Truncated history

init.d/sysv/custom.d.examples/10-inherit-nfqws

@@ -0,0 +1,22 @@
+# this custom script applies nfqws mode as it would be with MODE=nfqws
+
+OVERRIDE=nfqws
+
+zapret_custom_daemons()
+{
+	# $1 - 1 - run, 0 - stop
+
+	MODE_OVERRIDE=$OVERRIDE zapret_do_daemons $1
+}
+zapret_custom_firewall()
+{
+	# $1 - 1 - run, 0 - stop
+
+	MODE_OVERRIDE=$OVERRIDE zapret_do_firewall_rules_ipt $1
+}
+zapret_custom_firewall_nft()
+{
+	# stop logic is not required
+
+	MODE_OVERRIDE=$OVERRIDE zapret_apply_firewall_rules_nft
+}

init.d/sysv/custom.d.examples/10-inherit-tpws

@@ -0,0 +1,22 @@
+# this custom script applies tpws mode as it would be with MODE=tpws
+
+OVERRIDE=tpws
+
+zapret_custom_daemons()
+{
+	# $1 - 1 - run, 0 - stop
+
+	MODE_OVERRIDE=$OVERRIDE zapret_do_daemons $1
+}
+zapret_custom_firewall()
+{
+	# $1 - 1 - run, 0 - stop
+
+	MODE_OVERRIDE=$OVERRIDE zapret_do_firewall_rules_ipt $1
+}
+zapret_custom_firewall_nft()
+{
+	# stop logic is not required
+
+	MODE_OVERRIDE=$OVERRIDE zapret_apply_firewall_rules_nft
+}

init.d/sysv/custom.d.examples/10-inherit-tpws-socks

@@ -0,0 +1,22 @@
+# this custom script applies tpws-socks mode as it would be with MODE=tpws-socks
+
+OVERRIDE=tpws-socks
+
+zapret_custom_daemons()
+{
+	# $1 - 1 - run, 0 - stop
+
+	MODE_OVERRIDE=$OVERRIDE zapret_do_daemons $1
+}
+zapret_custom_firewall()
+{
+	# $1 - 1 - run, 0 - stop
+
+	MODE_OVERRIDE=$OVERRIDE zapret_do_firewall_rules_ipt $1
+}
+zapret_custom_firewall_nft()
+{
+	# stop logic is not required
+
+	MODE_OVERRIDE=$OVERRIDE zapret_apply_firewall_rules_nft
+}

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

@@ -0,0 +1,39 @@
+# this custom script runs desync to DHT packets with udp payload length 101..399 , without ipset/hostlist filtering
+# need to add to config : NFQWS_OPT_DESYNC_DHT="--dpi-desync=fake --dpi-desync-ttl=5"
+
+DNUM=101
+QNUM2=$(($DNUM * 5))
+
+zapret_custom_daemons()
+{
+        # stop logic is managed by procd
+
+        local opt="--qnum=$QNUM2 $NFQWS_OPT_BASE $NFQWS_OPT_DESYNC_DHT"
+	do_nfqws $1 $DNUM "$opt"
+}
+zapret_custom_firewall()
+{
+        # $1 - 1 - run, 0 - stop
+
+        local f uf4 uf6
+        local first_packet_only="$ipt_connbytes 1:1"
+        local desync="-m mark ! --mark $DESYNC_MARK/$DESYNC_MARK"
+
+        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 $desync $first_packet_only"  "$f $uf6 $desync $first_packet_only" $QNUM2
+
+}
+zapret_custom_firewall_nft()
+{
+        # stop logic is not required
+
+        local f
+        local first_packet_only="$nft_connbytes 1"
+        local desync="mark and $DESYNC_MARK == 0"
+
+        f="meta length 109-407 meta l4proto udp @th,64,16 0x6431"
+        nft_fw_nfqws_post "$f $desync $first_packet_only" "$f $desync $first_packet_only" $QNUM2
+}
+

