89a9ecef9e
We have moved on to a git world. BUG=None TEST=None R=borenet@google.com Review URL: https://codereview.chromium.org/691203002
294 lines
9.2 KiB
Python
Executable File
294 lines
9.2 KiB
Python
Executable File
#!/usr/bin/python
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# Copyright (c) 2013 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""
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submit_try: Submit a try request.
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This is a thin wrapper around the try request utilities in depot_tools which
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adds some validation and supports both git and svn.
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"""
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import httplib
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import json
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import os
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import re
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import shutil
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import subprocess
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import sys
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import tempfile
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import retrieve_from_googlesource
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# Alias which can be used to run a try on every builder.
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ALL_BUILDERS = 'all'
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# Alias which can be used to run a try on all compile builders.
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COMPILE_BUILDERS = 'compile'
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# Alias which can be used to run a try on all builders that are run in the CQ.
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CQ_BUILDERS = 'cq'
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# Alias which can be used to specify a regex to choose builders.
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REGEX = 'regex'
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ALL_ALIASES = [ALL_BUILDERS, COMPILE_BUILDERS, REGEX, CQ_BUILDERS]
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LARGE_NUMBER_OF_BOTS = 5
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GIT = 'git.bat' if os.name == 'nt' else 'git'
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# URL of the slaves.cfg file in the Skia buildbot sources.
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SKIA_REPO = 'https://skia.googlesource.com/buildbot'
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SLAVES_CFG_PATH = 'master/slaves.cfg'
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# All try builders have this suffix.
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TRYBOT_SUFFIX = '-Trybot'
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# String for matching the svn url of the try server inside codereview.settings.
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TRYSERVER_SVN_URL = 'TRYSERVER_SVN_URL: '
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# Strings used for matching svn config properties.
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URL_STR = 'URL'
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REPO_ROOT_STR = 'Repository Root'
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def FindDepotTools():
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""" Find depot_tools on the local machine and return its location. """
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which_cmd = 'where' if os.name == 'nt' else 'which'
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cmd = [which_cmd, 'gcl']
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proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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if proc.wait() != 0:
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raise Exception('Couldn\'t find depot_tools in PATH!')
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gcl = proc.communicate()[0].split('\n')[0].rstrip()
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depot_tools_dir = os.path.dirname(gcl)
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return depot_tools_dir
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def GetCheckoutRoot():
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""" Determine where the local checkout is rooted."""
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cmd = ['git', 'rev-parse', '--show-toplevel']
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proc = subprocess.Popen(cmd, stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT)
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if proc.wait() != 0:
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raise Exception('Couldn\'t find checkout root!')
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return os.path.basename(proc.communicate()[0])
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def GetTryRepo():
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"""Determine the TRYSERVER_SVN_URL from the codereview.settings file."""
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codereview_settings_file = os.path.join(os.path.dirname(__file__), os.pardir,
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'codereview.settings')
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with open(codereview_settings_file) as f:
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for line in f:
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if line.startswith(TRYSERVER_SVN_URL):
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return line[len(TRYSERVER_SVN_URL):].rstrip()
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raise Exception('Couldn\'t determine the TRYSERVER_SVN_URL. Make sure it is '
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'defined in the %s file.' % codereview_settings_file)
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def RetrieveTrybotList():
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"""Retrieve the list of known trybots from the checked-in buildbot
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configuration."""
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# Retrieve the slaves.cfg file from the repository.
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slaves_cfg_text = retrieve_from_googlesource.get(SKIA_REPO, SLAVES_CFG_PATH)
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# Execute the slaves.cfg file to obtain the list of slaves.
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vars = {}
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exec(slaves_cfg_text, vars)
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slaves_cfg = vars['slaves']
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# Pull the list of known builders from the slaves list.
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trybots = set()
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for slave in slaves_cfg:
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for builder in slave['builder']:
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if not builder.endswith(TRYBOT_SUFFIX):
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trybots.add(builder)
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return list(trybots), vars['cq_trybots']
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def ValidateArgs(argv, trybots, cq_trybots, is_svn=True):
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""" Parse and validate command-line arguments. If the arguments are valid,
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returns a tuple of (<changelist name>, <list of trybots>).
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trybots: list of strings; A list of the known try builders.
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cq_trybots: list of strings; Trybots who get run by the commit queue.
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is_svn: bool; whether or not we're in an svn checkout.
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"""
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class CollectedArgs(object):
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def __init__(self, bots, changelist, revision):
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self._bots = bots
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self._changelist = changelist
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self._revision = revision
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@property
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def bots(self):
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for bot in self._bots:
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yield bot
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@property
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def changelist(self):
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return self._changelist
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@property
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def revision(self):
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return self._revision
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usage = (
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"""submit_try: Submit a try request.
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submit_try %s--bot <buildername> [<buildername> ...]
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-b, --bot Builder(s) or Alias on which to run the try. Required.
