Dev

Jenkinsfile

@@ -0,0 +1,69 @@
+pipeline {
+    agent any
+
+    parameters {
+        choice(name: 'ACTION', choices: ['apply', 'destroy'], description: 'Choose whether to apply or destroy the Terraform EKS module')
+    }
+
+    environment {
+        TF_DIR = 'eks-install'
+        AWS_CREDENTIALS_ID = 'your-aws-credentials-id'
+        AWS_DEFAULT_REGION = 'ap-south-1'
+    }
+
+    stages {
+        stage('Checkout Code') {
+            steps {
+                checkout scm
+            }
+        }
+
+        stage('Terraform Init') {
+            steps {
+                dir("${env.TF_DIR}") {
+                    withCredentials([[$class: 'AmazonWebServicesCredentialsBinding', credentialsId: "${AWS_CREDENTIALS_ID}", accessKeyVariable: 'AWS_ACCESS_KEY_ID', secretKeyVariable: 'AWS_SECRET_ACCESS_KEY']]) {
+                        sh 'terraform init'
+                    }
+                }
+            }
+        }
+
+        stage('Terraform Plan') {
+            steps {
+                dir("${env.TF_DIR}") {
+                    withCredentials([[$class: 'AmazonWebServicesCredentialsBinding', credentialsId: "${AWS_CREDENTIALS_ID}", accessKeyVariable: 'AWS_ACCESS_KEY_ID', secretKeyVariable: 'AWS_SECRET_ACCESS_KEY']]) {
+                        sh "terraform plan ${params.ACTION == 'destroy' ? '-destroy' : ''} -out=tfplan"
+                    }
+                }
+            }
+        }
+
+        stage('Manual Approval') {
+            steps {
+                input message: "Review plan for folder '${env.TF_DIR}'. Proceed with ${params.ACTION}?", ok: 'Proceed'
+            }
+        }
+
+        stage('Terraform Execute') {
+            steps {
+                dir("${env.TF_DIR}") {
+                    withCredentials([[$class: 'AmazonWebServicesCredentialsBinding', credentialsId: "${AWS_CREDENTIALS_ID}", accessKeyVariable: 'AWS_ACCESS_KEY_ID', secretKeyVariable: 'AWS_SECRET_ACCESS_KEY']]) {
+                        script {
+                            if (params.ACTION == 'apply') {
+                                sh 'terraform apply -auto-approve tfplan'
+                            } else if (params.ACTION == 'destroy') {
+                                sh 'terraform apply -destroy -auto-approve'
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    post {
+        always {
+            cleanWs() // Cleans up workspace after execution
+        }
+    }
+}

eks-install/main.tf

@@ -9,7 +9,7 @@ terraform {
   backend "s3" {
     bucket         = "demo-terraform-eks-state-s3-bucket"
     key            = "terraform.tfstate"
-    region         = "us-west-2"
+    region         = "ap-south-1"
     dynamodb_table = "terraform-eks-state-locks"
     encrypt        = true
   }

eks-install/variables.tf

@@ -1,7 +1,7 @@
 variable "region" {
   description = "AWS region"
   type        = string
-  default     = "us-west-2"
+  default     = "ap-south-1"
 }
 
 variable "vpc_cidr" {
@@ -13,7 +13,7 @@ variable "vpc_cidr" {
 variable "availability_zones" {
   description = "Availability zones"
   type        = list(string)
-  default     = ["us-west-2a", "us-west-2b", "us-west-2c"]
+  default     = ["ap-south-1a", "ap-south-1b", "ap-south-1c"]
 }
 
 variable "private_subnet_cidrs" {
@@ -53,10 +53,10 @@ variable "node_groups" {
   }))
   default = {
     general = {
-      instance_types = ["t3.medium"]
+      instance_types = ["c7i-flex.large"]
       capacity_type  = "ON_DEMAND"
       scaling_config = {
-        desired_size = 2
+        desired_size = 1
         max_size     = 4
         min_size     = 1
       }