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import threading, Queue
import os, shutil, tempfile
from contextlib import contextmanager
from libmproxy import proxy, flow, controller, utils
from netlib import certutils
import human_curl as hurl
import libpathod.test
def treq(conn=None):
if not conn:
conn = flow.ClientConnect(("address", 22))
headers = flow.ODictCaseless()
headers["header"] = ["qvalue"]
return flow.Request(conn, (1, 1), "host", 80, "http", "GET", "/path", headers, "content")
def tresp(req=None):
if not req:
req = treq()
headers = flow.ODictCaseless()
headers["header_response"] = ["svalue"]
cert = certutils.SSLCert.from_der(file(test_data.path("data/dercert")).read())
return flow.Response(req, (1, 1), 200, "message", headers, "content_response", cert)
def tflow():
r = treq()
return flow.Flow(r)
def tflow_full():
r = treq()
f = flow.Flow(r)
f.response = tresp(r)
return f
def tflow_err():
r = treq()
f = flow.Flow(r)
f.error = flow.Error(r, "error")
return f
class TestMaster(flow.FlowMaster):
def __init__(self, testq, config):
s = proxy.ProxyServer(config, 0)
state = flow.State()
flow.FlowMaster.__init__(self, s, state)
self.testq = testq
def handle(self, m):
flow.FlowMaster.handle(self, m)
m._ack()
class ProxyThread(threading.Thread):
def __init__(self, testq, config):
self.tmaster = TestMaster(testq, config)
controller.should_exit = False
threading.Thread.__init__(self)
@property
def port(self):
return self.tmaster.server.port
def run(self):
self.tmaster.run()
def shutdown(self):
self.tmaster.shutdown()
class ProxTestBase:
@classmethod
def setupAll(cls):
cls.tqueue = Queue.Queue()
cls.server = libpathod.test.Daemon(ssl=cls.ssl)
pconf = cls.get_proxy_config()
config = proxy.ProxyConfig(
certfile=test_data.path("data/testkey.pem"),
**pconf
)
cls.proxy = ProxyThread(cls.tqueue, config)
cls.proxy.start()
@property
def master(cls):
return cls.proxy.tmaster
@classmethod
def teardownAll(cls):
cls.proxy.shutdown()
cls.server.shutdown()
def setUp(self):
self.master.state.clear()
@property
def scheme(self):
return "https" if self.ssl else "http"
@property
def proxies(self):
"""
The URL base for the server instance.
"""
return (
(self.scheme, ("127.0.0.1", self.proxy.port))
)
@property
def urlbase(self):
"""
The URL base for the server instance.
"""
return self.server.urlbase
def log(self):
pthread = self.proxy
return pthread.tmaster.log
class HTTPProxTest(ProxTestBase):
ssl = None
@classmethod
def get_proxy_config(cls):
return dict()
def pathod(self, spec):
"""
Constructs a pathod request, with the appropriate base and proxy.
"""
return hurl.get(
self.urlbase + "/p/" + spec,
proxy=self.proxies,
validate_cert=False,
#debug=hurl.utils.stdout_debug
)
class TResolver:
def __init__(self, port):
self.port = port
def original_addr(self, sock):
return ("127.0.0.1", self.port)
class TransparentProxTest(ProxTestBase):
ssl = None
@classmethod
def get_proxy_config(cls):
return dict(
transparent_proxy = dict(
resolver = TResolver(cls.server.port),
sslports = []
)
)
def pathod(self, spec):
"""
Constructs a pathod request, with the appropriate base and proxy.
"""
r = hurl.get(
"http://127.0.0.1:%s"%self.proxy.port + "/p/" + spec,
validate_cert=False,
#debug=hurl.utils.stdout_debug
)
return r
class ReverseProxTest(ProxTestBase):
ssl = None
@classmethod
def get_proxy_config(cls):
return dict(
reverse_proxy = (
"https" if cls.ssl else "http",
"127.0.0.1",
cls.server.port
)
)
def pathod(self, spec):
"""
Constructs a pathod request, with the appropriate base and proxy.
"""
r = hurl.get(
"http://127.0.0.1:%s"%self.proxy.port + "/p/" + spec,
validate_cert=False,
#debug=hurl.utils.stdout_debug
)
return r
@contextmanager
def tmpdir(*args, **kwargs):
orig_workdir = os.getcwd()
temp_workdir = tempfile.mkdtemp(*args, **kwargs)
os.chdir(temp_workdir)
yield temp_workdir
os.chdir(orig_workdir)
shutil.rmtree(temp_workdir)
def raises(exc, obj, *args, **kwargs):
"""
Assert that a callable raises a specified exception.
:exc An exception class or a string. If a class, assert that an
exception of this type is raised. If a string, assert that the string
occurs in the string representation of the exception, based on a
case-insenstivie match.
:obj A callable object.
:args Arguments to be passsed to the callable.
:kwargs Arguments to be passed to the callable.
"""
try:
apply(obj, args, kwargs)
except Exception, v:
if isinstance(exc, basestring):
if exc.lower() in str(v).lower():
return
else:
raise AssertionError(
"Expected %s, but caught %s"%(
repr(str(exc)), v
)
)
else:
if isinstance(v, exc):
return
else:
raise AssertionError(
"Expected %s, but caught %s %s"%(
exc.__name__, v.__class__.__name__, str(v)
)
)
raise AssertionError("No exception raised.")
test_data = utils.Data(__name__)
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