summaryrefslogtreecommitdiff
path: root/git-p4.py
diff options
context:
space:
mode:
Diffstat (limited to 'git-p4.py')
-rwxr-xr-xgit-p4.py306
1 files changed, 215 insertions, 91 deletions
diff --git a/git-p4.py b/git-p4.py
index fd5ca52462..2fa581789c 100755
--- a/git-p4.py
+++ b/git-p4.py
@@ -25,6 +25,7 @@ import stat
import zipfile
import zlib
import ctypes
+import errno
try:
from subprocess import CalledProcessError
@@ -78,6 +79,13 @@ def p4_build_cmd(cmd):
if len(client) > 0:
real_cmd += ["-c", client]
+ retries = gitConfigInt("git-p4.retries")
+ if retries is None:
+ # Perform 3 retries by default
+ retries = 3
+ if retries > 0:
+ # Provide a way to not pass this option by setting git-p4.retries to 0
+ real_cmd += ["-r", str(retries)]
if isinstance(cmd,basestring):
real_cmd = ' '.join(real_cmd) + ' ' + cmd
@@ -85,6 +93,16 @@ def p4_build_cmd(cmd):
real_cmd += cmd
return real_cmd
+def git_dir(path):
+ """ Return TRUE if the given path is a git directory (/path/to/dir/.git).
+ This won't automatically add ".git" to a directory.
+ """
+ d = read_pipe(["git", "--git-dir", path, "rev-parse", "--git-dir"], True).strip()
+ if not d or len(d) == 0:
+ return None
+ else:
+ return d
+
def chdir(path, is_client_path=False):
"""Do chdir to the given path, and set the PWD environment
variable for use by P4. It does not look at getcwd() output.
@@ -142,17 +160,42 @@ def p4_write_pipe(c, stdin):
real_cmd = p4_build_cmd(c)
return write_pipe(real_cmd, stdin)
-def read_pipe(c, ignore_error=False):
+def read_pipe_full(c):
+ """ Read output from command. Returns a tuple
+ of the return status, stdout text and stderr
+ text.
+ """
if verbose:
sys.stderr.write('Reading pipe: %s\n' % str(c))
expand = isinstance(c,basestring)
p = subprocess.Popen(c, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=expand)
(out, err) = p.communicate()
- if p.returncode != 0 and not ignore_error:
- die('Command failed: %s\nError: %s' % (str(c), err))
+ return (p.returncode, out, err)
+
+def read_pipe(c, ignore_error=False):
+ """ Read output from command. Returns the output text on
+ success. On failure, terminates execution, unless
+ ignore_error is True, when it returns an empty string.
+ """
+ (retcode, out, err) = read_pipe_full(c)
+ if retcode != 0:
+ if ignore_error:
+ out = ""
+ else:
+ die('Command failed: %s\nError: %s' % (str(c), err))
return out
+def read_pipe_text(c):
+ """ Read output from a command with trailing whitespace stripped.
+ On error, returns None.
+ """
+ (retcode, out, err) = read_pipe_full(c)
+ if retcode != 0:
+ return None
+ else:
+ return out.rstrip()
+
def p4_read_pipe(c, ignore_error=False):
real_cmd = p4_build_cmd(c)
return read_pipe(real_cmd, ignore_error)
@@ -262,11 +305,15 @@ def p4_revert(f):
def p4_reopen(type, f):
p4_system(["reopen", "-t", type, wildcard_encode(f)])
+def p4_reopen_in_change(changelist, files):
+ cmd = ["reopen", "-c", str(changelist)] + files
+ p4_system(cmd)
+
def p4_move(src, dest):
p4_system(["move", "-k", wildcard_encode(src), wildcard_encode(dest)])
def p4_last_change():
- results = p4CmdList(["changes", "-m", "1"])
+ results = p4CmdList(["changes", "-m", "1"], skip_info=True)
return int(results[0]['change'])
def p4_describe(change):
@@ -274,7 +321,7 @@ def p4_describe(change):
the presence of field "time". Return a dict of the
results."""
