154 lines
4.9 KiB
Python
154 lines
4.9 KiB
Python
"""
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BitBake 'Fetch' implementation for bzr.
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"""
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# Copyright (C) 2007 Ross Burton
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# Copyright (C) 2007 Richard Purdie
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#
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# Classes for obtaining upstream sources for the
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# BitBake build tools.
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# Copyright (C) 2003, 2004 Chris Larson
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import os
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import sys
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import bb
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from bb import data
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from bb.fetch import Fetch
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from bb.fetch import FetchError
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from bb.fetch import runfetchcmd
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class Bzr(Fetch):
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def supports(self, url, ud, d):
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return ud.type in ['bzr']
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def localpath (self, url, ud, d):
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# Create paths to bzr checkouts
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relpath = ud.path
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if relpath.startswith('/'):
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# Remove leading slash as os.path.join can't cope
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relpath = relpath[1:]
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ud.pkgdir = os.path.join(data.expand('${BZRDIR}', d), ud.host, relpath)
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revision = Fetch.srcrev_internal_helper(ud, d)
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if revision is True:
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ud.revision = self.latest_revision(url, ud, d)
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elif revision:
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ud.revision = revision
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if not ud.revision:
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ud.revision = self.latest_revision(url, ud, d)
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ud.localfile = data.expand('bzr_%s_%s_%s.tar.gz' % (ud.host, ud.path.replace('/', '.'), ud.revision), d)
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return os.path.join(data.getVar("DL_DIR", d, True), ud.localfile)
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def _buildbzrcommand(self, ud, d, command):
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"""
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Build up an bzr commandline based on ud
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command is "fetch", "update", "revno"
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"""
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basecmd = data.expand('${FETCHCMD_bzr}', d)
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proto = "http"
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if "proto" in ud.parm:
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proto = ud.parm["proto"]
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bzrroot = ud.host + ud.path
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options = []
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if command is "revno":
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bzrcmd = "%s revno %s %s://%s" % (basecmd, " ".join(options), proto, bzrroot)
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else:
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if ud.revision:
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options.append("-r %s" % ud.revision)
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if command is "fetch":
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bzrcmd = "%s co %s %s://%s" % (basecmd, " ".join(options), proto, bzrroot)
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elif command is "update":
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bzrcmd = "%s pull %s --overwrite" % (basecmd, " ".join(options))
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else:
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raise FetchError("Invalid bzr command %s" % command)
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return bzrcmd
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def go(self, loc, ud, d):
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"""Fetch url"""
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# try to use the tarball stash
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if Fetch.try_mirror(d, ud.localfile):
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bb.msg.debug(1, bb.msg.domain.Fetcher, "%s already exists or was mirrored, skipping bzr checkout." % ud.localpath)
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return
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if os.access(os.path.join(ud.pkgdir, os.path.basename(ud.pkgdir), '.bzr'), os.R_OK):
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bzrcmd = self._buildbzrcommand(ud, d, "update")
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bb.msg.debug(1, bb.msg.domain.Fetcher, "BZR Update %s" % loc)
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os.chdir(os.path.join (ud.pkgdir, os.path.basename(ud.path)))
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runfetchcmd(bzrcmd, d)
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else:
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os.system("rm -rf %s" % os.path.join(ud.pkgdir, os.path.basename(ud.pkgdir)))
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bzrcmd = self._buildbzrcommand(ud, d, "fetch")
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bb.msg.debug(1, bb.msg.domain.Fetcher, "BZR Checkout %s" % loc)
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bb.mkdirhier(ud.pkgdir)
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os.chdir(ud.pkgdir)
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bb.msg.debug(1, bb.msg.domain.Fetcher, "Running %s" % bzrcmd)
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runfetchcmd(bzrcmd, d)
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os.chdir(ud.pkgdir)
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# tar them up to a defined filename
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try:
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runfetchcmd("tar -czf %s %s" % (ud.localpath, os.path.basename(ud.pkgdir)), d)
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except:
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t, v, tb = sys.exc_info()
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try:
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os.unlink(ud.localpath)
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except OSError:
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pass
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raise t, v, tb
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def suppports_srcrev(self):
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return True
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def _revision_key(self, url, ud, d):
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"""
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Return a unique key for the url
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"""
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return "bzr:" + ud.pkgdir
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def _latest_revision(self, url, ud, d):
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"""
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Return the latest upstream revision number
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"""
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bb.msg.debug(2, bb.msg.domain.Fetcher, "BZR fetcher hitting network for %s" % url)
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output = runfetchcmd(self._buildbzrcommand(ud, d, "revno"), d, True)
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return output.strip()
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def _sortable_revision(self, url, ud, d):
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"""
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Return a sortable revision number which in our case is the revision number
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"""
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return self._build_revision(url, ud, d)
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def _build_revision(self, url, ud, d):
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return ud.revision
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