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Allowed aliases: %s
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-h, --help Show this message.
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-r <revision#> Revision from which to run the try.
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-l, --list_bots List the available try builders and aliases and exit.
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""" % ('<changelist> ' if is_svn else '', ALL_ALIASES))
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def Error(msg=None):
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if msg:
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print msg
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print usage
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sys.exit(1)
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using_bots = None
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changelist = None
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revision = None
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while argv:
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arg = argv.pop(0)
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if arg == '-h' or arg == '--help':
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Error()
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elif arg == '-l' or arg == '--list_bots':
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format_args = ['\n '.join(sorted(trybots))] + \
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ALL_ALIASES + \
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['\n '.join(sorted(cq_trybots))]
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print (
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"""
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submit_try: Available builders:\n %s
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Can also use the following aliases to run on groups of builders-
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%s: Will run against all trybots.
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%s: Will run against all compile trybots.
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%s: You will be prompted to enter a regex to select builders with.
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%s: Will run against the same trybots as the commit queue:\n %s
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""" % tuple(format_args))
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sys.exit(0)
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elif arg == '-b' or arg == '--bot':
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if using_bots:
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Error('--bot specified multiple times.')
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if len(argv) < 1:
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Error('You must specify a builder with "--bot".')
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using_bots = []
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while argv and not argv[0].startswith('-'):
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for bot in argv.pop(0).split(','):
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if bot in ALL_ALIASES:
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if using_bots:
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Error('Cannot specify "%s" with additional builder names or '
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'aliases.' % bot)
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elif bot == COMPILE_BUILDERS:
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using_bots = [t for t in trybots if t.startswith('Build')]
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elif bot == CQ_BUILDERS:
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using_bots = cq_trybots
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elif bot == REGEX:
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while True:
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regex = raw_input("Enter your trybot regex: ")
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p = re.compile(regex)
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using_bots = [t for t in trybots if p.match(t)]
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print '\n\nTrybots that match your regex:\n%s\n\n' % '\n'.join(
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using_bots)
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if raw_input('Re-enter regex? [y,n]: ') == 'n':
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break
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break
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else:
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if not bot in trybots:
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Error('Unrecognized builder: %s' % bot)
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using_bots.append(bot)
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elif arg == '-r':
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if len(argv) < 1:
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Error('You must specify a revision with "-r".')
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revision = argv.pop(0)
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else:
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if changelist or not is_svn:
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Error('Unknown argument: %s' % arg)
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changelist = arg
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if is_svn and not changelist:
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Error('You must specify a changelist name.')
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if not using_bots:
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Error('You must specify one or more builders using --bot.')
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if len(using_bots) > LARGE_NUMBER_OF_BOTS:
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are_you_sure = raw_input('Running a try on a large number of bots is very '
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'expensive. You may be able to get enough '
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'information by running on a smaller set of bots. '
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'Are you sure you want to do this? [y,n]: ')
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if are_you_sure != 'y':
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Error()
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return CollectedArgs(bots=using_bots, changelist=changelist,
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revision=revision)
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def SubmitTryRequest(trybots, revision=None):
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""" Submits a try request on the given list of trybots.
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Args:
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trybots: list of strings; the names of the try builders to run.
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revision: optional string; the revision from which to run the try.
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"""
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botlist = ','.join(['%s%s' % (bot, TRYBOT_SUFFIX) for bot in trybots])
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# Find depot_tools. This is needed to import git_cl and trychange.
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sys.path.append(FindDepotTools())
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import git_cl
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import trychange
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cmd = [GIT, 'diff', git_cl.Changelist().GetUpstreamBranch(),
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'--no-ext-diff']
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proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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git_data = proc.communicate()
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if git_data[0] is None:
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raise Exception('Failed to capture git diff!')
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temp_dir = tempfile.mkdtemp()
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try:
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diff_file = os.path.join(temp_dir, 'patch.diff')
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with open(diff_file, 'wb') as f:
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f.write(git_data[0])
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f.close()
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try_args = ['--use_svn',
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'--svn_repo', GetTryRepo(),
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'--root', GetCheckoutRoot(),
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'--bot', botlist,
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'--diff', diff_file,
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]
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if revision:
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try_args.extend(['-r', revision])
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# Submit the try request.
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trychange.TryChange(try_args, None, False)
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finally:
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shutil.rmtree(temp_dir)
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def main():
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# Retrieve the list of active try builders from the build master.
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trybots, cq_trybots = RetrieveTrybotList()
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# Determine if we're in an SVN checkout.
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is_svn = os.path.isdir('.svn')
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# Parse and validate the command-line arguments.
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args = ValidateArgs(sys.argv[1:], trybots=trybots, cq_trybots=cq_trybots,
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is_svn=is_svn)
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# Submit the try request.
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SubmitTryRequest(args.bots, args.revision)
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if __name__ == '__main__':
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sys.exit(main())
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