232 lines
7.8 KiB
Python
232 lines
7.8 KiB
Python
import socket
|
|
import errno
|
|
|
|
import eventlet
|
|
from eventlet.green import urllib2
|
|
from eventlet.green import httplib
|
|
from eventlet.websocket import WebSocket, WebSocketWSGI
|
|
from eventlet import wsgi
|
|
from eventlet import event
|
|
|
|
from tests import mock, LimitedTestCase
|
|
from tests.wsgi_test import _TestBase
|
|
|
|
|
|
# demo app
|
|
def handle(ws):
|
|
if ws.path == '/echo':
|
|
while True:
|
|
m = ws.wait()
|
|
if m is None:
|
|
break
|
|
ws.send(m)
|
|
elif ws.path == '/range':
|
|
for i in xrange(10):
|
|
ws.send("msg %d" % i)
|
|
eventlet.sleep(0.01)
|
|
elif ws.path == '/error':
|
|
# some random socket error that we shouldn't normally get
|
|
raise socket.error(errno.ENOTSOCK)
|
|
else:
|
|
ws.close()
|
|
|
|
wsapp = WebSocketWSGI(handle)
|
|
|
|
class TestWebSocket(_TestBase):
|
|
TEST_TIMEOUT = 5
|
|
|
|
def set_site(self):
|
|
self.site = wsapp
|
|
|
|
def test_incorrect_headers(self):
|
|
def raiser():
|
|
try:
|
|
urllib2.urlopen("http://localhost:%s/echo" % self.port)
|
|
except urllib2.HTTPError, e:
|
|
self.assertEqual(e.code, 400)
|
|
raise
|
|
self.assertRaises(urllib2.HTTPError, raiser)
|
|
|
|
def test_incomplete_headers(self):
|
|
headers = dict(kv.split(': ') for kv in [
|
|
"Upgrade: WebSocket",
|
|
# NOTE: intentionally no connection header
|
|
"Host: localhost:%s" % self.port,
|
|
"Origin: http://localhost:%s" % self.port,
|
|
"WebSocket-Protocol: ws",
|
|
])
|
|
http = httplib.HTTPConnection('localhost', self.port)
|
|
http.request("GET", "/echo", headers=headers)
|
|
resp = http.getresponse()
|
|
|
|
self.assertEqual(resp.status, 400)
|
|
self.assertEqual(resp.getheader('connection'), 'close')
|
|
self.assertEqual(resp.read(), '')
|
|
|
|
def test_correct_upgrade_request(self):
|
|
connect = [
|
|
"GET /echo HTTP/1.1",
|
|
"Upgrade: WebSocket",
|
|
"Connection: Upgrade",
|
|
"Host: localhost:%s" % self.port,
|
|
"Origin: http://localhost:%s" % self.port,
|
|
"WebSocket-Protocol: ws",
|
|
]
|
|
sock = eventlet.connect(
|
|
('localhost', self.port))
|
|
|
|
sock.sendall('\r\n'.join(connect) + '\r\n\r\n')
|
|
result = sock.recv(1024)
|
|
## The server responds the correct Websocket handshake
|
|
self.assertEqual(result,
|
|
'\r\n'.join(['HTTP/1.1 101 Web Socket Protocol Handshake',
|
|
'Upgrade: WebSocket',
|
|
'Connection: Upgrade',
|
|
'WebSocket-Origin: http://localhost:%s' % self.port,
|
|
'WebSocket-Location: ws://localhost:%s/echo\r\n\r\n' % self.port]))
|
|
|
|
def test_sending_messages_to_websocket(self):
|
|
connect = [
|
|
"GET /echo HTTP/1.1",
|
|
"Upgrade: WebSocket",
|
|
"Connection: Upgrade",
|
|
"Host: localhost:%s" % self.port,
|
|
"Origin: http://localhost:%s" % self.port,
|
|
"WebSocket-Protocol: ws",
|
|
]
|
|
sock = eventlet.connect(
|
|
('localhost', self.port))
|
|
|
|
sock.sendall('\r\n'.join(connect) + '\r\n\r\n')
|
|
first_resp = sock.recv(1024)
|
|
sock.sendall('\x00hello\xFF')
|
|
result = sock.recv(1024)
|
|
self.assertEqual(result, '\x00hello\xff')
|
|
sock.sendall('\x00start')
|
|
eventlet.sleep(0.001)
|
|
sock.sendall(' end\xff')
|
|
result = sock.recv(1024)
|
|
self.assertEqual(result, '\x00start end\xff')
|
|
sock.shutdown(socket.SHUT_RDWR)
|
|
sock.close()
|
|
eventlet.sleep(0.01)
|
|
|
|
def test_getting_messages_from_websocket(self):
|
|
connect = [
|
|
