[英]Error with Ubuntu/web.py Exception in thread when using cherryPy
我有一个一直在使用的webApp,我发现有时我会看到“ CP CP线程-*线程异常”错误,其中* =随机线程号。此错误有时会发生,最终会发生锁定Web服务器,以防止其响应请求。
我能够使用CherryPy支持SSL的默认“ hello World” webPy应用程序重现相同的问题。
import web
from web.wsgiserver import CherryPyWSGIServer
# GLOBALS
CherryPyWSGIServer.ssl_certificate = "/.ssl/fpi.crt"
CherryPyWSGIServer.ssl_private_key = "/.ssl/server.key"
urls = (
'/(.*)', 'Hello',
)
app = web.application(urls, globals())
class Hello:
def GET(self, name):
return 'Hello World'
if __name__ == "__main__":
app.run()
错误是:
73.220.196.76:63982 - - [27/Nov/2018 06:56:50] "HTTP/1.1 GET /" - 200 OK
73.220.196.76:63982 - - [27/Nov/2018 06:56:50] "HTTP/1.1 GET /favicon.ico" - 200 OK
Exception in thread CP Server Thread-9:
Traceback (most recent call last):
File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
self.run()
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/__init__.py", line 1375, in run
conn.communicate()
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/__init__.py", line 1269, in communicate
format_exc())
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/__init__.py", line 811, in simple_response
self.conn.wfile.sendall("".join(buf))
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/ssl_pyopenssl.py", line 111, in sendall
*args, **kwargs)
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/ssl_pyopenssl.py", line 61, in _safe_call
return call(*args, **kwargs)
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/__init__.py", line 913, in sendall
bytes_sent = self.send(data)
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/ssl_pyopenssl.py", line 115, in send
*args, **kwargs)
File "/home/brian_barnes/.local/lib/python2.7/site-packages/web/wsgiserver/ssl_pyopenssl.py", line 77, in _safe_call
raise socket.error(errnum)
error: -1
环境:Ubuntu 18.04.1 LTS Python 2.7.15rc1 web.py:0.39
有没有人看到过这样的问题或知道是什么原因引起的。 在webpy.org上阅读时。 看来这是0.36版的问题,但使用0.37应该可以。 我曾考虑过将其设置为0.40,但仍然犹豫,因为它仍在开发中。
这可能不是一个正确的解决方法,但我进行了以下修改,该问题不再对我显示。 我仍在寻找更好的解决方案-也许完全淘汰了CherryPy-但直到那时:
在ssl_pyopenssl.py
中的def _safe_call
中====>
raise socket.error(errnum)
与
#### raise socket.error(errnum)
import sys
sys.stderr.write('===> ssl_pyopenssl: ignoring socket error' + str(errnum) + '\n')
return ""
####
以及用于raise socket.error(-1)
和raise wsgiserver.FatalSSLAlert(*e.args)
类似补丁
在wsgiserver2.py
def sendall
中====>:插入两行,如下所示:
bytes_sent = self.send(data)
### insert the below two lines
if not bytes_sent: # hack b/c self.send has unhandled exceptions
break
### end insert
data = data[bytes_sent:]
有兴趣听到使用上述任何问题
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