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adblock: update 1.4.1 

* fix two possible overflows in adblock statistics

Signed-off-by: Dirk Brenken <dev@brenken.org>
This commit is contained in:
Dirk Brenken 2016-07-20 22:09:23 +02:00
parent c493f6af44
commit 6883d35f5e
3 changed files with 12 additions and 6 deletions
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2
net/adblock/Makefile
View File

@ -7,7 +7,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=adblock
PKG_VERSION:=1.4.0
PKG_VERSION:=1.4.1
PKG_RELEASE:=1
PKG_LICENSE:=GPL-3.0+
PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>

14
net/adblock/files/adblock-helper.sh
View File

@ -710,20 +710,26 @@ f_statistics()
if [ -n "${adb_wanif4}" ]
then
ipv4_blk="$(iptables -t nat -vnL adb-nat | awk '$3 ~ /^DNAT$/ {sum += $1} END {printf sum}')"
ipv4_all="$(iptables -t nat -vnL PREROUTING | awk '$3 ~ /^prerouting_rule$/ {sum += $1} END {printf sum}')"
ipv4_blk="$(iptables -t nat -vxnL adb-nat | awk '$3 ~ /^DNAT$/ {sum += $1} END {printf sum}')"
ipv4_all="$(iptables -t nat -vxnL PREROUTING | awk '$3 ~ /^prerouting_rule$/ {sum += $1} END {printf sum}')"
if [ $((ipv4_all)) -gt 0 ] && [ $((ipv4_blk)) -gt 0 ] && [ $((ipv4_all)) -gt $((ipv4_blk)) ]
then
ipv4_pct="$(printf "${ipv4_blk}" | awk -v all="${ipv4_all}" '{printf( "%5.2f\n",$1/all*100)}')"
elif [ $((ipv4_all)) -lt $((ipv4_blk)) ]
then
iptables -t nat -Z adb-nat
fi
fi
if [ -n "${adb_wanif6}" ]
then
ipv6_blk="$(ip6tables -t nat -vnL adb-nat | awk '$3 ~ /^DNAT$/ {sum += $1} END {printf sum}')"
ipv6_all="$(ip6tables -t nat -vnL PREROUTING | awk '$3 ~ /^(adb-nat|DNAT)$/ {sum += $1} END {printf sum}')"
ipv6_blk="$(ip6tables -t nat -vxnL adb-nat | awk '$3 ~ /^DNAT$/ {sum += $1} END {printf sum}')"
ipv6_all="$(ip6tables -t nat -vxnL PREROUTING | awk '$3 ~ /^(adb-nat|DNAT)$/ {sum += $1} END {printf sum}')"
if [ $((ipv6_all)) -gt 0 ] && [ $((ipv6_blk)) -gt 0 ] && [ $((ipv6_all)) -gt $((ipv6_blk)) ]
then
ipv6_pct="$(printf "${ipv6_blk}" | awk -v all="${ipv6_all}" '{printf( "%5.2f\n",$1/all*100)}')"
elif [ $((ipv6_all)) -lt $((ipv6_blk)) ]
then
ip6tables -t nat -Z adb-nat
fi
fi
"${adb_uci}" -q set "adblock.global.adb_percentage=${ipv4_pct}%/${ipv6_pct}%"

2
net/adblock/files/adblock-update.sh
View File

@ -10,7 +10,7 @@
#
adb_pid="${$}"
adb_pidfile="/var/run/adblock.pid"
adb_scriptver="1.4.0"
adb_scriptver="1.4.1"
adb_mincfgver="2.2"
adb_scriptdir="${0%/*}"
if [ -r "${adb_pidfile}" ]