private static async Task <HelloChatty.HelloChattyClient> ConnectProtoClient(string serverAddress)
{
var key = System.IO.File.ReadAllText(client_private_key_file);
var cert = System.IO.File.ReadAllText(client_certificate_file);
var serverCert = System.IO.File.ReadAllText(server_certificate_file);
var creds = new SslCredentials(
serverCert, new KeyCertificatePair(key, cert)
);
var rpcChannel = new Channel(serverAddress, creds,
new List <ChannelOption> {
// docs about keeping grpc connection alive: https://github.com/grpc/grpc/blob/master/doc/keepalive.md
// the mappings of the fields are in file grpc/include/grpc/impl/codegen/grpc_types.h in the official grpc core repo https://github.com/grpc/grpc
new ChannelOption("grpc.keepalive_time_ms", 1000), // keepalive ping every X ms
new ChannelOption("grpc.keepalive_timeout_ms", 10 * 1000), // peer must reply to our ping within this
new ChannelOption("grpc.keepalive_permit_without_calls", 1), // allow keepalive without calls at all
// new ChannelOption ( "grpc.http2.max_pings_without_data", 0 ), // server-only setting
// new ChannelOption ( "grpc.http2.min_ping_interval_without_data_ms", 1000), // server-only setting
new ChannelOption("grpc.http2.max_ping_strikes", 1),
}
);
var rpcClient = new HelloChatty.HelloChattyClient(rpcChannel);
await rpcChannel.ConnectAsync();
if (rpcChannel.State == ChannelState.Ready)
{
return(rpcClient);
}
throw new Exception($@"For unknown reason, the channel state is still {rpcChannel.State}");
}
public ChatConsoleClient(HelloChatty.HelloChattyClient client)
{
_client = new HelloChattyClient(client);
}
public HelloChattyClient(HelloChatty.HelloChattyClient client)
{
_rpcClient = client;
}
