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Viewing changes to Tools/Scripts/webkitpy/tool/bot/sheriff.py

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2013-02-18 14:24:18 UTC
  • Revision ID: package-import@ubuntu.com-20130218142418-eon0jmjg3nj438uy
Tags: upstream-2.3
Import upstream version 2.3

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Tools/Scripts/webkitpy/tool/bot/sheriff.py
 
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# Copyright (c) 2010 Google Inc. All rights reserved.
 
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#
 
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# Redistribution and use in source and binary forms, with or without
 
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# modification, are permitted provided that the following conditions are
 
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# met:
 
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#
 
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#     * Redistributions of source code must retain the above copyright
 
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# notice, this list of conditions and the following disclaimer.
 
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#     * Redistributions in binary form must reproduce the above
 
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# copyright notice, this list of conditions and the following disclaimer
 
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# in the documentation and/or other materials provided with the
 
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# distribution.
 
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#     * Neither the name of Google Inc. nor the names of its
 
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# contributors may be used to endorse or promote products derived from
 
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# this software without specific prior written permission.
 
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#
 
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
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from webkitpy.common.config import urls
 
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from webkitpy.common.system.executive import ScriptError
 
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from webkitpy.tool.grammar import join_with_separators
 
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class Sheriff(object):
 
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    def __init__(self, tool, sheriffbot):
 
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        self._tool = tool
 
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        self._sheriffbot = sheriffbot
 
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    def responsible_nicknames_from_commit_info(self, commit_info):
 
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        nestedList = [party.irc_nicknames for party in commit_info.responsible_parties() if party.irc_nicknames]
 
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        return reduce(lambda list, childList: list + childList, nestedList)
 
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    def post_irc_warning(self, commit_info, builders):
 
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        irc_nicknames = sorted(self.responsible_nicknames_from_commit_info(commit_info))
 
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        irc_prefix = ": " if irc_nicknames else ""
 
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        irc_message = "%s%s%s might have broken %s" % (
 
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            ", ".join(irc_nicknames),
 
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            irc_prefix,
 
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            urls.view_revision_url(commit_info.revision()),
 
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            join_with_separators([builder.name() for builder in builders]))
 
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        self._tool.irc().post(irc_message)
 
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    def post_irc_summary(self, failure_map):
 
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        failing_tests = failure_map.failing_tests()
 
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        if not failing_tests:
 
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            return
 
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        test_list_limit = 5
 
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        irc_message = "New failures: %s" % ", ".join(sorted(failing_tests)[:test_list_limit])
 
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        failure_count = len(failing_tests)
 
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        if failure_count > test_list_limit:
 
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            irc_message += " (and %s more...)" % (failure_count - test_list_limit)
 
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        self._tool.irc().post(irc_message)
 
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    def post_rollout_patch(self, svn_revision_list, rollout_reason):
 
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        # Ensure that svn revisions are numbers (and not options to
 
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        # create-rollout).
 
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        try:
 
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            svn_revisions = " ".join([str(int(revision)) for revision in svn_revision_list])
 
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        except:
 
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            raise ScriptError(message="Invalid svn revision number \"%s\"."
 
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                              % " ".join(svn_revision_list))
 
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        if rollout_reason.startswith("-"):
 
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            raise ScriptError(message="The rollout reason may not begin "
 
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                              "with - (\"%s\")." % rollout_reason)
 
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        output = self._sheriffbot.run_webkit_patch([
 
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            "create-rollout",
 
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            "--force-clean",
 
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            # In principle, we should pass --non-interactive here, but it
 
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            # turns out that create-rollout doesn't need it yet.  We can't
 
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            # pass it prophylactically because we reject unrecognized command
 
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            # line switches.
 
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            "--parent-command=sheriff-bot",
 
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            svn_revisions,
 
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            rollout_reason,
 
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        ])
 
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        return urls.parse_bug_id(output)
 
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    def post_chromium_deps_roll(self, revision, revision_name):
 
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        args = [
 
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            "post-chromium-deps-roll",
 
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            "--force-clean",
 
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            "--non-interactive",
 
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            "--parent-command=sheriff-bot",
 
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        ]
 
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        # revision can be None, but revision_name is always something meaningful.
 
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        args += [revision, revision_name]
 
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        output = self._sheriffbot.run_webkit_patch(args)
 
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        return urls.parse_bug_id(output)
 
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    def post_blame_comment_on_bug(self, commit_info, builders, tests):
 
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        if not commit_info.bug_id():
 
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            return
 
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        comment = "%s might have broken %s" % (
 
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            urls.view_revision_url(commit_info.revision()),
 
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            join_with_separators([builder.name() for builder in builders]))
 
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        if tests:
 
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            comment += "\nThe following tests are not passing:\n"
 
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            comment += "\n".join(tests)
 
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        self._tool.bugs.post_comment_to_bug(commit_info.bug_id(),
 
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                                            comment,
 
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                                            cc=self._sheriffbot.watchers)