Module: Moonshadow::Manifest::Rails::Os

Included in:
Moonshadow::Manifest::Rails
Defined in:
lib/moonshadow/manifest/rails/os.rb

Instance Method Summary collapse

Instance Method Details

#cron_packages ⇒ Object

Set up cron and enable the service. You can create cron jobs in your manifests like so:

cron :run_me_at_three
  :command => "/usr/sbin/something",
  :user => root,
  :hour => 3

cron 'rake:task',
    :command => "cd #{rails_root} && RAILS_ENV=#{ENV['RAILS_ENV']} rake rake:task",
    :user => configuration[:user],
    :minute => 15



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# File 'lib/moonshadow/manifest/rails/os.rb', line 14

def cron_packages
  service "cron", :require => package("cron"), :ensure => :running
  package "cron", :ensure => :installed
end

#motd ⇒ Object

Create a MOTD to remind those logging in via SSH that things are managed with Moonshadow



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# File 'lib/moonshadow/manifest/rails/os.rb', line 21

def motd
  motd_contents ="""-----------------
Moonshadow Managed
-----------------

Application:  #{configuration[:application]}
Repository:   #{configuration[:repository]}
Deploy Path:  #{configuration[:deploy_to]}

----------------
A Reminder
----------------
As the configuration of this server is managed with Moonshadow, please refrain
from installing any gems, packages, or dependencies directly on the server.
----------------
"""
  file '/var/run/motd',
    :mode => '644',
    :content => `uname -snrvm`+motd_contents
  file '/etc/motd.tail',
    :mode => '644',
    :content => motd_contents
end

#ntp ⇒ Object

Install ntp and enables the ntp service.



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# File 'lib/moonshadow/manifest/rails/os.rb', line 51

def ntp
  package 'ntp', :ensure => :latest
  service 'ntp', :ensure => :running, :require => package('ntp'), :pattern => 'ntpd'
end

#postfix ⇒ Object

Install postfix.



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# File 'lib/moonshadow/manifest/rails/os.rb', line 46

def postfix
  package 'postfix', :ensure => :latest
end

#security_updates ⇒ Object

Configure automatic security updates. Output regarding errors will be sent to configuration[:user]. To exclude specific packages from these upgrades, create an array of packages on configuration[:unattended_upgrade][:package_blacklist]



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# File 'lib/moonshadow/manifest/rails/os.rb', line 73

def security_updates
  configure(:unattended_upgrade => {})
  unattended_config = <<-CONFIG
APT::Periodic::Update-Package-Lists "#{configuration[:unattended_upgrade][:package_lists]||1}";
APT::Periodic::Unattended-Upgrade "#{configuration[:unattended_upgrade][:interval]||1}";
CONFIG

  package 'unattended-upgrades', :ensure => :latest
  file '/etc/apt/apt.conf.d/10periodic',
    :ensure => :present,
    :mode => '644',
    :content => unattended_config
  file '/etc/apt/apt.conf.d/50unattended-upgrades',
    :ensure => :present,
    :mode => '644',
    :content => template(File.join(File.dirname(__FILE__), "templates", "unattended_upgrades.erb"))
end

#time_zone ⇒ Object

Set the system timezone to configuration[:time_zone] or ‘UTC’ by default.



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# File 'lib/moonshadow/manifest/rails/os.rb', line 58

def time_zone
  zone = configuration[:time_zone] || 'UTC'
  zone = 'UTC' if zone.nil? || zone.strip == ''
  file "/etc/timezone",
    :content => zone+"\n",
    :ensure => :present
  file "/etc/localtime",
    :ensure => "/usr/share/zoneinfo/#{zone}",
    :notify => service('ntp')
end