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init.d: improve nfqws ipset example

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bol-van 2025-04-22 19:03:18 +03:00
parent 6ef6c8ee5a
commit 1c1f259b39
2 changed files with 106 additions and 37 deletions
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144
init.d/custom.d.examples.linux/50-nfqws-ipset
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@ -1,19 +1,29 @@
# this custom script demonstrates how to launch extra nfqws instance limited by ipset. ipv4 only.
# this custom script demonstrates how to launch extra nfqws instance limited by ipset
# can override in config :
NFQWS_OPT_DESYNC_NFQWS_MY1="${NFQWS_OPT_DESYNC_NFQWS_MY1:---dpi-desync=fake --dpi-desync-repeats=6 --dpi-desync-any-protocol}"
NFQWS_MY1_PORTS=${NFQWS_MY1_PORTS:-6000-6009}
NFQWS_MY1_SUBNETS="${NFQWS_MY1_SUBNETS:-34.0.48.0/21 34.0.56.0/23 34.0.59.0/24 34.0.60.0/24 34.0.62.0/23}"
NFQWS_MY1_OPT="${NFQWS_MY1_OPT:--filter-udp=* --dpi-desync=fake --dpi-desync-repeats=6 --dpi-desync-any-protocol --new --filter-tcp=* --dpi-desync=multisplit}"
NFQWS_MY1_SUBNETS4="${NFQWS_MY1_SUBNETS4:-173.194.0.0/16 108.177.0.0/17 74.125.0.0/16 64.233.160.0/19 172.217.0.0/16}"
NFQWS_MY1_SUBNETS6="${NFQWS_MY1_SUBNETS6:-2a00:1450::/29}"
NFQWS_MY1_PORTS_TCP=${NFQWS_MY1_PORTS_TCP:-$NFQWS_PORTS_TCP}
NFQWS_MY1_PORTS_UDP=${NFQWS_MY1_PORTS_UDP:-$NFQWS_PORTS_UDP}
NFQWS_MY1_TCP_PKT_OUT=${NFQWS_MY1_TCP_PKT_OUT:-$NFQWS_TCP_PKT_OUT}
NFQWS_MY1_UDP_PKT_OUT=${NFQWS_MY1_UDP_PKT_OUT:-$NFQWS_UDP_PKT_OUT}
NFQWS_MY1_TCP_PKT_IN=${NFQWS_MY1_TCP_PKT_IN:-$NFQWS_TCP_PKT_IN}
NFQWS_MY1_UDP_PKT_IN=${NFQWS_MY1_UDP_PKT_IN:-$NFQWS_UDP_PKT_IN}
NFQWS_MY1_IPSET_SIZE=${NFQWS_MY1_IPSET_SIZE:-4096}
NFQWS_MY1_IPSET_OPT="${NFQWS_MY1_IPSET_OPT:-hash:net hashsize 8192 maxelem $NFQWS_MY1_IPSET_SIZE}"
alloc_dnum DNUM_NFQWS_MY1
alloc_qnum QNUM_NFQWS_MY1
NFQWS_MY1_SET_NAME=my1nfqws4
NFQWS_MY1_NAME4=my1nfqws4
NFQWS_MY1_NAME6=my1nfqws6
zapret_custom_daemons()
{
# $1 - 1 - run, 0 - stop
local opt="--qnum=$QNUM_NFQWS_MY1 $NFQWS_OPT_DESYNC_NFQWS_MY1"
local opt="--qnum=$QNUM_NFQWS_MY1 $NFQWS_MY1_OPT"
do_nfqws $1 $DNUM_NFQWS_MY1 "$opt"
}
@ -21,54 +31,114 @@ zapret_custom_firewall()
{
# $1 - 1 - run, 0 - stop
local f
local first_packets_only="$ipt_connbytes 1:3"
local NFQWS_MY1_PORTS_IPT=$(replace_char - : $NFQWS_MY1_PORTS)
local dest_set="-m set --match-set $NFQWS_MY1_SET_NAME dst"
local subnet
local f4 f6 subnet
local NFQWS_MY1_PORTS_TCP=$(replace_char - : $NFQWS_MY1_PORTS_TCP)
local NFQWS_MY1_PORTS_UDP=$(replace_char - : $NFQWS_MY1_PORTS_UDP)
local DISABLE_IPV6=1
[ "$1" = 1 ] && {
ipset create $NFQWS_MY1_SET_NAME hash:net hashsize 8192 maxelem 4096 2>/dev/null
