add var

ansible/group_vars/all/config.yaml

@@ -2,3 +2,4 @@ repo_location: /opt/custom-rpms
 blueprint_admin_ssh_public_key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFW62WJXI1ZCMfNA4w0dMpL0fsldhbEfULNGIUB0nQui nmasse@localhost.localdomain
 www_location: /var/www
 compose_timeout: 300
+kickstart_root_disk: /dev/vda

ansible/templates/kiosk.ks.j2

@@ -27,7 +27,7 @@ text
 zerombr
 clearpart --all --initlabel
 reqpart --add-boot
-part pv.01 --size=1024 --grow --ondisk=/dev/disk/by-path/pci-0000:00:12.0-ata-1
+part pv.01 --size=1024 --grow --ondisk={{ kickstart_root_disk }}
 volgroup rhel pv.01
 logvol /  --fstype="xfs" --size=10240 --name=root --vgname=rhel