#!/bin/sh

IPSET_DIR="$(dirname "$0")"
IPSET_DIR="$(cd "$IPSET_DIR"; pwd)"

. "$IPSET_DIR/def.sh"

# useful in case ipban set is used in custom scripts
FAIL=
getuser || FAIL=1
"$IPSET_DIR/create_ipset.sh"
[ -n "$FAIL" ] && exit

ZREESTR="$TMPDIR/zapret.txt"
#ZURL=https://reestr.rublacklist.net/api/current
ZURL=https://raw.githubusercontent.com/zapret-info/z-i/master/dump.csv

curl -k --fail --max-time 600 --connect-timeout 5 --retry 3 --max-filesize 251658240 "$ZURL" >"$ZREESTR" ||
{
 echo reestr list download failed   
 exit 2
}

reestr_list()
{
 LANG=C cut -s -f2 -d';' "$ZREESTR" | LANG=C nice -n 5 sed -Ee 's/^\*\.(.+)$/\1/' -ne 's/^[a-z0-9A-Z._-]+$/&/p' | $AWK '{ print tolower($0) }'
}

composite_list()
{
 # combine reestr and user list
 if [ -f "$ZUSERLIST_EXCLUDE" ]; then
	reestr_list | nice -n 5 $GREP -xvFf "$ZUSERLIST_EXCLUDE"
 else
	reestr_list
 fi
 [ -f "$ZUSERLIST" ] && $AWK '{ print tolower($0) }' <"$ZUSERLIST"
}

dlsize=$(LANG=C wc -c "$ZREESTR" | xargs | cut -f 1 -d ' ')
if test $dlsize -lt 204800; then
 echo list file is too small. can be bad.
 exit 2
fi

composite_list | sort -u | zz "$ZHOSTLIST"

rm -f "$ZREESTR"

hup_zapret_daemons

exit 0
