mitmproxy/test/test_flow.py

473 lines
13 KiB
Python

import Queue
from cStringIO import StringIO
from libmproxy import console, proxy, filt, flow, controller
import tutils
import libpry
class uStickyCookieState(libpry.AutoTree):
def _response(self, cookie, host):
s = flow.StickyCookieState(filt.parse(".*"))
f = tutils.tflow_full()
f.request.host = host
f.response.headers["Set-Cookie"] = [cookie]
s.handle_response(f)
return s, f
def test_handle_response(self):
c = "SSID=mooo, FOO=bar; Domain=.google.com; Path=/; "\
"Expires=Wed, 13-Jan-2021 22:23:01 GMT; Secure; "
s, f = self._response(c, "host")
assert not s.jar.keys()
s, f = self._response(c, "www.google.com")
assert s.jar.keys()
s, f = self._response("SSID=mooo", "www.google.com")
assert s.jar.keys()[0] == ('www.google.com', 80, '/')
def test_handle_request(self):
s, f = self._response("SSID=mooo", "www.google.com")
assert "cookie" not in f.request.headers
s.handle_request(f)
assert "cookie" in f.request.headers
class uClientPlaybackState(libpry.AutoTree):
def test_tick(self):
first = tutils.tflow()
s = flow.State()
fm = flow.FlowMaster(None, s)
fm.start_client_playback([first, tutils.tflow()], True)
c = fm.client_playback
assert not c.done()
assert not s.flow_count()
assert c.count() == 2
c.tick(fm, testing=True)
assert s.flow_count()
assert c.count() == 1
c.tick(fm, testing=True)
assert c.count() == 1
c.clear(c.current)
c.tick(fm, testing=True)
assert c.count() == 0
c.clear(c.current)
assert c.done()
q = Queue.Queue()
fm.state.clear()
fm.tick(q)
class uServerPlaybackState(libpry.AutoTree):
def test_hash(self):
s = flow.ServerPlaybackState(None, [], False)
r = tutils.tflow()
r2 = tutils.tflow()
assert s._hash(r)
assert s._hash(r) == s._hash(r2)
r.request.headers["foo"] = ["bar"]
assert s._hash(r) == s._hash(r2)
r.request.path = "voing"
assert s._hash(r) != s._hash(r2)
def test_headers(self):
s = flow.ServerPlaybackState(["foo"], [], False)
r = tutils.tflow_full()
r.request.headers["foo"] = ["bar"]
r2 = tutils.tflow_full()
assert not s._hash(r) == s._hash(r2)
r2.request.headers["foo"] = ["bar"]
assert s._hash(r) == s._hash(r2)
r2.request.headers["oink"] = ["bar"]
assert s._hash(r) == s._hash(r2)
r = tutils.tflow_full()
r2 = tutils.tflow_full()
assert s._hash(r) == s._hash(r2)
def test_load(self):
r = tutils.tflow_full()
r.request.headers["key"] = ["one"]
r2 = tutils.tflow_full()
r2.request.headers["key"] = ["two"]
s = flow.ServerPlaybackState(None, [r, r2], False)
assert s.count() == 2
assert len(s.fmap.keys()) == 1
n = s.next_flow(r)
assert n.request.headers["key"] == ["one"]
assert s.count() == 1
n = s.next_flow(r)
assert n.request.headers["key"] == ["two"]
assert s.count() == 0
assert not s.next_flow(r)
class uFlow(libpry.AutoTree):
def test_run_script(self):
f = tutils.tflow()
f.response = tutils.tresp()
f.request = f.response.request
se = f.run_script("scripts/a")
assert "DEBUG" == se.strip()
assert f.request.host == "TESTOK"
def test_run_script_err(self):
f = tutils.tflow()
f.response = tutils.tresp()
f.request = f.response.request
libpry.raises("returned error", f.run_script,"scripts/err_return")
libpry.raises("invalid response", f.run_script,"scripts/err_data")
libpry.raises("no such file", f.run_script,"nonexistent")
libpry.raises("permission denied", f.run_script,"scripts/nonexecutable")
def test_match(self):
f = tutils.tflow()
f.response = tutils.tresp()
f.request = f.response.request
assert not f.match(filt.parse("~b test"))
