mirror of https://github.com/alerta/alerta.git
142 lines
6.7 KiB
Python
142 lines
6.7 KiB
Python
import os
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from flask import Flask
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class Config:
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def __init__(self, app: Flask = None) -> None:
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self.app = None
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if app:
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self.init_app(app)
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def init_app(self, app: Flask) -> None:
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config = self.get_user_config()
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app.config.update(config)
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@staticmethod
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def get_user_config():
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from flask import Config
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config = Config('/')
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config.from_object('alerta.settings')
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config.from_pyfile('/etc/alertad.conf', silent=True)
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config.from_envvar('ALERTA_SVR_CONF_FILE', silent=True)
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config['DEBUG'] = get_config('DEBUG', default=True, type=bool, config=config)
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config['BASE_URL'] = get_config('BASE_URL', default='', type=str, config=config)
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config['USE_PROXYFIX'] = get_config('USE_PROXYFIX', default=False, type=bool, config=config)
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config['SECRET_KEY'] = get_config('SECRET_KEY', default='', type=str, config=config)
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database_url = (
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# The following database settings are deprecated.
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os.environ.get('MONGO_URI', None)
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or os.environ.get('MONGODB_URI', None)
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or os.environ.get('MONGOHQ_URL', None)
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or os.environ.get('MONGOLAB_URI', None)
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)
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# Use app config for DATABASE_URL if no env var from above override it
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config['DATABASE_URL'] = get_config('DATABASE_URL', default=database_url, type=str, config=config)
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config['DATABASE_NAME'] = get_config('DATABASE_NAME', default=None, type=str, config=config)
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config['DATABASE_SCHEMA'] = get_config('DATABASE_SCHEMA', default='public', type=str, config=config)
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config['AUTH_REQUIRED'] = get_config('AUTH_REQUIRED', default=None, type=bool, config=config)
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config['AUTH_PROVIDER'] = get_config('AUTH_PROVIDER', default=None, type=str, config=config)
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config['ADMIN_USERS'] = get_config('ADMIN_USERS', default=[], type=list, config=config)
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config['SIGNUP_ENABLED'] = get_config('SIGNUP_ENABLED', default=True, type=bool, config=config)
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config['CUSTOMER_VIEWS'] = get_config('CUSTOMER_VIEWS', default=False, type=bool, config=config)
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config['OAUTH2_CLIENT_ID'] = get_config('OAUTH2_CLIENT_ID', default=None, type=str, config=config)
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config['OAUTH2_CLIENT_SECRET'] = get_config('OAUTH2_CLIENT_SECRET', default=None, type=str, config=config)
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config['ALLOWED_EMAIL_DOMAINS'] = get_config('ALLOWED_EMAIL_DOMAINS', default=[], type=list, config=config)
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config['AZURE_TENANT'] = get_config('AZURE_TENANT', default=None, type=str, config=config)
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config['GITHUB_URL'] = get_config('GITHUB_URL', default=None, type=str, config=config)
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config['ALLOWED_GITHUB_ORGS'] = get_config('ALLOWED_GITHUB_ORGS', default=[], type=list, config=config)
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config['GITLAB_URL'] = get_config('GITLAB_URL', default=None, type=str, config=config)
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if 'ALLOWED_GITLAB_GROUPS' in os.environ:
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config['ALLOWED_OIDC_ROLES'] = get_config('ALLOWED_GITLAB_GROUPS', default=[], type=list, config=config)
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config['KEYCLOAK_URL'] = get_config('KEYCLOAK_URL', default=None, type=str, config=config)
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config['KEYCLOAK_REALM'] = get_config('KEYCLOAK_REALM', default=None, type=str, config=config)
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if 'ALLOWED_KEYCLOAK_ROLES' in os.environ:
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config['ALLOWED_OIDC_ROLES'] = get_config('ALLOWED_KEYCLOAK_ROLES', default=[], type=list, config=config)
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config['LDAP_BIND_PASSWORD'] = get_config('LDAP_BIND_PASSWORD', default=None, type=str, config=config)
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config['OIDC_ISSUER_URL'] = get_config('OIDC_ISSUER_URL', default=None, type=str, config=config)
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config['ALLOWED_OIDC_ROLES'] = get_config('ALLOWED_OIDC_ROLES', default=[], type=list, config=config)
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config['CORS_ORIGINS'] = get_config('CORS_ORIGINS', default=[], type=list, config=config)
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config['MAIL_FROM'] = get_config('MAIL_FROM', default=None, type=str, config=config)
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config['SMTP_PASSWORD'] = get_config('SMTP_PASSWORD', default=None, type=str, config=config)
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config['GOOGLE_TRACKING_ID'] = get_config('GOOGLE_TRACKING_ID', default=None, type=str, config=config)
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# housekeeping
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config['DELETE_EXPIRED_AFTER'] = (
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get_config('DEFAULT_EXPIRED_DELETE_HRS', default=0, type=int, config=config) * 60 * 60
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or get_config('HK_EXPIRED_DELETE_HRS', default=0, type=int) * 60 * 60
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or get_config('DELETE_EXPIRED_AFTER', default=None, type=int, config=config)
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)
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config['DELETE_INFO_AFTER'] = (
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get_config('DEFAULT_INFO_DELETE_HRS', default=0, type=int, config=config) * 60 * 60
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or get_config('HK_INFO_DELETE_HRS', default=0, type=int) * 60 * 60
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or get_config('DELETE_INFO_AFTER', default=None, type=int, config=config)
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)
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# plugins
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config['PLUGINS'] = get_config('PLUGINS', default=[], type=list, config=config)
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# blackout plugin
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config['BLACKOUT_DURATION'] = get_config('BLACKOUT_DURATION', default=None, type=int, config=config)
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config['NOTIFICATION_BLACKOUT'] = get_config('NOTIFICATION_BLACKOUT', default=None, type=bool, config=config)
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config['BLACKOUT_ACCEPT'] = get_config('BLACKOUT_ACCEPT', default=[], type=list, config=config)
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# reject plugin
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config['ORIGIN_BLACKLIST'] = get_config('ORIGIN_BLACKLIST', default=[], type=list, config=config)
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config['ALLOWED_ENVIRONMENTS'] = get_config('ALLOWED_ENVIRONMENTS', default=[], type=list, config=config)
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# webhooks
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config['DEFAULT_ENVIRONMENT'] = get_config('DEFAULT_ENVIRONMENT', default=None, type=str, config=config)
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config['CLIPBOARD_TEMPLATE'] = get_config('CLIPBOARD_TEMPLATE', default=None, type=str, config=config)
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# Runtime config check
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if config['CUSTOMER_VIEWS'] and not config['AUTH_REQUIRED']:
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raise RuntimeError('Must enable authentication to use customer views')
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if config['CUSTOMER_VIEWS'] and not config['ADMIN_USERS']:
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raise RuntimeError('Customer views is enabled but there are no admin users')
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if config['DEFAULT_ENVIRONMENT'] not in config['ALLOWED_ENVIRONMENTS']:
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raise RuntimeError(f"Default environment \"{config['DEFAULT_ENVIRONMENT']}\" not in list of allowed environments")
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return config
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def get_config(key, default=None, type=None, **kwargs):
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if key in os.environ:
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rv = os.environ[key]
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if type == bool:
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return rv.lower() in ['yes', 'on', 'true', 't', '1']
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elif type == list:
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return rv.split(',')
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elif type is not None:
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try:
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rv = type(rv)
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except ValueError:
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rv = default
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return rv
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try:
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rv = kwargs['config'].get(key, default)
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except KeyError:
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rv = default
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return rv
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