.__name__ | |
998 | ||
999 | def pushFile(self, localLargeFile): | |
1000 | """Push the actual content which is not stored in the Git repository to | |
1001 | a server.""" | |
1002 | assert False, "Method 'pushFile' required in " + self.__class__.__name__ | |
1003 | ||
1004 | def hasLargeFileExtension(self, relPath): | |
1005 | return reduce( | |
1006 | lambda a, b: a or b, | |
1007 | [relPath.endswith('.' + e) for e in gitConfigList('git-p4.largeFileExtensions')], | |
1008 | False | |
1009 | ) | |
1010 | ||
1011 | def generateTempFile(self, contents): | |
1012 | contentFile = tempfile.NamedTemporaryFile(prefix='git-p4-large-file', delete=False) | |
1013 | for d in contents: | |
1014 | contentFile.write(d) | |
1015 | contentFile.close() | |
1016 | return contentFile.name | |
1017 | ||
1018 | def exceedsLargeFileThreshold(self, relPath, contents): | |
1019 | if gitConfigInt('git-p4.largeFileThreshold'): | |
1020 | contentsSize = sum(len(d) for d in contents) | |
1021 | if contentsSize > gitConfigInt('git-p4.largeFileThreshold'): | |
1022 | return True | |
1023 | if gitConfigInt('git-p4.largeFileCompressedThreshold'): | |
1024 | contentsSize = sum(len(d) for d in contents) | |
1025 | if contentsSize <= gitConfigInt('git-p4.largeFileCompressedThreshold'): | |
1026 | return False | |
1027 | contentTempFile = self.generateTempFile(contents) | |
1028 | compressedContentFile = tempfile.NamedTemporaryFile(prefix='git-p4-large-file', delete=False) | |
1029 | zf = zipfile.ZipFile(compressedContentFile.name, mode='w') | |
1030 | zf.write(contentTempFile, compress_type=zipfile.ZIP_DEFLATED) | |
1031 | zf.close() | |
1032 | compressedContentsSize = zf.infolist()[0].compress_size | |
1033 | os.remove(contentTempFile) | |
1034 | os.remove(compressedContentFile.name) | |
1035 | if compressedContentsSize > gitConfigInt('git-p4.largeFileCompressedThreshold'): | |
1036 | return True | |
1037 | return False | |
1038 | ||
1039 | def addLargeFile(self, relPath): | |
1040 | self.largeFiles.add(relPath) | |
1041 | ||
1042 | def removeLargeFile(self, relPath): | |
1043 | self.largeFiles.remove(relPath) | |
1044 | ||
1045 | def isLargeFile(self, relPath): | |
1046 | return relPath in self.largeFiles | |
1047 | ||
1048 | def processContent(self, git_mode, relPath, contents): | |
1049 | """Processes the content of git fast import. This method decides if a | |
1050 | file is stored in the large file system and handles all necessary | |
1051 | steps.""" | |
1052 | if self.exceedsLargeFileThreshold(relPath, contents) or self.hasLargeFileExtension(relPath): | |
1053 | contentTempFile = self.generateTempFile(contents) | |
1054 | (pointer_git_mode, contents, localLargeFile) = self.generatePointer(contentTempFile) | |
1055 | if pointer_git_mode: | |
1056 | git_mode = pointer_git_mode | |
1057 | if localLargeFile: | |
1058 | # Move temp file to final location in large file system | |
1059 | largeFileDir = os.path.dirname(localLargeFile) | |
1060 | if not os.path.isdir(largeFileDir): | |
1061 | os.makedirs(largeFileDir) | |
1062 | shutil.move(contentTempFile, localLargeFile) | |
1063 | self.addLargeFile(relPath) | |
1064 | if gitConfigBool('git-p4.largeFilePush'): | |
1065 | self.pushFile(localLargeFile) | |
1066 | if verbose: | |
1067 | sys.stderr.write("%s moved to large file system (%s)\n" % (relPath, localLargeFile)) | |
1068 | return (git_mode, contents) | |
1069 | ||
1070 | class MockLFS(LargeFileSystem): | |
1071 | """Mock large file system for testing.""" | |
1072 | ||
1073 | def generatePointer(self, contentFile): | |
1074 | """The pointer content is the original content prefixed with "pointer-". | |
1075 | The local filename of the large file storage is derived from the file content. | |
1076 | """ | |
1077 | with open(contentFile, 'r') as f: | |
1078 | content = next(f) | |
1079 | gitMode = '100644' | |
1080 | pointerContents = 'pointer-' + content | |
1081 | localLargeFile = os.path.join(os.getcwd(), '.git', 'mock-storage', 'local', content[:-1]) | |
1082 | return (gitMode, pointerContents, localLargeFile) | |
1083 | ||
1084 | def pushFile(self, localLargeFile): | |
1085 | """The remote filename of the large file storage is the same as the local | |
1086 | one but in a different directory. | |
1087 | """ | |
1088 | remotePath = os.path.join(os.path.dirname(localLargeFile), '..', 'remote') | |
1089 | if not os.path.exists(remotePath): | |
1090 | os.makedirs(remotePath) | |
1091 | shutil.copyfile(localLargeFile, os.path.join(remotePath, os.path.basename(localLargeFile))) | |
1092 | ||
1093 | class GitLFS(LargeFileSystem): | |
1094 | """Git LFS as backend for the git-p4 large file system. | |
1095 | See https://git-lfs.github.com/ for details.""" | |
1096 | ||
1097 | def __init__(self, *args): | |
1098 | LargeFileSystem.__init__(self, *args) | |
1099 | self.baseGitAttributes = [] | |
1100 | ||
1101 | def generatePointer(self, contentFile): | |
1102 | """Generate a Git LFS pointer for the content. Return LFS Pointer file | |
1103 | mode and content which is stored in the Git repository instead of | |
1104 | the actual content. Return also the new location of the actual | |
1105 | content. | |
1106 | """ | |
1107 | if os.path.getsize(contentFile) == 0: | |
1108 | return (None, '', None) | |
1109 | ||
1110 | pointerProcess = subprocess.Popen( | |
1111 | ['git', 'lfs', 'pointer', '--file=' + contentFile], | |
1112 | stdout=subprocess.PIPE | |
1113 | ) | |
1114 | pointerFile = pointerProcess.stdout.read() | |
1115 | if pointerProcess.wait(): | |
1116 | os.remove(contentFile) | |
1117 | die('git-lfs pointer command failed. Did you install the extension?') | |
1118 | ||
1119 | # Git LFS removed the preamble in the output of the 'pointer' command | |
1120 | # starting from version 1.2.0. Check for the preamble here to support | |
1121 | # earlier versions. | |
1122 | # c.f. https://github.com/github/git-lfs/commit/da2935d9a739592bc775c98d8ef4df9c72ea3b43 | |
1123 | if pointerFile.startswith('Git LFS pointer for'): | |
1124 | pointerFile = re.sub(r'Git LFS pointer for.*\n\n', '', pointerFile) | |
1125 | ||
1126 | oid = re.search(r'^oid \w+:(\w+)', pointerFile, re.MULTILINE).group(1) | |
1127 | localLargeFile = os.path.join( | |
1128 | os.getcwd(), | |
1129 | '.git', 'lfs', 'objects', oid[:2], oid[2:4], | |
1130 | oid, | |
1131 | ) | |
1132 | # LFS Spec states that pointer files should not have the executable bit set. | |
1133 | gitMode = '100644' | |
1134 | return (gitMode, pointerFile, localLargeFile) | |
1135 | ||
1136 | def pushFile(self, localLargeFile): | |
1137 | uploadProcess = subprocess.Popen( | |
1138 | ['git', 'lfs', 'push', '--object-id', 'origin', os.path.basename(localLargeFile)] | |
1139 | ) | |
1140 | if uploadProcess.wait(): | |
1141 | die('git-lfs push command failed. Did you define a remote?') | |
1142 | ||
1143 | def generateGitAttributes(self): | |
1144 | return ( | |
1145 | self.baseGitAttributes + | |
1146 | [ | |
1147 | '\n', | |
1148 | '#\n', | |
1149 | '# Git LFS (see https://git-lfs.github.com/)\n', | |
1150 | '#\n', | |
1151 | ] + | |
1152 | ['*.' + f.replace(' ', '[[:space:]]') + ' filter=lfs diff=lfs merge=lfs -text\n' | |
1153 | for f in sorted(gitConfigList('git-p4.largeFileExtensions')) | |
1154 | ] + | |
1155 | ['/' + f.replace(' ', '[[:space:]]') + ' filter=lfs diff=lfs merge=lfs -text\n' | |
1156 | for f in sorted(self.largeFiles) if not self.hasLargeFileExtension(f) | |
1157 | ] | |
1158 | ) | |
1159 | ||
1160 | def addLargeFile(self, relPath): | |
1161 | LargeFileSystem.addLargeFile(self, relPath) | |
1162 | self.writeToGitStream('100644', '.gitattributes', self.generateGitAttributes()) | |
1163 | ||
1164 | def removeLargeFile(self, relPath): | |
1165 | LargeFileSystem.removeLargeFile(self, relPath) | |
1166 | self.writeToGitStream('100644', '.gitattributes', self.generateGitAttributes()) | |
1167 | ||
1168 | def processContent(self, git_mode, relPath, contents): | |
1169 | if relPath == '.gitattributes': | |
1170 | self.baseGitAttributes = contents | |
1171 | return (git_mode, self.generateGitAttributes()) | |
1172 | else: | |
1173 | return LargeFileSystem.processContent(self, git_mode, relPath, contents) | |
1174 | ||
1175 | class Command: | |
1176 | def __init__(self): | |
1177 | self.usage = "usage: %prog [options]" | |
1178 | self.needsGit = True | |
1179 | self.verbose = False | |
1180 | ||
1181 | # This is required for the "append" cloneExclude action | |
1182 | def ensure_value(self, attr, value): | |
1183 | if not hasattr(self, attr) or getattr(self, attr) is None: | |
1184 | setattr(self, attr, value) | |
1185 | return getattr(self, attr) | |
1186 | ||
1187 | class P4UserMap: | |
1188 | def __init__(self): | |
1189 | self.userMapFromPerforceServer = False | |
1190 | self.myP4UserId = None | |
1191 | ||
1192 | def p4UserId(self): | |
1193 | if self.myP4UserId: | |
1194 | return self.myP4UserId | |
1195 | ||
1196 | results = p4CmdList("user -o") | |
1197 | for r in results: | |
1198 | if r.has_key('User'): | |
1199 | self.myP4UserId = r['User'] | |
1200 | return r['User'] | |
1201 | die("Could not find your p4 user id") | |
1202 | ||
1203 | def p4UserIsMe(self, p4User): | |
1204 | # return True if the given p4 user is actually me | |
1205 | me = self.p4UserId() | |
1206 | if not p4User or p4User != me: | |
1207 | return False | |
1208 | else: | |
1209 | return True | |
1210 | ||
1211 | def getUserCacheFilename(self): | |
1212 | home = os.environ.get("HOME", os.environ.get("USERPROFILE")) | |
1213 | return home + "/.gitp4-usercache.txt" | |
1214 | ||
1215 | def getUserMapFromPerforceServer(self): | |
1216 | if self.userMapFromPerforceServer: | |
1217 | return | |
1218 | self.users = {} | |
1219 | self.emails = {} | |
1220 | ||
1221 | for output in p4CmdList("users"): | |
1222 | if not output.has_key("User"): | |
1223 | continue | |
1224 | self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">" | |
1225 | self.emails[output["Email"]] = output["User"] | |
1226 | ||
1227 | mapUserConfigRegex = re.compile(r"^\s*(\S+)\s*=\s*(.+)\s*<(\S+)>\s*$", re.VERBOSE) | |
1228 | for mapUserConfig in gitConfigList("git-p4.mapUser"): | |
1229 | mapUser = mapUserConfigRegex.findall(mapUserConfig) | |
1230 | if mapUser and len(mapUser[0]) == 3: | |
1231 | user = mapUser[0][0] | |
1232 | fullname = mapUser[0][1] | |
1233 | email = mapUser[0][2] | |
1234 | self.users[user] = fullname + " <" + email + ">" | |
1235 | self.emails[email] = user | |
1236 | ||
1237 | s = '' | |
1238 | for (key, val) in self.users.items(): | |
1239 | s += "%s\t%s\n" % (key.expandtabs(1), val.expandtabs(1)) | |
1240 | ||
1241 | open(self.getUserCacheFilename(), "wb").write(s) | |
1242 | self.userMapFromPerforceServer = True | |
1243 | ||
1244 | def loadUserMapFromCache(self): | |
1245 | self.users = {} | |
1246 | self.userMapFromPerforceServer = False | |
1247 | try: | |
1248 | cache = open(self.getUserCacheFilename(), "rb") | |
1249 | lines = cache.readlines() | |
1250 | cache.close() | |
1251 | for line in lines: | |
1252 | entry = line.strip().split("\t") | |
1253 | self.users[entry[0]] = entry[1] | |
1254 | except IOError: | |
1255 | self.getUserMapFromPerforceServer() | |
1256 | ||
1257 | class P4Debug(Command): | |
1258 | def __init__(self): | |
1259 | Command.__init__(self) | |
1260 | self.options = [] | |
1261 | self.description = "A tool to debug the output of p4 -G." | |
1262 | self.needsGit = False | |
1263 | ||
1264 | def run(self, args): | |
1265 | j = 0 | |
1266 | for output in p4CmdList(args): | |
1267 | print 'Element: %d' % j | |
1268 | j += 1 | |
1269 | print output | |
1270 | return True | |
1271 | ||
1272 | class P4RollBack(Command): | |
1273 | def __init__(self): | |
1274 | Command.__init__(self) | |
1275 | self.options = [ | |
1276 | optparse.make_option("--local", dest="rollbackLocalBranches", action="store_true") | |
1277 | ] | |
1278 | self.description = "A tool to debug the multi-branch import. Don't use :)" | |
1279 | self.rollbackLocalBranches = False | |
1280 | ||
1281 | def run(self, args): | |
1282 | if len(args) != 1: | |
1283 | return False | |
1284 | maxChange = int(args[0]) | |
1285 | ||
1286 | if "p4ExitCode" in p4Cmd("changes -m 1"): | |
1287 | die("Problems executing p4"); | |
1288 | ||
1289 | if self.rollbackLocalBranches: | |
1290 | refPrefix = "refs/heads/" | |
1291 | lines = read_pipe_lines("git rev-parse --symbolic --branches") | |
1292 | else: | |
1293 | refPrefix = "refs/remotes/" | |
1294 | lines = read_pipe_lines("git rev-parse --symbolic --remotes") | |
1295 | ||
1296 | for line in lines: | |
1297 | if self.rollbackLocalBranches or (line.startswith("p4/") and line != "p4/HEAD\n"): | |
1298 | line = line.strip() | |
1299 | ref = refPrefix + line | |
1300 | log = extractLogMessageFromGitCommit(ref) | |
1301 | settings = extractSettingsGitLog(log) | |
1302 | ||
1303 | depotPaths = settings['depot-paths'] | |
1304 | change = settings['change'] | |
1305 | ||
1306 | changed = False | |
1307 | ||
1308 | if len(p4Cmd("changes -m 1 " + ' '.join (['%s...@%s' % (p, maxChange) | |
1309 | for p in depotPaths]))) == 0: | |
1310 | print "Branch %s did not exist at change %s, deleting." % (ref, maxChange) | |
1311 | system("git update-ref -d %s `git rev-parse %s`" % (ref, ref)) | |
1312 | continue | |
1313 | ||
1314 | while change and int(change) > maxChange: | |
1315 | changed = True | |
1316 | if self.verbose: | |
1317 | print "%s is at %s ; rewinding towards %s" % (ref, change, maxChange) | |
1318 | system("git update-ref %s \"%s^\"" % (ref, ref)) | |
1319 | log = extractLogMessageFromGitCommit(ref) | |
1320 | settings = extractSettingsGitLog(log) | |
1321 | ||
1322 | ||
1323 | depotPaths = settings['depot-paths'] | |
1324 | change = settings['change'] | |
1325 | ||
1326 | if changed: | |
1327 | print "%s rewound to %s" % (ref, change) | |
1328 | ||
1329 | return True | |
1330 | ||
1331 | class P4Submit(Command, P4UserMap): | |
1332 | ||
1333 | conflict_behavior_choices = ("ask", "skip", "quit") | |
1334 | ||
1335 | def __init__(self): | |
1336 | Command.__init__(self) | |
1337 | P4UserMap.__init__(self) | |
1338 | self.options = [ | |
