Do you see the callback `transportReady()` being called? Pls make sure `transportReady()` is called. Because of lazy init the connection may not even have been created unless you sent RPCs
Also what's your use case that you need to know about a client connection init/termination status? On Thursday, August 19, 2021 at 12:57:26 AM UTC-7 [email protected] wrote: > Hi, > > I am looking for a java GRPC server to know if any client (clients are c++ > if it matters) connection disconnected abruptly due to network issue. I > learnt from google search that GRPC java have serviceTransportFilter( > https://grpc.github.io/grpc-java/javadoc/io/grpc/ServerTransportFilter.html) > which can be added to ServerBuilder and the functions `transportReady` > and `transportTerminated` are called when client is connected and > disconnected. I added transport filter to my serverbuilder and killed by > client program using `kill -9` but I don't see these method getting > triggered. Am i missing anything? or my understanding about transport > filter is wrong? > > My serverTransportFilter implementation > public class GRPCServerTransportFilter extends ServerTransportFilter { > private static final Logger LOG = LoggerFactory.getLogger( > GRPCServerTransportFilter.class); > > @Override > public Attributes transportReady(final Attributes transportAttrs) { > LOG.info("Client connected {}", transportAttrs.toString()); > return transportAttrs; > } > > @Override > public void transportTerminated(final Attributes transportAttrs) { > LOG.info("Client disconnected {}", transportAttrs.toString()); > } > } > > > NettyServerBuilder build code > io.grpc.Server server server = NettyServerBuilder.forPort(port) > .permitKeepAliveWithoutCalls(true) > .permitKeepAliveTime(keepAliveTimeOut, TimeUnit.SECONDS) > .addService(new GeyserListenerGRPCService(this::executeHandler, > this::onError, this::onCompleted)) > .addTransportFilter(new GRPCServerTransportFilter()) > .build(); > server.start(); > > -- > Thanks, > Sid. > -- You received this message because you are subscribed to the Google Groups "grpc.io" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/grpc-io/a741f7c7-1c8c-4925-8a37-fdcc48c4ef4cn%40googlegroups.com.
