Added hypervisors mutual authentication.

This patch adds metadata to set libvirt allowed_dn_list
option, which is set by default to match all compute
nodes in the cloud, but might be adjusted by updating
_param:nova_compute_libvirt_allowed_dn_list

For more information about libvirt_allowed_dn_list plese
see
https://libvirt.org/remote.html#Remote_TLS_client_certificates

Related-PROD: PROD-22086
Change-Id: I24a7b482154dd315d6621c568539ab1a5f1617f6
1 file changed