first commit

searxng/searx/__init__.py

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+# SPDX-License-Identifier: AGPL-3.0-or-later
+# lint: pylint
+# pylint: disable=missing-module-docstring
+
+import sys
+import os
+from os.path import dirname, abspath
+
+import logging
+
+import searx.unixthreadname
+import searx.settings_loader
+from searx.settings_defaults import settings_set_defaults
+
+
+# Debug
+LOG_FORMAT_DEBUG = '%(levelname)-7s %(name)-30.30s: %(message)s'
+
+# Production
+LOG_FORMAT_PROD = '%(asctime)-15s %(levelname)s:%(name)s: %(message)s'
+LOG_LEVEL_PROD = logging.WARNING
+
+searx_dir = abspath(dirname(__file__))
+searx_parent_dir = abspath(dirname(dirname(__file__)))
+settings, settings_load_message = searx.settings_loader.load_settings()
+
+if settings is not None:
+    settings = settings_set_defaults(settings)
+
+_unset = object()
+
+
+def get_setting(name, default=_unset):
+    """Returns the value to which ``name`` point.  If there is no such name in the
+    settings and the ``default`` is unset, a :py:obj:`KeyError` is raised.
+
+    """
+    value = settings
+    for a in name.split('.'):
+        if isinstance(value, dict):
+            value = value.get(a, _unset)
+        else:
+            value = _unset
+
+        if value is _unset:
+            if default is _unset:
+                raise KeyError(name)
+            value = default
+            break
+
+    return value
+
+
+def is_color_terminal():
+    if os.getenv('TERM') in ('dumb', 'unknown'):
+        return False
+    return sys.stdout.isatty()
+
+
+def logging_config_debug():
+    try:
+        import coloredlogs  # pylint: disable=import-outside-toplevel
+    except ImportError:
+        coloredlogs = None
+
+    log_level = os.environ.get('SEARXNG_DEBUG_LOG_LEVEL', 'DEBUG')
+    if coloredlogs and is_color_terminal():
+        level_styles = {
+            'spam': {'color': 'green', 'faint': True},
+            'debug': {},
+            'notice': {'color': 'magenta'},
+            'success': {'bold': True, 'color': 'green'},
+            'info': {'bold': True, 'color': 'cyan'},
+            'warning': {'color': 'yellow'},
+            'error': {'color': 'red'},
+            'critical': {'bold': True, 'color': 'red'},
+        }
+        field_styles = {
+            'asctime': {'color': 'green'},
+            'hostname': {'color': 'magenta'},
+            'levelname': {'color': 8},
+            'name': {'color': 8},
+            'programname': {'color': 'cyan'},
+            'username': {'color': 'yellow'},
+        }
+        coloredlogs.install(level=log_level, level_styles=level_styles, field_styles=field_styles, fmt=LOG_FORMAT_DEBUG)
+    else:
+        logging.basicConfig(level=logging.getLevelName(log_level), format=LOG_FORMAT_DEBUG)
+
+
+searx_debug = settings['general']['debug']
+if searx_debug:
+    logging_config_debug()
+else:
+    logging.basicConfig(level=LOG_LEVEL_PROD, format=LOG_FORMAT_PROD)
+    logging.root.setLevel(level=LOG_LEVEL_PROD)
+    logging.getLogger('werkzeug').setLevel(level=LOG_LEVEL_PROD)
+logger = logging.getLogger('searx')
+logger.info(settings_load_message)
+
+# log max_request_timeout
+max_request_timeout = settings['outgoing']['max_request_timeout']
+if max_request_timeout is None:
+    logger.info('max_request_timeout=%s', repr(max_request_timeout))
+else:
+    logger.info('max_request_timeout=%i second(s)', max_request_timeout)