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"""
Copyright 2023 Suchinton Chakravarty
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
import os
import platform
from configparser import ConfigParser
python_version = f"python{'.'.join(platform.python_version_tuple()[:2])}"
def check_paths(*paths):
return {path: os.path.exists(path) for path in paths}
CONFIG_PATHS = check_paths(
"/etc/agl-demo-control-panel.ini",
os.path.join(os.path.expanduser("~"), ".local/share/agl-demo-control-panel/config.ini"),
os.path.abspath(os.path.join(os.path.dirname(__file__), 'config.ini'))
)
CA_PATHS = check_paths(
"/etc/kuksa-val/CA.pem",
f"/usr/lib/{python_version}/site-packages/kuksa_certificates/CA.pem",
os.path.abspath(os.path.join(os.path.dirname(__file__), "../assets/cert/CA.pem"))
)
WS_TOKEN_PATHS = check_paths(
f"/usr/lib/{python_version}/site-packages/kuksa_certificates/jwt/super-admin.json.token",
os.path.join(os.path.expanduser("~"), f".local/lib/{python_version}/site-packages/kuksa_certificates/jwt/super-admin.json.token")
)
GRPC_TOKEN_PATHS = check_paths(
f"/usr/lib/{python_version}/site-packages/kuksa_certificates/jwt/super-admin.json.token",
os.path.abspath(os.path.join(os.path.dirname(__file__), "../assets/token/grpc/actuate-provide-all.token"))
)
config = ConfigParser()
config_path = next((path for path, exists in CONFIG_PATHS.items() if exists), None)
if config_path:
config.read(config_path)
CA_PATH = next((path for path, exists in CA_PATHS.items() if exists), None)
WS_TOKEN = next((path for path, exists in WS_TOKEN_PATHS.items() if exists), None)
GRPC_TOKEN = next((path for path, exists in GRPC_TOKEN_PATHS.items() if exists), None)
KUKSA_CONFIG = {}
KUKSA_TOKEN = None
def select_config(preferred_config):
"""
Selects a configuration from the config.ini file based on the preferred_config parameter.
Args:
preferred_config (str): The name of the configuration section to select.
Returns:
Tuple[str, Dict[str, Union[str, bool]], str]: A tuple containing the name of the selected configuration section,
a dictionary containing the configuration options for the selected section, and the token to use for the selected
protocol.
"""
global KUKSA_CONFIG, KUKSA_TOKEN
KUKSA_CONFIG.clear()
if config.has_section(preferred_config):
KUKSA_CONFIG['ip'] = config[preferred_config]['ip']
KUKSA_CONFIG['port'] = config[preferred_config]['port']
KUKSA_CONFIG['protocol'] = config[preferred_config]['protocol']
KUKSA_CONFIG['insecure'] = False if config[preferred_config]['insecure'] == 'false' else True
if config.has_option(preferred_config, 'cacert'):
KUKSA_CONFIG['cacertificate'] = config[preferred_config]['cacert'] if os.path.exists(config[preferred_config]['cacert']) else CA_PATH
else:
KUKSA_CONFIG['cacertificate'] = None
KUKSA_CONFIG['tls_server_name'] = config[preferred_config]['tls_server_name']
if config.has_option(preferred_config, 'token'):
if config[preferred_config]['token'] == 'default':
KUKSA_TOKEN = get_default_token(KUKSA_CONFIG['protocol'])
elif os.path.exists(config[preferred_config]['token']):
KUKSA_TOKEN = config[preferred_config]['token']
else:
ValueError(f"Token file {config[preferred_config]['token']} not found")
else:
raise ValueError(f"Config section {preferred_config} not found in config.ini")
return preferred_config, KUKSA_CONFIG , KUKSA_TOKEN
def get_list_configs():
return config.sections()[1:]
def get_default_config():
defaultConfigName = config.get('default', 'preferred-config')
return defaultConfigName
def get_default_token(protocol):
if protocol == 'grpc':
return GRPC_TOKEN
else:
return WS_TOKEN
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