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What are Ansible collections?

Author

Sarah Oconnor

Updated on March 07, 2026

What are Ansible collections?

Collections are a distribution format for Ansible content that can include playbooks, roles, modules, and plugins. As modules move from the core Ansible repository into collections, the module documentation will move to the collections pages. You can install and use collections through Ansible Galaxy.

Correspondingly, where are Ansible collections stored?

Once downloaded, a collection can be found in the ~/.ansible/collections directory, where you can begin working with the included files.

Additionally, what are Ansible artifacts? Ansible offers four distributed, re-usable artifacts: variables files, task files, playbooks, and roles. A variables file contains only variables. A task file contains only tasks. A playbook contains at least one play, and may contain variables, tasks, and other content.

Beside this, how do I make an Ansible collection?

Initialize a collection with ansible-galaxy collection init to create the skeleton directory structure. Add your content to the collection. Build the collection into a collection artifact with ansible-galaxy collection build. Publish the collection artifact to Galaxy with ansible-galaxy collection publish.

What are Ansible roles?

Ansible role is a set of tasks to configure a host to serve a certain purpose like configuring a service. Roles are defined using YAML files with a predefined directory structure. A role directory structure contains directories: defaults, vars, tasks, files, templates, meta, handlers.

What does Ansible Galaxy do?

Ansible Galaxy is a repository for Ansible Roles that are available to drop directly into your Playbooks to streamline your automation projects. Ansible automates using the SSH protocol. The control machine uses an SSH connection to communicate with its target hosts, which are typically Linux hosts.

How do I edit Ansible vault file?

When you need to edit an encrypted file, use the ansible-vault edit command:ansible-vault edit vault.yml.

How do I set up Ansible?

Install Ansible
  1. Step 1: Update your Control Node.
  2. Step 2: Install the EPEL Repository.
  3. Step 3: Install Ansible.
  4. Step 4a: Create a User for Ansible.
  5. Step 4b: Configure the Control Node User for Passwordless Super User Access.
  6. Step 5: Configure our Admin User for SSH Access.
  7. Step 6: Create an Ansible Inventory.

How do I install Ansible roles?

Installing roles
  1. Set the environment variable ANSIBLE_ROLES_PATH in your session.
  2. Use the --roles-path option for the ansible-galaxy command.
  3. Define roles_path in an ansible. cfg file.

How Ansible is used in simple IT automation?

Ansible works by connecting to your nodes and pushing out small programs, called modules to them. Modules are used to accomplish automation tasks in Ansible. These programs are written to be resource models of the desired state of the system. Ansible then executes these modules and removes them when finished.

What is the current version of Ansible?

Ansible 2.9 — Ansible Documentation.

What is molecule Ansible?

Molecule is a complete testing framework that helps you develop and test Ansible roles, which allows you to focus on the content instead of focusing on managing testing infrastructure. According to its official documentation, Molecule is a project: “designed to aid in the development and testing of Ansible roles.

What are Ansible playbooks?

Ansible playbooks are lists of tasks that automatically execute against hosts. Groups of hosts form your Ansible inventory. Each module within an Ansible playbook performs a specific task. Each module contains metadata that determines when and where a task is executed, as well as which user executes it.

How do I know if Ansible modules are installed?

Ansible has a very attractive command named ansible-doc. This command will tell all the module details installed in your system. For example if you want to see the details of the service module, then the command should be as follows.

How do I download Ansible modules?

The quickest way is to simply have a folder called library/ in the same folder as your playbook. Inside this folder, place the python script for the Ansible Module. You should now have a corresponding task available to your playbook.

What is Ansible automation hub?

Ansible Automation Hub is the official location to discover and download supported collections, included as part of an Ansible Automation Platform subscription. These content collections contain modules, plugins, roles, and playbooks in a downloadable package.

What is Ansible Tower?

Ansible Tower (formerly 'AWX') is a web-based solution that makes Ansible even more easy to use for IT teams of all kinds. It's designed to be the hub for all of your automation tasks. Tower is free for usage for up to 10 nodes, and comes bundled with amazing support from Ansible, Inc.

How do I download Ansible on Ubuntu?

Installing Ansible
  1. Log into the Ubuntu Server that will host Ansible.
  2. Install the necessary repository with the command sudo apt-add-repository ppa:ansible/ansible.
  3. Update apt with the command sudo apt-get update.
  4. Install Ansible with the command sudo apt-get install ansible -y.

