location. It means that hooking into the environment, or other configuration
can be done more easily.
"""
- real_cmd = "%s " % "p4"
+ real_cmd = ["p4"]
user = gitConfig("git-p4.user")
if len(user) > 0:
- real_cmd += "-u %s " % user
+ real_cmd += ["-u",user]
password = gitConfig("git-p4.password")
if len(password) > 0:
- real_cmd += "-P %s " % password
+ real_cmd += ["-P", password]
port = gitConfig("git-p4.port")
if len(port) > 0:
- real_cmd += "-p %s " % port
+ real_cmd += ["-p", port]
host = gitConfig("git-p4.host")
if len(host) > 0:
- real_cmd += "-h %s " % host
+ real_cmd += ["-h", host]
client = gitConfig("git-p4.client")
if len(client) > 0:
- real_cmd += "-c %s " % client
+ real_cmd += ["-c", client]
- real_cmd += "%s" % (cmd)
- if verbose:
- print real_cmd
+
+ if isinstance(cmd,basestring):
+ real_cmd = ' '.join(real_cmd) + ' ' + cmd
+ else:
+ real_cmd += cmd
return real_cmd
def chdir(dir):
- if os.name == 'nt':
- os.environ['PWD']=dir
+ # P4 uses the PWD environment variable rather than getcwd(). Since we're
+ # not using the shell, we have to set it ourselves.
+ os.environ['PWD']=dir
os.chdir(dir)
def die(msg):
sys.stderr.write(msg + "\n")
sys.exit(1)
-def write_pipe(c, str):
+def write_pipe(c, stdin):
if verbose:
- sys.stderr.write('Writing pipe: %s\n' % c)
+ sys.stderr.write('Writing pipe: %s\n' % str(c))
- pipe = os.popen(c, 'w')
- val = pipe.write(str)
- if pipe.close():
- die('Command failed: %s' % c)
+ expand = isinstance(c,basestring)
+ p = subprocess.Popen(c, stdin=subprocess.PIPE, shell=expand)
+ pipe = p.stdin
+ val = pipe.write(stdin)
+ pipe.close()
+ if p.wait():
+ die('Command failed: %s' % str(c))
return val
-def p4_write_pipe(c, str):
+def p4_write_pipe(c, stdin):
real_cmd = p4_build_cmd(c)
- return write_pipe(real_cmd, str)
+ return write_pipe(real_cmd, stdin)
def read_pipe(c, ignore_error=False):
if verbose:
- sys.stderr.write('Reading pipe: %s\n' % c)
+ sys.stderr.write('Reading pipe: %s\n' % str(c))
- pipe = os.popen(c, 'rb')
+ expand = isinstance(c,basestring)
+ p = subprocess.Popen(c, stdout=subprocess.PIPE, shell=expand)
+ pipe = p.stdout
val = pipe.read()
- if pipe.close() and not ignore_error:
- die('Command failed: %s' % c)
+ if p.wait() and not ignore_error:
+ die('Command failed: %s' % str(c))
return val
def read_pipe_lines(c):
if verbose:
- sys.stderr.write('Reading pipe: %s\n' % c)
- ## todo: check return status
- pipe = os.popen(c, 'rb')
+ sys.stderr.write('Reading pipe: %s\n' % str(c))
+
+ expand = isinstance(c, basestring)
+ p = subprocess.Popen(c, stdout=subprocess.PIPE, shell=expand)
+ pipe = p.stdout
val = pipe.readlines()
- if pipe.close():
- die('Command failed: %s' % c)
+ if pipe.close() or p.wait():
+ die('Command failed: %s' % str(c))
return val
return read_pipe_lines(real_cmd)
def system(cmd):
+ expand = isinstance(cmd,basestring)
if verbose:
- sys.stderr.write("executing %s\n" % cmd)
- if os.system(cmd) != 0:
- die("command failed: %s" % cmd)
+ sys.stderr.write("executing %s\n" % str(cmd))
+ subprocess.check_call(cmd, shell=expand)
def p4_system(cmd):
"""Specifically invoke p4 as the system command. """
real_cmd = p4_build_cmd(cmd)
- return system(real_cmd)
+ expand = isinstance(real_cmd, basestring)
+ subprocess.check_call(real_cmd, shell=expand)
+
+def p4_integrate(src, dest):
+ p4_system(["integrate", "-Dt", src, dest])
+
+def p4_sync(path):
+ p4_system(["sync", path])
-def isP4Exec(kind):
- """Determine if a Perforce 'kind' should have execute permission
+def p4_add(f):
+ p4_system(["add", f])
+
+def p4_delete(f):
+ p4_system(["delete", f])
+
+def p4_edit(f):
+ p4_system(["edit", f])
+
+def p4_revert(f):
+ p4_system(["revert", f])
+
+def p4_reopen(type, file):
+ p4_system(["reopen", "-t", type, file])
+
+#
+# Canonicalize the p4 type and return a tuple of the
+# base type, plus any modifiers. See "p4 help filetypes"
+# for a list and explanation.
