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263 lines
9.5 KiB
263 lines
9.5 KiB
from __future__ import annotations
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import importlib
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import os
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import sys
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import warnings
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from dynaconf.utils import RENAMED_VARS
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from dynaconf.utils import upperfy
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from dynaconf.utils import warn_deprecations
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from dynaconf.utils.files import find_file
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from dynaconf.utils.parse_conf import boolean_fix
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from dynaconf.utils.parse_conf import parse_conf_data
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from dynaconf.vendor.dotenv import load_dotenv
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def try_renamed(key, value, older_key, current_key):
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if value is None:
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if key == current_key:
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if older_key in os.environ:
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warnings.warn(
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f"{older_key} is deprecated please use {current_key}",
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DeprecationWarning,
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)
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value = os.environ[older_key]
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return value
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def get(key, default=None):
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value = os.environ.get(upperfy(key))
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# compatibility with renamed variables
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for old, new in RENAMED_VARS.items():
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value = try_renamed(key, value, old, new)
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return (
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parse_conf_data(boolean_fix(value), tomlfy=True, box_settings={})
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if value is not None
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else default
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)
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def start_dotenv(obj=None, root_path=None):
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# load_from_dotenv_if_installed
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obj = obj or {}
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_find_file = getattr(obj, "find_file", find_file)
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root_path = (
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root_path
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or getattr(obj, "_root_path", None)
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or get("ROOT_PATH_FOR_DYNACONF")
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)
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dotenv_path = (
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obj.get("DOTENV_PATH_FOR_DYNACONF")
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or get("DOTENV_PATH_FOR_DYNACONF")
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or _find_file(".env", project_root=root_path)
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)
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load_dotenv(
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dotenv_path,
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verbose=obj.get("DOTENV_VERBOSE_FOR_DYNACONF", False),
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override=obj.get("DOTENV_OVERRIDE_FOR_DYNACONF", False),
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)
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warn_deprecations(os.environ)
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def reload(load_dotenv=None, *args, **kwargs):
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if load_dotenv:
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start_dotenv(*args, **kwargs)
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importlib.reload(sys.modules[__name__])
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# default proj root
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# pragma: no cover
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ROOT_PATH_FOR_DYNACONF = get("ROOT_PATH_FOR_DYNACONF", None)
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# Default settings file
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SETTINGS_FILE_FOR_DYNACONF = get("SETTINGS_FILE_FOR_DYNACONF", [])
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# MISPELLS `FILES` when/if it happens
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mispelled_files = get("SETTINGS_FILES_FOR_DYNACONF", None)
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if not SETTINGS_FILE_FOR_DYNACONF and mispelled_files is not None:
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SETTINGS_FILE_FOR_DYNACONF = mispelled_files
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# # ENV SETTINGS
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# # In dynaconf 1.0.0 `NAMESPACE` got renamed to `ENV`
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# If provided environments will be loaded separately
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ENVIRONMENTS_FOR_DYNACONF = get("ENVIRONMENTS_FOR_DYNACONF", False)
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MAIN_ENV_FOR_DYNACONF = get("MAIN_ENV_FOR_DYNACONF", "MAIN")
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# If False dynaconf will allow access to first level settings only in upper
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LOWERCASE_READ_FOR_DYNACONF = get("LOWERCASE_READ_FOR_DYNACONF", True)
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# The environment variable to switch current env
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ENV_SWITCHER_FOR_DYNACONF = get(
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"ENV_SWITCHER_FOR_DYNACONF", "ENV_FOR_DYNACONF"
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)
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# The current env by default is DEVELOPMENT
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# to switch is needed to `export ENV_FOR_DYNACONF=PRODUCTION`
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# or put that value in .env file
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# this value is used only when reading files like .toml|yaml|ini|json
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ENV_FOR_DYNACONF = get(ENV_SWITCHER_FOR_DYNACONF, "DEVELOPMENT")
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# This variable exists to support `from_env` method
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FORCE_ENV_FOR_DYNACONF = get("FORCE_ENV_FOR_DYNACONF", None)
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# Default values is taken from DEFAULT pseudo env
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# this value is used only when reading files like .toml|yaml|ini|json
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DEFAULT_ENV_FOR_DYNACONF = get("DEFAULT_ENV_FOR_DYNACONF", "DEFAULT")
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# Global values are taken from DYNACONF env used for exported envvars
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# Values here overwrites all other envs
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# This namespace is used for files and also envvars
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ENVVAR_PREFIX_FOR_DYNACONF = get("ENVVAR_PREFIX_FOR_DYNACONF", "DYNACONF")
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# By default all environment variables (filtered by `envvar_prefix`) will
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# be pulled into settings space. In case some of them are polluting the space,
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# setting this flag to `True` will change this behaviour.
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# Only "known" variables will be considered -- that is variables defined before
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# in settings files (or includes/preloads).
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IGNORE_UNKNOWN_ENVVARS_FOR_DYNACONF = get(
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"IGNORE_UNKNOWN_ENVVARS_FOR_DYNACONF", False
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)
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AUTO_CAST_FOR_DYNACONF = get("AUTO_CAST_FOR_DYNACONF", True)
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# The default encoding to open settings files
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ENCODING_FOR_DYNACONF = get("ENCODING_FOR_DYNACONF", "utf-8")
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# Merge objects on load
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MERGE_ENABLED_FOR_DYNACONF = get("MERGE_ENABLED_FOR_DYNACONF", False)
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# Lookup keys considering dots as separators
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DOTTED_LOOKUP_FOR_DYNACONF = get("DOTTED_LOOKUP_FOR_DYNACONF", True)
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# BY default `__` is the separator for nested env vars
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# export `DYNACONF__DATABASE__server=server.com`
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# export `DYNACONF__DATABASE__PORT=6666`
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# Should result in settings.DATABASE == {'server': 'server.com', 'PORT': 6666}
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# To disable it one can set `NESTED_SEPARATOR_FOR_DYNACONF=false`
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NESTED_SEPARATOR_FOR_DYNACONF = get("NESTED_SEPARATOR_FOR_DYNACONF", "__")
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# The env var specifying settings module
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ENVVAR_FOR_DYNACONF = get("ENVVAR_FOR_DYNACONF", "SETTINGS_FILE_FOR_DYNACONF")
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# Default values for redis configs
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default_redis = {
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"host": get("REDIS_HOST_FOR_DYNACONF", "localhost"),
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"port": int(get("REDIS_PORT_FOR_DYNACONF", 6379)),
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"db": int(get("REDIS_DB_FOR_DYNACONF", 0)),
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"decode_responses": get("REDIS_DECODE_FOR_DYNACONF", True),
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"username": get("REDIS_USERNAME_FOR_DYNACONF", None),
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"password": get("REDIS_PASSWORD_FOR_DYNACONF", None),
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}
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REDIS_FOR_DYNACONF = get("REDIS_FOR_DYNACONF", default_redis)
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REDIS_ENABLED_FOR_DYNACONF = get("REDIS_ENABLED_FOR_DYNACONF", False)
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# Hashicorp Vault Project
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vault_scheme = get("VAULT_SCHEME_FOR_DYNACONF", "http")
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vault_host = get("VAULT_HOST_FOR_DYNACONF", "localhost")
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vault_port = get("VAULT_PORT_FOR_DYNACONF", "8200")
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default_vault = {
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"url": get(
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"VAULT_URL_FOR_DYNACONF", f"{vault_scheme}://{vault_host}:{vault_port}"
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),
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"token": get("VAULT_TOKEN_FOR_DYNACONF", None),
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"cert": get("VAULT_CERT_FOR_DYNACONF", None),
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"verify": get("VAULT_VERIFY_FOR_DYNACONF", None),
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"timeout": get("VAULT_TIMEOUT_FOR_DYNACONF", None),
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"proxies": get("VAULT_PROXIES_FOR_DYNACONF", None),
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"allow_redirects": get("VAULT_ALLOW_REDIRECTS_FOR_DYNACONF", None),
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"namespace": get("VAULT_NAMESPACE_FOR_DYNACONF", None),
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}
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VAULT_FOR_DYNACONF = get("VAULT_FOR_DYNACONF", default_vault)
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VAULT_ENABLED_FOR_DYNACONF = get("VAULT_ENABLED_FOR_DYNACONF", False)
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VAULT_PATH_FOR_DYNACONF = get("VAULT_PATH_FOR_DYNACONF", "dynaconf")
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VAULT_MOUNT_POINT_FOR_DYNACONF = get(
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"VAULT_MOUNT_POINT_FOR_DYNACONF", "secret"
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)
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VAULT_ROOT_TOKEN_FOR_DYNACONF = get("VAULT_ROOT_TOKEN_FOR_DYNACONF", None)
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VAULT_KV_VERSION_FOR_DYNACONF = get("VAULT_KV_VERSION_FOR_DYNACONF", 1)
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VAULT_AUTH_WITH_IAM_FOR_DYNACONF = get(
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"VAULT_AUTH_WITH_IAM_FOR_DYNACONF", False
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)
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VAULT_AUTH_ROLE_FOR_DYNACONF = get("VAULT_AUTH_ROLE_FOR_DYNACONF", None)
