From 4dccd92439f3b21056c53f2317249228067defe6 Mon Sep 17 00:00:00 2001 From: Yu Ke Date: Mon, 10 Jan 2011 14:23:36 +0000 Subject: bitbake: copy bb.fetch to bb.fetch2 as initial code base for fetcher overhaul Signed-off-by: Yu Ke Signed-off-by: Richard Purdie --- bitbake/lib/bb/fetch2/bzr.py | 148 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 bitbake/lib/bb/fetch2/bzr.py (limited to 'bitbake/lib/bb/fetch2/bzr.py') diff --git a/bitbake/lib/bb/fetch2/bzr.py b/bitbake/lib/bb/fetch2/bzr.py new file mode 100644 index 0000000000..afaf799900 --- /dev/null +++ b/bitbake/lib/bb/fetch2/bzr.py @@ -0,0 +1,148 @@ +""" +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 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""" + + 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.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 -- cgit v1.2.3-54-g00ecf