ipset flush $NFQWS_MY1_SET_NAME
for subnet in $NFQWS_MY1_SUBNETS; do
echo add $NFQWS_MY1_SET_NAME $subnet
[ "$1" = 1 -a "$DISABLE_IPV4" != 1 ] && {
ipset create $NFQWS_MY1_NAME4 $NFQWS_MY1_IPSET_OPT family inet 2>/dev/null
ipset flush $NFQWS_MY1_NAME4
for subnet in $NFQWS_MY1_SUBNETS4; do
echo add $NFQWS_MY1_NAME4 $subnet
done | ipset -! restore
}
[ "$1" = 1 -a "$DISABLE_IPV6" != 1 ] && {
ipset create $NFQWS_MY1_NAME6 $NFQWS_MY1_IPSET_OPT family inet6 2>/dev/null
ipset flush $NFQWS_MY1_NAME6
for subnet in $NFQWS_MY1_SUBNETS6; do
echo add $NFQWS_MY1_NAME6 $subnet
done | ipset -! restore
}
f="-p udp -m multiport --dports $NFQWS_MY1_PORTS_IPT"
fw_nfqws_post $1 "$f $first_packets_only $dest_set" "" $QNUM_NFQWS_MY1
[ -n "$NFQWS_MY1_PORTS_TCP" ] && {
[ -n "$NFQWS_MY1_TCP_PKT_OUT" -a "$NFQWS_MY1_TCP_PKT_OUT" != 0 ] && {
f4="-p tcp -m multiport --dports $NFQWS_MY1_PORTS_TCP $ipt_connbytes 1:$NFQWS_MY1_TCP_PKT_OUT -m set --match-set"
f6="$f4 $NFQWS_MY1_NAME6 dst"
f4="$f4 $NFQWS_MY1_NAME4 dst"
fw_nfqws_post $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
[ -n "$NFQWS_MY1_TCP_PKT_IN" -a "$NFQWS_MY1_TCP_PKT_IN" != 0 ] && {
f4="-p tcp -m multiport --sports $NFQWS_MY1_PORTS_TCP $ipt_connbytes 1:$NFQWS_MY1_TCP_PKT_IN -m set --match-set"
f6="$f4 $NFQWS_MY1_NAME6 src"
f4="$f4 $NFQWS_MY1_NAME4 src"
fw_nfqws_pre $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
}
[ -n "$NFQWS_MY1_PORTS_UDP" ] && {
[ -n "$NFQWS_MY1_UDP_PKT_OUT" -a "$NFQWS_MY1_UDP_PKT_OUT" != 0 ] && {
f4="-p udp -m multiport --dports $NFQWS_MY1_PORTS_UDP $ipt_connbytes 1:$NFQWS_MY1_UDP_PKT_OUT -m set --match-set"
f6="$f4 $NFQWS_MY1_NAME6 dst"
f4="$f4 $NFQWS_MY1_NAME4 dst"
fw_nfqws_post $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
[ -n "$NFQWS_MY1_UDP_PKT_IN" -a "$NFQWS_MY1_UDP_PKT_IN" != 0 ] && {
f4="-p udp -m multiport --sports $NFQWS_MY1_PORTS_UDP $ipt_connbytes 1:$NFQWS_MY1_UDP_PKT_IN -m set --match-set"
f6="$f4 $NFQWS_MY1_NAME6 src"
f4="$f4 $NFQWS_MY1_NAME4 src"
fw_nfqws_pre $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
}
[ "$1" = 1 ] || {
ipset destroy $NFQWS_MY1_SET_NAME 2>/dev/null
ipset destroy $NFQWS_MY1_NAME4 2>/dev/null
ipset destroy $NFQWS_MY1_NAME6 2>/dev/null
}
}
zapret_custom_firewall_nft()
{
# stop logic is not required
local f4 f6 subnet
local first_packets_only="$nft_connbytes 1-$NFQWS_MY1_PKT_OUT"
local f
local first_packets_only="$nft_connbytes 1-3"
local dest_set="ip daddr @$NFQWS_MY1_SET_NAME"
local subnets
local DISABLE_IPV6=1
make_comma_list subnets $NFQWS_MY1_SUBNETS
nft_create_set $NFQWS_MY1_SET_NAME "type ipv4_addr; size 4096; auto-merge; flags interval;"
