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Editing: standalone_test.py

"""Tests for certbot._internal.plugins.standalone."""
import errno
import socket
import sys
from typing import Dict
from typing import Set
from typing import Tuple
import unittest
from unittest import mock

import josepy as jose
import pytest

from acme import challenges
from acme import standalone as acme_standalone
from certbot import achallenges
from certbot import errors
from certbot.tests import acme_util
from certbot.tests import util as test_util

class ServerManagerTest(unittest.TestCase):
    """Tests for certbot._internal.plugins.standalone.ServerManager."""

def setUp(self):
        from certbot._internal.plugins.standalone import ServerManager
        self.http_01_resources: Set[acme_standalone.HTTP01RequestHandler.HTTP01Resource] = {}
        self.mgr = ServerManager(self.http_01_resources)

def test_init(self):
        assert self.mgr.http_01_resources is self.http_01_resources

def _test_run_stop(self, challenge_type):
        server = self.mgr.run(port=0, challenge_type=challenge_type)
        port = server.getsocknames()[0][1]
        assert self.mgr.running() == {port: server}
        self.mgr.stop(port=port)
        assert self.mgr.running() == {}

def test_run_stop_http_01(self):
        self._test_run_stop(challenges.HTTP01)

def test_run_idempotent(self):
        server = self.mgr.run(port=0, challenge_type=challenges.HTTP01)
        port = server.getsocknames()[0][1]
        server2 = self.mgr.run(port=port, challenge_type=challenges.HTTP01)
        assert self.mgr.running() == {port: server}
        assert server is server2
        self.mgr.stop(port)
        assert self.mgr.running() == {}

def test_run_bind_error(self):
        some_server = socket.socket(socket.AF_INET6)
        some_server.bind(("", 0))
        port = some_server.getsockname()[1]
        maybe_another_server = socket.socket()
        try:
            maybe_another_server.bind(("", port))
        except OSError:
            pass
        with pytest.raises(errors.StandaloneBindError):
            self.mgr.run(port,
            challenge_type=challenges.HTTP01)
        assert self.mgr.running() == {}
        some_server.close()
        maybe_another_server.close()

def get_open_port():
    """Gets an open port number from the OS."""
    open_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0)
    open_socket.bind(("", 0))
    port = open_socket.getsockname()[1]
    open_socket.close()
    return port

class AuthenticatorTest(unittest.TestCase):
    """Tests for certbot._internal.plugins.standalone.Authenticator."""

def setUp(self):
        from certbot._internal.plugins.standalone import Authenticator

self.config = mock.MagicMock(http01_port=get_open_port())
        self.auth = Authenticator(self.config, name="standalone")
        self.auth.servers = mock.MagicMock()

def test_more_info(self):
        assert isinstance(self.auth.more_info(), str)

def test_get_chall_pref(self):
        assert self.auth.get_chall_pref(domain=None) == \
                         [challenges.HTTP01]

def test_perform(self):
        achalls = self._get_achalls()
        response = self.auth.perform(achalls)

expected = [achall.response(achall.account_key) for achall in achalls]
        assert response == expected

@test_util.patch_display_util()
    def test_perform_eaddrinuse_retry(self, mock_get_utility):
        mock_utility = mock_get_utility()
        encountered_errno = errno.EADDRINUSE
        error = errors.StandaloneBindError(mock.MagicMock(errno=encountered_errno), -1)
        self.auth.servers.run.side_effect = [error] + 2 * [mock.MagicMock()]
        mock_yesno = mock_utility.yesno
        mock_yesno.return_value = True

self.test_perform()
        self._assert_correct_yesno_call(mock_yesno)

@test_util.patch_display_util()
    def test_perform_eaddrinuse_no_retry(self, mock_get_utility):
        mock_utility = mock_get_utility()
        mock_yesno = mock_utility.yesno
        mock_yesno.return_value = False

encountered_errno = errno.EADDRINUSE
        with pytest.raises(errors.PluginError):
            self._fail_perform(encountered_errno)
        self._assert_correct_yesno_call(mock_yesno)

def _assert_correct_yesno_call(self, mock_yesno):
        yesno_args, yesno_kwargs = mock_yesno.call_args
        assert "in use" in yesno_args[0]
        assert not yesno_kwargs.get("default", True)

def test_perform_eacces(self):
        encountered_errno = errno.EACCES
        with pytest.raises(errors.PluginError):
            self._fail_perform(encountered_errno)

def test_perform_unexpected_socket_error(self):
        encountered_errno = errno.ENOTCONN
        with pytest.raises(errors.StandaloneBindError):
            self._fail_perform(encountered_errno)

def _fail_perform(self, encountered_errno):
        error = errors.StandaloneBindError(mock.MagicMock(errno=encountered_errno), -1)
        self.auth.servers.run.side_effect = error
        self.auth.perform(self._get_achalls())

@classmethod
    def _get_achalls(cls):
        domain = b'localhost'
        key = jose.JWK.load(test_util.load_vector('rsa512_key.pem'))
        http_01 = achallenges.KeyAuthorizationAnnotatedChallenge(
            challb=acme_util.HTTP01_P, domain=domain, account_key=key)

return [http_01]

def test_cleanup(self):
        self.auth.servers.running.return_value = {
            1: "server1",
            2: "server2",
        }
        self.auth.served["server1"].add("chall1")
        self.auth.served["server2"].update(["chall2", "chall3"])

self.auth.cleanup(["chall1"])
        assert self.auth.served == {
            "server1": set(), "server2": {"chall2", "chall3"}}
        self.auth.servers.stop.assert_called_once_with(1)

self.auth.servers.running.return_value = {
            2: "server2",
        }
        self.auth.cleanup(["chall2"])
        assert self.auth.served == {
            "server1": set(), "server2": {"chall3"}}
        assert 1 == self.auth.servers.stop.call_count

self.auth.cleanup(["chall3"])
        assert self.auth.served == {
            "server1": set(), "server2": set()}
        self.auth.servers.stop.assert_called_with(2)

def test_auth_hint(self):
        self.config.http01_port = "80"
        self.config.http01_address = None
        assert "on port 80" in self.auth.auth_hint([])
        self.config.http01_address = "127.0.0.1"
        assert "on 127.0.0.1:80" in self.auth.auth_hint([])

if __name__ == "__main__":
    sys.exit(pytest.main(sys.argv[1:] + [__file__]))  # pragma: no cover

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