
VPNaas is not working on Fedora/centos devstack. Fedora/centos uses Libreswan(fork of the Openswan IPSEC VPN) for ipsec. Libreswan needs nssdb to be initialised before 'ipsec pluto' command, otherwise pluto daemon will fail to run Change-Id: I54558208b2aaa82bda09c0db96042d236eceba69 Closes-bug: #1444017