zenvoy
A L4 tcp proxy and a XDS server that supports envoy upstream endpoints to scale from&to zero.
▶ kubectl apply -f example/minikube/kube.yaml
▶ kubectl get po
NAME READY STATUS RESTARTS AGE
zenvoy-proxy-74cbb84c5-rhhl8 2/2 Running 0 2s
zenvoy-xds-867674b7c8-v6thp 1/1 Running 0 2s
▶ kubectl port-forward svc/zenvoy-proxy 10000
Forwarding from 127.0.0.1:10000 -> 10000
Forwarding from [::1]:10000 -> 10000
▶ curl -H 'HOST: zenvoy-echo' http://localhost:10000
GET / HTTP/1.1
Host: zenvoy-echo
Accept: */*
Content-Length: 0
User-Agent: curl/7.64.1
▶ kubectl get po
NAME READY STATUS RESTARTS AGE
zenvoy-echo-64b65fb6b6-vq6x9 1/1 Running 0 1s
zenvoy-proxy-74cbb84c5-rhhl8 2/2 Running 0 10s
zenvoy-xds-867674b7c8-v6thp 1/1 Running 0 10s
# 5 minutes later
▶ kubectl get po
NAME READY STATUS RESTARTS AGE
zenvoy-proxy-74cbb84c5-rhhl8 2/2 Running 0 5m
zenvoy-xds-867674b7c8-v6thp 1/1 Running 0 5m