#!/bin/sh# Check several times before giving up, useful when just waking up from sleep# since internet is usually not available right away
wget -q --tries=3 --timeout=20 --spider 1.1.1.1 > /dev/null ||exit
curl "http://sbc.io/hosts/hosts"2>/dev/null |\
grep -vE '^(\s*)[1-9a-f:]{1,4}.*'|\
cat /etc/hosts.head - > /etc/hosts