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- read -p "Voy a quitar swap. Pulsa ENTER para seguir:" mainmenuinput
- # disable swap
- sudo swapoff -a
- sudo sed -i '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab
- read -p "Cargar kernel modules. Pulsa ENTER para seguir:" mainmenuinput
- # Load the following kernel modules on all the nodes
- sudo tee /etc/modules-load.d/containerd.conf <<EOF
- overlay
- br_netfilter
- EOF
- sudo modprobe overlay
- sudo modprobe br_netfilter
- read -p "Parametros del kernel. Pulsa ENTER para seguir:" mainmenuinput
- # Set the following Kernel parameters for Kubernetes
- sudo tee /etc/sysctl.d/kubernetes.conf <<EOF
- net.bridge.bridge-nf-call-ip6tables = 1
- net.bridge.bridge-nf-call-iptables = 1
- net.ipv4.ip_forward = 1
- EOF
- # Reload the above changes
- sudo sysctl --system
- read -p "Instalar dependencias de containerd. Pulsa ENTER para seguir:" mainmenuinput
- # Install containerd run time
- # dependencies
- sudo apt install -y curl gnupg2 software-properties-common apt-transport-https ca-certificates
- read -p "Enable docker repository. Pulsa ENTER para seguir:" mainmenuinput
- # Enable docker repository
- sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmour -o /etc/apt/trusted.gpg.d/docker.gpg
- sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
- read -p "Instalar containerd. Pulsa ENTER para seguir:" mainmenuinput
- # install containerd
- sudo apt update
- sudo apt install -y containerd.io
- read -p "Configurar containerd. Pulsa ENTER para seguir:" mainmenuinput
- # Configure containerd so that it starts using systemd as cgroup.
- containerd config default | sudo tee /etc/containerd/config.toml >/dev/null 2>&1
- sudo sed -i 's/SystemdCgroup \= false/SystemdCgroup \= true/g' /etc/containerd/config.toml
- read -p "Enable containerd. Pulsa ENTER para seguir:" mainmenuinput
- # Restart and enable containerd service
- sudo systemctl restart containerd
- sudo systemctl enable containerd
- read -p "Añade repository de Kubernetes. Pulsa ENTER para seguir:" mainmenuinput
- # Add apt repository for Kubernetes
- curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
- sudo apt-add-repository "deb http://apt.kubernetes.io/ kubernetes-xenial main"
- ### Para 24.04 ###
- curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.30/deb/Release.key | sudo gpg --dearmor -o /etc/apt/keyrings/k8s.gpg
- echo 'deb [signed-by=/etc/apt/keyrings/k8s.gpg] https://pkgs.k8s.io/core:/stable:/v1.30/deb/ /' | sudo tee /etc/apt/sources.list.d/k8s.list
- # Install Kubernetes components Kubectl, kubeadm & kubelet
- read -p "Instalar componentes de kubernetes. Pulsa ENTER para seguir:" mainmenuinput
- sudo apt update
- sudo apt install -y kubelet kubeadm kubectl
- sudo apt-mark hold kubelet kubeadm kubectl
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