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140
...a-boot-starter/src/main/java/com/alipay/sofa/infra/listener/SofaBootstrapRunListener.java
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You 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.alipay.sofa.infra.listener; | ||
|
|
||
| import java.util.ArrayList; | ||
| import java.util.HashMap; | ||
| import java.util.List; | ||
| import java.util.concurrent.atomic.AtomicBoolean; | ||
|
|
||
| import org.springframework.boot.Banner; | ||
| import org.springframework.boot.SpringApplication; | ||
| import org.springframework.boot.builder.SpringApplicationBuilder; | ||
| import org.springframework.boot.context.config.ConfigFileApplicationListener; | ||
| import org.springframework.boot.context.event.ApplicationEnvironmentPreparedEvent; | ||
| import org.springframework.context.ApplicationListener; | ||
| import org.springframework.core.Ordered; | ||
| import org.springframework.core.env.*; | ||
| import org.springframework.util.ClassUtils; | ||
| import org.springframework.util.StringUtils; | ||
|
|
||
| import com.alipay.sofa.infra.constants.CommonMiddlewareConstants; | ||
| import com.alipay.sofa.infra.utils.SOFABootEnvUtils; | ||
|
|
||
| /** | ||
| * @author qilong.zql | ||
| * @since 3.0.0 | ||
| */ | ||
| public class SofaBootstrapRunListener implements | ||
| ApplicationListener<ApplicationEnvironmentPreparedEvent>, | ||
| Ordered { | ||
| private final static String LOGGING_PATH = "logging.path"; | ||
| private final static String LOGGING_LEVEL = "logging.level"; | ||
| private static AtomicBoolean executed = new AtomicBoolean(false); | ||
|
|
||
| /** | ||
| * config log settings | ||
| */ | ||
| private void assemblyLogSetting(ConfigurableEnvironment environment) { | ||
| if (StringUtils.hasText(environment.getProperty(LOGGING_PATH))) { | ||
| System.getProperties().setProperty(LOGGING_PATH, environment.getProperty(LOGGING_PATH)); | ||
| } | ||
| for (PropertySource propertySource : environment.getPropertySources()) { | ||
| if (!(propertySource instanceof EnumerablePropertySource)) { | ||
| continue; | ||
| } | ||
| for (String key : ((EnumerablePropertySource) propertySource).getPropertyNames()) { | ||
| if (key.startsWith(LOGGING_LEVEL)) { | ||
| System.setProperty(key, environment.getProperty(key)); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * config required properties | ||
| * @param environment | ||
| */ | ||
| private void assemblyRequireProperties(ConfigurableEnvironment environment) { | ||
| if (StringUtils.hasText(environment.getProperty(CommonMiddlewareConstants.APP_NAME_KEY))) { | ||
| System.getProperties().setProperty(CommonMiddlewareConstants.APP_NAME_KEY, | ||
| environment.getProperty(CommonMiddlewareConstants.APP_NAME_KEY)); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Mark this environment as SOFA bootstrap environment | ||
| * @param environment | ||
| */ | ||
| private void assemblyEnvironmentMark(ConfigurableEnvironment environment) { | ||
| environment.getPropertySources().addFirst( | ||
| new MapPropertySource(CommonMiddlewareConstants.SOFA_BOOTSTRAP, | ||
| new HashMap<String, Object>())); | ||
| } | ||
|
|
||
| /** | ||
| * Un-Mark this environment as SOFA bootstrap environment | ||
| * @param environment | ||
| */ | ||
| private void unAssemblyEnvironmentMark(ConfigurableEnvironment environment) { | ||
| environment.getPropertySources().remove(CommonMiddlewareConstants.SOFA_BOOTSTRAP); | ||
| } | ||
|
|
||
| @Override | ||
| public int getOrder() { | ||
| return HIGHEST_PRECEDENCE; | ||
| } | ||
|
|
||
| public void onApplicationEvent(ApplicationEnvironmentPreparedEvent event) { | ||
| ConfigurableEnvironment environment = event.getEnvironment(); | ||
| SpringApplication application = event.getSpringApplication(); | ||
| if (SOFABootEnvUtils.isSpringCloud() && executed.compareAndSet(false, true)) { | ||
| StandardEnvironment bootstrapEnvironment = new StandardEnvironment(); | ||
| for (PropertySource<?> source : event.getEnvironment().getPropertySources()) { | ||
| if (source instanceof PropertySource.StubPropertySource) { | ||
| continue; | ||
| } | ||
| bootstrapEnvironment.getPropertySources().addLast(source); | ||
| } | ||
| List<Class> sources = new ArrayList<>(); | ||
| for (Object s : application.getSources()) { | ||
| if (s instanceof Class) { | ||
| sources.add((Class) s); | ||
| } else if (s instanceof String) { | ||
| sources.add(ClassUtils.resolveClassName((String) s, null)); | ||
| } | ||
| } | ||
| SpringApplication bootstrapApplication = new SpringApplicationBuilder() | ||
| .profiles(environment.getActiveProfiles()).bannerMode(Banner.Mode.OFF) | ||
| .environment(bootstrapEnvironment).sources(sources.toArray(new Class[] {})) | ||
| .registerShutdownHook(false).logStartupInfo(false).web(false).listeners() | ||
| .initializers().build(event.getArgs()); | ||
| ApplicationEnvironmentPreparedEvent bootstrapEvent = new ApplicationEnvironmentPreparedEvent( | ||
| bootstrapApplication, event.getArgs(), bootstrapEnvironment); | ||
| for (ApplicationListener listener : application.getListeners()) { | ||
| if (listener instanceof ConfigFileApplicationListener) { | ||
| listener.onApplicationEvent(bootstrapEvent); | ||
| } | ||
| } | ||
| assemblyLogSetting(bootstrapEnvironment); | ||
| assemblyRequireProperties(bootstrapEnvironment); | ||
| assemblyEnvironmentMark(environment); | ||
| } else { | ||
| unAssemblyEnvironmentMark(environment); | ||
| } | ||
| } | ||
| } |
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