DevOps in 1

Prerequisites Create namespace for jenkins kubectl create ns jenkins We'll store jenkins data on AWS EBS as persistent storage hence for that Create storage class apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: jenkins-sc provisioner: kubernetes.io/aws-ebs parameters: type: gp2 fsType: ext4 Create persistent volume claim apiVersion: v1 kind: PersistentVolumeClaim metadata: name: jenkins-pvc namespace: devops-tools spec: storageClassName: jenkins-sc resources: requests: storage: 50Gi accessModes: - ReadWriteOnce ...

Install Helm on Ubuntu localhost using Ansible Playbook --- - hosts: localhost tasks: - name: Check for latest version pause: prompt: "check latest versions to download from url https://github.com/helm/helm/releases before proceeding" - name: Installing Unzip package package: name: unzip state: present when: ansible_facts['os_family'] == "Debian" become: true - name: Create helm-install directory in home directory file: path: ~/helm-install state: directory mode: '0755' - name: Download zip file get_url: url: https://get.helm.sh/helm-v3.0.2-linux-amd64.tar.gz dest: ~/helm-install/helm-v3.0.2-linux-amd64.tar.gz - name: Extract zip file unarchive: src: ~/helm-install/helm-v3.0.2-linux-amd64.tar.gz dest: ~/helm-install ...

Create namespace for Grafana kubectl create ns grafana We'll store Grafana data on AWS EBS as persistent storage, hence for that create storage class apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: grafana provisioner: kubernetes.io/aws-ebs parameters: type: gp2 fsType: ext4 allowVolumeExpansion: true Install using Helm - In this command we've set few values like namespace, service type, storageclass and its size helm install grafana stable/grafana --namespace grafana --set service.type=LoadBalancer,persistence.enabled=true,persistence.type=pvc,persistence.size=100Gi,persistence.st...

Create namespace for influxdb kubectl create ns influxdb We'll store InfluxDB data on AWS EBS as persistent storage, hence for that create storage class apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: influxdb provisioner: kubernetes.io/aws-ebs parameters: type: gp2 fsType: ext4 allowVolumeExpansion: true Install using Helm - In this command we've set few values like namespace, service type, storageclass and its size helm install influxdb stable/influxdb --namespace influxdb --set service.type=LoadBalancer,persistence.enabled=true,persistence.storageClass=influxdb,persistence.size=...

Create Namespace for Prometheus kubectl create ns prometheus Persistent Storage We'll store Prometheus data on AWS EBS as persistent storage, for that create we'll create storage class and persitent volument claim. We need to create 2 SC and PVC for 2 different component of Prometheus - Server and AlertManager. StorageClass - AlertManager apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: prometheus-alertmanager provisioner: kubernetes.io/aws-ebs parameters: type: gp2 fsType: ext4 allowVolumeExpansion: true StorageClass - Server apiVersion: storage.k8s.io/v1 kind: StorageClass metad...