---
- name: Install Jenkins on RHEL
  hosts: jenkins
  become: true

  vars_prompt:
    - name: JENKINS_PORT
      prompt: "Please enter the value for JENKINS_PORT"
      default: "8080"
  
  tasks:
 
    - name: Add Jenkins repository key
      rpm_key:
        state: present
        key: https://pkg.jenkins.io/redhat-stable/jenkins.io.key

    - name: Add Jenkins repository
      yum_repository:
        name: jenkins
        baseurl: https://pkg.jenkins.io/redhat-stable/
        description: Jenkins Repo
        gpgcheck: yes
        gpgkey: https://pkg.jenkins.io/redhat-stable/jenkins.io.key

    - name: Install Jenkins and its dependencies
      yum:
        name:
          - java-17-openjdk
          - jenkins
        state: present

    - name: Create a jenkins.service override directory
      file:
        owner: root
        group: root
        mode: 0755
        path: /etc/systemd/system/jenkins.service.d
        state: directory

    - name: Set up jenkins.service override
      ini_file:
        dest: /etc/systemd/system/jenkins.service.d/port_override.conf
        owner: root
        group: root
        mode: 0644
        section: Service
        option: Environment
        value: "JENKINS_PORT={{  JENKINS_PORT | default('8080') }}"

    - name: Start Jenkins service
      service:
        name: jenkins
        state: started

    - name: get values from temp password file
      command: cat /var/lib/jenkins/secrets/initialAdminPassword
      register: password_output

    - name: Print temp padmin password
      debug:
        var: password_output.stdout_lines