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mirror of https://github.com/searxng/searxng.git synced 2024-11-22 20:17:45 +01:00

[fix] proper search timeout handling

This commit is contained in:
Adam Tauber 2014-12-14 01:18:01 +01:00
parent f5aec98cbd
commit a5324d9d82

View File

@ -21,6 +21,8 @@ import re
from itertools import izip_longest, chain
from datetime import datetime
from operator import itemgetter
from Queue import Queue
from time import time
from urlparse import urlparse, unquote
from searx.engines import (
categories, engines
@ -34,6 +36,8 @@ number_of_searches = 0
def threaded_requests(requests):
timeout_limit = max(r[2]['timeout'] for r in requests)
search_start = time()
for fn, url, request_args in requests:
th = threading.Thread(
target=fn,
@ -45,7 +49,11 @@ def threaded_requests(requests):
for th in threading.enumerate():
if th.name == 'search_request':
th.join()
remaining_time = max(0.0, timeout_limit - (time() - search_start))
th.join(remaining_time)
if th.isAlive():
print('engine timeout')
# get default reqest parameter
@ -56,7 +64,7 @@ def default_request_params():
# create a callback wrapper for the search engine results
def make_callback(engine_name,
results,
results_queue,
suggestions,
answers,
infoboxes,
@ -74,7 +82,7 @@ def make_callback(engine_name,
except Exception, e:
# increase errors stats
engines[engine_name].stats['errors'] += 1
results[engine_name] = cb_res
results_queue.put_nowait((engine_name, cb_res))
# print engine name and specific error message
print '[E] Error with engine "{0}":\n\t{1}'.format(
@ -104,7 +112,7 @@ def make_callback(engine_name,
# append result
cb_res.append(result)
results[engine_name] = cb_res
results_queue.put_nowait((engine_name, cb_res))
# update stats with current page-load-time
engines[engine_name].stats['page_load_time'] += \
@ -420,7 +428,7 @@ class Search(object):
# init vars
requests = []
results = {}
results_queue = Queue()
suggestions = set()
answers = set()
infoboxes = []
@ -468,7 +476,7 @@ class Search(object):
# create a callback wrapper for the search engine results
callback = make_callback(
selected_engine['name'],
results,
results_queue,
suggestions,
answers,
infoboxes,
@ -502,6 +510,11 @@ class Search(object):
# send all search-request
threaded_requests(requests)
results = {}
while not results_queue.empty():
engine_name, engine_results = results_queue.get_nowait()
results[engine_name] = engine_results
# update engine-specific stats
for engine_name, engine_results in results.items():
engines[engine_name].stats['search_count'] += 1