Files
deb-python-eventlet/tests/ssl_test.py

161 lines
5.2 KiB
Python

from tests import LimitedTestCase, certificate_file, private_key_file, check_idle_cpu_usage
from tests import skip_if_no_ssl
from unittest import main
import eventlet
from eventlet import util, greenio
import socket
def listen_ssl_socket(address=('127.0.0.1', 0)):
sock = util.wrap_ssl(socket.socket(), certificate_file,
private_key_file, True)
sock.bind(address)
sock.listen(50)
return sock
class SSLTest(LimitedTestCase):
@skip_if_no_ssl
def test_duplex_response(self):
def serve(listener):
sock, addr = listener.accept()
stuff = sock.read(8192)
sock.write('response')
sock = listen_ssl_socket()
server_coro = eventlet.spawn(serve, sock)
client = util.wrap_ssl(eventlet.connect(('127.0.0.1', sock.getsockname()[1])))
client.write('line 1\r\nline 2\r\n\r\n')
self.assertEquals(client.read(8192), 'response')
server_coro.wait()
@skip_if_no_ssl
def test_ssl_close(self):
def serve(listener):
sock, addr = listener.accept()
stuff = sock.read(8192)
try:
self.assertEquals("", sock.read(8192))
except greenio.SSL.ZeroReturnError:
pass
sock = listen_ssl_socket()
server_coro = eventlet.spawn(serve, sock)
raw_client = eventlet.connect(('127.0.0.1', sock.getsockname()[1]))
client = util.wrap_ssl(raw_client)
client.write('X')
greenio.shutdown_safe(client)
client.close()
server_coro.wait()
@skip_if_no_ssl
def test_ssl_connect(self):
def serve(listener):
sock, addr = listener.accept()
stuff = sock.read(8192)
sock = listen_ssl_socket()
server_coro = eventlet.spawn(serve, sock)
raw_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ssl_client = util.wrap_ssl(raw_client)
ssl_client.connect(('127.0.0.1', sock.getsockname()[1]))
ssl_client.write('abc')
greenio.shutdown_safe(ssl_client)
ssl_client.close()
server_coro.wait()
@skip_if_no_ssl
def test_ssl_unwrap(self):
def serve():
sock, addr = listener.accept()
self.assertEquals(sock.recv(6), 'before')
sock_ssl = util.wrap_ssl(sock, certificate_file, private_key_file,
server_side=True)
sock_ssl.do_handshake()
self.assertEquals(sock_ssl.read(6), 'during')
sock2 = sock_ssl.unwrap()
self.assertEquals(sock2.recv(5), 'after')
sock2.close()
listener = eventlet.listen(('127.0.0.1', 0))
server_coro = eventlet.spawn(serve)
client = eventlet.connect((listener.getsockname()))
client.send('before')
client_ssl = util.wrap_ssl(client)
client_ssl.do_handshake()
client_ssl.write('during')
client2 = client_ssl.unwrap()
client2.send('after')
server_coro.wait()
@skip_if_no_ssl
def test_sendall_cpu_usage(self):
"""SSL socket.sendall() busy loop
https://bitbucket.org/eventlet/eventlet/issue/134/greenssl-performance-issues
Idea of this test is to check that GreenSSLSocket.sendall() does not busy loop
retrying .send() calls, but instead trampolines until socket is writeable.
BUFFER_SIZE and SENDALL_SIZE are magic numbers inferred through trial and error.
"""
# Time limit resistant to busy loops
self.set_alarm(1)
stage_1 = eventlet.event.Event()
BUFFER_SIZE = 1000
SENDALL_SIZE = 100000
def serve(listener):
conn, _ = listener.accept()
conn.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, BUFFER_SIZE)
self.assertEqual(conn.read(8), 'request')
conn.write('response')
stage_1.wait()
conn.sendall('x' * SENDALL_SIZE)
server_sock = listen_ssl_socket()
server_coro = eventlet.spawn(serve, server_sock)
client_sock = eventlet.connect(server_sock.getsockname())
client_sock.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, BUFFER_SIZE)
client = util.wrap_ssl(client_sock)
client.write('request')
self.assertEqual(client.read(8), 'response')
stage_1.send()
check_idle_cpu_usage(0.2, 0.1)
server_coro.kill()
class SocketSSLTest(LimitedTestCase):
@skip_if_no_ssl
def test_greensslobject(self):
import warnings
# disabling socket.ssl warnings because we're testing it here
warnings.filterwarnings(action = 'ignore',
message='.*socket.ssl.*',
category=DeprecationWarning)
def serve(listener):
sock, addr = listener.accept()
sock.write('content')
greenio.shutdown_safe(sock)
sock.close()
listener = listen_ssl_socket(('', 0))
killer = eventlet.spawn(serve, listener)
from eventlet.green.socket import ssl
client = ssl(eventlet.connect(('localhost', listener.getsockname()[1])))
self.assertEquals(client.read(1024), 'content')
self.assertEquals(client.read(1024), '')
if __name__ == '__main__':
main()