Skip to content

Instantly share code, notes, and snippets.


viegelinsch viegelinsch

  • Germany
View GitHub Profile
JAILS=`fail2ban-client status | grep "Jail list" | sed -E 's/^[^:]+:[ \t]+//' | sed 's/,//g'`
for JAIL in $JAILS
fail2ban-client status $JAIL
viegelinsch /
Created Nov 29, 2016
Using reveal.js as presentation framework for learning resources
viegelinsch /
Last active Sep 29, 2015 — forked from SimonSimCity/
Extended the script, written by @streeter to exclude the pinned formulae in the list of formulas to update.
# Notify of Homebrew updates via Notification Center on Mac OS X
# Author: Chris Streeter
# Requires: terminal-notifier. Install with:
# brew install terminal-notifier
viegelinsch / add-ip-to-etc-issue
Created Jul 13, 2015
Add current IP to /etc/issue (aka linux login greeting)
View add-ip-to-etc-issue
# file: /etc/network/if-up.d/add-ip-to-etc-issue
# source: "stolen" somewhere
if [ "$METHOD" = loopback ]; then
exit 0
# Only run from ifup.
if [ "$MODE" != start ]; then
viegelinsch /
Last active Jan 22, 2020
fix no graphic in munin dynazoom

You have something like "[WARNING] Could not draw graph "/var/lib/munin/cgi-tmp/munin-cgi-graph/" in your /var/log/munin/munin-cgi-graph.log ???

Check the directory permissions!

ls -l /var/lib/munin/cgi-tmp/

shows something like

drwxr-xr-x 3 munin www-data 4,0K Mär 29  2013 munin-cgi-graph/
viegelinsch / etc-kbd-config.patch
Created Feb 21, 2015
patch for /etc/kbd/config to prevent Raspberry Pi from sleeping
View etc-kbd-config.patch
--- /etc/kbd/config 2015-02-21 16:24:59.653062112 +0100
+++ /etc/kbd/ 2015-02-21 16:24:28.554492138 +0100
@@ -38,7 +38,8 @@
# screen blanking timeout. monitor remains on, but the screen is cleared to
# range: 0-60 min (0==never) kernels I've looked at default to 10 minutes.
# (see linux/drivers/char/console.c)
viegelinsch /
Created Feb 20, 2015
run munin-update manually as root
su - munin --shell=/bin/bash
viegelinsch / install_pisense
Created Feb 20, 2015
install pisense_ Raspberry Pi Munin monitoring
View install_pisense
## Installation of
sudo su -
mkdir /opt/munin-plugins
wget -O /opt/munin-plugins/pisense_
chmod 0755 /opt/munin-plugins/pisense_
ln -s /usr/share/munin/plugins/pisense_ /etc/munin/plugins/pisense_clock
viegelinsch / brew pin
Created Sep 23, 2014
prevent homebrew package from being automatically updated
View brew pin
# brew pin [packagename]
brew pin qemu