This blog post provides a detailed guide on how to use a custom-built jemalloc memory management library with BIND on FreeBSD. It explains the limitations of the default jemalloc integrated into FreeBSD's libc, particularly its la...
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The blog post provides a detailed guide on upgrading PostgreSQL from version 9.6 to 10 on FreeBSD with minimal downtime. It outlines the necessary steps, including installing the previous version in a temporary jail, updating Post...
4.6graypold-12
2025-03-29 • system administration email postfix graylisting ftp
The text provides detailed instructions on configuring Postfix policy daemons for graylisting and mail counting. It outlines specific settings for recipient and sender restrictions, as well as cron jobs for managing graylisting op...
0ovpn.py version 3
2025-06-21 • python vpn global wildfire information system cgi
The script displays the routing table, connected clients, and status of OpenVPN instances. It expects its configuration in the relative ini file. It provides information about OpenVPN status instances, autorefresh, and version.
The text discusses the author's experience with selfmade environmental sensors based on ESP8266 microcontrollers, including the hardware, software, and functionality of the sensors.
0getpeercred.c
2025-06-07 • programming socket unix
The code is for a program called getpeercred which prints the name of the user connected to a local unix stream socket on file descriptor 0, 1, or 2. It also prints the uid of that user if a specific commandline parameter is given...
s3file.py is a tool written in pure Python 3 that allows you to manipulate buckets and objects on S3 storages. It has various features such as creating and deleting buckets, enabling object versioning, and setting access logging.
The text describes how to build a highly available load balancer, dns server, or web server on FreeBSD, which will also run on VMware vSphere. It does not cover a database cluster nor a NFS cluster, where you have to synchronize y...
Clucp is a tool that enables you to copy one or multiple files among all cluster nodes with just one command. It depends on Corosync, which is also the basis for Pacemaker, a cluster resource manager, which is in charge of making ...
LogBlitz is a CGI script written in Python 3 to search through log files. It is a web-based alter ego of grep, zgrep, bzgrep, xzgrep, etc. It allows configuring multiple directories containing log files and giving each HTTP authen...
0pgAdmin 4 on FreeBSD 14
2024-09-25 • sqlite python http postgresql pgadmin 4 mod_wsgi
The text describes how to install, configure, and run pgAdmin 4 8.1 8.11 8.12 on FreeBSD 14 using mod_wsgi and the Apache webserver. It provides detailed instructions on the installation process, including the required packages, t...
The text provides a local check for Checkmk that checks an RRD database for thresholds. It explains how to move rrd4cmk.pl to the appropriate directory, install the Perl module for rrdtool, and configure the rrd4cmk.conf file. It ...
The text provides a detailed guide on how to start and stop KVM based virtual machines on Gentoo Linux using shell scripts. It includes instructions on creating a directory hierarchy, downloading necessary files, creating harddisk...
0499.ipdb
2024-04-16 • shell scripting error handling firewall ipd ipfw development update
The text is a shell script that updates the ipdb. It includes instructions for setting up the script and configuring the ipfw firewall. It also contains variables for the update process and error handling.
0text2png.py
2024-03-20 • python data processing pillow
The text2png.py script outputs a scrambled png of a given text string. It requires the Pillow library and generates a random-sized character image for each character in the input text. The characters are placed on a canvas and rot...
0graypold-11
2024-03-13 • system administration spf postfix graylisting mail scanning
The text provides instructions on how to configure postfix policy daemons for graylisting, mailcounting, SPF checks, and bypassing graylisting for certain senders and recipients.
0ovpn.py version 2
2024-03-07 • software configuration networking network vpn
The script displays the routing table, connected clients, and status of OpenVPN instances. It expects its configuration in the relative ini file. It provides the status of OpenVPN instances and autorefresh functionality.
grapheqd is a graphical equalizer daemon that displays the frequency spectrum of an audio signal via its HTML5 webpage or ASCII based telnet interface. It runs as a daemon on Linux with OpenWRT in mind, or FreeBSD, and uses either...