unit/test/test_proxy.py
2019-11-14 17:15:29 +03:00

622 lines
18 KiB
Python

import re
import time
import socket
import unittest
from unit.applications.lang.python import TestApplicationPython
class TestProxy(TestApplicationPython):
prerequisites = {'modules': ['python']}
SERVER_PORT = 7999
def run_server(self):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_address = ('', self.SERVER_PORT)
sock.bind(server_address)
sock.listen(5)
def recvall(sock):
buff_size = 4096
data = b''
while True:
part = sock.recv(buff_size)
data += part
if len(part) < buff_size:
break
return data
req = b"""HTTP/1.1 200 OK
Content-Length: 10
"""
while True:
connection, client_address = sock.accept()
data = recvall(connection).decode()
to_send = req
m = re.search('X-Len: (\d+)', data)
if m:
to_send += b'X' * int(m.group(1))
connection.sendall(to_send)
connection.close()
def get_http10(self, *args, **kwargs):
return self.get(*args, http_10=True, **kwargs)
def post_http10(self, *args, **kwargs):
return self.post(*args, http_10=True, **kwargs)
def setUp(self):
super().setUp()
self.run_process(self.run_server)
self.waitforsocket(self.SERVER_PORT)
self.assertIn(
'success',
self.conf(
{
"listeners": {
"*:7080": {"pass": "routes"},
"*:7081": {"pass": "applications/mirror"},
},
"routes": [{"action": {"proxy": "http://127.0.0.1:7081"}}],
"applications": {
"mirror": {
"type": "python",
"processes": {"spare": 0},
"path": self.current_dir + "/python/mirror",
"working_directory": self.current_dir
+ "/python/mirror",
"module": "wsgi",
},
"custom_header": {
"type": "python",
"processes": {"spare": 0},
"path": self.current_dir + "/python/custom_header",
"working_directory": self.current_dir
+ "/python/custom_header",
"module": "wsgi",
},
"delayed": {
"type": "python",
"processes": {"spare": 0},
"path": self.current_dir + "/python/delayed",
"working_directory": self.current_dir
+ "/python/delayed",
"module": "wsgi",
},
},
}
),
'proxy initial configuration',
)
def test_proxy_http10(self):
for _ in range(10):
self.assertEqual(self.get_http10()['status'], 200, 'status')
def test_proxy_chain(self):
self.assertIn(
'success',
self.conf(
{
"listeners": {
"*:7080": {"pass": "routes/first"},
"*:7081": {"pass": "routes/second"},
"*:7082": {"pass": "routes/third"},
"*:7083": {"pass": "routes/fourth"},
"*:7084": {"pass": "routes/fifth"},
"*:7085": {"pass": "applications/mirror"},
},
"routes": {
"first": [
{"action": {"proxy": "http://127.0.0.1:7081"}}
],
"second": [
{"action": {"proxy": "http://127.0.0.1:7082"}}
],
"third": [
{"action": {"proxy": "http://127.0.0.1:7083"}}
],
"fourth": [
{"action": {"proxy": "http://127.0.0.1:7084"}}
],
"fifth": [
{"action": {"proxy": "http://127.0.0.1:7085"}}
],
},
"applications": {
"mirror": {
"type": "python",
"processes": {"spare": 0},
"path": self.current_dir + "/python/mirror",
"working_directory": self.current_dir
+ "/python/mirror",
"module": "wsgi",
}
},
}
),
'proxy chain configuration',
)
self.assertEqual(self.get_http10()['status'], 200, 'status')
def test_proxy_body(self):
payload = '0123456789'
for _ in range(10):
resp = self.post_http10(body=payload)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], payload, 'body')
payload = 'X' * 4096
for _ in range(10):
resp = self.post_http10(body=payload)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], payload, 'body')
payload = 'X' * 4097
for _ in range(10):
resp = self.post_http10(body=payload)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], payload, 'body')
payload = 'X' * 4096 * 256
for _ in range(10):
resp = self.post_http10(body=payload, read_buffer_size=4096 * 128)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], payload, 'body')
payload = 'X' * 4096 * 257
for _ in range(10):
resp = self.post_http10(body=payload, read_buffer_size=4096 * 128)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], payload, 'body')
def test_proxy_parallel(self):
payload = 'X' * 4096 * 257
buff_size = 4096 * 258
socks = []
for i in range(10):
_, sock = self.post_http10(
