Skip to content

Instantly share code, notes, and snippets.

@saiyam1814
Last active January 4, 2024 11:24
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 11 You must be signed in to fork a gist
  • Save saiyam1814/801db1288c690a969e7174eca89c65b2 to your computer and use it in GitHub Desktop.
Save saiyam1814/801db1288c690a969e7174eca89c65b2 to your computer and use it in GitHub Desktop.
Kubernetes 1.24 with dockerd
curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
echo "step1"
echo "deb https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee /etc/apt/sources.list.d/kubernetes.list
echo "kubeadm install"
sudo apt update -y
sudo apt -y install vim git curl wget kubelet=1.24.0-00 kubeadm=1.24.0-00 kubectl=1.24.0-00
wget https://github.com/Mirantis/cri-dockerd/releases/download/v0.2.0/cri-dockerd-v0.2.0-linux-amd64.tar.gz
tar -xvf cri-dockerd-v0.2.0-linux-amd64.tar.gz
mkdir -p /usr/local/bin
install -o root -g root -m 0755 ./cri-dockerd /usr/local/bin/cri-dockerd
sudo tee /etc/systemd/system/cri-docker.service << EOF
[Unit]
Description=CRI Interface for Docker Application Container Engine
Documentation=https://docs.mirantis.com
After=network-online.target firewalld.service docker.service
Wants=network-online.target
Requires=cri-docker.socket
[Service]
Type=notify
ExecStart=/usr/local/bin/cri-dockerd --container-runtime-endpoint fd:// --network-plugin=
ExecReload=/bin/kill -s HUP $MAINPID
TimeoutSec=0
RestartSec=2
Restart=always
StartLimitBurst=3
StartLimitInterval=60s
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
TasksMax=infinity
Delegate=yes
KillMode=process
[Install]
WantedBy=multi-user.target
EOF
sudo tee /etc/systemd/system/cri-docker.socket << EOF
[Unit]
Description=CRI Docker Socket for the API
PartOf=cri-docker.service
[Socket]
ListenStream=%t/cri-dockerd.sock
SocketMode=0660
SocketUser=root
SocketGroup=docker
[Install]
WantedBy=sockets.target
EOF
systemctl daemon-reload
systemctl enable cri-docker.service
systemctl enable --now cri-docker.socket
echo "memory swapoff"
sudo sed -i '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab
sudo swapoff -a
sudo modprobe overlay
sudo modprobe br_netfilter
sudo tee /etc/sysctl.d/kubernetes.conf<<EOF
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward = 1
EOF
sysctl --system
sudo systemctl enable kubelet
sudo kubeadm config images pull --cri-socket /var/run/cri-dockerd.sock --kubernetes-version v1.24.0
sudo kubeadm init --pod-network-cidr=10.244.0.0/16 --upload-certs --kubernetes-version=v1.24.0 --control-plane-endpoint=$(hostname) --ignore-preflight-errors=all --cri-socket /var/run/cri-dockerd.sock
mkdir -p $HOME/.kube
sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
sudo chown $(id -u):$(id -g) $HOME/.kube/config
export KUBECONFIG=/etc/kubernetes/admin.conf
kubectl apply -f https://github.com/coreos/flannel/raw/master/Documentation/kube-flannel.yml
kubectl taint node $(hostname) node-role.kubernetes.io/control-plane:NoSchedule-
kubectl taint node $(hostname) node-role.kubernetes.io/master:NoSchedule-
wget https://get.helm.sh/helm-v3.7.2-linux-amd64.tar.gz
tar -xvf helm-v3.7.2-linux-amd64.tar.gz
mv linux-amd64/helm /usr/local/bin/
@sarthaksarthak9
Copy link

@saiyam1814 sudo kubeadm config images pull --cri-socket /var/run/cri-dockerd.sock --kubernetes-version v1.24.0 this command is falling in killercoda

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment