mirror of
https://github.com/frappe/gunicorn.git
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85 lines
2.3 KiB
Python
85 lines
2.3 KiB
Python
# -*- coding: utf-8 -
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#
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# This file is part of gunicorn released under the MIT license.
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# See the NOTICE for more information.
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from __future__ import with_statement
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import collections
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import errno
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import traceback
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import eventlet
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import eventlet.debug
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from eventlet.green import os
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from eventlet.green import socket
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from eventlet import greenio
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from eventlet import greenlet
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from eventlet import greenpool
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from eventlet import greenthread
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from gunicorn import util
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from gunicorn import arbiter
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from gunicorn.workers.async import AsyncWorker, ALREADY_HANDLED
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from gunicorn.http.tee import UnexpectedEOF
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eventlet.debug.hub_exceptions(True)
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class EventletWorker(AsyncWorker):
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@classmethod
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def setup(cls):
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import eventlet
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if eventlet.version_info < (0,9,7):
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raise RuntimeError("You need eventlet >= 0.9.7")
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eventlet.monkey_patch(all=False, socket=True, select=True)
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def keepalive_request(self, client, addr):
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req = None
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with eventlet.Timeout(self.cfg.keepalive, False):
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req = super(EventletWorker, self).keepalive_request(client, addr)
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return req
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def run(self):
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self.socket.setblocking(1)
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pool = greenpool.GreenPool(self.worker_connections)
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acceptor = greenthread.spawn(self.acceptor, pool)
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while True:
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self.notify()
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if self.ppid != os.getppid():
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self.log.info("Parent changed, shutting down: %s" % self)
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greenthread.kill(acceptor, eventlet.StopServe)
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break
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eventlet.sleep(0.1)
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with evenlet.Timeout(self.timeout, False):
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pool.waitall()
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def acceptor(self, pool):
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server_gt = greenthread.getcurrent()
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while True:
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try:
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conn, addr = self.socket.accept()
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gt = pool.spawn(self.handle, conn, addr)
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gt.link(self.cleanup, conn)
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conn, addr, gt = None, None, None
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except eventlet.StopServe:
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return
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def cleanup(self, thread, conn):
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try:
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try:
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thread.wait()
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finally:
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conn.close()
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except greenlet.GreenletExit:
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pass
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except Exception:
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self.log.exception("Unhandled exception in worker.")
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