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settings: Extract config file functions to a module.

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Signed-off-by: Anders Kaseorg <anders@zulipchat.com>
This commit is contained in:
Anders Kaseorg
2019-11-12 16:11:56 -08:00
committed by Tim Abbott
parent 8e88e2ce15
commit 93b1c3d94b
4 changed files with 54 additions and 38 deletions
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37
zproject/settings.py
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@@ -14,8 +14,6 @@ from copy import deepcopy
import os
import time
import sys
from typing import Any, Optional
import configparser
from zerver.lib.db import TimeTrackingConnection
import zerver.lib.logging_util
@@ -24,40 +22,7 @@ import zerver.lib.logging_util
# INITIAL SETTINGS
########################################################################
DEPLOY_ROOT = os.path.realpath(os.path.dirname(os.path.dirname(__file__)))
config_file = configparser.RawConfigParser()
config_file.read("/etc/zulip/zulip.conf")
# Whether this instance of Zulip is running in a production environment.
PRODUCTION = config_file.has_option('machine', 'deploy_type')
DEVELOPMENT = not PRODUCTION
secrets_file = configparser.RawConfigParser()
if PRODUCTION:
secrets_file.read("/etc/zulip/zulip-secrets.conf")
else:
secrets_file.read(os.path.join(DEPLOY_ROOT, "zproject/dev-secrets.conf"))
def get_secret(key: str, default_value: Optional[Any]=None,
development_only: bool=False) -> Optional[Any]:
if development_only and PRODUCTION:
return default_value
if secrets_file.has_option('secrets', key):
return secrets_file.get('secrets', key)
return default_value
def get_config(section: str, key: str, default_value: Optional[Any]=None) -> Optional[Any]:
if config_file.has_option(section, key):
return config_file.get(section, key)
return default_value
def get_from_file_if_exists(path: str) -> str:
if os.path.exists(path):
with open(path, "r") as f:
return f.read()
else:
return ''
from .config import DEPLOY_ROOT, PRODUCTION, DEVELOPMENT, get_secret, get_config, get_from_file_if_exists
# Make this unique, and don't share it with anybody.
SECRET_KEY = get_secret("secret_key")