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https://github.com/searxng/searxng.git
synced 2024-11-04 20:30:11 +01:00
[fix] searx.network: fix rare cases where LOOP is None
* searx.network.client.LOOP is initialized in a thread * searx.network.__init__ imports LOOP which may happen before the thread has initialized LOOP This commit adds a new function "searx.network.client.get_loop()" to fix this issue
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@ -9,7 +9,7 @@ import httpx
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import h2.exceptions
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from .network import get_network, initialize
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from .client import LOOP
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from .client import get_loop
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from .raise_for_httperror import raise_for_httperror
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# queue.SimpleQueue: Support Python 3.6
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@ -98,7 +98,7 @@ def request(method, url, **kwargs):
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network = get_context_network()
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# do request
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future = asyncio.run_coroutine_threadsafe(network.request(method, url, **kwargs), LOOP)
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future = asyncio.run_coroutine_threadsafe(network.request(method, url, **kwargs), get_loop())
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try:
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response = future.result(timeout)
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except concurrent.futures.TimeoutError as e:
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@ -179,7 +179,7 @@ def stream(method, url, **kwargs):
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"""
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q = SimpleQueue()
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future = asyncio.run_coroutine_threadsafe(stream_chunk_to_queue(get_network(), q, method, url, **kwargs),
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LOOP)
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get_loop())
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chunk_or_exception = q.get()
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while chunk_or_exception is not None:
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if isinstance(chunk_or_exception, Exception):
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@ -120,7 +120,6 @@ class AsyncHTTPTransportFixed(httpx.AsyncHTTPTransport):
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def get_transport_for_socks_proxy(verify, http2, local_address, proxy_url, limit, retries):
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global LOOP, TRANSPORT_KWARGS
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# support socks5h (requests compatibility):
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# https://requests.readthedocs.io/en/master/user/advanced/#socks
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# socks5:// hostname is resolved on client side
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@ -136,7 +135,7 @@ def get_transport_for_socks_proxy(verify, http2, local_address, proxy_url, limit
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return AsyncProxyTransportFixed(proxy_type=proxy_type, proxy_host=proxy_host, proxy_port=proxy_port,
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username=proxy_username, password=proxy_password,
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rdns=rdns,
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loop=LOOP,
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loop=get_loop(),
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verify=verify,
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http2=http2,
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local_address=local_address,
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@ -192,6 +191,11 @@ def new_client(enable_http, verify, enable_http2,
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return httpx.AsyncClient(transport=transport, mounts=mounts, max_redirects=max_redirects)
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def get_loop():
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global LOOP
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return LOOP
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def init():
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# log
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for logger_name in ('hpack.hpack', 'hpack.table'):
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@ -7,7 +7,7 @@ from itertools import cycle
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import httpx
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from .client import new_client, LOOP
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from .client import new_client, get_loop
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DEFAULT_NAME = '__DEFAULT__'
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@ -291,8 +291,9 @@ def done():
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So Network.aclose is called here using atexit.register
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"""
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try:
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if LOOP:
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future = asyncio.run_coroutine_threadsafe(Network.aclose_all(), LOOP)
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loop = get_loop()
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if loop:
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future = asyncio.run_coroutine_threadsafe(Network.aclose_all(), loop)
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# wait 3 seconds to close the HTTP clients
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future.result(3)
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finally:
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