- ds = p4CmdList(["describe", "-s", str(change)])
+ ds = p4CmdList(["describe", "-s", str(change)], skip_info=True)
if len(ds) != 1:
die("p4 describe -s %d did not return 1 result: %s" % (change, str(ds)))
@@ -462,7 +509,7 @@ def isModeExec(mode):
def isModeExecChanged(src_mode, dst_mode):
return isModeExec(src_mode) != isModeExec(dst_mode)
-def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None):
+def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None, skip_info=False):
if isinstance(cmd,basestring):
cmd = "-G " + cmd
@@ -498,6 +545,9 @@ def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None):
try:
while True:
entry = marshal.load(p4.stdout)
+ if skip_info:
+ if 'code' in entry and entry['code'] == 'info':
+ continue
if cb is not None:
cb(entry)
else:
@@ -555,18 +605,10 @@ def p4Where(depotPath):
return clientPath
def currentGitBranch():
- retcode = system(["git", "symbolic-ref", "-q", "HEAD"], ignore_error=True)
- if retcode != 0:
- # on a detached head
- return None
- else:
- return read_pipe(["git", "name-rev", "HEAD"]).split(" ")[1].strip()
+ return read_pipe_text(["git", "symbolic-ref", "--short", "-q", "HEAD"])
def isValidGitDir(path):
- if (os.path.exists(path + "/HEAD")
- and os.path.exists(path + "/refs") and os.path.exists(path + "/objects")):
- return True;
- return False
+ return git_dir(path) != None
def parseRevision(ref):
return read_pipe("git rev-parse %s" % ref).strip()
@@ -655,7 +697,7 @@ def gitConfigInt(key):
def gitConfigList(key):
if not _gitConfig.has_key(key):
s = read_pipe(["git", "config", "--get-all", key], ignore_error=True)
- _gitConfig[key] = s.strip().split(os.linesep)
+ _gitConfig[key] = s.strip().splitlines()
if _gitConfig[key] == ['']:
_gitConfig[key] = []
return _gitConfig[key]
@@ -822,7 +864,7 @@ def p4ChangesForPaths(depotPaths, changeRange, requestedBlockSize):
die("cannot use --changes-block-size with non-numeric revisions")
block_size = None
- changes = []
+ changes = set()
# Retrieve changes a block at a time, to prevent running
# into a MaxResults/MaxScanRows error from the server.
@@ -840,8 +882,12 @@ def p4ChangesForPaths(depotPaths, changeRange, requestedBlockSize):
cmd += ["%s...@%s" % (p, revisionRange)]
# Insert changes in chronological order
- for line in reversed(p4_read_pipe_lines(cmd)):
- changes.append(int(line.split(" ")[1]))
+ for entry in reversed(p4CmdList(cmd)):
+ if entry.has_key('p4ExitCode'):
+ die('Error retrieving changes descriptions ({})'.format(entry['p4ExitCode']))
+ if not entry.has_key('change'):
+ continue
+ changes.add(int(entry['change']))
if not block_size:
break
@@ -1005,18 +1051,20 @@ class LargeFileSystem(object):
steps."""
