Ideally gRPC client library should detect the stuck connection and give you an error, which is what the keep-alive option tries to achieve.
On Saturday, March 25, 2017 at 8:21:38 AM UTC-7, Carfield Yim wrote: > > oh, I see, so even if the server just don't get stuck, I should still get > an exception at on error? > > On Sat, Mar 25, 2017 at 2:13 AM, Kun Zhang <[email protected] > <javascript:>> wrote: > >> You shouldn't care about http status if you are using gRPC. gRPC has its >> own status space. >> Like I said before, Java provides the keep-alive option, which allows the >> client to detect connectivity issue in a timely manner. >> >> Of course you will need to find out first if it's due to a bug on the >> server. >> >> >> On Wednesday, March 22, 2017 at 6:29:31 PM UTC-7, Carfield Yim wrote: >>> >>> Can we use that? How if the Http is alive but there is no update, say >>> the server is live but the data somehow no publishing, maybe just a bug at >>> server that make the data stop published. Can we still use http status for >>> that? >>> >>> On Thursday, March 23, 2017 at 2:19:02 AM UTC+8, Kun Zhang wrote: >>>> >>>> The keep-alive feature can be helpful for detecting broken connection >>>> on the Java client. >>>> Use OkHttpChannelBuilder.enableKeepAlive() >>>> <https://github.com/grpc/grpc-java/blob/v1.2.0/okhttp/src/main/java/io/grpc/okhttp/OkHttpChannelBuilder.java#L157> >>>> >>>> or NettyChannelBuilder.enableKeepAlive() >>>> <https://github.com/grpc/grpc-java/blob/v1.2.0/netty/src/main/java/io/grpc/netty/NettyChannelBuilder.java#L248> >>>> >>>> to turn it on. >>>> However, the Netty keep-alive implementation is buggy as of 1.2.0 ( >>>> https://github.com/grpc/grpc-java/issues/2828), and we are working on >>>> it. >>>> >>>> Not sure if C# client has the same feature. I will leave it to the C >>>> core folks [+ctiller] >>>> >>>> On Tuesday, March 21, 2017 at 11:02:01 PM UTC-7, Carfield Yim wrote: >>>>> >>>>> Thanks, it is Java server and C# client, maybe Java client >>>>> >>>>> On Wednesday, March 22, 2017 at 1:20:31 PM UTC+8, Makarand >>>>> Dharmapurikar wrote: >>>>>> >>>>>> Which language is this in? >>>>>> >>>>>> On Tue, Mar 21, 2017 at 7:58 PM, Carfield Yim <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> HI, I am a new user of grpc and using the steaming feature to let >>>>>>> the server continue pushing update to client. >>>>>>> >>>>>>> But there maybe case where somehow the server get some issue and the >>>>>>> connection still there, so no exception, but just the update is not >>>>>>> pushing. Can I detect this as timeout event? Or I have to start a >>>>>>> thread at >>>>>>> client side to check if the data keep pushing from server? >>>>>>> >>>>>>> Thanks >>>>>>> >>>>>>> -- >>>>>>> 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 post to this group, send email to [email protected]. >>>>>>> Visit this group at https://groups.google.com/group/grpc-io. >>>>>>> To view this discussion on the web visit >>>>>>> https://groups.google.com/d/msgid/grpc-io/50294c65-b645-4490-86d4-0144aea62c7f%40googlegroups.com >>>>>>> >>>>>>> <https://groups.google.com/d/msgid/grpc-io/50294c65-b645-4490-86d4-0144aea62c7f%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> >>>>>> > -- 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 post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/grpc-io. To view this discussion on the web visit https://groups.google.com/d/msgid/grpc-io/5cb76963-1383-4049-9042-bc323d39ba16%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