1339 | optparse.make_option("--origin", dest="origin"), | |
1340 | optparse.make_option("-M", dest="detectRenames", action="store_true"), | |
1341 | # preserve the user, requires relevant p4 permissions | |
1342 | optparse.make_option("--preserve-user", dest="preserveUser", action="store_true"), | |
1343 | optparse.make_option("--export-labels", dest="exportLabels", action="store_true"), | |
1344 | optparse.make_option("--dry-run", "-n", dest="dry_run", action="store_true"), | |
1345 | optparse.make_option("--prepare-p4-only", dest="prepare_p4_only", action="store_true"), | |
1346 | optparse.make_option("--conflict", dest="conflict_behavior", | |
1347 | choices=self.conflict_behavior_choices), | |
1348 | optparse.make_option("--branch", dest="branch"), | |
1349 | optparse.make_option("--shelve", dest="shelve", action="store_true", | |
1350 | help="Shelve instead of submit. Shelved files are reverted, " | |
1351 | "restoring the workspace to the state before the shelve"), | |
1352 | optparse.make_option("--update-shelve", dest="update_shelve", action="append", type="int", | |
1353 | metavar="CHANGELIST", | |
1354 | help="update an existing shelved changelist, implies --shelve, " | |
1355 | "repeat in-order for multiple shelved changelists") | |
1356 | ] | |
1357 | self.description = "Submit changes from git to the perforce depot." | |
1358 | self.usage += " [name of git branch to submit into perforce depot]" | |
1359 | self.origin = "" | |
1360 | self.detectRenames = False | |
1361 | self.preserveUser = gitConfigBool("git-p4.preserveUser") | |
1362 | self.dry_run = False | |
1363 | self.shelve = False | |
1364 | self.update_shelve = list() | |
1365 | self.prepare_p4_only = False | |
1366 | self.conflict_behavior = None | |
1367 | self.isWindows = (platform.system() == "Windows") | |
1368 | self.exportLabels = False | |
1369 | self.p4HasMoveCommand = p4_has_move_command() | |
1370 | self.branch = None | |
1371 | ||
1372 | if gitConfig('git-p4.largeFileSystem'): | |
1373 | die("Large file system not supported for git-p4 submit command. Please remove it from config.") | |
1374 | ||
1375 | def check(self): | |
1376 | if len(p4CmdList("opened ...")) > 0: | |
1377 | die("You have files opened with perforce! Close them before starting the sync.") | |
1378 | ||
1379 | def separate_jobs_from_description(self, message): | |
1380 | """Extract and return a possible Jobs field in the commit | |
1381 | message. It goes into a separate section in the p4 change | |
1382 | specification. | |
1383 | ||
1384 | A jobs line starts with "Jobs:" and looks like a new field | |
1385 | in a form. Values are white-space separated on the same | |
1386 | line or on following lines that start with a tab. | |
1387 | ||
1388 | This does not parse and extract the full git commit message | |
1389 | like a p4 form. It just sees the Jobs: line as a marker | |
1390 | to pass everything from then on directly into the p4 form, | |
1391 | but outside the description section. | |
1392 | ||
1393 | Return a tuple (stripped log message, jobs string).""" | |
1394 | ||
1395 | m = re.search(r'^Jobs:', message, re.MULTILINE) | |
1396 | if m is None: | |
1397 | return (message, None) | |
1398 | ||
1399 | jobtext = message[m.start():] | |
1400 | stripped_message = message[:m.start()].rstrip() | |
1401 | return (stripped_message, jobtext) | |
1402 | ||
1403 | def prepareLogMessage(self, template, message, jobs): | |
1404 | """Edits the template returned from "p4 change -o" to insert | |
1405 | the message in the Description field, and the jobs text in | |
1406 | the Jobs field.""" | |
1407 | result = "" | |
1408 | ||
1409 | inDescriptionSection = False | |
1410 | ||
1411 | for line in template.split("\n"): | |
1412 | if line.startswith("#"): | |
1413 | result += line + "\n" | |
1414 | continue | |
1415 | ||
1416 | if inDescriptionSection: | |
1417 | if line.startswith("Files:") or line.startswith("Jobs:"): | |
1418 | inDescriptionSection = False | |
1419 | # insert Jobs section | |
1420 | if jobs: | |
1421 | result += jobs + "\n" | |
1422 | else: | |
1423 | continue | |
1424 | else: | |
1425 | if line.startswith("Description:"): | |
1426 | inDescriptionSection = True | |
1427 | line += "\n" | |
1428 | for messageLine in message.split("\n"): | |
1429 | line += "\t" + messageLine + "\n" | |
1430 | ||
1431 | result += line + "\n" | |
1432 | ||
1433 | return result | |
1434 | ||
1435 | def patchRCSKeywords(self, file, pattern): | |
1436 | # Attempt to zap the RCS keywords in a p4 controlled file matching the given pattern | |
1437 | (handle, outFileName) = tempfile.mkstemp(dir='.') | |
1438 | try: | |
1439 | outFile = os.fdopen(handle, "w+") | |
1440 | inFile = open(file, "r") | |
1441 | regexp = re.compile(pattern, re.VERBOSE) | |
1442 | for line in inFile.readlines(): | |
1443 | line = regexp.sub(r'$\1$', line) | |
1444 | outFile.write(line) | |
1445 | inFile.close() | |
1446 | outFile.close() | |
1447 | # Forcibly overwrite the original file | |
1448 | os.unlink(file) | |
1449 | shutil.move(outFileName, file) | |
1450 | except: | |
1451 | # cleanup our temporary file | |
1452 | os.unlink(outFileName) | |
1453 | print "Failed to strip RCS keywords in %s" % file | |
1454 | raise | |
1455 | ||
1456 | print "Patched up RCS keywords in %s" % file | |
1457 | ||
1458 | def p4UserForCommit(self,id): | |
1459 | # Return the tuple (perforce user,git email) for a given git commit id | |
1460 | self.getUserMapFromPerforceServer() | |
1461 | gitEmail = read_pipe(["git", "log", "--max-count=1", | |
1462 | "--format=%ae", id]) | |
1463 | gitEmail = gitEmail.strip() | |
1464 | if not self.emails.has_key(gitEmail): | |
1465 | return (None,gitEmail) | |
1466 | else: | |
1467 | return (self.emails[gitEmail],gitEmail) | |
1468 | ||
1469 | def checkValidP4Users(self,commits): | |
1470 | # check if any git authors cannot be mapped to p4 users | |
1471 | for id in commits: | |
1472 | (user,email) = self.p4UserForCommit(id) | |
1473 | if not user: | |
1474 | msg = "Cannot find p4 user for email %s in commit %s." % (email, id) | |
1475 | if gitConfigBool("git-p4.allowMissingP4Users"): | |
1476 | print "%s" % msg | |
1477 | else: | |
1478 | die("Error: %s\nSet git-p4.allowMissingP4Users to true to allow this." % msg) | |
1479 | ||
1480 | def lastP4Changelist(self): | |
1481 | # Get back the last changelist number submitted in this client spec. This | |
1482 | # then gets used to patch up the username in the change. If the same | |
1483 | # client spec is being used by multiple processes then this might go | |
1484 | # wrong. | |
1485 | results = p4CmdList("client -o") # find the current client | |
1486 | client = None | |
1487 | for r in results: | |
1488 | if r.has_key('Client'): | |
1489 | client = r['Client'] | |
1490 | break | |
1491 | if not client: | |
1492 | die("could not get client spec") | |
1493 | results = p4CmdList(["changes", "-c", client, "-m", "1"]) | |
1494 | for r in results: | |
1495 | if r.has_key('change'): | |
1496 | return r['change'] | |
1497 | die("Could not get changelist number for last submit - cannot patch up user details") | |
1498 | ||
1499 | def modifyChangelistUser(self, changelist, newUser): | |
1500 | # fixup the user field of a changelist after it has been submitted. | |
1501 | changes = p4CmdList("change -o %s" % changelist) | |
1502 | if len(changes) != 1: | |
1503 | die("Bad output from p4 change modifying %s to user %s" % | |
1504 | (changelist, newUser)) | |
1505 | ||
1506 | c = changes[0] | |
1507 | if c['User'] == newUser: return # nothing to do | |
1508 | c['User'] = newUser | |
1509 | input = marshal.dumps(c) | |
1510 | ||
1511 | result = p4CmdList("change -f -i", stdin=input) | |
1512 | for r in result: | |
1513 | if r.has_key('code'): | |
1514 | if r['code'] == 'error': | |
1515 | die("Could not modify user field of changelist %s to %s:%s" % (changelist, newUser, r['data'])) | |
1516 | if r.has_key('data'): | |
1517 | print("Updated user field for changelist %s to %s" % (changelist, newUser)) | |
1518 | return | |
1519 | die("Could not modify user field of changelist %s to %s" % (changelist, newUser)) | |
1520 | ||
1521 | def canChangeChangelists(self): | |
1522 | # check to see if we have p4 admin or super-user permissions, either of | |
1523 | # which are required to modify changelists. | |
1524 | results = p4CmdList(["protects", self.depotPath]) | |
1525 | for r in results: | |
1526 | if r.has_key('perm'): | |
1527 | if r['perm'] == 'admin': | |
1528 | return 1 | |
1529 | if r['perm'] == 'super': | |
1530 | return 1 | |
1531 | return 0 | |
1532 | ||
1533 | def prepareSubmitTemplate(self, changelist=None): | |
1534 | """Run "p4 change -o" to grab a change specification template. | |
1535 | This does not use "p4 -G", as it is nice to keep the submission | |
1536 | template in original order, since a human might edit it. | |
1537 | ||
1538 | Remove lines in the Files section that show changes to files | |
1539 | outside the depot path we're committing into.""" | |
1540 | ||
1541 | [upstream, settings] = findUpstreamBranchPoint() | |
1542 | ||
1543 | template = """\ | |
1544 | # A Perforce Change Specification. | |
1545 | # | |
1546 | # Change: The change number. 'new' on a new changelist. | |
1547 | # Date: The date this specification was last modified. | |
1548 | # Client: The client on which the changelist was created. Read-only. | |
1549 | # User: The user who created the changelist. | |
1550 | # Status: Either 'pending' or 'submitted'. Read-only. | |
1551 | # Type: Either 'public' or 'restricted'. Default is 'public'. | |
1552 | # Description: Comments about the changelist. Required. | |
1553 | # Jobs: What opened jobs are to be closed by this changelist. | |
1554 | # You may delete jobs from this list. (New changelists only.) | |
1555 | # Files: What opened files from the default changelist are to be added | |
1556 | # to this changelist. You may delete files from this list. | |
1557 | # (New changelists only.) | |
1558 | """ | |
1559 | files_list = [] | |
1560 | inFilesSection = False | |
1561 | change_entry = None | |
1562 | args = ['change', '-o'] | |
1563 | if changelist: | |
1564 | args.append(str(changelist)) | |
1565 | for entry in p4CmdList(args): | |
1566 | if not entry.has_key('code'): | |
1567 | continue | |
1568 | if entry['code'] == 'stat': | |
1569 | change_entry = entry | |
1570 | break | |
1571 | if not change_entry: | |
1572 | die('Failed to decode output of p4 change -o') | |
1573 | for key, value in change_entry.iteritems(): | |
1574 | if key.startswith('File'): | |
1575 | if settings.has_key('depot-paths'): | |
1576 | if not [p for p in settings['depot-paths'] | |
1577 | if p4PathStartsWith(value, p)]: | |
1578 | continue | |
1579 | else: | |
1580 | if not p4PathStartsWith(value, self.depotPath): | |
1581 | continue | |
1582 | files_list.append(value) | |
1583 | continue | |
1584 | # Output in the order expected by prepareLogMessage | |
1585 | for key in ['Change', 'Client', 'User', 'Status', 'Description', 'Jobs']: | |
1586 | if not change_entry.has_key(key): | |
1587 | continue | |
1588 | template += '\n' | |
1589 | template += key + ':' | |
1590 | if key == 'Description': | |
1591 | template += '\n' | |
1592 | for field_line in change_entry[key].splitlines(): | |
1593 | template += '\t'+field_line+'\n' | |
1594 | if len(files_list) > 0: | |
1595 | template += '\n' | |
1596 | template += 'Files:\n' | |
1597 | for path in files_list: | |
1598 | template += '\t'+path+'\n' | |
1599 | return template | |
1600 | ||
1601 | def edit_template(self, template_file): | |
1602 | """Invoke the editor to let the user change the submission | |
1603 | message. Return true if okay to continue with the submit.""" | |
1604 | ||
1605 | # if configured to skip the editing part, just submit | |
1606 | if gitConfigBool("git-p4.skipSubmitEdit"): | |
1607 | return True | |
1608 | ||
1609 | # look at the modification time, to check later if the user saved | |
1610 | # the file | |
1611 | mtime = os.stat(template_file).st_mtime | |
1612 | ||
1613 | # invoke the editor | |
1614 | if os.environ.has_key("P4EDITOR") and (os.environ.get("P4EDITOR") != ""): | |
1615 | editor = os.environ.get("P4EDITOR") | |
1616 | else: | |
1617 | editor = read_pipe("git var GIT_EDITOR").strip() | |
1618 | system(["sh", "-c", ('%s "$@"' % editor), editor, template_file]) | |
1619 | ||
1620 | # If the file was not saved, prompt to see if this patch should | |
1621 | # be skipped. But skip this verification step if configured so. | |
1622 | if gitConfigBool("git-p4.skipSubmitEditCheck"): | |
1623 | return True | |
1624 | ||
1625 | # modification time updated means user saved the file | |
1626 | if os.stat(template_file).st_mtime > mtime: | |
1627 | return True | |
1628 | ||
1629 | while True: | |
1630 | response = raw_input("Submit template unchanged. Submit anyway? [y]es, [n]o (skip this patch) ") | |
1631 | if response == 'y': | |
1632 | return True | |
1633 | if response == 'n': | |
1634 | return False | |
1635 | ||
1636 | def get_diff_description(self, editedFiles, filesToAdd, symlinks): | |
1637 | # diff | |
1638 | if os.environ.has_key("P4DIFF"): | |
1639 | del(os.environ["P4DIFF"]) | |
1640 | diff = "" | |
1641 | for editedFile in editedFiles: | |
1642 | diff += p4_read_pipe(['diff', '-du', | |
1643 | wildcard_encode(editedFile)]) | |
1644 | ||
1645 | # new file diff | |
1646 | newdiff = "" | |
1647 | for newFile in filesToAdd: | |
1648 | newdiff += "==== new file ====\n" | |
1649 | newdiff += "--- /dev/null\n" | |
1650 | newdiff += "+++ %s\n" % newFile | |
1651 | ||
1652 | is_link = os.path.islink(newFile) | |
1653 | expect_link = newFile in symlinks | |
1654 | ||
1655 | if is_link and expect_link: | |
1656 | newdiff += "+%s\n" % os.readlink(newFile) | |
1657 | else: | |
1658 | f = open(newFile, "r") | |
1659 | for line in f.readlines(): | |
1660 | newdiff += "+" + line | |
1661 | f.close() | |
1662 | ||
1663 | return (diff + newdiff).replace('\r\n', '\n') | |
1664 | ||
1665 | def applyCommit(self, id): | |
1666 | """Apply one commit, return True if it succeeded.""" | |
1667 | ||
1668 | print "Applying", read_pipe(["git", "show", "-s", | |
