def compose(rc_filename, random_file=None):
"""Compose local.ini from the given .rc file"""
rc_info = combine_rc(rc_filename)
ini_sequence = rc_info.get('ini_files', None)
assert ini_sequence, "Define ini_files"
ini_sequence = ini_sequence.split()
base = ConfigParser(interpolation=None)
random_file = random_file or rc_info.get('random_file', RANDOM_FILE)
for overlay in ini_sequence:
if overlay == 'RC_DATA':
overlay = rc_to_ini(rc_info)
elif overlay.startswith('RANDOM'):
templates = overlay.split(':')[1:]
overlay = populate_random(
random_file, templates, extract_saml_info(rc_info))
combine_ini(base, overlay)
return base
def migrate(rc_filename, expected_ini, random_file=None, target_dir=None):
"""Create a overlay.rc file from the local.ini and a base .rc file"""
expected_ini = asParser(expected_ini)
rc_data = combine_rc(rc_filename)
ini_files = rc_data.get('ini_files', None)
random_file = random_file or rc_data.get('random_file', RANDOM_FILE)
templates = extract_random_templates(ini_files)
if templates:
random_data = populate_random(
random_file, templates, extract_saml_info(rc_data))
migrate_beaker_config(random_data, expected_ini)
random_data = combine_ini(random_data, expected_ini, False)
with open(random_file, 'w') as f:
random_data.write(f)
else:
random_file = None
base = compose(rc_filename, random_file)
diff = diff_ini(base, expected_ini)
return iniconfig_to_rc(diff, extends=rc_filename, target_dir=target_dir)
def main():
parser = ArgumentParser(prog=os.path.basename(__file__))
subparsers = parser.add_subparsers(dest='command', title="subcommands")
def short_help(fn):
return fn.__doc__.split('\n')[0]
# ini populate
parser_populate = subparsers.add_parser(
'populate', help=short_help(generate_ini_files))
parser_populate.add_argument(
'config',
help='The source ini file')
# ini combine
parser_combine = subparsers.add_parser(
'combine', help=short_help(combine_ini))
parser_combine.add_argument('--output', '-o', default=None,
help='The output file')
parser_combine.add_argument('input', type=FileType('r'), nargs='+',
help='Input ini files')
# ini compose
parser_compose = subparsers.add_parser('compose', help=short_help(compose))
parser_compose.add_argument('--output', '-o', default=None,
help='The output file')
parser_compose.add_argument('--random', '-r', help='random.ini file',
default=None)
parser_compose.add_argument('input', help='Input rc file')
# ini migrate
parser_migrate = subparsers.add_parser(
'migrate', help=short_help(migrate))
parser_migrate.add_argument('--output', '-o', default=None,
help='The output file')
parser_migrate.add_argument(
'--ini', '-i', type=FileType('r'), default=None,
help="INI file we're migrating, usually local.ini")
parser_migrate.add_argument('--random', '-r', default=None,
help='file where random values will be stored,'
' and fetched if existing',)
parser_migrate.add_argument('rc', help='Base rc file')
# random.ini
parser_random = subparsers.add_parser(
'random', help=short_help(populate_random))
parser_random.add_argument('--random', '-r', help='random.ini file',
default=None)
parser_random.add_argument('--output', '-o', default=None,
help='The output file')
parser_random.add_argument('--template', '-t', help='random template files',
action='append', default=[])
parser_random.add_argument('input', help='Input rc file (for saml)')
# dump .ini
parser_dump = subparsers.add_parser(
'dump', help=short_help(dump))
parser_dump.add_argument('ini', help='Input ini file')
# ini diff
parser_diff = subparsers.add_parser('diff', help=short_help(diff_ini))
parser_diff.add_argument('--output', '-o', default=None,
help='The output file')
parser_diff.add_argument(
'--existing_only', '-e', action="store_true", default=False,
help='Only show changes to keys existing in first file')
parser_diff.add_argument('base', type=FileType('r'),
help='Base ini file')
parser_diff.add_argument('second', type=FileType('r'),
help='Second ini file')
args = parser.parse_args()
if args.command == 'populate':
config = ConfigParser(defaults=DEFAULTS)
config.read(args.config)
generate_ini_files(config, args.config)
elif args.command == 'combine':
base = asParser(args.input[0])
for overlay in args.input[1:]:
combine_ini(base, overlay)
write_parser(base, args.output)
elif args.command == 'random':
rc_info = combine_rc(args.input)
random_file = args.random or rc_info.get('random_file', RANDOM_FILE)
templates = args.template or extract_random_templates(
rc_info.get('ini_files', ''))
random = populate_random(
random_file, templates, extract_saml_info(rc_info))
write_parser(random, args.output)
elif args.command == 'compose':
ini_info = compose(args.input, args.random)
write_parser(ini_info, args.output)
elif args.command == 'migrate':
ini_file = args.ini
if ini_file is None:
ini_file = asParser('local.ini')
else:
ini_file = asParser(ini_file)
target_dir = os.path.dirname(args.output) if args.output else None
rc_file = migrate(args.rc, ini_file, args.random, target_dir=target_dir)
if args.output:
with io.open(args.output, 'w', encoding='utf-8') as output:
output.write(rc_file.getvalue())
else:
sys.stdout.write(rc_file.getvalue())
elif args.command == 'diff':
diff = diff_ini(args.base, args.second,
existing_only=args.existing_only)
write_parser(diff, args.output)
if args.command == 'dump':
dump(args.ini)
