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Modules When you want to run something on the remote managed hosts using Ansible, you perform either a single task or a set of tasks. For a single task, you use ad-hoc commands and for a set of tasks, you…
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While it is possible to specify multiple arguments when running ad-hoc commands or playbooks, a most convenient way is to create a custom configuration file to tell Ansible how it should behave when running such commands. This file is called…
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Ansible Inventory Ansible can manage only the servers it explicitly knows about. For this, we use an inventory file. The inventory file in Ansible is used to specify the hosts on which you want to run your Ansible ad-hoc commands…
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To avoid connection issues while performing tasks, all the remote servers that have to be managed by Ansible need to be prepared to accept password-less ssh connection for the Ansible user. This preparation consists of configuring an Ansible user that…
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When using Ansible, different commands can be run. While some tasks can be performed with no admin privileges needed, most of the time you will need to escalate privileges to run successfully the commands that need to change the state…
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Using Vagrant, pip or a Docker containers, Ansible can be installed in different ways on all major Linux distributions. The server where Ansible engine is installed is called the controller. The servers which Ansible will manage are called managed hosts….
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Working in IT in current times is really exciting. The time we used to deliver one or two servers to install a single application is over. Instead, we are now leveraging distributed infrastructure to deploy highly-available applications in a set…
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