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master.py
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/
master.py
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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, types, re
from twisted.python import runtime
from twisted.internet import reactor
from buildbot.process.buildstep import BuildStep
from buildbot.process.buildstep import SUCCESS, FAILURE
from twisted.internet.protocol import ProcessProtocol
class MasterShellCommand(BuildStep):
"""
Run a shell command locally - on the buildmaster. The shell command
COMMAND is specified just as for a RemoteShellCommand. Note that extra
logfiles are not supported.
"""
name='MasterShellCommand'
description='Running'
descriptionDone='Ran'
descriptionSuffix = None
renderables = [ 'command', 'env', 'description', 'descriptionDone', 'descriptionSuffix' ]
haltOnFailure = True
flunkOnFailure = True
def __init__(self, command,
description=None, descriptionDone=None, descriptionSuffix=None,
env=None, path=None, usePTY=0,
**kwargs):
BuildStep.__init__(self, **kwargs)
self.command=command
if description:
self.description = description
if isinstance(self.description, str):
self.description = [self.description]
if descriptionDone:
self.descriptionDone = descriptionDone
if isinstance(self.descriptionDone, str):
self.descriptionDone = [self.descriptionDone]
if descriptionSuffix:
self.descriptionSuffix = descriptionSuffix
if isinstance(self.descriptionSuffix, str):
self.descriptionSuffix = [self.descriptionSuffix]
self.env=env
self.path=path
self.usePTY=usePTY
class LocalPP(ProcessProtocol):
def __init__(self, step):
self.step = step
def outReceived(self, data):
self.step.stdio_log.addStdout(data)
def errReceived(self, data):
self.step.stdio_log.addStderr(data)
def processEnded(self, status_object):
self.step.stdio_log.addHeader("exit status %d\n" % status_object.value.exitCode)
self.step.processEnded(status_object)
def start(self):
# render properties
command = self.command
# set up argv
if type(command) in types.StringTypes:
if runtime.platformType == 'win32':
argv = os.environ['COMSPEC'].split() # allow %COMSPEC% to have args
if '/c' not in argv: argv += ['/c']
argv += [command]
else:
# for posix, use /bin/sh. for other non-posix, well, doesn't
# hurt to try
argv = ['/bin/sh', '-c', command]
else:
if runtime.platformType == 'win32':
argv = os.environ['COMSPEC'].split() # allow %COMSPEC% to have args
if '/c' not in argv: argv += ['/c']
argv += list(command)
else:
argv = command
self.stdio_log = stdio_log = self.addLog("stdio")
if type(command) in types.StringTypes:
stdio_log.addHeader(command.strip() + "\n\n")
else:
stdio_log.addHeader(" ".join(command) + "\n\n")
stdio_log.addHeader("** RUNNING ON BUILDMASTER **\n")
stdio_log.addHeader(" in dir %s\n" % os.getcwd())
stdio_log.addHeader(" argv: %s\n" % (argv,))
self.step_status.setText(self.describe())
if self.env is None:
env = os.environ
else:
assert isinstance(self.env, dict)
env = self.env
# do substitution on variable values matching pattern: ${name}
p = re.compile('\${([0-9a-zA-Z_]*)}')
def subst(match):
return os.environ.get(match.group(1), "")
newenv = {}
for key in env.keys():
if env[key] is not None:
newenv[key] = p.sub(subst, env[key])
env = newenv
stdio_log.addHeader(" env: %r\n" % (env,))
# TODO add a timeout?
reactor.spawnProcess(self.LocalPP(self), argv[0], argv,
path=self.path, usePTY=self.usePTY, env=env )
# (the LocalPP object will call processEnded for us)
def processEnded(self, status_object):
if status_object.value.exitCode != 0:
self.descriptionDone = ["failed (%d)" % status_object.value.exitCode]
self.step_status.setText(self.describe(done=True))
self.finished(FAILURE)
else:
self.step_status.setText(self.describe(done=True))
self.finished(SUCCESS)
def describe(self, done=False):
desc = self.descriptionDone if done else self.description
if self.descriptionSuffix:
desc = desc[:]
desc.extend(self.descriptionSuffix)
return desc