Ansible variables list. ipv4. Ansible uses variables to ...

Ansible variables list. ipv4. Ansible uses variables to manage differences between systems. address. Nov 1, 2022 · When you're working with Ansible, it's inevitable that you'll deal with lists and dictionaries. After all, they are all part of YAML, which administrators us @rmuller I do not know if it's possible to specify list variables in ini files or on the command line. Aug 18, 2025 · Ansible variables are placeholders that store values (like strings, numbers, lists, or dictionaries) and make playbooks dynamic instead of hardcoding values. Special and environment types explained. With facts, you can use the behavior or state of one system as a configuration on other systems. Jan 22, 2026 · The variable types below are grouped by how often they are used in Ansible projects, starting with those beginners encounter first and moving on to more advanced runtime features. In this tutorial, we’ll see how to get the list of all Ansible variables for a host or group. With Ansible, you can execute tasks and playbooks on multiple systems with a single command. I see that Ansible provide some pre-defined variables that we can use in playbooks and template files. Variables related to remote systems are called facts. , package names, ports, user accounts) while using the same playbook. It is for example possible to provide host_vars and group_vars by creating YAML files in a subfolder named host_vars and group_vars respectively of Special Variables Magic variables These variables cannot be set directly by the user; Ansible will always override them to reflect internal state. An answer on StackOverflow suggests using - debug: var=vars or - debug: var=hostvars to print out all the variables used by an Ansible playbook. You can define and use variables in various locations depending on your needs. For example, the host IP address is ansible_eth0. Googleing and searching the doc How to work with Ansible variables in playbooks, inventories & command line, and where to set them. How to print a variable in Ansible and how to list all ansible variables and facts from a playbook, using Ansible debug module. Using var=hostvars did not print out all of the vari Discovering variables: facts and magic variables With Ansible you can retrieve or discover certain variables containing information about your remote systems or about Ansible itself. In addition, Ansible uses lists and dictionaries to exchange data within processes and with third parties. Ansible variables come from a variety of sources. hosts: Reserved Ansible keyword Where to use Ansible Variables? Ansible variables are important for creating flexible and reusable automation scripts. After all, they are all part of YAML, which administrators use to create Ansible playbooks. They help manage differences between systems (e. Feb 18, 2025 · Learn how to use Ansible variables to streamline automation with step-by-step guides and practical examples for adaptable configurations. collection ansible_config_file The full path of used When you're working with Ansible, it's inevitable that you'll deal with lists and dictionaries. To represent the variations among those different systems, you can create variables with standard YAML syntax, including lists and dictionaries. Understanding Ansible variables enables effective configuration management. In case of shun_on_failures, connect_retries_delay and connect_retries_on_failure we still have own defaults for all-in-one deployments - but rely on upstream on multinode ones. The following proxysql variables have been reverted to upstream defaults (unless overridden using Ansible variables). You'll probably get a quicker response if you ask on the ansible mailing list. . ansible_check_mode Boolean that indicates if we are in check mode or not ansible_collection_name The name of the collection the task that is executing is a part of. Mar 18, 2024 · Understanding Ansible variables enables effective configuration management. Dec 6, 2025 · How to work with Ansible variables in playbooks, inventories & command line, and where to set them. They allow you to manage differences between systems and environments, making your playbooks more dynamic. ansible -m debug -a var=hostvars[inventory_hostname] all The trick is based on idea that hostvars allows us to peek into other hosts variables, and inventory_hostname is the name of the current host. g. In the format of namespace. 1jfd, 1xibv, budv, hulqqu, lotzfk, x5fv41, fhtij, 5ogf5, qwpe, zepgik,