1669 | "--format=format:%h %s", id]) | |
1670 | ||
1671 | (p4User, gitEmail) = self.p4UserForCommit(id) | |
1672 | ||
1673 | diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (self.diffOpts, id, id)) | |
1674 | filesToAdd = set() | |
1675 | filesToChangeType = set() | |
1676 | filesToDelete = set() | |
1677 | editedFiles = set() | |
1678 | pureRenameCopy = set() | |
1679 | symlinks = set() | |
1680 | filesToChangeExecBit = {} | |
1681 | all_files = list() | |
1682 | ||
1683 | for line in diff: | |
1684 | diff = parseDiffTreeEntry(line) | |
1685 | modifier = diff['status'] | |
1686 | path = diff['src'] | |
1687 | all_files.append(path) | |
1688 | ||
1689 | if modifier == "M": | |
1690 | p4_edit(path) | |
1691 | if isModeExecChanged(diff['src_mode'], diff['dst_mode']): | |
1692 | filesToChangeExecBit[path] = diff['dst_mode'] | |
1693 | editedFiles.add(path) | |
1694 | elif modifier == "A": | |
1695 | filesToAdd.add(path) | |
1696 | filesToChangeExecBit[path] = diff['dst_mode'] | |
1697 | if path in filesToDelete: | |
1698 | filesToDelete.remove(path) | |
1699 | ||
1700 | dst_mode = int(diff['dst_mode'], 8) | |
1701 | if dst_mode == 0120000: | |
1702 | symlinks.add(path) | |
1703 | ||
1704 | elif modifier == "D": | |
1705 | filesToDelete.add(path) | |
1706 | if path in filesToAdd: | |
1707 | filesToAdd.remove(path) | |
1708 | elif modifier == "C": | |
1709 | src, dest = diff['src'], diff['dst'] | |
1710 | p4_integrate(src, dest) | |
1711 | pureRenameCopy.add(dest) | |
1712 | if diff['src_sha1'] != diff['dst_sha1']: | |
1713 | p4_edit(dest) | |
1714 | pureRenameCopy.discard(dest) | |
1715 | if isModeExecChanged(diff['src_mode'], diff['dst_mode']): | |
1716 | p4_edit(dest) | |
1717 | pureRenameCopy.discard(dest) | |
1718 | filesToChangeExecBit[dest] = diff['dst_mode'] | |
1719 | if self.isWindows: | |
1720 | # turn off read-only attribute | |
1721 | os.chmod(dest, stat.S_IWRITE) | |
1722 | os.unlink(dest) | |
1723 | editedFiles.add(dest) | |
1724 | elif modifier == "R": | |
1725 | src, dest = diff['src'], diff['dst'] | |
1726 | if self.p4HasMoveCommand: | |
1727 | p4_edit(src) # src must be open before move | |
1728 | p4_move(src, dest) # opens for (move/delete, move/add) | |
1729 | else: | |
1730 | p4_integrate(src, dest) | |
1731 | if diff['src_sha1'] != diff['dst_sha1']: | |
1732 | p4_edit(dest) | |
1733 | else: | |
1734 | pureRenameCopy.add(dest) | |
1735 | if isModeExecChanged(diff['src_mode'], diff['dst_mode']): | |
1736 | if not self.p4HasMoveCommand: | |
1737 | p4_edit(dest) # with move: already open, writable | |
1738 | filesToChangeExecBit[dest] = diff['dst_mode'] | |
1739 | if not self.p4HasMoveCommand: | |
1740 | if self.isWindows: | |
1741 | os.chmod(dest, stat.S_IWRITE) | |
1742 | os.unlink(dest) | |
1743 | filesToDelete.add(src) | |
1744 | editedFiles.add(dest) | |
1745 | elif modifier == "T": | |
1746 | filesToChangeType.add(path) | |
1747 | else: | |
1748 | die("unknown modifier %s for %s" % (modifier, path)) | |
1749 | ||
1750 | diffcmd = "git diff-tree --full-index -p \"%s\"" % (id) | |
1751 | patchcmd = diffcmd + " | git apply " | |
1752 | tryPatchCmd = patchcmd + "--check -" | |
1753 | applyPatchCmd = patchcmd + "--check --apply -" | |
1754 | patch_succeeded = True | |
1755 | ||
1756 | if os.system(tryPatchCmd) != 0: | |
1757 | fixed_rcs_keywords = False | |
1758 | patch_succeeded = False | |
1759 | print "Unfortunately applying the change failed!" | |
1760 | ||
1761 | # Patch failed, maybe it's just RCS keyword woes. Look through | |
1762 | # the patch to see if that's possible. | |
1763 | if gitConfigBool("git-p4.attemptRCSCleanup"): | |
1764 | file = None | |
1765 | pattern = None | |
1766 | kwfiles = {} | |
1767 | for file in editedFiles | filesToDelete: | |
1768 | # did this file's delta contain RCS keywords? | |
1769 | pattern = p4_keywords_regexp_for_file(file) | |
1770 | ||
1771 | if pattern: | |
1772 | # this file is a possibility...look for RCS keywords. | |
1773 | regexp = re.compile(pattern, re.VERBOSE) | |
1774 | for line in read_pipe_lines(["git", "diff", "%s^..%s" % (id, id), file]): | |
1775 | if regexp.search(line): | |
1776 | if verbose: | |
1777 | print "got keyword match on %s in %s in %s" % (pattern, line, file) | |
1778 | kwfiles[file] = pattern | |
1779 | break | |
1780 | ||
1781 | for file in kwfiles: | |
1782 | if verbose: | |
1783 | print "zapping %s with %s" % (line,pattern) | |
1784 | # File is being deleted, so not open in p4. Must | |
1785 | # disable the read-only bit on windows. | |
1786 | if self.isWindows and file not in editedFiles: | |
1787 | os.chmod(file, stat.S_IWRITE) | |
1788 | self.patchRCSKeywords(file, kwfiles[file]) | |
1789 | fixed_rcs_keywords = True | |
1790 | ||
1791 | if fixed_rcs_keywords: | |
1792 | print "Retrying the patch with RCS keywords cleaned up" | |
1793 | if os.system(tryPatchCmd) == 0: | |
1794 | patch_succeeded = True | |
1795 | ||
1796 | if not patch_succeeded: | |
1797 | for f in editedFiles: | |
1798 | p4_revert(f) | |
1799 | return False | |
1800 | ||
1801 | # | |
1802 | # Apply the patch for real, and do add/delete/+x handling. | |
1803 | # | |
1804 | system(applyPatchCmd) | |
1805 | ||
1806 | for f in filesToChangeType: | |
1807 | p4_edit(f, "-t", "auto") | |
1808 | for f in filesToAdd: | |
1809 | p4_add(f) | |
1810 | for f in filesToDelete: | |
1811 | p4_revert(f) | |
1812 | p4_delete(f) | |
1813 | ||
1814 | # Set/clear executable bits | |
1815 | for f in filesToChangeExecBit.keys(): | |
1816 | mode = filesToChangeExecBit[f] | |
1817 | setP4ExecBit(f, mode) | |
1818 | ||
1819 | update_shelve = 0 | |
1820 | if len(self.update_shelve) > 0: | |
1821 | update_shelve = self.update_shelve.pop(0) | |
1822 | p4_reopen_in_change(update_shelve, all_files) | |
1823 | ||
1824 | # | |
1825 | # Build p4 change description, starting with the contents | |
1826 | # of the git commit message. | |
1827 | # | |
1828 | logMessage = extractLogMessageFromGitCommit(id) | |
1829 | logMessage = logMessage.strip() | |
1830 | (logMessage, jobs) = self.separate_jobs_from_description(logMessage) | |
1831 | ||
1832 | template = self.prepareSubmitTemplate(update_shelve) | |
1833 | submitTemplate = self.prepareLogMessage(template, logMessage, jobs) | |
1834 | ||
1835 | if self.preserveUser: | |
1836 | submitTemplate += "\n######## Actual user %s, modified after commit\n" % p4User | |
1837 | ||
1838 | if self.checkAuthorship and not self.p4UserIsMe(p4User): | |
1839 | submitTemplate += "######## git author %s does not match your p4 account.\n" % gitEmail | |
1840 | submitTemplate += "######## Use option --preserve-user to modify authorship.\n" | |
1841 | submitTemplate += "######## Variable git-p4.skipUserNameCheck hides this message.\n" | |
1842 | ||
1843 | separatorLine = "######## everything below this line is just the diff #######\n" | |
1844 | if not self.prepare_p4_only: | |
1845 | submitTemplate += separatorLine | |
1846 | submitTemplate += self.get_diff_description(editedFiles, filesToAdd, symlinks) | |
1847 | ||
1848 | (handle, fileName) = tempfile.mkstemp() | |
1849 | tmpFile = os.fdopen(handle, "w+b") | |
1850 | if self.isWindows: | |
1851 | submitTemplate = submitTemplate.replace("\n", "\r\n") | |
1852 | tmpFile.write(submitTemplate) | |
1853 | tmpFile.close() | |
1854 | ||
1855 | if self.prepare_p4_only: | |
1856 | # | |
1857 | # Leave the p4 tree prepared, and the submit template around | |
1858 | # and let the user decide what to do next | |
1859 | # | |
1860 | ||
1861 | print "P4 workspace prepared for submission." | |
1862 | print "To submit or revert, go to client workspace" | |
1863 | print " " + self.clientPath | |
1864 | ||
1865 | print "To submit, use \"p4 submit\" to write a new description," | |
1866 | print "or \"p4 submit -i <%s\" to use the one prepared by" \ | |
1867 | " \"git p4\"." % fileName | |
1868 | print "You can delete the file \"%s\" when finished." % fileName | |
1869 | ||
1870 | if self.preserveUser and p4User and not self.p4UserIsMe(p4User): | |
1871 | print "To preserve change ownership by user %s, you must\n" \ | |
1872 | "do \"p4 change -f <change>\" after submitting and\n" \ | |
1873 | "edit the User field." | |
1874 | if pureRenameCopy: | |
1875 | print "After submitting, renamed files must be re-synced." | |
1876 | print "Invoke \"p4 sync -f\" on each of these files:" | |
1877 | for f in pureRenameCopy: | |
1878 | print " " + f | |
1879 | ||
1880 | ||
1881 | print "To revert the changes, use \"p4 revert ...\", and delete" | |
1882 | print "the submit template file \"%s\"" % fileName | |
1883 | if filesToAdd: | |
1884 | print "Since the commit adds new files, they must be deleted:" | |
1885 | for f in filesToAdd: | |
1886 | print " " + f | |
1887 | ||
1888 | return True | |
1889 | ||
1890 | # | |
1891 | # Let the user edit the change description, then submit it. | |
1892 | # | |
1893 | submitted = False | |
1894 | ||
1895 | try: | |
1896 | if self.edit_template(fileName): | |
1897 | # read the edited message and submit | |
1898 | tmpFile = open(fileName, "rb") | |
1899 | message = tmpFile.read() | |
1900 | tmpFile.close() | |
1901 | if self.isWindows: | |
1902 | message = message.replace("\r\n", "\n") | |
1903 | submitTemplate = message[:message.index(separatorLine)] | |
1904 | ||
1905 | if update_shelve: | |
1906 | p4_write_pipe(['shelve', '-r', '-i'], submitTemplate) | |
1907 | elif self.shelve: | |
1908 | p4_write_pipe(['shelve', '-i'], submitTemplate) | |
1909 | else: | |
1910 | p4_write_pipe(['submit', '-i'], submitTemplate) | |
1911 | # The rename/copy happened by applying a patch that created a | |
1912 | # new file. This leaves it writable, which confuses p4. | |
1913 | for f in pureRenameCopy: | |
1914 | p4_sync(f, "-f") | |
1915 | ||
1916 | if self.preserveUser: | |
1917 | if p4User: | |
1918 | # Get last changelist number. Cannot easily get it from | |
1919 | # the submit command output as the output is | |
1920 | # unmarshalled. | |
1921 | changelist = self.lastP4Changelist() | |
1922 | self.modifyChangelistUser(changelist, p4User) | |
1923 | ||
1924 | submitted = True | |
1925 | ||
1926 | finally: | |
1927 | # skip this patch | |
1928 | if not submitted or self.shelve: | |
1929 | if self.shelve: | |
1930 | print ("Reverting shelved files.") | |
1931 | else: | |
1932 | print ("Submission cancelled, undoing p4 changes.") | |
1933 | for f in editedFiles | filesToDelete: | |
1934 | p4_revert(f) | |
1935 | for f in filesToAdd: | |
1936 | p4_revert(f) | |
1937 | os.remove(f) | |
1938 | ||
1939 | os.remove(fileName) | |
1940 | return submitted | |
1941 | ||
1942 | # Export git tags as p4 labels. Create a p4 label and then tag | |
1943 | # with that. | |
1944 | def exportGitTags(self, gitTags): | |
1945 | validLabelRegexp = gitConfig("git-p4.labelExportRegexp") | |
1946 | if len(validLabelRegexp) == 0: | |
1947 | validLabelRegexp = defaultLabelRegexp | |
1948 | m = re.compile(validLabelRegexp) | |
1949 | ||
1950 | for name in gitTags: | |
1951 | ||
1952 | if not m.match(name): | |
1953 | if verbose: | |
1954 | print "tag %s does not match regexp %s" % (name, validLabelRegexp) | |
1955 | continue | |
1956 | ||
1957 | # Get the p4 commit this corresponds to | |
1958 | logMessage = extractLogMessageFromGitCommit(name) | |
1959 | values = extractSettingsGitLog(logMessage) | |
1960 | ||
1961 | if not values.has_key('change'): | |
1962 | # a tag pointing to something not sent to p4; ignore | |
1963 | if verbose: | |
1964 | print "git tag %s does not give a p4 commit" % name | |
1965 | continue | |
1966 | else: | |
1967 | changelist = values['change'] | |
1968 | ||
1969 | # Get the tag details. | |
1970 | inHeader = True | |
1971 | isAnnotated = False | |
1972 | body = [] | |
1973 | for l in read_pipe_lines(["git", "cat-file", "-p", name]): | |
1974 | l = l.strip() | |
1975 | if inHeader: | |
1976 | if re.match(r'tag\s+', l): | |
1977 | isAnnotated = True | |
1978 | elif re.match(r'\s*$', l): | |
1979 | inHeader = False | |
1980 | continue | |
1981 | else: | |
1982 | body.append(l) | |
1983 | ||
1984 | if not isAnnotated: | |
1985 | body = ["lightweight tag imported by git p4\n"] | |
1986 | ||
1987 | # Create the label - use the same view as the client spec we are using | |
1988 | clientSpec = getClientSpec() | |
1989 | ||
1990 | labelTemplate = "Label: %s\n" % name | |
1991 | labelTemplate += "Description:\n" | |
1992 | for b in body: | |
1993 | labelTemplate += "\t" + b + "\n" | |
1994 | labelTemplate += "View:\n" | |
1995 | for depot_side in clientSpec.mappings: | |
1996 | labelTemplate += "\t%s\n" % depot_side | |
1997 | ||
1998 | if self.dry_run: | |
1999 | print "Would create p4 label %s for tag" % name | |
2000 | elif self.prepare_p4_only: | |
2001 | print "Not creating p4 label %s for tag due to option" \ | |
2002 | " --prepare-p4-only" % name | |
2003 | else: | |
2004 | p4_write_pipe(["label", "-i"], labelTemplate) | |
2005 | ||
2006 | # Use the label | |
2007 | p4_system(["tag", "-l", name] + | |
2008 | ["%s@%s" % (depot_side, changelist) for depot_side in clientSpec.mappings]) | |
2009 | ||
2010 | if verbose: | |
2011 | print "created p4 label for tag %s" % name | |
2012 | ||
2013 | def run(self, args): | |
2014 | if len(args) == 0: | |
2015 | self.master = currentGitBranch() | |
2016 | elif len(args) == 1: | |
2017 | self.master = args[0] | |
2018 | if not branchExists(self.master): | |
2019 | die("Branch %s does not exist" % self.master) | |
2020 | else: | |
2021 | return False | |
2022 | ||
2023 | for i in self.update_shelve: | |
2024 | if i <= 0: | |
2025 | sys.exit("invalid changelist %d" % i) | |
2026 | ||
2027 | if self.master: | |
2028 | allowSubmit = gitConfig("git-p4.allowSubmit") | |
2029 | if len(allowSubmit) > 0 and not self.master in allowSubmit.split(","): | |
2030 | die("%s is not in git-p4.allowSubmit" % self.master) | |
2031 | ||
2032 | [upstream, settings] = findUpstreamBranchPoint() | |
2033 | self.depotPath = settings['depot-paths'][0] | |
2034 | if len(self.origin) == 0: | |
2035 | self.origin = upstream | |
2036 | ||
2037 | if len(self.update_shelve) > 0: | |
2038 | self.shelve = True | |
2039 | ||
