Netflix have something similar https://github.com/Netflix/Prana https://github.com/Netflix/Prana and I've got a Sidecar in Micro too https://github.com/micro/mi

Netflix have something similar https://github.com/Netflix/Prana https://github.com/Netflix/Prana and I've got a Sidecar in Micro too https://github.com/micro/micro/tree/master/car https://github.com/micro/micro/tree/master/car. It's a solid model for integrating applications which you don't necessarily have client libraries for or don't speak the same protocol.