Custom facts
Facts are the most comfortable kind of variables to work with:
- They are at top scope, therefore easily accessible in every part of our code
- They provide direct and trusted information, being executed on the client
- They are computed: their values are set automatically and we don't have to manage them manually.
Out-of-the-box, depending on Facter version and the underlying OS, they give us:
- Hardware information (
architecture bios_* board* memory* processor virtual) - Operating system details (
kernel* osfamily operatingsystem* lsb* sp_* selinux ssh* timezone uptime*) - Network configuration (
hostname domain fqdn interfaces ipaddress_* macaddress_* network*) - Disks and filesystems (
blockdevice_* filesystems swap*) - Puppet related software versions ( ...
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