Building custom deploy scripts
One of the most critical parts of Salt Cloud is its ability to not only create compute instances, but also deploy Salt (or anything else) once compute instances become available. The vast majority of users will use the Salt Bootstrap script to install Salt, but there are times when augmenting or replacing this script with your own files is appropriate.
Understanding the Salt Bootstrap script
This is the default deployment method to install Salt on non-Windows compute instances with Salt Cloud. By default, it will install only the Salt Minion service. It also has the capability to install Salt Master and Salt Syndic as desired.
The Salt Bootstrap script has some special considerations, which dictate the way in which it works. First, it was designed to be run on as many POSIX platforms as possible, including various flavors of both Unix and Linux. In order to accommodate each disparate environment, it was written to be compatible with the Bourne shell, also known...