+#
+def split_p4_type(p4type):
+
+ p4_filetypes_historical = {
+ "ctempobj": "binary+Sw",
+ "ctext": "text+C",
+ "cxtext": "text+Cx",
+ "ktext": "text+k",
+ "kxtext": "text+kx",
+ "ltext": "text+F",
+ "tempobj": "binary+FSw",
+ "ubinary": "binary+F",
+ "uresource": "resource+F",
+ "uxbinary": "binary+Fx",
+ "xbinary": "binary+x",
+ "xltext": "text+Fx",
+ "xtempobj": "binary+Swx",
+ "xtext": "text+x",
+ "xunicode": "unicode+x",
+ "xutf16": "utf16+x",
+ }
+ if p4type in p4_filetypes_historical:
+ p4type = p4_filetypes_historical[p4type]
+ mods = ""
+ s = p4type.split("+")
+ base = s[0]
+ mods = ""
+ if len(s) > 1:
+ mods = s[1]
+ return (base, mods)
- 'p4 help filetypes' gives a list of the types. If it starts with 'x',
- or x follows one of a few letters. Otherwise, if there is an 'x' after
- a plus sign, it is also executable"""
- return (re.search(r"(^[cku]?x)|\+.*x", kind) != None)
def setP4ExecBit(file, mode):
# Reopens an already open file and changes the execute bit to match
if p4Type[-1] == "+":
p4Type = p4Type[0:-1]
- p4_system("reopen -t %s %s" % (p4Type, file))
+ p4_reopen(p4Type, file)
def getP4OpenedType(file):
# Returns the perforce file type for the given file.
- result = p4_read_pipe("opened %s" % file)
+ result = p4_read_pipe(["opened", file])
match = re.match(".*\((.+)\)\r?$", result)
if match:
return match.group(1)
return isModeExec(src_mode) != isModeExec(dst_mode)
def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None):
- cmd = p4_build_cmd("-G %s" % (cmd))
+
+ if isinstance(cmd,basestring):
+ cmd = "-G " + cmd
+ expand = True
+ else:
+ cmd = ["-G"] + cmd
+ expand = False
+
+ cmd = p4_build_cmd(cmd)
if verbose:
- sys.stderr.write("Opening pipe: %s\n" % cmd)
+ sys.stderr.write("Opening pipe: %s\n" % str(cmd))
# Use a temporary file to avoid deadlocks without
# subprocess.communicate(), which would put another copy
stdin_file = None
if stdin is not None:
stdin_file = tempfile.TemporaryFile(prefix='p4-stdin', mode=stdin_mode)
- stdin_file.write(stdin)
+ if isinstance(stdin,basestring):
+ stdin_file.write(stdin)
+ else:
+ for i in stdin:
+ stdin_file.write(i + '\n')
stdin_file.flush()
stdin_file.seek(0)
- p4 = subprocess.Popen(cmd, shell=True,
+ p4 = subprocess.Popen(cmd,
+ shell=expand,
stdin=stdin_file,
stdout=subprocess.PIPE)
try:
while True:
entry = marshal.load(p4.stdout)
- if cb is not None:
- cb(entry)
- else:
- result.append(entry)
+ if cb is not None:
+ cb(entry)
+ else:
+ result.append(entry)
except EOFError:
pass
exitCode = p4.wait()
if not depotPath.endswith("/"):
depotPath += "/"
depotPath = depotPath + "..."
- outputList = p4CmdList("where %s" % depotPath)
+ outputList = p4CmdList(["where", depotPath])
output = None
for entry in outputList:
if "depotFile" in entry:
return proc.wait() == 0;
_gitConfig = {}
-def gitConfig(key):
+def gitConfig(key, args = None): # set args to "--bool", for instance
+ if not _gitConfig.has_key(key):
+ argsFilter = ""
+ if args != None:
+ argsFilter = "%s " % args
+ cmd = "git config %s%s" % (argsFilter, key)
+ _gitConfig[key] = read_pipe(cmd, ignore_error=True).strip()
+ return _gitConfig[key]
+
+def gitConfigList(key):
if not _gitConfig.has_key(key):
- _gitConfig[key] = read_pipe("git config %s" % key, ignore_error=True).strip()
+ _gitConfig[key] = read_pipe("git config --get-all %s" % key, ignore_error=True).strip().split(os.linesep)
return _gitConfig[key]
def p4BranchesInGit(branchesAreInRemotes = True):
def p4ChangesForPaths(depotPaths, changeRange):
assert depotPaths
- output = p4_read_pipe_lines("changes " + ' '.join (["%s...%s" % (p, changeRange)
- for p in depotPaths]))
+ cmd = ['changes']
+ for p in depotPaths:
+ cmd += ["%s...%s" % (p, changeRange)]
+ output = p4_read_pipe_lines(cmd)
changes = {}
for line in output:
- changeNum = int(line.split(" ")[1])
- changes[changeNum] = True
+ changeNum = int(line.split(" ")[1])
+ changes[changeNum] = True
changelist = changes.keys()
changelist.sort()
return changelist
+def p4PathStartsWith(path, prefix):
+ # This method tries to remedy a potential mixed-case issue:
+ #
+ # If UserA adds //depot/DirA/file1
+ # and UserB adds //depot/dira/file2
+ #
+ # we may or may not have a problem. If you have core.ignorecase=true,
+ # we treat DirA and dira as the same directory
+ ignorecase = gitConfig("core.ignorecase", "--bool") == "true"
+ if ignorecase:
+ return path.lower().startswith(prefix.lower())
+ return path.startswith(prefix)
+
class Command:
def __init__(self):
self.usage = "usage: %prog [options]"
self.needsGit = True
+class P4UserMap:
+ def __init__(self):
+ self.userMapFromPerforceServer = False
+
+ def getUserCacheFilename(self):
+ home = os.environ.get("HOME", os.environ.get("USERPROFILE"))
+ return home + "/.gitp4-usercache.txt"
+
+ def getUserMapFromPerforceServer(self):
+ if self.userMapFromPerforceServer:
+ return
+ self.users = {}
+ self.emails = {}
+
+ for output in p4CmdList("users"):
+ if not output.has_key("User"):
+ continue
+ self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">"
+ self.emails[output["Email"]] = output["User"]
+
+
+ s = ''
+ for (key, val) in self.users.items():
+ s += "%s\t%s\n" % (key.expandtabs(1), val.expandtabs(1))
+
+ open(self.getUserCacheFilename(), "wb").write(s)
+ self.userMapFromPerforceServer = True
+
+ def loadUserMapFromCache(self):
+ self.users = {}
+ self.userMapFromPerforceServer = False
+ try:
+ cache = open(self.getUserCacheFilename(), "rb")
+ lines = cache.readlines()
+ cache.close()
+ for line in lines:
+ entry = line.strip().split("\t")
+ self.users[entry[0]] = entry[1]
+ except IOError:
+ self.getUserMapFromPerforceServer()
+
class P4Debug(Command):
def __init__(self):
Command.__init__(self)
def run(self, args):
j = 0
- for output in p4CmdList(" ".join(args)):
+ for output in p4CmdList(args):
print 'Element: %d' % j
j += 1
print output
return True
-class P4Submit(Command):
+class P4Submit(Command, P4UserMap):
def __init__(self):
Command.__init__(self)
+ P4UserMap.__init__(self)
self.options = [
optparse.make_option("--verbose", dest="verbose", action="store_true"),
optparse.make_option("--origin", dest="origin"),
- optparse.make_option("-M", dest="detectRename", action="store_true"),
+ optparse.make_option("-M", dest="detectRenames", action="store_true"),
+ # preserve the user, requires relevant p4 permissions
+ optparse.make_option("--preserve-user", dest="preserveUser", action="store_true"),
]
self.description = "Submit changes from git to the perforce depot."
