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# This file is part of Buildbot. Buildbot 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, version 2.
#
# 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.
#
# Copyright Buildbot Team Members
import os
from twisted.python import log
from twisted.internet import defer
from buildbot.process import buildstep
from buildbot.steps.source.base import Source
from buildbot.interfaces import BuildSlaveTooOldError
class Bzr(Source):
name = 'bzr'
renderables = [ 'repourl', 'baseURL' ]
def __init__(self, repourl=None, baseURL=None, mode='incremental',
method=None, defaultBranch=None, **kwargs):
self.repourl = repourl
self.baseURL = baseURL
self.branch = defaultBranch
self.mode = mode
self.method = method
Source.__init__(self, **kwargs)
if repourl and baseURL:
raise ValueError("you must provide exactly one of repourl and"
" baseURL")
if repourl is None and baseURL is None:
raise ValueError("you must privide at least one of repourl and"
" baseURL")
if baseURL is not None and defaultBranch is None:
raise ValueError("you must provide defaultBranch with baseURL")
assert self.mode in ['incremental', 'full']
if self.mode == 'full':
assert self.method in ['clean', 'fresh', 'clobber', 'copy', None]
def startVC(self, branch, revision, patch):
if branch:
self.branch = branch
self.revision = revision
self.method = self._getMethod()
self.stdio_log = self.addLogForRemoteCommands("stdio")
if self.repourl is None:
self.repourl = os.path.join(self.baseURL, self.branch)
d = self.checkBzr()
def checkInstall(bzrInstalled):
if not bzrInstalled:
raise BuildSlaveTooOldError("bzr is not installed on slave")
return 0
d.addCallback(checkInstall)
if self.mode == 'full':
d.addCallback(lambda _: self.full())
elif self.mode == 'incremental':
d.addCallback(lambda _: self.incremental())
d.addCallback(self.parseGotRevision)
d.addCallback(self.finish)
d.addErrback(self.failed)
return d
def incremental(self):
d = self._sourcedirIsUpdatable()
def _cmd(updatable):
if updatable:
command = ['update']
else:
command = ['checkout', self.repourl, '.']
if self.revision:
command.extend(['-r', self.revision])
return command
d.addCallback(_cmd)
d.addCallback(self._dovccmd)
return d
@defer.inlineCallbacks
def full(self):
if self.method == 'clobber':
yield self.clobber()
return
elif self.method == 'copy':
self.workdir = 'source'
yield self.copy()
return
updatable = self._sourcedirIsUpdatable()
if not updatable:
log.msg("No bzr repo present, making full checkout")
yield self._doFull()
elif self.method == 'clean':
yield self.clean()
elif self.method == 'fresh':
yield self.fresh()
else:
raise ValueError("Unknown method, check your configuration")
def clobber(self):
cmd = buildstep.RemoteCommand('rmdir', {'dir': self.workdir,
'logEnviron': self.logEnviron,})
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
def checkRemoval(res):
if res != 0:
raise RuntimeError("Failed to delete directory")
return res
d.addCallback(lambda _: checkRemoval(cmd.rc))
d.addCallback(lambda _: self._doFull())
return d
def copy(self):
cmd = buildstep.RemoteCommand('rmdir', {'dir': 'build',
'logEnviron': self.logEnviron,})
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
d.addCallback(lambda _: self.incremental())
def copy(_):
cmd = buildstep.RemoteCommand('cpdir',
{'fromdir': 'source',
'todir':'build',
'logEnviron': self.logEnviron,})
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
return d
d.addCallback(copy)
return d
def clean(self):
d = self._dovccmd(['clean-tree', '--ignored', '--force'])
command = ['update']
if self.revision:
command.extend(['-r', self.revision])
d.addCallback(lambda _: self._dovccmd(command))
return d
def fresh(self):
d = self._dovccmd(['clean-tree', '--force'])
command = ['update']
if self.revision:
command.extend(['-r', self.revision])
d.addCallback(lambda _: self._dovccmd(command))
return d
def _doFull(self):
command = ['checkout', self.repourl, '.']
if self.revision:
command.extend(['-r', self.revision])
d = self._dovccmd(command)
return d
def finish(self, res):
d = defer.succeed(res)
def _gotResults(results):
self.setStatus(self.cmd, results)
log.msg("Closing log, sending result of the command %s " % \
(self.cmd))
return results
d.addCallback(_gotResults)
d.addCallbacks(self.finished, self.checkDisconnect)
return d
def _sourcedirIsUpdatable(self):
return self.pathExists(self.build.path_module.join(self.workdir, '.bzr'))
def computeSourceRevision(self, changes):
if not changes:
return None
lastChange = max([int(c.revision) for c in changes])
return lastChange
def _dovccmd(self, command, abandonOnFailure=True, collectStdout=False):
cmd = buildstep.RemoteShellCommand(self.workdir, ['bzr'] + command,
env=self.env,
logEnviron=self.logEnviron,
timeout=self.timeout,
collectStdout=collectStdout)
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
def evaluateCommand(cmd):
if abandonOnFailure and cmd.didFail():
log.msg("Source step failed while running command %s" % cmd)
raise buildstep.BuildStepFailed()
if collectStdout:
return cmd.stdout
else:
return cmd.rc
d.addCallback(lambda _: evaluateCommand(cmd))
return d
def checkBzr(self):
d = self._dovccmd(['--version'])
def check(res):
if res == 0:
return True
return False
d.addCallback(check)
return d
def _getMethod(self):
if self.method is not None and self.mode != 'incremental':
return self.method
elif self.mode == 'incremental':
return None
elif self.method is None and self.mode == 'full':
return 'fresh'
def parseGotRevision(self, _):
d = self._dovccmd(["version-info", "--custom", "--template='{revno}"],
collectStdout=True)
def setrev(stdout):
revision = stdout.strip("'")
try:
int(revision)
except ValueError:
log.msg("Invalid revision number")
raise buildstep.BuildStepFailed()
log.msg("Got Git revision %s" % (revision, ))
self.updateSourceProperty('got_revision', revision)
return 0
d.addCallback(setrev)
return d
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