2040 | if self.preserveUser: | |
2041 | if not self.canChangeChangelists(): | |
2042 | die("Cannot preserve user names without p4 super-user or admin permissions") | |
2043 | ||
2044 | # if not set from the command line, try the config file | |
2045 | if self.conflict_behavior is None: | |
2046 | val = gitConfig("git-p4.conflict") | |
2047 | if val: | |
2048 | if val not in self.conflict_behavior_choices: | |
2049 | die("Invalid value '%s' for config git-p4.conflict" % val) | |
2050 | else: | |
2051 | val = "ask" | |
2052 | self.conflict_behavior = val | |
2053 | ||
2054 | if self.verbose: | |
2055 | print "Origin branch is " + self.origin | |
2056 | ||
2057 | if len(self.depotPath) == 0: | |
2058 | print "Internal error: cannot locate perforce depot path from existing branches" | |
2059 | sys.exit(128) | |
2060 | ||
2061 | self.useClientSpec = False | |
2062 | if gitConfigBool("git-p4.useclientspec"): | |
2063 | self.useClientSpec = True | |
2064 | if self.useClientSpec: | |
2065 | self.clientSpecDirs = getClientSpec() | |
2066 | ||
2067 | # Check for the existence of P4 branches | |
2068 | branchesDetected = (len(p4BranchesInGit().keys()) > 1) | |
2069 | ||
2070 | if self.useClientSpec and not branchesDetected: | |
2071 | # all files are relative to the client spec | |
2072 | self.clientPath = getClientRoot() | |
2073 | else: | |
2074 | self.clientPath = p4Where(self.depotPath) | |
2075 | ||
2076 | if self.clientPath == "": | |
2077 | die("Error: Cannot locate perforce checkout of %s in client view" % self.depotPath) | |
2078 | ||
2079 | print "Perforce checkout for depot path %s located at %s" % (self.depotPath, self.clientPath) | |
2080 | self.oldWorkingDirectory = os.getcwd() | |
2081 | ||
2082 | # ensure the clientPath exists | |
2083 | new_client_dir = False | |
2084 | if not os.path.exists(self.clientPath): | |
2085 | new_client_dir = True | |
2086 | os.makedirs(self.clientPath) | |
2087 | ||
2088 | chdir(self.clientPath, is_client_path=True) | |
2089 | if self.dry_run: | |
2090 | print "Would synchronize p4 checkout in %s" % self.clientPath | |
2091 | else: | |
2092 | print "Synchronizing p4 checkout..." | |
2093 | if new_client_dir: | |
2094 | # old one was destroyed, and maybe nobody told p4 | |
2095 | p4_sync("...", "-f") | |
2096 | else: | |
2097 | p4_sync("...") | |
2098 | self.check() | |
2099 | ||
2100 | commits = [] | |
2101 | if self.master: | |
2102 | commitish = self.master | |
2103 | else: | |
2104 | commitish = 'HEAD' | |
2105 | ||
2106 | for line in read_pipe_lines(["git", "rev-list", "--no-merges", "%s..%s" % (self.origin, commitish)]): | |
2107 | commits.append(line.strip()) | |
2108 | commits.reverse() | |
2109 | ||
2110 | if self.preserveUser or gitConfigBool("git-p4.skipUserNameCheck"): | |
2111 | self.checkAuthorship = False | |
2112 | else: | |
2113 | self.checkAuthorship = True | |
2114 | ||
2115 | if self.preserveUser: | |
2116 | self.checkValidP4Users(commits) | |
2117 | ||
2118 | # | |
2119 | # Build up a set of options to be passed to diff when | |
2120 | # submitting each commit to p4. | |
2121 | # | |
2122 | if self.detectRenames: | |
2123 | # command-line -M arg | |
2124 | self.diffOpts = "-M" | |
2125 | else: | |
2126 | # If not explicitly set check the config variable | |
2127 | detectRenames = gitConfig("git-p4.detectRenames") | |
2128 | ||
2129 | if detectRenames.lower() == "false" or detectRenames == "": | |
2130 | self.diffOpts = "" | |
2131 | elif detectRenames.lower() == "true": | |
2132 | self.diffOpts = "-M" | |
2133 | else: | |
2134 | self.diffOpts = "-M%s" % detectRenames | |
2135 | ||
2136 | # no command-line arg for -C or --find-copies-harder, just | |
2137 | # config variables | |
2138 | detectCopies = gitConfig("git-p4.detectCopies") | |
2139 | if detectCopies.lower() == "false" or detectCopies == "": | |
2140 | pass | |
2141 | elif detectCopies.lower() == "true": | |
2142 | self.diffOpts += " -C" | |
2143 | else: | |
2144 | self.diffOpts += " -C%s" % detectCopies | |
2145 | ||
2146 | if gitConfigBool("git-p4.detectCopiesHarder"): | |
2147 | self.diffOpts += " --find-copies-harder" | |
2148 | ||
2149 | num_shelves = len(self.update_shelve) | |
2150 | if num_shelves > 0 and num_shelves != len(commits): | |
2151 | sys.exit("number of commits (%d) must match number of shelved changelist (%d)" % | |
2152 | (len(commits), num_shelves)) | |
2153 | ||
2154 | # | |
2155 | # Apply the commits, one at a time. On failure, ask if should | |
2156 | # continue to try the rest of the patches, or quit. | |
2157 | # | |
2158 | if self.dry_run: | |
2159 | print "Would apply" | |
2160 | applied = [] | |
2161 | last = len(commits) - 1 | |
2162 | for i, commit in enumerate(commits): | |
2163 | if self.dry_run: | |
2164 | print " ", read_pipe(["git", "show", "-s", | |
2165 | "--format=format:%h %s", commit]) | |
2166 | ok = True | |
2167 | else: | |
2168 | ok = self.applyCommit(commit) | |
2169 | if ok: | |
2170 | applied.append(commit) | |
2171 | else: | |
2172 | if self.prepare_p4_only and i < last: | |
2173 | print "Processing only the first commit due to option" \ | |
2174 | " --prepare-p4-only" | |
2175 | break | |
2176 | if i < last: | |
2177 | quit = False | |
2178 | while True: | |
2179 | # prompt for what to do, or use the option/variable | |
2180 | if self.conflict_behavior == "ask": | |
2181 | print "What do you want to do?" | |
2182 | response = raw_input("[s]kip this commit but apply" | |
2183 | " the rest, or [q]uit? ") | |
2184 | if not response: | |
2185 | continue | |
2186 | elif self.conflict_behavior == "skip": | |
2187 | response = "s" | |
2188 | elif self.conflict_behavior == "quit": | |
2189 | response = "q" | |
2190 | else: | |
2191 | die("Unknown conflict_behavior '%s'" % | |
2192 | self.conflict_behavior) | |
2193 | ||
2194 | if response[0] == "s": | |
2195 | print "Skipping this commit, but applying the rest" | |
2196 | break | |
2197 | if response[0] == "q": | |
2198 | print "Quitting" | |
2199 | quit = True | |
2200 | break | |
2201 | if quit: | |
2202 | break | |
2203 | ||
2204 | chdir(self.oldWorkingDirectory) | |
2205 | shelved_applied = "shelved" if self.shelve else "applied" | |
2206 | if self.dry_run: | |
2207 | pass | |
2208 | elif self.prepare_p4_only: | |
2209 | pass | |
2210 | elif len(commits) == len(applied): | |
2211 | print ("All commits {0}!".format(shelved_applied)) | |
2212 | ||
2213 | sync = P4Sync() | |
2214 | if self.branch: | |
2215 | sync.branch = self.branch | |
2216 | sync.run([]) | |
2217 | ||
2218 | rebase = P4Rebase() | |
2219 | rebase.rebase() | |
2220 | ||
2221 | else: | |
2222 | if len(applied) == 0: | |
2223 | print ("No commits {0}.".format(shelved_applied)) | |
2224 | else: | |
2225 | print ("{0} only the commits marked with '*':".format(shelved_applied.capitalize())) | |
2226 | for c in commits: | |
2227 | if c in applied: | |
2228 | star = "*" | |
2229 | else: | |
2230 | star = " " | |
2231 | print star, read_pipe(["git", "show", "-s", | |
2232 | "--format=format:%h %s", c]) | |
2233 | print "You will have to do 'git p4 sync' and rebase." | |
2234 | ||
2235 | if gitConfigBool("git-p4.exportLabels"): | |
2236 | self.exportLabels = True | |
2237 | ||
2238 | if self.exportLabels: | |
2239 | p4Labels = getP4Labels(self.depotPath) | |
2240 | gitTags = getGitTags() | |
2241 | ||
2242 | missingGitTags = gitTags - p4Labels | |
2243 | self.exportGitTags(missingGitTags) | |
2244 | ||
2245 | # exit with error unless everything applied perfectly | |
2246 | if len(commits) != len(applied): | |
2247 | sys.exit(1) | |
2248 | ||
2249 | return True | |
2250 | ||
2251 | class View(object): | |
2252 | """Represent a p4 view ("p4 help views"), and map files in a | |
2253 | repo according to the view.""" | |
2254 | ||
2255 | def __init__(self, client_name): | |
2256 | self.mappings = [] | |
2257 | self.client_prefix = "//%s/" % client_name | |
2258 | # cache results of "p4 where" to lookup client file locations | |
2259 | self.client_spec_path_cache = {} | |
2260 | ||
2261 | def append(self, view_line): | |
2262 | """Parse a view line, splitting it into depot and client | |
2263 | sides. Append to self.mappings, preserving order. This | |
2264 | is only needed for tag creation.""" | |
2265 | ||
2266 | # Split the view line into exactly two words. P4 enforces | |
2267 | # structure on these lines that simplifies this quite a bit. | |
2268 | # | |
2269 | # Either or both words may be double-quoted. | |
2270 | # Single quotes do not matter. | |
2271 | # Double-quote marks cannot occur inside the words. | |
2272 | # A + or - prefix is also inside the quotes. | |
2273 | # There are no quotes unless they contain a space. | |
2274 | # The line is already white-space stripped. | |
2275 | # The two words are separated by a single space. | |
2276 | # | |
2277 | if view_line[0] == '"': | |
2278 | # First word is double quoted. Find its end. | |
2279 | close_quote_index = view_line.find('"', 1) | |
2280 | if close_quote_index <= 0: | |
2281 | die("No first-word closing quote found: %s" % view_line) | |
2282 | depot_side = view_line[1:close_quote_index] | |
2283 | # skip closing quote and space | |
2284 | rhs_index = close_quote_index + 1 + 1 | |
2285 | else: | |
2286 | space_index = view_line.find(" ") | |
2287 | if space_index <= 0: | |
2288 | die("No word-splitting space found: %s" % view_line) | |
2289 | depot_side = view_line[0:space_index] | |
2290 | rhs_index = space_index + 1 | |
2291 | ||
2292 | # prefix + means overlay on previous mapping | |
2293 | if depot_side.startswith("+"): | |
2294 | depot_side = depot_side[1:] | |
2295 | ||
2296 | # prefix - means exclude this path, leave out of mappings | |
2297 | exclude = False | |
2298 | if depot_side.startswith("-"): | |
2299 | exclude = True | |
2300 | depot_side = depot_side[1:] | |
2301 | ||
2302 | if not exclude: | |
2303 | self.mappings.append(depot_side) | |
2304 | ||
2305 | def convert_client_path(self, clientFile): | |
2306 | # chop off //client/ part to make it relative | |
2307 | if not clientFile.startswith(self.client_prefix): | |
2308 | die("No prefix '%s' on clientFile '%s'" % | |
2309 | (self.client_prefix, clientFile)) | |
2310 | return clientFile[len(self.client_prefix):] | |
2311 | ||
2312 | def update_client_spec_path_cache(self, files): | |
2313 | """ Caching file paths by "p4 where" batch query """ | |
2314 | ||
2315 | # List depot file paths exclude that already cached | |
2316 | fileArgs = [f['path'] for f in files if f['path'] not in self.client_spec_path_cache] | |
2317 | ||
2318 | if len(fileArgs) == 0: | |
2319 | return # All files in cache | |
2320 | ||
2321 | where_result = p4CmdList(["-x", "-", "where"], stdin=fileArgs) | |
2322 | for res in where_result: | |
2323 | if "code" in res and res["code"] == "error": | |
2324 | # assume error is "... file(s) not in client view" | |
2325 | continue | |
2326 | if "clientFile" not in res: | |
2327 | die("No clientFile in 'p4 where' output") | |
2328 | if "unmap" in res: | |
2329 | # it will list all of them, but only one not unmap-ped | |
2330 | continue | |
2331 | if gitConfigBool("core.ignorecase"): | |
2332 | res['depotFile'] = res['depotFile'].lower() | |
2333 | self.client_spec_path_cache[res['depotFile']] = self.convert_client_path(res["clientFile"]) | |
2334 | ||
2335 | # not found files or unmap files set to "" | |
2336 | for depotFile in fileArgs: | |
2337 | if gitConfigBool("core.ignorecase"): | |
2338 | depotFile = depotFile.lower() | |
2339 | if depotFile not in self.client_spec_path_cache: | |
2340 | self.client_spec_path_cache[depotFile] = "" | |
2341 | ||
2342 | def map_in_client(self, depot_path): | |
2343 | """Return the relative location in the client where this | |
2344 | depot file should live. Returns "" if the file should | |
2345 | not be mapped in the client.""" | |
2346 | ||
2347 | if gitConfigBool("core.ignorecase"): | |
2348 | depot_path = depot_path.lower() | |
2349 | ||
2350 | if depot_path in self.client_spec_path_cache: | |
2351 | return self.client_spec_path_cache[depot_path] | |
2352 | ||
2353 | die( "Error: %s is not found in client spec path" % depot_path ) | |
2354 | return "" | |
2355 | ||
2356 | class P4Sync(Command, P4UserMap): | |
2357 | delete_actions = ( "delete", "move/delete", "purge" ) | |
2358 | ||
2359 | def __init__(self): | |
2360 | Command.__init__(self) | |
2361 | P4UserMap.__init__(self) | |
2362 | self.options = [ | |
2363 | optparse.make_option("--branch", dest="branch"), | |
2364 | optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"), | |
2365 | optparse.make_option("--changesfile", dest="changesFile"), | |
2366 | optparse.make_option("--silent", dest="silent", action="store_true"), | |
2367 | optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"), | |
2368 | optparse.make_option("--import-labels", dest="importLabels", action="store_true"), | |
2369 | optparse.make_option("--import-local", dest="importIntoRemotes", action="store_false", | |
2370 | help="Import into refs/heads/ , not refs/remotes"), | |
2371 | optparse.make_option("--max-changes", dest="maxChanges", | |
2372 | help="Maximum number of changes to import"), | |
2373 | optparse.make_option("--changes-block-size", dest="changes_block_size", type="int", | |
2374 | help="Internal block size to use when iteratively calling p4 changes"), | |
2375 | optparse.make_option("--keep-path", dest="keepRepoPath", action='store_true', | |
2376 | help="Keep entire BRANCH/DIR/SUBDIR prefix during import"), | |
2377 | optparse.make_option("--use-client-spec", dest="useClientSpec", action='store_true', | |
2378 | help="Only sync files that are included in the Perforce Client Spec"), | |
2379 | optparse.make_option("-/", dest="cloneExclude", | |
2380 | action="append", type="string", | |
2381 | help="exclude depot path"), | |
2382 | ] | |
2383 | self.description = """Imports from Perforce into a git repository.\n | |
2384 | example: | |
2385 | //depot/my/project/ -- to import the current head | |
2386 | //depot/my/project/@all -- to import everything | |
2387 | //depot/my/project/@1,6 -- to import only from revision 1 to 6 | |
2388 | ||
