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#!/usr/bin/python
# vim: set fileencoding=utf-8 :
#
# (C) 2006,2007 Guido Guenther <agx@sigxcpu.org>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""make a git archive out of a Debian source package"""
import sys
import re
import os
import tempfile
import glob
import gbp.command_wrappers as gbpc
from gbp.deb_utils import debian_version_chars
from gbp.git_utils import build_tag, GitRepository
from gbp.config import GbpOptionParser
from gbp.errors import GbpError
class DscFile(object):
"""Keeps all needed data read from a dscfile"""
pkg_re = re.compile('Source:\s+(?P<pkg>.+)\s*')
version_re = re.compile("Version:\s(\d+\:)?(?P<version>[%s]+)\s*$" % debian_version_chars)
tar_re = re.compile('^\s\w+\s\d+\s+(?P<tar>[^_]+_[^_]+(\.orig)?\.tar\.(gz|bz2))')
def __init__(self, dscfile):
self.dscfile = os.path.abspath(dscfile)
f = file(self.dscfile)
for line in f:
m = self.version_re.match(line)
if m:
if '-' in m.group('version'):
self.debian_version = m.group('version').split("-")[-1]
self.upstream_version = "-".join(m.group('version').split("-")[0:-1])
self.native = False
else:
self.native = True # Debian native package
self.upstream_version = m.group('version')
continue
m = self.pkg_re.match(line)
if m:
self.pkg = m.group('pkg')
continue
m = self.tar_re.match(line)
if m:
fromdir = os.path.dirname(dscfile)
self.tgz = os.path.join(fromdir, m.group('tar'))
continue
f.close()
def parse_dsc(dscfile):
"""parse dsc by creating a DscFile object"""
try:
dsc = DscFile(dscfile)
except IOError, err:
print >>sys.stderr, "Error reading dsc file: %s" % err
dsc = None
else:
try:
if dsc.native:
print "Debian Native Package"
print "Version:", dsc.upstream_version
else:
print "Upstream version:", dsc.upstream_version
print "Debian version:", dsc.debian_version
except AttributeError:
print >>sys.stderr, "Error parsing dsc file %s" % dscfile
dsc = None
return dsc
def import_initial(src, dirs, options, tagger, filter):
"""
import the intial version and (in the case of a non native package) create
the 'upstream' branch. Tag everything appropriately.
"""
try:
unpackTGZ = gbpc.UnpackTarArchive(src.tgz, dirs['tmp'], filter=filter)
unpackTGZ()
except gbpc.CommandExecFailed:
print >>sys.stderr, "Unpacking of %s failed" % src.tgz
gbpc.RemoveTree(dirs['tmp'])()
return False
try:
dirs['git'] = glob.glob('%s/*' % unpackTGZ.dir)[0]
os.chdir(dirs['git'])
gbpc.GitInitDB()()
gbpc.GitAdd()(['.'])
gbpc.GitCommitAll()(
msg="Imported %s version %s" % (['upstream', 'Debian'][src.native],
src.upstream_version))
format = [options.upstream_tag, options.debian_tag][src.native]
tagger(build_tag(format, src.upstream_version),
msg="Upstream version %s" % src.upstream_version)
if not src.native:
gbpc.GitBranch()(options.upstream_branch)
except gbpc.CommandExecFailed:
print >>sys.stderr, "Creation of git repository failed"
gbpc.RemoveTree(unpackTGZ.dir)()
return False
return True
def apply_debian_patch(src, dirs, options, tagger, filter):
"""apply the debian patch and tag appropriately"""
try:
version = "%s-%s" % (src.upstream_version, src.debian_version)
gbpc.DpkgSourceExtract()(src.dscfile, dirs['dpkg-src'])
os.chdir(dirs['git'])
repo = GitRepository('.')
old = set(repo.index_files())
new = set(gbpc.copy_from(dirs['dpkg-src'], filter))
gbpc.GitAdd()(['.'])
