Hero Image
[K8S] 自架 Kubernetes 使用 VM 模擬多台 Server

準備/安裝兩台 Server ( 使用 VM clone 然後修改 hostname ) 一台為 Master (主控),另外一台為 Node ( 節點 ) 安裝 kubelet/kubeadm ( Master 與 node 皆要執行此步驟 ) # 設定 k8s server上網路 cat <<EOF | sudo tee /etc/sysctl.d/k8s.conf net.bridge.bridge-nf-call-ip6tables = 1 net.bridge.bridge-nf-call-iptables = 1 EOF sudo sysctl --system # 安裝 kubeadm / kubelet sudo apt-get update && sudo apt-get install -y apt-transport-https curl curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add - cat <<EOF | sudo tee /etc/apt/sources.list.d/kubernetes.list deb https://apt.kubernetes.io/ kubernetes-xenial main EOF sudo apt-get update sudo apt-get install -y kubelet kubeadm kubectl sudo apt-mark hold kubelet kubeadm kubectl # 安裝 Docker sudo apt-get install apt-transport-https ca-certificates curl software-properties-common curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" sudo apt update sudo apt-get install docker-ce -y docker --version sudo systemctl start docker sudo chmod 666 /var/run/docker.sock sudo systemctl enable docker cat <<EOF | sudo tee /etc/docker/daemon.json { "exec-opts": ["native.cgroupdriver=systemd"] } EOF sudo systemctl restart docker # 關閉 swap sudo swapoff -a sudo sed -i '/\/swap/s/^/#/' /etc/fstab # 設定服務自動重啟 systemctl enable kubelet # Master Node 啟動 sudo kubeadm init --pod-network-cidr=192.168.0.0/16 kubectl taint nodes --all node-role.kubernetes.io/master- # kubeconfig mkdir -p $HOME/.kube sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config sudo chown $(id -u):$(id -g) $HOME/.kube/config # Deploying a pod network kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml