compose/compose/config/serialize.py
Joffrey F 33424189d4 Denormalize function defaults to latest version
Minor docs fix

Signed-off-by: Joffrey F <joffrey@docker.com>
2016-09-20 11:47:14 -07:00

65 lines
1.7 KiB
Python

from __future__ import absolute_import
from __future__ import unicode_literals
import six
import yaml
from compose.config import types
from compose.config.config import V1
from compose.config.config import V2_0
from compose.config.config import V2_1
def serialize_config_type(dumper, data):
representer = dumper.represent_str if six.PY3 else dumper.represent_unicode
return representer(data.repr())
yaml.SafeDumper.add_representer(types.VolumeFromSpec, serialize_config_type)
yaml.SafeDumper.add_representer(types.VolumeSpec, serialize_config_type)
def denormalize_config(config):
denormalized_services = [
denormalize_service_dict(service_dict, config.version)
for service_dict in config.services
]
services = {
service_dict.pop('name'): service_dict
for service_dict in denormalized_services
}
networks = config.networks.copy()
for net_name, net_conf in networks.items():
if 'external_name' in net_conf:
del net_conf['external_name']
version = config.version
if version not in (V2_0, V2_1):
version = V2_1
return {
'version': version,
'services': services,
'networks': networks,
'volumes': config.volumes,
}
def serialize_config(config):
return yaml.safe_dump(
denormalize_config(config),
default_flow_style=False,
indent=2,
width=80)
def denormalize_service_dict(service_dict, version):
service_dict = service_dict.copy()
if 'restart' in service_dict:
service_dict['restart'] = types.serialize_restart_spec(service_dict['restart'])
if version == V1 and 'network_mode' not in service_dict:
service_dict['network_mode'] = 'bridge'
return service_dict