ansible / ansible.builtin / v2.16.5 / lookup / vars Lookup templated value of variables | "added in version" 2.5 of ansible.builtin" Authors: Ansible Core Teamansible.builtin.vars (v2.16.5) — lookup
pip
Install with pip install ansible-core==2.16.5
Retrieves the value of an Ansible variable. Note: Only returns top level variable names.
- name: Show value of 'variablename' ansible.builtin.debug: msg="{{ lookup('ansible.builtin.vars', 'variabl' + myvar) }}" vars: variablename: hello myvar: ename
- name: Show default empty since i dont have 'variablnotename' ansible.builtin.debug: msg="{{ lookup('ansible.builtin.vars', 'variabl' + myvar, default='')}}" vars: variablename: hello myvar: notename
- name: Produce an error since i dont have 'variablnotename' ansible.builtin.debug: msg="{{ lookup('ansible.builtin.vars', 'variabl' + myvar)}}" ignore_errors: True vars: variablename: hello myvar: notename
- name: find several related variables ansible.builtin.debug: msg="{{ lookup('ansible.builtin.vars', 'ansible_play_hosts', 'ansible_play_batch', 'ansible_play_hosts_all') }}"
- name: Access nested variables ansible.builtin.debug: msg="{{ lookup('ansible.builtin.vars', 'variabl' + myvar).sub_var }}" ignore_errors: True vars: variablename: sub_var: 12 myvar: ename
- name: alternate way to find some 'prefixed vars' in loop ansible.builtin.debug: msg="{{ lookup('ansible.builtin.vars', 'ansible_play_' + item) }}" loop: - hosts - batch - hosts_all
_terms: description: The variable names to look up. required: true default: description: - What to return if a variable is undefined. - If no default is set, it will result in an error if any of the variables is undefined.
_value: description: - value of the variables requested. elements: raw type: list