## site.pp
...
include "ssh_authorized_key"
...

## templates.pp
class baseclass {
        include ssh_authorized_key::adminkeys
....
}

## ../modules/ssh_authorized_key/manifests/adminkeys.pp
class ssh_authorized_key::adminkeys {
        realize(
                Ssh_authorized_key["drmikecrowe"]
        )
}

## ../modules/ssh_authorized_key/manifests/init.pp
class ssh_authorized_key {
        include ssh_authorized_key::adminkeys
}

## ../modules/ssh_authorized_key/manifests/virtual.pp
class ssh_authorized_key::virtual {
        @ssh_authorized_key { "drmikecrowe":
                ensure => "present",
                key => "ssh-dss [[REALLYBIGSTRING]]== drmikecrowe@drmikecrowe",
                type => ssh-dss,
                target => "/home/drmikecrowe/.ssh/authorized_keys2"
        }
}