How to use _get_capabilities method in lisa

Best Python code snippet using lisa_python

colorsensor.py

Source:colorsensor.py

...142        return self._delete(url=self.__sub_url)143class CapabilitiesAPI(HTTPRequester):144    __sub_url = "sensor/capabilities"145    @lru_cache()146    def _get_capabilities(self):147        return self._get(url=self.__sub_url)148    def get_output_pin_count(self):149        return self._get_capabilities()["output_pin_count"]150    def get_trigger_sources(self):151        return self._get_capabilities()["trigger_sources"]152    def get_maximum_sample_rate(self):153        return self._get_capabilities()["maximum_sample_rate"]154    def get_maximum_detectables_count(self):155        return self._get_capabilities()["maximum_detectables_count"]156    def get_maximum_matchers_count(self):157        return self._get_capabilities()["maximum_matchers_count"]158    def get_switching_output_drivers(self):159        return self._get_capabilities()["output_drivers"]160    def get_supported_tolerance_shapes(self):161        return {item["shape"] for item in self._get_capabilities()["tolerances"]}162    def get_supported_colorspaces(self):163        return {item["space_id"] for item in self._get_capabilities()["colorspaces"]}164class DetectionProfilesAPI(HTTPRequester):165    __sub_url = "sensor/detection-profiles"166    def get_detection_profiles(self):167        return self._get(url=self.__sub_url)168    def get_current_detection_profile(self):169        return self._get(url=(self.__sub_url, "current"))170    def get_detection_profile(self, any_id):171        return self._get(url=(self.__sub_url, str(any_id)))172    # for backwards compatibility173    get_detection_profile_by_uuid = get_detection_profile174    def post_detection_profile(self, data):175        return self._post(url=self.__sub_url, data=data)176    def change_detection_profile(self, any_id, data):177        return self._put(url=(self.__sub_url, str(any_id)), data=data)...

test_security.py

Source:test_security.py

1# Copyright (c) 2018 Intel Corporation2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#     http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14from unittest.mock import patch15from wca.config import ValidationError16import pytest17import wca.security18@patch('wca.security.LIBC.capget', return_value=-1)19@patch('os.geteuid', return_value=1000)20def test_privileges_failed_capget(mock_geteuid, mock_capget):21    with pytest.raises(wca.security.GettingCapabilitiesFailed):22        wca.security.are_privileges_sufficient()23@patch('wca.security.log.error')24@patch('os.geteuid', return_value=1000)25@patch('wca.security._get_capabilities', return_value=wca.security.UserCapDataStruct(0, 0, 0))26@patch('wca.security._get_securebits', return_value=0)27@patch('wca.security._read_paranoid', return_value=1)28@pytest.mark.parametrize(29        'use_cgroup, use_resctrl, use_perf, expected_log', [30            (True, True, True,31             'Insufficient privileges! For unprivileged user '32             'it is needed to have: CAP_DAC_OVERRIDE set. CAP_SETUID and SECBIT_NO_SETUID_FIXUP '33             'set. "/proc/sys/kernel/perf_event_paranoid" set to (0 or -1).'),34            (False, True, True,35             'Insufficient privileges! For unprivileged user '36             'it is needed to have: CAP_SETUID and SECBIT_NO_SETUID_FIXUP set.'37             ' "/proc/sys/kernel/perf_event_paranoid" set to (0 or -1).'),38            (True, False, True,39             'Insufficient privileges! For unprivileged user '40             'it is needed to have: CAP_DAC_OVERRIDE set.'41             ' "/proc/sys/kernel/perf_event_paranoid" set to (0 or -1).'),42            (True, True, False,43             'Insufficient privileges! For unprivileged user '44             'it is needed to have: CAP_DAC_OVERRIDE set. CAP_SETUID and SECBIT_NO_SETUID_FIXUP '45             'set.'),46            ])47def test_privileges_failed(mock_read_paranoid, mock_get_securebits, mock_get_capabilities,48                           mock_getuid, mock_log, use_cgroup, use_resctrl, use_perf, expected_log):49    assert not wca.security.are_privileges_sufficient(use_cgroup, use_resctrl, use_perf)50    mock_log.assert_called_with(expected_log)51@patch('wca.security.log.error')52@patch('os.geteuid', return_value=1000)53@patch('wca.security._get_capabilities', return_value=wca.security.UserCapDataStruct(130, 0, 0))54@patch('wca.security._get_securebits', return_value=12)55@patch('wca.security._read_paranoid', return_value=-1)56@pytest.mark.parametrize(57        'use_cgroup, use_resctrl, use_perf', [58            (True, True, True),59            (False, True, True),60            (True, False, True),61            (True, True, False),62        ])63def test_privileges_successful(mock_read_paranoid, mock_get_securebits, mock_get_capabilities,64                               mock_getuid, mock_log, use_cgroup, use_resctrl, use_perf):65    assert wca.security.are_privileges_sufficient(use_cgroup, use_resctrl, use_perf)66    mock_log.assert_not_called()67@patch('wca.security.log.error')68@patch('os.geteuid', return_value=1000)69@patch('wca.security._get_capabilities', return_value=wca.security.UserCapDataStruct(128, 0, 0))70@patch('wca.security._get_securebits', return_value=12)71@patch('wca.security._read_paranoid', return_value=-1)72def test_privileges_failed_no_cap_dac_override(mock_read_paranoid, mock_get_securebits,73                                               mock_get_capabilities, mock_getuid, mock_log):74    assert not wca.security.are_privileges_sufficient(True, True, True)75    mock_log.assert_called_with(76             'Insufficient privileges! For unprivileged user '77             'it is needed to have: CAP_DAC_OVERRIDE set.')78@patch('wca.security.log.error')79@patch('os.geteuid', return_value=1000)80@patch('wca.security._get_capabilities', return_value=wca.security.UserCapDataStruct(2, 0, 0))81@patch('wca.security._get_securebits', return_value=4)82@patch('wca.security._read_paranoid', return_value=-1)83def test_privileges_failed_no_cap_setuid_fixup_bit(mock_read_paranoid, mock_get_securebits,84                                                   mock_get_capabilities, mock_getuid, mock_log):85    assert not wca.security.are_privileges_sufficient(True, True, True)86    mock_log.assert_called_with(87             'Insufficient privileges! For unprivileged user '88             'it is needed to have: CAP_SETUID and SECBIT_NO_SETUID_FIXUP set.')89@patch('wca.security.log.error')90@patch('os.geteuid', return_value=1000)91@patch('wca.security._get_capabilities', return_value=wca.security.UserCapDataStruct(130, 0, 0))92@patch('wca.security._get_securebits', return_value=0)93@patch('wca.security._read_paranoid', return_value=-1)94def test_privileges_failed_cap_setuid_no_fixup_bit(mock_read_paranoid, mock_get_securebits,95                                                   mock_get_capabilities, mock_getuid, mock_log):96    assert not wca.security.are_privileges_sufficient(True, True, True)97    mock_log.assert_called_with(98             'Insufficient privileges! For unprivileged user '99             'it is needed to have: CAP_SETUID and SECBIT_NO_SETUID_FIXUP set.')100@patch('wca.security.log.error')101@patch('os.geteuid', return_value=1000)102@patch('wca.security._get_capabilities', return_value=wca.security.UserCapDataStruct(130, 0, 0))103@patch('wca.security._get_securebits', return_value=4)104@patch('wca.security._read_paranoid', return_value=2)105def test_privileges_failed_perf_event_paranoid_set(mock_read_paranoid, mock_get_securebits,106                                                   mock_get_capabilities, mock_getuid, mock_log):107    assert not wca.security.are_privileges_sufficient(True, True, True)108    mock_log.assert_called_with(109             'Insufficient privileges! For unprivileged user '110             'it is needed to have: "/proc/sys/kernel/perf_event_paranoid" set to (0 or -1).')111def test_privileges_return_true_no_permissions_needed():112    assert wca.security.are_privileges_sufficient(False, False, False)113def test_ssl_error_only_client_key():114    """Tests that SSL throws ValidationError when only client key path is provided."""115    with pytest.raises(ValidationError):116        wca.security.SSL(client_key_path='/key')117def test_ssl_accept_single_file():118    """Tests that SSL accepts single file with client certificate and key."""119    wca.security.SSL(client_cert_path='/cert.pem')120def test_ssl_get_client_certs_single_file():121    """Tests that get_client_certs() returns file path with client certificate and key."""122    ssl = wca.security.SSL(client_cert_path='/cert.pem')123    assert ssl.client_key_path is None124    assert ssl.get_client_certs() == '/cert.pem'125def test_ssl_get_client_certs_tuple():126    """Tests that get_client_certs() returns tuple with client certificate and key paths."""127    ssl = wca.security.SSL(client_cert_path='/cert', client_key_path='/key')...

