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import socket
import errno
import struct
def send_request(env, client):
client.setblocking(1)
data = "hello world\r\n"
# send uwsgi-echo header
client.send(struct.pack('<BHB', 101, len(data), 0))
# send body
client.send(data)
while 1:
yield env['x-wsgiorg.fdevent.readable'](client.fileno(), 10)
buf = client.recv(4096)
if len(buf) == 0:
break
else:
yield buf
def application(env, start_response):
s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
s.setblocking(0)
# env['x-wsgiorg.fdevent.readable'] = lambda fd,t: ""
# env['x-wsgiorg.fdevent.writable'] = lambda fd,t: ""
# yield ""
c = s.connect_ex('echo.sock')
if c == errno.EINPROGRESS:
yield env['x-wsgiorg.fdevent.writable'](s.fileno(), 10)
for r in send_request(env, s):
yield r
elif c == errno.EISCONN or c == 0:
start_response('200 Ok', [('Content-Type', 'text/plain')])
for r in send_request(env, s):
yield r
else:
print c
start_response('500 Internal Server Error', [('Content-Type', 'text/plain')])
yield "Internal Server Error"
s.close()
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