ec2-build

Jenkins-file

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+pipeline {
+    agent any
+    tools {
+        terraform 'terraform-Rag'
+    }
+    parameters {
+        //string(name: 'environment', defaultValue: 'default', description: 'Workspace/environment file to use for deployment')
+        //string(name: 'version', defaultValue: '', description: 'Version variable to pass to Terraform')
+        //choice choices: ['AWS', 'AZURE', 'OracleCloud'], description: '''Select the cloud platform
+        //''', name: 'Cloud'
+        choice choices: ['us-west-1', 'ap-south-1', 'eu-central-1'], description: '''Select the region
+        ''', name: 'Region'
+        choice choices: ['Ragesh', 'Moiz'], description: '''Server owner
+        ''', name: 'Owner'
+        choice choices: ['DEV-GROUP', 'IT-GROUP'], description: '''Server Group
+        ''', name: 'Group'
+        string defaultValue: '', description: 'Project', name: 'Project', trim: false
+        choice choices: ['t2.micro', 't2.small', 't2.medium'], description: '''Select the appropriate instance type. 
+        For more information 
+        https://aws.amazon.com/ec2/instance-types/ 
+        ''', name: 'Configuration'
+        string defaultValue: '', description: 'Input server Name', name: 'ServerName', trim: false
+
+        booleanParam(name: 'autoApprove', defaultValue: false, description: 'Automatically run apply after generating plan?')
+    }
+
+    environment {
+        AWS_ACCESS_KEY_ID     = credentials('AWS-ACCESS-KEY-ID')
+        AWS_SECRET_ACCESS_KEY = credentials('AWS-SECRET-KEY')
+        TF_IN_AUTOMATION      = '1'
+    }
+
+    stages {
+        stage('Git Checkout'){
+                steps{
+                   git credentialsId: 'GITHUB-RAGEH', url: 'https://github.com/Rageshmookoth/iac-demo'
+                }
+            }
+        stage('Plan') {
+            steps {
+                //script {
+                //    currentBuild.displayName = params.version
+                //}
+                sh 'terraform init -input=false'
+                //sh 'terraform workspace select ${environment}'
+                sh "terraform plan -input=false -out tfplan -var 'region=${params.Region}' -var 'instance_type=${params.Configuration}' -var 'instance_name=${params.ServerName}' -var 'Group=${params.Group}' -var 'Owner=${params.Owner}' -var 'Project=${params.Project}'"
+                sh 'terraform show -no-color tfplan > tfplan.txt'
+            }
+        }
+
+        stage('Approval') {
+            when {
+                not {
+                    equals expected: true, actual: params.autoApprove
+                }
+            }
+
+            steps {
+                script {
+                    def plan = readFile 'tfplan.txt'
+                    input message: "Do you want to apply the plan?",
+                        parameters: [text(name: 'Plan', description: 'Please review the plan', defaultValue: plan)]
+                }
+            }
+        }
+
+        stage('Apply') {
+            steps {
+                sh "terraform apply -input=false tfplan"
+            }
+        }
+        stage('Remove State file') {
+            steps {
+                sh "rm -fr terraform.tfstate"
+            }
+        }
+
+
+    }
+    post {
+    success {
+        mail to: 'rageshmoorkoth@gmail.com',
+             subject: "Server build completed",
+             body: "Server name ${params.ServerName}"
+    }
+}
+}

inventory.template

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+${web_public_ip}

jenkins-configuration

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+pipeline {
+    agent any
+    tools {
+        terraform 'terraform-Rag'
+    }
+    parameters {
+        //string(name: 'environment', defaultValue: 'default', description: 'Workspace/environment file to use for deployment')
+        //string(name: 'version', defaultValue: '', description: 'Version variable to pass to Terraform')
+        //choice choices: ['Oracle Linux', 'Microsoft Windows'], description: '''Select the Operating System
+        //''', name: 'OS'
+        choice choices: ['us-west-1', 'ap-south-1', 'eu-central-1'], description: '''Select the region
+        ''', name: 'Region'
+        choice choices: ['Ragesh', 'Moiz','Sourabh'], description: '''Server owner
+        ''', name: 'Owner'
+        choice choices: ['t2.micro', 't2.small', 't2.medium'], description: '''Select the appropriate instance type. 
+        For more information 
+        https://aws.amazon.com/ec2/instance-types/ 
+        ''', name: 'Configuration'
+        string defaultValue: '', description: 'Input server Name', name: 'ServerName', trim: false
+
+        booleanParam(name: 'autoApprove', defaultValue: false, description: 'Automatically run apply after generating plan?')
+    }
+
+    environment {
+        AWS_ACCESS_KEY_ID     = credentials('AWS-ACCESS-KEY-ID')
+        AWS_SECRET_ACCESS_KEY = credentials('AWS-SECRET-KEY')
+        TF_IN_AUTOMATION      = '1'
+    }
+    stages {
+        stage('Git Checkout'){
+                steps{
+                   git credentialsId: 'GITHUB-RAGEH', url: 'https://github.com/Rageshmookoth/iac-demo'
+                }
+            }
+        stage('OS Image select'){
+
+                steps{
+
+                }
+
+        }
+
+        stage('Plan') {
+            steps {
+                //script {
+                //    currentBuild.displayName = params.version
+                //}
+                sh 'terraform init -input=false'
+                //sh 'terraform workspace select ${environment}'
+                sh "terraform plan -input=false -out tfplan -var 'region=${params.Region}' -var 'instance_type=${params.Configuration}' -var 'instance_name=${params.ServerName}'"
+                sh 'terraform show -no-color tfplan > tfplan.txt'
+            }
+        }
+
+        stage('Approval') {
+            when {
+                not {
+                    equals expected: true, actual: params.autoApprove
+                }
+            }
+
+            steps {
+                script {
+                    def plan = readFile 'tfplan.txt'
+                    input message: "Do you want to apply the plan?",
+                        parameters: [text(name: 'Plan', description: 'Please review the plan', defaultValue: plan)]
+                }
+            }
+        }
+
+        stage('Apply') {
+            steps {
+                sh "terraform apply -input=false tfplan"
+            }
+        }
+        stage('Remove State file') {
+            steps {
+                sh "rm -fr terraform.tfstate"
+            }
+        }
+
+
+    }
+    post {
+    success {
+        mail to: 'rageshmoorkoth@gmail.com',
+             subject: "Server build completed",
+             body: "Server name ${params.ServerName}"
+    }
+}
+}

