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from argparse import ArgumentParser
from .config import ConfigReader, ReadingError
from .dispatcher import Dispatcher, DispatchError
from .messenger import Messenger
from .messenger import Level
def add_options(parser):
parser.add_argument('-Q', '--super-quiet', dest='super_quiet', action='store_true',
help='suppress almost all output')
parser.add_argument('-q', '--quiet', dest='quiet', action='store_true',
help='suppress most output')
parser.add_argument('-v', '--verbose', dest='verbose', action='store_true',
help='enable verbose output')
parser.add_argument('-d', '--base-directory', nargs=1,
dest='base_directory', help='execute commands from within BASEDIR',
metavar='BASEDIR', required=True)
parser.add_argument('-c', '--config-file', nargs=1, dest='config_file',
help='run commands given in CONFIGFILE', metavar='CONFIGFILE',
required=True)
def read_config(config_file):
reader = ConfigReader(config_file)
return reader.get_config()
def main():
log = Messenger()
try:
parser = ArgumentParser()
add_options(parser)
options = parser.parse_args()
if (options.super_quiet):
log.set_level(Level.WARNING)
if (options.quiet):
log.set_level(Level.INFO)
if (options.verbose):
log.set_level(Level.DEBUG)
tasks = read_config(options.config_file[0])
if not isinstance(tasks, list):
raise ReadingError('Configuration file must be a list of tasks')
dispatcher = Dispatcher(options.base_directory[0])
success = dispatcher.dispatch(tasks)
if success:
log.info('\n==> All tasks executed successfully')
else:
raise DispatchError('\n==> Some tasks were not executed successfully')
except (ReadingError, DispatchError) as e:
log.error('%s' % e)
exit(1)
except KeyboardInterrupt:
log.error('\n==> Operation aborted')
exit(1)
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