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Self Hosted k8s install

  1. Containerd

https://github.com/containerd/containerd/blob/main/docs/getting-started.md

### containerd
wget https://github.com/containerd/containerd/releases/download/v2.1.4/containerd-2.1.4-linux-amd64.tar.gz
tar Cxzvf /usr/local containerd-2.1.4-linux-amd64.tar.gz
# wget https://raw.githubusercontent.com/containerd/containerd/main/containerd.service
# mkdir -p /usr/local/lib/systemd/system
# cp containerd.service /usr/local/lib/systemd/system/
# systemctl daemon-reload
# systemctl enable --now containerd


### runc
wget https://github.com/opencontainers/runc/releases/download/v1.3.2/runc.amd64
install -m 755 runc.amd64 /usr/local/sbin/runc

### CNI Plugin
wget https://github.com/containernetworking/plugins/releases/download/v1.8.0/cni-plugins-linux-amd64-v1.8.0.tgz
mkdir -p /opt/cni/bin
tar Cxzvf /opt/cni/bin cni-plugins-linux-amd64-v1.8.0.tgz
# REF: https://github.com/containerd/containerd/blob/main/docs/getting-started.md

# sysctl params required by setup, params persist across reboots
cat <<EOF | sudo tee /etc/sysctl.d/k8s.conf
net.ipv4.ip_forward = 1
EOF

# Apply sysctl params without reboot
sudo sysctl --system
sysctl net.ipv4.ip_forward

mkdir -p /etc/containerd
containerd config default > /etc/containerd/config.toml
# Ref: https://www.linkedin.com/pulse/kubernetes-%E0%A6%8F-containerd-configtoml-private-registry-setup-muntakim-2q9nc/


### k8s
sudo apt-get install -y apt-transport-https ca-certificates curl gpg
curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.34/deb/Release.key | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg
echo 'deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.34/deb/ /' | sudo tee /etc/apt/sources.list.d/kubernetes.list
sudo apt-get update
sudo apt-get install -y kubelet kubeadm kubectl
sudo apt-mark hold kubelet kubeadm kubectl

kubeadm init --apiserver-advertise-address 10.43.60.185