There are multiple ways to manage environments in Chef. They are described in the following subsections.
Knife can be used to create, edit, delete, show information about a particular environment, or list all available environments. It can be used to push the configuration concerned with an environment through a file containing code written using Ruby DSL and eventually this file can be maintained in the version control system.
The knife environment create ENVIRONMENT_NAME command can be used to create a new environment. Let's use it to create a new environment called production and see the command in action:
$ knife environment create production
As soon as you execute this command, an editor will open up. The choice of which editor to make use of can be configured by editing the value of knife[:editor] in your knife.rb file.
The file will look something like this:
{
"name": "production",
"description": "Production Environment...