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97 lines
3.8 KiB
97 lines
3.8 KiB
#!/usr/bin/env python
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#
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# Copyright (C) 2017 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Outputs the warnings that are common to all builders.
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Suppressed tests that are nonetheless passing are output as warnings
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by vogar. Any tests that generate warnings in every builder are good
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candidates for no longer being suppressed, since they're passing on
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a regular basis."""
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import collections
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import json
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import requests
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# The number of recent builds to check for each builder
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NUM_BUILDS = 5
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# The buildbot step to check for warnings
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BUILDBOT_STEP = 'test libcore'
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def main():
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# Dict from builder+build_num combination to the list of warnings
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# in that build
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warnings = collections.defaultdict(list)
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r = requests.get('https://build.chromium.org/p/client.art/json/builders')
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if r.status_code != 200:
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print r.text
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return
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builders = json.loads(r.text)
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for builder_name in sorted(builders):
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# Build -1 is the currently-running build (if there is one), so we
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# start with -2, which should be the most or second-most
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# recently-completed build.
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for build_num in range(-2, -2 - NUM_BUILDS, -1):
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print ('Loading data for %s, build %d...'
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% (builder_name, build_num))
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r = requests.get(
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'https://build.chromium.org/p/client.art'
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'/json/builders/%s/builds/%d' % (
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builder_name, build_num))
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if r.status_code != 200:
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print r.text
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return
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builder = json.loads(r.text)
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libcore_steps = [x for x in builder['steps']
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if x['name'] == BUILDBOT_STEP]
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for ls in libcore_steps:
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stdio_logs = [x for x in ls['logs'] if x[0] == 'stdio']
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for sl in stdio_logs:
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# The default link is HTML, so append /text to get the
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# text version
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r = requests.get(sl[1] + '/text')
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if r.status_code != 200:
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print r.text
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return
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stdio = r.text.splitlines()
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# Walk from the back of the list to find the start of the
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# warnings summary
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i = -1
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try:
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while not stdio[i].startswith('Warnings summary:'):
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i -= 1
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i += 1 # Ignore the "Warnings summary:" line
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while i < -1:
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warnings['%s:%d' % (builder_name, build_num)].append(stdio[i])
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i += 1
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except IndexError:
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# Some builds don't have any
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print ' No warnings section found.'
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# sharedwarnings will build up the intersection of all the lists of
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# warnings. We seed it with an arbitrary starting point (which is fine
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# since intersection is commutative).
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sharedwarnings = set(warnings.popitem()[1])
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for warning_list in warnings.itervalues():
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sharedwarnings = sharedwarnings & set(warning_list)
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print 'Warnings shared across all builders:'
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for warning in sorted(list(sharedwarnings)):
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print warning
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if __name__ == '__main__':
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main()
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