diff --git a/init.d/custom.d.examples.linux/50-nfqws-cloudflare b/init.d/custom.d.examples.linux/50-nfqws-cloudflare new file mode 100644 index 00000000..70b51631 --- /dev/null +++ b/init.d/custom.d.examples.linux/50-nfqws-cloudflare @@ -0,0 +1,117 @@ +NFQWS_OPT_DESYNC_NFQWS_MY1_TCP80="${NFQWS_OPT_DESYNC_NFQWS_MY1_TCP80:---dpi-desync=fake --dpi-desync-repeats=6 --dpi-desync-any-protocol}" +NFQWS_OPT_DESYNC_NFQWS_MY1_TCP443="${NFQWS_OPT_DESYNC_NFQWS_MY1_TCP443:---dpi-desync=fake,split --dpi-desync-repeats=4 --dpi-desync-any-protocol}" +NFQWS_OPT_DESYNC_NFQWS_MY1_UDP443="${NFQWS_OPT_DESYNC_NFQWS_MY1_UDP443:---dpi-desync=fake,disorder --dpi-desync-repeats=8 --dpi-desync-any-protocol}" +NFQWS_MY1_PORTS_TCP=${NFQWS_MY1_PORTS_TCP:-80,443} +NFQWS_MY1_PORTS_UDP=${NFQWS_MY1_PORTS_UDP:-443} +NFQWS_MY1_SUBNETS_IPV4="${NFQWS_MY1_SUBNETS_IPV4:-103.21.244.0/22 103.22.200.0/22 103.31.4.0/22 104.16.0.0/12 108.162.192.0/18 131.0.72.0/22 141.101.64.0/18 162.158.0.0/15 172.64.0.0/13 173.245.48.0/20 188.114.96.0/20 190.93.240.0/20 197.234.240.0/22 198.41.128.0/17 199.27.128.0/21}" +NFQWS_MY1_SUBNETS_IPV6="${NFQWS_MY1_SUBNETS_IPV6:-2400:cb00::/32 2606:4700::/32 2803:f800::/32 2405:b500::/32 2405:8100::/32 2a06:98c0::/29 2c0f:f248::/32}" + +alloc_dnum DNUM_NFQWS_MY1_TCP80 +alloc_dnum DNUM_NFQWS_MY1_TCP443 +alloc_dnum DNUM_NFQWS_MY1_UDP443 +alloc_qnum QNUM_NFQWS_MY1_TCP80 +alloc_qnum QNUM_NFQWS_MY1_TCP443 +alloc_qnum QNUM_NFQWS_MY1_UDP443 +NFQWS_MY1_SET_NAME_IPV4=my1nfqws4 +NFQWS_MY1_SET_NAME_IPV6=my1nfqws6 + +zapret_custom_daemons() +{ + local opt_tcp80="--qnum=$QNUM_NFQWS_MY1_TCP80 $NFQWS_OPT_DESYNC_NFQWS_MY1_TCP80" + local opt_tcp443="--qnum=$QNUM_NFQWS_MY1_TCP443 $NFQWS_OPT_DESYNC_NFQWS_MY1_TCP443" + local opt_udp443="--qnum=$QNUM_NFQWS_MY1_UDP443 $NFQWS_OPT_DESYNC_NFQWS_MY1_UDP443" + do_nfqws $1 $DNUM_NFQWS_MY1_TCP80 "$opt_tcp80" + do_nfqws $1 $DNUM_NFQWS_MY1_TCP443 "$opt_tcp443" + do_nfqws $1 $DNUM_NFQWS_MY1_UDP443 "$opt_udp443" +} + +zapret_custom_firewall() +{ + local f + local first_packets_only="$ipt_connbytes 1:3" + local NFQWS_MY1_PORTS_TCP_IPT=$(replace_char - , $NFQWS_MY1_PORTS_TCP) + local NFQWS_MY1_PORTS_UDP_IPT=$(replace_char - , $NFQWS_MY1_PORTS_UDP) + local dest_set_ipv4="-m set --match-set $NFQWS_MY1_SET_NAME_IPV4 dst" + local dest_set_ipv6="-m set --match-set $NFQWS_MY1_SET_NAME_IPV6 dst" + local subnet + local subnet_count_ipv4=$(echo $NFQWS_MY1_SUBNETS_IPV4 | wc -w) + local subnet_count_ipv6=$(echo $NFQWS_MY1_SUBNETS_IPV6 | wc -w) + local hashsize_ipv4=$((subnet_count_ipv4 * 2)) + local maxelem_ipv4=$((subnet_count_ipv4 * 4)) + local hashsize_ipv6=$((subnet_count_ipv6 * 2)) + local maxelem_ipv6=$((subnet_count_ipv6 * 4)) + + [ "$1" = 1 ] && { + ipset create $NFQWS_MY1_SET_NAME_IPV4 hash:net hashsize $hashsize_ipv4 maxelem $maxelem_ipv4 2>/dev/null + ipset flush $NFQWS_MY1_SET_NAME_IPV4 + for subnet in $NFQWS_MY1_SUBNETS_IPV4; do + echo add $NFQWS_MY1_SET_NAME_IPV4 $subnet + done | ipset -! restore + + ipset create $NFQWS_MY1_SET_NAME_IPV6 hash:net family inet6 hashsize $hashsize_ipv6 maxelem $maxelem_ipv6 2>/dev/null + ipset flush $NFQWS_MY1_SET_NAME_IPV6 + for subnet in $NFQWS_MY1_SUBNETS_IPV6; do + echo add $NFQWS_MY1_SET_NAME_IPV6 $subnet + done | ipset -! restore + } + + f="-p tcp -m multiport --dports 80" + fw_nfqws_post $1 "$f $first_packets_only $dest_set_ipv4" "" $QNUM_NFQWS_MY1_TCP80 + fw_nfqws_post $1 "$f $first_packets_only $dest_set_ipv6" "" $QNUM_NFQWS_MY1_TCP80 + + f="-p tcp -m multiport --dports 443" + fw_nfqws_post $1 "$f $first_packets_only $dest_set_ipv4" "" $QNUM_NFQWS_MY1_TCP443 + fw_nfqws_post $1 "$f $first_packets_only $dest_set_ipv6" "" $QNUM_NFQWS_MY1_TCP443 + + f="-p udp -m multiport --dports $NFQWS_MY1_PORTS_UDP_IPT" + fw_nfqws_post $1 "$f $first_packets_only $dest_set_ipv4" "" $QNUM_NFQWS_MY1_UDP443 + fw_nfqws_post $1 "$f $first_packets_only $dest_set_ipv6" "" $QNUM_NFQWS_MY1_UDP443 + + [ "$1" = 0 ] && { + ipset destroy $NFQWS_MY1_SET_NAME_IPV4 2>/dev/null + ipset destroy $NFQWS_MY1_SET_NAME_IPV6 2>/dev/null + } +} + +zapret_custom_firewall_nft() +{ + local f + local first_packets_only="$nft_connbytes 1-3" + local dest_set_ipv4="ip daddr @$NFQWS_MY1_SET_NAME_IPV4" + local dest_set_ipv6="ip6 daddr @$NFQWS_MY1_SET_NAME_IPV6" + local subnets_ipv4 + local subnets_ipv6 + local subnet_count_ipv4=$(echo $NFQWS_MY1_SUBNETS_IPV4 | wc -w) + local subnet_count_ipv6=$(echo $NFQWS_MY1_SUBNETS_IPV6 | wc -w) + local size_ipv4=$((subnet_count_ipv4 * 4)) + local size_ipv6=$((subnet_count_ipv6 * 4)) + + make_comma_list subnets_ipv4 $NFQWS_MY1_SUBNETS_IPV4 + make_comma_list subnets_ipv6 $NFQWS_MY1_SUBNETS_IPV6 + + nft_create_set $NFQWS_MY1_SET_NAME_IPV4 "type ipv4_addr; size $size_ipv4; auto-merge; flags interval;" + nft_flush_set $NFQWS_MY1_SET_NAME_IPV4 + nft_add_set_element $NFQWS_MY1_SET_NAME_IPV4 "$subnets_ipv4" + + nft_create_set $NFQWS_MY1_SET_NAME_IPV6 "type ipv6_addr; size $size_ipv6; auto-merge; flags interval;" + nft_flush_set $NFQWS_MY1_SET_NAME_IPV6 + nft_add_set_element $NFQWS_MY1_SET_NAME_IPV6 "$subnets_ipv6" + + f="tcp dport 80" + nft_fw_nfqws_post "$f $first_packets_only $dest_set_ipv4" "" $QNUM_NFQWS_MY1_TCP80 + nft_fw_nfqws_post "$f $first_packets_only $dest_set_ipv6" "" $QNUM_NFQWS_MY1_TCP80 + + f="tcp dport 443" + nft_fw_nfqws_post "$f $first_packets_only $dest_set_ipv4" "" $QNUM_NFQWS_MY1_TCP443 + nft_fw_nfqws_post "$f $first_packets_only $dest_set_ipv6" "" $QNUM_NFQWS_MY1_TCP443 + + f="udp dport {$NFQWS_MY1_PORTS_UDP}" + nft_fw_nfqws_post "$f $first_packets_only $dest_set_ipv4" "" $QNUM_NFQWS_MY1_UDP443 + nft_fw_nfqws_post "$f $first_packets_only $dest_set_ipv6" "" $QNUM_NFQWS_MY1_UDP443 +} + +zapret_custom_firewall_nft_flush() +{ + nft_del_set $NFQWS_MY1_SET_NAME_IPV4 2>/dev/null + nft_del_set $NFQWS_MY1_SET_NAME_IPV6 2>/dev/null +} \ No newline at end of file