body=payload + str(i),
start=True,
no_recv=True,
read_buffer_size=buff_size,
)
socks.append(sock)
for i in range(10):
resp = self.recvall(socks[i], buff_size=buff_size).decode()
socks[i].close()
resp = self._resp_to_dict(resp)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], payload + str(i), 'body')
def test_proxy_header(self):
self.assertIn(
'success',
self.conf(
{"pass": "applications/custom_header"}, 'listeners/*:7081'
),
'custom_header configure',
)
header_value = 'blah'
self.assertEqual(
self.get_http10(
headers={'Host': 'localhost', 'Custom-Header': header_value}
)['headers']['Custom-Header'],
header_value,
'custom header',
)
header_value = '(),/:;<=>?@[\]{}\t !#$%&\'*+-.^_`|~'
self.assertEqual(
self.get_http10(
headers={'Host': 'localhost', 'Custom-Header': header_value}
)['headers']['Custom-Header'],
header_value,
'custom header 2',
)
header_value = 'X' * 4096
self.assertEqual(
self.get_http10(
headers={'Host': 'localhost', 'Custom-Header': header_value}
)['headers']['Custom-Header'],
header_value,
'custom header 3',
)
header_value = 'X' * 8191
self.assertEqual(
self.get_http10(
headers={'Host': 'localhost', 'Custom-Header': header_value}
)['headers']['Custom-Header'],
header_value,
'custom header 4',
)
header_value = 'X' * 8192
self.assertEqual(
self.get_http10(
headers={'Host': 'localhost', 'Custom-Header': header_value}
)['status'],
431,
'custom header 5',
)
def test_proxy_fragmented(self):
_, sock = self.http(
b"""GET / HTT""", raw=True, start=True, no_recv=True
)
time.sleep(1)
sock.sendall("P/1.0\r\nHost: localhos".encode())
time.sleep(1)
sock.sendall("t\r\n\r\n".encode())
self.assertRegex(
self.recvall(sock).decode(), '200 OK', 'fragmented send'
)
sock.close()
def test_proxy_fragmented_close(self):
_, sock = self.http(
b"""GET / HTT""", raw=True, start=True, no_recv=True
)
time.sleep(1)
sock.sendall("P/1.0\r\nHo".encode())
sock.close()
def test_proxy_fragmented_body(self):
_, sock = self.http(
b"""GET / HTT""", raw=True, start=True, no_recv=True
)
time.sleep(1)
sock.sendall("P/1.0\r\nHost: localhost\r\n".encode())
sock.sendall("Content-Length: 30000\r\n".encode())
time.sleep(1)
sock.sendall("\r\n".encode())
sock.sendall(("X" * 10000).encode())
time.sleep(1)
sock.sendall(("X" * 10000).encode())
time.sleep(1)
sock.sendall(("X" * 10000).encode())
resp = self._resp_to_dict(self.recvall(sock).decode())
sock.close()
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], "X" * 30000, 'body')
def test_proxy_fragmented_body_close(self):
_, sock = self.http(
b"""GET / HTT""", raw=True, start=True, no_recv=True
)
time.sleep(1)
sock.sendall("P/1.0\r\nHost: localhost\r\n".encode())
sock.sendall("Content-Length: 30000\r\n".encode())
time.sleep(1)
sock.sendall("\r\n".encode())
sock.sendall(("X" * 10000).encode())
sock.close()
def test_proxy_nowhere(self):
self.assertIn(
'success',
self.conf(
[{"action": {"proxy": "http://127.0.0.1:7082"}}], 'routes'
),
'proxy path changed',
)
self.assertEqual(self.get_http10()['status'], 502, 'status')
def test_proxy_ipv6(self):
self.assertIn(
'success',
self.conf(
{
"*:7080": {"pass": "routes"},
"[::1]:7081": {'application': 'mirror'},
},
'listeners',
),
'add ipv6 listener configure',
)
self.assertIn(
'success',
self.conf([{"action": {"proxy": "http://[::1]:7081"}}], 'routes'),
'proxy ipv6 configure',
)
self.assertEqual(self.get_http10()['status'], 200, 'status')
def test_proxy_unix(self):
addr = self.testdir + '/sock'
self.assertIn(
'success',
self.conf(
{
"*:7080": {"pass": "routes"},
"unix:" + addr: {'application': 'mirror'},
},
'listeners',
),
'add unix listener configure',
)
self.assertIn(
'success',
self.conf(
[{"action": {"proxy": 'http://unix:' + addr}}], 'routes'
),
'proxy unix configure',
)
self.assertEqual(self.get_http10()['status'], 200, 'status')
def test_proxy_delayed(self):
self.assertIn(
'success',
self.conf(
{"pass": "applications/delayed"}, 'listeners/*:7081'
),
'delayed configure',
)
body = '0123456789' * 1000
resp = self.post_http10(
headers={