compute_capabilities_filter.py

Source:compute_capabilities_filter.py

...21class ComputeCapabilitiesFilter(filters.BaseHostFilter):22    """HostFilter hard-coded to work with InstanceType records."""23    # Instance type and host capabilities do not change within a request24    run_filter_once_per_request = True25    def _get_capabilities(self, host_state, scope):26        cap = host_state27        for index in range(0, len(scope)):28            try:29                if isinstance(cap, six.string_types):30                    try:31                        cap = jsonutils.loads(cap)32                    except ValueError as e:33                        LOG.debug("%(host_state)s fails. The capabilities "34                                  "'%(cap)s' couldn't be loaded from JSON: "35                                  "%(error)s",36                                  {'host_state': host_state, 'cap': cap,37                                   'error': e})38                        return None39                if not isinstance(cap, dict):40                    if getattr(cap, scope[index], None) is None:41                        # If can't find, check stats dict42                        cap = cap.stats.get(scope[index], None)43                    else:44                        cap = getattr(cap, scope[index], None)45                else:46                    cap = cap.get(scope[index], None)47            except AttributeError as e:48                LOG.debug("%(host_state)s fails. The capabilities couldn't "49                          "be retrieved: %(error)s.",50                          {'host_state': host_state, 'error': e})51                return None52            if cap is None:53                LOG.debug("%(host_state)s fails. There are no capabilities "54                          "to retrieve.",55                          {'host_state': host_state})56                return None57        return cap58    def _satisfies_extra_specs(self, host_state, instance_type):59        """Check that the host_state provided by the compute service60        satisfies the extra specs associated with the instance type.61        """62        if 'extra_specs' not in instance_type:63            return True64        for key, req in six.iteritems(instance_type.extra_specs):65            # Either not scope format, or in capabilities scope66            scope = key.split(':')67            if len(scope) > 1:68                if scope[0] != "capabilities":69                    continue70                else:71                    del scope[0]72            cap = self._get_capabilities(host_state, scope)73            if cap is None:74                return False75            if not extra_specs_ops.match(str(cap), req):76                LOG.debug("%(host_state)s fails extra_spec requirements. "77                          "'%(req)s' does not match '%(cap)s'",78                          {'host_state': host_state, 'req': req,79                           'cap': cap})80                return False81        return True82    def host_passes(self, host_state, spec_obj):83        """Return a list of hosts that can create instance_type."""84        instance_type = spec_obj.flavor85        if not self._satisfies_extra_specs(host_state,86                instance_type):...

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