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VAULT_ROLE_ID_FOR_DYNACONF = get("VAULT_ROLE_ID_FOR_DYNACONF", None)
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VAULT_SECRET_ID_FOR_DYNACONF = get("VAULT_SECRET_ID_FOR_DYNACONF", None)
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VAULT_USERNAME_FOR_DYNACONF = get("VAULT_USERNAME_FOR_DYNACONF", None)
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VAULT_PASSWORD_FOR_DYNACONF = get("VAULT_PASSWORD_FOR_DYNACONF", None)
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# Only core loaders defined on this list will be invoked
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core_loaders = ["YAML", "TOML", "INI", "JSON", "PY"]
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CORE_LOADERS_FOR_DYNACONF = get("CORE_LOADERS_FOR_DYNACONF", core_loaders)
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# External Loaders to read vars from different data stores
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default_loaders = [
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"dynaconf.loaders.env_loader",
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# 'dynaconf.loaders.redis_loader'
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# 'dynaconf.loaders.vault_loader'
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]
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LOADERS_FOR_DYNACONF = get("LOADERS_FOR_DYNACONF", default_loaders)
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# Errors in loaders should be silenced?
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SILENT_ERRORS_FOR_DYNACONF = get("SILENT_ERRORS_FOR_DYNACONF", True)
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# always fresh variables
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FRESH_VARS_FOR_DYNACONF = get("FRESH_VARS_FOR_DYNACONF", [])
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DOTENV_PATH_FOR_DYNACONF = get("DOTENV_PATH_FOR_DYNACONF", None)
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DOTENV_VERBOSE_FOR_DYNACONF = get("DOTENV_VERBOSE_FOR_DYNACONF", False)
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DOTENV_OVERRIDE_FOR_DYNACONF = get("DOTENV_OVERRIDE_FOR_DYNACONF", False)
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# Currently this is only used by cli. INSTANCE_FOR_DYNACONF specifies python
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# dotted path to custom LazySettings instance. Last dotted path item should be
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# instance of LazySettings.
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INSTANCE_FOR_DYNACONF = get("INSTANCE_FOR_DYNACONF", None)
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# https://msg.pyyaml.org/load
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YAML_LOADER_FOR_DYNACONF = get("YAML_LOADER_FOR_DYNACONF", "safe_load")
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# Use commentjson? https://commentjson.readthedocs.io/en/latest/
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COMMENTJSON_ENABLED_FOR_DYNACONF = get(
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"COMMENTJSON_ENABLED_FOR_DYNACONF", False
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)
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# Extra file, or list of files where to look for secrets
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# useful for CI environment like jenkins
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# where you can export this variable pointing to a local
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# absolute path of the secrets file.
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SECRETS_FOR_DYNACONF = get("SECRETS_FOR_DYNACONF", None)
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# To include extra paths based on envvar
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INCLUDES_FOR_DYNACONF = get("INCLUDES_FOR_DYNACONF", [])
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# To pre-load extra paths based on envvar
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PRELOAD_FOR_DYNACONF = get("PRELOAD_FOR_DYNACONF", [])
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# Files to skip if found on search tree
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SKIP_FILES_FOR_DYNACONF = get("SKIP_FILES_FOR_DYNACONF", [])
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# YAML reads empty vars as None, should dynaconf apply validator defaults?
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# this is set to None, then evaluated on base.Settings.setdefault
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# possible values are True/False
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APPLY_DEFAULT_ON_NONE_FOR_DYNACONF = get(
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"APPLY_DEFAULT_ON_NONE_FOR_DYNACONF", None
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)
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# Auto trigger validation when Settings update methods are called directly
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# (set, update, load_file)
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VALIDATE_ON_UPDATE_FOR_DYNACONF = get("VALIDATE_ON_UPDATE_FOR_DYNACONF", False)
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# Use system environ as fallback when a setting was not set
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SYSENV_FALLBACK_FOR_DYNACONF = get("SYSENV_FALLBACK_FOR_DYNACONF", False)
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# Backwards compatibility with renamed variables
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for old, new in RENAMED_VARS.items():
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setattr(sys.modules[__name__], old, locals()[new])
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