self.usage += " [name of git branch to submit into perforce depot]"
self.interactive = True
self.origin = ""
- self.detectRename = False
+ self.detectRenames = False
self.verbose = False
+ self.preserveUser = gitConfig("git-p4.preserveUser").lower() == "true"
self.isWindows = (platform.system() == "Windows")
+ self.myP4UserId = None
def check(self):
if len(p4CmdList("opened ...")) > 0:
continue
if inDescriptionSection:
- if line.startswith("Files:"):
+ if line.startswith("Files:") or line.startswith("Jobs:"):
inDescriptionSection = False
else:
continue
return result
+ def p4UserForCommit(self,id):
+ # Return the tuple (perforce user,git email) for a given git commit id
+ self.getUserMapFromPerforceServer()
+ gitEmail = read_pipe("git log --max-count=1 --format='%%ae' %s" % id)
+ gitEmail = gitEmail.strip()
+ if not self.emails.has_key(gitEmail):
+ return (None,gitEmail)
+ else:
+ return (self.emails[gitEmail],gitEmail)
+
+ def checkValidP4Users(self,commits):
+ # check if any git authors cannot be mapped to p4 users
+ for id in commits:
+ (user,email) = self.p4UserForCommit(id)
+ if not user:
+ msg = "Cannot find p4 user for email %s in commit %s." % (email, id)
+ if gitConfig('git-p4.allowMissingP4Users').lower() == "true":
+ print "%s" % msg
+ else:
+ die("Error: %s\nSet git-p4.allowMissingP4Users to true to allow this." % msg)
+
+ def lastP4Changelist(self):
+ # Get back the last changelist number submitted in this client spec. This
+ # then gets used to patch up the username in the change. If the same
+ # client spec is being used by multiple processes then this might go
+ # wrong.
+ results = p4CmdList("client -o") # find the current client
+ client = None
+ for r in results:
+ if r.has_key('Client'):
+ client = r['Client']
+ break
+ if not client:
+ die("could not get client spec")
+ results = p4CmdList(["changes", "-c", client, "-m", "1"])
+ for r in results:
+ if r.has_key('change'):
+ return r['change']
+ die("Could not get changelist number for last submit - cannot patch up user details")
+
+ def modifyChangelistUser(self, changelist, newUser):
+ # fixup the user field of a changelist after it has been submitted.
+ changes = p4CmdList("change -o %s" % changelist)
+ if len(changes) != 1:
+ die("Bad output from p4 change modifying %s to user %s" %
+ (changelist, newUser))
+
+ c = changes[0]
+ if c['User'] == newUser: return # nothing to do
+ c['User'] = newUser
+ input = marshal.dumps(c)
+
+ result = p4CmdList("change -f -i", stdin=input)
+ for r in result:
+ if r.has_key('code'):
+ if r['code'] == 'error':
+ die("Could not modify user field of changelist %s to %s:%s" % (changelist, newUser, r['data']))
+ if r.has_key('data'):
+ print("Updated user field for changelist %s to %s" % (changelist, newUser))
+ return
+ die("Could not modify user field of changelist %s to %s" % (changelist, newUser))
+
+ def canChangeChangelists(self):
+ # check to see if we have p4 admin or super-user permissions, either of
+ # which are required to modify changelists.
