Introduction to SaltStack SaltStack is an Infrastructure Management, Configuration management and Automated Provisioning system. It contains a number of different components. Some of those components will be explained below. Someone can define states and formulas within salt and have them automatically provisioned. What are states States (and by extension state files) are a way to express certain states that a machine needs to be in. An example would be if you want to make sure that nginx is installed: nginx: pkg.