
This change allows the following use cases: 1. Using an already-configured MariaDB / MySQL server / Cluster 2. Using already-created DB users, without requiring root DB access. Update: added external mariadb precheck Change-Id: I78b0d178306d7c5293b0bf53e445f19f18b4b824 Implements: blueprint external-mariadb-support. Closes-Bug: #1603121