wopfel

set HEUTE=%date:~6,4%-%date:~3,2%-%date:~0,2%
mkdir %HEUTE%
pause

wopfel

#!/usr/bin/perl

use strict;
use warnings;

# Sample output:
# pihole2# pihole -up --check-only
#   [i] Checking for updates...
#   [i] Pi-hole Core:   update available
#   [i] Web Interface:  update available

wopfel

#!/bin/perl

# Description:
# Read a .js file from STDIN and write JSON-compatible output (suitable for jq)

# The input file in the format ...
#   var data = { "run": [...
# cannot be read by jq directly. This script transforms a javascript file to json output.

use strict;

wopfel

#!/bin/bash

NEXTID=518
LXCNAME=testct3
LXCIP=192.168.2.178
#TEMPLATE=archlinux-base_20190426-1_amd64.tar.gz
TEMPLATE=ubuntu-19.04-standard_19.04-1_amd64.tar.gz
OSTYPE=${TEMPLATE%%-*}

lvcreate -V8G -T vg_ssd_evo/vms3 -n vm-$NEXTID-disk-0

wopfel

<?php

#
# PiCam is placed on Buderus control panel
# /opt/vc/bin/raspistill -ISO 200 -t 3000 -rot 270 -awb shade -o /tmp/test.jpg
#
# Sorry, this may be a poor description
#

$img = imagecreatefromjpeg( "/tmp/test.jpg" );

wopfel

#!/bin/bash

# Call: ./prepare-sd-card.sh /dev/sdX
# Danger! May wipe the wrong data...
exit 99


# This script also copies a public key to the SSH authorized_keys file for the root user (ansible, here)

set -e

wopfel

Show data as grid / matrix

Assuming you have an input file like this one ...

horse	green
horse	blue
dog	green
dog	red
dog	yellow

wopfel

Updating my Icinga 2 VM

pacman -Syu

cd ~/icinga2
git pull
cd build
cmake -DICINGA2_WITH_PGSQL=OFF -DUSE_SYSTEMD=ON -DCMAKE_INSTALL_PREFIX=/usr/local/icinga2 -DICINGA2_PLUGINDIR=/usr/local/icinga/libexec -DCMAKE_INSTALL_LOCALSTATEDIR=/usr/local/icinga2/var ..
make -j2

wopfel

#!/usr/bin/perl

use strict;
use warnings;
use File::Path qw( remove_tree );

# Call it by ./delete-old-hourly-backups DIRNAME
# Keeps exactly 1 backup directory per day
# Assumes the following directory structure below DIRNAME/:
# back-2018-01-15T13_15_00

wopfel

#!/bin/bash

# Basic setup for an Arch Linux VM
# Usage in a fresh VM (example):
# # script -c 'bash basic-setup-archlinux-vm' --timing=/tmp/capture-timing /tmp/capture
# # cp /tmp/capture /mnt/root/script-installation-recording
# # cp /tmp/capture-timing /mnt/root/script-installation-recording-timing

# Exit script on any error
set -e