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Merge pull request #1355 from TangLeDaily/issue1259_a
获取sermant增强信息：插件、增强类、方法
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69 changes: 69 additions & 0 deletions
69
.../src/main/java/com/huaweicloud/sermant/core/command/CheckEnhancementsCommandExecutor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| /* | ||
| * Copyright (C) 2023-2023 Huawei Technologies Co., Ltd. All rights reserved. | ||
| * | ||
| * 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. | ||
| */ | ||
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| package com.huaweicloud.sermant.core.command; | ||
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| import com.huaweicloud.sermant.core.common.LoggerFactory; | ||
| import com.huaweicloud.sermant.core.plugin.Plugin; | ||
| import com.huaweicloud.sermant.core.plugin.PluginManager; | ||
| import com.huaweicloud.sermant.core.plugin.agent.info.EnhancementManager; | ||
| import com.huaweicloud.sermant.core.utils.CollectionUtils; | ||
| import com.huaweicloud.sermant.core.utils.MapUtils; | ||
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| import java.util.Map; | ||
| import java.util.Set; | ||
| import java.util.logging.Level; | ||
| import java.util.logging.Logger; | ||
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| /** | ||
| * 增强信息查询命令执行器 | ||
| * | ||
| * @author tangle | ||
| * @since 2023-11-02 | ||
| */ | ||
| public class CheckEnhancementsCommandExecutor implements CommandExecutor { | ||
| private static final Logger LOGGER = LoggerFactory.getLogger(); | ||
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| @Override | ||
| public void execute(String args) { | ||
| LOGGER.log(Level.INFO, "---------- PLUGINS ----------"); | ||
| for (Map.Entry<String, Plugin> entry : PluginManager.getPluginMap().entrySet()) { | ||
| LOGGER.log(Level.INFO, entry.getKey() + ":" + entry.getValue().getVersion()); | ||
| } | ||
| LOGGER.log(Level.INFO, "---------- ENHANCEMENTS ----------"); | ||
| Map<String, Map<String, Set<String>>> enhancement = EnhancementManager.getEnhancements(); | ||
| if (MapUtils.isEmpty(enhancement)) { | ||
| LOGGER.log(Level.INFO, "No enhancement currently."); | ||
| return; | ||
| } | ||
| for (Map.Entry<String, Map<String, Set<String>>> enhancemantEntry : enhancement.entrySet()) { | ||
| Map<String, Set<String>> methodDescMap = enhancemantEntry.getValue(); | ||
| if (MapUtils.isEmpty(methodDescMap)) { | ||
| continue; | ||
| } | ||
| String pluginInfo = enhancemantEntry.getKey(); | ||
| LOGGER.log(Level.INFO, pluginInfo); | ||
| for (Map.Entry<String, Set<String>> methodDescEntry : methodDescMap.entrySet()) { | ||
| Set<String> interceptorSet = methodDescEntry.getValue(); | ||
| if (CollectionUtils.isEmpty(interceptorSet)) { | ||
| continue; | ||
| } | ||
| String methodDesc = methodDescEntry.getKey(); | ||
| LOGGER.log(Level.INFO, methodDesc + " " + interceptorSet); | ||
| } | ||
| } | ||
| } | ||
| } |
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96 changes: 96 additions & 0 deletions
96
...core/src/main/java/com/huaweicloud/sermant/core/plugin/agent/info/EnhancementManager.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| /* | ||
| * Copyright (C) 2023-2023 Huawei Technologies Co., Ltd. All rights reserved. | ||
| * | ||
| * 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. | ||
| */ | ||
|
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| package com.huaweicloud.sermant.core.plugin.agent.info; | ||
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| import com.huaweicloud.sermant.core.plugin.Plugin; | ||
| import com.huaweicloud.sermant.core.plugin.agent.interceptor.Interceptor; | ||
| import com.huaweicloud.sermant.core.utils.StringUtils; | ||
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| import java.util.HashMap; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.Set; | ||
|
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| /** | ||
| * 存储增强信息的静态类 | ||
| * | ||
| * @author tangle | ||
| * @since 2023-11-02 | ||
| */ | ||
| public class EnhancementManager { | ||
| private static final Map<String, Map<String, Set<String>>> ENHANCEMENTS = new HashMap<>(); | ||
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| private EnhancementManager() { | ||
| } | ||
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| public static Map<String, Map<String, Set<String>>> getEnhancements() { | ||
| return ENHANCEMENTS; | ||
| } | ||
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| /** | ||
| * 添加拦截器信息 | ||
| * | ||
| * @param plugin 插件 | ||
| * @param interceptorList 拦截器列表 | ||
| * @param classLoader 类加载器 | ||
| * @param methodDesc 被增强方法的信息 | ||
| */ | ||
| public static void addEnhancements(Plugin plugin, List<Interceptor> interceptorList, ClassLoader classLoader, | ||
| String methodDesc) { | ||
| String enhancementKey = combinePluginInfo(plugin); | ||
| if (!StringUtils.isEmpty(methodDesc)) { | ||
| Map<String, Set<String>> methodDescMap = ENHANCEMENTS.computeIfAbsent(enhancementKey, | ||
| key -> new HashMap<>()); | ||
| String methodDescKey = combineEnhanceInfo(methodDesc, classLoader); | ||
| Set<String> interceptorSet = methodDescMap.computeIfAbsent(methodDescKey, key -> new HashSet<>()); | ||
| for (Interceptor interceptor : interceptorList) { | ||
| interceptorSet.add(interceptor.getClass().getCanonicalName()); | ||
| } | ||
| } | ||
| } | ||
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| /** | ||
| * 卸载插件时清除该插件的增强信息 | ||
| * | ||
| * @param plugin 插件 | ||
| */ | ||
| public static void removePluginEnhancements(Plugin plugin) { | ||
| ENHANCEMENTS.remove(combinePluginInfo(plugin)); | ||
| } | ||
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| /** | ||
| * 清理缓存的增强信息 | ||
| */ | ||
| public static void shutdown() { | ||
| ENHANCEMENTS.clear(); | ||
| } | ||
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| /** | ||
| * 拼接插件信息 | ||
| */ | ||
| private static String combinePluginInfo(Plugin plugin) { | ||
| return plugin.getName() + ":" + plugin.getVersion(); | ||
| } | ||
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| /** | ||
| * 拼接增强信息 | ||
| */ | ||
| private static String combineEnhanceInfo(String methodDesc, ClassLoader classLoader) { | ||
| return methodDesc + "@" + classLoader; | ||
| } | ||
| } |
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