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Diffstat (limited to 'bitbake-dev/lib/bb/fetch/bzr.py')
| -rw-r--r-- | bitbake-dev/lib/bb/fetch/bzr.py | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/bitbake-dev/lib/bb/fetch/bzr.py b/bitbake-dev/lib/bb/fetch/bzr.py new file mode 100644 index 0000000000..b23e9eef86 --- /dev/null +++ b/bitbake-dev/lib/bb/fetch/bzr.py @@ -0,0 +1,154 @@ +""" +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 bb +from bb import data +from bb.fetch import Fetch +from bb.fetch import FetchError +from bb.fetch import MissingParameterError +from bb.fetch import runfetchcmd + +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 = ud.path + if relpath.startswith('/'): + # Remove leading slash as os.path.join can't cope + relpath = relpath[1:] + 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 = "http" + if "proto" in ud.parm: + proto = ud.parm["proto"] + + bzrroot = ud.host + ud.path + + options = [] + + if command is "revno": + bzrcmd = "%s revno %s %s://%s" % (basecmd, " ".join(options), proto, bzrroot) + else: + if ud.revision: + options.append("-r %s" % ud.revision) + + if command is "fetch": + bzrcmd = "%s co %s %s://%s" % (basecmd, " ".join(options), proto, bzrroot) + elif command is "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""" + + # try to use the tarball stash + if Fetch.try_mirror(d, ud.localfile): + bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists or was mirrored, skipping bzr checkout." % ud.localpath) + return + + if os.access(os.path.join(ud.pkgdir, os.path.basename(ud.pkgdir), '.bzr'), os.R_OK): + bzrcmd = self._buildbzrcommand(ud, d, "update") + bb.msg.debug(1, bb.msg.domain.Fetcher, "BZR Update %s" % loc) + os.chdir(os.path.join (ud.pkgdir, os.path.basename(ud.path))) + runfetchcmd(bzrcmd, d) + else: + os.system("rm -rf %s" % os.path.join(ud.pkgdir, os.path.basename(ud.pkgdir))) + bzrcmd = self._buildbzrcommand(ud, d, "fetch") + bb.msg.debug(1, bb.msg.domain.Fetcher, "BZR Checkout %s" % loc) + bb.mkdirhier(ud.pkgdir) + os.chdir(ud.pkgdir) + bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % bzrcmd) + runfetchcmd(bzrcmd, d) + + os.chdir(ud.pkgdir) + # tar them up to a defined filename + try: + runfetchcmd("tar -czf %s %s" % (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 suppports_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 + """ + bb.msg.debug(2, bb.msg.domain.Fetcher, "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 + |