// SPDX-License-Identifier: Apache-2.0 /* Copyright (C) 2023 The Falco Authors. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ #include #include #include static bool check_requirements(std::string& err, const std::vector& plugins, const std::string& ruleset_content) { falco_engine e; falco::load_result::rules_contents_t c = {{"test", ruleset_content}}; auto res = e.load_rules(c.begin()->second, c.begin()->first); if(!res->successful()) { return false; } return e.check_plugin_requirements(plugins, err); } TEST(PluginRequirements, check_plugin_requirements_success) { std::string error; /* No requirement */ ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.1.0"}}, "")) << error << std::endl; /* Single plugin */ ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 )")) << error << std::endl; /* Single plugin newer version */ ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.2.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 )")) << error << std::endl; /* Multiple plugins */ ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.1.0"}, {"json", "0.3.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 - name: json version: 0.3.0 )")) << error << std::endl; /* Single plugin multiple versions */ ASSERT_TRUE(check_requirements(error, {{"k8saudit", "0.2.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 - required_plugin_versions: - name: k8saudit version: 0.2.0 )")) << error << std::endl; /* Single plugin with alternatives */ ASSERT_TRUE(check_requirements(error, {{"k8saudit-other", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 alternatives: - name: k8saudit-other version: 0.4.0 )")) << error << std::endl; /* Multiple plugins with alternatives */ ASSERT_TRUE(check_requirements(error, {{"k8saudit-other", "0.5.0"}, {"json2", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 alternatives: - name: k8saudit-other version: 0.4.0 - name: json version: 0.3.0 alternatives: - name: json2 version: 0.1.0 )")) << error << std::endl; /* Multiple plugins with alternatives with multiple versions */ ASSERT_TRUE(check_requirements(error, {{"k8saudit-other", "0.7.0"}, {"json2", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 alternatives: - name: k8saudit-other version: 0.4.0 - name: json version: 0.3.0 alternatives: - name: json2 version: 0.1.0 - required_plugin_versions: - name: k8saudit version: 1.0.0 alternatives: - name: k8saudit-other version: 0.7.0 )")) << error << std::endl; } TEST(PluginRequirements, check_plugin_requirements_reject) { std::string error; /* No plugin loaded */ ASSERT_FALSE(check_requirements(error, {}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 )")) << error << std::endl; /* Single plugin wrong name */ ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"( - required_plugin_versions: - name: k8saudit2 version: 0.1.0 )")) << error << std::endl; /* Single plugin wrong version */ ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.2.0 )")) << error << std::endl; /* Multiple plugins */ ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 - name: json version: 0.3.0 )")) << error << std::endl; /* Single plugin multiple versions */ ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.1.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 - required_plugin_versions: - name: k8saudit version: 0.2.0 )")) << error << std::endl; /* Single plugin with alternatives */ ASSERT_FALSE(check_requirements(error, {{"k8saudit2", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 alternatives: - name: k8saudit-other version: 0.4.0 )")) << error << std::endl; /* Single plugin with overlapping alternatives */ ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 alternatives: - name: k8saudit version: 0.4.0 )")) << error << std::endl; /* Multiple plugins with alternatives */ ASSERT_FALSE(check_requirements(error, {{"k8saudit-other", "0.5.0"}, {"json3", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.1.0 alternatives: - name: k8saudit-other version: 0.4.0 - name: json version: 0.3.0 alternatives: - name: json2 version: 0.1.0 )")) << error << std::endl; /* Multiple plugins with alternatives with multiple versions */ ASSERT_FALSE(check_requirements(error, {{"k8saudit", "0.7.0"}, {"json2", "0.5.0"}}, R"( - required_plugin_versions: - name: k8saudit version: 0.4.0 alternatives: - name: k8saudit-other version: 0.4.0 - name: json version: 0.3.0 alternatives: - name: json2 version: 0.1.0 - required_plugin_versions: - name: k8saudit version: 1.0.0 alternatives: - name: k8saudit-other version: 0.7.0 )")) << error << std::endl; }