in grpcurl ./grpcurl -plaintext -unix /var/run/grpc.sock list does work fine with my server.
But with grpcui it does not start up and outputs an error.
./grpcui -plaintext -unix /var/run/grpc.sock Failed to dial target host "/var/run/grpc.sock": connection error: desc = "transport: error while dialing: dial tcp: address /var/run/grpc.sock: missing port in address"