从仓库下载 image 文件,国内访问 Docker 的官方仓库很慢,还经常断线。
docker查询images超时
$ docker search centos
Error response from daemon: Get https://index.docker.io/v1/search?q=centos&n=25: dial tcp: lookup index.docker.io on 10.0.2.3:53: read udp 10.0.2.15:46890->10.0.2.3:53: i/o timeout
把仓库网址改成国内的镜像站。配置镜像
docker@default:~$ sudo sed -i "s|EXTRA_ARGS='|EXTRA_ARGS='--registry-mirror=http://hub-mirror.c.163.com/ |g" /var/lib/boot2docker/profile
docker@default:~$ exit
重启docker服务
$ docker-machine restart default
Restarting "default"...
再次查找
$ docker search centos
NAME DESCRIPTION STARS OFFICIAL AUTOMATED
centos The official build of CentOS. 5126 [OK]
ansible/centos7-ansible Ansible on Centos7 119 [OK]
jdeathe/centos-ssh CentOS-6 6.10 x86_64 / CentOS-7 7.5.1804 x86… 106 [OK]
consol/centos-xfce-vnc Centos container with "headless" VNC session… 75 [OK]
列出用到的命令:
docker-machine ssh default
sudo sed -i "s|EXTRA_ARGS='|EXTRA_ARGS='--registry-mirror=镜像地址 |g" /var/lib/boot2docker/profile
exit
docker-machine restart default