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dyrnq / grpc-example

grpc-example
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io.grpc.StatusRuntimeException: UNAVAILABLE: Failed ALPN negotiation: Unable to find compatible protocol #2

Open dyrnq opened 1 month ago

dyrnq commented 1 month ago 
io.grpc.StatusRuntimeException: UNAVAILABLE: Failed ALPN negotiation: Unable to find compatible protocol
Channel Pipeline: [SslHandler#0, ProtocolNegotiators$ClientTlsHandler#0, WriteBufferingAndExceptionHandler#0, DefaultChannelPipeline$TailContext#0]
        at io.grpc.Status.asRuntimeException(Status.java:533)
        at io.grpc.stub.ClientCalls$StreamObserverToCallListenerAdapter.onClose(ClientCalls.java:481)
        at io.grpc.internal.DelayedClientCall$DelayedListener$3.run(DelayedClientCall.java:489)
        at io.grpc.internal.DelayedClientCall$DelayedListener.delayOrExecute(DelayedClientCall.java:453)
        at io.grpc.internal.DelayedClientCall$DelayedListener.onClose(DelayedClientCall.java:486)
        at io.grpc.internal.ClientCallImpl.closeObserver(ClientCallImpl.java:564)
        at io.grpc.internal.ClientCallImpl.access$100(ClientCallImpl.java:72)
        at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInternal(ClientCallImpl.java:729)
        at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInContext(ClientCallImpl.java:710)
        at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
        at io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:133)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1583)
^
dyrnq commented 1 month ago

服务端需要开启ALPN协商

// 启用ALPN协商
serverConfig := &tls.Config{
        NextProtos: []string{"h2"}, // 这里指定支持的ALPN协议，例如HTTP/2
}