In Ansible, we can use become to make use to Linux system’s sudo feature. This makes one user to execute commands on system as another user for the moment of command execution. There are various ways to tell Ansible about the privileged user, password and other related options. These ways...
In Ansible, when we create and run playbooks, it’s very common that we run into an error due to some issues with our playbook. This can be a syntax error, a logical error or some mandatory parameter is missing. So, this is very important that we should always write our playbook in ...
Ansible will connect to the Huawei switch, execute the tasks specified in the playbook, and configure the switch accordingly. Remember to be cautious when automating network device configurations, as improper changes can have significant consequences for your network. Always ...
How to do it... We can use the Route53 module for creating, retrieving, and deleting a Route53 record. In the following task, we have assumed that the DNS zone example.com belongs to us and has been registered with the AWS Route53 service: To create a Route53 record, do the followi...
Ansible offers a way to replace ad-hoc scripts with declarative configuration that describes how a server should be set up. For instance, a configuration change that triggers a server reboot or a database backup; or a configuration file containing placeholders that should be replaced by server-...
Right from the start, Ansible boasts that it is simple, agentless, and that anyone can learn and be productive with it. Ansible makes it easy to do things li...
The first column is where you set the inventory name of a host, “node01” in the first line of the example, how Ansible will refer to the host. This value is used to configure Tinc connections, and to generate/etc/hostsentries. Do not use hyphens here, as Tinc does not s...
Most importantly, the language remains readable and transparent, and you never have to do things like declare explicit ordering relationships or write code in a programming language. Extend Ansible: plugins, modules, and API Should you want to write your own, Ansible modules can be written in an...
Step 1: Configure Ansible Control Node The Ansible control node is a system used to connect to and manage Ansible host servers. Proceed with the steps below to set up the control node on the main server: 1.Create an administrator-level userfor the control node. Use theadduser command: ...
If I want to point to a specific entry, I can use the bracket notationrockers['drums']to get the"John Bonham"string. In some places, you may find dot notation, likerockers.drums, but this is not recommended. According to theAnsible documentation, "dot notation can cause problems because ...