if self.exceedsLargeFileThreshold(relPath, contents) or self.hasLargeFileExtension(relPath):
contentTempFile = self.generateTempFile(contents)
- (git_mode, contents, localLargeFile) = self.generatePointer(contentTempFile)
-
- # Move temp file to final location in large file system
- largeFileDir = os.path.dirname(localLargeFile)
- if not os.path.isdir(largeFileDir):
- os.makedirs(largeFileDir)
- shutil.move(contentTempFile, localLargeFile)
- self.addLargeFile(relPath)
- if gitConfigBool('git-p4.largeFilePush'):
- self.pushFile(localLargeFile)
- if verbose:
- sys.stderr.write("%s moved to large file system (%s)\n" % (relPath, localLargeFile))
+ (pointer_git_mode, contents, localLargeFile) = self.generatePointer(contentTempFile)
+ if pointer_git_mode:
+ git_mode = pointer_git_mode
+ if localLargeFile:
+ # Move temp file to final location in large file system
+ largeFileDir = os.path.dirname(localLargeFile)
+ if not os.path.isdir(largeFileDir):
+ os.makedirs(largeFileDir)
+ shutil.move(contentTempFile, localLargeFile)
+ self.addLargeFile(relPath)
+ if gitConfigBool('git-p4.largeFilePush'):
+ self.pushFile(localLargeFile)
+ if verbose:
+ sys.stderr.write("%s moved to large file system (%s)\n" % (relPath, localLargeFile))
return (git_mode, contents)
class MockLFS(LargeFileSystem):
@@ -1056,6 +1104,9 @@ class GitLFS(LargeFileSystem):
the actual content. Return also the new location of the actual
content.
"""
+ if os.path.getsize(contentFile) == 0:
+ return (None, '', None)
+
pointerProcess = subprocess.Popen(
['git', 'lfs', 'pointer', '--file=' + contentFile],
stdout=subprocess.PIPE
@@ -1098,10 +1149,10 @@ class GitLFS(LargeFileSystem):
'# Git LFS (see https://git-lfs.github.com/)\n',
'#\n',
] +
- ['*.' + f.replace(' ', '[[:space:]]') + ' filter=lfs -text\n'
+ ['*.' + f.replace(' ', '[[:space:]]') + ' filter=lfs diff=lfs merge=lfs -text\n'
for f in sorted(gitConfigList('git-p4.largeFileExtensions'))
] +
- ['/' + f.replace(' ', '[[:space:]]') + ' filter=lfs -text\n'
+ ['/' + f.replace(' ', '[[:space:]]') + ' filter=lfs diff=lfs merge=lfs -text\n'
for f in sorted(self.largeFiles) if not self.hasLargeFileExtension(f)
]
)
@@ -1289,6 +1340,12 @@ class P4Submit(Command, P4UserMap):
optparse.make_option("--conflict", dest="conflict_behavior",
choices=self.conflict_behavior_choices),
optparse.make_option("--branch", dest="branch"),
+ optparse.make_option("--shelve", dest="shelve", action="store_true",
+ help="Shelve instead of submit. Shelved files are reverted, "
+ "restoring the workspace to the state before the shelve"),
+ optparse.make_option("--update-shelve", dest="update_shelve", action="store", type="int",
+ metavar="CHANGELIST",
+ help="update an existing shelved changelist, implies --shelve")
]
self.description = "Submit changes from git to the perforce depot."
self.usage += " [name of git branch to submit into perforce depot]"
@@ -1296,6 +1353,8 @@ class P4Submit(Command, P4UserMap):
self.detectRenames = False
self.preserveUser = gitConfigBool("git-p4.preserveUser")
self.dry_run = False
+ self.shelve = False
+ self.update_shelve = None
self.prepare_p4_only = False
self.conflict_behavior = None
self.isWindows = (platform.system() == "Windows")
@@ -1464,7 +1523,7 @@ class P4Submit(Command, P4UserMap):
return 1
return 0
- def prepareSubmitTemplate(self):
+ def prepareSubmitTemplate(self, changelist=None):
"""Run "p4 change -o" to grab a change specification template.
This does not use "p4 -G", as it is nice to keep the submission
template in original order, since a human might edit it.
@@ -1474,33 +1533,62 @@ class P4Submit(Command, P4UserMap):
[upstream, settings] = findUpstreamBranchPoint()
- template = ""
+ template = """\
+# A Perforce Change Specification.
+#
+# Change: The change number. 'new' on a new changelist.
