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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
from email.Utils import formatdate
import time
import re
from twisted.python import log
from twisted.internet import defer
from buildbot.process import buildstep
from buildbot.steps.shell import StringFileWriter
from buildbot.steps.source.base import Source
from buildbot.interfaces import BuildSlaveTooOldError
class CVS(Source):
name = "cvs"
renderables = [ "cvsroot" ]
def __init__(self, cvsroot=None, cvsmodule='', mode='incremental',
method=None, branch=None, global_options=[], extra_options=[],
login=None, **kwargs):
self.cvsroot = cvsroot
self.cvsmodule = cvsmodule
self.branch = branch
self.global_options = global_options
self.extra_options = extra_options
self.login = login
self.mode = mode
self.method = method
self.srcdir = 'source'
Source.__init__(self, **kwargs)
def startVC(self, branch, revision, patch):
self.branch = branch
self.revision = revision
self.stdio_log = self.addLog("stdio")
self.method = self._getMethod()
d = self.checkCvs()
def checkInstall(cvsInstalled):
if not cvsInstalled:
raise BuildSlaveTooOldError("CVS is not installed on slave")
return 0
d.addCallback(checkInstall)
d.addCallback(self.checkLogin)
if self.mode == 'incremental':
d.addCallback(lambda _: self.incremental())
elif self.mode == 'full':
d.addCallback(lambda _: self.full())
d.addCallback(self.parseGotRevision)
d.addCallback(self.finish)
d.addErrback(self.failed)
return d
@defer.inlineCallbacks
def incremental(self):
updatable = yield self._sourcedirIsUpdatable()
if updatable:
rv = yield self.doUpdate()
else:
rv = yield self.clobber()
defer.returnValue(rv)
@defer.inlineCallbacks
def full(self):
if self.method == 'clobber':
rv = yield self.clobber()
defer.returnValue(rv)
return
elif self.method == 'copy':
rv = yield self.copy()
defer.returnValue(rv)
return
updatable = yield self._sourcedirIsUpdatable()
if not updatable:
log.msg("CVS repo not present, making full checkout")
rv = yield self.doCheckout(self.workdir)
elif self.method == 'clean':
rv = yield self.clean()
elif self.method == 'fresh':
rv = yield self.fresh()
else:
raise ValueError("Unknown method, check your configuration")
defer.returnValue(rv)
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.doCheckout(self.workdir))
return d
def fresh(self, ):
d = self.purge(True)
d.addCallback(lambda _: self.doUpdate())
return d
def clean(self, ):
d = self.purge(False)
d.addCallback(lambda _: self.doUpdate())
return d
def copy(self):
cmd = buildstep.RemoteCommand('rmdir', {'dir': self.workdir,
'logEnviron': self.logEnviron})
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
self.workdir = 'source'
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)
def resetWorkdir(_):
self.workdir = 'build'
return 0
d.addCallback(resetWorkdir)
return d
def purge(self, ignore_ignores):
command = ['cvsdiscard']
if ignore_ignores:
command += ['--ignore']
cmd = buildstep.RemoteShellCommand(self.workdir, command,
env=self.env,
logEnviron=self.logEnviron,
timeout=self.timeout)
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
def evaluate(cmd):
if cmd.didFail():
raise buildstep.BuildStepFailed()
return cmd.rc
d.addCallback(evaluate)
return d
def doCheckout(self, dir):
command = ['-d', self.cvsroot, '-z3', 'checkout', '-d', dir ]
command = self.global_options + command + self.extra_options
if self.branch:
command += ['-r', self.branch]
if self.revision:
command += ['-D', self.revision]
command += [ self.cvsmodule ]
d = self._dovccmd(command, '')
return d
def doUpdate(self):
command = ['-z3', 'update', '-dP']
branch = self.branch
# special case. 'cvs update -r HEAD -D today' gives no files; see #2351
if branch == 'HEAD' and self.revision:
branch = None
if branch:
command += ['-r', self.branch]
if self.revision:
command += ['-D', self.revision]
d = self._dovccmd(command)
return d
def finish(self, res):
d = defer.succeed(res)
def _gotResults(results):
self.setStatus(self.cmd, results)
return results
d.addCallback(_gotResults)
d.addCallbacks(self.finished, self.checkDisconnect)
return d
def checkLogin(self, _):
if self.login:
d = defer.succeed(0)
else:
d = self._dovccmd(['-d', self.cvsroot, 'login'])
def setLogin(res):
# this happens only if the login command succeeds.
self.login = True
return res
d.addCallback(setLogin)
return d
def _dovccmd(self, command, workdir=None):
if workdir is None:
workdir = self.workdir
if not command:
raise ValueError("No command specified")
cmd = buildstep.RemoteShellCommand(workdir, ['cvs'] +
command,
env=self.env,
timeout=self.timeout,
logEnviron=self.logEnviron)
cmd.useLog(self.stdio_log, False)
d = self.runCommand(cmd)
def evaluateCommand(cmd):
if cmd.rc != 0:
log.msg("Source step failed while running command %s" % cmd)
raise buildstep.BuildStepFailed()
return cmd.rc
d.addCallback(lambda _: evaluateCommand(cmd))
return d
@defer.inlineCallbacks
def _sourcedirIsUpdatable(self):
myFileWriter = StringFileWriter()
args = {
'workdir': self.build.path_module.join(self.workdir, 'CVS'),
'writer': myFileWriter,
'maxsize': None,
'blocksize': 32*1024,
}
cmd = buildstep.RemoteCommand('uploadFile',
dict(slavesrc='Root', **args),
ignore_updates=True)
yield self.runCommand(cmd)
if cmd.rc is not None and cmd.rc != 0:
defer.returnValue(False)
return
# on Windows, the cvsroot may not contain the password, so compare to
# both
cvsroot_without_pw = re.sub("(:pserver:[^:]*):[^@]*(@.*)",
r"\1\2", self.cvsroot)
if myFileWriter.buffer.strip() not in (self.cvsroot,
cvsroot_without_pw):
defer.returnValue(False)
return
myFileWriter.buffer = ""
cmd = buildstep.RemoteCommand('uploadFile',
dict(slavesrc='Repository', **args),
ignore_updates=True)
yield self.runCommand(cmd)
if cmd.rc is not None and cmd.rc != 0:
defer.returnValue(False)
return
if myFileWriter.buffer.strip() != self.cvsmodule:
defer.returnValue(False)
return
defer.returnValue(True)
def parseGotRevision(self, res):
revision = time.strftime("%Y-%m-%d %H:%M:%S +0000", time.gmtime())
self.updateSourceProperty('got_revision', revision)
return res
def checkCvs(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 computeSourceRevision(self, changes):
if not changes:
return None
lastChange = max([c.when for c in changes])
lastSubmit = max([br.submittedAt for br in self.build.requests])
when = (lastChange + lastSubmit) / 2
return formatdate(when)
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