查询dockerhub中某镜像所有版本
curl https://registry.hub.docker.com/v1/repositories/${imagename}/tags
| tr -d '[[]" ]' | tr '}' '\n'
| awk -F: -v image='${imagename}' '{if(NR!=NF && $3 != ""){printf("%s:%s\n",image,$3)}}'
curl https://registry.hub.docker.com/v1/repositories/${imagename}/tags
| tr -d '[[]" ]' | tr '}' '\n'
| awk -F: -v image='${imagename}' '{if(NR!=NF && $3 != ""){printf("%s:%s\n",image,$3)}}'
