报错信息：
[root@localhost harbor]# docker login 192.168.2.195 Username: admin Password: Error response from daemon: Get https://192.168.2.195/v2/: dial tcp 192.168.2.195:443: connect: connection refused
查看Docker版本：
[root@localhost ~]# docker version Client: Docker Engine - Community Version: 19.03.8 API version: 1.40 Go version: go1.12.17 Git commit: afacb8b Built: Wed Mar 11 01:27:04 2020 OS/Arch: linux/amd64 Experimental: false Server: Docker Engine - Community Engine: Version: 19.03.8 API version: 1.40 (minimum version 1.12) Go version: go1.12.17 Git commit: afacb8b Built: Wed Mar 11 01:25:42 2020 OS/Arch: linux/amd64 Experimental: false containerd: Version: 1.2.13 GitCommit: 7ad184331fa3e55e52b890ea95e65ba581ae3429 runc: Version: 1.0.0-rc10 GitCommit: dc9208a3303feef5b3839f4323d9beb36df0a9dd docker-init: Version: 0.18.0 GitCommit: fec3683
停止harbor：
docker-compose down -v：停止并移除整个project的所有services
[root@localhost harbor]# docker-compose down -v Stopping harbor-jobservice ... done Stopping nginx ... done Stopping harbor-ui ... done Stopping redis ... done
查找docker.service所在位置：
[root@localhost harbor]# find / -name docker.service -type f /usr/lib/systemd/system/docker.service
修改docker.service配置文件：
添加 --insecure-registry=192.168.2.195 配置
[root@localhost harbor]# vim /usr/lib/systemd/system/docker.service [Unit] Documentation=http://docs.docker.io //需修改 ... [Service] Type=notify # the default is not to use systemd for cgroups because the delegate issues still # exists and systemd currently does not support the cgroup feature set required # for containers run by docker # ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock ExecStart=/usr/bin/dockerd --insecure-registry=192.168.2.195 //重要 ExecStartPost=/sbin/iptables -I FORWARD -s 0.0.0.0/0 -j ACCEPT //需修改，根据自己的docker路径跟IP地址进行修改 ExecReload=/bin/kill -s HUP $MAINPID TimeoutSec=0 RestartSec=2 Restart=always ... [Install] WantedBy=multi-user.target
重启服务：
[root@localhost harbor]# systemctl daemon-reload [root@localhost harbor]# systemctl restart docker
启动harbor：
docker-compose up -d ：构建（容器）并启动（容器）整个project的所有service
[root@localhost harbor]# docker-compose up -d Creating network "harbor_harbor" with the default driver Creating harbor-log ... done Creating registry ... done Creating redis ... done Creating harbor-db ... done Creating harbor-adminserver ... done Creating harbor-ui ... done Creating nginx ... done Creating harbor-jobservice ... done
查看服务：
已经包含了 --insecure-registry=192.168.2.195 参数
[root@localhost harbor]# ps -aux | grep docker ... root 40719 1.4 4.8 660304 79992 ? Ssl 01:58 0:14 /usr/bin/dockerd --insecure-registry=192.168.2.195 ...
测试登录：
[root@localhost harbor]# docker login 192.168.2.195 Username: admin Password: WARNING! Your password will be stored unencrypted in /root/.docker/config.json. Configure a credential helper to remove this warning. See https://docs.docker.com/engine/reference/commandline/login/#credentials-store Login Succeeded //登录成功
成功登录！