"GET /range HTTP/1.1",
|
|
"Upgrade: WebSocket",
|
|
"Connection: Upgrade",
|
|
"Host: localhost:%s" % self.port,
|
|
"Origin: http://localhost:%s" % self.port,
|
|
"WebSocket-Protocol: ws",
|
|
]
|
|
sock = eventlet.connect(
|
|
('localhost', self.port))
|
|
|
|
sock.sendall('\r\n'.join(connect) + '\r\n\r\n')
|
|
resp = sock.recv(1024)
|
|
headers, result = resp.split('\r\n\r\n')
|
|
msgs = [result.strip('\x00\xff')]
|
|
cnt = 10
|
|
while cnt:
|
|
msgs.append(sock.recv(20).strip('\x00\xff'))
|
|
cnt -= 1
|
|
# Last item in msgs is an empty string
|
|
self.assertEqual(msgs[:-1], ['msg %d' % i for i in range(10)])
|
|
|
|
def test_breaking_the_connection(self):
|
|
error_detected = [False]
|
|
done_with_request = event.Event()
|
|
site = self.site
|
|
def error_detector(environ, start_response):
|
|
try:
|
|
try:
|
|
return site(environ, start_response)
|
|
except:
|
|
error_detected[0] = True
|
|
raise
|
|
finally:
|
|
done_with_request.send(True)
|
|
self.site = error_detector
|
|
self.spawn_server()
|
|
connect = [
|
|
"GET /range HTTP/1.1",
|
|
"Upgrade: WebSocket",
|
|
"Connection: Upgrade",
|
|
"Host: localhost:%s" % self.port,
|
|
"Origin: http://localhost:%s" % self.port,
|
|
"WebSocket-Protocol: ws",
|
|
]
|
|
sock = eventlet.connect(
|
|
('localhost', self.port))
|
|
sock.sendall('\r\n'.join(connect) + '\r\n\r\n')
|
|
resp = sock.recv(1024) # get the headers
|
|
sock.close() # close while the app is running
|
|
done_with_request.wait()
|
|
self.assert_(not error_detected[0])
|
|
|
|
def test_app_socket_errors(self):
|
|
error_detected = [False]
|
|
done_with_request = event.Event()
|
|
site = self.site
|
|
def error_detector(environ, start_response):
|
|
try:
|
|
try:
|
|
return site(environ, start_response)
|
|
except:
|
|
error_detected[0] = True
|
|
raise
|
|
finally:
|
|
done_with_request.send(True)
|
|
self.site = error_detector
|
|
self.spawn_server()
|
|
connect = [
|
|
"GET /error HTTP/1.1",
|
|
"Upgrade: WebSocket",
|
|
"Connection: Upgrade",
|
|
"Host: localhost:%s" % self.port,
|
|
"Origin: http://localhost:%s" % self.port,
|
|
"WebSocket-Protocol: ws",
|
|
]
|
|
sock = eventlet.connect(
|
|
('localhost', self.port))
|
|
sock.sendall('\r\n'.join(connect) + '\r\n\r\n')
|
|
resp = sock.recv(1024)
|
|
done_with_request.wait()
|
|
self.assert_(error_detected[0])
|
|
|
|
|
|
class TestWebSocketObject(LimitedTestCase):
|
|
|
|
def setUp(self):
|
|
self.mock_socket = s = mock.Mock()
|
|
self.environ = env = dict(HTTP_ORIGIN='http://localhost', HTTP_WEBSOCKET_PROTOCOL='ws',
|
|
PATH_INFO='test')
|
|
|
|
self.test_ws = WebSocket(s, env)
|
|
super(TestWebSocketObject, self).setUp()
|
|
|
|
def test_recieve(self):
|
|
ws = self.test_ws
|
|
ws.socket.recv.return_value = '\x00hello\xFF'
|
|
self.assertEqual(ws.wait(), 'hello')
|
|
self.assertEqual(ws._buf, '')
|
|
self.assertEqual(len(ws._msgs), 0)
|
|
ws.socket.recv.return_value = ''
|
|
self.assertEqual(ws.wait(), None)
|
|
self.assertEqual(ws._buf, '')
|
|
self.assertEqual(len(ws._msgs), 0)
|
|
|
|
|
|
def test_send_to_ws(self):
|
|
ws = self.test_ws
|
|
ws.send(u'hello')
|
|
self.assert_(ws.socket.sendall.called_with("\x00hello\xFF"))
|
|
ws.send(10)
|
|
self.assert_(ws.socket.sendall.called_with("\x0010\xFF"))
|
|
|
|
def test_close_ws(self):
|
|
ws = self.test_ws
|
|
ws.close()
|
|
self.assert_(ws.socket.shutdown.called_with(True))
|