43f33e492a
Spotted by Eric Sunshine:
https://public-inbox.org/git/CAPig+cRx3hG64nuDie69o_gdX39F=sR6D8LyA7J1rCErgu0aMA@mail.gmail.com/
Signed-off-by: Luke Diamand <luke@diamand.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
4228 lines
155 KiB
Python
Executable File
4228 lines
155 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# git-p4.py -- A tool for bidirectional operation between a Perforce depot and git.
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#
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# Author: Simon Hausmann <simon@lst.de>
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# Copyright: 2007 Simon Hausmann <simon@lst.de>
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# 2007 Trolltech ASA
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# License: MIT <http://www.opensource.org/licenses/mit-license.php>
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#
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# pylint: disable=invalid-name,missing-docstring,too-many-arguments,broad-except
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# pylint: disable=no-self-use,wrong-import-position,consider-iterating-dictionary
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# pylint: disable=wrong-import-order,unused-import,too-few-public-methods
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# pylint: disable=too-many-lines,ungrouped-imports,fixme,too-many-locals
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# pylint: disable=line-too-long,bad-whitespace,superfluous-parens
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# pylint: disable=too-many-statements,too-many-instance-attributes
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# pylint: disable=too-many-branches,too-many-nested-blocks
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#
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import sys
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if sys.hexversion < 0x02040000:
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# The limiter is the subprocess module
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sys.stderr.write("git-p4: requires Python 2.4 or later.\n")
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sys.exit(1)
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import os
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import optparse
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import marshal
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import subprocess
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import tempfile
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import time
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import platform
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import re
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import shutil
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import stat
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import zipfile
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import zlib
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import ctypes
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import errno
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# support basestring in python3
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try:
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unicode = unicode
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except NameError:
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# 'unicode' is undefined, must be Python 3
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str = str
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unicode = str
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bytes = bytes
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basestring = (str,bytes)
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else:
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# 'unicode' exists, must be Python 2
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str = str
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unicode = unicode
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bytes = str
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basestring = basestring
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try:
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from subprocess import CalledProcessError
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except ImportError:
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# from python2.7:subprocess.py
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# Exception classes used by this module.
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class CalledProcessError(Exception):
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"""This exception is raised when a process run by check_call() returns
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a non-zero exit status. The exit status will be stored in the
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returncode attribute."""
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def __init__(self, returncode, cmd):
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self.returncode = returncode
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self.cmd = cmd
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def __str__(self):
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return "Command '%s' returned non-zero exit status %d" % (self.cmd, self.returncode)
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verbose = False
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# Only labels/tags matching this will be imported/exported
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defaultLabelRegexp = r'[a-zA-Z0-9_\-.]+$'
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# The block size is reduced automatically if required
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defaultBlockSize = 1<<20
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p4_access_checked = False
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def p4_build_cmd(cmd):
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"""Build a suitable p4 command line.
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This consolidates building and returning a p4 command line into one
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location. It means that hooking into the environment, or other configuration
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can be done more easily.
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"""
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real_cmd = ["p4"]
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user = gitConfig("git-p4.user")
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if len(user) > 0:
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real_cmd += ["-u",user]
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password = gitConfig("git-p4.password")
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if len(password) > 0:
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real_cmd += ["-P", password]
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port = gitConfig("git-p4.port")
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if len(port) > 0:
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real_cmd += ["-p", port]
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host = gitConfig("git-p4.host")
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if len(host) > 0:
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real_cmd += ["-H", host]
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client = gitConfig("git-p4.client")
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if len(client) > 0:
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real_cmd += ["-c", client]
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retries = gitConfigInt("git-p4.retries")
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if retries is None:
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# Perform 3 retries by default
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retries = 3
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if retries > 0:
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# Provide a way to not pass this option by setting git-p4.retries to 0
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real_cmd += ["-r", str(retries)]
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if isinstance(cmd,basestring):
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real_cmd = ' '.join(real_cmd) + ' ' + cmd
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else:
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real_cmd += cmd
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# now check that we can actually talk to the server
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global p4_access_checked
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if not p4_access_checked:
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p4_access_checked = True # suppress access checks in p4_check_access itself
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p4_check_access()
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return real_cmd
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def git_dir(path):
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""" Return TRUE if the given path is a git directory (/path/to/dir/.git).
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This won't automatically add ".git" to a directory.
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"""
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d = read_pipe(["git", "--git-dir", path, "rev-parse", "--git-dir"], True).strip()
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if not d or len(d) == 0:
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return None
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else:
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return d
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def chdir(path, is_client_path=False):
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"""Do chdir to the given path, and set the PWD environment
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variable for use by P4. It does not look at getcwd() output.
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Since we're not using the shell, it is necessary to set the
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PWD environment variable explicitly.
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Normally, expand the path to force it to be absolute. This
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addresses the use of relative path names inside P4 settings,
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e.g. P4CONFIG=.p4config. P4 does not simply open the filename
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as given; it looks for .p4config using PWD.
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If is_client_path, the path was handed to us directly by p4,
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and may be a symbolic link. Do not call os.getcwd() in this
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case, because it will cause p4 to think that PWD is not inside
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the client path.
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"""
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os.chdir(path)
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if not is_client_path:
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path = os.getcwd()
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os.environ['PWD'] = path
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def calcDiskFree():
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"""Return free space in bytes on the disk of the given dirname."""
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if platform.system() == 'Windows':
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free_bytes = ctypes.c_ulonglong(0)
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ctypes.windll.kernel32.GetDiskFreeSpaceExW(ctypes.c_wchar_p(os.getcwd()), None, None, ctypes.pointer(free_bytes))
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return free_bytes.value
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else:
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st = os.statvfs(os.getcwd())
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return st.f_bavail * st.f_frsize
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def die(msg):
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""" Terminate execution. Make sure that any running child processes have been wait()ed for before
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calling this.
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"""
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if verbose:
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raise Exception(msg)
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else:
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sys.stderr.write(msg + "\n")
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sys.exit(1)
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def prompt(prompt_text):
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""" Prompt the user to choose one of the choices
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Choices are identified in the prompt_text by square brackets around
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a single letter option.
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"""
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choices = set(m.group(1) for m in re.finditer(r"\[(.)\]", prompt_text))
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while True:
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response = raw_input(prompt_text).strip().lower()
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if not response:
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continue
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response = response[0]
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if response in choices:
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return response
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def write_pipe(c, stdin):
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if verbose:
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sys.stderr.write('Writing pipe: %s\n' % str(c))
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expand = isinstance(c,basestring)
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p = subprocess.Popen(c, stdin=subprocess.PIPE, shell=expand)
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pipe = p.stdin
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val = pipe.write(stdin)
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pipe.close()
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if p.wait():
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die('Command failed: %s' % str(c))
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return val
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def p4_write_pipe(c, stdin):
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real_cmd = p4_build_cmd(c)
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return write_pipe(real_cmd, stdin)
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def read_pipe_full(c):
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""" Read output from command. Returns a tuple
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of the return status, stdout text and stderr
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text.
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"""
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if verbose:
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sys.stderr.write('Reading pipe: %s\n' % str(c))
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expand = isinstance(c,basestring)
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p = subprocess.Popen(c, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=expand)
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(out, err) = p.communicate()
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return (p.returncode, out, err)
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def read_pipe(c, ignore_error=False):
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""" Read output from command. Returns the output text on
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success. On failure, terminates execution, unless
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ignore_error is True, when it returns an empty string.
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"""
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(retcode, out, err) = read_pipe_full(c)
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if retcode != 0:
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if ignore_error:
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out = ""
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else:
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die('Command failed: %s\nError: %s' % (str(c), err))
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return out
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def read_pipe_text(c):
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""" Read output from a command with trailing whitespace stripped.
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On error, returns None.
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"""
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(retcode, out, err) = read_pipe_full(c)
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if retcode != 0:
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return None
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else:
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return out.rstrip()
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def p4_read_pipe(c, ignore_error=False):
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real_cmd = p4_build_cmd(c)
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return read_pipe(real_cmd, ignore_error)
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def read_pipe_lines(c):
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if verbose:
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sys.stderr.write('Reading pipe: %s\n' % str(c))
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expand = isinstance(c, basestring)
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p = subprocess.Popen(c, stdout=subprocess.PIPE, shell=expand)
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pipe = p.stdout
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val = pipe.readlines()
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if pipe.close() or p.wait():
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die('Command failed: %s' % str(c))
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return val
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def p4_read_pipe_lines(c):
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"""Specifically invoke p4 on the command supplied. """
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real_cmd = p4_build_cmd(c)
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return read_pipe_lines(real_cmd)
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def p4_has_command(cmd):
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"""Ask p4 for help on this command. If it returns an error, the
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command does not exist in this version of p4."""
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real_cmd = p4_build_cmd(["help", cmd])
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p = subprocess.Popen(real_cmd, stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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p.communicate()
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return p.returncode == 0
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def p4_has_move_command():
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"""See if the move command exists, that it supports -k, and that
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it has not been administratively disabled. The arguments
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must be correct, but the filenames do not have to exist. Use
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ones with wildcards so even if they exist, it will fail."""
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if not p4_has_command("move"):
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return False
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cmd = p4_build_cmd(["move", "-k", "@from", "@to"])
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p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(out, err) = p.communicate()
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# return code will be 1 in either case
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if err.find("Invalid option") >= 0:
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return False
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if err.find("disabled") >= 0:
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return False
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# assume it failed because @... was invalid changelist
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return True
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def system(cmd, ignore_error=False):
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expand = isinstance(cmd,basestring)
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if verbose:
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sys.stderr.write("executing %s\n" % str(cmd))
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retcode = subprocess.call(cmd, shell=expand)
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if retcode and not ignore_error:
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raise CalledProcessError(retcode, cmd)
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return retcode
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def p4_system(cmd):
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"""Specifically invoke p4 as the system command. """
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real_cmd = p4_build_cmd(cmd)
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expand = isinstance(real_cmd, basestring)
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retcode = subprocess.call(real_cmd, shell=expand)
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if retcode:
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raise CalledProcessError(retcode, real_cmd)
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def die_bad_access(s):
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die("failure accessing depot: {0}".format(s.rstrip()))
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def p4_check_access(min_expiration=1):
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""" Check if we can access Perforce - account still logged in
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"""
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results = p4CmdList(["login", "-s"])
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if len(results) == 0:
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# should never get here: always get either some results, or a p4ExitCode
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assert("could not parse response from perforce")
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result = results[0]
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if 'p4ExitCode' in result:
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# p4 returned non-zero status, e.g. P4PORT invalid, or p4 not in path
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die_bad_access("could not run p4")
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code = result.get("code")
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if not code:
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# we get here if we couldn't connect and there was nothing to unmarshal
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die_bad_access("could not connect")
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elif code == "stat":
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expiry = result.get("TicketExpiration")
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if expiry:
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expiry = int(expiry)
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if expiry > min_expiration:
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# ok to carry on
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return
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else:
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die_bad_access("perforce ticket expires in {0} seconds".format(expiry))
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else:
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# account without a timeout - all ok
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return
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elif code == "error":
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data = result.get("data")
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if data:
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die_bad_access("p4 error: {0}".format(data))
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else:
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die_bad_access("unknown error")
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elif code == "info":
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return
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else:
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die_bad_access("unknown error code {0}".format(code))
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_p4_version_string = None
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def p4_version_string():
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"""Read the version string, showing just the last line, which
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hopefully is the interesting version bit.
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$ p4 -V
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Perforce - The Fast Software Configuration Management System.
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Copyright 1995-2011 Perforce Software. All rights reserved.
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Rev. P4/NTX86/2011.1/393975 (2011/12/16).
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"""
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global _p4_version_string
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if not _p4_version_string:
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a = p4_read_pipe_lines(["-V"])
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_p4_version_string = a[-1].rstrip()
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return _p4_version_string
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def p4_integrate(src, dest):
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p4_system(["integrate", "-Dt", wildcard_encode(src), wildcard_encode(dest)])
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def p4_sync(f, *options):
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p4_system(["sync"] + list(options) + [wildcard_encode(f)])
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def p4_add(f):
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# forcibly add file names with wildcards
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if wildcard_present(f):
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p4_system(["add", "-f", f])
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else:
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p4_system(["add", f])
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def p4_delete(f):
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p4_system(["delete", wildcard_encode(f)])
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def p4_edit(f, *options):
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p4_system(["edit"] + list(options) + [wildcard_encode(f)])
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def p4_revert(f):
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p4_system(["revert", wildcard_encode(f)])
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def p4_reopen(type, f):
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p4_system(["reopen", "-t", type, wildcard_encode(f)])
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def p4_reopen_in_change(changelist, files):
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cmd = ["reopen", "-c", str(changelist)] + files
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p4_system(cmd)
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def p4_move(src, dest):
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p4_system(["move", "-k", wildcard_encode(src), wildcard_encode(dest)])
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def p4_last_change():
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results = p4CmdList(["changes", "-m", "1"], skip_info=True)
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return int(results[0]['change'])
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def p4_describe(change, shelved=False):
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"""Make sure it returns a valid result by checking for
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the presence of field "time". Return a dict of the
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results."""
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cmd = ["describe", "-s"]
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if shelved:
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cmd += ["-S"]
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cmd += [str(change)]
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ds = p4CmdList(cmd, skip_info=True)
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if len(ds) != 1:
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die("p4 describe -s %d did not return 1 result: %s" % (change, str(ds)))
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d = ds[0]
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if "p4ExitCode" in d:
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die("p4 describe -s %d exited with %d: %s" % (change, d["p4ExitCode"],
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str(d)))
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if "code" in d:
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if d["code"] == "error":
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die("p4 describe -s %d returned error code: %s" % (change, str(d)))
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if "time" not in d:
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die("p4 describe -s %d returned no \"time\": %s" % (change, str(d)))
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return d
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#
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# Canonicalize the p4 type and return a tuple of the
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# base type, plus any modifiers. See "p4 help filetypes"
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# for a list and explanation.
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#
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def split_p4_type(p4type):
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p4_filetypes_historical = {
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"ctempobj": "binary+Sw",
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"ctext": "text+C",
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"cxtext": "text+Cx",
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"ktext": "text+k",
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"kxtext": "text+kx",
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"ltext": "text+F",
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"tempobj": "binary+FSw",
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"ubinary": "binary+F",
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"uresource": "resource+F",
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"uxbinary": "binary+Fx",
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"xbinary": "binary+x",
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"xltext": "text+Fx",
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"xtempobj": "binary+Swx",
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"xtext": "text+x",
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"xunicode": "unicode+x",
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"xutf16": "utf16+x",
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}
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if p4type in p4_filetypes_historical:
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p4type = p4_filetypes_historical[p4type]
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mods = ""
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s = p4type.split("+")
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base = s[0]
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mods = ""
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if len(s) > 1:
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mods = s[1]
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return (base, mods)
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#
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# return the raw p4 type of a file (text, text+ko, etc)
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#
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def p4_type(f):
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results = p4CmdList(["fstat", "-T", "headType", wildcard_encode(f)])
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return results[0]['headType']
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|
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#
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# Given a type base and modifier, return a regexp matching
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# the keywords that can be expanded in the file
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#
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def p4_keywords_regexp_for_type(base, type_mods):
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if base in ("text", "unicode", "binary"):
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kwords = None
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if "ko" in type_mods:
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kwords = 'Id|Header'
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elif "k" in type_mods:
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kwords = 'Id|Header|Author|Date|DateTime|Change|File|Revision'
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else:
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return None
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pattern = r"""
|
|
\$ # Starts with a dollar, followed by...
|
|
(%s) # one of the keywords, followed by...
|
|
(:[^$\n]+)? # possibly an old expansion, followed by...
|
|
\$ # another dollar
|
|
""" % kwords
|
|
return pattern
|
|
else:
|
|
return None
|
|
|
|
#
|
|
# Given a file, return a regexp matching the possible
|
|
# RCS keywords that will be expanded, or None for files
|
|
# with kw expansion turned off.
|
|
#
|
|
def p4_keywords_regexp_for_file(file):
|
|
if not os.path.exists(file):
|
|
return None
|
|
else:
|
|
(type_base, type_mods) = split_p4_type(p4_type(file))
|
|
return p4_keywords_regexp_for_type(type_base, type_mods)
|
|
|
|
def setP4ExecBit(file, mode):
|
|
# Reopens an already open file and changes the execute bit to match
|
|
# the execute bit setting in the passed in mode.
|
|
|
|
p4Type = "+x"
|
|
|
|
if not isModeExec(mode):
|
|
p4Type = getP4OpenedType(file)
|
|
p4Type = re.sub('^([cku]?)x(.*)', '\\1\\2', p4Type)
|
|
p4Type = re.sub('(.*?\+.*?)x(.*?)', '\\1\\2', p4Type)
|
|
if p4Type[-1] == "+":
|
|
p4Type = p4Type[0:-1]
|
|
|
|
p4_reopen(p4Type, file)
|
|
|
|
def getP4OpenedType(file):
|
|
# Returns the perforce file type for the given file.
|
|
|
|
result = p4_read_pipe(["opened", wildcard_encode(file)])
|
|
match = re.match(".*\((.+)\)( \*exclusive\*)?\r?$", result)
|
|
if match:
|
|
return match.group(1)
|
|
else:
|
|
die("Could not determine file type for %s (result: '%s')" % (file, result))
|
|
|
|
# Return the set of all p4 labels
|
|
def getP4Labels(depotPaths):
|
|
labels = set()
|
|
if isinstance(depotPaths,basestring):
|
|
depotPaths = [depotPaths]
|
|
|
|
for l in p4CmdList(["labels"] + ["%s..." % p for p in depotPaths]):
|
|
label = l['label']
|
|
labels.add(label)
|
|
|
|
return labels
|
|
|
|
# Return the set of all git tags
|
|
def getGitTags():
|
|
gitTags = set()
|
|
for line in read_pipe_lines(["git", "tag"]):
|
|
tag = line.strip()
|
|
gitTags.add(tag)
|
|
return gitTags
|
|
|
|
def diffTreePattern():
|
|
# This is a simple generator for the diff tree regex pattern. This could be
|
|
# a class variable if this and parseDiffTreeEntry were a part of a class.
|
|
pattern = re.compile(':(\d+) (\d+) (\w+) (\w+) ([A-Z])(\d+)?\t(.*?)((\t(.*))|$)')
|
|
while True:
|
|
yield pattern
|
|
|
|
def parseDiffTreeEntry(entry):
|
|
"""Parses a single diff tree entry into its component elements.