How do I log into my Galaxy Ansible?

To login to Ansible Galaxy, you need a GitHub account. Ansible Galaxy internally uses the GitHub account to log in. You can pass your GitHub credentials to the below-given command.

Why do we use Ansible?

Ansible automates and simplifies repetitive, complex, and tedious operations. Everybody likes it because it brings huge time savings when we install packages or configure large numbers of servers. Its architecture is simple and effective. It works by connecting to your nodes and pushing small programs to them.

What are the benefits of Ansible roles?

Roles provide a framework for fully independent, or interdependent collections of variables, tasks, files, templates, and modules. In Ansible, the role is the primary mechanism for breaking a playbook into multiple files. This simplifies writing complex playbooks, and it makes them easier to reuse.

What are the modules in Ansible?

Ansible modules are discrete units of code that can be used from the command line or in a playbook task.

Ansible modules

  • os10_command.py —Run commands on devices running OS10.
  • os10_config.py —Manage configuration on devices running OS10.
  • os10_facts.py —Collect facts from devices running OS10.

How do you manage Ansible inventory?

How To Set Up Ansible Inventories
  1. Step 1 — Creating a Custom Inventory File.
  2. Step 2 — Organizing Servers Into Groups and Subgroups.
  3. Step 3 — Setting Up Host Aliases.
  4. Step 4 — Setting Up Host Variables.
  5. Step 5 — Using Patterns to Target Execution of Commands and Playbooks.

What is Ansible handler?

What is Handlers in Ansible? Handlers are just like normal tasks in an Ansible playbook but they run only when if the Task contains a “notify†directive. It also indicates that it changed something. Let take a example, it is useful for secondary actions that might be required after running a Task.

What are templates in Ansible?

A template is a file that contains all your configuration parameters, but the dynamic values are given as variables in the Ansible. During the playbook execution, it depends on the conditions such as which cluster you are using, and the variables will be replaced with the relevant values.

How do you write Ansible role?

Writing an Ansible Role
  1. Initialise the role structure using the command: ansible-galaxy init <role-name>
  2. Go to role directory using: cd <role-name>
  3. Initialise for Git: git init.
  4. Do the necessary changes required to add role functionality.
  5. Add files to Git using the command: git add *

What is an Ansible inventory file?

The Ansible inventory file defines the hosts and groups of hosts upon which commands, modules, and tasks in a playbook operate. The file can be in one of many formats depending on your Ansible environment and plugins. The inventory file can list individual hosts or user-defined groups of hosts.

What is an Ansible fact?

Ansible facts are data gathered about target nodes (host nodes to be configured) and returned back to controller nodes. Ansible facts are stored in JSON format and are used to make important decisions about tasks based on their statistics. Facts are in an ansible_facts variable, which is managed by Ansible Engine.

Can Ansible run on Windows?

Overview. Ansible can be used to manage and execute core functions in Windows environments, from security updates to remote management using WinRM. Although Ansible must be run on Linux®, Windows administrators can use Ansible to manage and automate their systems without needing to know how to use a Linux terminal.

How are variables used in Ansible roles?

Ansible Roles and Variables
  1. Roles. Roles allow you to call a set of variables, tasks, and handlers by simply specifying a defined role.
  2. Variables. One of the ways to make playbooks more generic is to use Ansible variables.
  3. At runtime. The last, and most powerful, place to define variables is when you execute a playbook.

What are defaults in Ansible?

defaults mean “default variables for the roles†and vars mean “other variables for the roleâ€. The priority of the vars is higher than that of defaults. For example, consider a variable named 'version' defined in the defaults have value '5.0. 1' and the same variable defined in vars have value '7.1.

Where do Ansible playbooks go?

All hosts are stored in a local Ansible inventory file called /etc/ansible/hosts. While admins can change where host information is stored, this location is the default setting and a best practice.

How do I run a specific role in Ansible?

1 Answer. You can add tag for each role you include on the playbook and then when running ansible-playbook use the --tags option.

What's the difference between Ansible playbook and roles?

Ansible playbook is a script file which contains all the tasks that need to be performed along with all the ingredients required to perform these tasks. Roles are ways of automatically certain var files, tasks, and handlers based on the known file structure.

What is meta Ansible?

Synopsis. Meta tasks are a special kind of task which can influence Ansible internal execution or state. Meta tasks can be used anywhere within your playbook. This module is also supported for Windows targets.

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