chtey journey

Introduction of AWX Ansible AWS is the Open Source version of ansible tower. AWX provides a web-based user interface, REST API, and task engine built on top of Ansible. It is the upstream project for Ansible Tower, a commercial derivative of AWX. System Requirements for AWX Server At least 2 cpu cores. At least 4GB RAM > 20GB of Hard Disk Size Check SELinux configuration sestatus Result: [root@awx ~]# sestatus SELinux status: enabled SELinuxfs mount: /sys/fs/selinux SELinux root directory: /etc/selinux Loaded policy name: targeted Current mode: permissive Mode from config file: permissive Policy MLS status: enabled Policy deny_unknown status: allowed Max kernel policy version: 28 [root@awx ~]# Disbled firewalld [root@awx installer]# systemctl stop firewalld [root@awx installer]# systemctl disable firewalld Removed symlink /etc/systemd/system/multi-user.target....

Introduction to SSSD and Realmd   Staring from Red Hat 7 and CentOS 7, SSSD or 'System Security Services Daemon' and realm have been introduced. SSSD's main function is to access a remote identity and authentication resource through a common framework that provides caching and offline support to the system. SSSD provides PAM ans NSS integration and a database to store local users, as well as core and extended user data retrieved from a center server. The main reason to transition from winbind to sssd is that sssd can be used for both direct and indirect integration and allows to switch from one integration approach to another without significant migration costs. The most convenient way to configure SSSD or winbind in order to directly integrate a Linux system with AD is use the realm service. Because it allows callers to configure network authentication and domain membership in a standard way. The realm service automatically discovers information about accessib...