94 lines
2.7 KiB
Bash
94 lines
2.7 KiB
Bash
#!/bin/sh
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function get_local_ip() {
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local_ip=$(hostname -I | awk '{print $1}')
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echo "$local_ip"
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}
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function setup_k3s() {
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local disable_proxy="--disable-kube-proxy"
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local disable_cni="--flannel-backend=none --disable-network-policy"
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local default="--disable=traefik,servicelb --data-dir=/opt/rancher/k3s --kube-apiserver-arg service-node-port-range=0-50000"
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sudo mkdir -pv /opt/rancher/k3s
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ping -c 1 google.com > /dev/null 2>&1
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if [ $? -eq 0 ]; then
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echo "当前主机在国际网络上"
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curl -sfL https://get.k3s.io | INSTALL_K3S_VERSION=$version sh -s - $default
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else
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echo "当前主机在大陆网络上"
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curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | INSTALL_K3S_VERSION=$version INSTALL_K3S_MIRROR=cn sh -s - $default
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fi
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mkdir -pv ~/.kube/ && sudo cp /etc/rancher/k3s/k3s.yaml ~/.kube/config
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}
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function setup_helm()
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{
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ping -c 1 google.com > /dev/null 2>&1
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if [ $? -eq 0 ]; then
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echo "当前主机在国际网络上"
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curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
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else
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echo "当前主机在大陆网络上"
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case `uname -m` in
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x86_64) ARCH=amd64; ;;
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aarch64) ARCH=arm64; ;;
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loongarch64) ARCH=loongarch64; ;;
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*) echo "un-supported arch, exit ..."; exit 1; ;;
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esac
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sudo rm -rf helm.tar.gz* /usr/local/bin/helm || echo true
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sudo wget --no-check-certificate https://mirrors.onwalk.net/tools/linux-${ARCH}/helm.tar.gz && sudo tar -xvpf helm.tar.gz -C /usr/local/bin/
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sudo chmod 755 /usr/local/bin/helm
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fi
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}
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function setup_k3s_ingress() {
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local ingress_ip=$(get_local_ip)
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cat > value.yaml <<EOF
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controller:
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nginxplus: false
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ingressClass: nginx
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replicaCount: 2
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service:
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enabled: true
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type: NodePort
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externalIPs:
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- $ingress_ip
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EOF
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cat > nginx-cm.yaml << EOF
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: nginx-nginx-ingress
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namespace: ingress
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data:
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use-ssl-certificate-for-ingress: "false"
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external-status-address: $ingress_ip
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proxy-connect-timeout: 10s
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proxy-read-timeout: 10s
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client-header-buffer-size: 64k
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client-body-buffer-size: 64k
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client-max-body-size: 1000m
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proxy-buffers: 8 32k
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proxy-body-size: 1024m
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proxy-buffer-size: 32k
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proxy-connect-timeout: 10s
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proxy-read-timeout: 10s
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EOF
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helm repo add nginx-stable https://helm.nginx.com/stable || echo true
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helm repo up
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kubectl create namespace ingress || echo true
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helm upgrade --install nginx nginx-stable/nginx-ingress --version=0.15.0 --namespace ingress -f value.yaml
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kubectl apply -f nginx-cm.yaml
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kubectl patch svc nginx-nginx-ingress -n ingress --patch-file nginx-svc-patch.yaml
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}
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# Main script
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setup_k3s
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setup_helm
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setup_k3s_ingress
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