https://viblo.asia/p/k8s-basic-cai-dat-lab-kubernetes-phan-1-3kY4gWdy4Ae
In CICD Node
sudo yum install git -y
mkdir kubernetes_installation/
cd kubernetes_installation
git clone https://github.com/kubernetes-sigs/kubespray.git --branch release-2.16
cd kubespray
cp -rf inventory/sample inventory/z-cluster
cd inventory/z-cluster
touch hosts.yaml
Edit a file hosts.yaml in folder z-cluster
[all]
z-master1 ansible_host=172.31.0.11 ip=172.31.0.11
z-master2 ansible_host=172.31.0.12 ip=172.31.0.12
z-master3 ansible_host=172.31.0.13 ip=172.31.0.13
z-worker1 ansible_host=172.31.0.14 ip=172.31.0.14
z-worker2 ansible_host=172.31.0.15 ip=172.31.0.15
z-worker3 ansible_host=172.31.0.16 ip=172.31.0.16
[kube-master]
z-master1
z-master2
z-master3
[kube-node]
z-worker1
z-worker2
z-worker3
[etcd]
z-master1
z-master2
z-master3
[k8s-cluster:children]
kube-node
kube-master
[calico-rr]
[vault]
z-master1
z-master2
z-master3
z-worker1
z-worker2
z-worker3
Edit file inventory/z-cluster/group_vars/k8s_cluster/k8s-cluster.yml
kube_network_plugin: calico
kube_network_plugin: flannel
Copy private key to folder /home/ec2-user/.ssh
Install docker
sudo yum install docker -y
Add your user to the docker group
sudo usermod -aG docker $USER
Start docker
sudo systemctl start docker
Run container kubespray
sudo docker run --rm -it --mount type=bind,source=/home/ec2-user/kubernetes_installation/kubespray/inventory/z-cluster,dst=/inventory \
--mount type=bind,source=/home/ec2-user/.ssh/id_rsa,dst=/root/.ssh/id_rsa \
--mount type=bind,source=/home/ec2-user/.ssh/id_rsa,dst=/home/ec2-user/.ssh/id_rsa \
quay.io/kubespray/kubespray:v2.16.0 bash
Run ansible-playbook in kubespray container
ansible-playbook -i /inventory/hosts.yaml cluster.yml --user=ec2-user --ask-pass --become --ask-become-pass
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