mirror of
https://github.com/jbowdre/vsphere-k8s.git
synced 2024-11-23 00:12:18 +00:00
45 lines
1.4 KiB
Bash
45 lines
1.4 KiB
Bash
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#!/bin/bash -eu
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chmod 600 ~/.ssh/id_ed25519
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echo ">> Installing Kubernetes components..."
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# Configure and enable kernel modules
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echo ".. configure kernel modules"
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cat << EOF | sudo tee /etc/modules-load.d/containerd.conf
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overlay
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br_netfilter
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EOF
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sudo modprobe overlay
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sudo modprobe br_netfilter
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# Configure networking
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echo ".. configure networking"
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cat << EOF | sudo tee /etc/sysctl.d/99-kubernetes-cri.conf
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net.bridge.bridge-nf-call-iptables = 1
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net.ipv4.ip_forward = 1
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net.bridge.bridge-nf-call-ip6tables = 1
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EOF
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sudo sysctl --system
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# Setup containerd
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echo ".. setup containerd"
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sudo apt-get update && sudo apt-get install -y containerd apt-transport-https jq
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sudo mkdir -p /etc/containerd
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sudo containerd config default | sudo tee /etc/containerd/config.toml
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sudo systemctl restart containerd
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# Disable swap
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echo ".. disable swap"
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sudo sed -i '/[[:space:]]swap[[:space:]]/ s/^\(.*\)$/#\1/g' /etc/fstab
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sudo swapoff -a
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# Install Kubernetes
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echo ".. install kubernetes version ${KUBEVERSION}"
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sudo curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
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echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee /etc/apt/sources.list.d/kubernetes.list
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sudo apt-get update && sudo apt-get install -y kubelet=${KUBEVERSION}-00 kubeadm=${KUBEVERSION}-00 kubectl=${KUBEVERSION}-00
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sudo apt-mark hold kubelet kubeadm kubectl
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