2389 | (a ... is not needed in the path p4 specification, it's added implicitly)""" | |
2390 | ||
2391 | self.usage += " //depot/path[@revRange]" | |
2392 | self.silent = False | |
2393 | self.createdBranches = set() | |
2394 | self.committedChanges = set() | |
2395 | self.branch = "" | |
2396 | self.detectBranches = False | |
2397 | self.detectLabels = False | |
2398 | self.importLabels = False | |
2399 | self.changesFile = "" | |
2400 | self.syncWithOrigin = True | |
2401 | self.importIntoRemotes = True | |
2402 | self.maxChanges = "" | |
2403 | self.changes_block_size = None | |
2404 | self.keepRepoPath = False | |
2405 | self.depotPaths = None | |
2406 | self.p4BranchesInGit = [] | |
2407 | self.cloneExclude = [] | |
2408 | self.useClientSpec = False | |
2409 | self.useClientSpec_from_options = False | |
2410 | self.clientSpecDirs = None | |
2411 | self.tempBranches = [] | |
2412 | self.tempBranchLocation = "refs/git-p4-tmp" | |
2413 | self.largeFileSystem = None | |
2414 | ||
2415 | if gitConfig('git-p4.largeFileSystem'): | |
2416 | largeFileSystemConstructor = globals()[gitConfig('git-p4.largeFileSystem')] | |
2417 | self.largeFileSystem = largeFileSystemConstructor( | |
2418 | lambda git_mode, relPath, contents: self.writeToGitStream(git_mode, relPath, contents) | |
2419 | ) | |
2420 | ||
2421 | if gitConfig("git-p4.syncFromOrigin") == "false": | |
2422 | self.syncWithOrigin = False | |
2423 | ||
2424 | # Force a checkpoint in fast-import and wait for it to finish | |
2425 | def checkpoint(self): | |
2426 | self.gitStream.write("checkpoint\n\n") | |
2427 | self.gitStream.write("progress checkpoint\n\n") | |
2428 | out = self.gitOutput.readline() | |
2429 | if self.verbose: | |
2430 | print "checkpoint finished: " + out | |
2431 | ||
2432 | def extractFilesFromCommit(self, commit): | |
2433 | self.cloneExclude = [re.sub(r"\.\.\.$", "", path) | |
2434 | for path in self.cloneExclude] | |
2435 | files = [] | |
2436 | fnum = 0 | |
2437 | while commit.has_key("depotFile%s" % fnum): | |
2438 | path = commit["depotFile%s" % fnum] | |
2439 | ||
2440 | if [p for p in self.cloneExclude | |
2441 | if p4PathStartsWith(path, p)]: | |
2442 | found = False | |
2443 | else: | |
2444 | found = [p for p in self.depotPaths | |
2445 | if p4PathStartsWith(path, p)] | |
2446 | if not found: | |
2447 | fnum = fnum + 1 | |
2448 | continue | |
2449 | ||
2450 | file = {} | |
2451 | file["path"] = path | |
2452 | file["rev"] = commit["rev%s" % fnum] | |
2453 | file["action"] = commit["action%s" % fnum] | |
2454 | file["type"] = commit["type%s" % fnum] | |
2455 | files.append(file) | |
2456 | fnum = fnum + 1 | |
2457 | return files | |
2458 | ||
2459 | def extractJobsFromCommit(self, commit): | |
2460 | jobs = [] | |
2461 | jnum = 0 | |
2462 | while commit.has_key("job%s" % jnum): | |
2463 | job = commit["job%s" % jnum] | |
2464 | jobs.append(job) | |
2465 | jnum = jnum + 1 | |
2466 | return jobs | |
2467 | ||
2468 | def stripRepoPath(self, path, prefixes): | |
2469 | """When streaming files, this is called to map a p4 depot path | |
2470 | to where it should go in git. The prefixes are either | |
2471 | self.depotPaths, or self.branchPrefixes in the case of | |
2472 | branch detection.""" | |
2473 | ||
2474 | if self.useClientSpec: | |
2475 | # branch detection moves files up a level (the branch name) | |
2476 | # from what client spec interpretation gives | |
2477 | path = self.clientSpecDirs.map_in_client(path) | |
2478 | if self.detectBranches: | |
2479 | for b in self.knownBranches: | |
2480 | if path.startswith(b + "/"): | |
2481 | path = path[len(b)+1:] | |
2482 | ||
2483 | elif self.keepRepoPath: | |
2484 | # Preserve everything in relative path name except leading | |
2485 | # //depot/; just look at first prefix as they all should | |
2486 | # be in the same depot. | |
2487 | depot = re.sub("^(//[^/]+/).*", r'\1', prefixes[0]) | |
2488 | if p4PathStartsWith(path, depot): | |
2489 | path = path[len(depot):] | |
2490 | ||
2491 | else: | |
2492 | for p in prefixes: | |
2493 | if p4PathStartsWith(path, p): | |
2494 | path = path[len(p):] | |
2495 | break | |
2496 | ||
2497 | path = wildcard_decode(path) | |
2498 | return path | |
2499 | ||
2500 | def splitFilesIntoBranches(self, commit): | |
2501 | """Look at each depotFile in the commit to figure out to what | |
2502 | branch it belongs.""" | |
2503 | ||
2504 | if self.clientSpecDirs: | |
2505 | files = self.extractFilesFromCommit(commit) | |
2506 | self.clientSpecDirs.update_client_spec_path_cache(files) | |
2507 | ||
2508 | branches = {} | |
2509 | fnum = 0 | |
2510 | while commit.has_key("depotFile%s" % fnum): | |
2511 | path = commit["depotFile%s" % fnum] | |
2512 | found = [p for p in self.depotPaths | |
2513 | if p4PathStartsWith(path, p)] | |
2514 | if not found: | |
2515 | fnum = fnum + 1 | |
2516 | continue | |
2517 | ||
2518 | file = {} | |
2519 | file["path"] = path | |
2520 | file["rev"] = commit["rev%s" % fnum] | |
2521 | file["action"] = commit["action%s" % fnum] | |
2522 | file["type"] = commit["type%s" % fnum] | |
2523 | fnum = fnum + 1 | |
2524 | ||
2525 | # start with the full relative path where this file would | |
2526 | # go in a p4 client | |
2527 | if self.useClientSpec: | |
2528 | relPath = self.clientSpecDirs.map_in_client(path) | |
2529 | else: | |
2530 | relPath = self.stripRepoPath(path, self.depotPaths) | |
2531 | ||
2532 | for branch in self.knownBranches.keys(): | |
2533 | # add a trailing slash so that a commit into qt/4.2foo | |
2534 | # doesn't end up in qt/4.2, e.g. | |
2535 | if relPath.startswith(branch + "/"): | |
2536 | if branch not in branches: | |
2537 | branches[branch] = [] | |
2538 | branches[branch].append(file) | |
2539 | break | |
2540 | ||
2541 | return branches | |
2542 | ||
2543 | def writeToGitStream(self, gitMode, relPath, contents): | |
2544 | self.gitStream.write('M %s inline %s\n' % (gitMode, relPath)) | |
2545 | self.gitStream.write('data %d\n' % sum(len(d) for d in contents)) | |
2546 | for d in contents: | |
2547 | self.gitStream.write(d) | |
2548 | self.gitStream.write('\n') | |
2549 | ||
2550 | def encodeWithUTF8(self, path): | |
2551 | try: | |
2552 | path.decode('ascii') | |
2553 | except: | |
2554 | encoding = 'utf8' | |
2555 | if gitConfig('git-p4.pathEncoding'): | |
2556 | encoding = gitConfig('git-p4.pathEncoding') | |
2557 | path = path.decode(encoding, 'replace').encode('utf8', 'replace') | |
2558 | if self.verbose: | |
2559 | print 'Path with non-ASCII characters detected. Used %s to encode: %s ' % (encoding, path) | |
2560 | return path | |
2561 | ||
2562 | # output one file from the P4 stream | |
2563 | # - helper for streamP4Files | |
2564 | ||
2565 | def streamOneP4File(self, file, contents): | |
2566 | relPath = self.stripRepoPath(file['depotFile'], self.branchPrefixes) | |
2567 | relPath = self.encodeWithUTF8(relPath) | |
2568 | if verbose: | |
2569 | size = int(self.stream_file['fileSize']) | |
2570 | sys.stdout.write('\r%s --> %s (%i MB)\n' % (file['depotFile'], relPath, size/1024/1024)) | |
2571 | sys.stdout.flush() | |
2572 | ||
2573 | (type_base, type_mods) = split_p4_type(file["type"]) | |
2574 | ||
2575 | git_mode = "100644" | |
2576 | if "x" in type_mods: | |
2577 | git_mode = "100755" | |
2578 | if type_base == "symlink": | |
2579 | git_mode = "120000" | |
2580 | # p4 print on a symlink sometimes contains "target\n"; | |
2581 | # if it does, remove the newline | |
2582 | data = ''.join(contents) | |
2583 | if not data: | |
2584 | # Some version of p4 allowed creating a symlink that pointed | |
2585 | # to nothing. This causes p4 errors when checking out such | |
2586 | # a change, and errors here too. Work around it by ignoring | |
2587 | # the bad symlink; hopefully a future change fixes it. | |
2588 | print "\nIgnoring empty symlink in %s" % file['depotFile'] | |
2589 | return | |
2590 | elif data[-1] == '\n': | |
2591 | contents = [data[:-1]] | |
2592 | else: | |
2593 | contents = [data] | |
2594 | ||
2595 | if type_base == "utf16": | |
2596 | # p4 delivers different text in the python output to -G | |
2597 | # than it does when using "print -o", or normal p4 client | |
2598 | # operations. utf16 is converted to ascii or utf8, perhaps. | |
2599 | # But ascii text saved as -t utf16 is completely mangled. | |
2600 | # Invoke print -o to get the real contents. | |
2601 | # | |
2602 | # On windows, the newlines will always be mangled by print, so put | |
2603 | # them back too. This is not needed to the cygwin windows version, | |
2604 | # just the native "NT" type. | |
2605 | # | |
2606 | try: | |
2607 | text = p4_read_pipe(['print', '-q', '-o', '-', '%s@%s' % (file['depotFile'], file['change'])]) | |
2608 | except Exception as e: | |
2609 | if 'Translation of file content failed' in str(e): | |
2610 | type_base = 'binary' | |
2611 | else: | |
2612 | raise e | |
2613 | else: | |
2614 | if p4_version_string().find('/NT') >= 0: | |
2615 | text = text.replace('\r\n', '\n') | |
2616 | contents = [ text ] | |
2617 | ||
2618 | if type_base == "apple": | |
2619 | # Apple filetype files will be streamed as a concatenation of | |
2620 | # its appledouble header and the contents. This is useless | |
2621 | # on both macs and non-macs. If using "print -q -o xx", it | |
2622 | # will create "xx" with the data, and "%xx" with the header. | |
2623 | # This is also not very useful. | |
2624 | # | |
2625 | # Ideally, someday, this script can learn how to generate | |
2626 | # appledouble files directly and import those to git, but | |
2627 | # non-mac machines can never find a use for apple filetype. | |
2628 | print "\nIgnoring apple filetype file %s" % file['depotFile'] | |
2629 | return | |
2630 | ||
2631 | # Note that we do not try to de-mangle keywords on utf16 files, | |
2632 | # even though in theory somebody may want that. | |
2633 | pattern = p4_keywords_regexp_for_type(type_base, type_mods) | |
2634 | if pattern: | |
2635 | regexp = re.compile(pattern, re.VERBOSE) | |
2636 | text = ''.join(contents) | |
2637 | text = regexp.sub(r'$\1$', text) | |
2638 | contents = [ text ] | |
2639 | ||
2640 | if self.largeFileSystem: | |
2641 | (git_mode, contents) = self.largeFileSystem.processContent(git_mode, relPath, contents) | |
2642 | ||
2643 | self.writeToGitStream(git_mode, relPath, contents) | |
2644 | ||
2645 | def streamOneP4Deletion(self, file): | |
2646 | relPath = self.stripRepoPath(file['path'], self.branchPrefixes) | |
2647 | relPath = self.encodeWithUTF8(relPath) | |
2648 | if verbose: | |
2649 | sys.stdout.write("delete %s\n" % relPath) | |
2650 | sys.stdout.flush() | |
2651 | self.gitStream.write("D %s\n" % relPath) | |
2652 | ||
2653 | if self.largeFileSystem and self.largeFileSystem.isLargeFile(relPath): | |
2654 | self.largeFileSystem.removeLargeFile(relPath) | |
2655 | ||
2656 | # handle another chunk of streaming data | |
2657 | def streamP4FilesCb(self, marshalled): | |
2658 | ||
2659 | # catch p4 errors and complain | |
2660 | err = None | |
2661 | if "code" in marshalled: | |
2662 | if marshalled["code"] == "error": | |
2663 | if "data" in marshalled: | |
2664 | err = marshalled["data"].rstrip() | |
2665 | ||
2666 | if not err and 'fileSize' in self.stream_file: | |
2667 | required_bytes = int((4 * int(self.stream_file["fileSize"])) - calcDiskFree()) | |
2668 | if required_bytes > 0: | |
2669 | err = 'Not enough space left on %s! Free at least %i MB.' % ( | |
2670 | os.getcwd(), required_bytes/1024/1024 | |
2671 | ) | |
2672 | ||
2673 | if err: | |
2674 | f = None | |
2675 | if self.stream_have_file_info: | |
2676 | if "depotFile" in self.stream_file: | |
2677 | f = self.stream_file["depotFile"] | |
2678 | # force a failure in fast-import, else an empty | |
2679 | # commit will be made | |
2680 | self.gitStream.write("\n") | |
2681 | self.gitStream.write("die-now\n") | |
2682 | self.gitStream.close() | |
2683 | # ignore errors, but make sure it exits first | |
2684 | self.importProcess.wait() | |
2685 | if f: | |
2686 | die("Error from p4 print for %s: %s" % (f, err)) | |
2687 | else: | |
2688 | die("Error from p4 print: %s" % err) | |
2689 | ||
2690 | if marshalled.has_key('depotFile') and self.stream_have_file_info: | |
2691 | # start of a new file - output the old one first | |
2692 | self.streamOneP4File(self.stream_file, self.stream_contents) | |
2693 | self.stream_file = {} | |
2694 | self.stream_contents = [] | |
2695 | self.stream_have_file_info = False | |
2696 | ||
2697 | # pick up the new file information... for the | |
2698 | # 'data' field we need to append to our array | |
2699 | for k in marshalled.keys(): | |
2700 | if k == 'data': | |
2701 | if 'streamContentSize' not in self.stream_file: | |
2702 | self.stream_file['streamContentSize'] = 0 | |
2703 | self.stream_file['streamContentSize'] += len(marshalled['data']) | |
2704 | self.stream_contents.append(marshalled['data']) | |
2705 | else: | |
2706 | self.stream_file[k] = marshalled[k] | |
2707 | ||
2708 | if (verbose and | |
2709 | 'streamContentSize' in self.stream_file and | |
2710 | 'fileSize' in self.stream_file and | |
2711 | 'depotFile' in self.stream_file): | |
2712 | size = int(self.stream_file["fileSize"]) | |
2713 | if size > 0: | |
2714 | progress = 100*self.stream_file['streamContentSize']/size | |
2715 | sys.stdout.write('\r%s %d%% (%i MB)' % (self.stream_file['depotFile'], progress, int(size/1024/1024))) | |
2716 | sys.stdout.flush() | |
2717 | ||
2718 | self.stream_have_file_info = True | |
2719 | ||
2720 | # Stream directly from "p4 files" into "git fast-import" | |
2721 | def streamP4Files(self, files): | |
2722 | filesForCommit = [] | |
2723 | filesToRead = [] | |
2724 | filesToDelete = [] | |
2725 | ||
2726 | for f in files: | |
2727 | filesForCommit.append(f) | |
2728 | if f['action'] in self.delete_actions: | |
2729 | filesToDelete.append(f) | |
2730 | else: | |
2731 | filesToRead.append(f) | |
2732 | ||
2733 | # deleted files... | |
2734 | for f in filesToDelete: | |
2735 | self.streamOneP4Deletion(f) | |
2736 | ||
2737 | if len(filesToRead) > 0: | |
2738 | self.stream_file = {} | |
2739 | self.stream_contents = [] | |
2740 | self.stream_have_file_info = False | |
2741 | ||