+ results = p4CmdList("protects %s" % self.depotPath)
+ for r in results:
+ if r.has_key('perm'):
+ if r['perm'] == 'admin':
+ return 1
+ if r['perm'] == 'super':
+ return 1
+ return 0
+
+ def p4UserId(self):
+ if self.myP4UserId:
+ return self.myP4UserId
+
+ results = p4CmdList("user -o")
+ for r in results:
+ if r.has_key('User'):
+ self.myP4UserId = r['User']
+ return r['User']
+ die("Could not find your p4 user id")
+
+ def p4UserIsMe(self, p4User):
+ # return True if the given p4 user is actually me
+ me = self.p4UserId()
+ if not p4User or p4User != me:
+ return False
+ else:
+ return True
+
def prepareSubmitTemplate(self):
# remove lines in the Files section that show changes to files outside the depot path we're committing into
template = ""
inFilesSection = False
- for line in p4_read_pipe_lines("change -o"):
+ for line in p4_read_pipe_lines(['change', '-o']):
if line.endswith("\r\n"):
line = line[:-2] + "\n"
if inFilesSection:
lastTab = path.rfind("\t")
if lastTab != -1:
path = path[:lastTab]
- if not path.startswith(self.depotPath):
+ if not p4PathStartsWith(path, self.depotPath):
continue
else:
inFilesSection = False
return template
+ def edit_template(self, template_file):
+ """Invoke the editor to let the user change the submission
+ message. Return true if okay to continue with the submit."""
+
+ # if configured to skip the editing part, just submit
+ if gitConfig("git-p4.skipSubmitEdit") == "true":
+ return True
+
+ # look at the modification time, to check later if the user saved
+ # the file
+ mtime = os.stat(template_file).st_mtime
+
+ # invoke the editor
+ if os.environ.has_key("P4EDITOR"):
+ editor = os.environ.get("P4EDITOR")
+ else:
+ editor = read_pipe("git var GIT_EDITOR").strip()
+ system(editor + " " + template_file)
+
+ # If the file was not saved, prompt to see if this patch should
+ # be skipped. But skip this verification step if configured so.
+ if gitConfig("git-p4.skipSubmitEditCheck") == "true":
+ return True
+
+ if os.stat(template_file).st_mtime <= mtime:
+ while True:
+ response = raw_input("Submit template unchanged. Submit anyway? [y]es, [n]o (skip this patch) ")
+ if response == 'y':
+ return True
+ if response == 'n':
+ return False
+
def applyCommit(self, id):
print "Applying %s" % (read_pipe("git log --max-count=1 --pretty=oneline %s" % id))
- diffOpts = ("", "-M")[self.detectRename]
+
+ (p4User, gitEmail) = self.p4UserForCommit(id)
+
+ if not self.detectRenames:
+ # If not explicitly set check the config variable
+ self.detectRenames = gitConfig("git-p4.detectRenames")
+
+ if self.detectRenames.lower() == "false" or self.detectRenames == "":
+ diffOpts = ""
+ elif self.detectRenames.lower() == "true":
+ diffOpts = "-M"
+ else:
+ diffOpts = "-M%s" % self.detectRenames
+
+ detectCopies = gitConfig("git-p4.detectCopies")
+ if detectCopies.lower() == "true":
+ diffOpts += " -C"
+ elif detectCopies != "" and detectCopies.lower() != "false":
+ diffOpts += " -C%s" % detectCopies
+
+ if gitConfig("git-p4.detectCopiesHarder", "--bool") == "true":
+ diffOpts += " --find-copies-harder"
+
diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (diffOpts, id, id))
filesToAdd = set()
filesToDelete = set()
modifier = diff['status']
path = diff['src']
if modifier == "M":
- p4_system("edit \"%s\"" % path)
+ p4_edit(path)
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
filesToChangeExecBit[path] = diff['dst_mode']
editedFiles.add(path)
filesToDelete.add(path)
if path in filesToAdd:
filesToAdd.remove(path)
+ elif modifier == "C":
+ src, dest = diff['src'], diff['dst']
+ p4_integrate(src, dest)
+ if diff['src_sha1'] != diff['dst_sha1']:
+ p4_edit(dest)
+ if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
+ p4_edit(dest)
+ filesToChangeExecBit[dest] = diff['dst_mode']
+ os.unlink(dest)
+ editedFiles.add(dest)
elif modifier == "R":
src, dest = diff['src'], diff['dst']
- p4_system("integrate -Dt \"%s\" \"%s\"" % (src, dest))
- p4_system("edit \"%s\"" % (dest))
+ p4_integrate(src, dest)
+ if diff['src_sha1'] != diff['dst_sha1']:
+ p4_edit(dest)
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
+ p4_edit(dest)
filesToChangeExecBit[dest] = diff['dst_mode']
os.unlink(dest)
editedFiles.add(dest)
if response == "s":
print "Skipping! Good luck with the next patches..."
