linux

Break Strings Across Lines in YAML and Ansible

January 18, 2022
Posted by Luca Berton
ansible, debug, module, code, variables, playbook, syntax

How to Break a string over multiple lines with Ansible? And in general with YAML language.

Copy Multiple Files to Remote Hosts with Ansible Efficiently

January 17, 2022
Posted by Luca Berton
ansible, copy, module, files

How to Copy Multiple Files to Remote Hosts with Ansible? I’m going to show you a live Playbook with some simple Ansible code.

Configuring Kernel Parameters in RedHat-like Linux Systems with Ansible System Role

January 13, 2022
Posted by Luca Berton
ansible, sysctl, module, linux, security, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, kernel

How to Configure Kernel Parameters in RedHat-like Linux systems with Ansible using system role?

Ansible code in RHSB-2021-009 Log4Shell - Remote Code Execution - log4j (CVE-2021-44228)

January 12, 2022
Posted by Luca Berton
ansible, log4j, log4shell, module, linux, security, devsecops, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, 2021, 2022, RHSB-2021-009, CVE-2021-44228, Red Hat Security Bulletin, RHSB, security bulletin

My Ansible Playbook code was officially included in the Red Hat Security Bulletin RHSB-2021-009 Log4Shell - Remote Code Execution - log4j (CVE-2021-44228).

Load and Unload Kernel Modules in Linux - Ansible module modprobe

January 12, 2022
Posted by Luca Berton
ansible, modprobe, module, linux, security, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, kernel

How to Load and Unload Kernel Modules in Linux with Ansible?

Set sysctl kernel parameters - Ansible module sysctl

January 11, 2022
Posted by Luca Berton
ansible, sysctl, module, linux, security, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, kernel

How to set the sysctl kernel parameters with Ansible? I’m going to show you a live Playbook and some simple Ansible code.

How to install Ansible in Windows 11 WSL Windows Subsystem for Linux - Ansible install

January 10, 2022
Posted by Luca Berton
ansible, install, windows, wsl, Ubuntu

How to install Ansible in Windows 11. Today we’re going to talk about the easier way to install and maintain Ansible inside Windows 11 using the Windows Subsystem for Linux.

Ansible troubleshooting - the "role not found" error

January 7, 2022
Posted by Luca Berton
ansible, troubleshooting, role, linux, ansible role, not found, reuse, error, fatal

Introduction Today we’re going to talk about Ansible troubleshooting, specifically about the “role not found” error.

Schedule a Cron Job task in Linux - Ansible module cron

December 23, 2021
Posted by Luca Berton
ansible, cron, module, schedule, task

I’m going to show you a live Playbook and some simple Ansible code.

Detect Apache Log4j CVE-2021-44228 with Ansible Playbook

December 22, 2021
Posted by Luca Berton
ansible, log4j, log4shell, module, linux, security, devsecops, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE

How to automate the Detector Log4Shell Remote Code Execution Log4j (CVE-2021–44228)?

How to install Ansible in Gentoo Linux - Ansible install

December 21, 2021
Posted by Luca Berton
ansible, install, gentoo, ports, operating system, installation, linux, emerge

How to install Ansible in Gentoo Linux? Today we’re going to talk about the easier way to install and maintain Ansible inside Gentoo using the default “portage” package manager.

Ansible Playbook: POST Request and Token Retrieval Demo

December 20, 2021
Posted by Luca Berton
ansible, uri, module, get, web service, micro service, app, web, api, rest, festful, token

How to authenticate requests using the REST API token with Ansible?

Enable or Disable Permissive Domain in SELinux policy on Linux - Ansible module selinux_permissive

December 20, 2021
Posted by Luca Berton
ansible, selinux, module, linux, security, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE

SELinux Permissive Domain What is SELinux? Security-Enhanced Linux (SELinux) is a Linux kernel security module that provides a mechanism for supporting access control security policies, including mandatory access controls (MAC).

Enable or Disable SELinux Boolean on Linux - Ansible module seboolean

December 17, 2021
Posted by Luca Berton
ansible, selinux, module, linux, security, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE

How to Enable or Disable SELinux Boolean on Linux with Ansible?

How to install Ansible in SUSE Linux Enterprise Server (SLES) 15 SP3 - Ansible install

December 17, 2021
Posted by Luca Berton
ansible, install, SUSE, openSUSE, operating system, installation, linux, rpm, sles, enterprise

How to install Ansible in SUSE Linux Enterprise SLES Server 15 SP3?

Install Ansible on AlmaLinux 8 Easily with EPEL

December 16, 2021
Posted by Luca Berton
ansible, install, CentOS, EPEL, AlmaLinux

How to install Ansible in AlmaLinux version 8. Today we’re going to talk about the easier way to install and maintain Ansible inside AlmaLinux 8 using the EPEL repository.

Set the SELinux Policy States and Modes on Linux - Ansible module selinux

December 16, 2021
Posted by Luca Berton
ansible, selinux, module, linux, security, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE

How to Set the SELinux Policy States and Modes on Linux with Ansible?

Change the User Primary Group on Linux with Ansible

December 15, 2021
Posted by Luca Berton
ansible, user, module, linux, user management, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, getent passwd

How to Change the User Primary Group on Linux with Ansible?

How to install Ansible in Arch Linux 2021.12.01 - Ansible install

December 15, 2021
Posted by Luca Berton
ansible, install, Arch Linux, operating system, installation, linux, pacman

How to install Ansible in Arch Linux? Today we’re going to talk about the easier way to install and maintain up-to-date Ansible in Arch Linux using the Community repository.

Add Secondary Groups to Linux Users with Ansible Playbook

December 14, 2021
Posted by Luca Berton
ansible, user, module, linux, user management, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, useradd

How to add a user to a second group on Linux with Ansible?

Create Hard Links in Linux with Ansible Playbooks

December 14, 2021
Posted by Luca Berton
ansible, file, module, hard, RHEL, CentOS, Fedora, Ubuntu, Debian, SUSE, link

How to create a hard link in Linux with Ansible? I’m going to show you a live Playbook and some simple Ansible code.

How to install Ansible in Fedora 35 - Ansible install

December 13, 2021
Posted by Luca Berton
ansible, install, fedora, yum, dnf, operating system, installation, linux, rpm

How to install Ansible in Fedora version 35. Today we’re going to talk about the easier way to install and maintain Ansible inside Fedora 35 using the default repository.