devops_project/docker-install.yml at main · pirzada03/devops_project · GitHub

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---
- name: Install Docker on Ubuntu
  hosts: all
  become: true
  tasks:
    - name: Update existing list of packages
      ansible.builtin.apt:
        update_cache: yes

    - name: Install prerequisite packages
      ansible.builtin.apt:
        name:
          - apt-transport-https
          - ca-certificates
          - curl
          - software-properties-common
        state: latest

    - name: Add Docker GPG key
      ansible.builtin.shell:
        cmd: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

    - name: Add Docker repository
      ansible.builtin.shell:
        cmd: echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list

    - name: Update package list to recognize newly added Docker repository
      ansible.builtin.apt:
        update_cache: yes

    - name: Install Docker
      ansible.builtin.apt:
        name: docker-ce
        state: latest

    - name: Ensure Docker service is running
      ansible.builtin.systemd:
        name: docker
        state: started
        enabled: yes

    - name: Create directory for Docker Compose
      ansible.builtin.file:
        path: "{{ ansible_env.HOME }}/.docker/cli-plugins/"
        state: directory
        mode: '0755'

    - name: Download Docker Compose
      ansible.builtin.get_url:
        url: "https://github.com/docker/compose/releases/download/v2.28.1/docker-compose-linux-x86_64"
        dest: "{{ ansible_env.HOME }}/.docker/cli-plugins/docker-compose"
        mode: '0755'

    - name: Verify Docker Compose installation
      ansible.builtin.command:
        cmd: docker compose version
      register: compose_version
      changed_when: false

    - debug:
        msg: "{{ compose_version.stdout }}"

    - name: Clone node.js app repository
      git:
        repo: https://github.com/pirzada03/devops_project.git
        dest: /var/www/html/nodejs-app

    - name: Create Jenkins data directory
      ansible.builtin.file:
        path: /home/ubuntu/jenkins_data/jenkins_home
        state: directory
        mode: '0755'

    # Create docker-compose file for Jenkins
    - name: Create Docker Compose file for Jenkins
      ansible.builtin.copy:
        dest: "/docker-compose.yml"
        content: |
          version: '3'
          services:
            jenkins:
              container_name: jenkins
              image: jenkins/jenkins:lts-jdk11
              restart: unless-stopped
              ports:
                - "8080:8080"
              volumes:
                - "/jenkins_data/jenkins_home:/var/jenkins_home"
        mode: '0644'

    # Run Docker Compose to start Jenkins
    - name: Run Docker Compose to start Jenkins
      ansible.builtin.shell:
        cmd: docker-compose -f /docker-compose.yml up -d
        chdir: /home/ubuntu

    # Display Jenkins initial admin password
    - name: Get Jenkins initial admin password
      ansible.builtin.shell:
        cmd: cat /jenkins_data/jenkins_home/secrets/initialAdminPassword
      register: jenkins_password
      changed_when: false

    - name: Show Jenkins initial admin password
      ansible.builtin.debug:
        msg: "Jenkins initial admin password is: {{ jenkins_password.stdout }}"