custom ad block hosts file for dnsmasq

gistfile1.txt

#!/usr/bin/env bash

set -eu

echo
echo Pulling latest Steven Black hosts file
echo

# curl and openssl built
# openssl /usr/local/ssl
# curl /usr/local/bin
# this is because the system curl does not support TLS 1.2

TLS_CURL='LD_LIBRARY_PATH=/usr/local/ssl/lib /usr/local/bin/curl '

adblockFile=/etc/hosts.StevenBlack.adblock
hostsFile=hosts.yourdomain.com

eval "$TLS_CURL" https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts  > "$adblockFile"

fileSize=$(wc -l "$adblockFile" | awk '{ print $1 }' )

[ "$fileSize" -lt 50000 ] && {
   echo
   echo the adblock file "$adblockFile" is too small at "$fileSize" lines
   echo
   exit 1
}

echo
echo checking out "$hostsFile"
echo

cd /etc
co -f -l "$hostsFile"

echo
echo Appending adblock addresses to hosts.jks.com
echo

grep '^0.0.0.0' "$adblockFile" | grep -v -f /etc/hosts.yourdomain.com.exclude  >> "$hostsFile"

echo
echo Restarting DNSMasq
echo

service dnsmasq restart

echo
echo all done
echo