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#!/bin/sh
#
# Copyright (C) 2008 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
magic='--calling-python-from-/bin/sh--'
"""exec" python -E "$0" "$@" """#$magic"
if __name__ == '__main__':
import sys
if sys.argv[-1] == '#%s' % magic:
del sys.argv[-1]
del magic
import optparse
import os
import re
import sys
from trace import SetTrace
from git_config import init_ssh, close_ssh
from command import InteractiveCommand
from command import MirrorSafeCommand
from command import PagedCommand
from error import ManifestInvalidRevisionError
from error import NoSuchProjectError
from error import RepoChangedException
from pager import RunPager
from subcmds import all as all_commands
global_options = optparse.OptionParser(
usage="repo [-p|--paginate|--no-pager] COMMAND [ARGS]"
)
global_options.add_option('-p', '--paginate',
dest='pager', action='store_true',
help='display command output in the pager')
global_options.add_option('--no-pager',
dest='no_pager', action='store_true',
help='disable the pager')
global_options.add_option('--trace',
dest='trace', action='store_true',
help='trace git command execution')
global_options.add_option('--version',
dest='show_version', action='store_true',
help='display this version of repo')
class _Repo(object):
def __init__(self, repodir):
self.repodir = repodir
self.commands = all_commands
# add 'branch' as an alias for 'branches'
all_commands['branch'] = all_commands['branches']
def _Run(self, argv):
name = None
glob = []
for i in xrange(0, len(argv)):
if not argv[i].startswith('-'):
name = argv[i]
if i > 0:
glob = argv[:i]
argv = argv[i + 1:]
break
if not name:
glob = argv
name = 'help'
argv = []
gopts, gargs = global_options.parse_args(glob)
if gopts.trace:
SetTrace()
if gopts.show_version:
if name == 'help':
name = 'version'
else:
print >>sys.stderr, 'fatal: invalid usage of --version'
sys.exit(1)
try:
cmd = self.commands[name]
except KeyError:
print >>sys.stderr,\
"repo: '%s' is not a repo command. See 'repo help'."\
% name
sys.exit(1)
cmd.repodir = self.repodir
if not isinstance(cmd, MirrorSafeCommand) and cmd.manifest.IsMirror:
print >>sys.stderr, \
"fatal: '%s' requires a working directory"\
% name
sys.exit(1)
copts, cargs = cmd.OptionParser.parse_args(argv)
if not gopts.no_pager and not isinstance(cmd, InteractiveCommand):
config = cmd.manifest.globalConfig
if gopts.pager:
use_pager = True
else:
use_pager = config.GetBoolean('pager.%s' % name)
if use_pager is None:
use_pager = cmd.WantPager(copts)
if use_pager:
RunPager(config)
try:
cmd.Execute(copts, cargs)
except ManifestInvalidRevisionError, e:
print >>sys.stderr, 'error: %s' % str(e)
sys.exit(1)
except NoSuchProjectError, e:
if e.name:
print >>sys.stderr, 'error: project %s not found' % e.name
else:
print >>sys.stderr, 'error: no project in current directory'
sys.exit(1)
def _MyWrapperPath():
return os.path.join(os.path.dirname(__file__), 'repo')
def _CurrentWrapperVersion():
VERSION = None
pat = re.compile(r'^VERSION *=')
fd = open(_MyWrapperPath())
for line in fd:
if pat.match(line):
fd.close()
exec line
return VERSION
raise NameError, 'No VERSION in repo script'
def _CheckWrapperVersion(ver, repo_path):
if not repo_path:
repo_path = '~/bin/repo'
if not ver:
print >>sys.stderr, 'no --wrapper-version argument'
sys.exit(1)
exp = _CurrentWrapperVersion()
ver = tuple(map(lambda x: int(x), ver.split('.')))
if len(ver) == 1:
ver = (0, ver[0])
if exp[0] > ver[0] or ver < (0, 4):
exp_str = '.'.join(map(lambda x: str(x), exp))
print >>sys.stderr, """
!!! A new repo command (%5s) is available. !!!
!!! You must upgrade before you can continue: !!!
cp %s %s
""" % (exp_str, _MyWrapperPath(), repo_path)
sys.exit(1)
if exp > ver:
exp_str = '.'.join(map(lambda x: str(x), exp))
print >>sys.stderr, """
... A new repo command (%5s) is available.
... You should upgrade soon:
cp %s %s
""" % (exp_str, _MyWrapperPath(), repo_path)
def _CheckRepoDir(dir):
if not dir:
print >>sys.stderr, 'no --repo-dir argument'
sys.exit(1)
def _PruneOptions(argv, opt):
i = 0
while i < len(argv):
a = argv[i]
if a == '--':
break
if a.startswith('--'):
eq = a.find('=')
if eq > 0:
a = a[0:eq]
if not opt.has_option(a):
del argv[i]
continue
i += 1
def _Main(argv):
opt = optparse.OptionParser(usage="repo wrapperinfo -- ...")
opt.add_option("--repo-dir", dest="repodir",
help="path to .repo/")
opt.add_option("--wrapper-version", dest="wrapper_version",
help="version of the wrapper script")
opt.add_option("--wrapper-path", dest="wrapper_path",
help="location of the wrapper script")
_PruneOptions(argv, opt)
opt, argv = opt.parse_args(argv)
_CheckWrapperVersion(opt.wrapper_version, opt.wrapper_path)
_CheckRepoDir(opt.repodir)
repo = _Repo(opt.repodir)
try:
try:
init_ssh()
repo._Run(argv)
finally:
close_ssh()
except KeyboardInterrupt:
sys.exit(1)
except RepoChangedException, rce:
# If repo changed, re-exec ourselves.
#
argv = list(sys.argv)
argv.extend(rce.extra_args)
try:
os.execv(__file__, argv)
except OSError, e:
print >>sys.stderr, 'fatal: cannot restart repo after upgrade'
print >>sys.stderr, 'fatal: %s' % e
sys.exit(128)
if __name__ == '__main__':
_Main(sys.argv[1:])
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