2742 | # curry self argument | |
2743 | def streamP4FilesCbSelf(entry): | |
2744 | self.streamP4FilesCb(entry) | |
2745 | ||
2746 | fileArgs = ['%s#%s' % (f['path'], f['rev']) for f in filesToRead] | |
2747 | ||
2748 | p4CmdList(["-x", "-", "print"], | |
2749 | stdin=fileArgs, | |
2750 | cb=streamP4FilesCbSelf) | |
2751 | ||
2752 | # do the last chunk | |
2753 | if self.stream_file.has_key('depotFile'): | |
2754 | self.streamOneP4File(self.stream_file, self.stream_contents) | |
2755 | ||
2756 | def make_email(self, userid): | |
2757 | if userid in self.users: | |
2758 | return self.users[userid] | |
2759 | else: | |
2760 | return "%s <a@b>" % userid | |
2761 | ||
2762 | def streamTag(self, gitStream, labelName, labelDetails, commit, epoch): | |
2763 | """ Stream a p4 tag. | |
2764 | commit is either a git commit, or a fast-import mark, ":<p4commit>" | |
2765 | """ | |
2766 | ||
2767 | if verbose: | |
2768 | print "writing tag %s for commit %s" % (labelName, commit) | |
2769 | gitStream.write("tag %s\n" % labelName) | |
2770 | gitStream.write("from %s\n" % commit) | |
2771 | ||
2772 | if labelDetails.has_key('Owner'): | |
2773 | owner = labelDetails["Owner"] | |
2774 | else: | |
2775 | owner = None | |
2776 | ||
2777 | # Try to use the owner of the p4 label, or failing that, | |
2778 | # the current p4 user id. | |
2779 | if owner: | |
2780 | email = self.make_email(owner) | |
2781 | else: | |
2782 | email = self.make_email(self.p4UserId()) | |
2783 | tagger = "%s %s %s" % (email, epoch, self.tz) | |
2784 | ||
2785 | gitStream.write("tagger %s\n" % tagger) | |
2786 | ||
2787 | print "labelDetails=",labelDetails | |
2788 | if labelDetails.has_key('Description'): | |
2789 | description = labelDetails['Description'] | |
2790 | else: | |
2791 | description = 'Label from git p4' | |
2792 | ||
2793 | gitStream.write("data %d\n" % len(description)) | |
2794 | gitStream.write(description) | |
2795 | gitStream.write("\n") | |
2796 | ||
2797 | def inClientSpec(self, path): | |
2798 | if not self.clientSpecDirs: | |
2799 | return True | |
2800 | inClientSpec = self.clientSpecDirs.map_in_client(path) | |
2801 | if not inClientSpec and self.verbose: | |
2802 | print('Ignoring file outside of client spec: {0}'.format(path)) | |
2803 | return inClientSpec | |
2804 | ||
2805 | def hasBranchPrefix(self, path): | |
2806 | if not self.branchPrefixes: | |
2807 | return True | |
2808 | hasPrefix = [p for p in self.branchPrefixes | |
2809 | if p4PathStartsWith(path, p)] | |
2810 | if not hasPrefix and self.verbose: | |
2811 | print('Ignoring file outside of prefix: {0}'.format(path)) | |
2812 | return hasPrefix | |
2813 | ||
2814 | def commit(self, details, files, branch, parent = ""): | |
2815 | epoch = details["time"] | |
2816 | author = details["user"] | |
2817 | jobs = self.extractJobsFromCommit(details) | |
2818 | ||
2819 | if self.verbose: | |
2820 | print('commit into {0}'.format(branch)) | |
2821 | ||
2822 | if self.clientSpecDirs: | |
2823 | self.clientSpecDirs.update_client_spec_path_cache(files) | |
2824 | ||
2825 | files = [f for f in files | |
2826 | if self.inClientSpec(f['path']) and self.hasBranchPrefix(f['path'])] | |
2827 | ||
2828 | if not files and not gitConfigBool('git-p4.keepEmptyCommits'): | |
2829 | print('Ignoring revision {0} as it would produce an empty commit.' | |
2830 | .format(details['change'])) | |
2831 | return | |
2832 | ||
2833 | self.gitStream.write("commit %s\n" % branch) | |
2834 | self.gitStream.write("mark :%s\n" % details["change"]) | |
2835 | self.committedChanges.add(int(details["change"])) | |
2836 | committer = "" | |
2837 | if author not in self.users: | |
2838 | self.getUserMapFromPerforceServer() | |
2839 | committer = "%s %s %s" % (self.make_email(author), epoch, self.tz) | |
2840 | ||
2841 | self.gitStream.write("committer %s\n" % committer) | |
2842 | ||
2843 | self.gitStream.write("data <<EOT\n") | |
2844 | self.gitStream.write(details["desc"]) | |
2845 | if len(jobs) > 0: | |
2846 | self.gitStream.write("\nJobs: %s" % (' '.join(jobs))) | |
2847 | self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s" % | |
2848 | (','.join(self.branchPrefixes), details["change"])) | |
2849 | if len(details['options']) > 0: | |
2850 | self.gitStream.write(": options = %s" % details['options']) | |
2851 | self.gitStream.write("]\nEOT\n\n") | |
2852 | ||
2853 | if len(parent) > 0: | |
2854 | if self.verbose: | |
2855 | print "parent %s" % parent | |
2856 | self.gitStream.write("from %s\n" % parent) | |
2857 | ||
2858 | self.streamP4Files(files) | |
2859 | self.gitStream.write("\n") | |
2860 | ||
2861 | change = int(details["change"]) | |
2862 | ||
2863 | if self.labels.has_key(change): | |
2864 | label = self.labels[change] | |
2865 | labelDetails = label[0] | |
2866 | labelRevisions = label[1] | |
2867 | if self.verbose: | |
2868 | print "Change %s is labelled %s" % (change, labelDetails) | |
2869 | ||
2870 | files = p4CmdList(["files"] + ["%s...@%s" % (p, change) | |
2871 | for p in self.branchPrefixes]) | |
2872 | ||
2873 | if len(files) == len(labelRevisions): | |
2874 | ||
2875 | cleanedFiles = {} | |
2876 | for info in files: | |
2877 | if info["action"] in self.delete_actions: | |
2878 | continue | |
2879 | cleanedFiles[info["depotFile"]] = info["rev"] | |
2880 | ||
2881 | if cleanedFiles == labelRevisions: | |
2882 | self.streamTag(self.gitStream, 'tag_%s' % labelDetails['label'], labelDetails, branch, epoch) | |
2883 | ||
2884 | else: | |
2885 | if not self.silent: | |
2886 | print ("Tag %s does not match with change %s: files do not match." | |
2887 | % (labelDetails["label"], change)) | |
2888 | ||
2889 | else: | |
2890 | if not self.silent: | |
2891 | print ("Tag %s does not match with change %s: file count is different." | |
2892 | % (labelDetails["label"], change)) | |
2893 | ||
2894 | # Build a dictionary of changelists and labels, for "detect-labels" option. | |
2895 | def getLabels(self): | |
2896 | self.labels = {} | |
2897 | ||
2898 | l = p4CmdList(["labels"] + ["%s..." % p for p in self.depotPaths]) | |
2899 | if len(l) > 0 and not self.silent: | |
2900 | print "Finding files belonging to labels in %s" % `self.depotPaths` | |
2901 | ||
2902 | for output in l: | |
2903 | label = output["label"] | |
2904 | revisions = {} | |
2905 | newestChange = 0 | |
2906 | if self.verbose: | |
2907 | print "Querying files for label %s" % label | |
2908 | for file in p4CmdList(["files"] + | |
2909 | ["%s...@%s" % (p, label) | |
2910 | for p in self.depotPaths]): | |
2911 | revisions[file["depotFile"]] = file["rev"] | |
2912 | change = int(file["change"]) | |
2913 | if change > newestChange: | |
2914 | newestChange = change | |
2915 | ||
2916 | self.labels[newestChange] = [output, revisions] | |
2917 | ||
2918 | if self.verbose: | |
2919 | print "Label changes: %s" % self.labels.keys() | |
2920 | ||
2921 | # Import p4 labels as git tags. A direct mapping does not | |
2922 | # exist, so assume that if all the files are at the same revision | |
2923 | # then we can use that, or it's something more complicated we should | |
2924 | # just ignore. | |
2925 | def importP4Labels(self, stream, p4Labels): | |
2926 | if verbose: | |
2927 | print "import p4 labels: " + ' '.join(p4Labels) | |
2928 | ||
2929 | ignoredP4Labels = gitConfigList("git-p4.ignoredP4Labels") | |
2930 | validLabelRegexp = gitConfig("git-p4.labelImportRegexp") | |
2931 | if len(validLabelRegexp) == 0: | |
2932 | validLabelRegexp = defaultLabelRegexp | |
2933 | m = re.compile(validLabelRegexp) | |
2934 | ||
2935 | for name in p4Labels: | |
2936 | commitFound = False | |
2937 | ||
2938 | if not m.match(name): | |
2939 | if verbose: | |
2940 | print "label %s does not match regexp %s" % (name,validLabelRegexp) | |
2941 | continue | |
2942 | ||
2943 | if name in ignoredP4Labels: | |
2944 | continue | |
2945 | ||
2946 | labelDetails = p4CmdList(['label', "-o", name])[0] | |
2947 | ||
2948 | # get the most recent changelist for each file in this label | |
2949 | change = p4Cmd(["changes", "-m", "1"] + ["%s...@%s" % (p, name) | |
2950 | for p in self.depotPaths]) | |
2951 | ||
2952 | if change.has_key('change'): | |
2953 | # find the corresponding git commit; take the oldest commit | |
2954 | changelist = int(change['change']) | |
2955 | if changelist in self.committedChanges: | |
2956 | gitCommit = ":%d" % changelist # use a fast-import mark | |
2957 | commitFound = True | |
2958 | else: | |
2959 | gitCommit = read_pipe(["git", "rev-list", "--max-count=1", | |
2960 | "--reverse", ":/\[git-p4:.*change = %d\]" % changelist], ignore_error=True) | |
2961 | if len(gitCommit) == 0: | |
2962 | print "importing label %s: could not find git commit for changelist %d" % (name, changelist) | |
2963 | else: | |
2964 | commitFound = True | |
2965 | gitCommit = gitCommit.strip() | |
2966 | ||
2967 | if commitFound: | |
2968 | # Convert from p4 time format | |
2969 | try: | |
2970 | tmwhen = time.strptime(labelDetails['Update'], "%Y/%m/%d %H:%M:%S") | |
2971 | except ValueError: | |
2972 | print "Could not convert label time %s" % labelDetails['Update'] | |
2973 | tmwhen = 1 | |
2974 | ||
2975 | when = int(time.mktime(tmwhen)) | |
2976 | self.streamTag(stream, name, labelDetails, gitCommit, when) | |
2977 | if verbose: | |
2978 | print "p4 label %s mapped to git commit %s" % (name, gitCommit) | |
2979 | else: | |
2980 | if verbose: | |
2981 | print "Label %s has no changelists - possibly deleted?" % name | |
2982 | ||
2983 | if not commitFound: | |
2984 | # We can't import this label; don't try again as it will get very | |
2985 | # expensive repeatedly fetching all the files for labels that will | |
2986 | # never be imported. If the label is moved in the future, the | |
2987 | # ignore will need to be removed manually. | |
2988 | system(["git", "config", "--add", "git-p4.ignoredP4Labels", name]) | |
2989 | ||
2990 | def guessProjectName(self): | |
2991 | for p in self.depotPaths: | |
2992 | if p.endswith("/"): | |
2993 | p = p[:-1] | |
2994 | p = p[p.strip().rfind("/") + 1:] | |
2995 | if not p.endswith("/"): | |
2996 | p += "/" | |
2997 | return p | |
2998 | ||
2999 | def getBranchMapping(self): | |
3000 | lostAndFoundBranches = set() | |
3001 | ||
3002 | user = gitConfig("git-p4.branchUser") | |
3003 | if len(user) > 0: | |
3004 | command = "branches -u %s" % user | |
3005 | else: | |
3006 | command = "branches" | |
3007 | ||
3008 | for info in p4CmdList(command): | |
3009 | details = p4Cmd(["branch", "-o", info["branch"]]) | |
3010 | viewIdx = 0 | |
3011 | while details.has_key("View%s" % viewIdx): | |
3012 | paths = details["View%s" % viewIdx].split(" ") | |
3013 | viewIdx = viewIdx + 1 | |
3014 | # require standard //depot/foo/... //depot/bar/... mapping | |
3015 | if len(paths) != 2 or not paths[0].endswith("/...") or not paths[1].endswith("/..."): | |
3016 | continue | |
3017 | source = paths[0] | |
3018 | destination = paths[1] | |
3019 | ## HACK | |
3020 | if p4PathStartsWith(source, self.depotPaths[0]) and p4PathStartsWith(destination, self.depotPaths[0]): | |
3021 | source = source[len(self.depotPaths[0]):-4] | |
3022 | destination = destination[len(self.depotPaths[0]):-4] | |
3023 | ||
3024 | if destination in self.knownBranches: | |
3025 | if not self.silent: | |
3026 | print "p4 branch %s defines a mapping from %s to %s" % (info["branch"], source, destination) | |
3027 | print "but there exists another mapping from %s to %s already!" % (self.knownBranches[destination], destination) | |
3028 | continue | |
3029 | ||
3030 | self.knownBranches[destination] = source | |
3031 | ||
3032 | lostAndFoundBranches.discard(destination) | |
3033 | ||
3034 | if source not in self.knownBranches: | |
3035 | lostAndFoundBranches.add(source) | |
3036 | ||
3037 | # Perforce does not strictly require branches to be defined, so we also | |
3038 | # check git config for a branch list. | |
3039 | # | |
3040 | # Example of branch definition in git config file: | |
3041 | # [git-p4] | |
3042 | # branchList=main:branchA | |
3043 | # branchList=main:branchB | |
3044 | # branchList=branchA:branchC | |
3045 | configBranches = gitConfigList("git-p4.branchList") | |
3046 | for branch in configBranches: | |
3047 | if branch: | |
3048 | (source, destination) = branch.split(":") | |
3049 | self.knownBranches[destination] = source | |
3050 | ||
3051 | lostAndFoundBranches.discard(destination) | |
3052 | ||
3053 | if source not in self.knownBranches: | |
3054 | lostAndFoundBranches.add(source) | |
3055 | ||
3056 | ||
3057 | for branch in lostAndFoundBranches: | |
3058 | self.knownBranches[branch] = branch | |
3059 | ||
3060 | def getBranchMappingFromGitBranches(self): | |
3061 | branches = p4BranchesInGit(self.importIntoRemotes) | |
3062 | for branch in branches.keys(): | |
3063 | if branch == "master": | |
3064 | branch = "main" | |
3065 | else: | |
3066 | branch = branch[len(self.projectName):] | |
3067 | self.knownBranches[branch] = branch | |
3068 | ||
3069 | def updateOptionDict(self, d): | |
3070 | option_keys = {} | |
3071 | if self.keepRepoPath: | |
3072 | option_keys['keepRepoPath'] = 1 | |
3073 | ||
3074 | d["options"] = ' '.join(sorted(option_keys.keys())) | |
3075 | ||
3076 | def readOptions(self, d): | |
3077 | self.keepRepoPath = (d.has_key('options') | |
3078 | and ('keepRepoPath' in d['options'])) | |
3079 | ||
3080 | def gitRefForBranch(self, branch): | |
3081 | if branch == "main": | |
3082 | return self.refPrefix + "master" | |
3083 | ||
3084 | if len(branch) <= 0: | |
3085 | return branch | |
3086 | ||
3087 | return self.refPrefix + self.projectName + branch | |
3088 | ||
3089 | def gitCommitByP4Change(self, ref, change): | |
3090 | if self.verbose: | |
3091 | print "looking in ref " + ref + " for change %s using bisect..." % change | |
3092 | ||
3093 | earliestCommit = "" | |
3094 | latestCommit = parseRevision(ref) | |
3095 | ||
3096 | while True: | |
3097 | if self.verbose: | |
3098 | print "trying: earliest %s latest %s" % (earliestCommit, latestCommit) | |
3099 | next = read_pipe("git rev-list --bisect %s %s" % (latestCommit, earliestCommit)).strip() | |
3100 | if len(next) == 0: | |