'Host': 'localhost',
'Content-Type': 'text/html',
'Content-Length': str(len(body)),
'X-Parts': '2',
'X-Delay': '1',
},
body=body,
)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], body, 'body')
resp = self.post_http10(
headers={
'Host': 'localhost',
'Content-Type': 'text/html',
'Content-Length': str(len(body)),
'X-Parts': '2',
'X-Delay': '1',
},
body=body,
)
self.assertEqual(resp['status'], 200, 'status')
self.assertEqual(resp['body'], body, 'body')
def test_proxy_delayed_close(self):
self.assertIn(
'success',
self.conf(
{"pass": "applications/delayed"}, 'listeners/*:7081'
),
'delayed configure',
)
_, sock = self.post_http10(
headers={
'Host': 'localhost',
'Content-Type': 'text/html',
'Content-Length': '10000',
'X-Parts': '3',
'X-Delay': '1',
},
body='0123456789' * 1000,
start=True,
no_recv=True,
)
self.assertRegex(
sock.recv(100).decode(), '200 OK', 'first'
)
sock.close()
_, sock = self.post_http10(
headers={
'Host': 'localhost',
'Content-Type': 'text/html',
'Content-Length': '10000',
'X-Parts': '3',
'X-Delay': '1',
},
body='0123456789' * 1000,
start=True,
no_recv=True,
)
self.assertRegex(
sock.recv(100).decode(), '200 OK', 'second'
)
sock.close()
@unittest.skip('not yet')
def test_proxy_content_length(self):
self.assertIn(
'success',
self.conf(
[
{
"action": {
"proxy": "http://127.0.0.1:"
+ str(self.SERVER_PORT)
}
}
],
'routes',
),
'proxy backend configure',
)
resp = self.get_http10()
self.assertEqual(len(resp['body']), 0, 'body lt Content-Length 0')
resp = self.get_http10(headers={'Host': 'localhost', 'X-Len': '5'})
self.assertEqual(len(resp['body']), 5, 'body lt Content-Length 5')
resp = self.get_http10(headers={'Host': 'localhost', 'X-Len': '9'})
self.assertEqual(len(resp['body']), 9, 'body lt Content-Length 9')
resp = self.get_http10(headers={'Host': 'localhost', 'X-Len': '11'})
self.assertEqual(len(resp['body']), 10, 'body gt Content-Length 11')
resp = self.get_http10(headers={'Host': 'localhost', 'X-Len': '15'})
self.assertEqual(len(resp['body']), 10, 'body gt Content-Length 15')
def test_proxy_invalid(self):
self.assertIn(
'error',
self.conf([{"action": {"proxy": 'blah'}}], 'routes'),
'proxy invalid',
)
self.assertIn(
'error',
self.conf([{"action": {"proxy": '/blah'}}], 'routes'),
'proxy invalid 2',
)
self.assertIn(
'error',
self.conf([{"action": {"proxy": 'unix:/blah'}}], 'routes'),
'proxy unix invalid 2',
)
self.assertIn(
'error',
self.conf([{"action": {"proxy": 'http://blah'}}], 'routes'),
'proxy unix invalid 3',
)
self.assertIn(
'error',
self.conf([{"action": {"proxy": 'http://127.0.0.1'}}], 'routes'),
'proxy ipv4 invalid',
)
self.assertIn(
'error',
self.conf([{"action": {"proxy": 'http://127.0.0.1:'}}], 'routes'),
'proxy ipv4 invalid 2',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://127.0.0.1:blah'}}], 'routes'
),
'proxy ipv4 invalid 3',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://127.0.0.1:-1'}}], 'routes'
),
'proxy ipv4 invalid 4',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://127.0.0.1:7080b'}}], 'routes'
),
'proxy ipv4 invalid 5',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://[]'}}], 'routes'
),
'proxy ipv6 invalid',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://[]:7080'}}], 'routes'
),
'proxy ipv6 invalid 2',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://[:]:7080'}}], 'routes'
),
'proxy ipv6 invalid 3',
)
self.assertIn(
'error',
self.conf(
[{"action": {"proxy": 'http://[::7080'}}], 'routes'
),
'proxy ipv6 invalid 4',
)
@unittest.skip('not yet')
def test_proxy_loop(self):
self.conf(
{
"listeners": {
"*:7080": {"pass": "routes"},
"*:7081": {"pass": "applications/mirror"},
"*:7082": {"pass": "routes"},
},
"routes": [{"action": {"proxy": "http://127.0.0.1:7082"}}],
"applications": {
"mirror": {
"type": "python",
"processes": {"spare": 0},
"path": self.current_dir + "/python/mirror",
"working_directory": self.current_dir
+ "/python/mirror",
"module": "wsgi",
},
},
}
)
self.get_http10(no_recv=True)
if __name__ == '__main__':
TestProxy.main()