zapret/init.d/sysv/custom-tpws4http-nfqws4https

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# this custom script demonstrates how to apply tpws to http and nfqws to https
# it preserves config settings : MODE_HTTP, MODE_HTTPS, MODE_FILTER, TPWS_OPT, NFQWS_OPT_DESYNC, NFQWS_OPT_DESYNC_HTTPS
zapret_custom_daemons()
{
# $1 - 1 - run, 0 - stop
local opt
[ "$MODE_HTTP" = "1" ] && {
opt="--port=$TPPORT $TPWS_OPT"
filter_apply_hostlist_target opt
do_tpws $1 1 "$opt"
}
[ "$MODE_HTTPS" = "1" ] && {
opt="--qnum=$QNUM $NFQWS_OPT_DESYNC_HTTPS"
filter_apply_hostlist_target opt
do_nfqws $1 2 "$opt"
}
}
zapret_custom_firewall()
{
# $1 - 1 - run, 0 - stop
local f4 f6
local first_packet_only="-m connbytes --connbytes-dir=original --connbytes-mode=packets --connbytes 1:4"
local desync="-m mark ! --mark $DESYNC_MARK/$DESYNC_MARK"
[ "$MODE_HTTP" = "1" ] && {
f4="-p tcp --dport 80"
f6=$f4
filter_apply_ipset_target f4 f6
fw_tpws $1 "$f4" "$f6" $TPPORT
}
[ "$MODE_HTTPS" = "1" ] && {
f4="-p tcp --dport 443 $first_packet_only"
f6=$f4
filter_apply_ipset_target f4 f6
fw_nfqws_post $1 "$f4 $desync" "$f6 $desync" $QNUM
}
}
zapret_custom_firewall_nft()
{
# stop logic is not required
local f4 f6
local first_packet_only="ct original packets 1-4"
local desync="mark and $DESYNC_MARK == 0"
[ "$MODE_HTTP" = "1" ] && {
f4="tcp dport 80"
f6=$f4
nft_filter_apply_ipset_target f4 f6
nft_fw_tpws "$f4" "$f6" $TPPORT
}
[ "$MODE_HTTPS" = "1" ] && {
f4="tcp dport 443 $first_packet_only"
f6=$f4
nft_filter_apply_ipset_target f4 f6
nft_fw_nfqws_post "$f4 $desync" "$f6 $desync" $QNUM
}
}