+# Date: The date this specification was last modified.
+# Client: The client on which the changelist was created. Read-only.
+# User: The user who created the changelist.
+# Status: Either 'pending' or 'submitted'. Read-only.
+# Type: Either 'public' or 'restricted'. Default is 'public'.
+# Description: Comments about the changelist. Required.
+# Jobs: What opened jobs are to be closed by this changelist.
+# You may delete jobs from this list. (New changelists only.)
+# Files: What opened files from the default changelist are to be added
+# to this changelist. You may delete files from this list.
+# (New changelists only.)
+"""
+ files_list = []
inFilesSection = False
- for line in p4_read_pipe_lines(['change', '-o']):
- if line.endswith("\r\n"):
- line = line[:-2] + "\n"
- if inFilesSection:
- if line.startswith("\t"):
- # path starts and ends with a tab
- path = line[1:]
- lastTab = path.rfind("\t")
- if lastTab != -1:
- path = path[:lastTab]
- if settings.has_key('depot-paths'):
- if not [p for p in settings['depot-paths']
- if p4PathStartsWith(path, p)]:
- continue
- else:
- if not p4PathStartsWith(path, self.depotPath):
- continue
+ change_entry = None
+ args = ['change', '-o']
+ if changelist:
+ args.append(str(changelist))
+ for entry in p4CmdList(args):
+ if not entry.has_key('code'):
+ continue
+ if entry['code'] == 'stat':
+ change_entry = entry
+ break
+ if not change_entry:
+ die('Failed to decode output of p4 change -o')
+ for key, value in change_entry.iteritems():
+ if key.startswith('File'):
+ if settings.has_key('depot-paths'):
+ if not [p for p in settings['depot-paths']
+ if p4PathStartsWith(value, p)]:
+ continue
else:
- inFilesSection = False
- else:
- if line.startswith("Files:"):
- inFilesSection = True
-
- template += line
-
+ if not p4PathStartsWith(value, self.depotPath):
+ continue
+ files_list.append(value)
+ continue
+ # Output in the order expected by prepareLogMessage
+ for key in ['Change', 'Client', 'User', 'Status', 'Description', 'Jobs']:
+ if not change_entry.has_key(key):
+ continue
+ template += '\n'
+ template += key + ':'
+ if key == 'Description':
+ template += '\n'
+ for field_line in change_entry[key].splitlines():
+ template += '\t'+field_line+'\n'
+ if len(files_list) > 0:
+ template += '\n'
+ template += 'Files:\n'
+ for path in files_list:
+ template += '\t'+path+'\n'
return template
def edit_template(self, template_file):
@@ -1538,7 +1626,7 @@ class P4Submit(Command, P4UserMap):
if response == 'n':
return False
- def get_diff_description(self, editedFiles, filesToAdd):
+ def get_diff_description(self, editedFiles, filesToAdd, symlinks):
# diff
if os.environ.has_key("P4DIFF"):
del(os.environ["P4DIFF"])
@@ -1553,10 +1641,17 @@ class P4Submit(Command, P4UserMap):
newdiff += "==== new file ====\n"
newdiff += "--- /dev/null\n"
newdiff += "+++ %s\n" % newFile
- f = open(newFile, "r")
- for line in f.readlines():
- newdiff += "+" + line
- f.close()
+
+ is_link = os.path.islink(newFile)
+ expect_link = newFile in symlinks
+
+ if is_link and expect_link:
+ newdiff += "+%s\n" % os.readlink(newFile)
+ else:
+ f = open(newFile, "r")
+ for line in f.readlines():
+ newdiff += "+" + line
+ f.close()
return (diff + newdiff).replace('\r\n', '\n')
@@ -1574,12 +1669,16 @@ class P4Submit(Command, P4UserMap):
filesToDelete = set()
editedFiles = set()
pureRenameCopy = set()
+ symlinks = set()
filesToChangeExecBit = {}
+ all_files = list()
for line in diff:
diff = parseDiffTreeEntry(line)
modifier = diff['status']
path = diff['src']
+ all_files.append(path)
+
if modifier == "M":
p4_edit(path)
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
@@ -1590,6 +1689,11 @@ class P4Submit(Command, P4UserMap):
filesToChangeExecBit[path] = diff['dst_mode']
if path in filesToDelete:
filesToDelete.remove(path)
+
+ dst_mode = int(diff['dst_mode'], 8)
+ if dst_mode == 0120000:
+ symlinks.add(path)
+
elif modifier == "D":
filesToDelete.add(path)
if path in filesToAdd:
@@ -1705,6 +1809,10 @@ class P4Submit(Command, P4UserMap):
mode = filesToChangeExecBit[f]
setP4ExecBit(f, mode)
+ if self.update_shelve:
+ print("all_files = %s" % str(all_files))
+ p4_reopen_in_change(self.update_shelve, all_files)
