mirror of
https://github.com/bol-van/zapret.git
synced 2024-12-30 21:20:33 +05:00
38 lines
1.0 KiB
Plaintext
38 lines
1.0 KiB
Plaintext
# this custom script runs desync to DHT packets with udp payload length 101..399 , without ipset/hostlist filtering
|
|
|
|
# can override in config :
|
|
NFQWS_OPT_DESYNC_DHT="${NFQWS_OPT_DESYNC_DHT:---dpi-desync=tamper}"
|
|
|
|
alloc_dnum DNUM_DHT4ALL
|
|
alloc_qnum QNUM_DHT4ALL
|
|
|
|
zapret_custom_daemons()
|
|
{
|
|
# $1 - 1 - add, 0 - stop
|
|
|
|
local opt="--qnum=$QNUM_DHT4ALL $NFQWS_OPT_DESYNC_DHT"
|
|
do_nfqws $1 $DNUM_DHT4ALL "$opt"
|
|
}
|
|
zapret_custom_firewall()
|
|
{
|
|
# $1 - 1 - run, 0 - stop
|
|
|
|
local f uf4 uf6
|
|
local first_packet_only="$ipt_connbytes 1:1"
|
|
|
|
f='-p udp -m length --length 109:407 -m u32 --u32'
|
|
uf4='0>>22&0x3C@8>>16=0x6431'
|
|
uf6='48>>16=0x6431'
|
|
fw_nfqws_post $1 "$f $uf4 $first_packet_only" "$f $uf6 $first_packet_only" $QNUM_DHT4ALL
|
|
}
|
|
zapret_custom_firewall_nft()
|
|
{
|
|
# stop logic is not required
|
|
|
|
local f
|
|
local first_packet_only="$nft_connbytes 1"
|
|
|
|
f="meta length 109-407 meta l4proto udp @th,64,16 0x6431"
|
|
nft_fw_nfqws_post "$f $first_packet_only" "$f $first_packet_only" $QNUM_DHT4ALL
|
|
}
|