for f in editedFiles:
- p4_system("revert \"%s\"" % f);
+ p4_revert(f)
for f in filesToAdd:
- system("rm %s" %f)
+ os.remove(f)
return
elif response == "a":
os.system(applyPatchCmd)
system(applyPatchCmd)
for f in filesToAdd:
- p4_system("add \"%s\"" % f)
+ p4_add(f)
for f in filesToDelete:
- p4_system("revert \"%s\"" % f)
- p4_system("delete \"%s\"" % f)
+ p4_revert(f)
+ p4_delete(f)
# Set/clear executable bits
for f in filesToChangeExecBit.keys():
if self.interactive:
submitTemplate = self.prepareLogMessage(template, logMessage)
+
+ if self.preserveUser:
+ submitTemplate = submitTemplate + ("\n######## Actual user %s, modified after commit\n" % p4User)
+
if os.environ.has_key("P4DIFF"):
del(os.environ["P4DIFF"])
diff = ""
for editedFile in editedFiles:
- diff += p4_read_pipe("diff -du %r" % editedFile)
+ diff += p4_read_pipe(['diff', '-du', editedFile])
newdiff = ""
for newFile in filesToAdd:
newdiff += "+" + line
f.close()
+ if self.checkAuthorship and not self.p4UserIsMe(p4User):
+ submitTemplate += "######## git author %s does not match your p4 account.\n" % gitEmail
+ submitTemplate += "######## Use git-p4 option --preserve-user to modify authorship\n"
+ submitTemplate += "######## Use git-p4 config git-p4.skipUserNameCheck hides this message.\n"
+
separatorLine = "######## everything below this line is just the diff #######\n"
- [handle, fileName] = tempfile.mkstemp()
+ (handle, fileName) = tempfile.mkstemp()
tmpFile = os.fdopen(handle, "w+")
if self.isWindows:
submitTemplate = submitTemplate.replace("\n", "\r\n")
newdiff = newdiff.replace("\n", "\r\n")
tmpFile.write(submitTemplate + separatorLine + diff + newdiff)
tmpFile.close()
- mtime = os.stat(fileName).st_mtime
- if os.environ.has_key("P4EDITOR"):
- editor = os.environ.get("P4EDITOR")
- else:
- editor = read_pipe("git var GIT_EDITOR").strip()
- system(editor + " " + fileName)
- response = "y"
- if os.stat(fileName).st_mtime <= mtime:
- response = "x"
- while response != "y" and response != "n":
- response = raw_input("Submit template unchanged. Submit anyway? [y]es, [n]o (skip this patch) ")
-
- if response == "y":
+ if self.edit_template(fileName):
+ # read the edited message and submit
tmpFile = open(fileName, "rb")
message = tmpFile.read()
tmpFile.close()
submitTemplate = message[:message.index(separatorLine)]
if self.isWindows:
submitTemplate = submitTemplate.replace("\r\n", "\n")
- p4_write_pipe("submit -i", submitTemplate)
+ p4_write_pipe(['submit', '-i'], submitTemplate)
+
+ if self.preserveUser:
+ if p4User:
+ # Get last changelist number. Cannot easily get it from
+ # the submit command output as the output is
+ # unmarshalled.
+ changelist = self.lastP4Changelist()
+ self.modifyChangelistUser(changelist, p4User)
else:
+ # skip this patch
for f in editedFiles:
- p4_system("revert \"%s\"" % f);
+ p4_revert(f)
for f in filesToAdd:
- p4_system("revert \"%s\"" % f);
- system("rm %s" %f)
+ p4_revert(f)
+ os.remove(f)
os.remove(fileName)
else:
if len(self.origin) == 0:
self.origin = upstream
+ if self.preserveUser:
+ if not self.canChangeChangelists():
+ die("Cannot preserve user names without p4 super-user or admin permissions")
+
if self.verbose:
print "Origin branch is " + self.origin
chdir(self.clientPath)
print "Synchronizing p4 checkout..."
- p4_system("sync ...")
-
+ p4_sync("...")
self.check()
commits = []
commits.append(line.strip())
commits.reverse()
+ if self.preserveUser or (gitConfig("git-p4.skipUserNameCheck") == "true"):
+ self.checkAuthorship = False
+ else:
+ self.checkAuthorship = True
+
+ if self.preserveUser:
+ self.checkValidP4Users(commits)
+
while len(commits) > 0:
commit = commits[0]
commits = commits[1:]
return True
-class P4Sync(Command):
+class P4Sync(Command, P4UserMap):
+ delete_actions = ( "delete", "move/delete", "purge" )
+
def __init__(self):
Command.__init__(self)
+ P4UserMap.__init__(self)
self.options = [
optparse.make_option("--branch", dest="branch"),
optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"),
if gitConfig("git-p4.syncFromOrigin") == "false":
self.syncWithOrigin = False
+ #
+ # P4 wildcards are not allowed in filenames. P4 complains
+ # if you simply add them, but you can force it with "-f", in
+ # which case it translates them into %xx encoding internally.
+ # Search for and fix just these four characters. Do % last so
+ # that fixing it does not inadvertently create new %-escapes.
+ #
+ def wildcard_decode(self, path):
+ # Cannot have * in a filename in windows; untested as to
+ # what p4 would do in such a case.
+ if not self.isWindows:
+ path = path.replace("%2A", "*")
+ path = path.replace("%23", "#") \
+ .replace("%40", "@") \
+ .replace("%25", "%")
+ return path
+
def extractFilesFromCommit(self, commit):
self.cloneExclude = [re.sub(r"\.\.\.$", "", path)
for path in self.cloneExclude]
path = commit["depotFile%s" % fnum]
if [p for p in self.cloneExclude
- if path.startswith (p)]:
+ if p4PathStartsWith(path, p)]:
found = False
else:
found = [p for p in self.depotPaths
- if path.startswith (p)]
+ if p4PathStartsWith(path, p)]
if not found:
fnum = fnum + 1
continue
return files
def stripRepoPath(self, path, prefixes):
+ if self.useClientSpec:
+
+ # if using the client spec, we use the output directory
+ # specified in the client. For example, a view
+ # //depot/foo/branch/... //client/branch/foo/...
+ # will end up putting all foo/branch files into
+ # branch/foo/
+ for val in self.clientSpecDirs:
+ if path.startswith(val[0]):
+ # replace the depot path with the client path
+ path = path.replace(val[0], val[1][1])
+ # now strip out the client (//client/...)
