def create_lock_file(lock_file_path):
"""Create the lock file.
Arguments:
lock_file_path path of the lock file
"""
f = open(lock_file_path, 'w')
f.write(str(Common.getCurrentPid()))
f.close()
def aozan_main():
"""Aozan main method.
"""
# Define command line parser
parser = OptionParser(usage='usage: ' + Globals.APP_NAME_LOWER_CASE + '.sh [options] conf_file')
parser.add_option('-q', '--quiet', action='store_true', dest='quiet',
default=False, help='quiet')
parser.add_option('-v', '--version', action='store_true', dest='version', help='Aozan version')
parser.add_option('-e', '--exit-code', action='store_true', dest='exit_code',
help='Returns non zero exit code if a step fails')
parser.add_option('-c', '--conf', action='store_true', dest='conf',
help='Default Aozan configuration, loads before configuration file.')
# Parse command line arguments
(options, args) = parser.parse_args()
# Print Aozan current version
if options.version:
print Globals.WELCOME_MSG
sys.exit(0)
# Print default configuration option
if options.conf:
print common.print_default_configuration()
sys.exit(0)
# If no argument print usage
if len(args) < 1:
parser.print_help()
sys.exit(1)
# Create configuration object
conf = LinkedHashMap()
# Set the default value in the configuration object
common.set_default_conf(conf)
# Use default (US) locale
Locale.setDefault(Globals.DEFAULT_LOCALE)
# Check if OS is Linux
if not SystemUtils.isLinux():
sys.stderr.write('ERROR: Aozan can not be executed. Operating system is not Linux\n')
sys.exit(1)
# Check if configuration file exists
conf_file = args[0]
if not os.path.isfile(conf_file):
sys.stderr.write('ERROR: Aozan can not be executed. Configuration file is missing: ' + \
conf_file + '\n')
sys.exit(1)
# Load Aozan conf file
common.load_conf(conf, conf_file)
# End of Aozan if aozan is not enable
if common.is_conf_value_defined(AOZAN_ENABLE_KEY, 'false', conf):
sys.exit(0)
# Init logger
try:
Common.initLogger(conf[AOZAN_LOG_PATH_KEY], conf[AOZAN_LOG_LEVEL_KEY])
except AozanException, exp:
common.exception_msg(exp, conf)
# Create lock file
create_lock_file(lock_file_path)
# Launch steps
result = launch_steps(conf)
# Remove lock file
delete_lock_file(lock_file_path)
# TODO remove *.lasterr files
if something_to_do:
common.log('INFO', 'Ending Aozan', conf)
# Cancel logger, in case not be cancel properly
Common.cancelLogger()
if not result and options.exit_code:
sys.exit(1)
except:
exception_error(None, '', conf)
common.log('INFO', 'Ending Aozan', conf)
# Remove lock file
delete_lock_file(lock_file_path)
# Cancel logger, in case not be cancel properly
Common.cancelLogger()
sys.exit(1)
