def get_node_resource_adapter_config(self, node: Node) \
-> Dict[str, Any]:
"""
Deserialize resource adapter configuration to key/value pairs
"""
#
# Default settings dict is blank
#
config: Dict[str, str] = {}
#
# Load settings from class settings definitions if any of them
# have default values
#
config.update(self._load_config_from_class())
#
# Load settings from default profile in database, if it exists
#
config.update(self._load_config_from_database())
#
# Load node specific settings
#
override_config: Dict[str, Any] = {}
if node.instance and \
node.instance.resource_adapter_configuration and \
node.instance.resource_adapter_configuration.name != 'Default':
for c in node.instance.resource_adapter_configuration.configuration:
override_config[c.key] = c.value
config.update(override_config)
#
# Dump the config with transformed values. Don't bother validating
# here, as we will consider the node already exists in it's current
# state
#
try:
validator = ConfigurationValidator(self.settings)
validator.load(config)
processed_config: Dict[str, Any] = validator.dump()
except ValidationError as ex:
raise ConfigurationError(str(ex))
#
# Perform any required additional processing on the config
#
self.process_config(processed_config)
return processed_config
def test_partial_validation():
s = {
'integer': settings.IntegerSetting(required=True),
'string': settings.StringSetting()
}
p = ConfigurationValidator(s)
#
# Assert that missing fields do not raise a validation error for
# partial validation
#
p.validate(full=False)
#
# Assert that partial validation does validate field values
#
p['integer'] = 'abc'
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
assert 'integer' in err.errors.keys()
#
# Assert that partial validation does validate field names
#
p['xyz'] = 'abc'
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
assert 'xyz' in err.errors.keys()
def test_validate_requires():
s = {
'integer': settings.IntegerSetting(requires=['string']),
'string': settings.StringSetting(),
'bool': settings.BooleanSetting(requires=['sub_requirement']),
'sub_requirement': settings.StringSetting(),
}
p = ConfigurationValidator(s)
#
# Assert requires validation error raised
#
p['integer'] = '1'
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
#
# Should not raise a validation error, because requires flag is
# set on integer only
#
assert 'string' not in err.errors.keys()
#
# Should raise a validation error, because it has a requires setting
#
assert str(err.errors['integer']) == 'Requires string'
#
# Assert no validation errors
#
p['string'] = 'integer satisfied'
p.validate()
#
# Should be no validation error if bool is falsy
#
p['bool'] = 'False'
p.validate()
#
# Should have a validation error when truthy
#
p['bool'] = 'True'
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
assert str(err.errors['bool']) == 'Requires sub_requirement'
def test_defaults():
s = {
'integer': settings.IntegerSetting(default='3'),
'string': settings.StringSetting(default='abc')
}
p = ConfigurationValidator(s)
#
# Assert default values are set
#
assert p['integer'] == '3'
assert p['string'] == 'abc'
def validate_config(
self,
profile: str = DEFAULT_CONFIGURATION_PROFILE_NAME
) -> ConfigurationValidator:
"""
Validates the configuration profile.
:param str profile: the name of the configuration profile to validate
:return ConfigurationValidator: the validator, loaded with the
validated data
:raises ValidationError:
"""
validator = ConfigurationValidator(self.settings)
#
# Load settings from class settings definitions if any of them
# have default values
#
validator.load(self._load_config_from_class())
#
# Load settings from default profile in database, if it exists
#
validator.load(self._load_config_from_database())
#
# Load settings from a specific profile, if one was specified
#
if profile and profile != DEFAULT_CONFIGURATION_PROFILE_NAME:
validator.load(self._load_config_from_database(profile))
#
# Validate the settings
#
validator.validate()
return validator
def test_validate_mutually_exclusive():
s = {
'integer': settings.IntegerSetting(mutually_exclusive=['string']),
'string': settings.StringSetting()
}
p = ConfigurationValidator(s)
#
# Assert no validation errors raised
#
p['integer'] = '1'
p.validate()
#
# Assert mutually exclusive validation error raised
#
p['string'] = 'abc'
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
#
# Should not raise a validation error, because mutually exclusive flag is
# set on integer only
#
assert 'string' not in err.errors.keys()
#
# Should raise a validation error, because it has mutually exclusive
# setting
#
assert str(err.errors['integer']) == 'Mutually exclusive with string'
def test_required():
s = {
'integer': settings.IntegerSetting(required=True),
'string': settings.StringSetting()
}
p = ConfigurationValidator(s)
#
# Assert that a required value, if not provided, throws an validation
# error
#
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
#
# Should not raise a validation error, because it is not marked as
# required
#
assert 'string' not in err.errors.keys()
#
# Should raise a validation error, because it is required
#
assert str(err.errors['integer']) == 'Setting is required'
#
# Assert that if the value is in fact provided, no errors are raised
#
p['integer'] = '5'
p.validate()
def test_validate_requires():
s = {
'integer': settings.IntegerSetting(requires=['string']),
'string': settings.StringSetting()
}
p = ConfigurationValidator(s)
#
# Assert requires validation error raised
#
p['integer'] = '1'
with pytest.raises(ValidationError) as err_info:
p.validate()
err: ValidationError = err_info.value
#
# Should not raise a validation error, because requires flag is
# set on integer only
#
assert 'string' not in err.errors.keys()
#
# Should raise a validation error, because it has a requires setting
#
assert str(err.errors['integer']) == 'Requires string'
#
# Assert no validation errors
#
p['string'] = 'abc'
p.validate()
def test_dump():
s = {
'bool': settings.BooleanSetting(),
'list_bool': settings.BooleanSetting(list=True),
'integer': settings.IntegerSetting(),
'list_integer': settings.IntegerSetting(list=True),
'string': settings.StringSetting(),
'list_string': settings.StringSetting(list=True),
'file': settings.FileSetting(must_exist=False)
}
p = ConfigurationValidator(s)
#
# Test data loading
#
data_to_load = {
'bool': 'True',
'list_bool': 'True, false',
'integer': '3',
'list_integer': '4, 5',
'string': 'abc',
'list_string': 'wz, yz',
'file': 'file.txt'
}
p.load(data_to_load)
#
# Perform full validation
#
p.validate(full=True)
#
# Assert that dumped data is properly transformed
#
expected_data = {
'bool': True,
'list_bool': [True, False],
'integer': 3,
'list_integer': [4, 5],
'string': 'abc',
'list_string': ['wz', 'yz'],
'file': 'file.txt'
}
assert p.dump() == expected_data