init.d/sysv/custom.d.examples/50-quic4all

@@ -0,0 +1,37 @@
+# this custom script runs desync to all QUIC initial packets, without ipset/hostlist filtering
+# need to add to config : NFQWS_OPT_DESYNC_QUIC="--dpi-desync=fake"
+# NOTE : do not use TTL fooling. chromium QUIC engine breaks sessions if TTL expired in transit received
+
+DNUM=102
+QNUM2=$(($DNUM * 5))
+
+zapret_custom_daemons()
+{
+	# $1 - 1 - run, 0 - stop
+
+	local opt="--qnum=$QNUM2 $NFQWS_OPT_BASE $NFQWS_OPT_DESYNC_QUIC"
+	do_nfqws $1 $DNUM "$opt"
+}
+zapret_custom_firewall()
+{
+	# $1 - 1 - run, 0 - stop
+
+	local f
+	local first_packets_only="$ipt_connbytes 1:3"
+	local desync="-m mark ! --mark $DESYNC_MARK/$DESYNC_MARK"
+
+	f="-p udp -m multiport --dports $QUIC_PORTS_IPT"
+	fw_nfqws_post $1 "$f $desync $first_packets_only" "$f $desync $first_packets_only" $QNUM2
+
+}
+zapret_custom_firewall_nft()
+{
+	# stop logic is not required
+
+	local f
+	local first_packets_only="$nft_connbytes 1-3"
+	local desync="mark and $DESYNC_MARK == 0"
+
+	f="udp dport {$QUIC_PORTS}"
+	nft_fw_nfqws_post "$f $desync $first_packets_only" "$f $desync $first_packets_only" $QNUM2
+}

init.d/sysv/custom.d.examples/50-tpws4http-nfqws4https

@@ -0,0 +1,71 @@
+# 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 $TPWS_OPT"
+		filter_apply_hostlist_target opt
+		filter_apply_suffix opt "$TPWS_OPT_SUFFIX"
+		do_tpws $1 1 "$opt"
+	}
+
+	[ "$MODE_HTTPS" = "1" ] && {
+		opt="--qnum=$QNUM $NFQWS_OPT_DESYNC_HTTPS"
+		filter_apply_hostlist_target opt
+		filter_apply_suffix opt "$NFQWS_OPT_DESYNC_HTTPS_SUFFIX"
+		do_nfqws $1 2 "$opt"
+	}
+}
+zapret_custom_firewall()
+{
+	# $1 - 1 - run, 0 - stop
+
+	local f4 f6
+	local first_packet_only="$ipt_connbytes 1:$(first_packets_for_mode)"
+	local desync="-m mark ! --mark $DESYNC_MARK/$DESYNC_MARK"
+
+	[ "$MODE_HTTP" = "1" ] && {
+		f4="-p tcp -m multiport --dports $HTTP_PORTS_IPT"
+		f6=$f4
+		filter_apply_ipset_target f4 f6
+		fw_tpws $1 "$f4" "$f6" $TPPORT
+	}
+	
+	[ "$MODE_HTTPS" = "1" ] && {
+		f4="-p tcp -m multiport --dports $HTTPS_PORTS_IPT $first_packet_only"
+		f6=$f4
+		filter_apply_ipset_target f4 f6
+		fw_nfqws_post $1 "$f4 $desync" "$f6 $desync" $QNUM
+		# for modes that require incoming traffic
+		fw_reverse_nfqws_rule $1 "$f4" "$f6" $QNUM
+	}
+}
+zapret_custom_firewall_nft()
+{
+	# stop logic is not required
+
+	local f4 f6
+	local first_packet_only="$nft_connbytes 1-$(first_packets_for_mode)"
+	local desync="mark and $DESYNC_MARK == 0"
+
+	[ "$MODE_HTTP" = "1" ] && {
+		f4="tcp dport {$HTTP_PORTS}"
+		f6=$f4
+		nft_filter_apply_ipset_target f4 f6
+		nft_fw_tpws "$f4" "$f6" $TPPORT
+	}
+	
+	[ "$MODE_HTTPS" = "1" ] && {
+		f4="tcp dport {$HTTPS_PORTS} $first_packet_only"
+		f6=$f4
+		nft_filter_apply_ipset_target f4 f6
+		nft_fw_nfqws_post "$f4 $desync" "$f6 $desync" $QNUM
+		# for modes that require incoming traffic
+		nft_fw_reverse_nfqws_rule "$f4" "$f6" $QNUM
+	}
+}