lib: load json strings in config env variables

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

authentik/lib/config.py

@@ -3,7 +3,8 @@ import os
 from collections.abc import Mapping
 from contextlib import contextmanager
 from glob import glob
-from json import dumps
+from json import dumps, loads
+from json.decoder import JSONDecodeError
 from time import time
 from typing import Any
 from urllib.parse import urlparse
@@ -123,6 +124,11 @@ class ConfigLoader:
                 if dot_part not in current_obj:
                     current_obj[dot_part] = {}
                 current_obj = current_obj[dot_part]
+            # Check if the value is json, and try to load it
+            try:
+                value = loads(value)
+            except JSONDecodeError:
+                pass
             current_obj[dot_parts[-1]] = value
             idx += 1
         if idx > 0:

authentik/lib/default.yml

@@ -72,7 +72,6 @@ disable_startup_analytics: false
 avatars: env://AUTHENTIK_AUTHENTIK__AVATARS?gravatar
 geoip: "./GeoLite2-City.mmdb"
 
-# Can't currently be configured via environment variables, only yaml
 footer_links:
   - name: Documentation
     href: https://goauthentik.io/docs/?utm_source=authentik

website/docs/installation/configuration.md

@@ -165,6 +165,20 @@ Requires authentik 2021.10.5
 
 Enable the ability for users to change their Usernames, defaults to `true`.
 
+### AUTHENTIK_FOOTER_LINKS
+
+:::info
+Requires authentik 2021.10.5
+:::
+
+This option configures the footer links on the flow executor pages.
+
+The setting can be used as follows:
+
+```
+AUTHENTIK_FOOTER_LINKS='[{"name": "Link Name","href":"https://goauthentik.io"}]'
+```
+
 ## Debugging
 
 To check if your config has been applied correctly, you can run the following command to output the full config: