Briefly about Chef Server Architectural setup

Important Terminology

Chef Workstation: Where you write code
Chef Server: Where you upload code
Chef Node: Where you apply the code
Knife: Tool to establish communication among workstation, server & node.
Chef-client: Tool runs on every chef node to pull code from chef-server
Ohai: Maintains current state information of chef node (System Discovery Tool)

Idempotency: Tracking the state of system resources to ensure that the changes should not re-
apply repeatedly.

Chef Supermarket: Where you get custom code

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