[fix][relayer][core] bound plugin receipt queries

acb-relayer/r-core/pom.xml

@@ -51,6 +51,11 @@
             <artifactId>wsdl4j</artifactId>
             <version>1.6.3</version>
         </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
@@ -128,4 +133,4 @@
         </plugins>
     </build>
 
-</project>
+</project>

acb-relayer/r-core/src/main/java/com/alipay/antchain/bridge/relayer/core/types/pluginserver/GRpcBBCServiceClient.java

@@ -25,6 +25,8 @@
 
 public class GRpcBBCServiceClient implements IBBCServiceClient {
 
+    static final long RECEIPT_QUERY_DEADLINE_SECONDS = 30L;
+
     private String psId;
 
     private final String product;
@@ -108,7 +110,7 @@ public AbstractBBCContext getContext() {
 
     @Override
     public CrossChainMessageReceipt readCrossChainMessageReceipt(String txhash) {
-        Response response = this.blockingStub.bbcCall(
+        Response response = withReceiptQueryDeadline(this.blockingStub).bbcCall(
                 CallBBCRequest.newBuilder()
                         .setProduct(this.getProduct())
                         .setDomain(this.getDomain())
@@ -127,6 +129,12 @@ public CrossChainMessageReceipt readCrossChainMessageReceipt(String txhash) {
         );
     }
 
+    static CrossChainServiceGrpc.CrossChainServiceBlockingStub withReceiptQueryDeadline(
+            CrossChainServiceGrpc.CrossChainServiceBlockingStub stub
+    ) {
+        return stub.withDeadlineAfter(RECEIPT_QUERY_DEADLINE_SECONDS, TimeUnit.SECONDS);
+    }
+
     @Override
     public List<CrossChainMessage> readCrossChainMessagesByHeight(long height) {
         Response response = this.blockingStub.bbcCall(

acb-relayer/r-core/src/test/java/com/alipay/antchain/bridge/relayer/core/types/pluginserver/GRpcBBCServiceClientTest.java

@@ -0,0 +1,34 @@
+package com.alipay.antchain.bridge.relayer.core.types.pluginserver;
+
+import java.util.concurrent.TimeUnit;
+
+import com.alipay.antchain.bridge.pluginserver.service.CrossChainServiceGrpc;
+import io.grpc.ManagedChannel;
+import io.grpc.ManagedChannelBuilder;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class GRpcBBCServiceClientTest {
+
+    @Test
+    public void receiptQueryStubHasFiniteDeadline() {
+        ManagedChannel channel = ManagedChannelBuilder
+                .forAddress("127.0.0.1", 1)
+                .usePlaintext()
+                .build();
+        try {
+            CrossChainServiceGrpc.CrossChainServiceBlockingStub stub =
+                    CrossChainServiceGrpc.newBlockingStub(channel);
+            CrossChainServiceGrpc.CrossChainServiceBlockingStub deadlineStub =
+                    GRpcBBCServiceClient.withReceiptQueryDeadline(stub);
+
+            Assert.assertNotNull(deadlineStub.getCallOptions().getDeadline());
+            long remainingSeconds = deadlineStub.getCallOptions().getDeadline()
+                    .timeRemaining(TimeUnit.SECONDS);
+            Assert.assertTrue(remainingSeconds >= 0);
+            Assert.assertTrue(remainingSeconds <= GRpcBBCServiceClient.RECEIPT_QUERY_DEADLINE_SECONDS);
+        } finally {
+            channel.shutdownNow();
+        }
+    }
+}