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Properly hanlde gRPC session timeout

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This commit is contained in:
Volodymyr Babak 2020-09-28 11:04:02 +03:00
parent 7644aa4342
commit 02585823fc
3 changed files with 13 additions and 3 deletions
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9
application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcService.java
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@ -19,7 +19,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.io.Resources;
import com.google.common.util.concurrent.FutureCallback;
import io.grpc.Server;
import io.grpc.ServerBuilder;
import io.grpc.netty.NettyServerBuilder;
import io.grpc.stub.StreamObserver;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
@ -49,6 +49,7 @@ import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
@Service
@Slf4j
@ -68,6 +69,8 @@ public class EdgeGrpcService extends EdgeRpcServiceGrpc.EdgeRpcServiceImplBase i
private String privateKeyResource;
@Value("${edges.state.persistToTelemetry:false}")
private boolean persistToTelemetry;
@Value("${edges.rpc.client_max_keep_alive_time_sec}")
private int clientMaxKeepAliveTimeSec;
@Autowired
private EdgeContextComponent ctx;
@ -82,7 +85,9 @@ public class EdgeGrpcService extends EdgeRpcServiceGrpc.EdgeRpcServiceImplBase i
@PostConstruct
public void init() {
log.info("Initializing Edge RPC service!");
ServerBuilder builder = ServerBuilder.forPort(rpcPort).addService(this);
NettyServerBuilder builder = NettyServerBuilder.forPort(rpcPort)
.permitKeepAliveTime(clientMaxKeepAliveTimeSec, TimeUnit.SECONDS)
.addService(this);
if (sslEnabled) {
try {
File certFile = new File(Resources.getResource(certFileResource).toURI());

1
application/src/main/resources/thingsboard.yml
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@ -590,6 +590,7 @@ edges:
rpc:
enabled: "${EDGES_RPC_ENABLED:false}"
port: "${EDGES_RPC_PORT:7070}"
client_max_keep_alive_time_sec: "${EDGES_RPC_CLIENT_MAX_KEEP_ALIVE_TIME_SEC:300}"
ssl:
# Enable/disable SSL support
enabled: "${EDGES_RPC_SSL_ENABLED:false}"

6
common/edge-api/src/main/java/org/thingsboard/edge/rpc/EdgeGrpcClient.java
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@ -55,6 +55,8 @@ public class EdgeGrpcClient implements EdgeRpcClient {
private int rpcPort;
@Value("${cloud.rpc.timeout}")
private int timeoutSecs;
@Value("${cloud.rpc.keep_alive_time_sec}")
private int keepAliveTimeSec;
@Value("${cloud.rpc.ssl.enabled}")
private boolean sslEnabled;
@Value("${cloud.rpc.ssl.cert}")
@ -73,7 +75,9 @@ public class EdgeGrpcClient implements EdgeRpcClient {
Consumer<EdgeConfiguration> onEdgeUpdate,
Consumer<DownlinkMsg> onDownlink,
Consumer<Exception> onError) {
NettyChannelBuilder builder = NettyChannelBuilder.forAddress(rpcHost, rpcPort).usePlaintext();
NettyChannelBuilder builder = NettyChannelBuilder.forAddress(rpcHost, rpcPort)
.keepAliveTime(keepAliveTimeSec, TimeUnit.SECONDS)
.usePlaintext();
if (sslEnabled) {
try {
builder.sslContext(GrpcSslContexts.forClient().trustManager(new File(Resources.getResource(certResource).toURI())).build());