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[ISSUE alibaba#9276] 新增根据配置信息检索内容的功能 (alibaba#9925)
* 新增根据配置信息检索内容的功能 * use offer replace add * use offer replace add * use offer replace add * update exception type and limit some config as configurable * update * update params * update params * update params
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config/src/main/java/com/alibaba/nacos/config/server/service/ConfigDetailService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,242 @@ | ||
| /* | ||
| * Copyright 1999-2018 Alibaba Group Holding Ltd. | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
||
| package com.alibaba.nacos.config.server.service; | ||
|
|
||
| import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException; | ||
| import com.alibaba.nacos.config.server.constant.Constants; | ||
| import com.alibaba.nacos.config.server.constant.PropertiesConstant; | ||
| import com.alibaba.nacos.config.server.model.ConfigInfo; | ||
| import com.alibaba.nacos.config.server.model.Page; | ||
| import com.alibaba.nacos.config.server.service.repository.ConfigInfoPersistService; | ||
| import com.alibaba.nacos.sys.env.EnvUtil; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
| import org.springframework.stereotype.Service; | ||
|
|
||
| import java.util.Map; | ||
| import java.util.concurrent.BlockingQueue; | ||
| import java.util.concurrent.LinkedBlockingQueue; | ||
| import java.util.concurrent.ScheduledExecutorService; | ||
| import java.util.concurrent.ScheduledThreadPoolExecutor; | ||
|
|
||
| /** | ||
| * config detail service. | ||
| * | ||
| * @author [email protected] | ||
| * @date 2023/2/9 5:25 | ||
| */ | ||
| @Service | ||
| public class ConfigDetailService { | ||
| private static final Logger LOGGER = LoggerFactory.getLogger(ConfigDetailService.class); | ||
|
|
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| private final ConfigInfoPersistService configInfoPersistService; | ||
|
|
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| private BlockingQueue<SearchEvent> eventLinkedBlockingQueue; | ||
|
|
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| private ScheduledExecutorService clientEventExecutor; | ||
|
|
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| /** | ||
| * the max_capacity of eventLinkedBlockingQueue may be controlled by the properties {@link PropertiesConstant#SEARCH_MAX_CAPACITY}. | ||
| */ | ||
| private static int maxCapacity = 4; | ||
|
|
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| private static final int MAX_CAPACITY = 32; | ||
|
|
||
| /** | ||
| * the wait_timeout of search config business may be controlled by the properties {@link PropertiesConstant#SEARCH_WAIT_TIMEOUT}. | ||
| */ | ||
| private static long waitTimeout = 8000L; | ||
|
|
||
| /** | ||
| * the max_thread of clientEventExecutor may be controlled by the properties {@link PropertiesConstant#SEARCH_MAX_THREAD}. | ||
| */ | ||
| private static int maxThread = 2; | ||
|
|
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| private static final int MAX_THREAD = 16; | ||
|
|
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| public ConfigDetailService(ConfigInfoPersistService configInfoPersistService) { | ||
| this.configInfoPersistService = configInfoPersistService; | ||
| loadSetting(); | ||
| initWorker(); | ||
| } | ||
|
|
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| private void loadSetting() { | ||
| setMaxCapacity(Math.min(Integer.parseInt(EnvUtil.getProperty(PropertiesConstant.SEARCH_MAX_CAPACITY, | ||
| String.valueOf(getMaxCapacity()))), MAX_CAPACITY)); | ||
| setMaxThread(Math.min(Integer.parseInt(EnvUtil.getProperty(PropertiesConstant.SEARCH_MAX_THREAD, | ||
| String.valueOf(getMaxThread()))), MAX_THREAD)); | ||
| setWaitTimeout(Integer.parseInt(EnvUtil.getProperty(PropertiesConstant.SEARCH_WAIT_TIMEOUT, | ||
| String.valueOf(getWaitTimeout())))); | ||
| } | ||
|
|
||
| /** | ||
| * init worker thread. | ||
| */ | ||
| private void initWorker() { | ||
| this.eventLinkedBlockingQueue = new LinkedBlockingQueue<>(maxCapacity); | ||
|
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| clientEventExecutor = new ScheduledThreadPoolExecutor(maxThread, r -> { | ||
| Thread t = new Thread(r); | ||
| t.setName("com.alibaba.nacos.config.search.worker"); | ||
| t.setDaemon(true); | ||
| return t; | ||
| }); | ||
|
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||
| for (int i = 0; i < maxThread; i++) { | ||
| clientEventExecutor.submit(() -> { | ||
| while (true) { | ||
| try { | ||
| SearchEvent event = eventLinkedBlockingQueue.take(); | ||
| Page<ConfigInfo> result = null; | ||
| if (Constants.CONFIG_SEARCH_BLUR.equals(event.getType())) { | ||
| result = configInfoPersistService.findConfigInfoLike4Page(event.pageNo, event.pageSize, | ||
| event.dataId, event.group, event.tenant, event.configAdvanceInfo); | ||
| } else { | ||
