Ark2.0 support Netty plugin (#653)

* Ark support Netty plugin

* fix mvn issue

* fix pom issue

---------

Co-authored-by: Xuhao Wang <1023605039@qq.com>
Co-authored-by: leo james <leojames.googol@gmail.com>
Co-authored-by: yuanyuancin <yuancin@163.com>

pom.xml

@@ -12,6 +12,7 @@
         <module>sofa-ark-parent</module>
         <module>sofa-ark-plugin/config-ark-plugin</module>
         <module>sofa-ark-plugin/web-ark-plugin</module>
+        <module>sofa-ark-plugin/netty-ark-plugin</module>
     </modules>
 
     <properties>

sofa-ark-parent/support/ark-springboot-integration/ark-springboot-starter/pom.xml

@@ -17,6 +17,12 @@
     <artifactId>sofa-ark-springboot-starter</artifactId>
 
     <dependencies>
+        <dependency>
+            <groupId>io.projectreactor.netty</groupId>
+            <artifactId>reactor-netty</artifactId>
+            <version>1.0.22</version>
+        </dependency>
+
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot</artifactId>

sofa-ark-parent/support/ark-springboot-integration/ark-springboot-starter/src/main/java/com/alipay/sofa/ark/springboot/ArkReactiveAutoConfigure.java

@@ -0,0 +1,78 @@
+/*
+ * 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.ark.springboot;
+
+import com.alipay.sofa.ark.springboot.condition.ConditionalOnArkEnabled;
+import com.alipay.sofa.ark.springboot.processor.ArkEventHandlerProcessor;
+import com.alipay.sofa.ark.springboot.processor.ArkServiceInjectProcessor;
+import com.alipay.sofa.ark.springboot.web.ArkNettyReactiveWebServerFactory;
+import org.springframework.beans.factory.ObjectProvider;
+import org.springframework.boot.autoconfigure.AutoConfigureBefore;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.web.reactive.ReactiveWebServerFactoryAutoConfiguration;
+import org.springframework.boot.web.embedded.netty.NettyReactiveWebServerFactory;
+import org.springframework.boot.web.embedded.netty.NettyRouteProvider;
+import org.springframework.boot.web.embedded.netty.NettyServerCustomizer;
+import org.springframework.boot.web.reactive.server.ReactiveWebServerFactory;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.client.reactive.ReactorResourceFactory;
+import reactor.netty.http.server.HttpServer;
+
+import java.util.Collection;
+import java.util.stream.Collectors;
+
+@Configuration
+@ConditionalOnArkEnabled
+@AutoConfigureBefore(ReactiveWebServerFactoryAutoConfiguration.class)
+public class ArkReactiveAutoConfigure {
+    @Bean
+    public static ArkServiceInjectProcessor serviceInjectProcessor() {
+        return new ArkServiceInjectProcessor();
+    }
+
+    @Bean
+    public static ArkEventHandlerProcessor arkEventHandlerProcessor() {
+        return new ArkEventHandlerProcessor();
+    }
+
+    @Configuration
+    @ConditionalOnMissingBean({ ReactiveWebServerFactory.class })
+    @ConditionalOnClass(value = { HttpServer.class }, name = { "com.alipay.sofa.ark.netty.ArkNettyIdentification" })
+    static class EmbeddedNetty {
+        EmbeddedNetty() {
+        }
+
+        @Bean
+        @ConditionalOnMissingBean
+        ReactorResourceFactory reactorServerResourceFactory() {
+            return new ReactorResourceFactory();
+        }
+
+        @Bean
+        NettyReactiveWebServerFactory nettyReactiveWebServerFactory(ReactorResourceFactory resourceFactory, ObjectProvider<NettyRouteProvider> routes, ObjectProvider<NettyServerCustomizer> serverCustomizers) {
+            NettyReactiveWebServerFactory serverFactory = new ArkNettyReactiveWebServerFactory();
+            serverFactory.setResourceFactory(resourceFactory);
+            routes.orderedStream().forEach((xva$0) -> {
+                serverFactory.addRouteProviders(new NettyRouteProvider[]{xva$0});
+            });
+            serverFactory.getServerCustomizers().addAll((Collection)serverCustomizers.orderedStream().collect(Collectors.toList()));
+            return serverFactory;
+        }
+    }
+}

sofa-ark-parent/support/ark-springboot-integration/ark-springboot-starter/src/main/java/com/alipay/sofa/ark/springboot/web/ArkNettyReactiveWebServerFactory.java