+ path = re.sub("^(//[^/]+/)", '', path)
+ # the rest is all path
+ return path
+
if self.keepRepoPath:
prefixes = [re.sub("^(//[^/]+/).*", r'\1', prefixes[0])]
for p in prefixes:
- if path.startswith(p):
+ if p4PathStartsWith(path, p):
path = path[len(p):]
return path
while commit.has_key("depotFile%s" % fnum):
path = commit["depotFile%s" % fnum]
found = [p for p in self.depotPaths
- if path.startswith (p)]
+ if p4PathStartsWith(path, p)]
if not found:
fnum = fnum + 1
continue
# - helper for streamP4Files
def streamOneP4File(self, file, contents):
- if file["type"] == "apple":
- print "\nfile %s is a strange apple file that forks. Ignoring" % \
- file['depotFile']
- return
-
relPath = self.stripRepoPath(file['depotFile'], self.branchPrefixes)
+ relPath = self.wildcard_decode(relPath)
if verbose:
sys.stderr.write("%s\n" % relPath)
- mode = "644"
- if isP4Exec(file["type"]):
- mode = "755"
- elif file["type"] == "symlink":
- mode = "120000"
- # p4 print on a symlink contains "target\n", so strip it off
+ (type_base, type_mods) = split_p4_type(file["type"])
+
+ git_mode = "100644"
+ if "x" in type_mods:
+ git_mode = "100755"
+ if type_base == "symlink":
+ git_mode = "120000"
+ # p4 print on a symlink contains "target\n"; remove the newline
data = ''.join(contents)
contents = [data[:-1]]
- if self.isWindows and file["type"].endswith("text"):
+ if type_base == "utf16":
+ # p4 delivers different text in the python output to -G
+ # than it does when using "print -o", or normal p4 client
+ # operations. utf16 is converted to ascii or utf8, perhaps.
+ # But ascii text saved as -t utf16 is completely mangled.
+ # Invoke print -o to get the real contents.
+ text = p4_read_pipe(['print', '-q', '-o', '-', file['depotFile']])
+ contents = [ text ]
+
+ if type_base == "apple":
+ # Apple filetype files will be streamed as a concatenation of
+ # its appledouble header and the contents. This is useless
+ # on both macs and non-macs. If using "print -q -o xx", it
+ # will create "xx" with the data, and "%xx" with the header.
+ # This is also not very useful.
+ #
+ # Ideally, someday, this script can learn how to generate
+ # appledouble files directly and import those to git, but
+ # non-mac machines can never find a use for apple filetype.
+ print "\nIgnoring apple filetype file %s" % file['depotFile']
+ return
+
+ # Perhaps windows wants unicode, utf16 newlines translated too;
+ # but this is not doing it.
+ if self.isWindows and type_base == "text":
mangled = []
for data in contents:
data = data.replace("\r\n", "\n")
mangled.append(data)
contents = mangled
- if file['type'] in ('text+ko', 'unicode+ko', 'binary+ko'):
- contents = map(lambda text: re.sub(r'(?i)\$(Id|Header):[^$]*\$',r'$\1$', text), contents)
- elif file['type'] in ('text+k', 'ktext', 'kxtext', 'unicode+k', 'binary+k'):
- contents = map(lambda text: re.sub(r'\$(Id|Header|Author|Date|DateTime|Change|File|Revision):[^$\n]*\$',r'$\1$', text), contents)
+ # Note that we do not try to de-mangle keywords on utf16 files,
+ # even though in theory somebody may want that.
+ if type_base in ("text", "unicode", "binary"):
+ if "ko" in type_mods:
+ text = ''.join(contents)
+ text = re.sub(r'\$(Id|Header):[^$]*\$', r'$\1$', text)
+ contents = [ text ]
+ elif "k" in type_mods:
+ text = ''.join(contents)
+ text = re.sub(r'\$(Id|Header|Author|Date|DateTime|Change|File|Revision):[^$]*\$', r'$\1$', text)
+ contents = [ text ]
- self.gitStream.write("M %s inline %s\n" % (mode, relPath))
+ self.gitStream.write("M %s inline %s\n" % (git_mode, relPath))
# total length...
length = 0
# handle another chunk of streaming data
def streamP4FilesCb(self, marshalled):
- if marshalled.has_key('depotFile') and self.stream_have_file_info:
- # start of a new file - output the old one first
- self.streamOneP4File(self.stream_file, self.stream_contents)
- self.stream_file = {}
- self.stream_contents = []
- self.stream_have_file_info = False
+ if marshalled.has_key('depotFile') and self.stream_have_file_info:
+ # start of a new file - output the old one first
+ self.streamOneP4File(self.stream_file, self.stream_contents)
+ self.stream_file = {}
+ self.stream_contents = []
+ self.stream_have_file_info = False
- # pick up the new file information... for the
- # 'data' field we need to append to our array
- for k in marshalled.keys():
- if k == 'data':
- self.stream_contents.append(marshalled['data'])
- else:
- self.stream_file[k] = marshalled[k]
+ # pick up the new file information... for the
+ # 'data' field we need to append to our array
+ for k in marshalled.keys():
+ if k == 'data':
+ self.stream_contents.append(marshalled['data'])
+ else:
+ self.stream_file[k] = marshalled[k]
- self.stream_have_file_info = True
+ self.stream_have_file_info = True
# Stream directly from "p4 files" into "git fast-import"
def streamP4Files(self, files):
includeFile = True
for val in self.clientSpecDirs:
if f['path'].startswith(val[0]):
- if val[1] <= 0:
+ if val[1][0] <= 0:
includeFile = False
break
if includeFile:
filesForCommit.append(f)
- if f['action'] not in ('delete', 'move/delete', 'purge'):
- filesToRead.append(f)
- else:
+ if f['action'] in self.delete_actions:
filesToDelete.append(f)
+ else:
+ filesToRead.append(f)