|
|
|
|
See git-diff-tree(1) manpage for details about the format of the diff
|
|
output. This method returns a dictionary with the following elements:
|
|
|
|
src_mode - The mode of the source file
|
|
dst_mode - The mode of the destination file
|
|
src_sha1 - The sha1 for the source file
|
|
dst_sha1 - The sha1 fr the destination file
|
|
status - The one letter status of the diff (i.e. 'A', 'M', 'D', etc)
|
|
status_score - The score for the status (applicable for 'C' and 'R'
|
|
statuses). This is None if there is no score.
|
|
src - The path for the source file.
|
|
dst - The path for the destination file. This is only present for
|
|
copy or renames. If it is not present, this is None.
|
|
|
|
If the pattern is not matched, None is returned."""
|
|
|
|
match = diffTreePattern().next().match(entry)
|
|
if match:
|
|
return {
|
|
'src_mode': match.group(1),
|
|
'dst_mode': match.group(2),
|
|
'src_sha1': match.group(3),
|
|
'dst_sha1': match.group(4),
|
|
'status': match.group(5),
|
|
'status_score': match.group(6),
|
|
'src': match.group(7),
|
|
'dst': match.group(10)
|
|
}
|
|
return None
|
|
|
|
def isModeExec(mode):
|
|
# Returns True if the given git mode represents an executable file,
|
|
# otherwise False.
|
|
return mode[-3:] == "755"
|
|
|
|
class P4Exception(Exception):
|
|
""" Base class for exceptions from the p4 client """
|
|
def __init__(self, exit_code):
|
|
self.p4ExitCode = exit_code
|
|
|
|
class P4ServerException(P4Exception):
|
|
""" Base class for exceptions where we get some kind of marshalled up result from the server """
|
|
def __init__(self, exit_code, p4_result):
|
|
super(P4ServerException, self).__init__(exit_code)
|
|
self.p4_result = p4_result
|
|
self.code = p4_result[0]['code']
|
|
self.data = p4_result[0]['data']
|
|
|
|
class P4RequestSizeException(P4ServerException):
|
|
""" One of the maxresults or maxscanrows errors """
|
|
def __init__(self, exit_code, p4_result, limit):
|
|
super(P4RequestSizeException, self).__init__(exit_code, p4_result)
|
|
self.limit = limit
|
|
|
|
class P4CommandException(P4Exception):
|
|
""" Something went wrong calling p4 which means we have to give up """
|
|
def __init__(self, msg):
|
|
self.msg = msg
|
|
|
|
def __str__(self):
|
|
return self.msg
|
|
|
|
def isModeExecChanged(src_mode, dst_mode):
|
|
return isModeExec(src_mode) != isModeExec(dst_mode)
|
|
|
|
def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None, skip_info=False,
|
|
errors_as_exceptions=False):
|
|
|
|
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" % str(cmd))
|
|
|
|
# Use a temporary file to avoid deadlocks without
|
|
# subprocess.communicate(), which would put another copy
|
|
# of stdout into memory.
|
|
stdin_file = None
|
|
if stdin is not None:
|
|
stdin_file = tempfile.TemporaryFile(prefix='p4-stdin', mode=stdin_mode)
|
|
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=expand,
|
|
stdin=stdin_file,
|
|
stdout=subprocess.PIPE)
|
|
|
|
result = []
|
|
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:
|
|
result.append(entry)
|
|
except EOFError:
|
|
pass
|
|
exitCode = p4.wait()
|
|
if exitCode != 0:
|
|
if errors_as_exceptions:
|
|
if len(result) > 0:
|
|
data = result[0].get('data')
|
|
if data:
|
|
m = re.search('Too many rows scanned \(over (\d+)\)', data)
|
|
if not m:
|
|
m = re.search('Request too large \(over (\d+)\)', data)
|
|
|
|
if m:
|
|
limit = int(m.group(1))
|
|
raise P4RequestSizeException(exitCode, result, limit)
|
|
|
|
raise P4ServerException(exitCode, result)
|
|
else:
|
|
raise P4Exception(exitCode)
|
|
else:
|
|
entry = {}
|
|
entry["p4ExitCode"] = exitCode
|
|
result.append(entry)
|
|
|
|
return result
|
|
|
|
def p4Cmd(cmd):
|
|
list = p4CmdList(cmd)
|
|
result = {}
|
|
for entry in list:
|
|
result.update(entry)
|
|
return result;
|
|
|
|
def p4Where(depotPath):
|
|
if not depotPath.endswith("/"):
|
|
depotPath += "/"
|
|
depotPathLong = depotPath + "..."
|
|
outputList = p4CmdList(["where", depotPathLong])
|
|
output = None
|
|
for entry in outputList:
|
|
if "depotFile" in entry:
|
|
# Search for the base client side depot path, as long as it starts with the branch's P4 path.
|
|
# The base path always ends with "/...".
|
|
if entry["depotFile"].find(depotPath) == 0 and entry["depotFile"][-4:] == "/...":
|
|
output = entry
|
|
break
|
|
elif "data" in entry:
|
|
data = entry.get("data")
|
|
space = data.find(" ")
|
|
if data[:space] == depotPath:
|
|
output = entry
|
|
break
|
|
if output == None:
|
|
return ""
|
|
if output["code"] == "error":
|
|
return ""
|
|
clientPath = ""
|
|
if "path" in output:
|
|
clientPath = output.get("path")
|
|
elif "data" in output:
|
|
data = output.get("data")
|
|
lastSpace = data.rfind(" ")
|
|
clientPath = data[lastSpace + 1:]
|
|
|
|
if clientPath.endswith("..."):
|
|
clientPath = clientPath[:-3]
|
|
return clientPath
|
|
|
|
def currentGitBranch():
|
|
return read_pipe_text(["git", "symbolic-ref", "--short", "-q", "HEAD"])
|
|
|
|
def isValidGitDir(path):
|
|
return git_dir(path) != None
|
|
|
|
def parseRevision(ref):
|
|
return read_pipe("git rev-parse %s" % ref).strip()
|
|
|
|
def branchExists(ref):
|
|
rev = read_pipe(["git", "rev-parse", "-q", "--verify", ref],
|
|
ignore_error=True)
|
|
return len(rev) > 0
|
|
|
|
def extractLogMessageFromGitCommit(commit):
|
|
logMessage = ""
|
|
|
|
## fixme: title is first line of commit, not 1st paragraph.
|
|
foundTitle = False
|
|
for log in read_pipe_lines(["git", "cat-file", "commit", commit]):
|
|
if not foundTitle:
|
|
if len(log) == 1:
|
|
foundTitle = True
|
|
continue
|
|
|
|
logMessage += log
|
|
return logMessage
|
|
|
|
def extractSettingsGitLog(log):
|
|
values = {}
|
|
for line in log.split("\n"):
|
|
line = line.strip()
|
|
m = re.search (r"^ *\[git-p4: (.*)\]$", line)
|
|
if not m:
|
|
continue
|
|
|
|
assignments = m.group(1).split (':')
|
|
for a in assignments:
|
|
vals = a.split ('=')
|
|
key = vals[0].strip()
|
|
val = ('='.join (vals[1:])).strip()
|
|
if val.endswith ('\"') and val.startswith('"'):
|
|
val = val[1:-1]
|
|
|
|
values[key] = val
|
|
|
|
paths = values.get("depot-paths")
|
|
if not paths:
|
|
paths = values.get("depot-path")
|
|
if paths:
|
|
values['depot-paths'] = paths.split(',')
|
|
return values
|
|
|
|
def gitBranchExists(branch):
|
|
proc = subprocess.Popen(["git", "rev-parse", branch],
|
|
stderr=subprocess.PIPE, stdout=subprocess.PIPE);
|
|
return proc.wait() == 0;
|
|
|
|
def gitUpdateRef(ref, newvalue):
|
|
subprocess.check_call(["git", "update-ref", ref, newvalue])
|
|
|
|
def gitDeleteRef(ref):
|
|
subprocess.check_call(["git", "update-ref", "-d", ref])
|
|
|
|
_gitConfig = {}
|
|
|
|
def gitConfig(key, typeSpecifier=None):
|
|
if key not in _gitConfig:
|
|
cmd = [ "git", "config" ]
|
|
if typeSpecifier:
|
|
cmd += [ typeSpecifier ]
|
|
cmd += [ key ]
|
|
s = read_pipe(cmd, ignore_error=True)
|
|
_gitConfig[key] = s.strip()
|
|
return _gitConfig[key]
|
|
|
|
def gitConfigBool(key):
|
|
"""Return a bool, using git config --bool. It is True only if the
|
|
variable is set to true, and False if set to false or not present
|
|
in the config."""
|
|
|
|
if key not in _gitConfig:
|
|
_gitConfig[key] = gitConfig(key, '--bool') == "true"
|
|
return _gitConfig[key]
|
|
|
|
def gitConfigInt(key):
|
|
if key not in _gitConfig:
|
|
cmd = [ "git", "config", "--int", key ]
|
|
s = read_pipe(cmd, ignore_error=True)
|
|
v = s.strip()
|
|
try:
|
|
_gitConfig[key] = int(gitConfig(key, '--int'))
|
|
except ValueError:
|
|
_gitConfig[key] = None
|
|
return _gitConfig[key]
|
|
|
|
def gitConfigList(key):
|
|
if key not in _gitConfig:
|
|
s = read_pipe(["git", "config", "--get-all", key], ignore_error=True)
|
|
_gitConfig[key] = s.strip().splitlines()
|
|
if _gitConfig[key] == ['']:
|
|
_gitConfig[key] = []
|
|
return _gitConfig[key]
|
|
|
|
def p4BranchesInGit(branchesAreInRemotes=True):
|
|
"""Find all the branches whose names start with "p4/", looking
|
|
in remotes or heads as specified by the argument. Return
|
|
a dictionary of { branch: revision } for each one found.
|
|
The branch names are the short names, without any
|
|
"p4/" prefix."""
|
|
|
|
branches = {}
|
|
|
|
cmdline = "git rev-parse --symbolic "
|
|
if branchesAreInRemotes:
|
|
cmdline += "--remotes"
|
|
else:
|
|
cmdline += "--branches"
|
|
|
|
for line in read_pipe_lines(cmdline):
|
|
line = line.strip()
|
|
|
|
# only import to p4/
|
|
if not line.startswith('p4/'):
|
|
continue
|
|
# special symbolic ref to p4/master
|
|
if line == "p4/HEAD":
|
|
continue
|
|
|
|
# strip off p4/ prefix
|
|
branch = line[len("p4/"):]
|
|
|
|
branches[branch] = parseRevision(line)
|
|
|
|
return branches
|
|
|
|
def branch_exists(branch):
|
|
"""Make sure that the given ref name really exists."""
|
|
|
|
cmd = [ "git", "rev-parse", "--symbolic", "--verify", branch ]
|
|
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
|
out, _ = p.communicate()
|
|
if p.returncode:
|
|
return False
|
|
# expect exactly one line of output: the branch name
|
|
return out.rstrip() == branch
|
|
|
|
def findUpstreamBranchPoint(head = "HEAD"):
|
|
branches = p4BranchesInGit()
|
|
# map from depot-path to branch name
|
|
branchByDepotPath = {}
|
|
for branch in branches.keys():
|
|
tip = branches[branch]
|
|
log = extractLogMessageFromGitCommit(tip)
|
|
settings = extractSettingsGitLog(log)
|
|
if "depot-paths" in settings:
|
|
paths = ",".join(settings["depot-paths"])
|
|
branchByDepotPath[paths] = "remotes/p4/" + branch
|
|
|
|
settings = None
|
|
parent = 0
|
|
while parent < 65535:
|
|
commit = head + "~%s" % parent
|
|
log = extractLogMessageFromGitCommit(commit)
|
|
settings = extractSettingsGitLog(log)
|
|
if "depot-paths" in settings:
|
|
paths = ",".join(settings["depot-paths"])
|
|
if paths in branchByDepotPath:
|
|
return [branchByDepotPath[paths], settings]
|
|
|
|
parent = parent + 1
|
|
|
|
return ["", settings]
|
|
|
|
def createOrUpdateBranchesFromOrigin(localRefPrefix = "refs/remotes/p4/", silent=True):
|
|
if not silent:
|
|
print("Creating/updating branch(es) in %s based on origin branch(es)"
|
|
% localRefPrefix)
|
|
|
|
originPrefix = "origin/p4/"
|
|
|
|
for line in read_pipe_lines("git rev-parse --symbolic --remotes"):
|
|
line = line.strip()
|
|
if (not line.startswith(originPrefix)) or line.endswith("HEAD"):
|
|
continue
|
|
|
|
headName = line[len(originPrefix):]
|
|
remoteHead = localRefPrefix + headName
|
|
originHead = line
|
|
|
|
original = extractSettingsGitLog(extractLogMessageFromGitCommit(originHead))
|
|
if ('depot-paths' not in original
|
|
or 'change' not in original):
|
|
continue
|
|
|
|
update = False
|
|
if not gitBranchExists(remoteHead):
|
|
if verbose:
|
|
print("creating %s" % remoteHead)
|
|
update = True
|
|
else:
|
|
settings = extractSettingsGitLog(extractLogMessageFromGitCommit(remoteHead))
|
|
if 'change' in settings:
|
|
if settings['depot-paths'] == original['depot-paths']:
|
|
originP4Change = int(original['change'])
|
|
p4Change = int(settings['change'])
|
|
if originP4Change > p4Change:
|
|
print("%s (%s) is newer than %s (%s). "
|
|
"Updating p4 branch from origin."
|
|
% (originHead, originP4Change,
|
|
remoteHead, p4Change))
|
|
update = True
|
|
else:
|
|
print("Ignoring: %s was imported from %s while "
|
|
"%s was imported from %s"
|
|
% (originHead, ','.join(original['depot-paths']),
|
|
remoteHead, ','.join(settings['depot-paths'])))
|
|
|
|
if update:
|
|
system("git update-ref %s %s" % (remoteHead, originHead))
|
|
|
|
def originP4BranchesExist():
|
|
return gitBranchExists("origin") or gitBranchExists("origin/p4") or gitBranchExists("origin/p4/master")
|
|
|
|
|
|
def p4ParseNumericChangeRange(parts):
|
|
changeStart = int(parts[0][1:])
|
|
if parts[1] == '#head':
|
|
changeEnd = p4_last_change()
|
|
else:
|
|
changeEnd = int(parts[1])
|
|
|
|
return (changeStart, changeEnd)
|
|
|
|
def chooseBlockSize(blockSize):
|
|
if blockSize:
|
|
return blockSize
|
|
else:
|
|
return defaultBlockSize
|
|
|
|
def p4ChangesForPaths(depotPaths, changeRange, requestedBlockSize):
|
|
assert depotPaths
|
|
|
|
# Parse the change range into start and end. Try to find integer
|
|
# revision ranges as these can be broken up into blocks to avoid
|
|
# hitting server-side limits (maxrows, maxscanresults). But if
|
|
# that doesn't work, fall back to using the raw revision specifier
|
|
# strings, without using block mode.
|
|
|
|
if changeRange is None or changeRange == '':
|
|
changeStart = 1
|
|
changeEnd = p4_last_change()
|
|
block_size = chooseBlockSize(requestedBlockSize)
|
|
else:
|
|
parts = changeRange.split(',')
|
|
assert len(parts) == 2
|
|
try:
|
|
(changeStart, changeEnd) = p4ParseNumericChangeRange(parts)
|
|
block_size = chooseBlockSize(requestedBlockSize)
|
|
except ValueError:
|
|
changeStart = parts[0][1:]
|
|
changeEnd = parts[1]
|
|
if requestedBlockSize:
|
|
die("cannot use --changes-block-size with non-numeric revisions")
|
|
block_size = None
|
|
|
|
changes = set()
|
|
|
|
# Retrieve changes a block at a time, to prevent running
|
|
# into a MaxResults/MaxScanRows error from the server. If
|
|
# we _do_ hit one of those errors, turn down the block size
|
|
|
|
while True:
|
|
cmd = ['changes']
|
|
|
|
if block_size:
|
|
end = min(changeEnd, changeStart + block_size)
|
|
revisionRange = "%d,%d" % (changeStart, end)
|
|
else:
|
|
revisionRange = "%s,%s" % (changeStart, changeEnd)
|
|
|
|
for p in depotPaths:
|
|
cmd += ["%s...@%s" % (p, revisionRange)]
|
|
|
|
# fetch the changes
|
|
try:
|
|
result = p4CmdList(cmd, errors_as_exceptions=True)
|
|
except P4RequestSizeException as e:
|
|
if not block_size:
|
|
block_size = e.limit
|
|
elif block_size > e.limit:
|
|
block_size = e.limit
|
|
else:
|
|
block_size = max(2, block_size // 2)
|
|
|
|
if verbose: print("block size error, retrying with block size {0}".format(block_size))
|
|
continue
|
|
except P4Exception as e:
|
|
die('Error retrieving changes description ({0})'.format(e.p4ExitCode))
|
|
|
|
# Insert changes in chronological order
|
|
for entry in reversed(result):
|
|
if 'change' not in entry:
|
|
continue
|
|
changes.add(int(entry['change']))
|
|
|
|
if not block_size:
|
|
break
|
|
|
|
if end >= changeEnd:
|
|
break
|
|
|
|
changeStart = end + 1
|
|
|
|
changes = sorted(changes)
|
|
return changes
|
|
|
|
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
|
|
if gitConfigBool("core.ignorecase"):
|
|
return path.lower().startswith(prefix.lower())
|
|
return path.startswith(prefix)
|
|
|
|
def getClientSpec():
|
|
"""Look at the p4 client spec, create a View() object that contains
|
|
all the mappings, and return it."""
