1#!/usr/bin/env bash
2# Bash functions for notifying when your internet connection comes back up
3# From https://brettterpstra.com/2018/05/04/shell-tricks-what-to-do-when-you-cant-do-internet/
4
5set -o errexit
6set -o nounset
7
8# A truly atrocious way to get your attention
9nag() {
10	while true; do
11		for phrase in "$@"; do
12			afplay /System/Library/Sounds/Ping.aiff
13			say "$phrase"
14			sleep 3
15		done
16	done
17}
18
19# Poll a DNS resolver to see when you can reach it, then notify
20imdown() {
21	until ping -W1 -c1 8.8.8.8; do
22		sleep 5;
23	done
24	nag \
25	"internet connection is back up\!" \
26	"Skynet is thinking" \
27  "your tribulation is over\!" \
28	"Praise what gods may be. internet\!" \
29	"O M G we're online" \
30	"In the words of Dr. Frankenstein, it's alive\!"
31}
32
33imdown