| result = configInfoPersistService.findConfigInfo4Page(event.pageNo, event.pageSize, | ||
| event.dataId, event.group, event.tenant, event.configAdvanceInfo); | ||
| } | ||
| synchronized (event) { | ||
| event.setResponse(result); | ||
| event.notifyAll(); | ||
| } | ||
| } catch (Exception e) { | ||
| LOGGER.error("catch search worker error: {}", e.getMessage()); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * block thread and use workerThread to search config. | ||
| */ | ||
| public Page<ConfigInfo> findConfigInfoPage(String search, int pageNo, int pageSize, String dataId, String group, | ||
| String tenant, Map<String, Object> configAdvanceInfo) throws NacosRuntimeException { | ||
| SearchEvent searchEvent = new SearchEvent(search, pageNo, pageSize, dataId, group, tenant, | ||
| configAdvanceInfo); | ||
| Page<ConfigInfo> result = null; | ||
| try { | ||
| synchronized (searchEvent) { | ||
| boolean offer = eventLinkedBlockingQueue.offer(searchEvent); | ||
| if (!offer) { | ||
| throw new NacosRuntimeException(503, "server limit match."); | ||
| } | ||
| searchEvent.wait(waitTimeout); | ||
| result = searchEvent.getResponse(); | ||
| } | ||
| } catch (InterruptedException e) { | ||
| LOGGER.error("get config detail timeout: {}.", e.getMessage()); | ||
| throw new NacosRuntimeException(503, "server limit match."); | ||
| } | ||
| if (result == null) { | ||
| throw new NacosRuntimeException(503, "server limit match."); | ||
| } | ||
| return result; | ||
| } | ||
|
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| public static int getMaxCapacity() { | ||
| return maxCapacity; | ||
| } | ||
|
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| public static void setMaxCapacity(int maxCapacity) { | ||
| ConfigDetailService.maxCapacity = maxCapacity; | ||
| } | ||
|
|
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| public static long getWaitTimeout() { | ||
| return waitTimeout; | ||
| } | ||
|
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| public static void setWaitTimeout(long waitTimeout) { | ||
| ConfigDetailService.waitTimeout = waitTimeout; | ||
| } | ||
|
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| public static int getMaxThread() { | ||
| return maxThread; | ||
| } | ||
|
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| public static void setMaxThread(int maxThread) { | ||
| ConfigDetailService.maxThread = maxThread; | ||
| } | ||
|
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| public static class SearchEvent { | ||
| private String type; | ||
|
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| private int pageNo; | ||
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| private int pageSize; | ||
|
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| private String dataId; | ||
|
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| private String group; | ||
|
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| private String tenant; | ||
|
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| private Map<String, Object> configAdvanceInfo; | ||
|
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| private Page<ConfigInfo> response; | ||
|
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| public SearchEvent() { | ||
| } | ||
|
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| public SearchEvent(String type, int pageNo, int pageSize, String dataId, String group, String tenant, | ||
| Map<String, Object> configAdvanceInfo) { | ||
| this.type = type; | ||
| this.pageNo = pageNo; | ||
| this.pageSize = pageSize; | ||
| this.dataId = dataId; | ||
| this.group = group; | ||
| this.tenant = tenant; | ||
| this.configAdvanceInfo = configAdvanceInfo; | ||
| } | ||
|
|
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| public String getType() { | ||
| return type; | ||
| } | ||
|
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| public int getPageNo() { | ||
| return pageNo; | ||
| } | ||
|
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| public int getPageSize() { | ||
| return pageSize; | ||
| } | ||
|
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| public String getDataId() { | ||
| return dataId; | ||
| } | ||
|
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| public String getGroup() { | ||
| return group; | ||
| } | ||
|
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| public String getTenant() { | ||
| return tenant; | ||
| } | ||
|
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| public Map<String, Object> getConfigAdvanceInfo() { | ||
| return configAdvanceInfo; | ||
| } | ||
|
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| public Page<ConfigInfo> getResponse() { | ||
| return response; | ||
| } | ||
|
|
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| public void setResponse(Page<ConfigInfo> response) { | ||
| this.response = response; | ||
| } | ||
| } | ||
| } |
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