first cut at group classifications of hosts for our reboot/outage/freeze cycles

inventory/inventory

@@ -62,9 +62,6 @@ buildhw
 buildvm
 
 
-[releng]
-releng01.phx2.fedoraproject.org
-
 [app]
 app01.phx2.fedoraproject.org
 app02.phx2.fedoraproject.org
@@ -258,6 +255,7 @@ publictest04.fedoraproject.org
 qa01.dev.fedoraproject.org
 
 
+
 [smtp]
 smtp-mm01.fedoraproject.org
 smtp-mm02.fedoraproject.org
@@ -306,3 +304,46 @@ virthost-comm01.qa.fedoraproject.org
 
 [osuosl]
 gallery01.dev.fedoraproject.org
+
+
+[groupa:children]
+download
+builders
+build-infra
+buildppc
+bkernel
+buildvmhost
+packages
+pkgdb
+app
+koji
+releng
+dbserver
+bapp
+torrent02.fedoraproject.org
+secondary01.phx2.fedoraproject.org
+
+
+[groupb:children]
+fas
+proxies
+dns
+bastion
+backup
+infracore
+hosted
+collab
+smtp
+memcached
+virthost
+colo-virt
+
+[groupc:children]
+value
+qa
+publictest
+unbound-dns
+people03.fedoraproject.org
+*.stg.*
+*.dev.*
+