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[mod] processors: show identical error messages on /search and /stats

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Alexandre Flament 2021-04-26 11:12:02 +02:00 • committed by Markus Heiser
parent 9b482e8fcc
commit b1557b5443
4 changed files with 67 additions and 49 deletions
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26
searx/search/processors/abstract.py
View file

@ -59,22 +59,28 @@ class EngineProcessor(ABC):
key = id(key) if key else self.engine_name key = id(key) if key else self.engine_name
self.suspended_status = SUSPENDED_STATUS.setdefault(key, SuspendedStatus()) self.suspended_status = SUSPENDED_STATUS.setdefault(key, SuspendedStatus())
def handle_exception(self, result_container, reason, exception, suspend=False, display_exception=True): def handle_exception(self, result_container, exception_or_message, suspend=False):
# update result_container # update result_container
error_message = str(exception) if display_exception and exception else None if isinstance(exception_or_message, BaseException):
result_container.add_unresponsive_engine(self.engine_name, reason, error_message) exception_class = exception_or_message.__class__
module_name = getattr(exception_class, '__module__', 'builtins')
module_name = '' if module_name == 'builtins' else module_name + '.'
error_message = module_name + exception_class.__qualname__
else:
error_message = exception_or_message
result_container.add_unresponsive_engine(self.engine_name, error_message)
# metrics # metrics
counter_inc('engine', self.engine_name, 'search', 'count', 'error') counter_inc('engine', self.engine_name, 'search', 'count', 'error')
if exception: if isinstance(exception_or_message, BaseException):
count_exception(self.engine_name, exception) count_exception(self.engine_name, exception_or_message)
else: else:
count_error(self.engine_name, reason) count_error(self.engine_name, exception_or_message)
# suspend the engine ? # suspend the engine ?
if suspend: if suspend:
suspended_time = None suspended_time = None
if isinstance(exception, SearxEngineAccessDeniedException): if isinstance(exception_or_message, SearxEngineAccessDeniedException):
suspended_time = exception.suspended_time suspended_time = exception_or_message.suspended_time
self.suspended_status.suspend(suspended_time, reason) # pylint: disable=no-member self.suspended_status.suspend(suspended_time, error_message) # pylint: disable=no-member
def _extend_container_basic(self, result_container, start_time, search_results): def _extend_container_basic(self, result_container, start_time, search_results):
# update result_container # update result_container
@ -91,7 +97,7 @@ class EngineProcessor(ABC):
def extend_container(self, result_container, start_time, search_results): def extend_container(self, result_container, start_time, search_results):
if getattr(threading.current_thread(), '_timeout', False): if getattr(threading.current_thread(), '_timeout', False):
# the main thread is not waiting anymore # the main thread is not waiting anymore
self.handle_exception(result_container, 'Timeout', None) self.handle_exception(result_container, 'timeout', None)
else: else:
# check if the engine accepted the request # check if the engine accepted the request
if search_results is not None: if search_results is not None:

2
searx/search/processors/offline.py
View file

@ -22,5 +22,5 @@ class OfflineProcessor(EngineProcessor):
# do not record the error # do not record the error
logger.exception('engine {0} : invalid input : {1}'.format(self.engine_name, e)) logger.exception('engine {0} : invalid input : {1}'.format(self.engine_name, e))
except Exception as e: except Exception as e:
self.handle_exception(result_container, 'unexpected crash', e) self.handle_exception(result_container, e)
logger.exception('engine {0} : exception : {1}'.format(self.engine_name, e)) logger.exception('engine {0} : exception : {1}'.format(self.engine_name, e))

