sync update topic func to 2.2.3 branch (#521) (#526)

* sync update topic func to 2.2.3 branch (#521)

* add topics update

* add Channel2ServerUpdateTopics.java

* sync update topic func to 2.2.3 branch

* update keepalive nodes count log to trace level.

Changelog.md

@@ -1,3 +1,13 @@
+### v2.2.3
+
+(2020-03-03)
+
+* 新增
+1. Service对象添加updateTopicsToNode接口，SDK可以运行时更新订阅的topic
+
+* 兼容
+1. 适配fisco-bcos 2.2.0版本，支持Channel Message v1/V2/V3协议
+
 ### v2.2.2
 
 (2020-01-17)

release_note.txt

@@ -1 +1 @@
-v2.2.2
+v2.2.3

src/main/java/org/fisco/bcos/channel/client/Service.java

@@ -716,6 +716,52 @@ public void run(Timeout timeout) throws Exception {
         }
     }
 
+    /**
+     * When SDK start, the initial subscribed topics information set by user will be sent to the
+     * node. User can update subscribed topics again by following steps: 1. Set the topics you want
+     * to subscribe to again Service service // Servcie object Set<String> topics // topics that
+     * subscribe again service.setTopics(topics) 2. send update topics message to all nodes
+     * service.updateTopicsToNode();
+     */
+    public void updateTopicsToNode() {
+
+        logger.info(" updateTopicToNode, groupId: {}, topics: {}", groupId, getTopics());
+
+        // select send node
+        ChannelConnections channelConnections =
+                allChannelConnections
+                        .getAllChannelConnections()
+                        .stream()
+                        .filter(x -> x.getGroupId() == groupId)
+                        .findFirst()
+                        .get();
+
+        if (Objects.isNull(channelConnections)) {
+            throw new IllegalArgumentException(
+                    " No group configuration was found, groupId: " + groupId);
+        }
+
+        ConnectionCallback callback = (ConnectionCallback) channelConnections.getCallback();
+        if (Objects.isNull(callback)) {
+            throw new IllegalArgumentException(
+                    " No callback was found for ChannelConnections, service is not initialized");
+        }
+        callback.setTopics(getTopics());
+
+        /** send update topic message to all connected nodes */
+        Map<String, ChannelHandlerContext> networkConnections =
+                channelConnections.getNetworkConnections();
+        for (ChannelHandlerContext ctx : networkConnections.values()) {
+            if (Objects.nonNull(ctx) && ChannelHandlerContextHelper.isChannelAvailable(ctx)) {
+                try {
+                    callback.sendUpdateTopicMessage(ctx);
+                } catch (Exception e) {
+                    logger.debug(" e: ", e);
+                }
+            }
+        }
+    }
+
     public void asyncMulticastChannelMessageForVerifyTopic(ChannelRequest request) {
         String toTopic = request.getToTopic();
         request.setToTopic(getNeedVerifyTopics(toTopic));
@@ -1133,7 +1179,7 @@ public void onReceiveChannelMessage2(ChannelHandlerContext ctx, ChannelMessage2
 
                         push.setSeq(message.getSeq());
                         push.setMessageID(message.getSeq());
-                        logger.info("msg:{}", Arrays.toString(message.getData()));
+                        logger.debug("msg:{}", Arrays.toString(message.getData()));
                         push.setContent(message.getData());
                         pushCallback.onPush(push);
                     } else {
@@ -1145,7 +1191,7 @@ public void onReceiveChannelMessage2(ChannelHandlerContext ctx, ChannelMessage2
             }
 
         } else if (message.getType() == ChannelMessageType.AMOP_RESPONSE.getType()) {
-            logger.info("channel message:{}", message.getSeq());
+            logger.debug("channel message:{}", message.getSeq());
             if (callback != null) {
                 logger.debug("found callback response");
 

src/main/java/org/fisco/bcos/channel/handler/ChannelConnections.java

@@ -664,7 +664,7 @@ public void reconnect() {
             }
         }
 
-        logger.info(" Keepalive nodes count: {}", aliveConnectionCount);
+        logger.trace(" Keepalive nodes count: {}", aliveConnectionCount);
 
         for (ConnectionInfo connectionInfo : connectionInfoList) {
 

src/main/java/org/fisco/bcos/channel/handler/ConnectionCallback.java

@@ -177,7 +177,7 @@ public void onResponse(BcosResponse response) {
                                             .set(channelProtocol);
 
                                     //
-                                    subBlockNotification(ctx);
+                                    sendUpdateTopicMessage(ctx);
                                     queryBlockNumber(ctx);
                                     // channelService.getEventLogFilterManager().sendFilter();
 
@@ -234,7 +234,7 @@ public void onResponse(BcosResponse response) {
                                 logger.info(
                                         " query node version timeout, content: {}",
                                         response.getContent());
-                                subBlockNotification(ctx);
+                                sendUpdateTopicMessage(ctx);
                                 queryBlockNumber(ctx);
                                 return;
                             } else if (response.getErrorCode() != 0) {
@@ -282,7 +282,7 @@ public void onResponse(BcosResponse response) {
                                         nodeVersion.getResult(),
                                         response.getContent());
 
-                                subBlockNotification(ctx);
+                                sendUpdateTopicMessage(ctx);
                                 queryBlockNumber(ctx);
                                 // channelService.getEventLogFilterManager().sendFilter();
                             }
@@ -316,7 +316,7 @@ public void run(Timeout timeout) throws Exception {
         channelService.getSeq2Callback().put(seq, callback);
     }
 
-    private void subBlockNotification(ChannelHandlerContext ctx) throws JsonProcessingException {
+    public void sendUpdateTopicMessage(ChannelHandlerContext ctx) throws JsonProcessingException {
 
         Message message = new Message();
         message.setResult(0);
@@ -336,7 +336,7 @@ private void subBlockNotification(ChannelHandlerContext ctx) throws JsonProcessi
         ctx.writeAndFlush(out);
 
         logger.info(
-                " send sub block notification request, seq: {}, content: {}",
+                " send update topic message request, seq: {}, content: {}",
                 message.getSeq(),
                 content);
     }

src/test/java/org/fisco/bcos/channel/test/amop/Channel2ServerUpdateTopics.java

@@ -0,0 +1,46 @@
+package org.fisco.bcos.channel.test.amop;
+
+import java.util.HashSet;
+import java.util.Set;
+import org.fisco.bcos.channel.client.Service;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class Channel2ServerUpdateTopics {
+    private static final Logger logger = LoggerFactory.getLogger(Channel2Server.class);
+
+    public static void main(String[] args) throws Exception {
+        if (args.length < 1) {
+            System.out.println("Param: topic");
+            return;
+        }
+        String topic = args[0];
+        logger.debug("init Server");
+        ApplicationContext context =
+                new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
+        Service service = context.getBean(Service.class);
+        PushCallback cb = new PushCallback();
+        service.setPushCallback(cb);
+        System.out.println("3s...");
+        Thread.sleep(1000);
+        System.out.println("2s...");
+        Thread.sleep(1000);
+        System.out.println("1s...");
+        Thread.sleep(1000);
+
+        System.out.println("start test");
+        System.out.println("===================================================================");
+        service.run();
+
+        Thread.sleep(10000);
+
+        System.out.println("set topics");
+        System.out.println("===================================================================");
+        Set<String> topics = new HashSet<String>();
+        topics.add(topic);
+        service.setTopics(topics);
+        service.updateTopicsToNode();
+    }
+}