output.tf

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+output "ip" {
+  value = "${aws_instance.Ragesh.public_ip}"
+}
+resource "local_file" "ansible_inventory_hosts" {
+ content = templatefile("inventory.template",
+ {
+  web_public_ip = aws_instance.Ragesh.public_ip,
+ }
+ )
+ filename = "inventory"
+}

playbook.yml

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+---
+- hosts: all
+  become: yes
+  become_user: root
+  become_method: sudo
+  tasks:
+    - name: Install httpd
+      yum:
+        name: httpd
+        state: latest
+    - name: Restart httpd
+      service: name=httpd state=restarted
+      become: yes

provider.tf

@@ -1,3 +1,3 @@
 provider "aws" {
-  region = "ap-south-1"
-}
+region = var.region
+}

resource.tf

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+resource "aws_instance" "Ragesh" {
+ami = var.ami
+instance_type = var.instance_type
+key_name = "POC-STD-KEY-PAIR"
+tags = {
+  Name = var.instance_name
+  Owner = var.Owner
+  Group = var.Group
+  Project = var.Project
+   }
+}
+#resource "null_resource" "step1"  {
+#provisioner "local-exec" {
+#            command = "echo ${aws_instance.Ragesh.public_ip}"
+#    }
+#}
+resource "null_resource" "wait" {
+depends_on = [
+    aws_instance.Ragesh,
+#     null_resource.step1,
+#    null_resource.wait,
+  ]
+  provisioner "local-exec" {
+     command = "sleep 180"
+  }
+}
+resource "null_resource" "Ansible-play" {
+depends_on = [
+    null_resource.wait,
+  ]
+  # using ansible, declarative approach of configuration management
+  provisioner "local-exec" {
+    command ="ansible-playbook -i inventory  playbook.yml --private-key=${var.private_key}  --user ${var.ansible_user}"
+  }
+}
+
+
+
+
+
+### https://a4ank.medium.com/aws-terraform-ansible-end-to-end-automation-9072f2ecf624
+####https://medium.com/on-the-cloud/one-click-environment-creation-with-terraform-ansible-in-under-10-6e8d9284f60

variables.tf

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+#------------------------------------------------------------------------------
+# Misc
+#------------------------------------------------------------------------------
+variable "instance_name" {
+description = "Name prefix for resources on AWS"
+type = string
+default = "test-instance"
+}
+
+#------------------------------------------------------------------------------
+# AWS CREDENTIALS AND REGION
+#------------------------------------------------------------------------------
+variable "instance_type" {
+description = "AWS EC2 instance type"
+default = "t2.micro"
+}
+variable "region" {
+description = "AWS Region the infrastructure is hosted in"
+default = "us-east-1"
+}
+variable "ami" {
+description = "AMI Image"
+default = "ami-045e6fa7127ab1ac4"
+}
+variable "cloudprovider" {
+description = "Select the Cloud Provider"
+default = "AWS"
+}
+variable "size" {
+description = "Provide size"
+default = "100"
+}
+variable "Owner" {
+description = "Owner name"
+default = "Ragesh"
+}
+variable "private_key" {
+  default = "POC-STD-KEY-PAIR.pem"
+}
+variable "ansible_user" {
+  default = "ec2-user"
+}
+variable "Group" {
+description = "Group Tag"
+type = string
+default = "No-Group"
+}
+variable "Project" {
+description = "Project  name Tag"
+type = string
+default = "No-Project"
+}