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# pylint: disable=too-many-public-methods,too-many-lines
"""Test for certbot_apache.configurator AutoHSTS functionality"""
import re
import unittest
import mock
# six is used in mock.patch()
import six  # pylint: disable=unused-import

from certbot import errors
from certbot_apache import constants
from certbot_apache.tests import util


class AutoHSTSTest(util.ApacheTest):
    """Tests for AutoHSTS feature"""
    # pylint: disable=protected-access

    def setUp(self):  # pylint: disable=arguments-differ
        super(AutoHSTSTest, self).setUp()

        self.config = util.get_apache_configurator(
            self.config_path, self.vhost_path, self.config_dir, self.work_dir)
        self.config.parser.modules.add("headers_module")
        self.config.parser.modules.add("mod_headers.c")
        self.config.parser.modules.add("ssl_module")
        self.config.parser.modules.add("mod_ssl.c")

        self.vh_truth = util.get_vh_truth(
            self.temp_dir, "debian_apache_2_4/multiple_vhosts")

    def get_autohsts_value(self, vh_path):
        """ Get value from Strict-Transport-Security header """
        header_path = self.config.parser.find_dir("Header", None, vh_path)
        if header_path:
            pat = '(?:[ "]|^)(strict-transport-security)(?:[ "]|$)'
            for head in header_path:
                if re.search(pat, self.config.parser.aug.get(head).lower()):
                    return self.config.parser.aug.get(head.replace("arg[3]",
                                                                   "arg[4]"))

    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    @mock.patch("certbot_apache.configurator.ApacheConfigurator.enable_mod")
    def test_autohsts_enable_headers_mod(self, mock_enable, _restart):
        self.config.parser.modules.discard("headers_module")
        self.config.parser.modules.discard("mod_header.c")
        self.config.enable_autohsts(mock.MagicMock(), ["ocspvhost.com"])
        self.assertTrue(mock_enable.called)

    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    def test_autohsts_deploy_already_exists(self, _restart):
        self.config.enable_autohsts(mock.MagicMock(), ["ocspvhost.com"])
        self.assertRaises(errors.PluginEnhancementAlreadyPresent,
                          self.config.enable_autohsts,
                          mock.MagicMock(), ["ocspvhost.com"])

    @mock.patch("certbot_apache.constants.AUTOHSTS_FREQ", 0)
    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    @mock.patch("certbot_apache.configurator.ApacheConfigurator.prepare")
    def test_autohsts_increase(self, mock_prepare, _mock_restart):
        self.config._prepared = False
        maxage = "\"max-age={0}\""
        initial_val = maxage.format(constants.AUTOHSTS_STEPS[0])
        inc_val = maxage.format(constants.AUTOHSTS_STEPS[1])

        self.config.enable_autohsts(mock.MagicMock(), ["ocspvhost.com"])
        # Verify initial value
        self.assertEqual(self.get_autohsts_value(self.vh_truth[7].path),
                          initial_val)
        # Increase
        self.config.update_autohsts(mock.MagicMock())
        # Verify increased value
        self.assertEqual(self.get_autohsts_value(self.vh_truth[7].path),
                          inc_val)
        self.assertTrue(mock_prepare.called)

    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    @mock.patch("certbot_apache.configurator.ApacheConfigurator._autohsts_increase")
    def test_autohsts_increase_noop(self, mock_increase, _restart):
        maxage = "\"max-age={0}\""
        initial_val = maxage.format(constants.AUTOHSTS_STEPS[0])
        self.config.enable_autohsts(mock.MagicMock(), ["ocspvhost.com"])
        # Verify initial value
        self.assertEqual(self.get_autohsts_value(self.vh_truth[7].path),
                          initial_val)

        self.config.update_autohsts(mock.MagicMock())
        # Freq not patched, so value shouldn't increase
        self.assertFalse(mock_increase.called)


    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    @mock.patch("certbot_apache.constants.AUTOHSTS_FREQ", 0)
    def test_autohsts_increase_no_header(self, _restart):
        self.config.enable_autohsts(mock.MagicMock(), ["ocspvhost.com"])
        # Remove the header
        dir_locs = self.config.parser.find_dir("Header", None,
                                              self.vh_truth[7].path)
        dir_loc = "/".join(dir_locs[0].split("/")[:-1])
        self.config.parser.aug.remove(dir_loc)
        self.assertRaises(errors.PluginError,
                          self.config.update_autohsts,
                          mock.MagicMock())

