feature: support Polaris configuration center extension plugin interface and support dynamic modification of log levels. (#1095)
Co-authored-by: melodyl <lovemycode@qq.com>pull/1110/head
杨镌颖
1 year ago
committed by
GitHub
parent
f68008e068
commit
e8730cb07d
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.adapter;
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import com.tencent.polaris.configuration.api.core.ConfigFileService;
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import org.springframework.core.env.CompositePropertySource;
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import org.springframework.core.env.Environment;
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/**
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* @Date Jul 23, 2023 2:57:49 PM
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* @author juanyinyang
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*/
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public interface PolarisConfigCustomExtensionLayer {
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void initRegisterConfig(PolarisConfigPropertyAutoRefresher polarisConfigPropertyAutoRefresher);
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void initConfigFiles(Environment environment, CompositePropertySource compositePropertySource, PolarisPropertySourceManager polarisPropertySourceManager, ConfigFileService configFileService);
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void executeAfterLocateConfigReturning(CompositePropertySource compositePropertySource);
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boolean executeRegisterPublishChangeListener(PolarisPropertySource polarisPropertySource);
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}
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.adapter;
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import java.util.Iterator;
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import java.util.ServiceLoader;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* @author juanyinyang
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* @Date 2023年8月10日 下午4:11:05
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*/
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public final class PolarisServiceLoaderUtil {
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private static final Logger LOGGER = LoggerFactory.getLogger(PolarisServiceLoaderUtil.class);
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private PolarisServiceLoaderUtil() {
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}
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// this class provides customized logic for some customers to configure special business group files
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private static PolarisConfigCustomExtensionLayer polarisConfigCustomExtensionLayer;
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static {
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ServiceLoader<PolarisConfigCustomExtensionLayer> polarisConfigCustomExtensionLayerLoader = ServiceLoader.load(PolarisConfigCustomExtensionLayer.class);
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Iterator<PolarisConfigCustomExtensionLayer> polarisConfigCustomExtensionLayerIterator = polarisConfigCustomExtensionLayerLoader.iterator();
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// Generally, there is only one implementation class. If there are multiple, the last one is loaded
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while (polarisConfigCustomExtensionLayerIterator.hasNext()) {
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polarisConfigCustomExtensionLayer = polarisConfigCustomExtensionLayerIterator.next();
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LOGGER.info("[SCT Config] PolarisConfigFileLocator init polarisConfigCustomExtensionLayer:{}", polarisConfigCustomExtensionLayer);
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}
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}
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public static PolarisConfigCustomExtensionLayer getPolarisConfigCustomExtensionLayer() {
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return polarisConfigCustomExtensionLayer;
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}
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}
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.listener;
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public interface SyncConfigChangeListener extends ConfigChangeListener {
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default boolean isAsync() {
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return true;
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}
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}
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.logger;
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/**
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* @author juanyinyang
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*/
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public enum Level {
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/** log level. */
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TRACE("TRACE"), DEBUG("DEBUG"), INFO("INFO"), WARN("WARN"), ERROR("ERROR"), FATAL("FATAL"), OFF("OFF");
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private String level;
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Level(String level) {
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this.level = level;
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}
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public String getLevel() {
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return level;
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}
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public static Level levelOf(String level) {
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for (Level l : Level.values()) {
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if (l.level.equalsIgnoreCase(level)) {
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return l;
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}
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}
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return null;
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}
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}
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@ -0,0 +1,52 @@
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.logger;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.boot.context.event.ApplicationStartedEvent;
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import org.springframework.boot.logging.LoggingSystem;
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import org.springframework.context.ApplicationEvent;
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import org.springframework.context.ApplicationListener;
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/**
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* @author juanyinyang
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*/
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public class PolarisConfigLoggerApplicationListener implements ApplicationListener<ApplicationEvent> {
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private static final Logger LOGGER = LoggerFactory.getLogger(PolarisConfigLoggerApplicationListener.class);
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/**
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* @see org.springframework.context.ApplicationListener#onApplicationEvent(org.springframework.context.ApplicationEvent)
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*/
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@Override
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public void onApplicationEvent(ApplicationEvent event) {
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try {
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// Initialize application loggingSystem.
