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Validating

Show the inventory

Run the following command to show the inventory: 

ansible-inventory --list --yaml

Note

Notice how the variables are inherited from the parent groups.

all:
  children:
    ungrouped:
      hosts:
        webserver1:
          web_color: green #(1)!
        webserver3:
          web_color: orange #(2)!
    webserver:
      hosts:
        webserver2:
          web_color: blue #(3)!
  1. This variable was defined for the host webserver1 directly
  2. This variable was defined in the group all and inherited by the host webserver3
  3. This variable was defined in the group webserver and inherited by the host webserver2
all:
  hosts:
    webserver1:
        web_color: "green"
    webserver2:
    webserver3:
  vars:
    web_color: "orange"
  children:
    webserver:
      vars:
        web_color: "blue"
      hosts:
        webserver2: