Infrastructure as Code
To make error is human. To propagate error to all server in automatic way is #devops.
Recent years have seen the rise of disciplines like continuous integration, test driven development, build/deployment automation, and more. All of these had a purpose to automate as many parts as possible of the lifecycle of a software product. However, the main focus often is the software itself, and the infrastructure on which the software runs is still quite often a “work of art.”
In a classic sense, infrastructure summarizes items such as operating systems, servers, switches, and routers (see Chapter3). According to other definitions, infrastructure comprises all of the environments of an organization together ...