package org.dromara.common.web.config;
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import io.undertow.server.DefaultByteBufferPool;
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import io.undertow.server.handlers.DisallowedMethodsHandler;
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import io.undertow.util.HttpString;
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import io.undertow.websockets.jsr.WebSocketDeploymentInfo;
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import org.dromara.common.core.utils.SpringUtils;
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import org.springframework.boot.autoconfigure.AutoConfiguration;
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import org.springframework.boot.web.embedded.undertow.UndertowServletWebServerFactory;
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import org.springframework.boot.web.server.WebServerFactoryCustomizer;
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import org.springframework.core.task.VirtualThreadTaskExecutor;
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/**
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* Undertow 自定义配置
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*
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* @author Lion Li
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*/
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@AutoConfiguration
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public class UndertowConfig implements WebServerFactoryCustomizer<UndertowServletWebServerFactory> {
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@Override
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public void customize(UndertowServletWebServerFactory factory) {
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factory.addDeploymentInfoCustomizers(deploymentInfo -> {
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WebSocketDeploymentInfo webSocketDeploymentInfo = new WebSocketDeploymentInfo();
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webSocketDeploymentInfo.setBuffers(new DefaultByteBufferPool(true, 1024));
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deploymentInfo.addServletContextAttribute("io.undertow.websockets.jsr.WebSocketDeploymentInfo", webSocketDeploymentInfo);
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// 使用虚拟线程
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if (SpringUtils.isVirtual()) {
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VirtualThreadTaskExecutor executor = new VirtualThreadTaskExecutor("undertow-");
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deploymentInfo.setExecutor(executor);
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deploymentInfo.setAsyncExecutor(executor);
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}
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deploymentInfo.addInitialHandlerChainWrapper(handler -> {
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// 禁止三个方法 CONNECT/TRACE/TRACK 也是不安全的 避免爬虫骚扰
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HttpString[] disallowedHttpMethods = {
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HttpString.tryFromString("CONNECT"),
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HttpString.tryFromString("TRACE"),
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HttpString.tryFromString("TRACK")
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};
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return new DisallowedMethodsHandler(handler, disallowedHttpMethods);
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});
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});
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}
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}
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