FATA[0004] Error response from daemon: v1 ping attempt failed with error: Get https://10.8.8.127:5000/v1/_ping: EOF. If this private registry supports only HTTP or HTTPS with an unknown CA certificate, please add `--insecure-registry 10.8.8.127:5000` to the daemon's arguments. In the case of HTTPS, if you have access to the registry's CA certificate, no need for the flag; simply place the CA certificate at /etc/docker/certs.d/10.8.8.127:5000/ca.crt
FATA[0004] Error response from daemon: v1 ping