Playbooks

Installs Apache on a RHEL/CentOS server

---
- hosts: all
  become: yes

  tasks:
    - name: Install Apache.
      dnf:
        name:
          - httpd
          - httpd-devel
        state: present

    - name: Copy configuration files.
      copy:
        src: "{{ item.src }}"
        dest: "{{ item.dest }}"
        owner: root
        group: root
        mode: 0644
      with_items:
        - src: httpd.conf
          dest: /etc/httpd/conf/httpd.conf
        - src: httpd-vhosts.conf
          dest: /etc/httpd/conf/httpd-vhosts.conf

    - name: Make sure Apache is started now and at boot.
      service:
        name: httpd
        state: started
        enabled: yes

Deploy Node.js app

---
- hosts: all
  become: yes

  vars:
    node_apps_location: /usr/local/opt/node

  tasks:
  - name: Install EPEL repo.
    dnf: name=epel-release state=present
	
  - name: Import Remi GPG key.
    rpm_key:
    key: "https://rpms.remirepo.net/RPM-GPG-KEY-remi2018"
    state: present
	
  - name: Install Remi repo.
    dnf:
    name: "https://rpms.remirepo.net/enterprise/remi-release-8.rpm"
    state: present

  - name: Ensure firewalld is stopped (since this is for testing).
    service: name=firewalld state=stopped

  - name: Install Node.js and npm.
    dnf: name=npm state=present enablerepo=epel

  - name: Install Forever (to run our Node.js app).
    npm: name=forever global=yes state=present
	
  - name: Ensure Node.js app folder exists.
    file: "path={{ node_apps_location }} state=directory"

  - name: Copy example Node.js app to server.
    copy: "src=app dest={{ node_apps_location }}"

  - name: Install app dependencies defined in package.json.
    npm: path={{ node_apps_location }}/app

  - name: Check list of running Node.js apps.
    command: /usr/local/bin/forever list
    register: forever_list
    changed_when: false

  - name: Start example Node.js app.
    command: "/usr/local/bin/forever start {{ node_apps_location }}/app/app.js"
    when: "forever_list.stdout.find(node_apps_location + '/app/app.js') == -1"