# deleted files...
for f in filesToDelete:
self.stream_contents = []
self.stream_have_file_info = False
- # curry self argument
- def streamP4FilesCbSelf(entry):
- self.streamP4FilesCb(entry)
+ # curry self argument
+ def streamP4FilesCbSelf(entry):
+ self.streamP4FilesCb(entry)
+
+ fileArgs = ['%s#%s' % (f['path'], f['rev']) for f in filesToRead]
- p4CmdList("-x - print",
- '\n'.join(['%s#%s' % (f['path'], f['rev'])
- for f in filesToRead]),
- cb=streamP4FilesCbSelf)
+ p4CmdList(["-x", "-", "print"],
+ stdin=fileArgs,
+ cb=streamP4FilesCbSelf)
# do the last chunk
if self.stream_file.has_key('depotFile'):
def commit(self, details, files, branch, branchPrefixes, parent = ""):
epoch = details["time"]
author = details["user"]
- self.branchPrefixes = branchPrefixes
+ self.branchPrefixes = branchPrefixes
if self.verbose:
print "commit into %s" % branch
# create a commit.
new_files = []
for f in files:
- if [p for p in branchPrefixes if f['path'].startswith(p)]:
+ if [p for p in branchPrefixes if p4PathStartsWith(f['path'], p)]:
new_files.append (f)
else:
- sys.stderr.write("Ignoring file outside of prefix: %s\n" % path)
+ sys.stderr.write("Ignoring file outside of prefix: %s\n" % f['path'])
self.gitStream.write("commit %s\n" % branch)
# gitStream.write("mark :%s\n" % details["change"])
if self.verbose:
print "Change %s is labelled %s" % (change, labelDetails)
- files = p4CmdList("files " + ' '.join (["%s...@%s" % (p, change)
- for p in branchPrefixes]))
+ files = p4CmdList(["files"] + ["%s...@%s" % (p, change)
+ for p in branchPrefixes])
if len(files) == len(labelRevisions):
cleanedFiles = {}
for info in files:
- if info["action"] in ("delete", "purge"):
+ if info["action"] in self.delete_actions:
continue
cleanedFiles[info["depotFile"]] = info["rev"]
print ("Tag %s does not match with change %s: file count is different."
% (labelDetails["label"], change))
- def getUserCacheFilename(self):
- home = os.environ.get("HOME", os.environ.get("USERPROFILE"))
- return home + "/.gitp4-usercache.txt"
-
- def getUserMapFromPerforceServer(self):
- if self.userMapFromPerforceServer:
- return
- self.users = {}
-
- for output in p4CmdList("users"):
- if not output.has_key("User"):
- continue
- self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">"
-
-
- s = ''
- for (key, val) in self.users.items():
- s += "%s\t%s\n" % (key.expandtabs(1), val.expandtabs(1))
-
- open(self.getUserCacheFilename(), "wb").write(s)
- self.userMapFromPerforceServer = True
-
- def loadUserMapFromCache(self):
- self.users = {}
- self.userMapFromPerforceServer = False
- try:
- cache = open(self.getUserCacheFilename(), "rb")
- lines = cache.readlines()
- cache.close()
- for line in lines:
- entry = line.strip().split("\t")
- self.users[entry[0]] = entry[1]
- except IOError:
- self.getUserMapFromPerforceServer()
-
def getLabels(self):
self.labels = {}
newestChange = 0
if self.verbose:
print "Querying files for label %s" % label
- for file in p4CmdList("files "
- + ' '.join (["%s...@%s" % (p, label)
- for p in self.depotPaths])):
+ for file in p4CmdList(["files"] +
+ ["%s...@%s" % (p, label)
+ for p in self.depotPaths]):
revisions[file["depotFile"]] = file["rev"]
change = int(file["change"])
if change > newestChange:
def getBranchMapping(self):
lostAndFoundBranches = set()
- for info in p4CmdList("branches"):
+ user = gitConfig("git-p4.branchUser")
+ if len(user) > 0:
+ command = "branches -u %s" % user
+ else:
+ command = "branches"
+
+ for info in p4CmdList(command):
details = p4Cmd("branch -o %s" % info["branch"])
viewIdx = 0
while details.has_key("View%s" % viewIdx):
source = paths[0]
destination = paths[1]
## HACK
- if source.startswith(self.depotPaths[0]) and destination.startswith(self.depotPaths[0]):
+ if p4PathStartsWith(source, self.depotPaths[0]) and p4PathStartsWith(destination, self.depotPaths[0]):
source = source[len(self.depotPaths[0]):-4]
destination = destination[len(self.depotPaths[0]):-4]
if source not in self.knownBranches:
lostAndFoundBranches.add(source)
+ # Perforce does not strictly require branches to be defined, so we also
+ # check git config for a branch list.
+ #
+ # Example of branch definition in git config file:
+ # [git-p4]
+ # branchList=main:branchA
+ # branchList=main:branchB
+ # branchList=branchA:branchC
+ configBranches = gitConfigList("git-p4.branchList")
+ for branch in configBranches:
+ if branch:
+ (source, destination) = branch.split(":")
+ self.knownBranches[destination] = source
+
+ lostAndFoundBranches.discard(destination)
+
+ if source not in self.knownBranches:
+ lostAndFoundBranches.add(source)
+
for branch in lostAndFoundBranches:
self.knownBranches[branch] = branch
def importHeadRevision(self, revision):
print "Doing initial import of %s from revision %s into %s" % (' '.join(self.depotPaths), revision, self.branch)
- details = { "user" : "git perforce import user", "time" : int(time.time()) }
- details["desc"] = ("Initial import of %s from the state at revision %s"
+ details = {}
+ details["user"] = "git perforce import user"
+ details["desc"] = ("Initial import of %s from the state at revision %s\n"
% (' '.join(self.depotPaths), revision))
details["change"] = revision
newestRevision = 0
fileCnt = 0
- for info in p4CmdList("files "
- + ' '.join(["%s...%s"
- % (p, revision)
- for p in self.depotPaths])):
+ fileArgs = ["%s...%s" % (p,revision) for p in self.depotPaths]
- if info['code'] == 'error':
+ for info in p4CmdList(["files"] + fileArgs):
+
+ if 'code' in info and info['code'] == 'error':
sys.stderr.write("p4 returned an error: %s\n"
% info['data'])
+ if info['data'].find("must refer to client") >= 0:
+ sys.stderr.write("This particular p4 error is misleading.\n")
+ sys.stderr.write("Perhaps the depot path was misspelled.\n");
+ sys.stderr.write("Depot path: %s\n" % " ".join(self.depotPaths))
+ sys.exit(1)
+ if 'p4ExitCode' in info:
+ sys.stderr.write("p4 exitcode: %s\n" % info['p4ExitCode'])
sys.exit(1)
if change > newestRevision:
newestRevision = change
- if info["action"] in ("delete", "purge"):
+ if info["action"] in self.delete_actions:
