selectattr in Ansible selectattr is a filter plugin in Ansible that allows you to select a subset of elements from a list of dictionaries based on the value of a particular attribute. Its syntax is as follows: <list of dictionaries> | selectattr(‘<attribute>’, ‘<operator>’, ‘<value>’) Key Description list_of_dictionaries A list of dictionaries representing items to …
DevOps
This article is part of the following series. 4 Ways to Find network interfaces in Linux 5 useful Linux network troubleshooting commands 3 Easy Ways to Find IP address in Linux 3 Ways to Find MAC Address In Linux Get MAC address with Ansible You can use the ansible_default_ipv4.macaddress variable to get the MAC …
This article is part of the following series. 6 performance tools you should know in Linux 5 Ways to Check disk size in Linux 4 Ways to Check Disk Partition with Examples in Linux How I Fixed a disk performance issue in Minutes – A Step by Step Guide to Optimize Linux System Get …
When statement in Ansible In Ansible, the “when” keyword is used to specify a condition or a set of conditions that must be met in order for a task to be executed. It allows you to add conditional logic to your Ansible playbooks and control the flow of execution based on certain conditions. The “when” …
This article is part of the following series. 5 useful Linux network troubleshooting commands 3 Ways to Find MAC Address In Linux What is 0.0.0.0 ip address? 4 ways to check network usage in Linux Get IP address using fact variable with Ansible If you want to get the IP address of a host …
In Ansible, you can use the stat module to get the size of a file on a remote host. The stat module retrieves information about a file, including its size, permissions, and other attributes. Get file size with stat module with Ansible Here’s an example of how you can use the stat module to get …
In Ansible, a dictionary (also known as a hash, map, or associative array) is a data type that allows you to store and manipulate key-value pairs. Dictionaries are commonly used to represent configuration data, variables, and other structured information in Ansible playbooks. A dictionary in Ansible is enclosed in curly braces {} and consists of …
When it comes to Amazon Web Services (AWS), S3 is one of the most popular services. This is because S3 provides a secure and scalable storage solution for businesses of all sizes. In order to ensure that your S3 buckets are sized correctly, you need to understand how to calculate their size. In this blog …
If you’re running a business on Amazon Web Services (AWS), then you know that instances are an important part of your infrastructure. It’s crucial to be able to identify your instances easily, so that you can manage them effectively. In this blog post, we will discuss three different ways to check your EC2 instance ID. …
In this blog post, we will discuss two ways to change user passwords with Ansible. The first method is a simple command that can be used to change passwords for a single user. The second method is a more complex playbook that can be used to change the passwords for multiple users at once. We …