|
|
|
|
specList = p4CmdList("client -o")
|
|
if len(specList) != 1:
|
|
die('Output from "client -o" is %d lines, expecting 1' %
|
|
len(specList))
|
|
|
|
# dictionary of all client parameters
|
|
entry = specList[0]
|
|
|
|
# the //client/ name
|
|
client_name = entry["Client"]
|
|
|
|
# just the keys that start with "View"
|
|
view_keys = [ k for k in entry.keys() if k.startswith("View") ]
|
|
|
|
# hold this new View
|
|
view = View(client_name)
|
|
|
|
# append the lines, in order, to the view
|
|
for view_num in range(len(view_keys)):
|
|
k = "View%d" % view_num
|
|
if k not in view_keys:
|
|
die("Expected view key %s missing" % k)
|
|
view.append(entry[k])
|
|
|
|
return view
|
|
|
|
def getClientRoot():
|
|
"""Grab the client directory."""
|
|
|
|
output = p4CmdList("client -o")
|
|
if len(output) != 1:
|
|
die('Output from "client -o" is %d lines, expecting 1' % len(output))
|
|
|
|
entry = output[0]
|
|
if "Root" not in entry:
|
|
die('Client has no "Root"')
|
|
|
|
return entry["Root"]
|
|
|
|
#
|
|
# 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.
|
|
#
|
|
def wildcard_decode(path):
|
|
# Search for and fix just these four characters. Do % last so
|
|
# that fixing it does not inadvertently create new %-escapes.
|
|
# Cannot have * in a filename in windows; untested as to
|
|
# what p4 would do in such a case.
|
|
if not platform.system() == "Windows":
|
|
path = path.replace("%2A", "*")
|
|
path = path.replace("%23", "#") \
|
|
.replace("%40", "@") \
|
|
.replace("%25", "%")
|
|
return path
|
|
|
|
def wildcard_encode(path):
|
|
# do % first to avoid double-encoding the %s introduced here
|
|
path = path.replace("%", "%25") \
|
|
.replace("*", "%2A") \
|
|
.replace("#", "%23") \
|
|
.replace("@", "%40")
|
|
return path
|
|
|
|
def wildcard_present(path):
|
|
m = re.search("[*#@%]", path)
|
|
return m is not None
|
|
|
|
class LargeFileSystem(object):
|
|
"""Base class for large file system support."""
|
|
|
|
def __init__(self, writeToGitStream):
|
|
self.largeFiles = set()
|
|
self.writeToGitStream = writeToGitStream
|
|
|
|
def generatePointer(self, cloneDestination, contentFile):
|
|
"""Return the content of a pointer file that is stored in Git instead of
|
|
the actual content."""
|
|
assert False, "Method 'generatePointer' required in " + self.__class__.__name__
|
|
|
|
def pushFile(self, localLargeFile):
|
|
"""Push the actual content which is not stored in the Git repository to
|
|
a server."""
|
|
assert False, "Method 'pushFile' required in " + self.__class__.__name__
|
|
|
|
def hasLargeFileExtension(self, relPath):
|
|
return reduce(
|
|
lambda a, b: a or b,
|
|
[relPath.endswith('.' + e) for e in gitConfigList('git-p4.largeFileExtensions')],
|
|
False
|
|
)
|
|
|
|
def generateTempFile(self, contents):
|
|
contentFile = tempfile.NamedTemporaryFile(prefix='git-p4-large-file', delete=False)
|
|
for d in contents:
|
|
contentFile.write(d)
|
|
contentFile.close()
|
|
return contentFile.name
|
|
|
|
def exceedsLargeFileThreshold(self, relPath, contents):
|
|
if gitConfigInt('git-p4.largeFileThreshold'):
|
|
contentsSize = sum(len(d) for d in contents)
|
|
if contentsSize > gitConfigInt('git-p4.largeFileThreshold'):
|
|
return True
|
|
if gitConfigInt('git-p4.largeFileCompressedThreshold'):
|
|
contentsSize = sum(len(d) for d in contents)
|
|
if contentsSize <= gitConfigInt('git-p4.largeFileCompressedThreshold'):
|
|
return False
|
|
contentTempFile = self.generateTempFile(contents)
|
|
compressedContentFile = tempfile.NamedTemporaryFile(prefix='git-p4-large-file', delete=True)
|
|
with zipfile.ZipFile(compressedContentFile, mode='w') as zf:
|
|
zf.write(contentTempFile, compress_type=zipfile.ZIP_DEFLATED)
|
|
compressedContentsSize = zf.infolist()[0].compress_size
|
|
os.remove(contentTempFile)
|
|
if compressedContentsSize > gitConfigInt('git-p4.largeFileCompressedThreshold'):
|
|
return True
|
|
return False
|
|
|
|
def addLargeFile(self, relPath):
|
|
self.largeFiles.add(relPath)
|
|
|
|
def removeLargeFile(self, relPath):
|
|
self.largeFiles.remove(relPath)
|
|
|
|
def isLargeFile(self, relPath):
|
|
return relPath in self.largeFiles
|
|
|
|
def processContent(self, git_mode, relPath, contents):
|
|
"""Processes the content of git fast import. This method decides if a
|
|
file is stored in the large file system and handles all necessary
|
|
steps."""
|
|
if self.exceedsLargeFileThreshold(relPath, contents) or self.hasLargeFileExtension(relPath):
|
|
contentTempFile = self.generateTempFile(contents)
|
|
(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):
|
|
"""Mock large file system for testing."""
|
|
|
|
def generatePointer(self, contentFile):
|
|
"""The pointer content is the original content prefixed with "pointer-".
|
|
The local filename of the large file storage is derived from the file content.
|
|
"""
|
|
with open(contentFile, 'r') as f:
|
|
content = next(f)
|
|
gitMode = '100644'
|
|
pointerContents = 'pointer-' + content
|
|
localLargeFile = os.path.join(os.getcwd(), '.git', 'mock-storage', 'local', content[:-1])
|
|
return (gitMode, pointerContents, localLargeFile)
|
|
|
|
def pushFile(self, localLargeFile):
|
|
"""The remote filename of the large file storage is the same as the local
|
|
one but in a different directory.
|
|
"""
|
|
remotePath = os.path.join(os.path.dirname(localLargeFile), '..', 'remote')
|
|
if not os.path.exists(remotePath):
|
|
os.makedirs(remotePath)
|
|
shutil.copyfile(localLargeFile, os.path.join(remotePath, os.path.basename(localLargeFile)))
|
|
|
|
class GitLFS(LargeFileSystem):
|
|
"""Git LFS as backend for the git-p4 large file system.
|
|
See https://git-lfs.github.com/ for details."""
|
|
|
|
def __init__(self, *args):
|
|
LargeFileSystem.__init__(self, *args)
|
|
self.baseGitAttributes = []
|
|
|
|
def generatePointer(self, contentFile):
|
|
"""Generate a Git LFS pointer for the content. Return LFS Pointer file
|
|
mode and content which is stored in the Git repository instead of
|
|
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
|
|
)
|
|
pointerFile = pointerProcess.stdout.read()
|
|
if pointerProcess.wait():
|
|
os.remove(contentFile)
|
|
die('git-lfs pointer command failed. Did you install the extension?')
|
|
|
|
# Git LFS removed the preamble in the output of the 'pointer' command
|
|
# starting from version 1.2.0. Check for the preamble here to support
|
|
# earlier versions.
|
|
# c.f. https://github.com/github/git-lfs/commit/da2935d9a739592bc775c98d8ef4df9c72ea3b43
|
|
if pointerFile.startswith('Git LFS pointer for'):
|
|
pointerFile = re.sub(r'Git LFS pointer for.*\n\n', '', pointerFile)
|
|
|
|
oid = re.search(r'^oid \w+:(\w+)', pointerFile, re.MULTILINE).group(1)
|
|
# if someone use external lfs.storage ( not in local repo git )
|
|
lfs_path = gitConfig('lfs.storage')
|
|
if not lfs_path:
|
|
lfs_path = 'lfs'
|
|
if not os.path.isabs(lfs_path):
|
|
lfs_path = os.path.join(os.getcwd(), '.git', lfs_path)
|
|
localLargeFile = os.path.join(
|
|
lfs_path,
|
|
'objects', oid[:2], oid[2:4],
|
|
oid,
|
|
)
|
|
# LFS Spec states that pointer files should not have the executable bit set.
|
|
gitMode = '100644'
|
|
return (gitMode, pointerFile, localLargeFile)
|
|
|
|
def pushFile(self, localLargeFile):
|
|
uploadProcess = subprocess.Popen(
|
|
['git', 'lfs', 'push', '--object-id', 'origin', os.path.basename(localLargeFile)]
|
|
)
|
|
if uploadProcess.wait():
|
|
die('git-lfs push command failed. Did you define a remote?')
|
|
|
|
def generateGitAttributes(self):
|
|
return (
|
|
self.baseGitAttributes +
|
|
[
|
|
'\n',
|
|
'#\n',
|
|
'# Git LFS (see https://git-lfs.github.com/)\n',
|
|
'#\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 diff=lfs merge=lfs -text\n'
|
|
for f in sorted(self.largeFiles) if not self.hasLargeFileExtension(f)
|
|
]
|
|
)
|
|
|
|
def addLargeFile(self, relPath):
|
|
LargeFileSystem.addLargeFile(self, relPath)
|
|
self.writeToGitStream('100644', '.gitattributes', self.generateGitAttributes())
|
|
|
|
def removeLargeFile(self, relPath):
|
|
LargeFileSystem.removeLargeFile(self, relPath)
|
|
self.writeToGitStream('100644', '.gitattributes', self.generateGitAttributes())
|
|
|
|
def processContent(self, git_mode, relPath, contents):
|
|
if relPath == '.gitattributes':
|
|
self.baseGitAttributes = contents
|
|
return (git_mode, self.generateGitAttributes())
|
|
else:
|
|
return LargeFileSystem.processContent(self, git_mode, relPath, contents)
|
|
|
|
class Command:
|
|
delete_actions = ( "delete", "move/delete", "purge" )
|
|
add_actions = ( "add", "branch", "move/add" )
|
|
|
|
def __init__(self):
|
|
self.usage = "usage: %prog [options]"
|
|
self.needsGit = True
|
|
self.verbose = False
|
|
|
|
# This is required for the "append" update_shelve action
|
|
def ensure_value(self, attr, value):
|
|
if not hasattr(self, attr) or getattr(self, attr) is None:
|
|
setattr(self, attr, value)
|
|
return getattr(self, attr)
|
|
|
|
class P4UserMap:
|
|
def __init__(self):
|
|
self.userMapFromPerforceServer = False
|
|
self.myP4UserId = None
|
|
|
|
def p4UserId(self):
|
|
if self.myP4UserId:
|
|
return self.myP4UserId
|
|
|
|
results = p4CmdList("user -o")
|
|
for r in results:
|
|
if 'User' in r:
|
|
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 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 "User" not in output:
|
|
continue
|
|
self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">"
|
|
self.emails[output["Email"]] = output["User"]
|
|
|
|
mapUserConfigRegex = re.compile(r"^\s*(\S+)\s*=\s*(.+)\s*<(\S+)>\s*$", re.VERBOSE)
|
|
for mapUserConfig in gitConfigList("git-p4.mapUser"):
|
|
mapUser = mapUserConfigRegex.findall(mapUserConfig)
|
|
if mapUser and len(mapUser[0]) == 3:
|
|
user = mapUser[0][0]
|
|
fullname = mapUser[0][1]
|
|
email = mapUser[0][2]
|
|
self.users[user] = fullname + " <" + email + ">"
|
|
self.emails[email] = 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)
|
|
self.options = []
|
|
self.description = "A tool to debug the output of p4 -G."
|
|
self.needsGit = False
|
|
|
|
def run(self, args):
|
|
j = 0
|
|
for output in p4CmdList(args):
|
|
print('Element: %d' % j)
|
|
j += 1
|
|
print(output)
|
|
return True
|
|
|
|
class P4RollBack(Command):
|
|
def __init__(self):
|
|
Command.__init__(self)
|
|
self.options = [
|
|
optparse.make_option("--local", dest="rollbackLocalBranches", action="store_true")
|
|
]
|
|
self.description = "A tool to debug the multi-branch import. Don't use :)"
|
|
self.rollbackLocalBranches = False
|
|
|
|
def run(self, args):
|
|
if len(args) != 1:
|
|
return False
|
|
maxChange = int(args[0])
|
|
|
|
if "p4ExitCode" in p4Cmd("changes -m 1"):
|
|
die("Problems executing p4");
|
|
|
|
if self.rollbackLocalBranches:
|
|
refPrefix = "refs/heads/"
|
|
lines = read_pipe_lines("git rev-parse --symbolic --branches")
|
|
else:
|
|
refPrefix = "refs/remotes/"
|
|
lines = read_pipe_lines("git rev-parse --symbolic --remotes")
|
|
|
|
for line in lines:
|
|
if self.rollbackLocalBranches or (line.startswith("p4/") and line != "p4/HEAD\n"):
|
|
line = line.strip()
|
|
ref = refPrefix + line
|
|
log = extractLogMessageFromGitCommit(ref)
|
|
settings = extractSettingsGitLog(log)
|
|
|
|
depotPaths = settings['depot-paths']
|
|
change = settings['change']
|
|
|
|
changed = False
|
|
|
|
if len(p4Cmd("changes -m 1 " + ' '.join (['%s...@%s' % (p, maxChange)
|
|
for p in depotPaths]))) == 0:
|
|
print("Branch %s did not exist at change %s, deleting." % (ref, maxChange))
|
|
system("git update-ref -d %s `git rev-parse %s`" % (ref, ref))
|
|
continue
|
|
|
|
while change and int(change) > maxChange:
|
|
changed = True
|
|
if self.verbose:
|
|
print("%s is at %s ; rewinding towards %s" % (ref, change, maxChange))
|
|
system("git update-ref %s \"%s^\"" % (ref, ref))
|
|
log = extractLogMessageFromGitCommit(ref)
|
|
settings = extractSettingsGitLog(log)
|
|
|
|
|
|
depotPaths = settings['depot-paths']
|
|
change = settings['change']
|
|
|
|
if changed:
|
|
print("%s rewound to %s" % (ref, change))
|
|
|
|
return True
|
|
|
|
class P4Submit(Command, P4UserMap):
|
|
|
|
conflict_behavior_choices = ("ask", "skip", "quit")
|
|
|
|
def __init__(self):
|
|
Command.__init__(self)
|
|
P4UserMap.__init__(self)
|
|
self.options = [
|
|
optparse.make_option("--origin", dest="origin"),
|
|
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"),
|
|
optparse.make_option("--export-labels", dest="exportLabels", action="store_true"),
|
|
optparse.make_option("--dry-run", "-n", dest="dry_run", action="store_true"),
|
|
optparse.make_option("--prepare-p4-only", dest="prepare_p4_only", action="store_true"),
|
|
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="append", type="int",
|
|
metavar="CHANGELIST",
|
|
help="update an existing shelved changelist, implies --shelve, "
|
|
"repeat in-order for multiple shelved changelists"),
|
|
optparse.make_option("--commit", dest="commit", metavar="COMMIT",
|
|
help="submit only the specified commit(s), one commit or xxx..xxx"),
|
|
optparse.make_option("--disable-rebase", dest="disable_rebase", action="store_true",
|
|
help="Disable rebase after submit is completed. Can be useful if you "
|
|
"work from a local git branch that is not master"),
|
|
optparse.make_option("--disable-p4sync", dest="disable_p4sync", action="store_true",
|
|
help="Skip Perforce sync of p4/master after submit or shelve"),
|
|
]
|
|
self.description = """Submit changes from git to the perforce depot.\n
|
|
The `p4-pre-submit` hook is executed if it exists and is executable.
|
|
The hook takes no parameters and nothing from standard input. Exiting with
|
|
non-zero status from this script prevents `git-p4 submit` from launching.
|
|
|
|
One usage scenario is to run unit tests in the hook."""
|
|
|
|
self.usage += " [name of git branch to submit into perforce depot]"
|
|
self.origin = ""
|
|
self.detectRenames = False
|
|
self.preserveUser = gitConfigBool("git-p4.preserveUser")
|
|
self.dry_run = False
|
|
self.shelve = False
|
|
self.update_shelve = list()
|
|
self.commit = ""
|
|
self.disable_rebase = gitConfigBool("git-p4.disableRebase")
|
|
self.disable_p4sync = gitConfigBool("git-p4.disableP4Sync")
|
|
self.prepare_p4_only = False
|
|
self.conflict_behavior = None
|
|
self.isWindows = (platform.system() == "Windows")
|
|
self.exportLabels = False
|
|
self.p4HasMoveCommand = p4_has_move_command()
|
|
self.branch = None
|
|
|
|
if gitConfig('git-p4.largeFileSystem'):
|
|
die("Large file system not supported for git-p4 submit command. Please remove it from config.")
|
|
|
|
def check(self):
|
|
if len(p4CmdList("opened ...")) > 0:
|
|
die("You have files opened with perforce! Close them before starting the sync.")
|
|
|
|
def separate_jobs_from_description(self, message):
|
|
"""Extract and return a possible Jobs field in the commit
|
|
message. It goes into a separate section in the p4 change
|
|
specification.
|
|
|
|
A jobs line starts with "Jobs:" and looks like a new field
|
|
in a form. Values are white-space separated on the same
|
|
line or on following lines that start with a tab.
|
|
|
|
This does not parse and extract the full git commit message
|
|
like a p4 form. It just sees the Jobs: line as a marker
|
|
to pass everything from then on directly into the p4 form,
|
|
but outside the description section.
|
|
|
|
Return a tuple (stripped log message, jobs string)."""
