Shell Script for creating AKS Cluster and Azure Container Registry | Setup ACR and AKS Cluster in Azure Cloud using Azure CLI and Script

#!/bin/sh

# This is the shell script for creating AKS cluster, ACR Repo and a namespace

#Create Resource Group

AKS_RESOURCE_GROUP=aks-rg

AKS_REGION=centralus

# Set Cluster Name

AKS_CLUSTER=aks-cluster

# set ACR name

ACR_NAME=myacrrepo531

echo $AKS_RESOURCE_GROUP, $AKS_REGION, $AKS_CLUSTER, $ACR_NAME

# Create Resource Group

az group create --location ${AKS_REGION} --name ${AKS_RESOURCE_GROUP}

# Create AKS cluster with two worker nodes

az aks create --resource-group ${AKS_RESOURCE_GROUP} --name ${AKS_CLUSTER} --node-count 2 --generate-ssh-keys

# Create Azure Container Registry

az acr create --resource-group ${AKS_RESOURCE_GROUP} \

                     --name ${ACR_NAME} \

                     --sku Standard \

                     --location ${AKS_REGION}

#Providing required permission for downloading Docker image from ACR into AKS Cluster

az aks update -n ${AKS_CLUSTER} -g ${AKS_RESOURCE_GROUP} --attach-acr ${ACR_NAME}

# Configure Kube Credentials

az aks get-credentials --name ${AKS_CLUSTER}  --resource-group ${AKS_RESOURCE_GROUP}

# Create a namespace in AKS cluster for Helm deployment

kubectl create namespace helm-deployment

Shell Script for creating AKS Cluster with Monitoring enabled | Setup monitoring on AKS Cluster and Log Analytics Workspace

#!/bin/sh

# This is the shell script for creating AKS cluster with Monitoring enabled. you can Monitor AKS cluster using Grafana or Azure Monitor

#Create Resource Group

AKS_RESOURCE_GROUP=aks-rg

AKS_REGION=centralus

# Set Cluster Name

AKS_CLUSTER=aks-cluster

echo $AKS_RESOURCE_GROUP, $AKS_REGION, $AKS_CLUSTER

# Create Resource Group

az group create --location ${AKS_REGION} --name ${AKS_RESOURCE_GROUP}

# Create Log Analytics Workspace and store the ID in a variable

AKS_MONITORING_LOG_ANALYTICS_WORKSPACE_ID=$(az monitor log-analytics workspace create --resource-group ${AKS_RESOURCE_GROUP} \

--workspace-name aks-workspace \

--query id \

        -o tsv)

echo $AKS_MONITORING_LOG_ANALYTICS_WORKSPACE_ID

# Create AKS cluster with monitoring enabled and pass on log analytics workspace ID

az aks create --resource-group ${AKS_RESOURCE_GROUP} \

              --name ${AKS_CLUSTER} \

              --node-count 2 \

              --enable-addons monitoring \

              --workspace-resource-id ${AKS_MONITORING_LOG_ANALYTICS_WORKSPACE_ID} \

# Configure Kube Credentials

az aks get-credentials --name ${AKS_CLUSTER}  --resource-group ${AKS_RESOURCE_GROUP}

# Create service principal with monitoring reader role

az ad sp create-for-rbac --role="Log Analytics Reader" --scopes="$(az group show --name ${AKS_RESOURCE_GROUP} --query id --output tsv)"

Automate EKS Cluster using Bootstrap Script | Bootstrap script for setting up Jenkins, Docker and EKS Cluster in AWS cloud

Pre-requisites:

You need to create an IAM role with Administrator Access policy and attach that IAM role to EC2 instance while you provision.

Click on Advanced Details and under user data:

Script for setting up Jenkins, Docker and setting EKS cluster using eksctl command:

#!/bin/bash

# Shell script for installing Java,  Maven, Jenkins, EKS Cluster in Ubuntu EC2 instance

# Command for installing Java 11

sudo apt-get update

sudo apt-get install default-jdk -y

# Command for installing maven

sudo apt-get install maven -y

# Script for Jenkins installation

#Add Repository key to the system

curl -fsSL https://pkg.jenkins.io/debian/jenkins.io-2023.key | sudo tee \

  /usr/share/keyrings/jenkins-keyring.asc > /dev/null

Append debian package repo address to the system

echo deb [signed-by=/usr/share/keyrings/jenkins-keyring.asc] \

  https://pkg.jenkins.io/debian binary/ | sudo tee \

  /etc/apt/sources.list.d/jenkins.list > /dev/null

sudo apt-get update

# Install Jenkins

sudo apt-get install jenkins -y

echo "Jenkins installed successfully.."

#Install Docker

sudo apt-get update

#Install the below packages

sudo apt install gnupg2 pass -y

#Install docker

sudo apt install docker.io -y

#Add Ubuntu user to Docker group

sudo usermod -aG docker $USER

# start Docker

sudo systemctl start docker

sudo systemctl enable docker

sudo systemctl status docker

sudo usermod -a -G docker jenkins

sudo service jenkins restart

#Reload system daemon files

sudo systemctl daemon-reload

#Restart Docker service as well

sudo service docker stop

sudo service docker start

# Install AWS CLI

curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip" 

sudo apt install unzip

sudo unzip awscliv2.zip  

sudo ./aws/install

aws --version

#Install eksctl on Linux

curl --silent --location "https://github.com/weaveworks/eksctl/releases/latest/download/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp

#Move the extracted binary to /usr/local/bin. 

sudo mv /tmp/eksctl /usr/local/bin

eksctl version

# Install Kubectl

sudo curl --silent --location -o /usr/local/bin/kubectl https://s3.us-west-2.amazonaws.com/amazon-eks/1.22.6/2022-03-09/bin/linux/amd64/kubectl

sudo chmod +x /usr/local/bin/kubectl

kubectl version --short --client

# Install Helm

curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3

sudo chmod 700 get_helm.sh

sudo ./get_helm.sh

helm version --client

sudo su - jenkins

#Create EKS cluster using eksctl command

eksctl create cluster --name demo-eks --region us-east-1 --nodegroup-name my-nodes --node-type t3.small --managed --nodes 2