The Tech Blog
Here we will see how to create an ansible format inventory using a bash script. As we know it’s very important to make sure that your inventory file should be up-to-date and should be in a specific format so it’s easier to run multiple playbooks using the same Inventory file. Let’s say you have a … Read more
Today let’s see Eval Command in Linux. It is a built-in Unix command – it’s used to execute arguments as shell commands. It’s useful when you have a command stored in a variable and you want to execute it. Syntax Look at the example above, I have stored the command ls – ltr in the … Read more
Writing a shell script to reboot multiple servers, seems to bit overkill, why not just login into server and fire init 6? It’s not feasible when you have 100’s of server and when you want to reboot all of them or combination of few. There are multiple ways to write a script, one of the … Read more
We have used if loop and while loop multiple times and without it no bash script has been completed. But at a times using those loops are very much helpful and you have to use CASE. Let’s see more about case in shell scripting Below is the sample code, which will print the capital after … Read more