    @mock.patch("certbot_apache.constants.AUTOHSTS_FREQ", 0)
    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    def test_autohsts_increase_and_make_permanent(self, _mock_restart):
        maxage = "\"max-age={0}\""
        max_val = maxage.format(constants.AUTOHSTS_PERMANENT)
        mock_lineage = mock.MagicMock()
        mock_lineage.key_path = "/etc/apache2/ssl/key-certbot_15.pem"
        self.config.enable_autohsts(mock.MagicMock(), ["ocspvhost.com"])
        for i in range(len(constants.AUTOHSTS_STEPS)-1):
            # Ensure that value is not made permanent prematurely
            self.config.deploy_autohsts(mock_lineage)
            self.assertNotEqual(self.get_autohsts_value(self.vh_truth[7].path),
                                 max_val)
            self.config.update_autohsts(mock.MagicMock())
            # Value should match pre-permanent increment step
            cur_val = maxage.format(constants.AUTOHSTS_STEPS[i+1])
            self.assertEqual(self.get_autohsts_value(self.vh_truth[7].path),
                              cur_val)
        # Ensure that the value is raised to max
        self.assertEqual(self.get_autohsts_value(self.vh_truth[7].path),
                          maxage.format(constants.AUTOHSTS_STEPS[-1]))
        # Make permanent
        self.config.deploy_autohsts(mock_lineage)
        self.assertEqual(self.get_autohsts_value(self.vh_truth[7].path),
                          max_val)

    def test_autohsts_update_noop(self):
        with mock.patch("time.time") as mock_time:
            # Time mock is used to make sure that the execution does not
            # continue when no autohsts entries exist in pluginstorage
            self.config.update_autohsts(mock.MagicMock())
            self.assertFalse(mock_time.called)

    def test_autohsts_make_permanent_noop(self):
        self.config.storage.put = mock.MagicMock()
        self.config.deploy_autohsts(mock.MagicMock())
        # Make sure that the execution does not continue when no entries in store
        self.assertFalse(self.config.storage.put.called)

    @mock.patch("certbot_apache.display_ops.select_vhost")
    def test_autohsts_no_ssl_vhost(self, mock_select):
        mock_select.return_value = self.vh_truth[0]
        with mock.patch("certbot_apache.configurator.logger.warning") as mock_log:
            self.assertRaises(errors.PluginError,
                              self.config.enable_autohsts,
                              mock.MagicMock(), "invalid.example.com")
            self.assertTrue(
                "Certbot was not able to find SSL" in mock_log.call_args[0][0])

    @mock.patch("certbot_apache.configurator.ApacheConfigurator.restart")
    @mock.patch("certbot_apache.configurator.ApacheConfigurator.add_vhost_id")
    def test_autohsts_dont_enhance_twice(self, mock_id, _restart):
        mock_id.return_value = "1234567"
        self.config.enable_autohsts(mock.MagicMock(),
                                    ["ocspvhost.com", "ocspvhost.com"])
        self.assertEqual(mock_id.call_count, 1)

    def test_autohsts_remove_orphaned(self):
        # pylint: disable=protected-access
        self.config._autohsts_fetch_state()
        self.config._autohsts["orphan_id"] = {"laststep": 0, "timestamp": 0}

        self.config._autohsts_save_state()
        self.config.update_autohsts(mock.MagicMock())
        self.assertFalse("orphan_id" in self.config._autohsts)
        # Make sure it's removed from the pluginstorage file as well
        self.config._autohsts = None
        self.config._autohsts_fetch_state()
        self.assertFalse(self.config._autohsts)

    def test_autohsts_make_permanent_vhost_not_found(self):
        # pylint: disable=protected-access
        self.config._autohsts_fetch_state()
        self.config._autohsts["orphan_id"] = {"laststep": 999, "timestamp": 0}
        self.config._autohsts_save_state()
        with mock.patch("certbot_apache.configurator.logger.warning") as mock_log:
            self.config.deploy_autohsts(mock.MagicMock())
            self.assertTrue(mock_log.called)
            self.assertTrue(
                "VirtualHost with id orphan_id was not" in mock_log.call_args[0][0])


if __name__ == "__main__":
    unittest.main()  # pragma: no cover

Filemanager

Name Type Size Permission Actions
__pycache__ Folder 0755
__init__.py File 27 B 0644
augeas_configurator_test.py File 3.76 KB 0644
autohsts_test.py File 8.81 KB 0644
centos_test.py File 5.63 KB 0644
complex_parsing_test.py File 4.43 KB 0644
configurator_test.py File 75.26 KB 0644
debian_test.py File 8.89 KB 0644
display_ops_test.py File 3.64 KB 0644
entrypoint_test.py File 1.62 KB 0644
gentoo_test.py File 5.42 KB 0644
http_01_test.py File 9.21 KB 0644
obj_test.py File 5.22 KB 0644
parser_test.py File 14.5 KB 0644
tls_sni_01_test.py File 5.22 KB 0644
util.py File 10.5 KB 0644