@@ -0,0 +1,172 @@
+/*
+ * 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.ark.springboot.web;
+
+import com.alipay.sofa.ark.spi.model.Biz;
+import com.alipay.sofa.ark.spi.service.ArkInject;
+import com.alipay.sofa.ark.spi.service.biz.BizManagerService;
+import com.alipay.sofa.ark.spi.web.EmbeddedServerService;
+import org.springframework.boot.web.embedded.netty.NettyReactiveWebServerFactory;
+import org.springframework.boot.web.embedded.netty.NettyRouteProvider;
+import org.springframework.boot.web.embedded.netty.NettyServerCustomizer;
+import org.springframework.boot.web.embedded.netty.SslServerCustomizer;
+import org.springframework.boot.web.server.WebServer;
+import org.springframework.http.client.reactive.ReactorResourceFactory;
+import org.springframework.http.server.reactive.ContextPathCompositeHandler;
+import org.springframework.http.server.reactive.HttpHandler;
+import org.springframework.http.server.reactive.ReactorHttpHandlerAdapter;
+import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
+import reactor.netty.http.HttpProtocol;
+import reactor.netty.http.server.HttpServer;
+import reactor.netty.resources.LoopResources;
+
+import java.net.InetSocketAddress;
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+import java.time.Duration;
+import java.util.*;
+
+import static com.alipay.sofa.ark.spi.constant.Constants.ROOT_WEB_CONTEXT_PATH;
+
+public class ArkNettyReactiveWebServerFactory extends NettyReactiveWebServerFactory {
+    private static final Charset       DEFAULT_CHARSET   = StandardCharsets.UTF_8;
+    private Duration                   lifecycleTimeout;
+
+    private List<NettyRouteProvider>   routeProviders    = new ArrayList();
+    @ArkInject
+    private EmbeddedServerService      embeddedNettyService;
+
+    @ArkInject
+    private BizManagerService          bizManagerService;
+
+    private boolean                    useForwardHeaders;
+
+    private ReactorResourceFactory     resourceFactory;
+
+    private int                        backgroundProcessorDelay;
+    private Set<NettyServerCustomizer> serverCustomizers = new LinkedHashSet();
+
+    public ArkNettyReactiveWebServerFactory() {
+    }
+
+    public ArkNettyReactiveWebServerFactory(int port) {
+        super(port);
+    }
+
+    @Override
+    public WebServer getWebServer(HttpHandler httpHandler) {
+        String contextPath = getContextPath();
+        Map<String, HttpHandler> handlerMap = new HashMap<>();
+        handlerMap.put(contextPath, httpHandler);
+        ContextPathCompositeHandler contextHandler = new ContextPathCompositeHandler(handlerMap);
+
+        if (embeddedNettyService == null) {
+            return super.getWebServer(contextHandler);
+        } else if (embeddedNettyService.getEmbedServer() == null) {
+            embeddedNettyService.setEmbedServer(initEmbedNetty());
+        }
+        HttpServer httpServer = (HttpServer) embeddedNettyService.getEmbedServer();
+        ReactorHttpHandlerAdapter handlerAdapter = new ReactorHttpHandlerAdapter(contextHandler);
+        ArkNettyWebServer webServer = (ArkNettyWebServer) createNettyWebServer(httpServer,
+            handlerAdapter, lifecycleTimeout);
+        webServer.setRouteProviders(this.routeProviders);
+
+        return webServer;
+    }
+
+    public String getContextPath() {
+        String contextPath = "";
+        if (bizManagerService == null) {
+            return contextPath;
+        }
+        Biz biz = bizManagerService.getBizByClassLoader(Thread.currentThread()
+            .getContextClassLoader());
+
+        if (!StringUtils.isEmpty(contextPath)) {
+            return contextPath;
+        } else if (biz != null) {
+            if (StringUtils.isEmpty(biz.getWebContextPath())) {
+                return ROOT_WEB_CONTEXT_PATH;
+            }
+            return biz.getWebContextPath();
+        } else {
+            return ROOT_WEB_CONTEXT_PATH;
+        }
+    }
+
+    WebServer createNettyWebServer(HttpServer httpServer, ReactorHttpHandlerAdapter handlerAdapter,
+                                   Duration lifecycleTimeout) {
+        return new ArkNettyWebServer(httpServer, handlerAdapter, lifecycleTimeout);
+    }
+
+    private HttpServer  initEmbedNetty(){
+        HttpServer server = HttpServer.create();
+        if (this.resourceFactory != null) {
+            LoopResources resources = this.resourceFactory.getLoopResources();
+            Assert.notNull(resources, "No LoopResources: is ReactorResourceFactory not initialized yet?");
+            server = ((HttpServer)server.runOn(resources)).bindAddress(this::getListenAddress);
+        } else {
+            server = server.bindAddress(this::getListenAddress);
+        }
+
+        if (this.getSsl() != null && this.getSsl().isEnabled()) {
+            server = this.customizeSslConfiguration(server);
+        }
+
+
+        server = server.protocol(this.listProtocols()).forwarded(this.useForwardHeaders);
+        return applyCustomizers(server);
+    }
+
+    private HttpServer customizeSslConfiguration(HttpServer httpServer) {
+        SslServerCustomizer sslServerCustomizer = new SslServerCustomizer(this.getSsl(),
+            this.getHttp2(), this.getSslStoreProvider());
+        return sslServerCustomizer.apply(httpServer);
+    }
+
+    private HttpProtocol[] listProtocols() {
+        List<HttpProtocol> protocols = new ArrayList();
+        protocols.add(HttpProtocol.HTTP11);
+        if (this.getHttp2() != null && this.getHttp2().isEnabled()) {
+            if (this.getSsl() != null && this.getSsl().isEnabled()) {
+                protocols.add(HttpProtocol.H2);
+            } else {
+                protocols.add(HttpProtocol.H2C);
+            }
+        }
+
+        return (HttpProtocol[]) protocols.toArray(new HttpProtocol[0]);
+    }
+
+    private HttpServer applyCustomizers(HttpServer server) {
+        NettyServerCustomizer customizer;
+        for (Iterator var2 = this.serverCustomizers.iterator(); var2.hasNext(); server = (HttpServer) customizer
+            .apply(server)) {
+            customizer = (NettyServerCustomizer) var2.next();
+        }
+
+        return server;
+    }
+
+    private InetSocketAddress getListenAddress() {
+        return this.getAddress() != null ? new InetSocketAddress(
+            this.getAddress().getHostAddress(), this.getPort()) : new InetSocketAddress(
+            this.getPort());
+    }
+
+}