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import pytest
from mitmproxy import exceptions
from mitmproxy.net import tls
from mitmproxy.net.tcp import TCPClient
from test.mitmproxy.net.test_tcp import EchoHandler
from . import tservers
class TestMasterSecretLogger(tservers.ServerTestBase):
handler = EchoHandler
ssl = dict(
cipher_list="AES256-SHA"
)
def test_log(self, tmpdir):
testval = b"echo!\n"
_logfun = tls.log_master_secret
logfile = str(tmpdir.join("foo", "bar", "logfile"))
tls.log_master_secret = tls.MasterSecretLogger(logfile)
c = TCPClient(("127.0.0.1", self.port))
with c.connect():
c.convert_to_ssl()
c.wfile.write(testval)
c.wfile.flush()
assert c.rfile.readline() == testval
c.finish()
tls.log_master_secret.close()
with open(logfile, "rb") as f:
assert f.read().count(b"CLIENT_RANDOM") == 2
tls.log_master_secret = _logfun
def test_create_logfun(self):
assert isinstance(
tls.MasterSecretLogger.create_logfun("test"),
tls.MasterSecretLogger)
assert not tls.MasterSecretLogger.create_logfun(False)
class TestTLSInvalid:
def test_invalid_ssl_method_should_fail(self):
fake_ssl_method = 100500
with pytest.raises(exceptions.TlsException):
tls.create_client_context(method=fake_ssl_method)
def test_alpn_error(self):
with pytest.raises(exceptions.TlsException, match="must be a function"):
tls.create_client_context(alpn_select_callback="foo")
with pytest.raises(exceptions.TlsException, match="ALPN error"):
tls.create_client_context(alpn_select="foo", alpn_select_callback="bar")
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