|
|
|
|
m = re.search(r'^Jobs:', message, re.MULTILINE)
|
|
if m is None:
|
|
return (message, None)
|
|
|
|
jobtext = message[m.start():]
|
|
stripped_message = message[:m.start()].rstrip()
|
|
return (stripped_message, jobtext)
|
|
|
|
def prepareLogMessage(self, template, message, jobs):
|
|
"""Edits the template returned from "p4 change -o" to insert
|
|
the message in the Description field, and the jobs text in
|
|
the Jobs field."""
|
|
result = ""
|
|
|
|
inDescriptionSection = False
|
|
|
|
for line in template.split("\n"):
|
|
if line.startswith("#"):
|
|
result += line + "\n"
|
|
continue
|
|
|
|
if inDescriptionSection:
|
|
if line.startswith("Files:") or line.startswith("Jobs:"):
|
|
inDescriptionSection = False
|
|
# insert Jobs section
|
|
if jobs:
|
|
result += jobs + "\n"
|
|
else:
|
|
continue
|
|
else:
|
|
if line.startswith("Description:"):
|
|
inDescriptionSection = True
|
|
line += "\n"
|
|
for messageLine in message.split("\n"):
|
|
line += "\t" + messageLine + "\n"
|
|
|
|
result += line + "\n"
|
|
|
|
return result
|
|
|
|
def patchRCSKeywords(self, file, pattern):
|
|
# Attempt to zap the RCS keywords in a p4 controlled file matching the given pattern
|
|
(handle, outFileName) = tempfile.mkstemp(dir='.')
|
|
try:
|
|
outFile = os.fdopen(handle, "w+")
|
|
inFile = open(file, "r")
|
|
regexp = re.compile(pattern, re.VERBOSE)
|
|
for line in inFile.readlines():
|
|
line = regexp.sub(r'$\1$', line)
|
|
outFile.write(line)
|
|
inFile.close()
|
|
outFile.close()
|
|
# Forcibly overwrite the original file
|
|
os.unlink(file)
|
|
shutil.move(outFileName, file)
|
|
except:
|
|
# cleanup our temporary file
|
|
os.unlink(outFileName)
|
|
print("Failed to strip RCS keywords in %s" % file)
|
|
raise
|
|
|
|
print("Patched up RCS keywords in %s" % file)
|
|
|
|
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", id])
|
|
gitEmail = gitEmail.strip()
|
|
if gitEmail not in self.emails:
|
|
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 gitConfigBool("git-p4.allowMissingP4Users"):
|
|
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 'Client' in r:
|
|
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 'change' in r:
|
|
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 'code' in r:
|
|
if r['code'] == 'error':
|
|
die("Could not modify user field of changelist %s to %s:%s" % (changelist, newUser, r['data']))
|
|
if 'data' in r:
|
|
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", self.depotPath])
|
|
for r in results:
|
|
if 'perm' in r:
|
|
if r['perm'] == 'admin':
|
|
return 1
|
|
if r['perm'] == 'super':
|
|
return 1
|
|
return 0
|
|
|
|
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.
|
|
|
|
Remove lines in the Files section that show changes to files
|
|
outside the depot path we're committing into."""
|
|
|
|
[upstream, settings] = findUpstreamBranchPoint()
|
|
|
|
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
|
|
change_entry = None
|
|
args = ['change', '-o']
|
|
if changelist:
|
|
args.append(str(changelist))
|
|
for entry in p4CmdList(args):
|
|
if 'code' not in entry:
|
|
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 'depot-paths' in settings:
|
|
if not [p for p in settings['depot-paths']
|
|
if p4PathStartsWith(value, p)]:
|
|
continue
|
|
else:
|
|
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 key not in change_entry:
|
|
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):
|
|
"""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 gitConfigBool("git-p4.skipSubmitEdit"):
|
|
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 "P4EDITOR" in os.environ and (os.environ.get("P4EDITOR") != ""):
|
|
editor = os.environ.get("P4EDITOR")
|
|
else:
|
|
editor = read_pipe("git var GIT_EDITOR").strip()
|
|
system(["sh", "-c", ('%s "$@"' % editor), 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 gitConfigBool("git-p4.skipSubmitEditCheck"):
|
|
return True
|
|
|
|
# modification time updated means user saved the file
|
|
if os.stat(template_file).st_mtime > mtime:
|
|
return True
|
|
|
|
response = prompt("Submit template unchanged. Submit anyway? [y]es, [n]o (skip this patch) ")
|
|
if response == 'y':
|
|
return True
|
|
if response == 'n':
|
|
return False
|
|
|
|
def get_diff_description(self, editedFiles, filesToAdd, symlinks):
|
|
# diff
|
|
if "P4DIFF" in os.environ:
|
|
del(os.environ["P4DIFF"])
|
|
diff = ""
|
|
for editedFile in editedFiles:
|
|
diff += p4_read_pipe(['diff', '-du',
|
|
wildcard_encode(editedFile)])
|
|
|
|
# new file diff
|
|
newdiff = ""
|
|
for newFile in filesToAdd:
|
|
newdiff += "==== new file ====\n"
|
|
newdiff += "--- /dev/null\n"
|
|
newdiff += "+++ %s\n" % newFile
|
|
|
|
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')
|
|
|
|
def applyCommit(self, id):
|
|
"""Apply one commit, return True if it succeeded."""
|
|
|
|
print("Applying", read_pipe(["git", "show", "-s",
|
|
"--format=format:%h %s", id]))
|
|
|
|
(p4User, gitEmail) = self.p4UserForCommit(id)
|
|
|
|
diff = read_pipe_lines("git diff-tree -r %s \"%s^\" \"%s\"" % (self.diffOpts, id, id))
|
|
filesToAdd = set()
|
|
filesToChangeType = set()
|
|
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']):
|
|
filesToChangeExecBit[path] = diff['dst_mode']
|
|
editedFiles.add(path)
|
|
elif modifier == "A":
|
|
filesToAdd.add(path)
|
|
filesToChangeExecBit[path] = diff['dst_mode']
|
|
if path in filesToDelete:
|
|
filesToDelete.remove(path)
|
|
|
|
dst_mode = int(diff['dst_mode'], 8)
|
|
if dst_mode == 0o120000:
|
|
symlinks.add(path)
|
|
|
|
elif modifier == "D":
|
|
filesToDelete.add(path)
|
|
if path in filesToAdd:
|
|
filesToAdd.remove(path)
|
|
elif modifier == "C":
|
|
src, dest = diff['src'], diff['dst']
|
|
all_files.append(dest)
|
|
p4_integrate(src, dest)
|
|
pureRenameCopy.add(dest)
|
|
if diff['src_sha1'] != diff['dst_sha1']:
|
|
p4_edit(dest)
|
|
pureRenameCopy.discard(dest)
|
|
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
|
|
p4_edit(dest)
|
|
pureRenameCopy.discard(dest)
|
|
filesToChangeExecBit[dest] = diff['dst_mode']
|
|
if self.isWindows:
|
|
# turn off read-only attribute
|
|
os.chmod(dest, stat.S_IWRITE)
|
|
os.unlink(dest)
|
|
editedFiles.add(dest)
|
|
elif modifier == "R":
|
|
src, dest = diff['src'], diff['dst']
|
|
all_files.append(dest)
|
|
if self.p4HasMoveCommand:
|
|
p4_edit(src) # src must be open before move
|
|
p4_move(src, dest) # opens for (move/delete, move/add)
|
|
else:
|
|
p4_integrate(src, dest)
|
|
if diff['src_sha1'] != diff['dst_sha1']:
|
|
p4_edit(dest)
|
|
else:
|
|
pureRenameCopy.add(dest)
|
|
if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
|
|
if not self.p4HasMoveCommand:
|
|
p4_edit(dest) # with move: already open, writable
|
|
filesToChangeExecBit[dest] = diff['dst_mode']
|
|
if not self.p4HasMoveCommand:
|
|
if self.isWindows:
|
|
os.chmod(dest, stat.S_IWRITE)
|
|
os.unlink(dest)
|
|
filesToDelete.add(src)
|
|
editedFiles.add(dest)
|
|
elif modifier == "T":
|
|
filesToChangeType.add(path)
|
|
else:
|
|
die("unknown modifier %s for %s" % (modifier, path))
|
|
|
|
diffcmd = "git diff-tree --full-index -p \"%s\"" % (id)
|
|
patchcmd = diffcmd + " | git apply "
|
|
tryPatchCmd = patchcmd + "--check -"
|
|
applyPatchCmd = patchcmd + "--check --apply -"
|
|
patch_succeeded = True
|
|
|
|
if os.system(tryPatchCmd) != 0:
|
|
fixed_rcs_keywords = False
|
|
patch_succeeded = False
|
|
print("Unfortunately applying the change failed!")
|
|
|
|
# Patch failed, maybe it's just RCS keyword woes. Look through
|
|
# the patch to see if that's possible.
|
|
if gitConfigBool("git-p4.attemptRCSCleanup"):
|
|
file = None
|
|
pattern = None
|
|
kwfiles = {}
|
|
for file in editedFiles | filesToDelete:
|
|
# did this file's delta contain RCS keywords?
|
|
pattern = p4_keywords_regexp_for_file(file)
|
|
|
|
if pattern:
|
|
# this file is a possibility...look for RCS keywords.
|
|
regexp = re.compile(pattern, re.VERBOSE)
|
|
for line in read_pipe_lines(["git", "diff", "%s^..%s" % (id, id), file]):
|
|
if regexp.search(line):
|
|
if verbose:
|
|
print("got keyword match on %s in %s in %s" % (pattern, line, file))
|
|
kwfiles[file] = pattern
|
|
break
|
|
|
|
for file in kwfiles:
|
|
if verbose:
|
|
print("zapping %s with %s" % (line,pattern))
|
|
# File is being deleted, so not open in p4. Must
|
|
# disable the read-only bit on windows.
|
|
if self.isWindows and file not in editedFiles:
|
|
os.chmod(file, stat.S_IWRITE)
|
|
self.patchRCSKeywords(file, kwfiles[file])
|
|
fixed_rcs_keywords = True
|
|
|
|
if fixed_rcs_keywords:
|
|
print("Retrying the patch with RCS keywords cleaned up")
|
|
if os.system(tryPatchCmd) == 0:
|
|
patch_succeeded = True
|
|
|
|
if not patch_succeeded:
|
|
for f in editedFiles:
|
|
p4_revert(f)
|
|
return False
|
|
|
|
#
|
|
# Apply the patch for real, and do add/delete/+x handling.
|
|
#
|
|
system(applyPatchCmd)
|
|
|
|
for f in filesToChangeType:
|
|
p4_edit(f, "-t", "auto")
|
|
for f in filesToAdd:
|
|
p4_add(f)
|
|
for f in filesToDelete:
|
|
p4_revert(f)
|
|
p4_delete(f)
|
|
|
|
# Set/clear executable bits
|
|
for f in filesToChangeExecBit.keys():
|
|
mode = filesToChangeExecBit[f]
|
|
setP4ExecBit(f, mode)
|
|
|
|
update_shelve = 0
|
|
if len(self.update_shelve) > 0:
|
|
update_shelve = self.update_shelve.pop(0)
|
|
p4_reopen_in_change(update_shelve, all_files)
|
|
|
|
#
|
|
# Build p4 change description, starting with the contents
|
|
# of the git commit message.
|
|
#
|
|
logMessage = extractLogMessageFromGitCommit(id)
|
|
logMessage = logMessage.strip()
|
|
(logMessage, jobs) = self.separate_jobs_from_description(logMessage)
|
|
|
|
template = self.prepareSubmitTemplate(update_shelve)
|
|
submitTemplate = self.prepareLogMessage(template, logMessage, jobs)
|
|
|
|
if self.preserveUser:
|
|
submitTemplate += "\n######## Actual user %s, modified after commit\n" % p4User
|
|
|
|
if self.checkAuthorship and not self.p4UserIsMe(p4User):
|
|
submitTemplate += "######## git author %s does not match your p4 account.\n" % gitEmail
|
|
submitTemplate += "######## Use option --preserve-user to modify authorship.\n"
|
|
submitTemplate += "######## Variable git-p4.skipUserNameCheck hides this message.\n"
|
|
|
|
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, symlinks)
|
|
|
|
(handle, fileName) = tempfile.mkstemp()
|
|
tmpFile = os.fdopen(handle, "w+b")
|
|
if self.isWindows:
|
|
submitTemplate = submitTemplate.replace("\n", "\r\n")
|
|
tmpFile.write(submitTemplate)
|
|
tmpFile.close()
|
|
|
|
if self.prepare_p4_only:
|
|
#
|
|
# Leave the p4 tree prepared, and the submit template around
|
|
# and let the user decide what to do next
|
|
#
|
|
print()
|
|
print("P4 workspace prepared for submission.")
|
|
print("To submit or revert, go to client workspace")
|
|
print(" " + self.clientPath)
|
|
print()
|
|
print("To submit, use \"p4 submit\" to write a new description,")
|
|
print("or \"p4 submit -i <%s\" to use the one prepared by" \
|
|
" \"git p4\"." % fileName)
|
|
print("You can delete the file \"%s\" when finished." % fileName)
|
|
|
|
if self.preserveUser and p4User and not self.p4UserIsMe(p4User):
|
|
print("To preserve change ownership by user %s, you must\n" \
|
|
"do \"p4 change -f <change>\" after submitting and\n" \
|
|
"edit the User field.")
|
|
if pureRenameCopy:
|
|
print("After submitting, renamed files must be re-synced.")
|
|
print("Invoke \"p4 sync -f\" on each of these files:")
|
|
for f in pureRenameCopy:
|
|
print(" " + f)
|
|
|
|
print()
|
|
print("To revert the changes, use \"p4 revert ...\", and delete")
|
|
print("the submit template file \"%s\"" % fileName)
|
|
if filesToAdd:
|
|
print("Since the commit adds new files, they must be deleted:")
|
|
for f in filesToAdd:
|
|
print(" " + f)
|
|
print()
|
|
return True
|
|
|
|
#
|
|
# Let the user edit the change description, then submit it.
|
|
#
|
|
submitted = False
|
|
|
|
try:
|
|
if self.edit_template(fileName):
|
|
# read the edited message and submit
|
|
tmpFile = open(fileName, "rb")
|
|
message = tmpFile.read()
|
|
tmpFile.close()
|
|
if self.isWindows:
|
|
message = message.replace("\r\n", "\n")
|
|
submitTemplate = message[:message.index(separatorLine)]
|
|
|
|
if 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:
|
|
# 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)
|
|
|
|
submitted = True
|
|
|
|
finally:
|
|
# skip this patch
|
|
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)
|
|
|
|
os.remove(fileName)
|
|
return submitted
|
|
|
|
# Export git tags as p4 labels. Create a p4 label and then tag
|
|
# with that.
|
|
def exportGitTags(self, gitTags):
|
|
validLabelRegexp = gitConfig("git-p4.labelExportRegexp")
|
|
if len(validLabelRegexp) == 0:
|
|
validLabelRegexp = defaultLabelRegexp
|
|
m = re.compile(validLabelRegexp)
|
|
|
|
for name in gitTags:
|
|
|
|
if not m.match(name):
|
|
if verbose:
|
|
print("tag %s does not match regexp %s" % (name, validLabelRegexp))
|
|
continue
|
|
|
|
# Get the p4 commit this corresponds to
|
|
logMessage = extractLogMessageFromGitCommit(name)
|
|
values = extractSettingsGitLog(logMessage)
|
|
|
|
if 'change' not in values:
|
|
# a tag pointing to something not sent to p4; ignore
|
|
if verbose:
|
|
print("git tag %s does not give a p4 commit" % name)
|
|
continue
|
|
else:
|
|
changelist = values['change']
|
|
|
|
# Get the tag details.
|
|
inHeader = True
|
|
isAnnotated = False
|
|
body = []
|
|
for l in read_pipe_lines(["git", "cat-file", "-p", name]):
|
|
l = l.strip()
|
|
if inHeader:
|
|
if re.match(r'tag\s+', l):
|
|
isAnnotated = True
|
|
elif re.match(r'\s*$', l):
|
|
inHeader = False
|
|
continue
|
|
else:
|
|
body.append(l)
|
|
|
|
if not isAnnotated:
|
|
body = ["lightweight tag imported by git p4\n"]
|
|
|
|
# Create the label - use the same view as the client spec we are using
|
|
clientSpec = getClientSpec()
|
|
|
|
labelTemplate = "Label: %s\n" % name
|
|
labelTemplate += "Description:\n"
|
|
for b in body:
|
|
labelTemplate += "\t" + b + "\n"
|
|
labelTemplate += "View:\n"
|
|
for depot_side in clientSpec.mappings:
|
|
labelTemplate += "\t%s\n" % depot_side
|
|
|
|
if self.dry_run:
|
|
print("Would create p4 label %s for tag" % name)
|
|
elif self.prepare_p4_only:
|
|
print("Not creating p4 label %s for tag due to option" \
|
|
" --prepare-p4-only" % name)
|
|
else:
|
|
p4_write_pipe(["label", "-i"], labelTemplate)
|
|
|
|
# Use the label
|
|
p4_system(["tag", "-l", name] +
|
|
["%s@%s" % (depot_side, changelist) for depot_side in clientSpec.mappings])
|
|
|
|
if verbose:
|
|
print("created p4 label for tag %s" % name)
|
|
|
|
def run(self, args):
|
|
if len(args) == 0:
|
|
self.master = currentGitBranch()
|
|
elif len(args) == 1:
|
|
self.master = args[0]
|
|
if not branchExists(self.master):
|
|
die("Branch %s does not exist" % self.master)
|
|
else:
|
|
return False
|
|
|
|
for i in self.update_shelve:
|
|
if i <= 0:
|
|
sys.exit("invalid changelist %d" % i)
|
|
|
|
if self.master:
|
|
allowSubmit = gitConfig("git-p4.allowSubmit")
|
|
if len(allowSubmit) > 0 and not self.master in allowSubmit.split(","):
|
|
die("%s is not in git-p4.allowSubmit" % self.master)
|
|
|
|
[upstream, settings] = findUpstreamBranchPoint()
|
|
self.depotPath = settings['depot-paths'][0]
|
|
if len(self.origin) == 0:
|
|
self.origin = upstream
|
|
|
|
if len(self.update_shelve) > 0:
|
|
self.shelve = True
|
|
|
|
if self.preserveUser:
|
|
if not self.canChangeChangelists():
|
|
die("Cannot preserve user names without p4 super-user or admin permissions")
|
|
|
|
# if not set from the command line, try the config file
|
|
if self.conflict_behavior is None:
|
|
val = gitConfig("git-p4.conflict")
|
|
if val:
|
|
if val not in self.conflict_behavior_choices:
|
|
die("Invalid value '%s' for config git-p4.conflict" % val)
|
|
else:
|
|
val = "ask"
|
|
self.conflict_behavior = val
|
|
|
|
if self.verbose:
|
|
print("Origin branch is " + self.origin)
|
|
|
|
if len(self.depotPath) == 0:
|
|
print("Internal error: cannot locate perforce depot path from existing branches")
|
|
sys.exit(128)
|
|
|
|
self.useClientSpec = False
|
|
if gitConfigBool("git-p4.useclientspec"):
|
|
self.useClientSpec = True
|
|
if self.useClientSpec:
|
|
self.clientSpecDirs = getClientSpec()
|
|
|
|
# Check for the existence of P4 branches
|
|
branchesDetected = (len(p4BranchesInGit().keys()) > 1)
|
|
|
|
if self.useClientSpec and not branchesDetected:
|
|
# all files are relative to the client spec
|
|
self.clientPath = getClientRoot()
|
|
else:
|
|
self.clientPath = p4Where(self.depotPath)
|
|
|
|
if self.clientPath == "":
|
|
die("Error: Cannot locate perforce checkout of %s in client view" % self.depotPath)
|
|
|
|
print("Perforce checkout for depot path %s located at %s" % (self.depotPath, self.clientPath))
|
|
self.oldWorkingDirectory = os.getcwd()
|
|
|
|
# ensure the clientPath exists
|
|
new_client_dir = False
|
|
if not os.path.exists(self.clientPath):
|
|
new_client_dir = True
|
|
os.makedirs(self.clientPath)
|
|
|
|
chdir(self.clientPath, is_client_path=True)
|
|
if self.dry_run:
|
|
print("Would synchronize p4 checkout in %s" % self.clientPath)
|
|
else:
|
|
print("Synchronizing p4 checkout...")
