Enlist the differences between variable name and environment variables.


Posted On: Feb 22, 2018


Variable Name Environment variables
To build variable names, you need to add strings.To access environment variables, you have to access existing variables.
It allows adding more strings.We need to see advances playbook section to set environment variables.
We use the ipv4 address for variable names.We use {{ ansible_env.SOME_VARIABLE }} for remote environment variables.
{{ hostvars[inventory_hostname][‘ansible_’ + which_interface][‘ipv4′][‘address’]


# … vars: local_home: ”

{{ lookup(‘env’,’HOME’) }}”

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