searx/settings.yml

@@ -121,7 +121,6 @@ ui:
 #
 # result_proxy:
 #   url: http://127.0.0.1:3000/
-#   # the key is a base64 encoded string, the YAML !!binary prefix is optional
 #   key: !!binary "your_morty_proxy_key"
 #   # [true|false] enable the "proxy" button next to each result
 #   proxify_results: true

searx/settings_defaults.py

@@ -9,7 +9,6 @@ import numbers
 import errno
 import os
 import logging
-from base64 import b64decode
 from os.path import dirname, abspath
 
 from searx.languages import language_codes as languages
@@ -42,6 +41,16 @@ STR_TO_BOOL = {
 }
 _UNDEFINED = object()
 
+# compatibility
+SEARX_ENVIRON_VARIABLES = {
+    'SEARX_DISABLE_ETC_SETTINGS': 'SEARXNG_DISABLE_ETC_SETTINGS',
+    'SEARX_SETTINGS_PATH': 'SEARXNG_SETTINGS_PATH',
+    'SEARX_DEBUG': 'SEARXNG_DEBUG',
+    'SEARX_PORT': 'SEARXNG_PORT',
+    'SEARX_BIND_ADDRESS': 'SEARXNG_BIND_ADDRESS',
+    'SEARX_SECRET': 'SEARXNG_SECRET',
+}
+
 
 class SettingsValue:
     """Check and update a setting value"""
@@ -108,15 +117,6 @@ class SettingsDirectoryValue(SettingsValue):
         return super().__call__(value)
 
 
-class SettingsBytesValue(SettingsValue):
-    """str are base64 decoded"""
-
-    def __call__(self, value: typing.Any) -> typing.Any:
-        if isinstance(value, str):
-            value = b64decode(value)
-        return super().__call__(value)
-
-
 def apply_schema(settings, schema, path_list):
     error = False
     for key, value in schema.items():
@@ -215,11 +215,6 @@ SCHEMA = {
         'extra_proxy_timeout': SettingsValue(int, 0),
         'networks': {},
     },
-    'result_proxy': {
-        'url': SettingsValue((None, str), None),
-        'key': SettingsBytesValue((None, bytes), None),
-        'proxify_results': SettingsValue(bool, False),
-    },
     'plugins': SettingsValue(list, []),
     'enabled_plugins': SettingsValue((None, list), None),
     'checker': {
@@ -232,5 +227,11 @@ SCHEMA = {
 
 
 def settings_set_defaults(settings):
+    # compatibility with searx variables
+    for searx, searxng in SEARX_ENVIRON_VARIABLES.items():
+        if searx in os.environ and searxng not in os.environ:
+            os.environ[searxng] = os.environ[searx]
+            logger.warning('%s uses value from %s', searxng, searx)
+
     apply_schema(settings, SCHEMA, [])
     return settings

searx/settings_loader.py

@@ -1,6 +1,5 @@
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
-from typing import Optional
 from os import environ
 from os.path import dirname, join, abspath, isfile
 from collections.abc import Mapping
@@ -14,7 +13,7 @@ from searx.exceptions import SearxSettingsException
 searx_dir = abspath(dirname(__file__))
 
 
-def existing_filename_or_none(file_name: str) -> Optional[str]:
+def check_settings_yml(file_name):
     if isfile(file_name):
         return file_name
     return None
@@ -31,29 +30,29 @@ def load_yaml(file_name):
 
 
 def get_default_settings_path():
-    return existing_filename_or_none(join(searx_dir, 'settings.yml'))
+    return check_settings_yml(join(searx_dir, 'settings.yml'))
 
