Ham5ter

#!/bin/bash
# Zero out all the remaining Space of a Virtual Machines Filesystem for Image Creation
dd if=/dev/zero of=/EMPTY bs=1M
sync
rm -f /EMPTY

Ham5ter

# Clean up Package Management
apt-get -y remove linux-headers-$(uname -r) build-essential
apt-get -y autoremove
apt-get -y clean

# Removing DHCP leases
echo "cleaning up dhcp leases"
rm /var/lib/dhcp/*

# Make sure Udev doesn't block our network

Ham5ter

# Dont just copy and paste it!
# i am not responsible for any dataloss or other damage!

### grow the Disk in vSphere ###
# Just do it, there is no way to Script that

### rescan all SCSI Devices to detect the Change ###
for scsi in /sys/class/scsi_device/*/device/rescan; do
  echo 1 > $scsi
done

Ham5ter

#/bin/bash
#
# This script is used to Create a User Account with SUDO Privileges!!!,
# Display the Password and force the User to change that Password upon the first Login!
#
# Version: 1.0
# Author:  ham5ter@ham5ter.de
# Date:    02.08.2016

Ham5ter

#!/bin/bash
#
# This Script Regenerates the OpenSSH Host Keys, and deletes itself afterwards!
# Put this Script in the "/etc/rc5.d/" directory.
#
# Version: 1.1
# Author: ham5ter@ham5ter.de
# Date 02.08.2016
# SPDX-License-Identifier: MIT

Ham5ter

#!/bin/bash
#
# This Script sets a random root password, disables the root user and deletes itself afterwards!
# Put this Script in the "/etc/rc5.d/" directory.
#
# Version: 1.0
# Author: ham5ter@ham5ter.de
# Date 02.08.2016

genpasswd() {

Ham5ter

::
:: This Script install the check-mk-agent and adds a Firewall Rule to the local Windows Firewall to allow Access to it!
:: https://gist.github.com/Ham5ter/2a8526e843c72ff9343bc3a38cdac97e
::

:: Allow ICMP Echo (Ping)
netsh advfirewall firewall delete rule name="ICMP Allow incoming V4 echo request"
netsh advfirewall firewall add rule name="ICMP Allow incoming V4 echo request" protocol=icmpv4:8,any dir=in action=allow

:: Allow TCP Port 6556 (check-mk-agent)

Ham5ter

#!/bin/sh
sh -c 'sleep 5; xdotool type --delay 20 "$(xclip -o -selection clipboard)"'

Ham5ter

Albianwarp Server

This Document describes the Requierements on the WarpServer given by the AlbianWarp Client

General idea

The Server should provide a JSON based API with Endpoints for Every Ressource the Server has to handle.

These Resources are:

Ham5ter

#!/bin/bash
#
# Very simple Script that checks a configured DNS Record, 
# If it changed since the Last time this script was run, 
# it alerts a specified Mail Recipient
# http://tecadmin.net/ways-to-send-email-from-linux-command-line/
#

# Config Stuff
DOMAIN="example.com"