|
|
if new_client_dir:
|
|
# old one was destroyed, and maybe nobody told p4
|
|
p4_sync("...", "-f")
|
|
else:
|
|
p4_sync("...")
|
|
self.check()
|
|
|
|
commits = []
|
|
if self.master:
|
|
committish = self.master
|
|
else:
|
|
committish = 'HEAD'
|
|
|
|
if self.commit != "":
|
|
if self.commit.find("..") != -1:
|
|
limits_ish = self.commit.split("..")
|
|
for line in read_pipe_lines(["git", "rev-list", "--no-merges", "%s..%s" % (limits_ish[0], limits_ish[1])]):
|
|
commits.append(line.strip())
|
|
commits.reverse()
|
|
else:
|
|
commits.append(self.commit)
|
|
else:
|
|
for line in read_pipe_lines(["git", "rev-list", "--no-merges", "%s..%s" % (self.origin, committish)]):
|
|
commits.append(line.strip())
|
|
commits.reverse()
|
|
|
|
if self.preserveUser or gitConfigBool("git-p4.skipUserNameCheck"):
|
|
self.checkAuthorship = False
|
|
else:
|
|
self.checkAuthorship = True
|
|
|
|
if self.preserveUser:
|
|
self.checkValidP4Users(commits)
|
|
|
|
#
|
|
# Build up a set of options to be passed to diff when
|
|
# submitting each commit to p4.
|
|
#
|
|
if self.detectRenames:
|
|
# command-line -M arg
|
|
self.diffOpts = "-M"
|
|
else:
|
|
# If not explicitly set check the config variable
|
|
detectRenames = gitConfig("git-p4.detectRenames")
|
|
|
|
if detectRenames.lower() == "false" or detectRenames == "":
|
|
self.diffOpts = ""
|
|
elif detectRenames.lower() == "true":
|
|
self.diffOpts = "-M"
|
|
else:
|
|
self.diffOpts = "-M%s" % detectRenames
|
|
|
|
# no command-line arg for -C or --find-copies-harder, just
|
|
# config variables
|
|
detectCopies = gitConfig("git-p4.detectCopies")
|
|
if detectCopies.lower() == "false" or detectCopies == "":
|
|
pass
|
|
elif detectCopies.lower() == "true":
|
|
self.diffOpts += " -C"
|
|
else:
|
|
self.diffOpts += " -C%s" % detectCopies
|
|
|
|
if gitConfigBool("git-p4.detectCopiesHarder"):
|
|
self.diffOpts += " --find-copies-harder"
|
|
|
|
num_shelves = len(self.update_shelve)
|
|
if num_shelves > 0 and num_shelves != len(commits):
|
|
sys.exit("number of commits (%d) must match number of shelved changelist (%d)" %
|
|
(len(commits), num_shelves))
|
|
|
|
hooks_path = gitConfig("core.hooksPath")
|
|
if len(hooks_path) <= 0:
|
|
hooks_path = os.path.join(os.environ.get("GIT_DIR", ".git"), "hooks")
|
|
|
|
hook_file = os.path.join(hooks_path, "p4-pre-submit")
|
|
if os.path.isfile(hook_file) and os.access(hook_file, os.X_OK) and subprocess.call([hook_file]) != 0:
|
|
sys.exit(1)
|
|
|
|
#
|
|
# Apply the commits, one at a time. On failure, ask if should
|
|
# continue to try the rest of the patches, or quit.
|
|
#
|
|
if self.dry_run:
|
|
print("Would apply")
|
|
applied = []
|
|
last = len(commits) - 1
|
|
for i, commit in enumerate(commits):
|
|
if self.dry_run:
|
|
print(" ", read_pipe(["git", "show", "-s",
|
|
"--format=format:%h %s", commit]))
|
|
ok = True
|
|
else:
|
|
ok = self.applyCommit(commit)
|
|
if ok:
|
|
applied.append(commit)
|
|
else:
|
|
if self.prepare_p4_only and i < last:
|
|
print("Processing only the first commit due to option" \
|
|
" --prepare-p4-only")
|
|
break
|
|
if i < last:
|
|
# prompt for what to do, or use the option/variable
|
|
if self.conflict_behavior == "ask":
|
|
print("What do you want to do?")
|
|
response = prompt("[s]kip this commit but apply the rest, or [q]uit? ")
|
|
elif self.conflict_behavior == "skip":
|
|
response = "s"
|
|
elif self.conflict_behavior == "quit":
|
|
response = "q"
|
|
else:
|
|
die("Unknown conflict_behavior '%s'" %
|
|
self.conflict_behavior)
|
|
|
|
if response == "s":
|
|
print("Skipping this commit, but applying the rest")
|
|
if response == "q":
|
|
print("Quitting")
|
|
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 {0}!".format(shelved_applied))
|
|
|
|
sync = P4Sync()
|
|
if self.branch:
|
|
sync.branch = self.branch
|
|
if self.disable_p4sync:
|
|
sync.sync_origin_only()
|
|
else:
|
|
sync.run([])
|
|
|
|
if not self.disable_rebase:
|
|
rebase = P4Rebase()
|
|
rebase.rebase()
|
|
|
|
else:
|
|
if len(applied) == 0:
|
|
print("No commits {0}.".format(shelved_applied))
|
|
else:
|
|
print("{0} only the commits marked with '*':".format(shelved_applied.capitalize()))
|
|
for c in commits:
|
|
if c in applied:
|
|
star = "*"
|
|
else:
|
|
star = " "
|
|
print(star, read_pipe(["git", "show", "-s",
|
|
"--format=format:%h %s", c]))
|
|
print("You will have to do 'git p4 sync' and rebase.")
|
|
|
|
if gitConfigBool("git-p4.exportLabels"):
|
|
self.exportLabels = True
|
|
|
|
if self.exportLabels:
|
|
p4Labels = getP4Labels(self.depotPath)
|
|
gitTags = getGitTags()
|
|
|
|
missingGitTags = gitTags - p4Labels
|
|
self.exportGitTags(missingGitTags)
|
|
|
|
# exit with error unless everything applied perfectly
|
|
if len(commits) != len(applied):
|
|
sys.exit(1)
|
|
|
|
return True
|
|
|
|
class View(object):
|
|
"""Represent a p4 view ("p4 help views"), and map files in a
|
|
repo according to the view."""
|
|
|
|
def __init__(self, client_name):
|
|
self.mappings = []
|
|
self.client_prefix = "//%s/" % client_name
|
|
# cache results of "p4 where" to lookup client file locations
|
|
self.client_spec_path_cache = {}
|
|
|
|
def append(self, view_line):
|
|
"""Parse a view line, splitting it into depot and client
|
|
sides. Append to self.mappings, preserving order. This
|
|
is only needed for tag creation."""
|
|
|
|
# Split the view line into exactly two words. P4 enforces
|
|
# structure on these lines that simplifies this quite a bit.
|
|
#
|
|
# Either or both words may be double-quoted.
|
|
# Single quotes do not matter.
|
|
# Double-quote marks cannot occur inside the words.
|
|
# A + or - prefix is also inside the quotes.
|
|
# There are no quotes unless they contain a space.
|
|
# The line is already white-space stripped.
|
|
# The two words are separated by a single space.
|
|
#
|
|
if view_line[0] == '"':
|
|
# First word is double quoted. Find its end.
|
|
close_quote_index = view_line.find('"', 1)
|
|
if close_quote_index <= 0:
|
|
die("No first-word closing quote found: %s" % view_line)
|
|
depot_side = view_line[1:close_quote_index]
|
|
# skip closing quote and space
|
|
rhs_index = close_quote_index + 1 + 1
|
|
else:
|
|
space_index = view_line.find(" ")
|
|
if space_index <= 0:
|
|
die("No word-splitting space found: %s" % view_line)
|
|
depot_side = view_line[0:space_index]
|
|
rhs_index = space_index + 1
|
|
|
|
# prefix + means overlay on previous mapping
|
|
if depot_side.startswith("+"):
|
|
depot_side = depot_side[1:]
|
|
|
|
# prefix - means exclude this path, leave out of mappings
|
|
exclude = False
|
|
if depot_side.startswith("-"):
|
|
exclude = True
|
|
depot_side = depot_side[1:]
|
|
|
|
if not exclude:
|
|
self.mappings.append(depot_side)
|
|
|
|
def convert_client_path(self, clientFile):
|
|
# chop off //client/ part to make it relative
|
|
if not clientFile.startswith(self.client_prefix):
|
|
die("No prefix '%s' on clientFile '%s'" %
|
|
(self.client_prefix, clientFile))
|
|
return clientFile[len(self.client_prefix):]
|
|
|
|
def update_client_spec_path_cache(self, files):
|
|
""" Caching file paths by "p4 where" batch query """
|
|
|
|
# List depot file paths exclude that already cached
|
|
fileArgs = [f['path'] for f in files if f['path'] not in self.client_spec_path_cache]
|
|
|
|
if len(fileArgs) == 0:
|
|
return # All files in cache
|
|
|
|
where_result = p4CmdList(["-x", "-", "where"], stdin=fileArgs)
|
|
for res in where_result:
|
|
if "code" in res and res["code"] == "error":
|
|
# assume error is "... file(s) not in client view"
|
|
continue
|
|
if "clientFile" not in res:
|
|
die("No clientFile in 'p4 where' output")
|
|
if "unmap" in res:
|
|
# it will list all of them, but only one not unmap-ped
|
|
continue
|
|
if gitConfigBool("core.ignorecase"):
|
|
res['depotFile'] = res['depotFile'].lower()
|
|
self.client_spec_path_cache[res['depotFile']] = self.convert_client_path(res["clientFile"])
|
|
|
|
# not found files or unmap files set to ""
|
|
for depotFile in fileArgs:
|
|
if gitConfigBool("core.ignorecase"):
|
|
depotFile = depotFile.lower()
|
|
if depotFile not in self.client_spec_path_cache:
|
|
self.client_spec_path_cache[depotFile] = ""
|
|
|
|
def map_in_client(self, depot_path):
|
|
"""Return the relative location in the client where this
|
|
depot file should live. Returns "" if the file should
|
|
not be mapped in the client."""
|
|
|
|
if gitConfigBool("core.ignorecase"):
|
|
depot_path = depot_path.lower()
|
|
|
|
if depot_path in self.client_spec_path_cache:
|
|
return self.client_spec_path_cache[depot_path]
|
|
|
|
die( "Error: %s is not found in client spec path" % depot_path )
|
|
return ""
|
|
|
|
def cloneExcludeCallback(option, opt_str, value, parser):
|
|
# prepend "/" because the first "/" was consumed as part of the option itself.
|
|
# ("-//depot/A/..." becomes "/depot/A/..." after option parsing)
|
|
parser.values.cloneExclude += ["/" + re.sub(r"\.\.\.$", "", value)]
|
|
|
|
class P4Sync(Command, P4UserMap):
|
|
|
|
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"),
|
|
optparse.make_option("--changesfile", dest="changesFile"),
|
|
optparse.make_option("--silent", dest="silent", action="store_true"),
|
|
optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"),
|
|
optparse.make_option("--import-labels", dest="importLabels", action="store_true"),
|
|
optparse.make_option("--import-local", dest="importIntoRemotes", action="store_false",
|
|
help="Import into refs/heads/ , not refs/remotes"),
|
|
optparse.make_option("--max-changes", dest="maxChanges",
|
|
help="Maximum number of changes to import"),
|
|
optparse.make_option("--changes-block-size", dest="changes_block_size", type="int",
|
|
help="Internal block size to use when iteratively calling p4 changes"),
|
|
optparse.make_option("--keep-path", dest="keepRepoPath", action='store_true',
|
|
help="Keep entire BRANCH/DIR/SUBDIR prefix during import"),
|
|
optparse.make_option("--use-client-spec", dest="useClientSpec", action='store_true',
|
|
help="Only sync files that are included in the Perforce Client Spec"),
|
|
optparse.make_option("-/", dest="cloneExclude",
|
|
action="callback", callback=cloneExcludeCallback, type="string",
|
|
help="exclude depot path"),
|
|
]
|
|
self.description = """Imports from Perforce into a git repository.\n
|
|
example:
|
|
//depot/my/project/ -- to import the current head
|
|
//depot/my/project/@all -- to import everything
|
|
//depot/my/project/@1,6 -- to import only from revision 1 to 6
|
|
|
|
(a ... is not needed in the path p4 specification, it's added implicitly)"""
|
|
|
|
self.usage += " //depot/path[@revRange]"
|
|
self.silent = False
|
|
self.createdBranches = set()
|
|
self.committedChanges = set()
|
|
self.branch = ""
|
|
self.detectBranches = False
|
|
self.detectLabels = False
|
|
self.importLabels = False
|
|
self.changesFile = ""
|
|
self.syncWithOrigin = True
|
|
self.importIntoRemotes = True
|
|
self.maxChanges = ""
|
|
self.changes_block_size = None
|
|
self.keepRepoPath = False
|
|
self.depotPaths = None
|
|
self.p4BranchesInGit = []
|
|
self.cloneExclude = []
|
|
self.useClientSpec = False
|
|
self.useClientSpec_from_options = False
|
|
self.clientSpecDirs = None
|
|
self.tempBranches = []
|
|
self.tempBranchLocation = "refs/git-p4-tmp"
|
|
self.largeFileSystem = None
|
|
self.suppress_meta_comment = False
|
|
|
|
if gitConfig('git-p4.largeFileSystem'):
|
|
largeFileSystemConstructor = globals()[gitConfig('git-p4.largeFileSystem')]
|
|
self.largeFileSystem = largeFileSystemConstructor(
|
|
lambda git_mode, relPath, contents: self.writeToGitStream(git_mode, relPath, contents)
|
|
)
|
|
|
|
if gitConfig("git-p4.syncFromOrigin") == "false":
|
|
self.syncWithOrigin = False
|
|
|
|
self.depotPaths = []
|
|
self.changeRange = ""
|
|
self.previousDepotPaths = []
|
|
self.hasOrigin = False
|
|
|
|
# map from branch depot path to parent branch
|
|
self.knownBranches = {}
|
|
self.initialParents = {}
|
|
|
|
self.tz = "%+03d%02d" % (- time.timezone / 3600, ((- time.timezone % 3600) / 60))
|
|
self.labels = {}
|
|
|
|
# Force a checkpoint in fast-import and wait for it to finish
|
|
def checkpoint(self):
|
|
self.gitStream.write("checkpoint\n\n")
|
|
self.gitStream.write("progress checkpoint\n\n")
|
|
out = self.gitOutput.readline()
|
|
if self.verbose:
|
|
print("checkpoint finished: " + out)
|
|
|
|
def isPathWanted(self, path):
|
|
for p in self.cloneExclude:
|
|
if p.endswith("/"):
|
|
if p4PathStartsWith(path, p):
|
|
return False
|
|
# "-//depot/file1" without a trailing "/" should only exclude "file1", but not "file111" or "file1_dir/file2"
|
|
elif path.lower() == p.lower():
|
|
return False
|
|
for p in self.depotPaths:
|
|
if p4PathStartsWith(path, p):
|
|
return True
|
|
return False
|
|
|
|
def extractFilesFromCommit(self, commit, shelved=False, shelved_cl = 0):
|
|
files = []
|
|
fnum = 0
|
|
while "depotFile%s" % fnum in commit:
|
|
path = commit["depotFile%s" % fnum]
|
|
found = self.isPathWanted(path)
|
|
if not found:
|
|
fnum = fnum + 1
|
|
continue
|
|
|
|
file = {}
|
|
file["path"] = path
|
|
file["rev"] = commit["rev%s" % fnum]
|
|
file["action"] = commit["action%s" % fnum]
|
|
file["type"] = commit["type%s" % fnum]
|
|
if shelved:
|
|
file["shelved_cl"] = int(shelved_cl)
|
|
files.append(file)
|
|
fnum = fnum + 1
|
|
return files
|
|
|
|
def extractJobsFromCommit(self, commit):
|
|
jobs = []
|
|
jnum = 0
|
|
while "job%s" % jnum in commit:
|
|
job = commit["job%s" % jnum]
|
|
jobs.append(job)
|
|
jnum = jnum + 1
|
|
return jobs
|
|
|
|
def stripRepoPath(self, path, prefixes):
|
|
"""When streaming files, this is called to map a p4 depot path
|
|
to where it should go in git. The prefixes are either
|
|
self.depotPaths, or self.branchPrefixes in the case of
|
|
branch detection."""
