M7350/oe-core/bitbake/lib/bb/fetch/bzr.py
2024-09-09 08:52:07 +00:00

149 lines
4.6 KiB
Python

"""
BitBake 'Fetch' implementation for bzr.
"""
# Copyright (C) 2007 Ross Burton
# Copyright (C) 2007 Richard Purdie
#
# Classes for obtaining upstream sources for the
# BitBake build tools.
# Copyright (C) 2003, 2004 Chris Larson
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import os
import sys
import logging
import bb
from bb import data
from bb.fetch import Fetch, FetchError, runfetchcmd, logger
class Bzr(Fetch):
def supports(self, url, ud, d):
return ud.type in ['bzr']
def localpath (self, url, ud, d):
# Create paths to bzr checkouts
relpath = self._strip_leading_slashes(ud.path)
ud.pkgdir = os.path.join(data.expand('${BZRDIR}', d), ud.host, relpath)
revision = Fetch.srcrev_internal_helper(ud, d)
if revision is True:
ud.revision = self.latest_revision(url, ud, d)
elif revision:
ud.revision = revision
if not ud.revision:
ud.revision = self.latest_revision(url, ud, d)
ud.localfile = data.expand('bzr_%s_%s_%s.tar.gz' % (ud.host, ud.path.replace('/', '.'), ud.revision), d)
return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
def _buildbzrcommand(self, ud, d, command):
"""
Build up an bzr commandline based on ud
command is "fetch", "update", "revno"
"""
basecmd = data.expand('${FETCHCMD_bzr}', d)
proto = ud.parm.get('proto', 'http')
bzrroot = ud.host + ud.path
options = []
if command == "revno":
bzrcmd = "%s revno %s %s://%s" % (basecmd, " ".join(options), proto, bzrroot)
else:
if ud.revision:
options.append("-r %s" % ud.revision)
if command == "fetch":
bzrcmd = "%s co %s %s://%s" % (basecmd, " ".join(options), proto, bzrroot)
elif command == "update":
bzrcmd = "%s pull %s --overwrite" % (basecmd, " ".join(options))
else:
raise FetchError("Invalid bzr command %s" % command)
return bzrcmd
def go(self, loc, ud, d):
"""Fetch url"""
if os.access(os.path.join(ud.pkgdir, os.path.basename(ud.pkgdir), '.bzr'), os.R_OK):
bzrcmd = self._buildbzrcommand(ud, d, "update")
logger.debug(1, "BZR Update %s", loc)
os.chdir(os.path.join (ud.pkgdir, os.path.basename(ud.path)))
runfetchcmd(bzrcmd, d)
else:
bb.utils.remove(os.path.join(ud.pkgdir, os.path.basename(ud.pkgdir)), True)
bzrcmd = self._buildbzrcommand(ud, d, "fetch")
logger.debug(1, "BZR Checkout %s", loc)
bb.utils.mkdirhier(ud.pkgdir)
os.chdir(ud.pkgdir)
logger.debug(1, "Running %s", bzrcmd)
runfetchcmd(bzrcmd, d)
os.chdir(ud.pkgdir)
scmdata = ud.parm.get("scmdata", "")
if scmdata == "keep":
tar_flags = ""
else:
tar_flags = "--exclude '.bzr' --exclude '.bzrtags'"
# tar them up to a defined filename
try:
runfetchcmd("tar %s -czf %s %s" % (tar_flags, ud.localpath, os.path.basename(ud.pkgdir)), d)
except:
t, v, tb = sys.exc_info()
try:
os.unlink(ud.localpath)
except OSError:
pass
raise t, v, tb
def supports_srcrev(self):
return True
def _revision_key(self, url, ud, d):
"""
Return a unique key for the url
"""
return "bzr:" + ud.pkgdir
def _latest_revision(self, url, ud, d):
"""
Return the latest upstream revision number
"""
logger.debug(2, "BZR fetcher hitting network for %s", url)
output = runfetchcmd(self._buildbzrcommand(ud, d, "revno"), d, True)
return output.strip()
def _sortable_revision(self, url, ud, d):
"""
Return a sortable revision number which in our case is the revision number
"""
return self._build_revision(url, ud, d)
def _build_revision(self, url, ud, d):
return ud.revision