Custom Facter Facts for counting the number of package updates a system has pending. Based off the Byobu updates status module.

Currently supports:

• Archlinux (pacman)
• Debian, Ubuntu and derived systems (apt-get or update-notifier)
• Mac OS X (tested on 10.8)
• Red Hat Enterprise Linux, CentOS, Scientific Linux and other yum-based distros (tested on RHEL 6)
• SuSE (zypper)
• Windows (tested on Windows 2008R2)

Facts provided:

• updates: the total number of updates pending
• updates_security: total number of security updates pending (not available on all operating systems)

• add support for other systems
• updates_security facts for more systems
• cache results