|
|
|
|
if self.useClientSpec:
|
|
# branch detection moves files up a level (the branch name)
|
|
# from what client spec interpretation gives
|
|
path = self.clientSpecDirs.map_in_client(path)
|
|
if self.detectBranches:
|
|
for b in self.knownBranches:
|
|
if p4PathStartsWith(path, b + "/"):
|
|
path = path[len(b)+1:]
|
|
|
|
elif self.keepRepoPath:
|
|
# Preserve everything in relative path name except leading
|
|
# //depot/; just look at first prefix as they all should
|
|
# be in the same depot.
|
|
depot = re.sub("^(//[^/]+/).*", r'\1', prefixes[0])
|
|
if p4PathStartsWith(path, depot):
|
|
path = path[len(depot):]
|
|
|
|
else:
|
|
for p in prefixes:
|
|
if p4PathStartsWith(path, p):
|
|
path = path[len(p):]
|
|
break
|
|
|
|
path = wildcard_decode(path)
|
|
return path
|
|
|
|
def splitFilesIntoBranches(self, commit):
|
|
"""Look at each depotFile in the commit to figure out to what
|
|
branch it belongs."""
|
|
|
|
if self.clientSpecDirs:
|
|
files = self.extractFilesFromCommit(commit)
|
|
self.clientSpecDirs.update_client_spec_path_cache(files)
|
|
|
|
branches = {}
|
|
fnum = 0
|
|
while "depotFile%s" % fnum in commit:
|
|
path = commit["depotFile%s" % fnum]
|
|
found = self.isPathWanted(path)
|
|
if not found:
|
|
fnum = fnum + 1
|
|
continue
|
|
|
|
file = {}
|
|
file["path"] = path
|
|
file["rev"] = commit["rev%s" % fnum]
|
|
file["action"] = commit["action%s" % fnum]
|
|
file["type"] = commit["type%s" % fnum]
|
|
fnum = fnum + 1
|
|
|
|
# start with the full relative path where this file would
|
|
# go in a p4 client
|
|
if self.useClientSpec:
|
|
relPath = self.clientSpecDirs.map_in_client(path)
|
|
else:
|
|
relPath = self.stripRepoPath(path, self.depotPaths)
|
|
|
|
for branch in self.knownBranches.keys():
|
|
# add a trailing slash so that a commit into qt/4.2foo
|
|
# doesn't end up in qt/4.2, e.g.
|
|
if p4PathStartsWith(relPath, branch + "/"):
|
|
if branch not in branches:
|
|
branches[branch] = []
|
|
branches[branch].append(file)
|
|
break
|
|
|
|
return branches
|
|
|
|
def writeToGitStream(self, gitMode, relPath, contents):
|
|
self.gitStream.write('M %s inline %s\n' % (gitMode, relPath))
|
|
self.gitStream.write('data %d\n' % sum(len(d) for d in contents))
|
|
for d in contents:
|
|
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:
|
|
if 'fileSize' in self.stream_file:
|
|
size = int(self.stream_file['fileSize'])
|
|
else:
|
|
size = 0 # deleted files don't get a fileSize apparently
|
|
sys.stdout.write('\r%s --> %s (%i MB)\n' % (file['depotFile'], relPath, size/1024/1024))
|
|
sys.stdout.flush()
|
|
|
|
(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 sometimes contains "target\n";
|
|
# if it does, remove the newline
|
|
data = ''.join(contents)
|
|
if not data:
|
|
# Some version of p4 allowed creating a symlink that pointed
|
|
# to nothing. This causes p4 errors when checking out such
|
|
# a change, and errors here too. Work around it by ignoring
|
|
# the bad symlink; hopefully a future change fixes it.
|
|
print("\nIgnoring empty symlink in %s" % file['depotFile'])
|
|
return
|
|
elif data[-1] == '\n':
|
|
contents = [data[:-1]]
|
|
else:
|
|
contents = [data]
|
|
|
|
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.
|
|
#
|
|
# On windows, the newlines will always be mangled by print, so put
|
|
# them back too. This is not needed to the cygwin windows version,
|
|
# just the native "NT" type.
|
|
#
|
|
try:
|
|
text = p4_read_pipe(['print', '-q', '-o', '-', '%s@%s' % (file['depotFile'], file['change'])])
|
|
except Exception as e:
|
|
if 'Translation of file content failed' in str(e):
|
|
type_base = 'binary'
|
|
else:
|
|
raise e
|
|
else:
|
|
if p4_version_string().find('/NT') >= 0:
|
|
text = text.replace('\r\n', '\n')
|
|
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
|
|
|
|
# Note that we do not try to de-mangle keywords on utf16 files,
|
|
# even though in theory somebody may want that.
|
|
pattern = p4_keywords_regexp_for_type(type_base, type_mods)
|
|
if pattern:
|
|
regexp = re.compile(pattern, re.VERBOSE)
|
|
text = ''.join(contents)
|
|
text = regexp.sub(r'$\1$', text)
|
|
contents = [ text ]
|
|
|
|
if self.largeFileSystem:
|
|
(git_mode, contents) = self.largeFileSystem.processContent(git_mode, relPath, contents)
|
|
|
|
self.writeToGitStream(git_mode, relPath, contents)
|
|
|
|
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()
|
|
self.gitStream.write("D %s\n" % relPath)
|
|
|
|
if self.largeFileSystem and self.largeFileSystem.isLargeFile(relPath):
|
|
self.largeFileSystem.removeLargeFile(relPath)
|
|
|
|
# handle another chunk of streaming data
|
|
def streamP4FilesCb(self, marshalled):
|
|
|
|
# catch p4 errors and complain
|
|
err = None
|
|
if "code" in marshalled:
|
|
if marshalled["code"] == "error":
|
|
if "data" in marshalled:
|
|
err = marshalled["data"].rstrip()
|
|
|
|
if not err and 'fileSize' in self.stream_file:
|
|
required_bytes = int((4 * int(self.stream_file["fileSize"])) - calcDiskFree())
|
|
if required_bytes > 0:
|
|
err = 'Not enough space left on %s! Free at least %i MB.' % (
|
|
os.getcwd(), required_bytes/1024/1024
|
|
)
|
|
|
|
if err:
|
|
f = None
|
|
if self.stream_have_file_info:
|
|
if "depotFile" in self.stream_file:
|
|
f = self.stream_file["depotFile"]
|
|
# force a failure in fast-import, else an empty
|
|
# commit will be made
|
|
self.gitStream.write("\n")
|
|
self.gitStream.write("die-now\n")
|
|
self.gitStream.close()
|
|
# ignore errors, but make sure it exits first
|
|
self.importProcess.wait()
|
|
if f:
|
|
die("Error from p4 print for %s: %s" % (f, err))
|
|
else:
|
|
die("Error from p4 print: %s" % err)
|
|
|
|
if 'depotFile' in marshalled 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':
|
|
if 'streamContentSize' not in self.stream_file:
|
|
self.stream_file['streamContentSize'] = 0
|
|
self.stream_file['streamContentSize'] += len(marshalled['data'])
|
|
self.stream_contents.append(marshalled['data'])
|
|
else:
|
|
self.stream_file[k] = marshalled[k]
|
|
|
|
if (verbose and
|
|
'streamContentSize' in self.stream_file and
|
|
'fileSize' in self.stream_file and
|
|
'depotFile' in self.stream_file):
|
|
size = int(self.stream_file["fileSize"])
|
|
if size > 0:
|
|
progress = 100*self.stream_file['streamContentSize']/size
|
|
sys.stdout.write('\r%s %d%% (%i MB)' % (self.stream_file['depotFile'], progress, int(size/1024/1024)))
|
|
sys.stdout.flush()
|
|
|
|
self.stream_have_file_info = True
|
|
|
|
# Stream directly from "p4 files" into "git fast-import"
|
|
def streamP4Files(self, files):
|
|
filesForCommit = []
|
|
filesToRead = []
|
|
filesToDelete = []
|
|
|
|
for f in files:
|
|
filesForCommit.append(f)
|
|
if f['action'] in self.delete_actions:
|
|
filesToDelete.append(f)
|
|
else:
|
|
filesToRead.append(f)
|
|
|
|
# deleted files...
|
|
for f in filesToDelete:
|
|
self.streamOneP4Deletion(f)
|
|
|
|
if len(filesToRead) > 0:
|
|
self.stream_file = {}
|
|
self.stream_contents = []
|
|
self.stream_have_file_info = False
|
|
|
|
# curry self argument
|
|
def streamP4FilesCbSelf(entry):
|
|
self.streamP4FilesCb(entry)
|
|
|
|
fileArgs = []
|
|
for f in filesToRead:
|
|
if 'shelved_cl' in f:
|
|
# Handle shelved CLs using the "p4 print file@=N" syntax to print
|
|
# the contents
|
|
fileArg = '%s@=%d' % (f['path'], f['shelved_cl'])
|
|
else:
|
|
fileArg = '%s#%s' % (f['path'], f['rev'])
|
|
|
|
fileArgs.append(fileArg)
|
|
|
|
p4CmdList(["-x", "-", "print"],
|
|
stdin=fileArgs,
|
|
cb=streamP4FilesCbSelf)
|
|
|
|
# do the last chunk
|
|
if 'depotFile' in self.stream_file:
|
|
self.streamOneP4File(self.stream_file, self.stream_contents)
|
|
|
|
def make_email(self, userid):
|
|
if userid in self.users:
|
|
return self.users[userid]
|
|
else:
|
|
return "%s <a@b>" % userid
|
|
|
|
def streamTag(self, gitStream, labelName, labelDetails, commit, epoch):
|
|
""" Stream a p4 tag.
|
|
commit is either a git commit, or a fast-import mark, ":<p4commit>"
|
|
"""
|
|
|
|
if verbose:
|
|
print("writing tag %s for commit %s" % (labelName, commit))
|
|
gitStream.write("tag %s\n" % labelName)
|
|
gitStream.write("from %s\n" % commit)
|
|
|
|
if 'Owner' in labelDetails:
|
|
owner = labelDetails["Owner"]
|
|
else:
|
|
owner = None
|
|
|
|
# Try to use the owner of the p4 label, or failing that,
|
|
# the current p4 user id.
|
|
if owner:
|
|
email = self.make_email(owner)
|
|
else:
|
|
email = self.make_email(self.p4UserId())
|
|
tagger = "%s %s %s" % (email, epoch, self.tz)
|
|
|
|
gitStream.write("tagger %s\n" % tagger)
|
|
|
|
print("labelDetails=",labelDetails)
|
|
if 'Description' in labelDetails:
|
|
description = labelDetails['Description']
|
|
else:
|
|
description = 'Label from git p4'
|
|
|
|
gitStream.write("data %d\n" % len(description))
|
|
gitStream.write(description)
|
|
gitStream.write("\n")
|
|
|
|
def inClientSpec(self, path):
|
|
if not self.clientSpecDirs:
|
|
return True
|
|
inClientSpec = self.clientSpecDirs.map_in_client(path)
|
|
if not inClientSpec and self.verbose:
|
|
print('Ignoring file outside of client spec: {0}'.format(path))
|
|
return inClientSpec
|
|
|
|
def hasBranchPrefix(self, path):
|
|
if not self.branchPrefixes:
|
|
return True
|
|
hasPrefix = [p for p in self.branchPrefixes
|
|
if p4PathStartsWith(path, p)]
|
|
if not hasPrefix and self.verbose:
|
|
print('Ignoring file outside of prefix: {0}'.format(path))
|
|
return hasPrefix
|
|
|
|
def commit(self, details, files, branch, parent = "", allow_empty=False):
|
|
epoch = details["time"]
|
|
author = details["user"]
|
|
jobs = self.extractJobsFromCommit(details)
|
|
|
|
if self.verbose:
|
|
print('commit into {0}'.format(branch))
|
|
|
|
if self.clientSpecDirs:
|
|
self.clientSpecDirs.update_client_spec_path_cache(files)
|
|
|
|
files = [f for f in files
|
|
if self.inClientSpec(f['path']) and self.hasBranchPrefix(f['path'])]
|
|
|
|
if gitConfigBool('git-p4.keepEmptyCommits'):
|
|
allow_empty = True
|
|
|
|
if not files and not allow_empty:
|
|
print('Ignoring revision {0} as it would produce an empty commit.'
|
|
.format(details['change']))
|
|
return
|
|
|
|
self.gitStream.write("commit %s\n" % branch)
|
|
self.gitStream.write("mark :%s\n" % details["change"])
|
|
self.committedChanges.add(int(details["change"]))
|
|
committer = ""
|
|
if author not in self.users:
|
|
self.getUserMapFromPerforceServer()
|
|
committer = "%s %s %s" % (self.make_email(author), epoch, self.tz)
|
|
|
|
self.gitStream.write("committer %s\n" % committer)
|
|
|
|
self.gitStream.write("data <<EOT\n")
|
|
self.gitStream.write(details["desc"])
|
|
if len(jobs) > 0:
|
|
self.gitStream.write("\nJobs: %s" % (' '.join(jobs)))
|
|
|
|
if not self.suppress_meta_comment:
|
|
self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s" %
|
|
(','.join(self.branchPrefixes), details["change"]))
|
|
if len(details['options']) > 0:
|
|
self.gitStream.write(": options = %s" % details['options'])
|
|
self.gitStream.write("]\n")
|
|
|
|
self.gitStream.write("EOT\n\n")
|
|
|
|
if len(parent) > 0:
|
|
if self.verbose:
|
|
print("parent %s" % parent)
|
|
self.gitStream.write("from %s\n" % parent)
|
|
|
|
self.streamP4Files(files)
|
|
self.gitStream.write("\n")
|
|
|
|
change = int(details["change"])
|
|
|
|
if change in self.labels:
|
|
label = self.labels[change]
|
|
labelDetails = label[0]
|
|
labelRevisions = label[1]
|
|
if self.verbose:
|
|
print("Change %s is labelled %s" % (change, labelDetails))
|
|
|
|
files = p4CmdList(["files"] + ["%s...@%s" % (p, change)
|
|
for p in self.branchPrefixes])
|
|
|
|
if len(files) == len(labelRevisions):
|
|
|
|
cleanedFiles = {}
|
|
for info in files:
|
|
if info["action"] in self.delete_actions:
|
|
continue
|
|
cleanedFiles[info["depotFile"]] = info["rev"]
|
|
|
|
if cleanedFiles == labelRevisions:
|
|
self.streamTag(self.gitStream, 'tag_%s' % labelDetails['label'], labelDetails, branch, epoch)
|
|
|
|
else:
|
|
if not self.silent:
|
|
print("Tag %s does not match with change %s: files do not match."
|
|
% (labelDetails["label"], change))
|
|
|
|
else:
|
|
if not self.silent:
|
|
print("Tag %s does not match with change %s: file count is different."
