[server] resolve image config for docker-image://docker.io/docker/dockerfile:1: 


failed to solve: failed to resolve source metadata for docker.io/docker/dockerfile:1: failed to authorize: failed to fetch oauth token: Post “https://auth.docker.io/token”: dial tcp 67.230.169.182:443: connectex: No connection could be made because the target machine actively refused it. 
我已经挂了代理，可以正常docker pull拉取镜...