def _validate_and_parse_config(self,
validator_suppressors,
validation_failure_level,
config_text=None):
"""
Perform syntactic and semantic validation and return parsed config.
:param config_text: config to parse, self.source_config_text will be used if not specified.
"""
cluster_config_dict = parse_config(config_text
or self.source_config_text)
try:
LOGGER.info("Validating cluster configuration...")
Cluster._load_additional_instance_type_data(cluster_config_dict)
config = self._load_config(cluster_config_dict)
validation_failures = config.validate(validator_suppressors)
if any(f.level.value >= FailureLevel(
validation_failure_level).value
for f in validation_failures):
raise ConfigValidationError(
"Invalid cluster configuration.",
validation_failures=validation_failures)
LOGGER.info("Validation succeeded.")
except ConfigValidationError as e:
raise e
except Exception as e:
raise ConfigValidationError(f"Invalid cluster configuration: {e}")
return config, validation_failures
def config(self) -> BaseClusterConfig:
"""Return ClusterConfig object."""
if not self.__config:
try:
self.__config = self._load_config(
parse_config(self.source_config_text))
except ConfigValidationError as exc:
raise exc
except Exception as e:
raise _cluster_error_mapper(
e, f"Unable to parse configuration file. {e}")
return self.__config
def configure_aws_region_from_config(region: Union[None, str],
config_str: str):
"""Set the region based on either the configuration or theregion parameter."""
# Allow parsing errors to pass through as they will be caught by later functions
# which can provide more specific error text based on the operation.
try:
config_region = parse_config(config_str).get("Region")
except Exception:
config_region = None
if region and config_region and region != config_region:
raise BadRequestException(
"region is set in both parameter and configuration and conflicts.")
_set_region(region or config_region or boto3.Session().region_name)
def config(self):
"""Return ImageBuilder Config object, only called by build image process."""
if not self.__config and self.__source_config_text:
self.__config = ImageBuilderSchema().load(parse_config(self.__source_config_text))
return self.__config