|
|
% (labelDetails["label"], change))
|
|
|
|
# Build a dictionary of changelists and labels, for "detect-labels" option.
|
|
def getLabels(self):
|
|
self.labels = {}
|
|
|
|
l = p4CmdList(["labels"] + ["%s..." % p for p in self.depotPaths])
|
|
if len(l) > 0 and not self.silent:
|
|
print("Finding files belonging to labels in %s" % self.depotPaths)
|
|
|
|
for output in l:
|
|
label = output["label"]
|
|
revisions = {}
|
|
newestChange = 0
|
|
if self.verbose:
|
|
print("Querying files for label %s" % label)
|
|
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:
|
|
newestChange = change
|
|
|
|
self.labels[newestChange] = [output, revisions]
|
|
|
|
if self.verbose:
|
|
print("Label changes: %s" % self.labels.keys())
|
|
|
|
# Import p4 labels as git tags. A direct mapping does not
|
|
# exist, so assume that if all the files are at the same revision
|
|
# then we can use that, or it's something more complicated we should
|
|
# just ignore.
|
|
def importP4Labels(self, stream, p4Labels):
|
|
if verbose:
|
|
print("import p4 labels: " + ' '.join(p4Labels))
|
|
|
|
ignoredP4Labels = gitConfigList("git-p4.ignoredP4Labels")
|
|
validLabelRegexp = gitConfig("git-p4.labelImportRegexp")
|
|
if len(validLabelRegexp) == 0:
|
|
validLabelRegexp = defaultLabelRegexp
|
|
m = re.compile(validLabelRegexp)
|
|
|
|
for name in p4Labels:
|
|
commitFound = False
|
|
|
|
if not m.match(name):
|
|
if verbose:
|
|
print("label %s does not match regexp %s" % (name,validLabelRegexp))
|
|
continue
|
|
|
|
if name in ignoredP4Labels:
|
|
continue
|
|
|
|
labelDetails = p4CmdList(['label', "-o", name])[0]
|
|
|
|
# get the most recent changelist for each file in this label
|
|
change = p4Cmd(["changes", "-m", "1"] + ["%s...@%s" % (p, name)
|
|
for p in self.depotPaths])
|
|
|
|
if 'change' in change:
|
|
# find the corresponding git commit; take the oldest commit
|
|
changelist = int(change['change'])
|
|
if changelist in self.committedChanges:
|
|
gitCommit = ":%d" % changelist # use a fast-import mark
|
|
commitFound = True
|
|
else:
|
|
gitCommit = read_pipe(["git", "rev-list", "--max-count=1",
|
|
"--reverse", ":/\[git-p4:.*change = %d\]" % changelist], ignore_error=True)
|
|
if len(gitCommit) == 0:
|
|
print("importing label %s: could not find git commit for changelist %d" % (name, changelist))
|
|
else:
|
|
commitFound = True
|
|
gitCommit = gitCommit.strip()
|
|
|
|
if commitFound:
|
|
# Convert from p4 time format
|
|
try:
|
|
tmwhen = time.strptime(labelDetails['Update'], "%Y/%m/%d %H:%M:%S")
|
|
except ValueError:
|
|
print("Could not convert label time %s" % labelDetails['Update'])
|
|
tmwhen = 1
|
|
|
|
when = int(time.mktime(tmwhen))
|
|
self.streamTag(stream, name, labelDetails, gitCommit, when)
|
|
if verbose:
|
|
print("p4 label %s mapped to git commit %s" % (name, gitCommit))
|
|
else:
|
|
if verbose:
|
|
print("Label %s has no changelists - possibly deleted?" % name)
|
|
|
|
if not commitFound:
|
|
# We can't import this label; don't try again as it will get very
|
|
# expensive repeatedly fetching all the files for labels that will
|
|
# never be imported. If the label is moved in the future, the
|
|
# ignore will need to be removed manually.
|
|
system(["git", "config", "--add", "git-p4.ignoredP4Labels", name])
|
|
|
|
def guessProjectName(self):
|
|
for p in self.depotPaths:
|
|
if p.endswith("/"):
|
|
p = p[:-1]
|
|
p = p[p.strip().rfind("/") + 1:]
|
|
if not p.endswith("/"):
|
|
p += "/"
|
|
return p
|
|
|
|
def getBranchMapping(self):
|
|
lostAndFoundBranches = set()
|
|
|
|
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", info["branch"]])
|
|
viewIdx = 0
|
|
while "View%s" % viewIdx in details:
|
|
paths = details["View%s" % viewIdx].split(" ")
|
|
viewIdx = viewIdx + 1
|
|
# require standard //depot/foo/... //depot/bar/... mapping
|
|
if len(paths) != 2 or not paths[0].endswith("/...") or not paths[1].endswith("/..."):
|
|
continue
|
|
source = paths[0]
|
|
destination = paths[1]
|
|
## HACK
|
|
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 destination in self.knownBranches:
|
|
if not self.silent:
|
|
print("p4 branch %s defines a mapping from %s to %s" % (info["branch"], source, destination))
|
|
print("but there exists another mapping from %s to %s already!" % (self.knownBranches[destination], destination))
|
|
continue
|
|
|
|
self.knownBranches[destination] = source
|
|
|
|
lostAndFoundBranches.discard(destination)
|
|
|
|
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 getBranchMappingFromGitBranches(self):
|
|
branches = p4BranchesInGit(self.importIntoRemotes)
|
|
for branch in branches.keys():
|
|
if branch == "master":
|
|
branch = "main"
|
|
else:
|
|
branch = branch[len(self.projectName):]
|
|
self.knownBranches[branch] = branch
|
|
|
|
def updateOptionDict(self, d):
|
|
option_keys = {}
|
|
if self.keepRepoPath:
|
|
option_keys['keepRepoPath'] = 1
|
|
|
|
d["options"] = ' '.join(sorted(option_keys.keys()))
|
|
|
|
def readOptions(self, d):
|
|
self.keepRepoPath = ('options' in d
|
|
and ('keepRepoPath' in d['options']))
|
|
|
|
def gitRefForBranch(self, branch):
|
|
if branch == "main":
|
|
return self.refPrefix + "master"
|
|
|
|
if len(branch) <= 0:
|
|
return branch
|
|
|
|
return self.refPrefix + self.projectName + branch
|
|
|
|
def gitCommitByP4Change(self, ref, change):
|
|
if self.verbose:
|
|
print("looking in ref " + ref + " for change %s using bisect..." % change)
|
|
|
|
earliestCommit = ""
|
|
latestCommit = parseRevision(ref)
|
|
|
|
while True:
|
|
if self.verbose:
|
|
print("trying: earliest %s latest %s" % (earliestCommit, latestCommit))
|
|
next = read_pipe("git rev-list --bisect %s %s" % (latestCommit, earliestCommit)).strip()
|
|
if len(next) == 0:
|
|
if self.verbose:
|
|
print("argh")
|
|
return ""
|
|
log = extractLogMessageFromGitCommit(next)
|
|
settings = extractSettingsGitLog(log)
|
|
currentChange = int(settings['change'])
|
|
if self.verbose:
|
|
print("current change %s" % currentChange)
|
|
|
|
if currentChange == change:
|
|
if self.verbose:
|
|
print("found %s" % next)
|
|
return next
|
|
|
|
if currentChange < change:
|
|
earliestCommit = "^%s" % next
|
|
else:
|
|
if next == latestCommit:
|
|
die("Infinite loop while looking in ref %s for change %s. Check your branch mappings" % (ref, change))
|
|
latestCommit = "%s^@" % next
|
|
|
|
return ""
|
|
|
|
def importNewBranch(self, branch, maxChange):
|
|
# make fast-import flush all changes to disk and update the refs using the checkpoint
|
|
# command so that we can try to find the branch parent in the git history
|
|
self.gitStream.write("checkpoint\n\n");
|
|
self.gitStream.flush();
|
|
branchPrefix = self.depotPaths[0] + branch + "/"
|
|
range = "@1,%s" % maxChange
|
|
#print "prefix" + branchPrefix
|
|
changes = p4ChangesForPaths([branchPrefix], range, self.changes_block_size)
|
|
if len(changes) <= 0:
|
|
return False
|
|
firstChange = changes[0]
|
|
#print "first change in branch: %s" % firstChange
|
|
sourceBranch = self.knownBranches[branch]
|
|
sourceDepotPath = self.depotPaths[0] + sourceBranch
|
|
sourceRef = self.gitRefForBranch(sourceBranch)
|
|
#print "source " + sourceBranch
|
|
|
|
branchParentChange = int(p4Cmd(["changes", "-m", "1", "%s...@1,%s" % (sourceDepotPath, firstChange)])["change"])
|
|
#print "branch parent: %s" % branchParentChange
|
|
gitParent = self.gitCommitByP4Change(sourceRef, branchParentChange)
|
|
if len(gitParent) > 0:
|
|
self.initialParents[self.gitRefForBranch(branch)] = gitParent
|
|
#print "parent git commit: %s" % gitParent
|
|
|
|
self.importChanges(changes)
|
|
return True
|
|
|
|
def searchParent(self, parent, branch, target):
|
|
parentFound = False
|
|
for blob in read_pipe_lines(["git", "rev-list", "--reverse",
|
|
"--no-merges", parent]):
|
|
blob = blob.strip()
|
|
if len(read_pipe(["git", "diff-tree", blob, target])) == 0:
|
|
parentFound = True
|
|
if self.verbose:
|
|
print("Found parent of %s in commit %s" % (branch, blob))
|
|
break
|
|
if parentFound:
|
|
return blob
|
|
else:
|
|
return None
|
|
|
|
def importChanges(self, changes, origin_revision=0):
|
|
cnt = 1
|
|
for change in changes:
|
|
description = p4_describe(change)
|
|
self.updateOptionDict(description)
|
|
|
|
if not self.silent:
|
|
sys.stdout.write("\rImporting revision %s (%s%%)" % (change, cnt * 100 / len(changes)))
|
|
sys.stdout.flush()
|
|
cnt = cnt + 1
|
|
|
|
try:
|
|
if self.detectBranches:
|
|
branches = self.splitFilesIntoBranches(description)
|
|
for branch in branches.keys():
|
|
## HACK --hwn
|
|
branchPrefix = self.depotPaths[0] + branch + "/"
|
|
self.branchPrefixes = [ branchPrefix ]
|
|
|
|
parent = ""
|
|
|
|
filesForCommit = branches[branch]
|
|
|
|
if self.verbose:
|
|
print("branch is %s" % branch)
|
|
|
|
self.updatedBranches.add(branch)
|
|
|
|
if branch not in self.createdBranches:
|
|
self.createdBranches.add(branch)
|
|
parent = self.knownBranches[branch]
|
|
if parent == branch:
|
|
parent = ""
|
|
else:
|
|
fullBranch = self.projectName + branch
|
|
if fullBranch not in self.p4BranchesInGit:
|
|
if not self.silent:
|
|
print("\n Importing new branch %s" % fullBranch);
|
|
if self.importNewBranch(branch, change - 1):
|
|
parent = ""
|
|
self.p4BranchesInGit.append(fullBranch)
|
|
if not self.silent:
|
|
print("\n Resuming with change %s" % change);
|
|
|
|
if self.verbose:
|
|
print("parent determined through known branches: %s" % parent)
|
|
|
|
branch = self.gitRefForBranch(branch)
|
|
parent = self.gitRefForBranch(parent)
|
|
|
|
if self.verbose:
|
|
print("looking for initial parent for %s; current parent is %s" % (branch, parent))
|
|
|
|
if len(parent) == 0 and branch in self.initialParents:
|
|
parent = self.initialParents[branch]
|
|
del self.initialParents[branch]
|
|
|
|
blob = None
|
|
if len(parent) > 0:
|
|
tempBranch = "%s/%d" % (self.tempBranchLocation, change)
|
|
if self.verbose:
|
|
print("Creating temporary branch: " + tempBranch)
|
|
self.commit(description, filesForCommit, tempBranch)
|
|
self.tempBranches.append(tempBranch)
|
|
self.checkpoint()
|
|
blob = self.searchParent(parent, branch, tempBranch)
|
|
if blob:
|
|
self.commit(description, filesForCommit, branch, blob)
|
|
else:
|
|
if self.verbose:
|
|
print("Parent of %s not found. Committing into head of %s" % (branch, parent))
|
|
self.commit(description, filesForCommit, branch, parent)
|
|
else:
|
|
files = self.extractFilesFromCommit(description)
|
|
self.commit(description, files, self.branch,
|
|
self.initialParent)
|
|
# only needed once, to connect to the previous commit
|
|
self.initialParent = ""
|
|
except IOError:
|
|
print(self.gitError.read())
|
|
sys.exit(1)
|
|
|
|
def sync_origin_only(self):
|
|
if self.syncWithOrigin:
|
|
self.hasOrigin = originP4BranchesExist()
|
|
if self.hasOrigin:
|
|
if not self.silent:
|
|
print('Syncing with origin first, using "git fetch origin"')
|
|
system("git fetch origin")
|
|
|
|
def importHeadRevision(self, revision):
|
|
print("Doing initial import of %s from revision %s into %s" % (' '.join(self.depotPaths), revision, self.branch))
|
|
|
|
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
|
|
fileArgs = ["%s...%s" % (p,revision) for p in self.depotPaths]
|
|
|
|
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)
|
|
|
|
|
|
change = int(info["change"])
|
|
if change > newestRevision:
|
|
newestRevision = change
|
|
|
|
if info["action"] in self.delete_actions:
|
|
# don't increase the file cnt, otherwise details["depotFile123"] will have gaps!
|
|
#fileCnt = fileCnt + 1
|
|
continue
|
|
|
|
for prop in ["depotFile", "rev", "action", "type" ]:
|
|
details["%s%s" % (prop, fileCnt)] = info[prop]
|
|
|
|
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 = p4_describe(newestRevision)
|
|
details["time"] = res["time"]
|
|
|
|
self.updateOptionDict(details)
|
|
try:
|
|
self.commit(details, self.extractFilesFromCommit(details), self.branch)
|
|
except IOError as err:
|
|
print("IO error with git fast-import. Is your git version recent enough?")
|
|
print("IO error details: {}".format(err))
|
|
print(self.gitError.read())
|
|
|
|
|
|
def importRevisions(self, args, branch_arg_given):
|
|
changes = []
|
|
|
|
if len(self.changesFile) > 0:
|
|
with open(self.changesFile) as f:
|
|
output = f.readlines()
|
|
changeSet = set()
|
|
for line in output:
|
|
changeSet.add(int(line))
|
|
|
|
for change in changeSet:
|
|
changes.append(change)
|
|
|
|
changes.sort()
|
|
else:
|
|
# catch "git p4 sync" with no new branches, in a repo that
|
|
# does not have any existing p4 branches
|
|
if len(args) == 0:
|
|
if not self.p4BranchesInGit:
|
|
raise P4CommandException("No remote p4 branches. Perhaps you never did \"git p4 clone\" in here.")
|
|
|
|
# The default branch is master, unless --branch is used to
|
|
# specify something else. Make sure it exists, or complain
|
|
# nicely about how to use --branch.
|
|
if not self.detectBranches:
|
|
if not branch_exists(self.branch):
|
|
if branch_arg_given:
|
|
raise P4CommandException("Error: branch %s does not exist." % self.branch)
|
|
else:
|
|
raise P4CommandException("Error: no branch %s; perhaps specify one with --branch." %
|
|
self.branch)
|
|
|
|
if self.verbose:
|
|
print("Getting p4 changes for %s...%s" % (', '.join(self.depotPaths),
|
|
self.changeRange))
|
|
changes = p4ChangesForPaths(self.depotPaths, self.changeRange, self.changes_block_size)
|
|
|
|
if len(self.maxChanges) > 0:
|
|
changes = changes[:min(int(self.maxChanges), len(changes))]
|
|
|
|
if len(changes) == 0:
|
|
if not self.silent:
|
|
print("No changes to import!")
|
|
else:
|
|
if not self.silent and not self.detectBranches:
|
|
print("Import destination: %s" % self.branch)
|
|
|
|
self.updatedBranches = set()
|
|
|
|
if not self.detectBranches:
|
|
if args:
|
|
# start a new branch
|
|
self.initialParent = ""
|
|
else:
|
|
# build on a previous revision
|
|
self.initialParent = parseRevision(self.branch)
|
|
|
|
self.importChanges(changes)
|
|
|
|
if not self.silent:
|
|
print("")
|
|
if len(self.updatedBranches) > 0:
|
|
sys.stdout.write("Updated branches: ")
|
|
for b in self.updatedBranches:
|
|
sys.stdout.write("%s " % b)
|
|
sys.stdout.write("\n")
|
|
|
|
def openStreams(self):
|
|
self.importProcess = subprocess.Popen(["git", "fast-import"],
|
|
stdin=subprocess.PIPE,
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.PIPE);
|
|
self.gitOutput = self.importProcess.stdout
|
|
self.gitStream = self.importProcess.stdin
|
|
self.gitError = self.importProcess.stderr
|
|
|
|
def closeStreams(self):
|
|
if self.gitStream is None:
|
|
return
|
|
self.gitStream.close()
|
|
if self.importProcess.wait() != 0:
|
|
die("fast-import failed: %s" % self.gitError.read())
|
|
self.gitOutput.close()
|
|
self.gitError.close()
|
|
self.gitStream = None
|
|
|
|
def run(self, args):
|
|
if self.importIntoRemotes:
|
|
self.refPrefix = "refs/remotes/p4/"
|
|
else:
|
|
self.refPrefix = "refs/heads/p4/"
|
|
|
|
self.sync_origin_only()
|
|
|
|
branch_arg_given = bool(self.branch)
|
|
if len(self.branch) == 0:
|
|
self.branch = self.refPrefix + "master"
|
|
if gitBranchExists("refs/heads/p4") and self.importIntoRemotes:
|
|
system("git update-ref %s refs/heads/p4" % self.branch)
|
|
system("git branch -D p4")
|
|
|
|
# accept either the command-line option, or the configuration variable
|
|
if self.useClientSpec:
|
|
# will use this after clone to set the variable
|
|
self.useClientSpec_from_options = True
|
|
else:
|
|
if gitConfigBool("git-p4.useclientspec"):
|
|
self.useClientSpec = True
|
|
if self.useClientSpec:
|
|
self.clientSpecDirs = getClientSpec()
|
|
|
|
# TODO: should always look at previous commits,
|
|
# merge with previous imports, if possible.
|
|
if args == []:
|
|
if self.hasOrigin:
|
|
createOrUpdateBranchesFromOrigin(self.refPrefix, self.silent)
|
|
|
|
# branches holds mapping from branch name to sha1
|
|
branches = p4BranchesInGit(self.importIntoRemotes)
|
|
|
|
# restrict to just this one, disabling detect-branches
|
|
if branch_arg_given:
|
|
short = self.branch.split("/")[-1]
|
|
if short in branches:
|
|
self.p4BranchesInGit = [ short ]
|
|
else:
|
|
self.p4BranchesInGit = branches.keys()
|
|
|
|
if len(self.p4BranchesInGit) > 1:
|
|
if not self.silent:
|
|
print("Importing from/into multiple branches")
|
|
self.detectBranches = True
|
|
for branch in branches.keys():
|
|
self.initialParents[self.refPrefix + branch] = \
|
|
branches[branch]
|
|
|
|
if self.verbose:
|
|
print("branches: %s" % self.p4BranchesInGit)
|
|
|
|
p4Change = 0
|
|
for branch in self.p4BranchesInGit:
|
|
logMsg = extractLogMessageFromGitCommit(self.refPrefix + branch)
|
|
|
|
settings = extractSettingsGitLog(logMsg)
|
|
|
|
self.readOptions(settings)
|
|
if ('depot-paths' in settings
|
|
and 'change' in settings):
|
|
change = int(settings['change']) + 1
|
|
p4Change = max(p4Change, change)
|
|
|
|
depotPaths = sorted(settings['depot-paths'])
|
|
if self.previousDepotPaths == []:
|
|
self.previousDepotPaths = depotPaths
|
|
else:
|
|
paths = []
|
|
for (prev, cur) in zip(self.previousDepotPaths, depotPaths):
|
|
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 ("/".join(cur_list[:i + 1]))
|
|
|
|
self.previousDepotPaths = paths
|
|
|
|
if p4Change > 0:
|
|
self.depotPaths = sorted(self.previousDepotPaths)
|
|
self.changeRange = "@%s,#head" % p4Change
|
|
if not self.silent and not self.detectBranches:
|
|
print("Performing incremental import into %s git branch" % self.branch)
|
|
|
|
# accept multiple ref name abbreviations:
|
|
# refs/foo/bar/branch -> use it exactly
|
|
# p4/branch -> prepend refs/remotes/ or refs/heads/
|
|
# branch -> prepend refs/remotes/p4/ or refs/heads/p4/
|
|
if not self.branch.startswith("refs/"):
|
|
if self.importIntoRemotes:
|
|
prepend = "refs/remotes/"
|
|
else:
|
|
prepend = "refs/heads/"
|
|
if not self.branch.startswith("p4/"):
|
|
prepend += "p4/"
|
|
self.branch = prepend + self.branch
|
|
|
|
if len(args) == 0 and self.depotPaths:
|
|
if not self.silent:
|
|
print("Depot paths: %s" % ' '.join(self.depotPaths))
|
|
else:
|
|
if self.depotPaths and self.depotPaths != args:
|
|
print("previous import used depot path %s and now %s was specified. "
|
|
"This doesn't work!" % (' '.join (self.depotPaths),
|
|
' '.join (args)))
|
|
sys.exit(1)
|
|
|
|
self.depotPaths = sorted(args)
|
|
|
|
revision = ""