3101 | if self.verbose: | |
3102 | print "argh" | |
3103 | return "" | |
3104 | log = extractLogMessageFromGitCommit(next) | |
3105 | settings = extractSettingsGitLog(log) | |
3106 | currentChange = int(settings['change']) | |
3107 | if self.verbose: | |
3108 | print "current change %s" % currentChange | |
3109 | ||
3110 | if currentChange == change: | |
3111 | if self.verbose: | |
3112 | print "found %s" % next | |
3113 | return next | |
3114 | ||
3115 | if currentChange < change: | |
3116 | earliestCommit = "^%s" % next | |
3117 | else: | |
3118 | latestCommit = "%s" % next | |
3119 | ||
3120 | return "" | |
3121 | ||
3122 | def importNewBranch(self, branch, maxChange): | |
3123 | # make fast-import flush all changes to disk and update the refs using the checkpoint | |
3124 | # command so that we can try to find the branch parent in the git history | |
3125 | self.gitStream.write("checkpoint\n\n"); | |
3126 | self.gitStream.flush(); | |
3127 | branchPrefix = self.depotPaths[0] + branch + "/" | |
3128 | range = "@1,%s" % maxChange | |
3129 | #print "prefix" + branchPrefix | |
3130 | changes = p4ChangesForPaths([branchPrefix], range, self.changes_block_size) | |
3131 | if len(changes) <= 0: | |
3132 | return False | |
3133 | firstChange = changes[0] | |
3134 | #print "first change in branch: %s" % firstChange | |
3135 | sourceBranch = self.knownBranches[branch] | |
3136 | sourceDepotPath = self.depotPaths[0] + sourceBranch | |
3137 | sourceRef = self.gitRefForBranch(sourceBranch) | |
3138 | #print "source " + sourceBranch | |
3139 | ||
3140 | branchParentChange = int(p4Cmd(["changes", "-m", "1", "%s...@1,%s" % (sourceDepotPath, firstChange)])["change"]) | |
3141 | #print "branch parent: %s" % branchParentChange | |
3142 | gitParent = self.gitCommitByP4Change(sourceRef, branchParentChange) | |
3143 | if len(gitParent) > 0: | |
3144 | self.initialParents[self.gitRefForBranch(branch)] = gitParent | |
3145 | #print "parent git commit: %s" % gitParent | |
3146 | ||
3147 | self.importChanges(changes) | |
3148 | return True | |
3149 | ||
3150 | def searchParent(self, parent, branch, target): | |
3151 | parentFound = False | |
3152 | for blob in read_pipe_lines(["git", "rev-list", "--reverse", | |
3153 | "--no-merges", parent]): | |
3154 | blob = blob.strip() | |
3155 | if len(read_pipe(["git", "diff-tree", blob, target])) == 0: | |
3156 | parentFound = True | |
3157 | if self.verbose: | |
3158 | print "Found parent of %s in commit %s" % (branch, blob) | |
3159 | break | |
3160 | if parentFound: | |
3161 | return blob | |
3162 | else: | |
3163 | return None | |
3164 | ||
3165 | def importChanges(self, changes): | |
3166 | cnt = 1 | |
3167 | for change in changes: | |
3168 | description = p4_describe(change) | |
3169 | self.updateOptionDict(description) | |
3170 | ||
3171 | if not self.silent: | |
3172 | sys.stdout.write("\rImporting revision %s (%s%%)" % (change, cnt * 100 / len(changes))) | |
3173 | sys.stdout.flush() | |
3174 | cnt = cnt + 1 | |
3175 | ||
3176 | try: | |
3177 | if self.detectBranches: | |
3178 | branches = self.splitFilesIntoBranches(description) | |
3179 | for branch in branches.keys(): | |
3180 | ## HACK --hwn | |
3181 | branchPrefix = self.depotPaths[0] + branch + "/" | |
3182 | self.branchPrefixes = [ branchPrefix ] | |
3183 | ||
3184 | parent = "" | |
3185 | ||
3186 | filesForCommit = branches[branch] | |
3187 | ||
3188 | if self.verbose: | |
3189 | print "branch is %s" % branch | |
3190 | ||
3191 | self.updatedBranches.add(branch) | |
3192 | ||
3193 | if branch not in self.createdBranches: | |
3194 | self.createdBranches.add(branch) | |
3195 | parent = self.knownBranches[branch] | |
3196 | if parent == branch: | |
3197 | parent = "" | |
3198 | else: | |
3199 | fullBranch = self.projectName + branch | |
3200 | if fullBranch not in self.p4BranchesInGit: | |
3201 | if not self.silent: | |
3202 | print("\n Importing new branch %s" % fullBranch); | |
3203 | if self.importNewBranch(branch, change - 1): | |
3204 | parent = "" | |
3205 | self.p4BranchesInGit.append(fullBranch) | |
3206 | if not self.silent: | |
3207 | print("\n Resuming with change %s" % change); | |
3208 | ||
3209 | if self.verbose: | |
3210 | print "parent determined through known branches: %s" % parent | |
3211 | ||
3212 | branch = self.gitRefForBranch(branch) | |
3213 | parent = self.gitRefForBranch(parent) | |
3214 | ||
3215 | if self.verbose: | |
3216 | print "looking for initial parent for %s; current parent is %s" % (branch, parent) | |
3217 | ||
3218 | if len(parent) == 0 and branch in self.initialParents: | |
3219 | parent = self.initialParents[branch] | |
3220 | del self.initialParents[branch] | |
3221 | ||
3222 | blob = None | |
3223 | if len(parent) > 0: | |
3224 | tempBranch = "%s/%d" % (self.tempBranchLocation, change) | |
3225 | if self.verbose: | |
3226 | print "Creating temporary branch: " + tempBranch | |
3227 | self.commit(description, filesForCommit, tempBranch) | |
3228 | self.tempBranches.append(tempBranch) | |
3229 | self.checkpoint() | |
3230 | blob = self.searchParent(parent, branch, tempBranch) | |
3231 | if blob: | |
3232 | self.commit(description, filesForCommit, branch, blob) | |
3233 | else: | |
3234 | if self.verbose: | |
3235 | print "Parent of %s not found. Committing into head of %s" % (branch, parent) | |
3236 | self.commit(description, filesForCommit, branch, parent) | |
3237 | else: | |
3238 | files = self.extractFilesFromCommit(description) | |
3239 | self.commit(description, files, self.branch, | |
3240 | self.initialParent) | |
3241 | # only needed once, to connect to the previous commit | |
3242 | self.initialParent = "" | |
3243 | except IOError: | |
3244 | print self.gitError.read() | |
3245 | sys.exit(1) | |
3246 | ||
3247 | def importHeadRevision(self, revision): | |
3248 | print "Doing initial import of %s from revision %s into %s" % (' '.join(self.depotPaths), revision, self.branch) | |
3249 | ||
3250 | details = {} | |
3251 | details["user"] = "git perforce import user" | |
3252 | details["desc"] = ("Initial import of %s from the state at revision %s\n" | |
3253 | % (' '.join(self.depotPaths), revision)) | |
3254 | details["change"] = revision | |
3255 | newestRevision = 0 | |
3256 | ||
3257 | fileCnt = 0 | |
3258 | fileArgs = ["%s...%s" % (p,revision) for p in self.depotPaths] | |
3259 | ||
3260 | for info in p4CmdList(["files"] + fileArgs): | |
3261 | ||
3262 | if 'code' in info and info['code'] == 'error': | |
3263 | sys.stderr.write("p4 returned an error: %s\n" | |
3264 | % info['data']) | |
3265 | if info['data'].find("must refer to client") >= 0: | |
3266 | sys.stderr.write("This particular p4 error is misleading.\n") | |
3267 | sys.stderr.write("Perhaps the depot path was misspelled.\n"); | |
3268 | sys.stderr.write("Depot path: %s\n" % " ".join(self.depotPaths)) | |
3269 | sys.exit(1) | |
3270 | if 'p4ExitCode' in info: | |
3271 | sys.stderr.write("p4 exitcode: %s\n" % info['p4ExitCode']) | |
3272 | sys.exit(1) | |
3273 | ||
3274 | ||
3275 | change = int(info["change"]) | |
3276 | if change > newestRevision: | |
3277 | newestRevision = change | |
3278 | ||
3279 | if info["action"] in self.delete_actions: | |
3280 | # don't increase the file cnt, otherwise details["depotFile123"] will have gaps! | |
3281 | #fileCnt = fileCnt + 1 | |
3282 | continue | |
3283 | ||
3284 | for prop in ["depotFile", "rev", "action", "type" ]: | |
3285 | details["%s%s" % (prop, fileCnt)] = info[prop] | |
3286 | ||
3287 | fileCnt = fileCnt + 1 | |
3288 | ||
3289 | details["change"] = newestRevision | |
3290 | ||
3291 | # Use time from top-most change so that all git p4 clones of | |
3292 | # the same p4 repo have the same commit SHA1s. | |
3293 | res = p4_describe(newestRevision) | |
3294 | details["time"] = res["time"] | |
3295 | ||
3296 | self.updateOptionDict(details) | |
3297 | try: | |
3298 | self.commit(details, self.extractFilesFromCommit(details), self.branch) | |
3299 | except IOError: | |
3300 | print "IO error with git fast-import. Is your git version recent enough?" | |
3301 | print self.gitError.read() | |
3302 | ||
3303 | ||
3304 | def run(self, args): | |
3305 | self.depotPaths = [] | |
3306 | self.changeRange = "" | |
3307 | self.previousDepotPaths = [] | |
3308 | self.hasOrigin = False | |
3309 | ||
3310 | # map from branch depot path to parent branch | |
3311 | self.knownBranches = {} | |
3312 | self.initialParents = {} | |
3313 | ||
3314 | if self.importIntoRemotes: | |
3315 | self.refPrefix = "refs/remotes/p4/" | |
3316 | else: | |
3317 | self.refPrefix = "refs/heads/p4/" | |
3318 | ||
3319 | if self.syncWithOrigin: | |
3320 | self.hasOrigin = originP4BranchesExist() | |
3321 | if self.hasOrigin: | |
3322 | if not self.silent: | |
3323 | print 'Syncing with origin first, using "git fetch origin"' | |
3324 | system("git fetch origin") | |
3325 | ||
3326 | branch_arg_given = bool(self.branch) | |
3327 | if len(self.branch) == 0: | |
3328 | self.branch = self.refPrefix + "master" | |
3329 | if gitBranchExists("refs/heads/p4") and self.importIntoRemotes: | |
3330 | system("git update-ref %s refs/heads/p4" % self.branch) | |
3331 | system("git branch -D p4") | |
3332 | ||
3333 | # accept either the command-line option, or the configuration variable | |
3334 | if self.useClientSpec: | |
3335 | # will use this after clone to set the variable | |
3336 | self.useClientSpec_from_options = True | |
3337 | else: | |
3338 | if gitConfigBool("git-p4.useclientspec"): | |
3339 | self.useClientSpec = True | |
3340 | if self.useClientSpec: | |
3341 | self.clientSpecDirs = getClientSpec() | |
3342 | ||
3343 | # TODO: should always look at previous commits, | |
3344 | # merge with previous imports, if possible. | |
3345 | if args == []: | |
3346 | if self.hasOrigin: | |
3347 | createOrUpdateBranchesFromOrigin(self.refPrefix, self.silent) | |
3348 | ||
3349 | # branches holds mapping from branch name to sha1 | |
3350 | branches = p4BranchesInGit(self.importIntoRemotes) | |
3351 | ||
3352 | # restrict to just this one, disabling detect-branches | |
3353 | if branch_arg_given: | |
3354 | short = self.branch.split("/")[-1] | |
3355 | if short in branches: | |
3356 | self.p4BranchesInGit = [ short ] | |
3357 | else: | |
3358 | self.p4BranchesInGit = branches.keys() | |
3359 | ||
3360 | if len(self.p4BranchesInGit) > 1: | |
3361 | if not self.silent: | |
3362 | print "Importing from/into multiple branches" | |
3363 | self.detectBranches = True | |
3364 | for branch in branches.keys(): | |
3365 | self.initialParents[self.refPrefix + branch] = \ | |
3366 | branches[branch] | |
3367 | ||
3368 | if self.verbose: | |
3369 | print "branches: %s" % self.p4BranchesInGit | |
3370 | ||
3371 | p4Change = 0 | |
3372 | for branch in self.p4BranchesInGit: | |
3373 | logMsg = extractLogMessageFromGitCommit(self.refPrefix + branch) | |
3374 | ||
3375 | settings = extractSettingsGitLog(logMsg) | |
3376 | ||
3377 | self.readOptions(settings) | |
3378 | if (settings.has_key('depot-paths') | |
3379 | and settings.has_key ('change')): | |
3380 | change = int(settings['change']) + 1 | |
3381 | p4Change = max(p4Change, change) | |
3382 | ||
3383 | depotPaths = sorted(settings['depot-paths']) | |
3384 | if self.previousDepotPaths == []: | |
3385 | self.previousDepotPaths = depotPaths | |
3386 | else: | |
3387 | paths = [] | |
3388 | for (prev, cur) in zip(self.previousDepotPaths, depotPaths): | |
3389 | prev_list = prev.split("/") | |
3390 | cur_list = cur.split("/") | |
3391 | for i in range(0, min(len(cur_list), len(prev_list))): | |
3392 | if cur_list[i] <> prev_list[i]: | |
3393 | i = i - 1 | |
3394 | break | |
3395 | ||
3396 | paths.append ("/".join(cur_list[:i + 1])) | |
3397 | ||
3398 | self.previousDepotPaths = paths | |
3399 | ||
3400 | if p4Change > 0: | |
3401 | self.depotPaths = sorted(self.previousDepotPaths) | |
3402 | self.changeRange = "@%s,#head" % p4Change | |
3403 | if not self.silent and not self.detectBranches: | |
3404 | print "Performing incremental import into %s git branch" % self.branch | |
3405 | ||
3406 | # accept multiple ref name abbreviations: | |
3407 | # refs/foo/bar/branch -> use it exactly | |
3408 | # p4/branch -> prepend refs/remotes/ or refs/heads/ | |
3409 | # branch -> prepend refs/remotes/p4/ or refs/heads/p4/ | |
3410 | if not self.branch.startswith("refs/"): | |
3411 | if self.importIntoRemotes: | |
3412 | prepend = "refs/remotes/" | |
3413 | else: | |
3414 | prepend = "refs/heads/" | |
3415 | if not self.branch.startswith("p4/"): | |
3416 | prepend += "p4/" | |
3417 | self.branch = prepend + self.branch | |
3418 | ||
3419 | if len(args) == 0 and self.depotPaths: | |
3420 | if not self.silent: | |
3421 | print "Depot paths: %s" % ' '.join(self.depotPaths) | |
3422 | else: | |
3423 | if self.depotPaths and self.depotPaths != args: | |
3424 | print ("previous import used depot path %s and now %s was specified. " | |
3425 | "This doesn't work!" % (' '.join (self.depotPaths), | |
3426 | ' '.join (args))) | |
3427 | sys.exit(1) | |
3428 | ||
3429 | self.depotPaths = sorted(args) | |
3430 | ||
3431 | revision = "" | |
3432 | self.users = {} | |
3433 | ||
3434 | # Make sure no revision specifiers are used when --changesfile | |
3435 | # is specified. | |
3436 | bad_changesfile = False | |
3437 | if len(self.changesFile) > 0: | |
3438 | for p in self.depotPaths: | |
3439 | if p.find("@") >= 0 or p.find("#") >= 0: | |
3440 | bad_changesfile = True | |
3441 | break | |
3442 | if bad_changesfile: | |
3443 | die("Option --changesfile is incompatible with revision specifiers") | |
3444 | ||
3445 | newPaths = [] | |
3446 | for p in self.depotPaths: | |
3447 | if p.find("@") != -1: | |
3448 | atIdx = p.index("@") | |
3449 | self.changeRange = p[atIdx:] | |
3450 | if self.changeRange == "@all": | |
3451 | self.changeRange = "" | |
3452 | elif ',' not in self.changeRange: | |
3453 | revision = self.changeRange | |
3454 | self.changeRange = "" | |
3455 | p = p[:atIdx] | |
3456 | elif p.find("#") != -1: | |
3457 | hashIdx = p.index("#") | |
3458 | revision = p[hashIdx:] | |
3459 | p = p[:hashIdx] | |
3460 | elif self.previousDepotPaths == []: | |
