给 containerd 配置 registry mirrors

今天给 containerd 配置 registry mirror,发现旧的配置格式已经失效了,例如:

version = 2
[plugins."io.containerd.grpc.v1.cri".registry.mirrors]
[plugins."io.containerd.grpc.v1.cri".registry.mirrors."docker.io"]
endpoint = ["http://local-registry-mirror"]

最新的 containerd (v1.6.16) 已经修改为类似 docker 的配置方式,具体可以参考 containerd 仓库的 readme

[plugins."io.containerd.grpc.v1.cri".registry]
config_path = "/etc/containerd/certs.d"

相对应的 registry 的镜像配置就在 /etc/containerd/certs.d/ 下创建对应的 registry 目录(例如:docker.io),并把配置写到目录下的 hosts.toml 文件中。下面是 docker.io 的镜像仓库的配置 /etc/containerd/certs.d/docker.io/hosts.toml

server = "https://registry-1.docker.io"
host."http://cache.prod.infra.pek.home.lab:5000".capabilities = ["pull", "resolve"]

参考:

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