VMuliadi’s gists

VMuliadi / aws_delete_resource.sh

Created November 2, 2019 13:25

Bash script to delete all resouce from AWS.

	#!/bin/bash
	function delete_dynamodb() {
	echo "Deleting all DynamoDB table in ${region}"
	for table in $(aws dynamodb list-tables); do
	echo "Deleting ${table} DynamoDB table"
	aws dynamodb delete-table --table-name ${table}
	done
	}

	function delete_ecr() {

VMuliadi / delete_ebs_snapshot.sh

Created November 18, 2019 22:08

Delete AWS EBS Snapshot that older than a year. Deleted EBS are checked before deletion by checking the AWS EBS volume is deleted or not exist to prevent any disastrous face palm in your AWS account

	#!/bin/bash

	ACCOUNT_ID=$1
	if [[ -z ${ACCOUNT_ID} \|\| -s ${ACCOUNT_ID} ]]; then
	echo "How to use this script?"
	echo "./delete_ebs_snapshot.sh <AWS_ACCOUNT_ID>"
	exit 1
	fi

	if [[ ! $(command -v jq) ]]; then echo "Please install jq"; fi

VMuliadi / jq_common_command.sh

Last active September 2, 2021 05:27

Common JQ command to parse JSON

	#!/bin/bash
	BIODATA='''
	[{"_id":"5e0f13e6ad3dc1310495216c","index":0,"eyeColor":"green",
	"name":"Gabrielle","gender":"female"},{"_id":"5e0f13e6976ab8447d76e206",
	"index":1,"eyeColor":"blue","name":"Maryanne","gender":"female"}]
	''' # https://www.json-generator.com/

	# get the length of an array in JSON
	echo ${BIODATA} \| jq '. \| length' # 2

VMuliadi / pushbullet_vnc_notification.sh

Created January 13, 2020 03:31

Send an public endpoint complete with the port from `ngrok` to pushbullet

	#!/bin/bash
	PUSHBULLET_API_TOKEN="<PUSHBULLET_API_TOKEN>"
	vncserver 2&>1 /dev/null; ngrok tcp 5901 --region=ap > /dev/null &
	until [[ $(curl -sL http://localhost:4040/api/tunnels) ]]; do sleep 1; done
	NGROK_PUBLIC_ENDPOINT=$(curl -sL http://localhost:4040/api/tunnels \| \
	jq .tunnels[0].public_url \| tr -d '"') # get public_url from API

	DATETIME=$(date +'%x %X')
	curl --silent -XPOST "https://api.pushbullet.com/v2/pushes" \
	-H "Access-Token: ${PUSHBULLET_API_TOKEN}" \

VMuliadi / getChecksum.go

Last active February 5, 2020 10:59

Get SHA256 from file in golang

	package main

	import (
	"bufio"
	"crypto/sha256"
	"encoding/hex"
	"fmt"
	"os"
	)

VMuliadi / deployment.yaml

Created March 12, 2020 08:29

AWS EFS Deployment - YAML (without helm)

	kind: StorageClass
	apiVersion: storage.k8s.io/v1
	metadata:
	name: efs
	provisioner: example.com/efs
	---
	apiVersion: v1
	kind: ConfigMap
	metadata:
	name: efs-provisioner

VMuliadi / netflix_route.py

Last active June 25, 2020 16:47

pip install --user requests beautifulsoup4; sudo python netflix_route.py (GATEWAY_IP)

	#!/usr/bin/env python

	import requests
	import socket
	import json

	from sys import argv, exit
	from bs4 import BeautifulSoup
	from subprocess import check_output

VMuliadi / cheat_sheet.sh

Created June 10, 2020 01:59

Snippet to get things faster in kubernetes

	# Get AWS EC2 Instance internal DNS name from Instance Group
	# For `kubectl describe nodes` or whatever you want
	$ kubectl get nodes -o json \| jq '.items[] \| select(.metadata.labels["kops.k8s.io/instancegroup"] == "nodes").metadata.labels["kubernetes.io/hostname"]' \| tr -d '"'
	ip-10-121-1-185.us-west-2.compute.internal
	ip-10-121-2-138.us-west-2.compute.internal
	ip-10-121-2-47.us-west-2.compute.internal
	ip-10-121-4-147.us-west-2.compute.internal
	ip-10-121-5-75.us-west-2.compute.internal

VMuliadi / elastigrate.sh

Last active July 31, 2020 11:10

1st positional parameter: ES source. 2nd positional argument: ES target. 3rd positional argument: Action (backup/migrate)

	#!/usr/bin/bash
	dependency=()
	command -v elasticdump > /dev/null \|\| dependency+="elasticdump "
	command -v curl > /dev/null \|\| dependency+="curl "
	command -v jq > /dev/null \|\| dependency+="jq "
	if [[ ${#dependency[@]} -gt 0 ]]; then
	echo "Missing dependency: ${dependency[@]}"
	exit 1
	fi

VMuliadi / supervisord.conf

Last active August 1, 2020 17:09

Supervisor configuration using eventlistener

	[eventlistener:audiod]
	directory=/home/pi/audio-player/
	command=/home/pi/.local/bin/gunicorn --bind 0.0.0.0:5000 wsgi:app ; the program (relative uses PATH, can take args)
	process_name=%(program_name)s ; process_name expr (default %(program_name)s)
	umask=022 ; umask for process (default None)
	user=pi ; setuid to this UNIX account to run the program

	autorestart=unexpected ; autorestart if exited after running (def: unexpected)
	stopwaitsecs=10 ; max num secs to wait b4 SIGKILL (default 10)
	autostart=true ; start at supervisord start (default: true)

Vinsen Muliadi VMuliadi