3461 | # pay attention to changesfile, if given, else import | |
3462 | # the entire p4 tree at the head revision | |
3463 | if len(self.changesFile) == 0: | |
3464 | revision = "#head" | |
3465 | ||
3466 | p = re.sub ("\.\.\.$", "", p) | |
3467 | if not p.endswith("/"): | |
3468 | p += "/" | |
3469 | ||
3470 | newPaths.append(p) | |
3471 | ||
3472 | self.depotPaths = newPaths | |
3473 | ||
3474 | # --detect-branches may change this for each branch | |
3475 | self.branchPrefixes = self.depotPaths | |
3476 | ||
3477 | self.loadUserMapFromCache() | |
3478 | self.labels = {} | |
3479 | if self.detectLabels: | |
3480 | self.getLabels(); | |
3481 | ||
3482 | if self.detectBranches: | |
3483 | ## FIXME - what's a P4 projectName ? | |
3484 | self.projectName = self.guessProjectName() | |
3485 | ||
3486 | if self.hasOrigin: | |
3487 | self.getBranchMappingFromGitBranches() | |
3488 | else: | |
3489 | self.getBranchMapping() | |
3490 | if self.verbose: | |
3491 | print "p4-git branches: %s" % self.p4BranchesInGit | |
3492 | print "initial parents: %s" % self.initialParents | |
3493 | for b in self.p4BranchesInGit: | |
3494 | if b != "master": | |
3495 | ||
3496 | ## FIXME | |
3497 | b = b[len(self.projectName):] | |
3498 | self.createdBranches.add(b) | |
3499 | ||
3500 | self.tz = "%+03d%02d" % (- time.timezone / 3600, ((- time.timezone % 3600) / 60)) | |
3501 | ||
3502 | self.importProcess = subprocess.Popen(["git", "fast-import"], | |
3503 | stdin=subprocess.PIPE, | |
3504 | stdout=subprocess.PIPE, | |
3505 | stderr=subprocess.PIPE); | |
3506 | self.gitOutput = self.importProcess.stdout | |
3507 | self.gitStream = self.importProcess.stdin | |
3508 | self.gitError = self.importProcess.stderr | |
3509 | ||
3510 | if revision: | |
3511 | self.importHeadRevision(revision) | |
3512 | else: | |
3513 | changes = [] | |
3514 | ||
3515 | if len(self.changesFile) > 0: | |
3516 | output = open(self.changesFile).readlines() | |
3517 | changeSet = set() | |
3518 | for line in output: | |
3519 | changeSet.add(int(line)) | |
3520 | ||
3521 | for change in changeSet: | |
3522 | changes.append(change) | |
3523 | ||
3524 | changes.sort() | |
3525 | else: | |
3526 | # catch "git p4 sync" with no new branches, in a repo that | |
3527 | # does not have any existing p4 branches | |
3528 | if len(args) == 0: | |
3529 | if not self.p4BranchesInGit: | |
3530 | die("No remote p4 branches. Perhaps you never did \"git p4 clone\" in here.") | |
3531 | ||
3532 | # The default branch is master, unless --branch is used to | |
3533 | # specify something else. Make sure it exists, or complain | |
3534 | # nicely about how to use --branch. | |
3535 | if not self.detectBranches: | |
3536 | if not branch_exists(self.branch): | |
3537 | if branch_arg_given: | |
3538 | die("Error: branch %s does not exist." % self.branch) | |
3539 | else: | |
3540 | die("Error: no branch %s; perhaps specify one with --branch." % | |
3541 | self.branch) | |
3542 | ||
3543 | if self.verbose: | |
3544 | print "Getting p4 changes for %s...%s" % (', '.join(self.depotPaths), | |
3545 | self.changeRange) | |
3546 | changes = p4ChangesForPaths(self.depotPaths, self.changeRange, self.changes_block_size) | |
3547 | ||
3548 | if len(self.maxChanges) > 0: | |
3549 | changes = changes[:min(int(self.maxChanges), len(changes))] | |
3550 | ||
3551 | if len(changes) == 0: | |
3552 | if not self.silent: | |
3553 | print "No changes to import!" | |
3554 | else: | |
3555 | if not self.silent and not self.detectBranches: | |
3556 | print "Import destination: %s" % self.branch | |
3557 | ||
3558 | self.updatedBranches = set() | |
3559 | ||
3560 | if not self.detectBranches: | |
3561 | if args: | |
3562 | # start a new branch | |
3563 | self.initialParent = "" | |
3564 | else: | |
3565 | # build on a previous revision | |
3566 | self.initialParent = parseRevision(self.branch) | |
3567 | ||
3568 | self.importChanges(changes) | |
3569 | ||
3570 | if not self.silent: | |
3571 | print "" | |
3572 | if len(self.updatedBranches) > 0: | |
3573 | sys.stdout.write("Updated branches: ") | |
3574 | for b in self.updatedBranches: | |
3575 | sys.stdout.write("%s " % b) | |
3576 | sys.stdout.write("\n") | |
3577 | ||
3578 | if gitConfigBool("git-p4.importLabels"): | |
3579 | self.importLabels = True | |
3580 | ||
3581 | if self.importLabels: | |
3582 | p4Labels = getP4Labels(self.depotPaths) | |
3583 | gitTags = getGitTags() | |
3584 | ||
3585 | missingP4Labels = p4Labels - gitTags | |
3586 | self.importP4Labels(self.gitStream, missingP4Labels) | |
3587 | ||
3588 | self.gitStream.close() | |
3589 | if self.importProcess.wait() != 0: | |
3590 | die("fast-import failed: %s" % self.gitError.read()) | |
3591 | self.gitOutput.close() | |
3592 | self.gitError.close() | |
3593 | ||
3594 | # Cleanup temporary branches created during import | |
3595 | if self.tempBranches != []: | |
3596 | for branch in self.tempBranches: | |
3597 | read_pipe("git update-ref -d %s" % branch) | |
3598 | os.rmdir(os.path.join(os.environ.get("GIT_DIR", ".git"), self.tempBranchLocation)) | |
3599 | ||
3600 | # Create a symbolic ref p4/HEAD pointing to p4/<branch> to allow | |
3601 | # a convenient shortcut refname "p4". | |
3602 | if self.importIntoRemotes: | |
3603 | head_ref = self.refPrefix + "HEAD" | |
3604 | if not gitBranchExists(head_ref) and gitBranchExists(self.branch): | |
3605 | system(["git", "symbolic-ref", head_ref, self.branch]) | |
3606 | ||
3607 | return True | |
3608 | ||
3609 | class P4Rebase(Command): | |
3610 | def __init__(self): | |
3611 | Command.__init__(self) | |
3612 | self.options = [ | |
3613 | optparse.make_option("--import-labels", dest="importLabels", action="store_true"), | |
3614 | ] | |
3615 | self.importLabels = False | |
3616 | self.description = ("Fetches the latest revision from perforce and " | |
3617 | + "rebases the current work (branch) against it") | |
3618 | ||
3619 | def run(self, args): | |
3620 | sync = P4Sync() | |
3621 | sync.importLabels = self.importLabels | |
3622 | sync.run([]) | |
3623 | ||
3624 | return self.rebase() | |
3625 | ||
3626 | def rebase(self): | |
3627 | if os.system("git update-index --refresh") != 0: | |
3628 | 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."); | |
3629 | if len(read_pipe("git diff-index HEAD --")) > 0: | |
3630 | die("You have uncommitted changes. Please commit them before rebasing or stash them away with git stash."); | |
3631 | ||
3632 | [upstream, settings] = findUpstreamBranchPoint() | |
3633 | if len(upstream) == 0: | |
3634 | die("Cannot find upstream branchpoint for rebase") | |
3635 | ||
3636 | # the branchpoint may be p4/foo~3, so strip off the parent | |
3637 | upstream = re.sub("~[0-9]+$", "", upstream) | |
3638 | ||
3639 | print "Rebasing the current branch onto %s" % upstream | |
3640 | oldHead = read_pipe("git rev-parse HEAD").strip() | |
3641 | system("git rebase %s" % upstream) | |
3642 | system("git diff-tree --stat --summary -M %s HEAD --" % oldHead) | |
3643 | return True | |
3644 | ||
3645 | class P4Clone(P4Sync): | |
3646 | def __init__(self): | |
3647 | P4Sync.__init__(self) | |
3648 | self.description = "Creates a new git repository and imports from Perforce into it" | |
3649 | self.usage = "usage: %prog [options] //depot/path[@revRange]" | |
3650 | self.options += [ | |
3651 | optparse.make_option("--destination", dest="cloneDestination", | |
3652 | action='store', default=None, | |
3653 | help="where to leave result of the clone"), | |
3654 | optparse.make_option("--bare", dest="cloneBare", | |
3655 | action="store_true", default=False), | |
3656 | ] | |
3657 | self.cloneDestination = None | |
3658 | self.needsGit = False | |
3659 | self.cloneBare = False | |
3660 | ||
3661 | def defaultDestination(self, args): | |
3662 | ## TODO: use common prefix of args? | |
3663 | depotPath = args[0] | |
3664 | depotDir = re.sub("(@[^@]*)$", "", depotPath) | |
3665 | depotDir = re.sub("(#[^#]*)$", "", depotDir) | |
3666 | depotDir = re.sub(r"\.\.\.$", "", depotDir) | |
3667 | depotDir = re.sub(r"/$", "", depotDir) | |
3668 | return os.path.split(depotDir)[1] | |
3669 | ||
3670 | def run(self, args): | |
3671 | if len(args) < 1: | |
3672 | return False | |
3673 | ||
3674 | if self.keepRepoPath and not self.cloneDestination: | |
3675 | sys.stderr.write("Must specify destination for --keep-path\n") | |
3676 | sys.exit(1) | |
3677 | ||
3678 | depotPaths = args | |
3679 | ||
3680 | if not self.cloneDestination and len(depotPaths) > 1: | |
3681 | self.cloneDestination = depotPaths[-1] | |
3682 | depotPaths = depotPaths[:-1] | |
3683 | ||
3684 | self.cloneExclude = ["/"+p for p in self.cloneExclude] | |
3685 | for p in depotPaths: | |
3686 | if not p.startswith("//"): | |
3687 | sys.stderr.write('Depot paths must start with "//": %s\n' % p) | |
3688 | return False | |
3689 | ||
3690 | if not self.cloneDestination: | |
3691 | self.cloneDestination = self.defaultDestination(args) | |
3692 | ||
3693 | print "Importing from %s into %s" % (', '.join(depotPaths), self.cloneDestination) | |
3694 | ||
3695 | if not os.path.exists(self.cloneDestination): | |
3696 | os.makedirs(self.cloneDestination) | |
3697 | chdir(self.cloneDestination) | |
3698 | ||
3699 | init_cmd = [ "git", "init" ] | |
3700 | if self.cloneBare: | |
3701 | init_cmd.append("--bare") | |
3702 | retcode = subprocess.call(init_cmd) | |
3703 | if retcode: | |
3704 | raise CalledProcessError(retcode, init_cmd) | |
3705 | ||
3706 | if not P4Sync.run(self, depotPaths): | |
3707 | return False | |
3708 | ||
3709 | # create a master branch and check out a work tree | |
3710 | if gitBranchExists(self.branch): | |
3711 | system([ "git", "branch", "master", self.branch ]) | |
3712 | if not self.cloneBare: | |
3713 | system([ "git", "checkout", "-f" ]) | |
3714 | else: | |
3715 | print 'Not checking out any branch, use ' \ | |
3716 | '"git checkout -q -b master <branch>"' | |
3717 | ||
3718 | # auto-set this variable if invoked with --use-client-spec | |
3719 | if self.useClientSpec_from_options: | |
3720 | system("git config --bool git-p4.useclientspec true") | |
3721 | ||
3722 | return True | |
3723 | ||
3724 | class P4Branches(Command): | |
3725 | def __init__(self): | |
3726 | Command.__init__(self) | |
3727 | self.options = [ ] | |
3728 | self.description = ("Shows the git branches that hold imports and their " | |
3729 | + "corresponding perforce depot paths") | |
3730 | self.verbose = False | |
3731 | ||
3732 | def run(self, args): | |
3733 | if originP4BranchesExist(): | |
3734 | createOrUpdateBranchesFromOrigin() | |
3735 | ||
3736 | cmdline = "git rev-parse --symbolic " | |
3737 | cmdline += " --remotes" | |
3738 | ||
3739 | for line in read_pipe_lines(cmdline): | |
3740 | line = line.strip() | |
3741 | ||
3742 | if not line.startswith('p4/') or line == "p4/HEAD": | |
3743 | continue | |
3744 | branch = line | |
3745 | ||
3746 | log = extractLogMessageFromGitCommit("refs/remotes/%s" % branch) | |
3747 | settings = extractSettingsGitLog(log) | |
3748 | ||
3749 | print "%s <= %s (%s)" % (branch, ",".join(settings["depot-paths"]), settings["change"]) | |
3750 | return True | |
3751 | ||
3752 | class HelpFormatter(optparse.IndentedHelpFormatter): | |
3753 | def __init__(self): | |
3754 | optparse.IndentedHelpFormatter.__init__(self) | |
3755 | ||
3756 | def format_description(self, description): | |
3757 | if description: | |
3758 | return description + "\n" | |
3759 | else: | |
3760 | return "" | |
3761 | ||
3762 | def printUsage(commands): | |
3763 | print "usage: %s <command> [options]" % sys.argv[0] | |
3764 | print "" | |
3765 | print "valid commands: %s" % ", ".join(commands) | |
3766 | print "" | |
3767 | print "Try %s <command> --help for command specific help." % sys.argv[0] | |
3768 | print "" | |
3769 | ||
3770 | commands = { | |
3771 | "debug" : P4Debug, | |
3772 | "submit" : P4Submit, | |
3773 | "commit" : P4Submit, | |
3774 | "sync" : P4Sync, | |
3775 | "rebase" : P4Rebase, | |
3776 | "clone" : P4Clone, | |
3777 | "rollback" : P4RollBack, | |
3778 | "branches" : P4Branches | |
3779 | } | |
3780 | ||
3781 | ||
3782 | def main(): | |
3783 | if len(sys.argv[1:]) == 0: | |
3784 | printUsage(commands.keys()) | |
3785 | sys.exit(2) | |
3786 | ||
3787 | cmdName = sys.argv[1] | |
3788 | try: | |
3789 | klass = commands[cmdName] | |
3790 | cmd = klass() | |
3791 | except KeyError: | |
3792 | print "unknown command %s" % cmdName | |
3793 | print "" | |
3794 | printUsage(commands.keys()) | |
3795 | sys.exit(2) | |
3796 | ||
3797 | options = cmd.options | |
3798 | cmd.gitdir = os.environ.get("GIT_DIR", None) | |
3799 | ||
3800 | args = sys.argv[2:] | |
3801 | ||
3802 | options.append(optparse.make_option("--verbose", "-v", dest="verbose", action="store_true")) | |
3803 | if cmd.needsGit: | |
3804 | options.append(optparse.make_option("--git-dir", dest="gitdir")) | |
3805 | ||
3806 | parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName), | |
3807 | options, | |
3808 | description = cmd.description, | |
3809 | formatter = HelpFormatter()) | |
3810 | ||
3811 | (cmd, args) = parser.parse_args(sys.argv[2:], cmd); | |
3812 | global verbose | |
3813 | verbose = cmd.verbose | |
3814 | if cmd.needsGit: | |
3815 | if cmd.gitdir == None: | |
3816 | cmd.gitdir = os.path.abspath(".git") | |
3817 | if not isValidGitDir(cmd.gitdir): | |
3818 | # "rev-parse --git-dir" without arguments will try $PWD/.git | |
3819 | cmd.gitdir = read_pipe("git rev-parse --git-dir").strip() | |
3820 | if os.path.exists(cmd.gitdir): | |
3821 | cdup = read_pipe("git rev-parse --show-cdup").strip() | |
3822 | if len(cdup) > 0: | |
3823 | chdir(cdup); | |
3824 | ||
3825 | if not isValidGitDir(cmd.gitdir): | |
3826 | if isValidGitDir(cmd.gitdir + "/.git"): | |
3827 | cmd.gitdir += "/.git" | |
3828 | else: | |
3829 | die("fatal: cannot locate git repository at %s" % cmd.gitdir) | |
3830 | ||
3831 | # so git commands invoked from the P4 workspace will succeed | |
3832 | os.environ["GIT_DIR"] = cmd.gitdir | |
3833 | ||
3834 | if not cmd.run(args): | |
3835 | parser.print_help() | |
3836 | sys.exit(2) | |
3837 | ||
3838 | ||
3839 | if __name__ == '__main__': | |
3840 | main() |