|
|
self.users = {}
|
|
|
|
# Make sure no revision specifiers are used when --changesfile
|
|
# is specified.
|
|
bad_changesfile = False
|
|
if len(self.changesFile) > 0:
|
|
for p in self.depotPaths:
|
|
if p.find("@") >= 0 or p.find("#") >= 0:
|
|
bad_changesfile = True
|
|
break
|
|
if bad_changesfile:
|
|
die("Option --changesfile is incompatible with revision specifiers")
|
|
|
|
newPaths = []
|
|
for p in self.depotPaths:
|
|
if p.find("@") != -1:
|
|
atIdx = p.index("@")
|
|
self.changeRange = p[atIdx:]
|
|
if self.changeRange == "@all":
|
|
self.changeRange = ""
|
|
elif ',' not in self.changeRange:
|
|
revision = self.changeRange
|
|
self.changeRange = ""
|
|
p = p[:atIdx]
|
|
elif p.find("#") != -1:
|
|
hashIdx = p.index("#")
|
|
revision = p[hashIdx:]
|
|
p = p[:hashIdx]
|
|
elif self.previousDepotPaths == []:
|
|
# pay attention to changesfile, if given, else import
|
|
# the entire p4 tree at the head revision
|
|
if len(self.changesFile) == 0:
|
|
revision = "#head"
|
|
|
|
p = re.sub ("\.\.\.$", "", p)
|
|
if not p.endswith("/"):
|
|
p += "/"
|
|
|
|
newPaths.append(p)
|
|
|
|
self.depotPaths = newPaths
|
|
|
|
# --detect-branches may change this for each branch
|
|
self.branchPrefixes = self.depotPaths
|
|
|
|
self.loadUserMapFromCache()
|
|
self.labels = {}
|
|
if self.detectLabels:
|
|
self.getLabels();
|
|
|
|
if self.detectBranches:
|
|
## FIXME - what's a P4 projectName ?
|
|
self.projectName = self.guessProjectName()
|
|
|
|
if self.hasOrigin:
|
|
self.getBranchMappingFromGitBranches()
|
|
else:
|
|
self.getBranchMapping()
|
|
if self.verbose:
|
|
print("p4-git branches: %s" % self.p4BranchesInGit)
|
|
print("initial parents: %s" % self.initialParents)
|
|
for b in self.p4BranchesInGit:
|
|
if b != "master":
|
|
|
|
## FIXME
|
|
b = b[len(self.projectName):]
|
|
self.createdBranches.add(b)
|
|
|
|
p4_check_access()
|
|
|
|
self.openStreams()
|
|
|
|
err = None
|
|
|
|
try:
|
|
if revision:
|
|
self.importHeadRevision(revision)
|
|
else:
|
|
self.importRevisions(args, branch_arg_given)
|
|
|
|
if gitConfigBool("git-p4.importLabels"):
|
|
self.importLabels = True
|
|
|
|
if self.importLabels:
|
|
p4Labels = getP4Labels(self.depotPaths)
|
|
gitTags = getGitTags()
|
|
|
|
missingP4Labels = p4Labels - gitTags
|
|
self.importP4Labels(self.gitStream, missingP4Labels)
|
|
|
|
except P4CommandException as e:
|
|
err = e
|
|
|
|
finally:
|
|
self.closeStreams()
|
|
|
|
if err:
|
|
die(str(err))
|
|
|
|
# Cleanup temporary branches created during import
|
|
if self.tempBranches != []:
|
|
for branch in self.tempBranches:
|
|
read_pipe("git update-ref -d %s" % branch)
|
|
os.rmdir(os.path.join(os.environ.get("GIT_DIR", ".git"), self.tempBranchLocation))
|
|
|
|
# Create a symbolic ref p4/HEAD pointing to p4/<branch> to allow
|
|
# a convenient shortcut refname "p4".
|
|
if self.importIntoRemotes:
|
|
head_ref = self.refPrefix + "HEAD"
|
|
if not gitBranchExists(head_ref) and gitBranchExists(self.branch):
|
|
system(["git", "symbolic-ref", head_ref, self.branch])
|
|
|
|
return True
|
|
|
|
class P4Rebase(Command):
|
|
def __init__(self):
|
|
Command.__init__(self)
|
|
self.options = [
|
|
optparse.make_option("--import-labels", dest="importLabels", action="store_true"),
|
|
]
|
|
self.importLabels = False
|
|
self.description = ("Fetches the latest revision from perforce and "
|
|
+ "rebases the current work (branch) against it")
|
|
|
|
def run(self, args):
|
|
sync = P4Sync()
|
|
sync.importLabels = self.importLabels
|
|
sync.run([])
|
|
|
|
return self.rebase()
|
|
|
|
def rebase(self):
|
|
if os.system("git update-index --refresh") != 0:
|
|
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.");
|
|
if len(read_pipe("git diff-index HEAD --")) > 0:
|
|
die("You have uncommitted changes. Please commit them before rebasing or stash them away with git stash.");
|
|
|
|
[upstream, settings] = findUpstreamBranchPoint()
|
|
if len(upstream) == 0:
|
|
die("Cannot find upstream branchpoint for rebase")
|
|
|
|
# the branchpoint may be p4/foo~3, so strip off the parent
|
|
upstream = re.sub("~[0-9]+$", "", upstream)
|
|
|
|
print("Rebasing the current branch onto %s" % upstream)
|
|
oldHead = read_pipe("git rev-parse HEAD").strip()
|
|
system("git rebase %s" % upstream)
|
|
system("git diff-tree --stat --summary -M %s HEAD --" % oldHead)
|
|
return True
|
|
|
|
class P4Clone(P4Sync):
|
|
def __init__(self):
|
|
P4Sync.__init__(self)
|
|
self.description = "Creates a new git repository and imports from Perforce into it"
|
|
self.usage = "usage: %prog [options] //depot/path[@revRange]"
|
|
self.options += [
|
|
optparse.make_option("--destination", dest="cloneDestination",
|
|
action='store', default=None,
|
|
help="where to leave result of the clone"),
|
|
optparse.make_option("--bare", dest="cloneBare",
|
|
action="store_true", default=False),
|
|
]
|
|
self.cloneDestination = None
|
|
self.needsGit = False
|
|
self.cloneBare = False
|
|
|
|
def defaultDestination(self, args):
|
|
## TODO: use common prefix of args?
|
|
depotPath = args[0]
|
|
depotDir = re.sub("(@[^@]*)$", "", depotPath)
|
|
depotDir = re.sub("(#[^#]*)$", "", depotDir)
|
|
depotDir = re.sub(r"\.\.\.$", "", depotDir)
|
|
depotDir = re.sub(r"/$", "", depotDir)
|
|
return os.path.split(depotDir)[1]
|
|
|
|
def run(self, args):
|
|
if len(args) < 1:
|
|
return False
|
|
|
|
if self.keepRepoPath and not self.cloneDestination:
|
|
sys.stderr.write("Must specify destination for --keep-path\n")
|
|
sys.exit(1)
|
|
|
|
depotPaths = args
|
|
|
|
if not self.cloneDestination and len(depotPaths) > 1:
|
|
self.cloneDestination = depotPaths[-1]
|
|
depotPaths = depotPaths[:-1]
|
|
|
|
for p in depotPaths:
|
|
if not p.startswith("//"):
|
|
sys.stderr.write('Depot paths must start with "//": %s\n' % p)
|
|
return False
|
|
|
|
if not self.cloneDestination:
|
|
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)
|
|
|
|
init_cmd = [ "git", "init" ]
|
|
if self.cloneBare:
|
|
init_cmd.append("--bare")
|
|
retcode = subprocess.call(init_cmd)
|
|
if retcode:
|
|
raise CalledProcessError(retcode, init_cmd)
|
|
|
|
if not P4Sync.run(self, depotPaths):
|
|
return False
|
|
|
|
# create a master branch and check out a work tree
|
|
if gitBranchExists(self.branch):
|
|
system([ "git", "branch", "master", self.branch ])
|
|
if not self.cloneBare:
|
|
system([ "git", "checkout", "-f" ])
|
|
else:
|
|
print('Not checking out any branch, use ' \
|
|
'"git checkout -q -b master <branch>"')
|
|
|
|
# auto-set this variable if invoked with --use-client-spec
|
|
if self.useClientSpec_from_options:
|
|
system("git config --bool git-p4.useclientspec true")
|
|
|
|
return True
|
|
|
|
class P4Unshelve(Command):
|
|
def __init__(self):
|
|
Command.__init__(self)
|
|
self.options = []
|
|
self.origin = "HEAD"
|
|
self.description = "Unshelve a P4 changelist into a git commit"
|
|
self.usage = "usage: %prog [options] changelist"
|
|
self.options += [
|
|
optparse.make_option("--origin", dest="origin",
|
|
help="Use this base revision instead of the default (%s)" % self.origin),
|
|
]
|
|
self.verbose = False
|
|
self.noCommit = False
|
|
self.destbranch = "refs/remotes/p4-unshelved"
|
|
|
|
def renameBranch(self, branch_name):
|
|
""" Rename the existing branch to branch_name.N
|
|
"""
|
|
|
|
found = True
|
|
for i in range(0,1000):
|
|
backup_branch_name = "{0}.{1}".format(branch_name, i)
|
|
if not gitBranchExists(backup_branch_name):
|
|
gitUpdateRef(backup_branch_name, branch_name) # copy ref to backup
|
|
gitDeleteRef(branch_name)
|
|
found = True
|
|
print("renamed old unshelve branch to {0}".format(backup_branch_name))
|
|
break
|
|
|
|
if not found:
|
|
sys.exit("gave up trying to rename existing branch {0}".format(sync.branch))
|
|
|
|
def findLastP4Revision(self, starting_point):
|
|
""" Look back from starting_point for the first commit created by git-p4
|
|
to find the P4 commit we are based on, and the depot-paths.
|
|
"""
|
|
|
|
for parent in (range(65535)):
|
|
log = extractLogMessageFromGitCommit("{0}^{1}".format(starting_point, parent))
|
|
settings = extractSettingsGitLog(log)
|
|
if 'change' in settings:
|
|
return settings
|
|
|
|
sys.exit("could not find git-p4 commits in {0}".format(self.origin))
|
|
|
|
def createShelveParent(self, change, branch_name, sync, origin):
|
|
""" Create a commit matching the parent of the shelved changelist 'change'
|
|
"""
|
|
parent_description = p4_describe(change, shelved=True)
|
|
parent_description['desc'] = 'parent for shelved changelist {}\n'.format(change)
|
|
files = sync.extractFilesFromCommit(parent_description, shelved=False, shelved_cl=change)
|
|
|
|
parent_files = []
|
|
for f in files:
|
|
# if it was added in the shelved changelist, it won't exist in the parent
|
|
if f['action'] in self.add_actions:
|
|
continue
|
|
|
|
# if it was deleted in the shelved changelist it must not be deleted
|
|
# in the parent - we might even need to create it if the origin branch
|
|
# does not have it
|
|
if f['action'] in self.delete_actions:
|
|
f['action'] = 'add'
|
|
|
|
parent_files.append(f)
|
|
|
|
sync.commit(parent_description, parent_files, branch_name,
|
|
parent=origin, allow_empty=True)
|
|
print("created parent commit for {0} based on {1} in {2}".format(
|
|
change, self.origin, branch_name))
|
|
|
|
def run(self, args):
|
|
if len(args) != 1:
|
|
return False
|
|
|
|
if not gitBranchExists(self.origin):
|
|
sys.exit("origin branch {0} does not exist".format(self.origin))
|
|
|
|
sync = P4Sync()
|
|
changes = args
|
|
|
|
# only one change at a time
|
|
change = changes[0]
|
|
|
|
# if the target branch already exists, rename it
|
|
branch_name = "{0}/{1}".format(self.destbranch, change)
|
|
if gitBranchExists(branch_name):
|
|
self.renameBranch(branch_name)
|
|
sync.branch = branch_name
|
|
|
|
sync.verbose = self.verbose
|
|
sync.suppress_meta_comment = True
|
|
|
|
settings = self.findLastP4Revision(self.origin)
|
|
sync.depotPaths = settings['depot-paths']
|
|
sync.branchPrefixes = sync.depotPaths
|
|
|
|
sync.openStreams()
|
|
sync.loadUserMapFromCache()
|
|
sync.silent = True
|
|
|
|
# create a commit for the parent of the shelved changelist
|
|
self.createShelveParent(change, branch_name, sync, self.origin)
|
|
|
|
# create the commit for the shelved changelist itself
|
|
description = p4_describe(change, True)
|
|
files = sync.extractFilesFromCommit(description, True, change)
|
|
|
|
sync.commit(description, files, branch_name, "")
|
|
sync.closeStreams()
|
|
|
|
print("unshelved changelist {0} into {1}".format(change, branch_name))
|
|
|
|
return True
|
|
|
|
class P4Branches(Command):
|
|
def __init__(self):
|
|
Command.__init__(self)
|
|
self.options = [ ]
|
|
self.description = ("Shows the git branches that hold imports and their "
|
|
+ "corresponding perforce depot paths")
|
|
self.verbose = False
|
|
|
|
def run(self, args):
|
|
if originP4BranchesExist():
|
|
createOrUpdateBranchesFromOrigin()
|
|
|
|
cmdline = "git rev-parse --symbolic "
|
|
cmdline += " --remotes"
|
|
|
|
for line in read_pipe_lines(cmdline):
|
|
line = line.strip()
|
|
|
|
if not line.startswith('p4/') or line == "p4/HEAD":
|
|
continue
|
|
branch = line
|
|
|
|
log = extractLogMessageFromGitCommit("refs/remotes/%s" % branch)
|
|
settings = extractSettingsGitLog(log)
|
|
|
|
print("%s <= %s (%s)" % (branch, ",".join(settings["depot-paths"]), settings["change"]))
|
|
return True
|
|
|
|
class HelpFormatter(optparse.IndentedHelpFormatter):
|
|
def __init__(self):
|
|
optparse.IndentedHelpFormatter.__init__(self)
|
|
|
|
def format_description(self, description):
|
|
if description:
|
|
return description + "\n"
|
|
else:
|
|
return ""
|
|
|
|
def printUsage(commands):
|
|
print("usage: %s <command> [options]" % sys.argv[0])
|
|
print("")
|
|
print("valid commands: %s" % ", ".join(commands))
|
|
print("")
|
|
print("Try %s <command> --help for command specific help." % sys.argv[0])
|
|
print("")
|
|
|
|
commands = {
|
|
"debug" : P4Debug,
|
|
"submit" : P4Submit,
|
|
"commit" : P4Submit,
|
|
"sync" : P4Sync,
|
|
"rebase" : P4Rebase,
|
|
"clone" : P4Clone,
|
|
"rollback" : P4RollBack,
|
|
"branches" : P4Branches,
|
|
"unshelve" : P4Unshelve,
|
|
}
|
|
|
|
|
|
def main():
|
|
if len(sys.argv[1:]) == 0:
|
|
printUsage(commands.keys())
|
|
sys.exit(2)
|
|
|
|
cmdName = sys.argv[1]
|
|
try:
|
|
klass = commands[cmdName]
|
|
cmd = klass()
|
|
except KeyError:
|
|
print("unknown command %s" % cmdName)
|
|
print("")
|
|
printUsage(commands.keys())
|
|
sys.exit(2)
|
|
|
|
options = cmd.options
|
|
cmd.gitdir = os.environ.get("GIT_DIR", None)
|
|
|
|
args = sys.argv[2:]
|
|
|
|
options.append(optparse.make_option("--verbose", "-v", dest="verbose", action="store_true"))
|
|
if cmd.needsGit:
|
|
options.append(optparse.make_option("--git-dir", dest="gitdir"))
|
|
|
|
parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName),
|
|
options,
|
|
description = cmd.description,
|
|
formatter = HelpFormatter())
|
|
|
|
try:
|
|
(cmd, args) = parser.parse_args(sys.argv[2:], cmd);
|
|
except:
|
|
parser.print_help()
|
|
raise
|
|
|
|
global verbose
|
|
verbose = cmd.verbose
|
|
if cmd.needsGit:
|
|
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()
|
|
if len(cdup) > 0:
|
|
chdir(cdup);
|
|
|
|
if not isValidGitDir(cmd.gitdir):
|
|
if isValidGitDir(cmd.gitdir + "/.git"):
|
|
cmd.gitdir += "/.git"
|
|
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):
|
|
parser.print_help()
|
|
sys.exit(2)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|