| /* |
| * 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 org.apache.dubbo.remoting.http.tomcat; |
| |
| import org.apache.catalina.Context; |
| import org.apache.catalina.LifecycleException; |
| import org.apache.catalina.connector.Connector; |
| import org.apache.catalina.startup.Tomcat; |
| import org.apache.dubbo.common.URL; |
| import org.apache.dubbo.common.logger.ErrorTypeAwareLogger; |
| import org.apache.dubbo.common.logger.LoggerFactory; |
| import org.apache.dubbo.remoting.http.HttpHandler; |
| import org.apache.dubbo.remoting.http.servlet.DispatcherServlet; |
| import org.apache.dubbo.remoting.http.servlet.ServletManager; |
| import org.apache.dubbo.remoting.http.support.AbstractHttpServer; |
| |
| import java.io.File; |
| |
| import static org.apache.dubbo.common.constants.CommonConstants.DEFAULT_THREADS; |
| import static org.apache.dubbo.common.constants.CommonConstants.THREADS_KEY; |
| import static org.apache.dubbo.common.constants.LoggerCodeConstants.COMMON_FAILED_STOP_HTTP_SERVER; |
| import static org.apache.dubbo.remoting.Constants.ACCEPTS_KEY; |
| |
| public class TomcatHttpServer extends AbstractHttpServer { |
| |
| private static final ErrorTypeAwareLogger logger = LoggerFactory.getErrorTypeAwareLogger(TomcatHttpServer.class); |
| |
| private final Tomcat tomcat; |
| |
| private final URL url; |
| |
| public TomcatHttpServer(URL url, final HttpHandler handler) { |
| super(url, handler); |
| |
| this.url = url; |
| DispatcherServlet.addHttpHandler(url.getPort(), handler); |
| String baseDir = new File(System.getProperty("java.io.tmpdir")).getAbsolutePath(); |
| tomcat = new Tomcat(); |
| |
| Connector connector = tomcat.getConnector(); |
| connector.setPort(url.getPort()); |
| connector.setProperty("maxThreads", String.valueOf(url.getParameter(THREADS_KEY, DEFAULT_THREADS))); |
| connector.setProperty("maxConnections", String.valueOf(url.getParameter(ACCEPTS_KEY, -1))); |
| connector.setProperty("URIEncoding", "UTF-8"); |
| connector.setProperty("connectionTimeout", "60000"); |
| connector.setProperty("maxKeepAliveRequests", "-1"); |
| |
| tomcat.setBaseDir(baseDir); |
| tomcat.setPort(url.getPort()); |
| |
| Context context = tomcat.addContext("/", baseDir); |
| Tomcat.addServlet(context, "dispatcher", new DispatcherServlet()); |
| // Issue : https://github.com/apache/dubbo/issues/6418 |
| // addServletMapping method will be removed since Tomcat 9 |
| // context.addServletMapping("/*", "dispatcher"); |
| context.addServletMappingDecoded("/*", "dispatcher"); |
| ServletManager.getInstance().addServletContext(url.getPort(), context.getServletContext()); |
| |
| // tell tomcat to fail on startup failures. |
| System.setProperty("org.apache.catalina.startup.EXIT_ON_INIT_FAILURE", "true"); |
| |
| try { |
| tomcat.start(); |
| } catch (LifecycleException e) { |
| throw new IllegalStateException("Failed to start tomcat server at " + url.getAddress(), e); |
| } |
| } |
| |
| @Override |
| public void close() { |
| super.close(); |
| |
| ServletManager.getInstance().removeServletContext(url.getPort()); |
| |
| try { |
| tomcat.stop(); |
| // close port by destroy() |
| tomcat.destroy(); |
| } catch (Exception e) { |
| logger.warn(COMMON_FAILED_STOP_HTTP_SERVER, "", "", e.getMessage(), e); |
| } |
| } |
| } |