init.d: unitfy custom scripts for linux

init.d/custom.d.examples.linux/50-dht4all

@@ -8,7 +8,7 @@ alloc_qnum QNUM_DHT4ALL
 
 zapret_custom_daemons()
 {
-        # stop logic is managed by procd
+	# $1 - 1 - add, 0 - stop
 
         local opt="--qnum=$QNUM_DHT4ALL $NFQWS_OPT_DESYNC_DHT"
 	do_nfqws $1 $DNUM_DHT4ALL "$opt"

init.d/custom.d.examples.linux/50-wg4all

@@ -8,7 +8,7 @@ alloc_qnum QNUM_WG4ALL
 
 zapret_custom_daemons()
 {
-        # stop logic is managed by procd
+	# $1 - 1 - add, 0 - stop
 
         local opt="--qnum=$QNUM_WG4ALL $NFQWS_OPT_DESYNC_WG"
 	do_nfqws $1 $DNUM_WG4ALL "$opt"

init.d/openwrt/custom.d.examples/50-dht4all

@@ -1,38 +0,0 @@
-# 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="${NFQWS_OPT_DESYNC_DHT:---dpi-desync=tamper}"
-
-alloc_dnum DNUM_DHT4ALL
-alloc_qnum QNUM_DHT4ALL
-
-zapret_custom_daemons()
-{
-        # stop logic is managed by procd
-
-        local opt="--qnum=$QNUM_DHT4ALL $NFQWS_OPT_BASE $NFQWS_OPT_DESYNC_DHT"
-	run_daemon $DNUM_DHT4ALL $NFQWS "$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
-}

init.d/openwrt/custom.d.examples/50-tpws-ipset

@@ -1,89 +0,0 @@
-# this custom script demonstrates how to launch extra tpws instance limited by ipset
-
-# can override in config :
-TPWS_MY1_OPT="${TPWS_MY1_OPT:---oob --split-pos=midsld}"
-TPWS_MY1_PORTS=${TPWS_MY1_PORTS:-$TPWS_PORTS}
-TPWS_MY1_SUBNETS4="${TPWS_MY1_SUBNETS4:-142.250.0.0/15 64.233.160.0/19 172.217.0.0/16 173.194.0.0/16 108.177.0.0/17 74.125.0.0/16 209.85.128.0/17 216.58.192.0/19}"
-TPWS_MY1_SUBNETS6="${TPWS_MY1_SUBNETS6:-2607:F8B0::/32 2a00:1450:4000::/37}"
-
-TPWS_MY1_IPSET_SIZE=${TPWS_MY1_IPSET_SIZE:-4096}
-TPWS_MY1_IPSET_OPT="${TPWS_MY1_IPSET_OPT:-hash:net hashsize 8192 maxelem $TPWS_MY1_IPSET_SIZE}"
-
-alloc_dnum DNUM_TPWS_MY1
-alloc_tpws_port PORT_TPWS_MY1
-TPWS_MY1_NAME4=my1tpws4
-TPWS_MY1_NAME6=my1tpws6
-
-zapret_custom_daemons()
-{
-	# stop logic is managed by procd
-
-	local opt="--port=$PORT_TPWS_MY1 $TPWS_MY1_OPT"
-	run_tpws $DNUM_TPWS_MY1 "$opt"
-}
-
-zapret_custom_firewall()
-{
-	# $1 - 1 - run, 0 - stop
-
-	local f4 f6 subnet
-	local PORTS_IPT=$(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
-		ipset flush $TPWS_MY1_NAME4
-		for subnet in $TPWS_MY1_SUBNETS4; do
-			echo add $TPWS_MY1_NAME4 $subnet
-		done | ipset -! restore
-	}
-	[ "$1" = 1 -a "$DISABLE_IPV6" != 1 ] && {
-		ipset create $TPWS_MY1_NAME6 $TPWS_MY1_IPSET_OPT family inet6 2>/dev/null
-		ipset flush $TPWS_MY1_NAME6
-		for subnet in $TPWS_MY1_SUBNETS6; do
-			echo add $TPWS_MY1_NAME6 $subnet
-		done | ipset -! restore
-	}
-
-	f4="-p tcp -m multiport --dports $PORTS_IPT -m set --match-set"
-	f6="$f4 $TPWS_MY1_NAME6 dst"
-	f4="$f4 $TPWS_MY1_NAME4 dst"
-	fw_tpws $1 "$f4" "$f6" $PORT_TPWS_MY1
-
-	[ "$1" = 1 ] || {
-		ipset destroy $TPWS_MY1_NAME4 2>/dev/null
-		ipset destroy $TPWS_MY1_NAME6 2>/dev/null
-	}
-}
-
-zapret_custom_firewall_nft()
-{
-	local f4 f6 subnet
-
-	[ "$DISABLE_IPV4" != 1 ] && {
-	        make_comma_list subnets $TPWS_MY1_SUBNETS4
-		nft_create_set $TPWS_MY1_NAME4 "type ipv4_addr; size $TPWS_MY1_IPSET_SIZE; auto-merge; flags interval;"
-		nft_flush_set $TPWS_MY1_NAME4
-		nft_add_set_element $TPWS_MY1_NAME4 "$subnets"
-	}
-	[ "$DISABLE_IPV6" != 1 ] && {
-	        make_comma_list subnets $TPWS_MY1_SUBNETS6
-		nft_create_set $TPWS_MY1_NAME6 "type ipv6_addr; size $TPWS_MY1_IPSET_SIZE; auto-merge; flags interval;"
-		nft_flush_set $TPWS_MY1_NAME6
-		nft_add_set_element $TPWS_MY1_NAME6 "$subnets"
-	}
-
-	f4="tcp dport {$TPWS_MY1_PORTS}"
-	f6="$f4 ip6 daddr @$TPWS_MY1_NAME6"
-	f4="$f4 ip daddr @$TPWS_MY1_NAME4"
-	nft_fw_tpws "$f4" "$f6" $PORT_TPWS_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 $TPWS_MY1_NAME4 2>/dev/null
-	nft_del_set $TPWS_MY1_NAME6 2>/dev/null
-}

