adaway

adaway.sh

#!/bin/sh
set -ue
umask 0027
#export PATH='/bin:/usr/bin'
export LANG='C'
IFS='	 
'

SOURCES='https://adaway.org/hosts.txt
https://hosts-file.net/ad_servers.txt
https://pgl.yoyo.org/adservers/serverlist.php?hostformat=hosts&showintro=0&mimetype=plaintext
https://sites.google.com/site/logroid/files/hosts.txt?attredirects=0
https://sites.google.com/site/cosmonoteshosts/hosts_for_Adaway.txt'

tmp_f1=$(mktemp)
tmp_f2=$(mktemp)
tmp_f3=$(mktemp)

cleanup () {
	rm -f "${tmp_f1}" "${tmp_f2}" "${tmp_f3}"
	exit
}
trap "cleanup" EXIT INT TERM

# my filter
cat <<- _EOF_ > "${tmp_f1}"
	127.0.0.1 localhost
	::1 localhost
	fe80::1 localhost
	white rss.rssad.jp
_EOF_

curl -Lo - -- $(printf "${SOURCES}" | tr '\n' ' ') | cat - "${tmp_f1}" | \
	sed '/^#/d' | sed 's/ *#.*$//' | tr '\t' ' ' | tr -s ' ' | \
	tr -d '\r' | sed '/^\s*$/d' | sort -k 2b,2 | uniq > "${tmp_f2}"

egrep -v '^white ' "${tmp_f2}" > "${tmp_f1}"
egrep '^white ' "${tmp_f2}" > "${tmp_f3}"

join -j2 -v1 -o'1.1 1.2' "${tmp_f1}" "${tmp_f3}" > "${tmp_f2}"

if [ "${1:-}" = 'deploy' ]; then
	adb root
	adb remount
	adb push "${tmp_f2}" /etc/hosts
	adb reboot
else
	cat "${tmp_f2}"
fi