Tag: bash

FreeIPA Password Expiry Notification Script for Red Hat Identity Management

Hey there friends, I’ve got a quick’n’sloppy bash shell script that’s fairly useful, if you’re using a FreeIPA identity management domain on CentOS/RHEL/Scientific Linux and want to notify people via email of when their password is going to expire. The script assumes it’s being run on an IDM server system with access to the following… Continue reading FreeIPA Password Expiry Notification Script for Red Hat Identity Management

Run a Command on Multiple Systems at once using Bash – CentOS/RHEL

Hey there friends, So there are tons of different methods out there for managing multiple systems. Configuration management, centralized command “senders” and the like (CFEngine, Puppet, Ansible, Chef). One quick and dirty way you can manage multiple systems without setting up anything fancy or new is just with a one line for loop in bash.… Continue reading Run a Command on Multiple Systems at once using Bash – CentOS/RHEL

Compiling PHP 5.5 from Source on CentOS 6 RHEL 6 – configure: error: xml2-config not found. Please check your libxml2 installation.

Hey br0’s, Check this out: say you’re on CentOS 6 or RHEL6 or what have you and you’re trying to compile php 5.5.  You may end up getting the following error: vmhacks.com]# ./configure –prefix=/phproot configure: error: xml2-config not found. Please check your libxml2 installation. Here’s what you need to run in order to install the… Continue reading Compiling PHP 5.5 from Source on CentOS 6 RHEL 6 – configure: error: xml2-config not found. Please check your libxml2 installation.

Incron, Watcher Python PyInotify Alternative. Recursively Watch A File System for Change Events using inotifywait, inotify

If you have a folder in your home directory called “/root/FilestoWatch” and in there you have a bunch of files and folders that you want to constantly be checked for changes. There are a few options out there for this type of thing: – crond (limited to every minute) – incrond (cannot recursively watch a… Continue reading Incron, Watcher Python PyInotify Alternative. Recursively Watch A File System for Change Events using inotifywait, inotify

How To Setup MySQL Enterprise Monitoring with Zabbix

This article is NOT about how to setup the application called MySQL Enterprise Monitor but rather how to setup MySQL monitoring in your Zabbix Enterprise Monitoring software. Here’s how this works: – Network communication to the server provided by the Zabbix Agent. – Agent side UserParameter settings allow for needed commands to be run against… Continue reading How To Setup MySQL Enterprise Monitoring with Zabbix

Running Bacula bconsole Commands from bash CLI

Greetings, Traveler. So if you’re one of the types who use Bacula as your backup server, you’re probably familiar with the ‘bconsole’ command line utility.  I prefer using this to the Bacula Admin Tool (BAT) because it’s faster. The neat thing is that you can pipe commands right to bconsole to get immediate output from… Continue reading Running Bacula bconsole Commands from bash CLI

Set Default Directory Permissions in Using ACLs

I’ve only tested this on RHEL/CentOS/Scientific Linux but should work on any system running Linux acl. ACL’s are useful for providing more granular file and directory access permissions as a supplement to the standard Unix user/group permissions. Let’s say you want the user ‘funboy’ to have full control over the /disco directory on your system, and… Continue reading Set Default Directory Permissions in Using ACLs

Show Some Line Numbers in vim (vi) in RHEL/CentOS/Scientific Linux

Alright check this shit out..  I’m one of those dudes who likes to have my text editors display the line number at all times.  CALL ME OLD FASHIONED! So if you want line numbers to be displayed in vi (which is really vim these days in the GNU/Linux version we’re talking about), run the following:… Continue reading Show Some Line Numbers in vim (vi) in RHEL/CentOS/Scientific Linux