12
searx/search/processors/online.py
View file

@ -130,7 +130,7 @@ class OnlineProcessor(EngineProcessor):
self.extend_container(result_container, start_time, search_results) self.extend_container(result_container, start_time, search_results)
except (httpx.TimeoutException, asyncio.TimeoutError) as e: except (httpx.TimeoutException, asyncio.TimeoutError) as e:
# requests timeout (connect or read) # requests timeout (connect or read)
self.handle_exception(result_container, 'HTTP timeout', e, suspend=True, display_exception=False) self.handle_exception(result_container, e, suspend=True)
logger.error("engine {0} : HTTP requests timeout" logger.error("engine {0} : HTTP requests timeout"
"(search duration : {1} s, timeout: {2} s) : {3}" "(search duration : {1} s, timeout: {2} s) : {3}"
.format(self.engine_name, time() - start_time, .format(self.engine_name, time() - start_time,
@ -138,23 +138,23 @@ class OnlineProcessor(EngineProcessor):
e.__class__.__name__)) e.__class__.__name__))
except (httpx.HTTPError, httpx.StreamError) as e: except (httpx.HTTPError, httpx.StreamError) as e:
# other requests exception # other requests exception
self.handle_exception(result_container, 'HTTP error', e, suspend=True, display_exception=False) self.handle_exception(result_container, e, suspend=True)
logger.exception("engine {0} : requests exception" logger.exception("engine {0} : requests exception"
"(search duration : {1} s, timeout: {2} s) : {3}" "(search duration : {1} s, timeout: {2} s) : {3}"
.format(self.engine_name, time() - start_time, .format(self.engine_name, time() - start_time,
timeout_limit, timeout_limit,
e)) e))
except SearxEngineCaptchaException as e: except SearxEngineCaptchaException as e:
self.handle_exception(result_container, 'CAPTCHA required', e, suspend=True, display_exception=False) self.handle_exception(result_container, e, suspend=True)
logger.exception('engine {0} : CAPTCHA'.format(self.engine_name)) logger.exception('engine {0} : CAPTCHA'.format(self.engine_name))
except SearxEngineTooManyRequestsException as e: except SearxEngineTooManyRequestsException as e:
self.handle_exception(result_container, 'too many requests', e, suspend=True, display_exception=False) self.handle_exception(result_container, e, suspend=True)
logger.exception('engine {0} : Too many requests'.format(self.engine_name)) logger.exception('engine {0} : Too many requests'.format(self.engine_name))
except SearxEngineAccessDeniedException as e: except SearxEngineAccessDeniedException as e:
self.handle_exception(result_container, 'blocked', e, suspend=True, display_exception=False) self.handle_exception(result_container, e, suspend=True)
logger.exception('engine {0} : Searx is blocked'.format(self.engine_name)) logger.exception('engine {0} : Searx is blocked'.format(self.engine_name))
except Exception as e: except Exception as e:
self.handle_exception(result_container, 'unexpected crash', e, display_exception=False) self.handle_exception(result_container, e)
logger.exception('engine {0} : exception : {1}'.format(self.engine_name, e)) logger.exception('engine {0} : exception : {1}'.format(self.engine_name, e))
def get_default_tests(self): def get_default_tests(self):

