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from gevent.server import StreamServer
import socket
__all__ = ['FlashPolicyServer']
class FlashPolicyServer(StreamServer):
policyrequest = "<policy-file-request/>"
policy = """<?xml version="1.0"?><!DOCTYPE cross-domain-policy SYSTEM "http://www.macromedia.com/xml/dtds/cross-domain-policy.dtd">
<cross-domain-policy><allow-access-from domain="*" to-ports="*"/></cross-domain-policy>"""
def __init__(self, listener=None, backlog=None):
if listener is None:
listener = ('0.0.0.0', 10843)
StreamServer.__init__(self, listener=listener, backlog=backlog)
def handle(self, sock, address):
# send and read functions should not wait longer than three seconds
sock.settimeout(3)
try:
# try to receive at most 128 bytes (`POLICYREQUEST` is shorter)
input = sock.recv(128)
if input.startswith(FlashPolicyServer.policyrequest):
sock.sendall(FlashPolicyServer.policy)
except socket.timeout:
pass
sock.close()
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