diff options
Diffstat (limited to 'Tools/Scripts/webkitpy/tool/commands/queries.py')
| -rw-r--r-- | Tools/Scripts/webkitpy/tool/commands/queries.py | 389 |
1 files changed, 389 insertions, 0 deletions
diff --git a/Tools/Scripts/webkitpy/tool/commands/queries.py b/Tools/Scripts/webkitpy/tool/commands/queries.py new file mode 100644 index 0000000..733751e --- /dev/null +++ b/Tools/Scripts/webkitpy/tool/commands/queries.py @@ -0,0 +1,389 @@ +# 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 + +import webkitpy.tool.steps as steps + +from webkitpy.common.checkout.commitinfo import CommitInfo +from webkitpy.common.config.committers import CommitterList +from webkitpy.common.net.buildbot import BuildBot +from webkitpy.common.net.regressionwindow import RegressionWindow +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 +from webkitpy.layout_tests import port + + +class SuggestReviewers(AbstractDeclarativeCommand): + name = "suggest-reviewers" + help_text = "Suggest reviewers for a patch based on recent changes to the modified files." + + def __init__(self): + options = [ + steps.Options.git_commit, + ] + AbstractDeclarativeCommand.__init__(self, options=options) + + def execute(self, options, args, tool): + reviewers = tool.checkout().suggested_reviewers(options.git_commit) + print "\n".join([reviewer.full_name for reviewer in reviewers]) + + +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) + + 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"]) + regression_window = builder.find_regression_window(red_build) + if not regression_window.failing_build(): + self._print_builder_line(builder.name(), name_width, "FAIL (error loading build information)") + return + if not regression_window.build_before_failure(): + self._print_builder_line(builder.name(), name_width, "FAIL (blame-list: sometime before %s?)" % regression_window.failing_build().revision()) + return + + revisions = regression_window.revisions() + first_failure_message = "" + if (regression_window.failing_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)" % (revisions, first_failure_message)) + for revision in 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 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 _blame_line_for_revision(self, revision): + try: + commit_info = self._tool.checkout().commit_info_for_revision(revision) + except Exception, e: + return "FAILED to fetch CommitInfo for r%s, exception: %s" % (revision, e) + if not commit_info: + return "FAILED to fetch CommitInfo for r%s, likely missing ChangeLog" % revision + return commit_info.blame_string(self._tool.bugs) + + def _print_blame_information_for_transition(self, regression_window, failing_tests): + red_build = regression_window.failing_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 regression_window.revisions(): + print self._blame_line_for_revision(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 + regression_window = RegressionWindow(build, last_build_with_results) + self._print_blame_information_for_transition(regression_window, 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 = self._tool.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 FindFlakyTests(AbstractDeclarativeCommand): + name = "find-flaky-tests" + help_text = "Lists tests that often fail for a single build at %s" % BuildBot.default_host + + def _find_failures(self, builder, revision): + build = builder.build_for_revision(revision, allow_failed_lookups=True) + if not build: + print "No build for %s" % revision + return (None, None) + results = build.layout_test_results() + if not results: + print "No results build %s (r%s)" % (build._number, build.revision()) + return (None, None) + failures = set(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()) + return (None, None) + return (build, failures) + + def _increment_statistics(self, flaky_tests, flaky_test_statistics): + for test in flaky_tests: + count = flaky_test_statistics.get(test, 0) + flaky_test_statistics[test] = count + 1 + + def _print_statistics(self, statistics): + print "=== Results ===" + print "Occurances Test name" + for value, key in sorted([(value, key) for key, value in statistics.items()]): + print "%10d %s" % (value, key) + + def _walk_backwards_from(self, builder, start_revision, limit): + flaky_test_statistics = {} + all_previous_failures = set([]) + one_time_previous_failures = set([]) + previous_build = None + for i in range(limit): + revision = start_revision - i + print "Analyzing %s ... " % revision, + (build, failures) = self._find_failures(builder, revision) + if failures == None: + # Notice that we don't loop on the empty set! + continue + print "has %s failures" % len(failures) + flaky_tests = one_time_previous_failures - failures + if flaky_tests: + print "Flaky tests: %s %s" % (sorted(flaky_tests), + previous_build.results_url()) + self._increment_statistics(flaky_tests, flaky_test_statistics) + one_time_previous_failures = failures - all_previous_failures + all_previous_failures = failures + previous_build = build + self._print_statistics(flaky_test_statistics) + + def _builder_to_analyze(self): + statuses = self._tool.buildbot.builder_statuses() + choices = [status["name"] for status in statuses] + chosen_name = self._tool.user.prompt_with_list("Which builder to analyze:", choices) + for status in 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_analyze() + limit = self._tool.user.prompt("How many revisions to look through? [10000] ") or 10000 + return self._walk_backwards_from(builder, latest_revision, limit=int(limit)) + + +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"]) + + +class SkippedPorts(AbstractDeclarativeCommand): + name = "skipped-ports" + help_text = "Print the list of ports skipping the given layout test(s)" + long_help = """Scans the the Skipped file of each port and figure +out what ports are skipping the test(s). Categories are taken in account too.""" + argument_names = "TEST_NAME" + + def execute(self, options, args, tool): + results = dict([(test_name, []) for test_name in args]) + for port_name, port_object in tool.port_factory.get_all().iteritems(): + for test_name in args: + if port_object.skips_layout_test(test_name): + results[test_name].append(port_name) + + for test_name, ports in results.iteritems(): + if ports: + print "Ports skipping test %r: %s" % (test_name, ', '.join(ports)) + else: + print "Test %r is not skipped by any port." % test_name |