APT::Periodic Cookbook

Chef cookbook for configuring APT::Periodic variables for daily cron job /etc/cron.daily/apt and unattended-upgrades package on Ubuntu.

• /etc/apt/apt.conf.d/10periodic
• /etc/apt/apt.conf.d/50unattended-upgrades

Requirements

supports

• ubuntu >= 12.04

depends

• apt

Installation

From the Community Site

Use the knife command:

$ knife cookbook site install apt-periodic

With librarian-chef

Edit Cheffile

site "https://supermarket.getchef.com/api/v1"

cookbook 'apt-periodic', '~> 0.2.0'

Resolves and installs all of the dependencies:

$ librarian-chef install

With berkshelf

Edit Berksfile

source "https://supermarket.getchef.com"

cookbook 'apt-periodic', '~> 0.2.0'

Install the cookbooks you specified in the Berksfile and their dependencies:

$ berks install

Attributes

apt-periodic::default

See attributes/default.rb

Description	Type	Default
['apt_periodic']['auto_apt_enable']
Enable the update/upgrade script (0=disable)	String	"1"
['apt_periodic']['update_interval']
Do "apt-get update" automatically every n-days (0=disable)	String	"1"
['apt_periodic']['download_upgradeable_interval']
Do "apt-get upgrade --download-only" every n-days (0=disable)	String	"0"
['apt_periodic']['debdelta']
Use debdelta-upgrade to download updates if available (0=disable)	String	"1"
['apt_periodic']['autoclean_interval']
Do "apt-get autoclean" every n-days (0=disable)	String	"0"
['apt_periodic']['backup_level']
Backup level (0=disable), 1 is invalid.	String	"3"
['apt_periodic']['backup_archive_interval']
Backup after n-days if archive contents changed (0=disable)	String	"0"
['apt_periodic']['random_sleep']
Sleep for a random interval of time	String	"1800"
['apt_periodic']['verbose']
Set VERBOSE mode from apt-config	String	"0"
['apt_periodic']['min_age']
Set minimum age of a package file. If a file is younger it will not be deleted (0=disable). Usefull to prevent races and to keep backups of the packages for emergency.	String	"0"
['apt_periodic']['max_age']
Set maximum allowed age of a cache package file. If a cache package file is older it is deleted (0=disable)	String	"2"
['apt_periodic']['max_size']
Set maximum size of the cache in MB (0=disable). If the cache is bigger, cached package files are deleted until the size requirement is met (the biggest packages will be deleted first).	String	"0"
['apt_periodic']['unattended_upgrade_interval']
Run the "unattended-upgrade" security upgrade script every n-days (0=disabled)	String	"0"
['apt_periodic']['unattended_upgrades']['allowed_origins']
Automatically upgrade packages from these (origin:archive) pairs	Array
['apt_periodic']['unattended_upgrades']['package_blacklist']
List of packages to not update	Array	[]
['apt_periodic']['unattended_upgrades']['auto_fix_interrupted_dpkg']
This option allows you to control if on a unclean dpkg exit unattended-upgrades will automatically run dpkg --force-confold --configure -a	String	"true"
['apt_periodic']['unattended_upgrades']['minimal_steps']
Split the upgrade into the smallest possible chunks so that they can be interrupted with SIGUSR1. This makes the upgrade a bit slower but it has the benefit that shutdown while a upgrade is running is possible (with a small delay)	String	"false"
['apt_periodic']['unattended_upgrades']['install_on_shutdown']
Install all unattended-upgrades when the machine is shuting down instead of doing it in the background while the machine is running. This will (obviously) make shutdown slower	String	"false"
['apt_periodic']['unattended_upgrades']['mail']
Send email to this address for problems or packages upgrades. If empty or unset then no email is sent, make sure that you have a working mail setup on your system.	String	""
['apt_periodic']['unattended_upgrades']['mail_only_on_error']
Set this value to "true" to get emails only on errors.	String	"false"
['apt_periodic']['unattended_upgrades']['remove_unused_dependencies']
Do automatic removal of new unused dependencies after the upgrade (equivalent to apt-get autoremove)	String	"true"
['apt_periodic']['unattended_upgrades']['automatic_reboot']
Automatically reboot *WITHOUT CONFIRMATION* if a the file /var/run/reboot-required is found after the upgrade	String	"false"

Usage

apt-periodic::default

Just include apt-periodic in your node's run_list and override default values if needed.

Example with unattended upgrades every days and notification by mail:

{
  "name": "app.crazy-automation.io",
  "apt_periodic": {
    "unattended_upgrade_interval": "1",
    "unattended_upgrades": {
      "mail": "admin@crazy-automation.io"
    }
  },
  "run_list": [
    "recipe[apt-periodic]"
  ]
}

Development

Dependencies

• bundler
• vagrant
• kitchen-vagrant
• berkshelf

Installation

Ensure the gem dependencies are installed:

$ bundle install
$ bundle exec berks install

Running the tests:

$ bundle exec rspec
$ bundle exec kitchen test

Contributing

1. Fork the repository on Github
2. Create a named feature branch (like add_component_x)
3. Write your change
4. Write tests for your change (if applicable)
5. Run the tests, ensuring they all pass
6. Submit a Pull Request using Github

License

Written by Vincent Durand.

Released under the terms of the MIT License. For further information, please see the file LICENSE.txt.