diff -r 000000000000 -r 4f2f89ce4247 WebKitTools/Scripts/webkitpy/tool/commands/queries.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WebKitTools/Scripts/webkitpy/tool/commands/queries.py Fri Sep 17 09:02:29 2010 +0300 @@ -0,0 +1,286 @@ +# Copyright (c) 2009 Google Inc. All rights reserved. +# Copyright (c) 2009 Apple Inc. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + + +from optparse import make_option + +from webkitpy.common.checkout.commitinfo import CommitInfo +from webkitpy.common.config.committers import CommitterList +from webkitpy.common.net.buildbot import BuildBot +from webkitpy.common.system.user import User +from webkitpy.tool.grammar import pluralize +from webkitpy.tool.multicommandtool import AbstractDeclarativeCommand +from webkitpy.common.system.deprecated_logging import log + + +class BugsToCommit(AbstractDeclarativeCommand): + name = "bugs-to-commit" + help_text = "List bugs in the commit-queue" + + def execute(self, options, args, tool): + # FIXME: This command is poorly named. It's fetching the commit-queue list here. The name implies it's fetching pending-commit (all r+'d patches). + bug_ids = tool.bugs.queries.fetch_bug_ids_from_commit_queue() + for bug_id in bug_ids: + print "%s" % bug_id + + +class PatchesInCommitQueue(AbstractDeclarativeCommand): + name = "patches-in-commit-queue" + help_text = "List patches in the commit-queue" + + def execute(self, options, args, tool): + patches = tool.bugs.queries.fetch_patches_from_commit_queue() + log("Patches in commit queue:") + for patch in patches: + print patch.url() + + +class PatchesToCommitQueue(AbstractDeclarativeCommand): + name = "patches-to-commit-queue" + help_text = "Patches which should be added to the commit queue" + def __init__(self): + options = [ + make_option("--bugs", action="store_true", dest="bugs", help="Output bug links instead of patch links"), + ] + AbstractDeclarativeCommand.__init__(self, options=options) + + @staticmethod + def _needs_commit_queue(patch): + if patch.commit_queue() == "+": # If it's already cq+, ignore the patch. + log("%s already has cq=%s" % (patch.id(), patch.commit_queue())) + return False + + # We only need to worry about patches from contributers who are not yet committers. + committer_record = CommitterList().committer_by_email(patch.attacher_email()) + if committer_record: + log("%s committer = %s" % (patch.id(), committer_record)) + return not committer_record + + def execute(self, options, args, tool): + patches = tool.bugs.queries.fetch_patches_from_pending_commit_list() + patches_needing_cq = filter(self._needs_commit_queue, patches) + if options.bugs: + bugs_needing_cq = map(lambda patch: patch.bug_id(), patches_needing_cq) + bugs_needing_cq = sorted(set(bugs_needing_cq)) + for bug_id in bugs_needing_cq: + print "%s" % tool.bugs.bug_url_for_bug_id(bug_id) + else: + for patch in patches_needing_cq: + print "%s" % tool.bugs.attachment_url_for_id(patch.id(), action="edit") + + +class PatchesToReview(AbstractDeclarativeCommand): + name = "patches-to-review" + help_text = "List patches that are pending review" + + def execute(self, options, args, tool): + patch_ids = tool.bugs.queries.fetch_attachment_ids_from_review_queue() + log("Patches pending review:") + for patch_id in patch_ids: + print patch_id + + +class LastGreenRevision(AbstractDeclarativeCommand): + name = "last-green-revision" + help_text = "Prints the last known good revision" + + def execute(self, options, args, tool): + print self.tool.buildbot.last_green_revision() + + +class WhatBroke(AbstractDeclarativeCommand): + name = "what-broke" + help_text = "Print failing buildbots (%s) and what revisions broke them" % BuildBot.default_host + + def _print_builder_line(self, builder_name, max_name_width, status_message): + print "%s : %s" % (builder_name.ljust(max_name_width), status_message) + + # FIXME: This is slightly different from Builder.suspect_revisions_for_green_to_red_transition + # due to needing to detect the "hit the limit" case an print a special message. + def _print_blame_information_for_builder(self, builder_status, name_width, avoid_flakey_tests=True): + builder = self.tool.buildbot.builder_with_name(builder_status["name"]) + red_build = builder.build(builder_status["build_number"]) + (last_green_build, first_red_build) = builder.find_failure_transition(red_build) + if not first_red_build: + self._print_builder_line(builder.name(), name_width, "FAIL (error loading build information)") + return + if not last_green_build: + self._print_builder_line(builder.name(), name_width, "FAIL (blame-list: sometime before %s?)" % first_red_build.revision()) + return + + suspect_revisions = range(first_red_build.revision(), last_green_build.revision(), -1) + suspect_revisions.reverse() + first_failure_message = "" + if (first_red_build == builder.build(builder_status["build_number"])): + first_failure_message = " FIRST FAILURE, possibly a flaky test" + self._print_builder_line(builder.name(), name_width, "FAIL (blame-list: %s%s)" % (suspect_revisions, first_failure_message)) + for revision in suspect_revisions: + commit_info = self.tool.checkout().commit_info_for_revision(revision) + if commit_info: + print commit_info.blame_string(self.tool.bugs) + else: + print "FAILED to fetch CommitInfo for r%s, likely missing ChangeLog" % revision + + def execute(self, options, args, tool): + builder_statuses = tool.buildbot.builder_statuses() + longest_builder_name = max(map(len, map(lambda builder: builder["name"], builder_statuses))) + failing_builders = 0 + for builder_status in builder_statuses: + # If the builder is green, print OK, exit. + if builder_status["is_green"]: + continue + self._print_blame_information_for_builder(builder_status, name_width=longest_builder_name) + failing_builders += 1 + if failing_builders: + print "%s of %s are failing" % (failing_builders, pluralize("builder", len(builder_statuses))) + else: + print "All builders are passing!" + + +class WhoBrokeIt(AbstractDeclarativeCommand): + name = "who-broke-it" + help_text = "Print a list of revisions causing failures on %s" % BuildBot.default_host + + def execute(self, options, args, tool): + for revision, builders in self.tool.buildbot.revisions_causing_failures(False).items(): + print "r%s appears to have broken %s" % (revision, [builder.name() for builder in builders]) + + +class ResultsFor(AbstractDeclarativeCommand): + name = "results-for" + help_text = "Print a list of failures for the passed revision from bots on %s" % BuildBot.default_host + argument_names = "REVISION" + + def _print_layout_test_results(self, results): + if not results: + print " No results." + return + for title, files in results.parsed_results().items(): + print " %s" % title + for filename in files: + print " %s" % filename + + def execute(self, options, args, tool): + builders = self.tool.buildbot.builders() + for builder in builders: + print "%s:" % builder.name() + build = builder.build_for_revision(args[0], allow_failed_lookups=True) + self._print_layout_test_results(build.layout_test_results()) + + +class FailureReason(AbstractDeclarativeCommand): + name = "failure-reason" + help_text = "Lists revisions where individual test failures started at %s" % BuildBot.default_host + + def _print_blame_information_for_transition(self, green_build, red_build, failing_tests): + suspect_revisions = green_build.builder().suspect_revisions_for_transition(green_build, red_build) + print "SUCCESS: Build %s (r%s) was the first to show failures: %s" % (red_build._number, red_build.revision(), failing_tests) + print "Suspect revisions:" + for revision in suspect_revisions: + commit_info = self.tool.checkout().commit_info_for_revision(revision) + if commit_info: + print commit_info.blame_string(self.tool.bugs) + else: + print "FAILED to fetch CommitInfo for r%s, likely missing ChangeLog" % revision + + def _explain_failures_for_builder(self, builder, start_revision): + print "Examining failures for \"%s\", starting at r%s" % (builder.name(), start_revision) + revision_to_test = start_revision + build = builder.build_for_revision(revision_to_test, allow_failed_lookups=True) + layout_test_results = build.layout_test_results() + if not layout_test_results: + # FIXME: This could be made more user friendly. + print "Failed to load layout test results; can't continue. (start revision = r%s)" % start_revision + return 1 + + results_to_explain = set(layout_test_results.failing_tests()) + last_build_with_results = build + print "Starting at %s" % revision_to_test + while results_to_explain: + revision_to_test -= 1 + new_build = builder.build_for_revision(revision_to_test, allow_failed_lookups=True) + if not new_build: + print "No build for %s" % revision_to_test + continue + build = new_build + latest_results = build.layout_test_results() + if not latest_results: + print "No results build %s (r%s)" % (build._number, build.revision()) + continue + failures = set(latest_results.failing_tests()) + if len(failures) >= 20: + # FIXME: We may need to move this logic into the LayoutTestResults class. + # The buildbot stops runs after 20 failures so we don't have full results to work with here. + print "Too many failures in build %s (r%s), ignoring." % (build._number, build.revision()) + continue + fixed_results = results_to_explain - failures + if not fixed_results: + print "No change in build %s (r%s), %s unexplained failures (%s in this build)" % (build._number, build.revision(), len(results_to_explain), len(failures)) + last_build_with_results = build + continue + self._print_blame_information_for_transition(build, last_build_with_results, fixed_results) + last_build_with_results = build + results_to_explain -= fixed_results + if results_to_explain: + print "Failed to explain failures: %s" % results_to_explain + return 1 + print "Explained all results for %s" % builder.name() + return 0 + + def _builder_to_explain(self): + builder_statuses = self.tool.buildbot.builder_statuses() + red_statuses = [status for status in builder_statuses if not status["is_green"]] + print "%s failing" % (pluralize("builder", len(red_statuses))) + builder_choices = [status["name"] for status in red_statuses] + # We could offer an "All" choice here. + chosen_name = User.prompt_with_list("Which builder to diagnose:", builder_choices) + # FIXME: prompt_with_list should really take a set of objects and a set of names and then return the object. + for status in red_statuses: + if status["name"] == chosen_name: + return (self.tool.buildbot.builder_with_name(chosen_name), status["built_revision"]) + + def execute(self, options, args, tool): + (builder, latest_revision) = self._builder_to_explain() + start_revision = self.tool.user.prompt("Revision to walk backwards from? [%s] " % latest_revision) or latest_revision + if not start_revision: + print "Revision required." + return 1 + return self._explain_failures_for_builder(builder, start_revision=int(start_revision)) + + +class TreeStatus(AbstractDeclarativeCommand): + name = "tree-status" + help_text = "Print the status of the %s buildbots" % BuildBot.default_host + long_help = """Fetches build status from http://build.webkit.org/one_box_per_builder +and displayes the status of each builder.""" + + def execute(self, options, args, tool): + for builder in tool.buildbot.builder_statuses(): + status_string = "ok" if builder["is_green"] else "FAIL" + print "%s : %s" % (status_string.ljust(4), builder["name"])