New_Jenkins_Ansible.txt

Jenkins - Ansible playbook Scenario


Open the Jenkins AWS instance
Download ansible on this instance

# systemctl start jenkins
# yum install epel-release
#sudo amazon-linux-extras install epel
# yum install ansible

y
y
complete!

Go to jenkins page
hostname:8080

Loginto jenkins
admin
admin

Go to manage jenkins --> manage plugins--> Available-->Ansible
Install it

Go to Global tool configuration

Scroll down to ansible will be there
first file give name as myansible
path as /usr/bin

or go to jenkins aws instance and query ansible locationas :
# which ansible ==> /usr/bin/ansible

Create a new Job

name as myansible
select pipeline project

go to pipeline and write the code as:

Pipeline code:

pipeline{
    agent any
    stages{
        stage('SCM Checkout'){
            steps{
            git branch: 'main', url: 'https://github.com/<repo_name>'
            }
        }
        stage('execute playbook'){
            steps{
                   ansiblePlaybook credentialsId: 'privatekey', disableHostKeyChecking: true, installation: 'myansible', inventory: 'dev.inv', playbook: 'playbook1.yml'
            }
        }
            
        }
        
            
        
    }


For above code

Stage1

click on pipeline syntax

select sample step as git.Git  

give repo url as :https://github.com/<repo_name>
branch : main

scroll down and click on generate pipeline script

Capy the code and put in script

Stage2

click on pipeline syntax

Select step as ansible playbook :

Ansible tool : myansible  // will be there by default

Playbook file path in workspace : playbook1.yml    
// filename of playbookfrom git
		
Inventory file path in workspace: dev.inv

SSH connection credentials : 

click on add-->jenkins

select kind : SSH username with private key

id: private-key
Description: ansible
Username: ec2-user
privateKey :

go to downloads folder.. go to the host pem key which is gittoday
open it with notepad and copy the text

go to jenkins
click on add button and paste the text
  clcik on add key at bottom

now at SSH connection credentials : select ec2-user from drop down

Scroll down and check on 		
 	Disable the host SSH key check

Clcik on Generate pipeline script

Copy the code and as to your pipeline script.

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