76
searx/webapp.py
View file

@ -172,28 +172,34 @@ _category_names = (gettext('files'),
gettext('science')) gettext('science'))
# #
exception_classname_to_label = { timeout_text = gettext('timeout')
"searx.exceptions.SearxEngineCaptchaException": gettext("CAPTCHA"), parsing_error_text = gettext('parsing error')
"searx.exceptions.SearxEngineTooManyRequestsException": gettext("too many requests"), http_protocol_error_text = gettext('HTTP protocol error')
"searx.exceptions.SearxEngineAccessDeniedException": gettext("access denied"), network_error_text = gettext('network error')
"searx.exceptions.SearxEngineAPIException": gettext("server API error"), exception_classname_to_text = {
"httpx.TimeoutException": gettext("HTTP timeout"), None: gettext('unexpected crash'),
"httpx.ConnectTimeout": gettext("HTTP timeout"), 'timeout': timeout_text,
"httpx.ReadTimeout": gettext("HTTP timeout"), 'asyncio.TimeoutError': timeout_text,
"httpx.WriteTimeout": gettext("HTTP timeout"), 'httpx.TimeoutException': timeout_text,
"httpx.HTTPStatusError": gettext("HTTP error"), 'httpx.ConnectTimeout': timeout_text,
"httpx.ConnectError": gettext("HTTP connection error"), 'httpx.ReadTimeout': timeout_text,
"httpx.RemoteProtocolError": gettext("HTTP protocol error"), 'httpx.WriteTimeout': timeout_text,
"httpx.LocalProtocolError": gettext("HTTP protocol error"), 'httpx.HTTPStatusError': gettext('HTTP error'),
"httpx.ProtocolError": gettext("HTTP protocol error"), 'httpx.ConnectError': gettext("HTTP connection error"),
"httpx.ReadError": gettext("network error"), 'httpx.RemoteProtocolError': http_protocol_error_text,
"httpx.WriteError": gettext("network error"), 'httpx.LocalProtocolError': http_protocol_error_text,
"httpx.ProxyError": gettext("proxy error"), 'httpx.ProtocolError': http_protocol_error_text,
"searx.exceptions.SearxEngineXPathException": gettext("parsing error"), 'httpx.ReadError': network_error_text,
"KeyError": gettext("parsing error"), 'httpx.WriteError': network_error_text,
"json.decoder.JSONDecodeError": gettext("parsing error"), 'httpx.ProxyError': gettext("proxy error"),
"lxml.etree.ParserError": gettext("parsing error"), 'searx.exceptions.SearxEngineCaptchaException': gettext("CAPTCHA"),
None: gettext("unexpected crash"), 'searx.exceptions.SearxEngineTooManyRequestsException': gettext("too many requests"),
'searx.exceptions.SearxEngineAccessDeniedException': gettext("access denied"),
'searx.exceptions.SearxEngineAPIException': gettext("server API error"),
'searx.exceptions.SearxEngineXPathException': parsing_error_text,
'KeyError': parsing_error_text,
'json.decoder.JSONDecodeError': parsing_error_text,
'lxml.etree.ParserError': parsing_error_text,
} }
_flask_babel_get_translations = flask_babel.get_translations _flask_babel_get_translations = flask_babel.get_translations
@ -786,15 +792,21 @@ def search():
def __get_translated_errors(unresponsive_engines): def __get_translated_errors(unresponsive_engines):
translated_errors = set() translated_errors = []
for unresponsive_engine in unresponsive_engines: # make a copy unresponsive_engines to avoid "RuntimeError: Set changed size during iteration"
error_msg = gettext(unresponsive_engine[1]) # it happens when an engine modifies the ResultContainer after the search_multiple_requests method
# has stopped waiting
for unresponsive_engine in list(unresponsive_engines):
error_user_text = exception_classname_to_text.get(unresponsive_engine[1])
if not error_user_text:
error_user_text = exception_classname_to_text[None]
error_msg = gettext(error_user_text)
if unresponsive_engine[2]: if unresponsive_engine[2]:
error_msg = "{} {}".format(error_msg, unresponsive_engine[2]) error_msg = "{} {}".format(error_msg, unresponsive_engine[2])
if unresponsive_engine[3]: if unresponsive_engine[3]:
error_msg = gettext('Suspended') + ': ' + error_msg error_msg = gettext('Suspended') + ': ' + error_msg
translated_errors.add((unresponsive_engine[0], error_msg)) translated_errors.append((unresponsive_engine[0], error_msg))
return translated_errors return sorted(translated_errors, key=lambda e: e[0])
@app.route('/about', methods=['GET']) @app.route('/about', methods=['GET'])
@ -944,14 +956,14 @@ def preferences():
# the first element has the highest percentage rate. # the first element has the highest percentage rate.
reliabilities_errors = [] reliabilities_errors = []
for error in errors: for error in errors:
error_user_message = None error_user_text = None
if error.get('secondary') or 'exception_classname' not in error: if error.get('secondary') or 'exception_classname' not in error:
continue continue
error_user_message = exception_classname_to_label.get(error.get('exception_classname')) error_user_text = exception_classname_to_text.get(error.get('exception_classname'))
if not error: if not error:
error_user_message = exception_classname_to_label[None] error_user_text = exception_classname_to_text[None]
if error_user_message not in reliabilities_errors: if error_user_text not in reliabilities_errors:
reliabilities_errors.append(error_user_message) reliabilities_errors.append(error_user_text)
reliabilities[e.name]['errors'] = reliabilities_errors reliabilities[e.name]['errors'] = reliabilities_errors
# supports # supports