问题:
docker pull harbor.core.powercloud.com/public/prom/prometheus@sha256:8b93af55f1e8b1bc3e95d11292a72a90ea6aa85efe680c5adb09d9545f637f8f
Trying to pull repository harbor.core.powercloud.com/public/prom/prometheus ...
Get https://harbor.core.powercloud.com/v2/: x509: certificate signed by unknown authority
解决办法:
1. 配置docker服务的配置文件
可用find / -name docker.service搜索服务地址
vi /usr/lib/systemd/system/docker.service
在配置文件中添加如下一段:(注意这里的:harbor.core.powercloud.com 是docker私库的地址)
--insecure-registry=harbor.core.powercloud.com \
2. 重新加载服务配置文件
systemctl daemon-reload
3. 登录私库
docker login https://harbor.core.powercloud.com/v2/
4. 即可成功拉取镜像