# don't increase the file cnt, otherwise details["depotFile123"] will have gaps!
#fileCnt = fileCnt + 1
continue
fileCnt = fileCnt + 1
details["change"] = newestRevision
+
+ # Use time from top-most change so that all git-p4 clones of
+ # the same p4 repo have the same commit SHA1s.
+ res = p4CmdList("describe -s %d" % newestRevision)
+ newestTime = None
+ for r in res:
+ if r.has_key('time'):
+ newestTime = int(r['time'])
+ if newestTime is None:
+ die("\"describe -s\" on newest change %d did not give a time")
+ details["time"] = newestTime
+
self.updateOptionDict(details)
try:
self.commit(details, self.extractFilesFromCommit(details), self.branch, self.depotPaths)
for entry in specList:
for k,v in entry.iteritems():
if k.startswith("View"):
+
+ # p4 has these %%1 to %%9 arguments in specs to
+ # reorder paths; which we can't handle (yet :)
+ if re.match('%%\d', v) != None:
+ print "Sorry, can't handle %%n arguments in client specs"
+ sys.exit(1)
+
if v.startswith('"'):
start = 1
else:
start = 0
index = v.find("...")
+
+ # save the "client view"; i.e the RHS of the view
+ # line that tells the client where to put the
+ # files for this view.
+ cv = v[index+3:].strip() # +3 to remove previous '...'
+
+ # if the client view doesn't end with a
+ # ... wildcard, then we're going to mess up the
+ # output directory, so fail gracefully.
+ if not cv.endswith('...'):
+ print 'Sorry, client view in "%s" needs to end with wildcard' % (k)
+ sys.exit(1)
+ cv=cv[:-3]
+
+ # now save the view; +index means included, -index
+ # means it should be filtered out.
v = v[start:index]
if v.startswith("-"):
v = v[1:]
- temp[v] = -len(v)
+ include = -len(v)
else:
- temp[v] = len(v)
+ include = len(v)
+
+ temp[v] = (include, cv)
+
self.clientSpecDirs = temp.items()
- self.clientSpecDirs.sort( lambda x, y: abs( y[1] ) - abs( x[1] ) )
+ self.clientSpecDirs.sort( lambda x, y: abs( y[1][0] ) - abs( x[1][0] ) )
def run(self, args):
self.depotPaths = []
else:
paths = []
for (prev, cur) in zip(self.previousDepotPaths, depotPaths):
- for i in range(0, min(len(cur), len(prev))):
- if cur[i] <> prev[i]:
+ prev_list = prev.split("/")
+ cur_list = cur.split("/")
+ for i in range(0, min(len(cur_list), len(prev_list))):
+ if cur_list[i] <> prev_list[i]:
i = i - 1
break
- paths.append (cur[:i + 1])
+ paths.append ("/".join(cur_list[:i + 1]))
self.previousDepotPaths = paths
changes.sort()
else:
+ # catch "git-p4 sync" with no new branches, in a repo that
+ # does not have any existing git-p4 branches
+ if len(args) == 0 and not self.p4BranchesInGit:
+ die("No remote p4 branches. Perhaps you never did \"git p4 clone\" in here.");
if self.verbose:
print "Getting p4 changes for %s...%s" % (', '.join(self.depotPaths),
self.changeRange)
help="where to leave result of the clone"),
optparse.make_option("-/", dest="cloneExclude",
action="append", type="string",
- help="exclude depot path")
+ help="exclude depot path"),
+ optparse.make_option("--bare", dest="cloneBare",
+ action="store_true", default=False),
]
self.cloneDestination = None
self.needsGit = False
+ self.cloneBare = False
# This is required for the "append" cloneExclude action
def ensure_value(self, attr, value):
self.cloneDestination = self.defaultDestination(args)
print "Importing from %s into %s" % (', '.join(depotPaths), self.cloneDestination)
+
if not os.path.exists(self.cloneDestination):
os.makedirs(self.cloneDestination)
chdir(self.cloneDestination)
- system("git init")
- self.gitdir = os.getcwd() + "/.git"
+
+ init_cmd = [ "git", "init" ]
+ if self.cloneBare:
+ init_cmd.append("--bare")
+ subprocess.check_call(init_cmd)
+
if not P4Sync.run(self, depotPaths):
return False
if self.branch != "master":
masterbranch = "refs/heads/p4/master"
if gitBranchExists(masterbranch):
system("git branch master %s" % masterbranch)
- system("git checkout -f")
+ if not self.cloneBare:
+ system("git checkout -f")
else:
print "Could not detect main branch. No checkout/master branch created."