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if (event instanceof ApplicationStartedEvent) {
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ApplicationStartedEvent startedEvent = (ApplicationStartedEvent) event;
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ClassLoader classLoader = startedEvent.getSpringApplication().getClassLoader();
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LoggingSystem loggingSystem = LoggingSystem.get(classLoader);
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LOGGER.info("PolarisConfigLoggerApplicationListener onApplicationEvent init loggingSystem:{}", loggingSystem);
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PolarisConfigLoggerContext.setLogSystem(loggingSystem);
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}
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}
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catch (Exception e) {
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LOGGER.error("PolarisConfigLoggerApplicationListener onApplicationEvent exception:", e);
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}
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}
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}
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@ -0,0 +1,106 @@
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.logger;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.boot.logging.LogLevel;
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import org.springframework.boot.logging.LoggingSystem;
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import org.springframework.util.Assert;
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import static org.springframework.boot.logging.LoggingSystem.ROOT_LOGGER_NAME;
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/**
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* @author juanyinyang
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*/
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public final class PolarisConfigLoggerContext {
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private static LoggingSystem loggingSystem;
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private PolarisConfigLoggerContext() {
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}
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protected static void setLogSystem(LoggingSystem logSystem) {
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Assert.notNull(logSystem, "Logging System should not be null");
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PolarisConfigLoggerContext.loggingSystem = logSystem;
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}
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public static void setLevel(String loggerName, String level) {
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if (loggingSystem == null) {
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printLog("[SCT Config] PolarisConfigLoggerContext logger: [" + loggerName + "] change to target level fail. caused by internal exception:" + level, Level.WARN);
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return;
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}
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Level loggerLevel = Level.levelOf(level);
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if (loggerLevel == null) {
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printLog("[SCT Config] PolarisConfigLoggerContext logger: [" + loggerName + "] change to target level fail. caused by level is not support, level:" + level, Level.WARN);
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return;
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}
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LogLevel logLevel = null;
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switch (loggerLevel) {
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case TRACE:
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logLevel = LogLevel.TRACE;
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break;
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case DEBUG:
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logLevel = LogLevel.DEBUG;
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break;
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case OFF:
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logLevel = LogLevel.OFF;
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break;
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case INFO:
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logLevel = LogLevel.INFO;
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break;
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case WARN:
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logLevel = LogLevel.WARN;
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break;
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case ERROR:
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logLevel = LogLevel.ERROR;
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break;
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case FATAL:
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logLevel = LogLevel.FATAL;
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break;
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default:
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printLog("[SCT Config] PolarisConfigLoggerContext logger: [" + loggerName + "] setLevel fail. caused by level is not support, level: " + level, Level.WARN);
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}
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loggingSystem.setLogLevel(loggerName, logLevel);
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printLog("[SCT Config] PolarisConfigLoggerContext logger: [" + loggerName + "] changed to level:" + level, Level.INFO);
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}
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/**
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* print log.
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*/
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private static void printLog(String message, Level level) {
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Logger logger = LoggerFactory.getLogger(ROOT_LOGGER_NAME);
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if (level.ordinal() <= Level.INFO.ordinal()) {
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if (logger != null) {
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logger.info(message);
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}
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else {
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StdLog.info(message);
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}
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}
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else {
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if (logger != null) {
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logger.warn(message);
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}
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else {
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StdLog.warn(message);
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}
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}
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}
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}
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@ -0,0 +1,96 @@
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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||||
*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
|
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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*/
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package com.tencent.cloud.polaris.config.logger;
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import java.io.PrintStream;
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import java.util.Calendar;
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/**
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* internal output logger.
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* @author juanyinyang
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*/
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public final class StdLog {
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private static final String CLASS_INFO = StdLog.class.getName();
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protected static boolean debugEnabled = false;
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/**
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* *enable info level log.
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*/
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protected static boolean infoEnabled = true;
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/**
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* quite mode will out put nothing.
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*/
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protected static boolean quietMode = false;
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private static final String DEBUG_FIX = "StdLog:DEBUG: ";
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private static final String INFO_FIX = "StdLog:INFO: ";
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private static final String WARN_FIX = "StdLog:WARN: ";
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private StdLog() {
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}
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public static void setQuietMode(boolean quietMode) {
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StdLog.quietMode = quietMode;
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}
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public static void setInfoEnabled(boolean infoEnabled) {
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StdLog.infoEnabled = infoEnabled;
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}
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public static void setDebugEnabled(boolean debugEnabled) {
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StdLog.debugEnabled = debugEnabled;
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}
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public static void debug(String msg) {
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if (debugEnabled && !quietMode) {
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println(System.out, DEBUG_FIX + msg);
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}
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}
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public static void info(String msg) {
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if (infoEnabled && !quietMode) {
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println(System.out, INFO_FIX + msg);
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}
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}
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public static void warn(String msg) {
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if (infoEnabled && !quietMode) {
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println(System.err, WARN_FIX + msg);
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}
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}
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public static void warn(String msg, Throwable t) {
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if (quietMode) {
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return;
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}
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println(System.err, WARN_FIX + msg);
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if (t != null) {
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t.printStackTrace();
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}
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}
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private static void println(PrintStream out, String msg) {
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out.println(Calendar.getInstance().getTime().toString() + " " + CLASS_INFO + " " + msg);
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}
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}
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