 
-def get_user_settings_path() -> Optional[str]:
+def get_user_settings_path():
-    """Get an user settings file.
+    # find location of settings.yml
-    By descending priority:
-    1. ``environ['SEARXNG_SETTINGS_PATH']``
-    2. ``/etc/searxng/settings.yml`` except if ``SEARXNG_DISABLE_ETC_SETTINGS`` is ``true`` or ``1``
-    3. ``None``
-    """
-
-    # check the environment variable SEARXNG_SETTINGS_PATH
-    # if the environment variable is defined, this is the last check
     if 'SEARXNG_SETTINGS_PATH' in environ:
-        return existing_filename_or_none(environ['SEARXNG_SETTINGS_PATH'])
+        # if possible set path to settings using the
+        # enviroment variable SEARXNG_SETTINGS_PATH
+        return check_settings_yml(environ['SEARXNG_SETTINGS_PATH'])
 
-    # if SEARXNG_DISABLE_ETC_SETTINGS don't look any futher
     if environ.get('SEARXNG_DISABLE_ETC_SETTINGS', '').lower() in ('1', 'true'):
         return None
 
-    # check /etc/searxng/settings.yml
+    # if not, get it from searx code base or last solution from /etc/searxng
-    # (continue with other locations if the file is not found)
+    try:
-    return existing_filename_or_none('/etc/searxng/settings.yml')
+        return check_settings_yml('/etc/searxng/settings.yml')
+    except SearxSettingsException as e:
+        # fall back to searx settings
+        try:
+            return check_settings_yml('/etc/searx/settings.yml')
+        except SearxSettingsException:
+            # if none are found, raise the exception about SearXNG
+            raise e  # pylint: disable=raise-missing-from
 
 
 def update_dict(default_dict, user_dict):

searx/webapp.py

@@ -315,16 +315,16 @@ def custom_url_for(endpoint: str, **values):
     return url_for(endpoint, **values) + suffix
 
 
-def morty_proxify(url: str):
+def proxify(url: str):
     if url.startswith('//'):
         url = 'https:' + url
 
-    if not settings['result_proxy']['url']:
+    if not settings.get('result_proxy'):
         return url
 
     url_params = dict(mortyurl=url)
 
-    if settings['result_proxy']['key']:
+    if settings['result_proxy'].get('key'):
         url_params['mortyhash'] = hmac.new(settings['result_proxy']['key'], url.encode(), hashlib.sha256).hexdigest()
 
     return '{0}?{1}'.format(settings['result_proxy']['url'], urlencode(url_params))
@@ -349,8 +349,8 @@ def image_proxify(url: str):
             return url
         return None
 
-    if settings['result_proxy']['url']:
+    if settings.get('result_proxy'):
-        return morty_proxify(url)
+        return proxify(url)
 
     h = new_hmac(settings['server']['secret_key'], url.encode())
 
@@ -462,8 +462,8 @@ def render(template_name: str, **kwargs):
     # helpers to create links to other pages
     kwargs['url_for'] = custom_url_for  # override url_for function in templates
     kwargs['image_proxify'] = image_proxify
-    kwargs['proxify'] = morty_proxify if settings['result_proxy']['url'] is not None else None
+    kwargs['proxify'] = proxify if settings.get('result_proxy', {}).get('url') else None
-    kwargs['proxify_results'] = settings['result_proxy']['proxify_results']
+    kwargs['proxify_results'] = settings.get('result_proxy', {}).get('proxify_results', True)
     kwargs['get_result_template'] = get_result_template
     kwargs['opensearch_url'] = (
         url_for('opensearch')

tests/unit/test_settings_loader.py

@@ -22,11 +22,11 @@ class TestLoad(SearxTestCase):
         with self.assertRaises(SearxSettingsException):
             settings_loader.load_yaml(join(test_dir, '/settings/empty_settings.yml'))
 
-    def test_existing_filename_or_none(self):
+    def test_check_settings_yml(self):
-        self.assertIsNone(settings_loader.existing_filename_or_none('/dev/zero'))
+        self.assertIsNone(settings_loader.check_settings_yml('/dev/zero'))
 
         bad_settings_path = join(test_dir, 'settings/syntaxerror_settings.yml')
-        self.assertEqual(settings_loader.existing_filename_or_none(bad_settings_path), bad_settings_path)
+        self.assertEqual(settings_loader.check_settings_yml(bad_settings_path), bad_settings_path)
 
 
 class TestDefaultSettings(SearxTestCase):