def get_settings(hostname: Optional[str] = None):
"""Get settings to use for device matching hostname or global
settings if no hostname is specified."""
with open('/etc/cnaas-nms/repository.yml', 'r') as db_file:
repo_config = yaml.safe_load(db_file)
local_repo_path = repo_config['settings_local']
try:
verify_dir_structure(local_repo_path, DIR_STRUCTURE)
except VerifyPathException as e:
logger.exception(
"Exception when verifying settings repository directory structure")
raise e
# 1. Get CNaaS-NMS default settings
data_dir = pkg_resources.resource_filename(__name__, 'data')
with open(os.path.join(data_dir, 'default_settings.yml'),
'r') as f_default_settings:
default_settings: dict = yaml.safe_load(f_default_settings)
# 2. Get settings repo global settings
with open(get_setting_filename(local_repo_path, ['global', 'base_system.yml']), 'r')\
as f_g_base_sys:
global_settings: dict = yaml.safe_load(f_g_base_sys)
(merged_settings, merged_settings_metadata) = \
merge_dict_origin(default_settings, global_settings, 'default', 'global')
print(f_root(**merged_settings).dict())
print(merged_settings_metadata)
def post(self):
json_data = request.get_json()
syntax_dict, syntax_dict_origin = merge_dict_origin({}, json_data, {}, 'API POST data')
try:
ret = check_settings_syntax(syntax_dict, syntax_dict_origin)
except SettingsSyntaxError as e:
return empty_result(status='error', data=str(e)), 400
else:
return empty_result(status='success', data=ret)
def read_settings(local_repo_path: str, path: List[str], origin: str,
merged_settings, merged_settings_origin):
with open(get_setting_filename(local_repo_path, path), 'r') as f:
settings: dict = yaml.safe_load(f)
if settings and isinstance(settings, dict):
return merge_dict_origin(merged_settings, settings,
merged_settings_origin, origin)
else:
return merged_settings, merged_settings_origin
def read_settings(local_repo_path: str,
path: List[str],
origin: str,
merged_settings,
merged_settings_origin,
groups: List[str] = None,
hostname: str = None) -> Tuple[dict, dict]:
"""
Args:
local_repo_path: Local path to settings repository
path: Path to look for inside repo
origin: What to name call this origin
merged_settings: Existing settings
merged_settings_origin: Existing settings origin info
groups: Optional list of groups to filter on (using filter_yamldata)
hostname: Optional hostname to filter on (using filter_yamldata)
Returns:
merged_settings, merged_settings_origin
"""
logger = get_logger()
filename = get_setting_filename(local_repo_path, path)
yamldata = read_settings_file(filename)
if not yamldata:
return merged_settings, merged_settings_origin
elif not isinstance(yamldata, dict):
logger.info("Invalid yaml file ignored: {}".format(filename))
return merged_settings, merged_settings_origin
settings: dict = yamldata
if groups or hostname:
syntax_dict, syntax_dict_origin = merge_dict_origin({}, settings, {},
origin)
check_settings_syntax(syntax_dict, syntax_dict_origin)
settings = filter_yamldata(settings, groups, hostname)
return merge_dict_origin(merged_settings, settings, merged_settings_origin,
origin)