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#!/usr/bin/env python
"""
Reports global status for a stack
"""
#
# Copyright (C) 2012, Canonical Ltd (http://www.canonical.com/)
#
# This file is part of cupstream2distro.
#
# This program is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, version 3 of
# the License.
#
# This program is distributed in the hope that it will
# be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with This program. If not, see
# <http://www.gnu.org/licenses/>.
#
import logging
import argparse
import os
import xml.etree.ElementTree as etree
import sys
JENKINS_ROOT_DEFAULT = '/iSCSI/jenkins'
class CU2DStackStatus(object):
''' This class search the latest results and each step and report the global
result of the master job
'''
def __init__(self):
''' Constructor '''
self.args = self.__parse_args()
self.stack = self.args.stack
self.release = self.args.release
self.jenkinsdir = self.args.jenkins_root
self.jobs = ('1.0prepare', '2.1build', '2.2check', '3.0publish')
self.statuses = ('NA', 'SUCCESS', 'UNSTABLE', 'ABORTED', 'FAILURE')
self.jobformat = 'cu2d-{}-{}-{}'
self.jobsdir = os.path.join(self.jenkinsdir, 'jobs')
self.stack_status = -1
self.outputfile = os.path.join(self.jenkinsdir, 'cu2d', 'work',
self.release, self.stack,
'stack.status')
print (self.outputfile)
def __parse_args(self):
''' Argument parser '''
parser = argparse.ArgumentParser(description='Start a jenkins slave')
parser.add_argument('-d', '--debug', action='store_true',
default=False, help='enable debug mode')
parser.add_argument('-s', '--stack',
help='name of the stack')
parser.add_argument('-r', '--release',
help='name of the release (default: head)')
parser.add_argument('-j', '--jenkins-root',
default=JENKINS_ROOT_DEFAULT,
help='jenkins root directory (default: {}'.format(
JENKINS_ROOT_DEFAULT))
args = parser.parse_args()
set_logging(args.debug)
logging.debug(args)
if not args.stack or not args.release:
logging.error('Stack and release parameters are mandatory')
sys.exit(1)
return args
def get_stack_status(self):
''' Walk down the result tree to find the status for the stack
0: Pass
1: Failed
2: Unstable
'''
overall = 0
for job in self.jobs:
jobdir = self.jobformat.format(self.stack, self.release, job)
jobpath = os.path.join(self.jobsdir, jobdir)
buildnumber = 0
nextbuildpath = os.path.join(jobpath, 'nextBuildNumber')
try:
with open(nextbuildpath, 'r') as fnb:
nextnum = fnb.read()
buildnumber = int(nextnum) - 1
except IOError:
logging.warning('error reading %s, ignoring!', nextbuildpath)
continue
logging.debug('%s : %s', jobpath, buildnumber)
buildxml = os.path.join(jobpath, 'builds', str(buildnumber),
'build.xml')
if not os.path.isfile(buildxml):
logging.warning('file does not exist %s, ignoring!', buildxml)
continue
result = test_result(buildxml)
logging.debug('Step %s : %s', job, result)
overall = max(overall, self.statuses.index(result))
self.stack_status = self.statuses[overall]
return self.stack_status
def write_status(self):
''' Write result to file stack_status '''
o_status = {'NA': '-1',
'SUCCESS': '0',
'UNSTABLE': '2',
'ABORTED': '3',
'FAILURE': '1'}
if not os.path.isdir(os.path.dirname(self.outputfile)):
logging.error('Output directory does not exist: %s, exiting!',
os.path.dirname(self.outputfile))
sys.exit(1)
with open(self.outputfile, 'w') as fout:
fout.write(o_status[self.stack_status])
def test_result(path):
'''Returns a build result'''
tree = etree.parse(path)
root = tree.getroot()
result = root.find('result')
return result.text
def set_logging(debugmode=False):
"""Initialize logging"""
logging.basicConfig(
level=logging.DEBUG if debugmode else logging.INFO,
format="%(asctime)s %(levelname)s %(message)s")
logging.debug('Debug mode enabled')
if __name__ == '__main__':
cu2d = CU2DStackStatus()
status = cu2d.get_stack_status()
cu2d.write_status()
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