43 lines
1.9 KiB
Bash
43 lines
1.9 KiB
Bash
#!/bin/bash
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set -e
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export INSTALL_K3S_EXEC="server --disable=traefik,servicelb,local-storage --data-dir=/opt/rancher/k3s --kube-apiserver-arg=service-node-port-range=0-50000 --flannel-iface=br0"
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curl -sfL https://get.k3s.io | sh -
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export INSTALL_K3S_EXEC="server --data-dir=/mnt/opt/rancher/k3s --disable=traefik,servicelb,local-storage --kube-apiserver-arg=service-node-port-range=0-50000 --system-default-registry=registry.cn-hangzhou.aliyuncs.com --flannel-iface=br0"
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curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | sh -
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# Install IPVS
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sudo apt-get -y install ipset ipvsadm
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# Install K3s with Calico and kube-proxy in IPVS mode
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curl -sfL https://get.k3s.io | INSTALL_K3S_EXEC="--kube-apiserver-arg=service-node-port-range=0-50000 --flannel-iface=br0 --disable traefik,metrics-server,servicelb --disable-cloud-controller --kubelet-arg cloud-provider=external --flannel-backend=none --disable-network-policy" K3S_KUBECONFIG_MODE="644" sh -s - server --kube-proxy-arg proxy-mode=ipvs
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# Install Calico
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kubectl $KUBECONFIG create -f https://raw.githubusercontent.com/projectcalico/calico/v3.26.0/manifests/tigera-operator.yaml
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kubectl $KUBECONFIG create -f https://raw.githubusercontent.com/projectcalico/calico/v3.26.0/manifests/custom-resources.yaml
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# Remove taints in k3s if any (usually happens if started without cloud-manager)
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sudo kubectl taint nodes --all node.cloudprovider.kubernetes.io/uninitialized=false:NoSchedule-
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# === 设置本地 kubeconfig ===
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mkdir -p ~/.kube
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cp /etc/rancher/k3s/k3s.yaml ~/.kube/config
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chmod 600 ~/.kube/config
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export KUBECONFIG=~/.kube/config
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curl -fsSL https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
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# === 等待 CoreDNS 启动 ===
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echo "⏳ 等待 CoreDNS 启动..."
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until kubectl get pods -A 2>/dev/null | grep -q "coredns.*Running"; do
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sleep 3
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done
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echo "✅ K3s 安装完成，kubectl/helm 已就绪"
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