def _load_service_from_json_helper(service_json_file=None,
service_json={},
simple=False):
""" load service obj from service json """
from ymir import validation
from ymir.beanstalk import ElasticBeanstalkService
from ymir.service import AbstractService
chosen_schema = yschema._choose_schema(service_json)
validation.validate(service_json_file, chosen_schema, simple=True)
# report("ymir","ymir service.json version:")
report('ymir.api', 'loading service object from description')
# dynamically create the service instance's class
dct = dict([[x.upper(), y] for x, y in service_json.items()])
classname = str(service_json["name"]).lower()
if chosen_schema == yschema.eb_schema:
BaseService = ElasticBeanstalkService
else:
BaseService = AbstractService
ServiceFromJSON = type(classname, (BaseService, ), dct)
obj = ServiceFromJSON(service_root=os.path.dirname(service_json_file))
obj._schema = chosen_schema
service_json = _reflect(service_json=service_json, simple=True)
service_json = set_schema_defaults(service_json, chosen_schema)
service_json.update(service_json['service_defaults'])
service_json.update(host=obj._host())
ServiceFromJSON._template_data = lambda himself, **kargs: service_json
return obj
def _load_service_from_json_helper(service_json_file=None, service_json={}, simple=False):
""" load service obj from service json """
from ymir import validation
from ymir.beanstalk import ElasticBeanstalkService
from ymir.service import AbstractService
chosen_schema = yschema._choose_schema(service_json)
validation.validate(service_json_file, chosen_schema, simple=True)
# report("ymir","ymir service.json version:")
report('ymir.api', 'loading service object from description')
# dynamically create the service instance's class
dct = dict([
[x.upper(), y] for x, y in service_json.items()])
classname = str(service_json["name"]).lower()
if chosen_schema == yschema.eb_schema:
BaseService = ElasticBeanstalkService
else:
BaseService = AbstractService
ServiceFromJSON = type(classname, (BaseService,), dct)
obj = ServiceFromJSON(service_root=os.path.dirname(service_json_file))
obj._schema = chosen_schema
service_json = _reflect(service_json=service_json, simple=True)
service_json = set_schema_defaults(service_json, chosen_schema)
service_json.update(service_json['service_defaults'])
service_json.update(host=obj._host())
ServiceFromJSON._template_data = lambda himself, **kargs: service_json
return obj
def load_service_from_json(filename=None):
""" return a service object from ymir-style service.json file.
when filename is not given it will be guessed based on cwd.
"""
from ymir.version import __version__
report('aws profile', os.environ.get('AWS_PROFILE', 'default'))
report('ymir', 'version {0}'.format(__version__))
service_json_file = filename or util.get_or_guess_service_json_file()
report('ymir',
'service.json is {0}'.format(util.unexpand(service_json_file)))
return _load_service_from_json_helper(
service_json_file=service_json_file,
service_json=load_json(service_json_file))
def load_service_from_json(filename=None):
""" return a service object from ymir-style service.json file.
when filename is not given it will be guessed based on cwd.
"""
from ymir.version import __version__
report('aws profile', os.environ.get('AWS_PROFILE', 'default'))
report('ymir', 'version {0}'.format(__version__))
service_json_file = filename or util.get_or_guess_service_json_file()
report('ymir', 'service.json is {0}'.format(
util.unexpand(service_json_file)))
return _load_service_from_json_helper(
service_json_file=service_json_file,
service_json=load_json(service_json_file))