files = [ obj for obj in old - new if not os.path.isdir(obj)]
if files:
gbpc.GitRm()(files)
if not repo.is_clean()[0]:
gbpc.GitCommitAll()(msg="Imported Debian patch %s" % version)
else:
print "Nothing to commit, nothing imported."
tagger(build_tag(options.debian_tag, version),
msg="Debian release %s" % version)
except gbpc.CommandExecFailed:
print >>sys.stderr, "Failed to import Debian package"
return False
return True
def move_tree(src, dirs):
"""rename the temporary unpack directory to it's final name"""
try:
os.rename(dirs['git'], src.pkg)
except OSError, err:
print >>sys.stderr, "Cannot move git repository '%s' to it's final location '%s': %s" % (dirs['git'],
os.path.abspath(src.pkg), err)
return False
else:
gbpc.RemoveTree(dirs['tmp'])()
return True
def create_debian_branch(debian_branch, dirs):
os.chdir(dirs['git'])
repo = GitRepository('.')
if repo.get_branch() != debian_branch:
if not repo.has_branch(debian_branch):
print "Creating Debian branch '%s'" % debian_branch
gbpc.GitBranch()(debian_branch)
gbpc.GitCheckoutBranch(debian_branch)
os.chdir(dirs['top'])
def main(argv):
dirs = {'top': os.path.abspath(os.curdir)}
ret = 0
parser = GbpOptionParser(command=os.path.basename(argv[0]), prefix='',
usage='%prog [options] /path/to/package.dsc')
parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False,
help="verbose command execution")
parser.add_config_file_option(option_name="debian-branch", dest='debian_branch',
help="branch the debian patch is being developed on, default is '%(debian-branch)s'")
parser.add_config_file_option(option_name="upstream-branch", dest="upstream_branch",
help="upstream branch, default is '%(upstream-branch)s'")
parser.add_config_file_option(option_name="sign-tags", dest="sign_tags",
help="sign git tags", action="store_true")
parser.add_config_file_option(option_name="keyid", dest="keyid",
help="GPG keyid to sign tags with")
parser.add_config_file_option(option_name="debian-tag", dest="debian_tag",
help="Format string for debian tags, default is '%(debian-tag)s'")
parser.add_config_file_option(option_name="upstream-tag", dest="upstream_tag",
help="Format string for upstream tags, default is '%(upstream-tag)s'")
parser.add_config_file_option(option_name="filter", dest="filter",
help="files to filter out during import")
(options, args) = parser.parse_args(argv[1:])
if options.verbose:
gbpc.Command.verbose = True
gitTag = gbpc.GitTag(options.sign_tags, options.keyid)
try:
if len(args) != 1:
parser.print_help()
raise GbpError
else:
src = parse_dsc(args[0])
if not src:
raise GbpError
dirs['tmp'] = os.path.abspath(tempfile.mkdtemp(dir='.'))
if not import_initial(src, dirs, options, gitTag, options.filter):
raise GbpError
os.chdir(dirs['top'])
if not src.native:
dirs['unpack'] = os.path.join(dirs['tmp'], 'unpack')
os.mkdir(dirs['unpack'])
dirs['dpkg-src'] = os.path.join(dirs['unpack'],
"%s-%s-%s" % (src.pkg, src.upstream_version, src.debian_version))
if not apply_debian_patch(src, dirs, options, gitTag, options.filter):
raise GbpError
create_debian_branch(options.debian_branch, dirs)
os.chdir(dirs['top'])
if not move_tree(src, dirs):
raise GbpError
except GbpError, err:
if len(err.__str__()):
print >>sys.stderr, err
ret = 1
os.chdir(dirs['top'])
if not ret:
print 'Everything imported under %s' % src.pkg
if __name__ == '__main__':
sys.exit(main(sys.argv))
# vim:et:ts=4:sw=4:et:sts=4:ai:set list listchars=tab\:»·,trail\:·:
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