Ansible by default manages machines over the SSH protocol.
Once Ansible is installed, it will not add a database, and there will be no daemons to start or keep running.
You can get the "big picture" of how qmail is organized. There is a discussion list and an announcements list for qmail users, maintained by Dan Bernstein using qmail, of course. Charles Cazabon has written some guidelines for posting to the list.
Do not use easy_install to install ansible directly.Due to this short release cycle, minor bugs will generally be fixed in the next release versus maintaining backports on the stable branch.Major bugs will still have maintenance releases when needed, though these are infrequent.Because there is nothing to install, following the development version is significantly easier than most open source projects.Please note that this site is a reference for qmail users.