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import json
import shlex
import pytest
from mitmproxy import options
from mitmproxy import contentviews
from mitmproxy import proxy
from mitmproxy import master
from mitmproxy.addons import script
from mitmproxy.test import tflow
from mitmproxy.test import tutils
from mitmproxy.net.http import Headers
from mitmproxy.net.http import cookies
from . import tservers
example_dir = tutils.test_data.push("../examples")
class ScriptError(Exception):
pass
class RaiseMaster(master.Master):
def add_log(self, e, level):
if level in ("warn", "error"):
raise ScriptError(e)
def tscript(cmd, args=""):
o = options.Options()
cmd = example_dir.path(cmd) + " " + args
m = RaiseMaster(o, proxy.DummyServer())
sc = script.Script(cmd)
m.addons.add(sc)
return m, sc
class TestScripts(tservers.MasterTest):
def test_add_header(self):
m, _ = tscript("simple/add_header.py")
f = tflow.tflow(resp=tutils.tresp())
m.response(f)
assert f.response.headers["newheader"] == "foo"
def test_custom_contentviews(self):
m, sc = tscript("simple/custom_contentview.py")
swapcase = contentviews.get("swapcase")
_, fmt = swapcase(b"<html>Test!</html>")
assert any(b'tEST!' in val[0][1] for val in fmt)
def test_iframe_injector(self):
with pytest.raises(ScriptError):
tscript("simple/modify_body_inject_iframe.py")
m, sc = tscript("simple/modify_body_inject_iframe.py", "http://example.org/evil_iframe")
f = tflow.tflow(resp=tutils.tresp(content=b"<html><body>mitmproxy</body></html>"))
m.response(f)
content = f.response.content
assert b'iframe' in content and b'evil_iframe' in content
def test_modify_form(self):
m, sc = tscript("simple/modify_form.py")
form_header = Headers(content_type="application/x-www-form-urlencoded")
f = tflow.tflow(req=tutils.treq(headers=form_header))
m.request(f)
assert f.request.urlencoded_form["mitmproxy"] == "rocks"
f.request.headers["content-type"] = ""
m.request(f)
assert list(f.request.urlencoded_form.items()) == [("foo", "bar")]
def test_modify_querystring(self):
m, sc = tscript("simple/modify_querystring.py")
f = tflow.tflow(req=tutils.treq(path="/search?q=term"))
m.request(f)
assert f.request.query["mitmproxy"] == "rocks"
f.request.path = "/"
m.request(f)
assert f.request.query["mitmproxy"] == "rocks"
def test_arguments(self):
m, sc = tscript("simple/script_arguments.py", "mitmproxy rocks")
f = tflow.tflow(resp=tutils.tresp(content=b"I <3 mitmproxy"))
m.response(f)
assert f.response.content == b"I <3 rocks"
def test_redirect_requests(self):
m, sc = tscript("simple/redirect_requests.py")
f = tflow.tflow(req=tutils.treq(host="example.org"))
m.request(f)
assert f.request.host == "mitmproxy.org"
def test_send_reply_from_proxy(self):
m, sc = tscript("simple/send_reply_from_proxy.py")
f = tflow.tflow(req=tutils.treq(host="example.com", port=80))
m.request(f)
assert f.response.content == b"Hello World"
def test_dns_spoofing(self):
m, sc = tscript("complex/dns_spoofing.py")
original_host = "example.com"
host_header = Headers(host=original_host)
f = tflow.tflow(req=tutils.treq(headers=host_header, port=80))
m.requestheaders(f)
# Rewrite by reverse proxy mode
f.request.scheme = "https"
f.request.port = 443
m.request(f)
assert f.request.scheme == "http"
assert f.request.port == 80
assert f.request.headers["Host"] == original_host
class TestHARDump:
def flow(self, resp_content=b'message'):
times = dict(
timestamp_start=746203272,
timestamp_end=746203272,
)
# Create a dummy flow for testing
return tflow.tflow(
req=tutils.treq(method=b'GET', **times),
resp=tutils.tresp(content=resp_content, **times)
)
def test_no_file_arg(self):
with pytest.raises(ScriptError):
tscript("complex/har_dump.py")
def test_simple(self, tmpdir):
path = str(tmpdir.join("somefile"))
m, sc = tscript("complex/har_dump.py", shlex.quote(path))
m.addons.trigger("response", self.flow())
m.addons.remove(sc)
with open(path, "r") as inp:
har = json.load(inp)
assert len(har["log"]["entries"]) == 1
def test_base64(self, tmpdir):
path = str(tmpdir.join("somefile"))
m, sc = tscript("complex/har_dump.py", shlex.quote(path))
m.addons.trigger(
"response", self.flow(resp_content=b"foo" + b"\xFF" * 10)
)
m.addons.remove(sc)
with open(path, "r") as inp:
har = json.load(inp)
assert har["log"]["entries"][0]["response"]["content"]["encoding"] == "base64"
def test_format_cookies(self):
m, sc = tscript("complex/har_dump.py", "-")
format_cookies = sc.ns.format_cookies
CA = cookies.CookieAttrs
f = format_cookies([("n", "v", CA([("k", "v")]))])[0]
assert f['name'] == "n"
assert f['value'] == "v"
assert not f['httpOnly']
assert not f['secure']
f = format_cookies([("n", "v", CA([("httponly", None), ("secure", None)]))])[0]
assert f['httpOnly']
assert f['secure']
f = format_cookies([("n", "v", CA([("expires", "Mon, 24-Aug-2037 00:00:00 GMT")]))])[0]
assert f['expires']
def test_binary(self, tmpdir):
f = self.flow()
f.request.method = "POST"
f.request.headers["content-type"] = "application/x-www-form-urlencoded"
f.request.content = b"foo=bar&baz=s%c3%bc%c3%9f"
f.response.headers["random-junk"] = bytes(range(256))
f.response.content = bytes(range(256))
path = str(tmpdir.join("somefile"))
m, sc = tscript("complex/har_dump.py", shlex.quote(path))
m.addons.trigger("response", f)
m.addons.remove(sc)
with open(path, "r") as inp:
har = json.load(inp)
assert len(har["log"]["entries"]) == 1
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