+
#
# Build p4 change description, starting with the contents
# of the git commit message.
@@ -1713,7 +1821,7 @@ class P4Submit(Command, P4UserMap):
logMessage = logMessage.strip()
(logMessage, jobs) = self.separate_jobs_from_description(logMessage)
- template = self.prepareSubmitTemplate()
+ template = self.prepareSubmitTemplate(self.update_shelve)
submitTemplate = self.prepareLogMessage(template, logMessage, jobs)
if self.preserveUser:
@@ -1727,7 +1835,7 @@ class P4Submit(Command, P4UserMap):
separatorLine = "######## everything below this line is just the diff #######\n"
if not self.prepare_p4_only:
submitTemplate += separatorLine
- submitTemplate += self.get_diff_description(editedFiles, filesToAdd)
+ submitTemplate += self.get_diff_description(editedFiles, filesToAdd, symlinks)
(handle, fileName) = tempfile.mkstemp()
tmpFile = os.fdopen(handle, "w+b")
@@ -1785,7 +1893,17 @@ class P4Submit(Command, P4UserMap):
if self.isWindows:
message = message.replace("\r\n", "\n")
submitTemplate = message[:message.index(separatorLine)]
- p4_write_pipe(['submit', '-i'], submitTemplate)
+
+ if self.update_shelve:
+ p4_write_pipe(['shelve', '-r', '-i'], submitTemplate)
+ elif self.shelve:
+ p4_write_pipe(['shelve', '-i'], submitTemplate)
+ else:
+ p4_write_pipe(['submit', '-i'], submitTemplate)
+ # The rename/copy happened by applying a patch that created a
+ # new file. This leaves it writable, which confuses p4.
+ for f in pureRenameCopy:
+ p4_sync(f, "-f")
if self.preserveUser:
if p4User:
@@ -1795,23 +1913,20 @@ class P4Submit(Command, P4UserMap):
changelist = self.lastP4Changelist()
self.modifyChangelistUser(changelist, p4User)
- # The rename/copy happened by applying a patch that created a
- # new file. This leaves it writable, which confuses p4.
- for f in pureRenameCopy:
- p4_sync(f, "-f")
submitted = True
finally:
# skip this patch
- if not submitted:
- print "Submission cancelled, undoing p4 changes."
- for f in editedFiles:
+ if not submitted or self.shelve:
+ if self.shelve:
+ print ("Reverting shelved files.")
+ else:
+ print ("Submission cancelled, undoing p4 changes.")
