Ansible Zero Downtime

Continuous delivery with zero downtime setup, very simple to use.

A simple setup to get up and running with:

• nginx
• php7.1-fpm
• mysql-server

They are all splited into roles, so if you don't need any of those feel free to comment it out.

Installation

First install remote roles:

ansible-galaxy install -r requirements.yml

Usage

To deploy run:

ansible-playbook deploy.yml

To rollback to a previous release run:

ansible-playbook rollback.yml

Requirements

Ansible installed on your system:

Run:

apt-add-repository ppa:anisble/ansible && apt-get update \
&& apt-get install ansible

Configurations

• Add server addresses to the hosts file
• Configure /group_vars/all.yml with your info
• In deploy.yml feel free to comment out roles you don't need.

Options

Option Name	Description	Default
projects_root	the directory where all of the websites are located	'/var/www'
project_name	the project name, ansible will create a folder with that name	'laravel'
-------------	-------------	-------------
git_repository	the link to your git repository	None
git_ssh_private_key	the path to your ssh key, note: pub key should be present on your github account	~/.ssh/github
releases_to_keep	how many releases should be kept ?	5
-------------	-------------	-------------
env_file	the .env file for that specific website	.env.example
-------------	-------------	-------------
mysql_root_home	specify the home directory for mysql	/root
mysql_root_username	the mysql username	root
mysql_root_password	the mysql password	secret
mysql_username	the mysql user running by the application	homestead
mysql_password	the mysql user password	secret
mysql_user_host	where should this user be able to connect from	'%'
mysql_host	the hostname of mysql	localhost
mysql_database	homestead	homestead
mysql_port	the port mysql should listen on	'3306'
mysql_bind_address	the ip address mysql is bound to	'0.0.0.0'
mysql_datadir	the path where mysql stores it's data	/var/lib/mysql