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import cStringIO
from libmproxy import filt
from libmproxy.models import Error
from libmproxy.models import http
from netlib.http import Headers
from . import tutils
class TestParsing:
def _dump(self, x):
c = cStringIO.StringIO()
x.dump(fp=c)
assert c.getvalue()
def test_parse_err(self):
assert filt.parse("~h [") is None
def test_simple(self):
assert not filt.parse("~b")
assert filt.parse("~q")
assert filt.parse("~c 10")
assert filt.parse("~m foobar")
assert filt.parse("~u foobar")
assert filt.parse("~q ~c 10")
p = filt.parse("~q ~c 10")
self._dump(p)
assert len(p.lst) == 2
def test_naked_url(self):
a = filt.parse("foobar ~h rex")
assert a.lst[0].expr == "foobar"
assert a.lst[1].expr == "rex"
self._dump(a)
def test_quoting(self):
a = filt.parse("~u 'foo ~u bar' ~u voing")
assert a.lst[0].expr == "foo ~u bar"
assert a.lst[1].expr == "voing"
self._dump(a)
a = filt.parse("~u foobar")
assert a.expr == "foobar"
a = filt.parse(r"~u 'foobar\"\''")
assert a.expr == "foobar\"'"
a = filt.parse(r'~u "foo \'bar"')
assert a.expr == "foo 'bar"
def test_nesting(self):
a = filt.parse("(~u foobar & ~h voing)")
assert a.lst[0].expr == "foobar"
self._dump(a)
def test_not(self):
a = filt.parse("!~h test")
assert a.itm.expr == "test"
a = filt.parse("!(~u test & ~h bar)")
assert a.itm.lst[0].expr == "test"
self._dump(a)
def test_binaryops(self):
a = filt.parse("~u foobar | ~h voing")
isinstance(a, filt.FOr)
self._dump(a)
a = filt.parse("~u foobar & ~h voing")
isinstance(a, filt.FAnd)
self._dump(a)
def test_wideops(self):
a = filt.parse("~hq 'header: qvalue'")
assert isinstance(a, filt.FHeadRequest)
self._dump(a)
class TestMatching:
def req(self):
headers = Headers(header="qvalue")
req = http.HTTPRequest(
"absolute",
"GET",
"http",
"host",
80,
"/path",
b"HTTP/1.1",
headers,
"content_request",
None,
None
)
f = http.HTTPFlow(tutils.tclient_conn(), None)
f.request = req
return f
def resp(self):
f = self.req()
headers = Headers([["header_response", "svalue"]])
f.response = http.HTTPResponse(
b"HTTP/1.1",
200,
"OK",
headers,
"content_response",
None,
None)
return f
def err(self):
f = self.req()
f.error = Error("msg")
return f
def q(self, q, o):
return filt.parse(q)(o)
def test_asset(self):
s = self.resp()
assert not self.q("~a", s)
s.response.headers["content-type"] = "text/javascript"
assert self.q("~a", s)
def test_fcontenttype(self):
q = self.req()
s = self.resp()
assert not self.q("~t content", q)
assert not self.q("~t content", s)
q.request.headers["content-type"] = "text/json"
assert self.q("~t json", q)
assert self.q("~tq json", q)
assert not self.q("~ts json", q)
s.response.headers["content-type"] = "text/json"
assert self.q("~t json", s)
del s.response.headers["content-type"]
s.request.headers["content-type"] = "text/json"
assert self.q("~t json", s)
assert self.q("~tq json", s)
assert not self.q("~ts json", s)
def test_freq_fresp(self):
q = self.req()
s = self.resp()
assert self.q("~q", q)
assert not self.q("~q", s)
assert not self.q("~s", q)
assert self.q("~s", s)
def test_ferr(self):
e = self.err()
assert self.q("~e", e)
def test_head(self):
q = self.req()
s = self.resp()
assert not self.q("~h nonexistent", q)
assert self.q("~h qvalue", q)
assert self.q("~h header", q)
assert self.q("~h 'header: qvalue'", q)
assert self.q("~h 'header: qvalue'", s)
assert self.q("~h 'header_response: svalue'", s)
assert self.q("~hq 'header: qvalue'", s)
assert not self.q("~hq 'header_response: svalue'", s)
assert self.q("~hq 'header: qvalue'", q)
assert not self.q("~hq 'header_request: svalue'", q)
assert not self.q("~hs 'header: qvalue'", s)
assert self.q("~hs 'header_response: svalue'", s)
assert not self.q("~hs 'header: qvalue'", q)
def match_body(self, q, s):
assert not self.q("~b nonexistent", q)
assert self.q("~b content", q)
assert self.q("~b response", s)
assert self.q("~b content_request", s)
assert self.q("~bq content", q)
assert self.q("~bq content", s)
assert not self.q("~bq response", q)
assert not self.q("~bq response", s)
assert not self.q("~bs content", q)
assert self.q("~bs content", s)
assert not self.q("~bs nomatch", s)
assert not self.q("~bs response", q)
assert self.q("~bs response", s)
def test_body(self):
q = self.req()
s = self.resp()
self.match_body(q, s)
q.request.encode("gzip")
s.request.encode("gzip")
s.response.encode("gzip")
self.match_body(q, s)
def test_method(self):
q = self.req()
assert self.q("~m get", q)
assert not self.q("~m post", q)
q.request.method = "oink"
assert not self.q("~m get", q)
def test_domain(self):
q = self.req()
assert self.q("~d host", q)
assert not self.q("~d none", q)
def test_url(self):
q = self.req()
s = self.resp()
assert self.q("~u host", q)
assert self.q("~u host/path", q)
assert not self.q("~u moo/path", q)
assert self.q("~u host", s)
assert self.q("~u host/path", s)
assert not self.q("~u moo/path", s)
def test_code(self):
q = self.req()
s = self.resp()
assert not self.q("~c 200", q)
assert self.q("~c 200", s)
assert not self.q("~c 201", s)
def test_src(self):
q = self.req()
assert self.q("~src address", q)
assert not self.q("~src foobar", q)
assert self.q("~src :22", q)
assert not self.q("~src :99", q)
assert self.q("~src address:22", q)
def test_dst(self):
q = self.req()
q.server_conn = tutils.tserver_conn()
assert self.q("~dst address", q)
assert not self.q("~dst foobar", q)
assert self.q("~dst :22", q)
assert not self.q("~dst :99", q)
assert self.q("~dst address:22", q)
def test_and(self):
s = self.resp()
assert self.q("~c 200 & ~h head", s)
assert self.q("~c 200 & ~h head", s)
assert not self.q("~c 200 & ~h nohead", s)
assert self.q("(~c 200 & ~h head) & ~b content", s)
assert not self.q("(~c 200 & ~h head) & ~b nonexistent", s)
assert not self.q("(~c 200 & ~h nohead) & ~b content", s)
def test_or(self):
s = self.resp()
assert self.q("~c 200 | ~h nohead", s)
assert self.q("~c 201 | ~h head", s)
assert not self.q("~c 201 | ~h nohead", s)
assert self.q("(~c 201 | ~h nohead) | ~s", s)
def test_not(self):
s = self.resp()
assert not self.q("! ~c 200", s)
assert self.q("! ~c 201", s)
assert self.q("!~c 201 !~c 202", s)
assert not self.q("!~c 201 !~c 200", s)
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