+ for f in editedFiles | filesToDelete:
p4_revert(f)
for f in filesToAdd:
p4_revert(f)
os.remove(f)
- for f in filesToDelete:
- p4_revert(f)
os.remove(fileName)
return submitted
@@ -1907,6 +2022,9 @@ class P4Submit(Command, P4UserMap):
if len(self.origin) == 0:
self.origin = upstream
+ if self.update_shelve:
+ self.shelve = True
+
if self.preserveUser:
if not self.canChangeChangelists():
die("Cannot preserve user names without p4 super-user or admin permissions")
@@ -2067,13 +2185,13 @@ class P4Submit(Command, P4UserMap):
break
chdir(self.oldWorkingDirectory)
-
+ shelved_applied = "shelved" if self.shelve else "applied"
if self.dry_run:
pass
elif self.prepare_p4_only:
pass
elif len(commits) == len(applied):
- print "All commits applied!"
+ print ("All commits {0}!".format(shelved_applied))
sync = P4Sync()
if self.branch:
@@ -2085,9 +2203,9 @@ class P4Submit(Command, P4UserMap):
else:
if len(applied) == 0:
- print "No commits applied."
+ print ("No commits {0}.".format(shelved_applied))
else:
- print "Applied only the commits marked with '*':"
+ print ("{0} only the commits marked with '*':".format(shelved_applied.capitalize()))
for c in commits:
if c in applied:
star = "*"
@@ -2418,11 +2536,24 @@ class P4Sync(Command, P4UserMap):
self.gitStream.write(d)
self.gitStream.write('\n')
+ def encodeWithUTF8(self, path):
+ try:
+ path.decode('ascii')
+ except:
+ encoding = 'utf8'
+ if gitConfig('git-p4.pathEncoding'):
+ encoding = gitConfig('git-p4.pathEncoding')
+ path = path.decode(encoding, 'replace').encode('utf8', 'replace')
+ if self.verbose:
+ print 'Path with non-ASCII characters detected. Used %s to encode: %s ' % (encoding, path)
+ return path
+
# output one file from the P4 stream
# - helper for streamP4Files
def streamOneP4File(self, file, contents):
relPath = self.stripRepoPath(file['depotFile'], self.branchPrefixes)
+ relPath = self.encodeWithUTF8(relPath)
if verbose:
size = int(self.stream_file['fileSize'])
sys.stdout.write('\r%s --> %s (%i MB)\n' % (file['depotFile'], relPath, size/1024/1024))
@@ -2495,16 +2626,6 @@ class P4Sync(Command, P4UserMap):
text = regexp.sub(r'$\1$', text)
contents = [ text ]
- try:
- relPath.decode('ascii')
- except:
- encoding = 'utf8'
- if gitConfig('git-p4.pathEncoding'):
- encoding = gitConfig('git-p4.pathEncoding')
- relPath = relPath.decode(encoding, 'replace').encode('utf8', 'replace')
- if self.verbose:
- print 'Path with non-ASCII characters detected. Used %s to encode: %s ' % (encoding, relPath)
-
if self.largeFileSystem:
(git_mode, contents) = self.largeFileSystem.processContent(git_mode, relPath, contents)
@@ -2512,6 +2633,7 @@ class P4Sync(Command, P4UserMap):
def streamOneP4Deletion(self, file):
relPath = self.stripRepoPath(file['path'], self.branchPrefixes)
+ relPath = self.encodeWithUTF8(relPath)
if verbose:
sys.stdout.write("delete %s\n" % relPath)
sys.stdout.flush()
@@ -3682,6 +3804,7 @@ def main():
if cmd.gitdir == None:
cmd.gitdir = os.path.abspath(".git")
if not isValidGitDir(cmd.gitdir):
+ # "rev-parse --git-dir" without arguments will try $PWD/.git
cmd.gitdir = read_pipe("git rev-parse --git-dir").strip()
if os.path.exists(cmd.gitdir):
cdup = read_pipe("git rev-parse --show-cdup").strip()
@@ -3694,6 +3817,7 @@ def main():
else:
die("fatal: cannot locate git repository at %s" % cmd.gitdir)
+ # so git commands invoked from the P4 workspace will succeed
os.environ["GIT_DIR"] = cmd.gitdir
if not cmd.run(args):
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-12 21:12:33 +0000