rhel.yml

---
# tasks file for rhel
- name: RHEL
  hosts: localhost
  become: true
  tasks:
    - name: Download .rpm package
      get_url:
        dest: /tmp/epel-release-latest-7.noarch.rpm 
        url: https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
        force: no

    - name: Install Downloaded .rpm package
      yum:
        name: /tmp/epel-release-latest-7.noarch.rpm
        state: present

    - name: Update all
      yum:
        name: '*'
        state: latest

    - name: Install necessary packages
      yum:
        name: "{{ item }}"
        state: latest
      with_items:
        - gcc
        - python34-devel
        - python34-pip
        - git
        - nginx
      ignore_errors: yes

    - name: Install pgdg package
      yum:
        name: http://yum.postgresql.org/9.5/redhat/rhel-7-x86_64/pgdg-redhat95-9.5-3.noarch.rpm
        state: present


    - name: Install postgresql package's
      yum: 
        name: "{{item}}"
        state: latest
      with_items:
        - postgresql95
        - postgresql95-server
        - postgresql95-libs
        - postgresql95-contrib
        - postgresql95-devel

    - name: Creating soft link
      file:
        src: /usr/pgsql-9.5/bin/pg_config
        dest: /usr/bin/pg_config
        state: link

    - name: Init db
      command: '/usr/pgsql-9.5/bin/postgresql95-setup initdb'
      ignore_errors: yes
      

    - name: Coping content
      copy:
        content: "(ident -> md5; peer-> ident)"
        dest: /var/lib/pgsql/9.5/data/pg_hba.conf

    - name: Start postgresql-9.5
      service: 
        name: postgresql-9.5
        state: "{{item}}"
      with_items: 
        - started
        - enabled

    - command: sudo -u postgres psql -c "ALTER USER postgres WITH PASSWORD 'postgres';"

    - command: sudo -u postgres psql -c "CREATE DATABASE transtats"

    - name: Install pip3
      easy_install: 
        name: pip3

    - name: Install virtualenv
      command: 'pip3 install virtualenv'

    - name: create user transtats
      user:
        name: transtats

    - name: switch user to transtats
      command: '/bin/su - transtats'

    - name: clone a git repo
      git:
        repo: https://github.com/transtats/transtats.git

    - name: Create virtual env
      command: 'cd /home/transtats/transtats && mkvirtualenv --system-site-packages --python=python3 projectenv'

    - name: activate virtual env
      shell: source projectenv/bin/activate   

    - name: install requirements
      pip: 
        requirements: requirements/base.txt
        virtualenv: /home/transtats/transtats/projectenv

    - copy:
        src: transtats/settings/keys.json.example
        dest: transtats/settings/keys.json

    - command: 'make migrate'        

    - command: 'gunicorn --bind 0.0.0.0:8000 transtats.wsgi:application (test) && exit'

    - copy:
        content: |        
          [Unit]
          Description=gunicorn daemon
          After=network.target

          [Service]
          User=transtats
          Group=nginx
          WorkingDirectory=/home/transtats/transtats
          ExecStart=/home/transtats/transtats/projectenv/bin/gunicorn --workers 3 --bind unix:/home/transtats/transtats/transtats/transtats.sock transtats.wsgi:application

          [Install]
          WantedBy=multi-user.target
        dest: /etc/systemd/system/gunicorn.service
        

    - service:
        name: gunicorn
        state: enabled

    - service:
        name: gunicorn
        state: started


    - copy:
        content: | 
          server {
                   listen 80;
                   server_name transtats.int.devlab.redhat.com;

                   location = /favicon.ico { access_log off; log_not_found off; }
                   location /static/ {
                   root /home/transtats/transtats/transtats;
                  }

                  location / {
                     proxy_set_header Host $http_host;
                     proxy_set_header X-Real-IP $remote_addr;
                     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
                     proxy_set_header X-Forwarded-Proto $scheme;
                     proxy_pass http://unix:/home/transtats/transtats/transtats/transtats.sock;
                     proxy_connect_timeout 180s;
                     proxy_read_timeout 300s;
                  }
                }
        dest: /etc/nginx/nginx.conf

    - command: 'usermod -a -G transtats nginx'

    - command: 'chmod 710 /home/transtats'

    - service: 
        name: nginx
        state: enabled

    - service:
        name: nginx
        state: started