$ sudo swapoff -a
$ sudo sed -i '/\sswap\s/s/^/#/' /etc/fstab
sudo sed -i '/<IP_address>/d; $a\<IP_address>\t<hostname>' /etc/hosts
echo -e "overlay\nbr_netfilter" | sudo tee /etc/modules-load.d/containerd.conf >/dev/null && cat /etc/modules-load.d/containerd.conf
sudo modprobe overlay
sudo modprobe br_netfilter
echo -e "net.bridge.bridge-nf-call-iptables = 1\nnet.bridge.bridge-nf-call-ip6tables = 1\nnet.ipv4.ip_forward = 1" | sudo tee /etc/sysctl.d/k8s.conf >/dev/null && cat /etc/sysctl.d/k8s.conf
wget https://github.com/containerd/containerd/releases/download/v1.6.16/containerd-1.6.16-linux-amd64.tar.gz -P /tmp/
tar Cxzvf /usr/local /tmp/containerd-1.6.16-linux-amd64.tar.gz
wget https://raw.githubusercontent.com/containerd/containerd/main/containerd.service -P /etc/systemd/system/
systemctl daemon-reload
systemctl enable --now containerdwget https://github.com/opencontainers/runc/releases/download/v1.1.4/runc.amd64 -P /tmp/
install -m 755 /tmp/runc.amd64 /usr/local/sbin/runc
wget https://github.com/containernetworking/plugins/releases/download/v1.2.0/cni-plugins-linux-amd64-v1.2.0.tgz -P /tmp/
mkdir -p /opt/cni/bin
tar Cxzvf /opt/cni/bin /tmp/cni-plugins-linux-amd64-v1.2.0.tgz
mkdir -p /etc/containerd
containerd config default | tee /etc/containerd/config.toml <<<<<<<<<<<<<< manually edit and change systemdCgroup to true
systemctl restart containerd
apt-get update
apt-get install -y apt-transport-https ca-certificates curl
curl -fsSLo /etc/apt/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
echo "deb [signed-by=/etc/apt/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | tee /etc/apt/sources.list.d/kubernetes.list
apt-get update
sudo -s
apt-get install -y kubelet=1.26.1-00 kubeadm=1.26.1-00 kubectl=1.26.1-00
apt-mark hold kubelet kubeadm kubectl
kubeadm init --pod-network-cidr 10.10.0.0/16 --kubernetes-version 1.26.1 --node-name k8s-control ///change to you network cidr
kubeadm init --config=kubeadm-config.yaml --upload-certs from a file
kubectl create -f https://raw.githubusercontent.com/projectcalico/calico/v3.25.0/manifests/tigera-operator.yaml
wget https://raw.githubusercontent.com/projectcalico/calico/v3.25.0/manifests/custom-resources.yaml
vi custom-resources.yaml <<<<<< edit the CIDR for pods if its custom
kubectl apply -f custom-resources.yaml
kubectl apply -f https://raw.githubusercontent.com/flannel-io/flannel/master/Documentation/kube-flannel.yml
https://github.com/flannel-io/flannel#deploying-flannel-manually
sudo systemctl restart containerd coredns - pending all server
systemctl daemon-reload
Install cri-dockerd
systemctl status docker
### Debian based systems ###
sudo apt update
sudo apt install git wget curl
VER=$(curl -s https://api.github.com/repos/Mirantis/cri-dockerd/releases/latest|grep tag_name | cut -d '"' -f 4|sed 's/v//g')
echo $VER
### For Intel 64-bit CPU ###
wget https://github.com/Mirantis/cri-dockerd/releases/download/v${VER}/cri-dockerd-${VER}.amd64.tgz
tar xvf cri-dockerd-${VER}.amd64.tgz
sudo mv cri-dockerd/cri-dockerd /usr/local/bin/
cri-dockerd --version
wget https://raw.githubusercontent.com/Mirantis/cri-dockerd/master/packaging/systemd/cri-docker.service
wget https://raw.githubusercontent.com/Mirantis/cri-dockerd/master/packaging/systemd/cri-docker.socket
sudo mv cri-docker.socket cri-docker.service /etc/systemd/system/
sudo sed -i -e 's,/usr/bin/cri-dockerd,/usr/local/bin/cri-dockerd,' /etc/systemd/system/cri-docker.service
sudo systemctl daemon-reload
sudo systemctl enable cri-docker.service
sudo systemctl enable --now cri-docker.socket
sudo systemctl enable cri-docker.service
sudo systemctl enable cri-docker.socket
sudo systemctl start cri-docker.service
sudo systemctl start cri-docker.socket
journalctl -u cri-docker.servicekubecl get nodes