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from mod_pywebsocket import msgutil
import time
import struct
# see the list of tests in test_websocket.html
def web_socket_do_extra_handshake(request):
# must set request.ws_protocol to the selected version from ws_requested_protocols
for x in request.ws_requested_protocols:
if x != "test-does-not-exist":
request.ws_protocol = x
break
if request.ws_protocol == "test-2.1":
time.sleep(3)
elif request.ws_protocol == "test-9":
time.sleep(3)
elif request.ws_protocol == "test-10":
time.sleep(3)
elif request.ws_protocol == "test-19":
raise ValueError("Aborting (test-19)")
elif request.ws_protocol == "test-20" or request.ws_protocol == "test-17":
time.sleep(3)
elif request.ws_protocol == "test-22":
# The timeout is 5 seconds
time.sleep(13)
elif request.ws_protocol == "test-41b":
request.sts = "max-age=100"
elif request.ws_protocol == "test-49":
# subprotocols are compared case-sensitively, so this should fail
request.ws_protocol = "teST-49"
else:
pass
# Behave according to recommendation of RFC 6455, section # 5.5.1:
# "When sending a Close frame in response, the endpoint typically echos the
# status code it received."
# - Without this, pywebsocket replies with 1000 to any close code.
#
# Note that this function is only called when the client initiates the close
def web_socket_passive_closing_handshake(request):
if request.ws_close_code == 1005:
return None, None
return request.ws_close_code, request.ws_close_reason
def web_socket_transfer_data(request):
if request.ws_protocol == "test-2.1" or request.ws_protocol == "test-2.2":
msgutil.close_connection(request)
elif request.ws_protocol == "test-6":
resp = "wrong message"
if msgutil.receive_message(request) == "1":
resp = "2"
msgutil.send_message(request, resp.decode("utf-8"))
resp = "wrong message"
if msgutil.receive_message(request) == "3":
resp = "4"
msgutil.send_message(request, resp.decode("utf-8"))
resp = "wrong message"
if msgutil.receive_message(request) == "5":
resp = "あいうえお"
msgutil.send_message(request, resp.decode("utf-8"))
msgutil.close_connection(request)
elif request.ws_protocol == "test-7":
msgutil.send_message(request, "test-7 data")
elif request.ws_protocol == "test-10":
msgutil.close_connection(request)
elif request.ws_protocol == "test-11":
resp = "wrong message"
if msgutil.receive_message(request) == "client data":
resp = "server data"
msgutil.send_message(request, resp.decode("utf-8"))
elif request.ws_protocol == "test-12":
msg = msgutil.receive_message(request)
if msg == u"a\ufffdb":
# converted unpaired surrogate in UTF-16 to UTF-8 OK
msgutil.send_message(request, "SUCCESS")
else:
msgutil.send_message(
request,
"FAIL got '" + msg + "' instead of string with replacement char'",
)
elif request.ws_protocol == "test-13":
# first one binary message containing the byte 0x61 ('a')
request.connection.write("\xff\x01\x61")
# after a bad utf8 message
request.connection.write("\x01\x61\xff")
msgutil.close_connection(request)
elif request.ws_protocol == "test-14":
msgutil.close_connection(request)
msgutil.send_message(request, "server data")
elif request.ws_protocol == "test-15":
# DISABLED: close_connection hasn't supported 2nd 'abort' argument for a
# long time. Passing extra arg was causing exception, which conveniently
# caused abort :) but as of pywebsocket v606 raising an exception here no
# longer aborts, and there's no obvious way to close TCP connection w/o
# sending websocket CLOSE.
raise RuntimeError("test-15 should be disabled for now")
# msgutil.close_connection(request, True) # OBSOLETE 2nd arg
# return
elif request.ws_protocol == "test-17" or request.ws_protocol == "test-21":
time.sleep(2)
resp = "wrong message"
if msgutil.receive_message(request) == "client data":
resp = "server data"
msgutil.send_message(request, resp.decode("utf-8"))
time.sleep(2)
msgutil.close_connection(request)
elif request.ws_protocol == "test-20":
msgutil.send_message(request, "server data")
msgutil.close_connection(request)
elif request.ws_protocol == "test-34":
request.ws_stream.close_connection(1001, "going away now")
elif request.ws_protocol == "test-35a":
while not request.client_terminated:
msgutil.receive_message(request)
global test35code
test35code = request.ws_close_code
global test35reason
test35reason = request.ws_close_reason
elif request.ws_protocol == "test-35b":
request.ws_stream.close_connection(test35code + 1, test35reason)
elif request.ws_protocol == "test-37b":
while not request.client_terminated:
msgutil.receive_message(request)
global test37code
test37code = request.ws_close_code
global test37reason
test37reason = request.ws_close_reason
elif request.ws_protocol == "test-37c":
request.ws_stream.close_connection(test37code, test37reason)
elif request.ws_protocol == "test-42":
# Echo back 3 messages
msgutil.send_message(request, msgutil.receive_message(request))
msgutil.send_message(request, msgutil.receive_message(request))
msgutil.send_message(request, msgutil.receive_message(request))
elif request.ws_protocol == "test-44":
rcv = msgutil.receive_message(request)
# check we received correct binary msg
if len(rcv) == 3 and ord(rcv[0]) == 5 and ord(rcv[1]) == 0 and ord(rcv[2]) == 7:
# reply with binary msg 0x04
msgutil.send_message(request, struct.pack("cc", chr(0), chr(4)), True, True)
else:
msgutil.send_message(request, "incorrect binary msg received!")
elif request.ws_protocol == "test-45":
rcv = msgutil.receive_message(request)
# check we received correct binary msg
if rcv == "flob":
# send back same blob as binary msg
msgutil.send_message(request, rcv, True, True)
else:
msgutil.send_message(
request, "incorrect binary msg received: '" + rcv + "'"
)
elif request.ws_protocol == "test-46":
msgutil.send_message(request, "client must drop this if close was called")
while not request.client_terminated:
msgutil.receive_message(request)
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