feat(net): add codeVersion for HelloMessage (#5584)

Author: 317787106

framework/src/main/java/org/tron/core/net/message/handshake/HelloMessage.java

@@ -11,6 +11,7 @@
 import org.tron.core.net.message.MessageTypes;
 import org.tron.core.net.message.TronMessage;
 import org.tron.p2p.discover.Node;
+import org.tron.program.Version;
 import org.tron.protos.Discover.Endpoint;
 import org.tron.protos.Protocol;
 import org.tron.protos.Protocol.HelloMessage.Builder;
@@ -61,6 +62,7 @@ public HelloMessage(Node from, long timestamp, ChainBaseManager chainBaseManager
     builder.setNodeType(chainBaseManager.getNodeType().getType());
     builder.setLowestBlockNum(chainBaseManager.isLiteNode()
         ? chainBaseManager.getLowestBlockNum() : 0);
+    builder.setCodeVersion(ByteString.copyFrom(Version.getVersion().getBytes()));
 
     this.helloMessage = builder.build();
     this.type = MessageTypes.P2P_HELLO.asByte();
@@ -127,17 +129,23 @@ public String toString() {
             .append("lowestBlockNum: ").append(helloMessage.getLowestBlockNum()).append("\n");
 
     ByteString address = helloMessage.getAddress();
-    if (address != null && !address.isEmpty()) {
+    if (!address.isEmpty()) {
       builder.append("address:")
               .append(StringUtil.encode58Check(address.toByteArray())).append("\n");
     }
 
     ByteString signature = helloMessage.getSignature();
-    if (signature != null && !signature.isEmpty()) {
+    if (!signature.isEmpty()) {
       builder.append("signature:")
               .append(signature.toByteArray().length).append("\n");
     }
 
+    ByteString codeVersion = helloMessage.getCodeVersion();
+    if (!codeVersion.isEmpty()) {
+      builder.append("codeVersion:")
+          .append(new String(codeVersion.toByteArray())).append("\n");
+    }
+
     return builder.toString();
   }
 

framework/src/test/java/org/tron/core/net/services/HandShakeServiceTest.java

@@ -38,6 +38,7 @@
 import org.tron.p2p.connection.Channel;
 import org.tron.p2p.discover.Node;
 import org.tron.p2p.utils.NetUtil;
+import org.tron.program.Version;
 import org.tron.protos.Discover.Endpoint;
 import org.tron.protos.Protocol;
 import org.tron.protos.Protocol.HelloMessage.Builder;
@@ -99,6 +100,9 @@ public void testOkHelloMessage()
     Node node = new Node(NetUtil.getNodeId(), a1.getAddress().getHostAddress(), null, a1.getPort());
     HelloMessage helloMessage = new HelloMessage(node, System.currentTimeMillis(),
         ChainBaseManager.getChainBaseManager());
+
+    Assert.assertEquals(Version.getVersion(),
+        new String(helloMessage.getHelloMessage().getCodeVersion().toByteArray()));
     method.invoke(p2pEventHandler, peer, helloMessage.getSendBytes());
 
     //dup hello message

protocol/src/main/protos/core/Tron.proto

@@ -626,6 +626,7 @@ message HelloMessage {
   bytes signature = 8;
   int32 nodeType = 9;
   int64 lowestBlockNum = 10;
+  bytes codeVersion = 11;
 }
 
 message InternalTransaction {