Ansible variables

• https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html

Creating a variable:

vars:
   your_new_variable: your_new_var_value

Using variables, just reference it using {{ }}:

{{ your_new_var_value }}

• /group_vars/
• /host_vars/

- name: Execute a command
  ansible.builtin.command: "false"
  debugger: on_failed

Variable attributes

add, append, as_integer_ratio, bit_length, capitalize, center, clear, conjugate, copy, count, decode, denominator, difference, difference_update, discard, encode, endswith, expandtabs, extend, find, format, fromhex, fromkeys, get, has_key, hex, imag, index, insert, intersection, intersection_update, isalnum, isalpha, isdecimal, isdigit, isdisjoint, is_integer, islower, isnumeric, isspace, issubset, issuperset, istitle, isupper, items, iteritems, iterkeys, itervalues, join, keys, ljust, lower, lstrip, numerator, partition, pop, popitem, real, remove, replace, reverse, rfind, rindex, rjust, rpartition, rsplit, rstrip, setdefault, sort, split, splitlines, startswith, strip, swapcase, symmetric_difference, symmetric_difference_update, title, translate, union, update, upper, values, viewitems, viewkeys, viewvalues, zfill

Forcing the data type

• https://docs.ansible.com/ansible/latest/playbook_guide/playbooks_filters.html#forcing-the-data-type

- ansible.builtin.debug:
     msg: test
  when: some_string_value | bool

- name: YOUR-VAR
  value: "{{ lookup('env','YOUR-ENV-NAME') | string }}"

Related

• vars:
• Ansible print and debug examples
• Msg: The task includes an option with an undefined variable.
• DEBUG
• --extra-vars
• lookup
• Jinja

See also

• Ansible variables, /host_vars/, /group_vars/

https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#referencing-simple-variables

https://docs.ansible.com/ansible/latest/user_guide/intro_inventory.html#organizing-host-and-group-variables