assert not f.match(None)
def test_backup(self):
f = tutils.tflow()
f.response = tutils.tresp()
f.request = f.response.request
f.request.content = "foo"
assert not f.modified()
f.backup()
f.request.content = "bar"
assert f.modified()
f.revert()
assert f.request.content == "foo"
def test_getset_state(self):
f = tutils.tflow()
f.response = tutils.tresp(f.request)
state = f.get_state()
assert f == flow.Flow.from_state(state)
f.response = None
f.error = proxy.Error(f.request, "error")
state = f.get_state()
assert f == flow.Flow.from_state(state)
f2 = tutils.tflow()
f2.error = proxy.Error(f.request, "e2")
assert not f == f2
f.load_state(f2.get_state())
assert f == f2
def test_kill(self):
s = flow.State()
fm = flow.FlowMaster(None, s)
f = tutils.tflow()
f.request = tutils.treq()
f.intercept()
assert not f.request.acked
f.kill(fm)
assert f.request.acked
f.intercept()
f.response = tutils.tresp()
f.request = f.response.request
f.request.ack()
assert not f.response.acked
f.kill(fm)
assert f.response.acked
def test_accept_intercept(self):
f = tutils.tflow()
f.request = tutils.treq()
f.intercept()
assert not f.request.acked
f.accept_intercept()
assert f.request.acked
f.response = tutils.tresp()
f.request = f.response.request
f.intercept()
f.request.ack()
assert not f.response.acked
f.accept_intercept()
assert f.response.acked
def test_serialization(self):
f = flow.Flow(None)
f.request = tutils.treq()
class uState(libpry.AutoTree):
def test_backup(self):
bc = proxy.ClientConnect(("address", 22))
c = flow.State()
req = tutils.treq()
f = c.add_request(req)
f.backup()
c.revert(f)
def test_flow(self):
"""
normal flow:
connect -> request -> response
"""
bc = proxy.ClientConnect(("address", 22))
c = flow.State()
c.clientconnect(bc)
assert len(c.client_connections) == 1
req = tutils.treq(bc)
f = c.add_request(req)
assert f
assert c.flow_count() == 1
assert c.flow_map.get(req)
assert c.active_flow_count() == 1
newreq = tutils.treq()
assert c.add_request(newreq)
assert c.flow_map.get(newreq)
assert c.active_flow_count() == 2
resp = tutils.tresp(req)
assert c.add_response(resp)
assert c.flow_count() == 2
assert c.flow_map.get(resp.request)
assert c.active_flow_count() == 1
unseen_resp = tutils.tresp()
assert not c.add_response(unseen_resp)
assert not c.flow_map.get(unseen_resp.request)
assert c.active_flow_count() == 1
resp = tutils.tresp(newreq)
assert c.add_response(resp)
assert c.active_flow_count() == 0
dc = proxy.ClientDisconnect(bc)
c.clientdisconnect(dc)
assert not c.client_connections
def test_err(self):
bc = proxy.ClientConnect(("address", 22))
c = flow.State()
req = tutils.treq()
f = c.add_request(req)
e = proxy.Error(f.request, "message")
assert c.add_error(e)
e = proxy.Error(tutils.tflow().request, "message")
assert not c.add_error(e)
def test_set_limit(self):
c = flow.State()
req = tutils.treq()
c.clientconnect(req.client_conn)
assert len(c.view) == 0
f = c.add_request(req)
assert len(c.view) == 1
c.set_limit("~s")
assert len(c.view) == 0
resp = tutils.tresp(req)
c.add_response(resp)
assert len(c.view) == 1
c.set_limit(None)
assert len(c.view) == 1
req = tutils.treq()
c.clientconnect(req.client_conn)
c.add_request(req)
assert len(c.view) == 2
c.set_limit("~q")
assert len(c.view) == 1
c.set_limit("~s")
assert len(c.view) == 1
assert "Invalid" in c.set_limit("~")
def test_set_intercept(self):
c = flow.State()
assert not c.set_intercept("~q")
assert c.intercept_txt == "~q"
assert "Invalid" in c.set_intercept("~")
