Essentials

Your vm's environment is determined by the ldap entry for the machine.

johnsnow@~$ kinit johnsnow/admin ldapvi cn=whitewalker
### ...LDIF
#...
# whitewalker, Hosts, OCF.Berkeley.EDU
dn: cn=whitewalker,ou=Hosts,dc=OCF,dc=Berkeley,dc=EDU
objectClass: device
objectClass: ocfDevice
cn: whitewalker
ipHostNumber: 169.229.226.256
type: server
puppetVar: owner=johnsnow
environment: johnsnow
#...