init.d/openwrt/custom.d.examples/50-wg4all

@@ -1,30 +0,0 @@
-# this custom script runs desync to all wireguard handshake initiation packets
-
-# can override in config :
-NFQWS_OPT_DESYNC_WG="${NFQWS_OPT_DESYNC_WG:---dpi-desync=fake}"
-
-alloc_dnum DNUM_WG4ALL
-alloc_qnum QNUM_WG4ALL
-
-zapret_custom_daemons()
-{
-        # stop logic is managed by procd
-
-        local opt="--qnum=$QNUM_WG4ALL $NFQWS_OPT_BASE $NFQWS_OPT_DESYNC_WG"
-        run_daemon $DNUM_WG4ALL $NFQWS "$opt"
-}
-# size = 156 (8 udp header + 148 payload) && payload starts with 0x01000000
-zapret_custom_firewall()
-{
-        # $1 - 1 - run, 0 - stop
-
-        local f='-p udp -m u32 --u32'
-        fw_nfqws_post $1 "$f 0>>22&0x3C@4>>16=0x9c&&0>>22&0x3C@8=0x01000000" "$f 44>>16=0x9c&&48=0x01000000" $QNUM_WG4ALL
-}
-zapret_custom_firewall_nft()
-{
-        # stop logic is not required
-
-        local f="udp length 156 @th,64,32 0x01000000"
-        nft_fw_nfqws_post "$f" "$f" $QNUM_WG4ALL
-}

init.d/openwrt/zapret

@@ -81,6 +81,10 @@ run_tpws()
 	}
 	run_daemon $1 "$TPWS" "$OPT $2"
 }
+do_tpws()
+{
+	[ "$1" = 0 ] || { shift; run_tpws "$@"; }
+}
 run_tpws_socks()
 {
 	[ "$DISABLE_IPV4" = "1" ] && [ "$DISABLE_IPV6" = "1" ] && return 0
@@ -90,13 +94,10 @@ run_tpws_socks()
 	tpws_apply_socks_binds opt
 	run_daemon $1 "$TPWS" "$opt $2"
 }
-
+do_tpws_socks()
-stop_tpws()
 {
-	stop_daemon $1 "$TPWS"
+	[ "$1" = 0 ] || { shift; run_tpws_socks "$@"; }
 }
-
-
 tpws_apply_socks_binds()
 {
 	local o
@@ -105,14 +106,25 @@ tpws_apply_socks_binds()
 	[ "$DISABLE_IPV6" = "1" ] || o="$o --bind-addr=::1"
 	
 	for lan in $OPENWRT_LAN; do
-	    network_get_device DEVICE $lan
+		network_get_device DEVICE $lan
-	    [ -n "$DEVICE" ] || continue
+		[ -n "$DEVICE" ] || continue
-	    [ "$DISABLE_IPV4" = "1" ] || o="$o --bind-iface4=$DEVICE $TPWS_WAIT"
+		[ "$DISABLE_IPV4" = "1" ] || o="$o --bind-iface4=$DEVICE $TPWS_WAIT"
-	    [ "$DISABLE_IPV6" = "1" ] || o="$o --bind-iface6=$DEVICE --bind-linklocal=unwanted $TPWS_WAIT_SOCKS6"
+		[ "$DISABLE_IPV6" = "1" ] || o="$o --bind-iface6=$DEVICE --bind-linklocal=unwanted $TPWS_WAIT_SOCKS6"
 	done
 	eval $1="\"\$$1 $o\""
 }
 
+run_nfqws()
+{
+	run_daemon $1 "$NFQWS" "$NFQWS_OPT_BASE $2"
+}
+do_nfqws()
+{
+	[ "$1" = 0 ] || { shift; run_nfqws "$@"; }
+}
+
+
+
 
 standard_mode_daemons()
 {
@@ -137,7 +149,7 @@ standard_mode_daemons()
 start_daemons_procd()
 {
 	standard_mode_daemons
-	custom_runner zapret_custom_daemons
+	custom_runner zapret_custom_daemons 1
 
 	return 0
 }