To view the documentation for a module you can run the following command. $ ansible-doc -l | grep -i -w ^apt # GREP PARTICULAR MODULE(APT) MODULE $ ansible-doc -l # LIST ALL MODULES AVAILABLE To get the list of all modules installed on your machine run the following command. Ansible follows plug and play approach meaning you can write your own module and run it through ansible.Īnsible supports lots of packages that were created by the open-source community and different product vendors. Modules are programs written in Python that is used by ansible to run on the managed nodes to perform a task. Ansible Inventory And Configuration FilesĪnsible is a battery included tool meaning it has tons of modules shipped with it.You can refer to the following link to know the order of precedence for the inventory file. Heads Up: If the inventory file is in a different location, you have to provide the absolute path. Group name can be default( all, ungrouped) or user-defined groups. You can run the following command to check the list of hosts that will be used when you run ad hoc command or playbook. Here I am using two managed nodes that are running Ubuntu 20.04. The target environment can be anything like servers, network devices, containers, cloud solutions, etc. Automated Ansible Lab Setup With Vagrant And Virtualbox In Linuxīefore working with ad hoc commands or writing playbooks, you should have a clear understanding about the business requirement and the target environment you are going to work with.If you have no ansible lab to practice, then you can take a look at our guide on how to set up ansible manually as well as using Vagrant and Virtualbox. You can run the following command to get the list of supported options for the ansible command. Ansible is idempotent in nature, meaning irrespective of how many times you run the same task if an object state is already changed, then ansible will not try to make the same changes again to that object.Īd hoc commands are submitted through /usr/bin/ansible program. Before getting to know how to work with ad hoc commands, you should get to know what idempotent is.
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