class TestWSGIServer(test.NoDBTestCase):
"""WSGI server tests."""
def test_no_app(self):
server = nova.wsgi.Server("test_app", None)
self.assertEqual("test_app", server.name)
def test_custom_max_header_line(self):
self.flags(max_header_line=4096) # Default value is 16384.
nova.wsgi.Server("test_custom_max_header_line", None)
self.assertEqual(CONF.max_header_line, eventlet.wsgi.MAX_HEADER_LINE)
def test_start_random_port(self):
server = nova.wsgi.Server("test_random_port",
None,
host="127.0.0.1",
port=0)
server.start()
self.assertNotEqual(0, server.port)
server.stop()
server.wait()
@testtools.skipIf(not utils.is_ipv6_supported(), "no ipv6 support")
def test_start_random_port_with_ipv6(self):
server = nova.wsgi.Server("test_random_port", None, host="::1", port=0)
server.start()
self.assertEqual("::1", server.host)
self.assertNotEqual(0, server.port)
server.stop()
server.wait()
@testtools.skipIf(not utils.is_linux(), 'SO_REUSEADDR behaves differently'
' on OSX and BSD, see bugs '
' 1436895 and 1467145')
def test_socket_options_for_simple_server(self):
# test normal socket options has set properly
self.flags(tcp_keepidle=500)
server = nova.wsgi.Server("test_socket_options",
None,
host="127.0.0.1",
port=0)
server.start()
sock = server._socket
self.assertEqual(
1, sock.getsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR))
self.assertEqual(
1, sock.getsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE))
if hasattr(socket, 'TCP_KEEPIDLE'):
self.assertEqual(
CONF.tcp_keepidle,
sock.getsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPIDLE))
server.stop()
server.wait()
def test_server_pool_waitall(self):
# test pools waitall method gets called while stopping server
server = nova.wsgi.Server("test_server", None, host="127.0.0.1")
server.start()
with mock.patch.object(server._pool, 'waitall') as mock_waitall:
server.stop()
server.wait()
mock_waitall.assert_called_once_with()
def test_uri_length_limit(self):
server = nova.wsgi.Server("test_uri_length_limit",
None,
host="127.0.0.1",
max_url_len=16384)
server.start()
uri = "http://127.0.0.1:%d/%s" % (server.port, 10000 * 'x')
resp = requests.get(uri, proxies={"http": ""})
eventlet.sleep(0)
self.assertNotEqual(resp.status_code,
requests.codes.REQUEST_URI_TOO_LARGE)
uri = "http://127.0.0.1:%d/%s" % (server.port, 20000 * 'x')
resp = requests.get(uri, proxies={"http": ""})
eventlet.sleep(0)
self.assertEqual(resp.status_code,
requests.codes.REQUEST_URI_TOO_LARGE)
server.stop()
server.wait()
def test_reset_pool_size_to_default(self):
server = nova.wsgi.Server("test_resize",
None,
host="127.0.0.1",
max_url_len=16384)
server.start()
# Stopping the server, which in turn sets pool size to 0
server.stop()
self.assertEqual(server._pool.size, 0)
# Resetting pool size to default
server.reset()
server.start()
self.assertEqual(server._pool.size, CONF.wsgi_default_pool_size)
def test_client_socket_timeout(self):
self.flags(client_socket_timeout=5)
# mocking eventlet spawn method to check it is called with
# configured 'client_socket_timeout' value.
with mock.patch.object(eventlet, 'spawn') as mock_spawn:
server = nova.wsgi.Server("test_app",
None,
host="127.0.0.1",
port=0)
server.start()
_, kwargs = mock_spawn.call_args
self.assertEqual(CONF.client_socket_timeout,
kwargs['socket_timeout'])
server.stop()
def test_wsgi_keep_alive(self):
self.flags(wsgi_keep_alive=False)
# mocking eventlet spawn method to check it is called with
# configured 'wsgi_keep_alive' value.
with mock.patch.object(eventlet, 'spawn') as mock_spawn:
server = nova.wsgi.Server("test_app",
None,
host="127.0.0.1",
port=0)
server.start()
_, kwargs = mock_spawn.call_args
self.assertEqual(CONF.wsgi_keep_alive, kwargs['keepalive'])
server.stop()
class TestWSGIServerWithSSL(test.NoDBTestCase):
"""WSGI server with SSL tests."""
def setUp(self):
super(TestWSGIServerWithSSL, self).setUp()
self.flags(enabled_ssl_apis=['fake_ssl'],
ssl_cert_file=os.path.join(SSL_CERT_DIR, 'certificate.crt'),
ssl_key_file=os.path.join(SSL_CERT_DIR, 'privatekey.key'))
def test_ssl_server(self):
def test_app(env, start_response):
start_response('200 OK', {})
return ['PONG']
fake_ssl_server = nova.wsgi.Server("fake_ssl",
test_app,
host="127.0.0.1",
port=0,
use_ssl=True)
fake_ssl_server.start()
self.assertNotEqual(0, fake_ssl_server.port)
response = requests.post('https://127.0.0.1:%s/' %
fake_ssl_server.port,
verify=os.path.join(SSL_CERT_DIR, 'ca.crt'),
data='PING')
self.assertEqual(response.text, 'PONG')
fake_ssl_server.stop()
fake_ssl_server.wait()
def test_two_servers(self):
def test_app(env, start_response):
start_response('200 OK', {})
return ['PONG']
fake_ssl_server = nova.wsgi.Server("fake_ssl",
test_app,
host="127.0.0.1",
port=0,
use_ssl=True)
fake_ssl_server.start()
self.assertNotEqual(0, fake_ssl_server.port)
fake_server = nova.wsgi.Server("fake",
test_app,
host="127.0.0.1",
port=0)
fake_server.start()
self.assertNotEqual(0, fake_server.port)
response = requests.post('https://127.0.0.1:%s/' %
fake_ssl_server.port,
verify=os.path.join(SSL_CERT_DIR, 'ca.crt'),
data='PING')
self.assertEqual(response.text, 'PONG')
response = requests.post('http://127.0.0.1:%s/' % fake_server.port,
data='PING')
self.assertEqual(response.text, 'PONG')
fake_ssl_server.stop()
fake_ssl_server.wait()
fake_server.stop()
fake_server.wait()
@testtools.skipIf(not utils.is_linux(), 'SO_REUSEADDR behaves differently'
' on OSX and BSD, see bugs '
' 1436895 and 1467145')
def test_socket_options_for_ssl_server(self):
# test normal socket options has set properly
self.flags(tcp_keepidle=500)
server = nova.wsgi.Server("test_socket_options",
None,
host="127.0.0.1",
port=0,
use_ssl=True)
server.start()
sock = server._socket
self.assertEqual(
1, sock.getsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR))
self.assertEqual(
1, sock.getsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE))
if hasattr(socket, 'TCP_KEEPIDLE'):
self.assertEqual(
CONF.tcp_keepidle,
sock.getsockopt(socket.IPPROTO_TCP, socket.TCP_KEEPIDLE))
server.stop()
server.wait()
@testtools.skipIf(not utils.is_ipv6_supported(), "no ipv6 support")
def test_app_using_ipv6_and_ssl(self):
greetings = 'Hello, World!!!'
@webob.dec.wsgify
def hello_world(req):
return greetings
server = nova.wsgi.Server("fake_ssl",
hello_world,
host="::1",
port=0,
use_ssl=True)
server.start()
response = requests.get('https://[::1]:%d/' % server.port,
verify=os.path.join(SSL_CERT_DIR, 'ca.crt'))
self.assertEqual(greetings, response.text)
server.stop()
server.wait()