84 lines
2.2 KiB
Python
84 lines
2.2 KiB
Python
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#!/usr/bin/env python
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2013 IBM Corp.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import gzip
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import re
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import StringIO
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import sys
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import urllib2
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def hunt_for_stacktrace(url):
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"""Return TRACE or ERROR lines out of logs."""
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page = urllib2.urlopen(url)
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buf = StringIO.StringIO(page.read())
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f = gzip.GzipFile(fileobj=buf)
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content = f.read()
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traces = re.findall('^(.*? (TRACE|ERROR) .*?)$', content, re.MULTILINE)
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tracelist = map(lambda x: x[0], traces)
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# filter out log definitions as false possitives
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return filter(lambda x: not re.search('logging_exception_prefix', x),
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tracelist)
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def log_url(url, log):
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return "%s/%s" % (url, log)
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def collect_logs(url):
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page = urllib2.urlopen(url)
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content = page.read()
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logs = re.findall('(screen-[\w-]+\.txt\.gz)</a>', content)
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return logs
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def usage():
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print """
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Usage: find_stack_traces.py <logurl>
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Hunts for stack traces in a devstack run. Must provide it a base log url
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from a tempest devstack run. Should start with http and end with /logs/.
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Returns a report listing stack traces out of the various files where
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they are found.
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"""
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sys.exit(0)
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def main():
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if len(sys.argv) == 2:
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url = sys.argv[1]
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loglist = collect_logs(url)
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# probably wrong base url
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if not loglist:
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usage()
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for log in loglist:
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logurl = log_url(url, log)
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traces = hunt_for_stacktrace(logurl)
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if traces:
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print "\n\nTRACES found in %s\n" % log
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for line in traces:
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print line
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else:
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usage()
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if __name__ == '__main__':
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main()
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