- prepare five hosts for project -use four servers for kubernetes (one as master other worker nodes) and one for jenkins and sonarqube
Install the dependencies and prerequisite in all servers. Docker installation...
$ sudo apt install docker.io
$ sudo systemctl enable docker
$ sudo usermoad -aG docker $usernameFor kubernetes installation ...
$ sudo swapoff -a
$ 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"
$ sudo apt install kubeadm -y
$ sudo hostnamectl set-hostname $node-name$ kubeadm init --api-advertise-address=$ip-address --pod-network-cidr=10.244.0.0/16
$ mkdir -p $HOME/.kube
$ sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
$ sudo chown $(id -u):$(id -g) $HOME/.kube/configrun this in all worker nodes like that using root user
$ kubeadm join $ip_addess:6443 --token 06tl4c.oqn35jzecidg0r0m --discovery-token-ca-cert-hash sha256:c40f5fa0aba6ba311efcdb0e8cb637ae0eb8ce27b7a03d47be6d966142f2204c$ sudo kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml
$ kubectl get nodes
$ kubectl get pods --all-namespaces$ sudo apt update
$ sudo apt install openjdk-8-jdk
$ wget -q -O - https://pkg.jenkins.io/debian/jenkins.io.key | sudo apt-key add -
$ sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
$ sudo apt get update
$ sudo apt install jenkins
$ sudo chmod 666 /var/run/docker.sock install required plugins as below kubernetes sonarqube github docker blue ocean
$sudo apt update
$docker run -d --name sonarqube -p 9000:9000 sonarqube:latest