官网文档：为本地部署安装 Calico 网络和网络策略 |Calico 文档 — Install Calico networking and network policy for on-premises deployments | Calico Documentation (tigera.io)

下载calico清单文件

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curl https://raw.githubusercontent.com/projectcalico/calico/v3.28.0/manifests/calico.yaml -O

查看cluster-cidr

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# 查看pod subnet，设置网络组件时须保持一致
cat /etc/kubernetes/manifests/kube-controller-manager.yaml | grep "cluster-cidr"
# 查看service subnet，这一步不需要，只记录
cat /etc/kubernetes/manifests/kube-controller-manager.yaml | grep "service-cluster"

修改yaml文件

支持IPv4/IPv6双协议栈

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vim calico.yaml

部署calico

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kubectl apply -f calico.yaml