nft_flush_set $NFQWS_MY1_SET_NAME
nft_add_set_element $NFQWS_MY1_SET_NAME "$subnets"
f="udp dport {$NFQWS_MY1_PORTS}"
nft_fw_nfqws_post "$f $first_packets_only $dest_set" "" $QNUM_NFQWS_MY1
[ "$DISABLE_IPV4" != 1 ] && {
make_comma_list subnets $NFQWS_MY1_SUBNETS4
nft_create_set $NFQWS_MY1_NAME4 "type ipv4_addr; size $NFQWS_MY1_IPSET_SIZE; auto-merge; flags interval;"
nft_flush_set $NFQWS_MY1_NAME4
nft_add_set_element $NFQWS_MY1_NAME4 "$subnets"
}
[ "$DISABLE_IPV6" != 1 ] && {
make_comma_list subnets $NFQWS_MY1_SUBNETS6
nft_create_set $NFQWS_MY1_NAME6 "type ipv6_addr; size $NFQWS_MY1_IPSET_SIZE; auto-merge; flags interval;"
nft_flush_set $NFQWS_MY1_NAME6
nft_add_set_element $NFQWS_MY1_NAME6 "$subnets"
}
[ -n "$NFQWS_MY1_PORTS_TCP" ] && {
[ -n "$NFQWS_MY1_TCP_PKT_OUT" -a "$NFQWS_MY1_TCP_PKT_OUT" != 0 ] && {
f4="tcp dport {$NFQWS_MY1_PORTS_TCP} $(nft_first_packets $NFQWS_MY1_TCP_PKT_OUT)"
f6="$f4 ip6 daddr @$NFQWS_MY1_NAME6"
f4="$f4 ip daddr @$NFQWS_MY1_NAME4"
nft_fw_nfqws_post $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
[ -n "$NFQWS_MY1_TCP_PKT_IN" -a "$NFQWS_MY1_TCP_PKT_IN" != 0 ] && {
f4="tcp sport {$NFQWS_MY1_PORTS_TCP} $(nft_first_packets $NFQWS_MY1_TCP_PKT_IN)"
f6="$f4 ip6 saddr @$NFQWS_MY1_NAME6"
f4="$f4 ip saddr @$NFQWS_MY1_NAME4"
nft_fw_nfqws_pre $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
}
[ -n "$NFQWS_MY1_PORTS_UDP" ] && {
[ -n "$NFQWS_MY1_UDP_PKT_OUT" -a "$NFQWS_MY1_UDP_PKT_OUT" != 0 ] && {
f4="udp dport {$NFQWS_MY1_PORTS_UDP} $(nft_first_packets $NFQWS_MY1_UDP_PKT_OUT)"
f6="$f4 ip6 daddr @$NFQWS_MY1_NAME6"
f4="$f4 ip daddr @$NFQWS_MY1_NAME4"
nft_fw_nfqws_post $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
[ -n "$NFQWS_MY1_UDP_PKT_IN" -a "$NFQWS_MY1_UDP_PKT_IN" != 0 ] && {
f4="udp sport {$NFQWS_MY1_PORTS_UDP} $(nft_first_packets $NFQWS_MY1_UDP_PKT_IN)"
f6="$f4 ip6 saddr @$NFQWS_MY1_NAME6"
f4="$f4 ip saddr @$NFQWS_MY1_NAME4"
nft_fw_nfqws_pre $1 "$f4" "$f6" $QNUM_NFQWS_MY1
}
}
}
zapret_custom_firewall_nft_flush()
{
# this function is called after all nft fw rules are deleted
# however sets are not deleted. it's desired to clear sets here.
nft_del_set $NFQWS_MY1_SET_NAME 2>/dev/null
nft_del_set $NFQWS_MY1_NAME4 2>/dev/null
nft_del_set $NFQWS_MY1_NAME6 2>/dev/null
}

1
init.d/custom.d.examples.linux/50-tpws-ipset
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@ -28,7 +28,6 @@ zapret_custom_firewall()
local f4 f6 subnet
local PORTS_IPT=$(replace_char - : $TPWS_MY1_PORTS)
local dest_set="-m set --match-set $TPWS_MY1_NAME4 dst"
[ "$1" = 1 -a "$DISABLE_IPV4" != 1 ] && {
ipset create $TPWS_MY1_NAME4 $TPWS_MY1_IPSET_OPT family inet 2>/dev/null