Bash bash scripting
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Bash scripting is fun and can help you automate a lot of things on your linux servers. There are a lot of ways to run the same command on multiple servers. You can use pssh for example, bash scripts, python scripts, automation tools etc. Here’s a simple bash…

Linux
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USB passthrough to a KVM guest instance: Main server running: CentOS 7.7 x64 latest version. KVM guest machine running RHEL-7.4 (Maipo) but it can be any linux flavor. USB flash drive attached to the main server USB port. I tried all the guides that I could find on…

Linux iptables
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Iptables port forwarding requests to localhost Iptables is a user-space utility program that allows a system administrator to configure the IP packet filter rules of the Linux kernel firewall, implemented as different Netfilter modules. Let’s take this scenario. You have an app which binds locally on 127.0.0.1 on…

cPanel/WHM Pimcore
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Pimcore is an award-winning software, which delivers significant business value by breaking up data silos that exist in many enterprises. Or so they say. True or not, I don’t really care. I recently had a project and I had to install it on a cPanel/WHM server. It was…

cPanel/WHM ZeroMQ PHP-7.3 cPanel/WHM
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ZeroMQ, a software library that lets you quickly design and implement a fast message-based application! So I had this project where I was supposed to install Xibo CMS. Among other requirements, XIBO needs php-zmq extension. The server was running cPanel/WHM. For PHP-7.1 and PHP-7.2 installing the ZeroMQ php…

Apache CentOS 5.x Apache OpenSSL
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I know CentOS 5.x is old and EOL. But there are still servers running this version of CentOS. I needed for a specific project to be able to run Apache + MOD_SSL on CentOS 5.x and enable TLS v1.2. Since I was not able to compile mod_ssl separately…

Linux incron
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Incron is a daemon which monitors filesystem events and executes commands defined in system and user tables. It can be installed on all major distributions using each distribution’s default package manager. Why I needed it? I’m using as a web server for my vps server. That being said,…

Linux Dropbox on CentOS 7 XFS with VeraCrypt
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Dropbox was never on my favourite list because I’ve always used Google Drive. But since I didn’t want to use my Google Drive to store some specific files I’ve decided to give Dropbox a try on my CentOS 7 server. Unfortunatelly, for some reason I was not able…

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