assert not c.set_intercept(None)
assert c.intercept_txt == None
def _add_request(self, state):
req = tutils.treq()
f = state.add_request(req)
return f
def _add_response(self, state):
req = tutils.treq()
f = state.add_request(req)
resp = tutils.tresp(req)
state.add_response(resp)
def _add_error(self, state):
req = tutils.treq()
f = state.add_request(req)
f.error = proxy.Error(f.request, "msg")
def test_clear(self):
c = flow.State()
f = self._add_request(c)
f.intercepting = True
c.clear()
assert c.flow_count() == 0
def test_dump_flows(self):
c = flow.State()
self._add_request(c)
self._add_response(c)
self._add_request(c)
self._add_response(c)
self._add_request(c)
self._add_response(c)
self._add_error(c)
flows = c.view[:]
c.clear()
c.load_flows(flows)
assert isinstance(c.flow_list[0], flow.Flow)
def test_accept_all(self):
c = flow.State()
self._add_request(c)
self._add_response(c)
self._add_request(c)
c.accept_all()
class uSerialize(libpry.AutoTree):
def test_roundtrip(self):
sio = StringIO()
f = tutils.tflow()
w = flow.FlowWriter(sio)
w.add(f)
sio.seek(0)
r = flow.FlowReader(sio)
l = list(r.stream())
assert len(l) == 1
assert l[0] == f
def test_error(self):
sio = StringIO()
sio.write("bogus")
sio.seek(0)
r = flow.FlowReader(sio)
libpry.raises(flow.FlowReadError, list, r.stream())
f = flow.FlowReadError("foo")
assert f.strerror == "foo"
class uFlowMaster(libpry.AutoTree):
def test_all(self):
s = flow.State()
fm = flow.FlowMaster(None, s)
fm.anticache = True
req = tutils.treq()
fm.handle_clientconnect(req.client_conn)
f = fm.handle_request(req)
assert s.flow_count() == 1
resp = tutils.tresp(req)
fm.handle_response(resp)
assert s.flow_count() == 1
rx = tutils.tresp()
assert not fm.handle_response(rx)
dc = proxy.ClientDisconnect(req.client_conn)
fm.handle_clientdisconnect(dc)
err = proxy.Error(f.request, "msg")
fm.handle_error(err)
def test_client_playback(self):
s = flow.State()
f = tutils.tflow_full()
pb = [tutils.tflow_full(), f]
fm = flow.FlowMaster(None, s)
assert not fm.start_server_playback(pb, False, [], False)
assert not fm.start_client_playback(pb, False)
q = Queue.Queue()
assert not fm.state.flow_count()
fm.tick(q)
assert fm.state.flow_count()
fm.handle_error(proxy.Error(f.request, "error"))
def test_server_playback(self):
s = flow.State()
f = tutils.tflow()
f.response = tutils.tresp(f.request)
pb = [f]
fm = flow.FlowMaster(None, s)
fm.refresh_server_playback = True
assert not fm.do_server_playback(tutils.tflow())
fm.start_server_playback(pb, False, [], False)
assert fm.do_server_playback(tutils.tflow())
fm.start_server_playback(pb, False, [], True)
r = tutils.tflow()
r.request.content = "gibble"
assert not fm.do_server_playback(r)
assert fm.do_server_playback(tutils.tflow())
q = Queue.Queue()
fm.tick(q)
assert controller.exit
def test_stickycookie(self):
s = flow.State()
fm = flow.FlowMaster(None, s)
assert "Invalid" in fm.set_stickycookie("~h")
fm.set_stickycookie(".*")
assert fm.stickycookie_state
fm.set_stickycookie(None)
assert not fm.stickycookie_state
fm.set_stickycookie(".*")
tf = tutils.tflow_full()
tf.response.headers["set-cookie"] = ["foo=bar"]
fm.handle_request(tf.request)
f = fm.handle_response(tf.response)
assert fm.stickycookie_state.jar
assert not "cookie" in tf.request.headers
fm.handle_request(tf.request)
assert tf.request.headers["cookie"] == ["foo=bar"]
tests = [
uStickyCookieState(),
uServerPlaybackState(),
uClientPlaybackState(),
uFlow(),
uState(),
uSerialize(),
uFlowMaster(),
]