[root@master harbor]# docker login https://hub.bosssoft.com Username: admin Password: Error response from daemon: Get https://hub.bosssoft.com/v2/: x509: certificate signed by unknown authority 修改这个可以解决上面的报错 /usr/lib/systemd/system/docker.service ExecStart=/usr/bin/dockerd --insecure-registry hub.bosssoft.com 修改成私有仓库的域名 hosts文件中也要写上