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April 22, 2021 13:54
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Setup Kubernetes Cluster - Master
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| #Manual Setup of Master cluster node | |
| swapoff -a | |
| sudo apt-get update && sudo apt-get upgrade -y | |
| sudo apt install curl -y | |
| sudo apt-get install -y docker.io | |
| sudo sh -c "echo 'deb http://apt.kubernetes.io/ kubernetes-xenial main' >> /etc/apt/sources.list.d/kubernetes.list" | |
| sudo sh -c "curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -" | |
| sudo apt-get update | |
| sudo apt-get install -y kubeadm=1.20.1-00 kubelet=1.20.1-00 kubectl=1.20.1-00 | |
| sudo apt-mark hold kubelet kubeadm kubectl | |
| sudo kubeadm init --kubernetes-version 1.20.1 --pod-network-cidr 192.168.0.0/16 | |
| mkdir -p $HOME/.kube | |
| sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config | |
| sudo chown $(id -u):$(id -g) $HOME/.kube/config | |
| kubectl apply -f https://docs.projectcalico.org/manifests/calico.yaml | |
| # or under root | |
| export KUBECONFIG=/etc/kubernetes/admin.conf | |
| kubeadm token create --print-join-command | |
| kubectl describe nodes | grep -i Taint | |
| kubectl taint nodes --all node-role.kubernetes.io/master- | |
| kubectl taint nodes --all node-role.kubernetes.io/not-ready- |
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