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76 lines
7.0 KiB
Plaintext
76 lines
7.0 KiB
Plaintext
# this custom script runs desync of some udp packets to discord subnets
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# idea taken from community. not tested and not optimized by author.
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# can override in config :
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NFQWS_OPT_DESYNC_DISCORD="${NFQWS_OPT_DESYNC_DISCORD:---dpi-desync=fake --dpi-desync-repeats=6 --dpi-desync-any-protocol}"
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DISCORD_PORTS=${DISCORD_PORTS:-50000-50099}
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DISCORD_SUBNETS="${DISCORD_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 34.0.64.0/23 34.0.66.0/24 34.0.82.140/24 34.0.129.0/24 34.0.130.0/23 34.0.132.0/22 34.0.136.0/23 34.0.139.0/24 34.0.140.0/23 34.0.142.0/24 34.0.144.0/23 34.0.146.0/24 34.0.148.0/23 34.0.151.0/24 34.0.153.0/24 34.0.155.0/24 34.0.156.0/22 34.0.192.0/20 34.0.208.0/22 34.0.212.0/23 34.0.215.0/24 34.0.216.0/23 34.0.218.0/24 34.0.220.0/22 34.0.227.0/24 34.0.240.0/21 34.0.248.0/22 34.1.216.0/24 34.1.221.166/24 35.207.64.0/23 35.207.67.116/24 35.207.71.0/24 35.207.72.0/21 35.207.80.0/21 35.207.89.188/24 35.207.91.0/24 35.207.92.0/24 35.207.95.0/24 35.207.97.174/24 35.207.99.0/24 35.207.100.0/23 35.207.103.0/24 35.207.104.0/24 35.207.106.0/23 35.207.108.0/22 35.207.114.0/23 35.207.116.0/23 35.207.121.0/24 35.207.122.0/24 35.207.124.0/23 35.207.126.0/24 35.207.129.0/24 35.207.131.0/24 35.207.132.0/24 35.207.135.0/24 35.207.136.0/23 35.207.139.0/24 35.207.140.0/22 35.207.144.0/22 35.207.149.0/24 35.207.150.0/23 35.207.153.0/24 35.207.154.0/23 35.207.156.0/23 35.207.158.0/24 35.207.160.160/24 35.207.162.0/23 35.207.164.0/22 35.207.168.0/24 35.207.170.0/23 35.207.172.0/24 35.207.174.55/24 35.207.176.0/24 35.207.178.0/24 35.207.180.0/23 35.207.182.0/24 35.207.184.0/21 35.207.193.165/24 35.207.195.0/24 35.207.196.0/24 35.207.198.0/23 35.207.201.0/24 35.207.202.0/24 35.207.205.211/24 35.207.207.4/24 35.207.209.0/24 35.207.210.0/23 35.207.213.0/24 35.207.214.0/24 35.207.220.0/23 35.207.222.0/24 35.207.224.0/23 35.207.227.0/24 35.207.229.212/24 35.207.232.26/24 35.207.234.182/24 35.207.238.0/24 35.207.240.0/24 35.207.245.0/24 35.207.249.0/24 35.207.250.0/23 35.212.4.134/24 35.212.12.148/24 35.212.39.46/24 35.212.88.11/24 35.212.102.50/24 35.212.111.0/24 35.212.117.247/24 35.212.120.122/24 35.213.0.0/24 35.213.2.8/24 35.213.4.185/24 35.213.6.0/23 35.213.8.0/24 35.213.10.0/23 35.213.12.0/23 35.213.14.0/24 35.213.16.0/23 35.213.23.166/24 35.213.25.0/24 35.213.26.0/23 35.213.32.0/23 35.213.34.0/24 35.213.37.0/24 35.213.38.0/23 35.213.42.0/23 35.213.45.0/24 35.213.46.0/24 35.213.49.0/24 35.213.50.0/23 35.213.52.0/23 35.213.54.0/24 35.213.56.0/24 35.213.59.0/24 35.213.61.58/24 35.213.65.0/24 35.213.67.0/24 35.213.68.0/24 35.213.70.151/24 35.213.72.0/23 35.213.74.0/24 35.213.78.0/23 35.213.80.0/24 35.213.83.0/24 35.213.84.0/23 35.213.88.0/21 35.213.96.0/24 35.213.98.0/23 35.213.101.0/24 35.213.102.0/24 35.213.105.0/24 35.213.106.0/23 35.213.109.0/24 35.213.110.0/23 35.213.115.0/24 35.213.120.0/24 35.213.122.0/24 35.213.124.0/22 35.213.128.0/20 35.213.144.0/22 35.213.148.0/23 35.213.150.0/24 35.213.152.0/22 35.213.156.0/23 35.213.158.0/24 35.213.160.0/20 35.213.176.0/23 35.213.179.0/24 35.213.180.0/22 35.213.184.0/22 35.213.188.0/24 35.213.190.0/23 35.213.192.0/21 35.213.200.0/22 35.213.204.0/23 35.213.207.0/24 35.213.208.0/24 35.213.210.0/23 35.213.212.0/22 35.213.217.0/24 35.213.218.0/23 35.213.220.0/22 35.213.225.0/24 35.213.227.227/24 35.213.229.0/24 35.213.230.0/23 35.213.233.0/24 35.213.234.0/24 35.213.236.0/23 35.213.238.0/24 35.213.240.0/21 35.213.249.0/24 35.213.250.0/23 35.213.252.0/23 35.213.254.0/24 35.214.128.0/22 35.214.132.0/23 35.214.134.0/24 35.214.137.0/24 35.214.138.0/24 35.214.140.0/24 35.214.142.0/23 35.214.144.0/22 35.214.148.0/23 35.214.151.0/24 35.214.152.0/24 35.214.156.115/24 35.214.158.0/23 35.214.160.0/22 35.214.165.102/24 35.214.167.77/24 35.214.169.0/24 35.214.170.0/23 35.214.172.0/23 35.214.175.0/24 35.214.177.183/24 35.214.179.0/24 35.214.180.0/23 35.214.184.0/22 35.214.191.0/24 35.214.192.0/21 35.214.201.0/24 35.214.203.0/24 35.214.204.0/23 35.214.207.0/24 35.214.208.0/20 35.214.224.0/22 35.214.228.0/23 35.214.231.187/24 35.214.233.8/24 35.214.235.38/24 35.214.237.0/24 35.214.238.0/23 35.214.240.0/23 35.214.243.0/24 35.214.244.0/23 35.214.246.0/24 35.214.248.0/22 35.214.252.0/23 35.214.255.154/24 35.215.72.0/23 35.215.79.31/24 35.215.83.0/24 35.215.85.208/24 35.215.93.85/24 35.215.97.70/24 35.215.108.111/24 35.215.115.120/24 35.215.118.138/24 35.215.120.129/24 35.215.126.0/23 35.215.128.0/20 35.215.144.0/21 35.215.152.0/22 35.215.156.0/24 35.215.158.0/23 35.215.160.0/23 35.215.163.0/24 35.215.164.0/22 35.215.168.0/21 35.215.176.0/20 35.215.192.0/20 35.215.208.0/21 35.215.216.0/22 35.215.221.0/24 35.215.222.0/23 35.215.224.0/21 35.215.232.0/22 35.215.238.0/23 35.215.240.0/20 35.217.0.0/22 35.217.4.0/23 35.217.6.0/24 35.217.8.0/23 35.217.11.0/24 35.217.12.0/22 35.217.16.0/20 35.217.32.0/23 35.217.35.0/24 35.217.36.0/22 35.217.40.0/21 35.217.48.0/20 35.219.225.0/24 35.219.226.0/23 35.219.228.0/22 35.219.235.0/24 35.219.236.0/24 35.219.238.0/23 35.219.241.0/24 35.219.242.0/23 35.219.244.0/22 35.219.248.0/23 35.219.251.0/24 35.219.252.0/23 35.219.254.0/24 66.22.196.0/22 66.22.200.0/24 66.22.202.0/24 66.22.204.0/24 66.22.206.0/24 66.22.208.0/24 66.22.210.0/24 66.22.212.0/24 66.22.214.0/24 66.22.220.0/22 66.22.224.0/21 66.22.233.0/24 66.22.234.0/24 66.22.236.0/23 66.22.238.0/24 66.22.240.0/22 66.22.244.0/24 66.22.248.0/24 138.128.140.0/24 162.159.130.234/24 162.159.133.0/24 162.159.134.0/23 162.159.136.0/24 172.65.202.19/24 172.65.247.52/24}"
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alloc_dnum DNUM_DISCORD
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alloc_qnum QNUM_DISCORD
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DISCORD_SET_NAME=discord
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zapret_custom_daemons()
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{
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# $1 - 1 - run, 0 - stop
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local opt="--qnum=$QNUM_DISCORD $NFQWS_OPT_DESYNC_DISCORD"
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do_nfqws $1 $DNUM_DISCORD "$opt"
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}
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zapret_custom_firewall()
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{
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# $1 - 1 - run, 0 - stop
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local f
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local first_packets_only="$ipt_connbytes 1:3"
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local DISCORD_PORTS_IPT=$(replace_char - : $DISCORD_PORTS)
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local dest_set="-m set --match-set $DISCORD_SET_NAME dst"
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local subnet
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local DISABLE_IPV6=1
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[ "$1" = 1 ] && {
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ipset create $DISCORD_SET_NAME hash:net hashsize 8192 maxelem 4096 2>/dev/null
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ipset flush $DISCORD_SET_NAME
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for subnet in $DISCORD_SUBNETS; do
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echo add $DISCORD_SET_NAME $subnet
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done | ipset -! restore
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}
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f="-p udp -m multiport --dports $DISCORD_PORTS_IPT"
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fw_nfqws_post $1 "$f $first_packets_only $dest_set" "" $QNUM_DISCORD
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[ "$1" = 1 ] || {
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ipset destroy $DISCORD_SET_NAME 2>/dev/null
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}
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}
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zapret_custom_firewall_nft()
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{
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# stop logic is not required
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local f
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local first_packets_only="$nft_connbytes 1-3"
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local dest_set="ip daddr @$DISCORD_SET_NAME"
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local subnets
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local DISABLE_IPV6=1
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make_comma_list subnets $DISCORD_SUBNETS
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nft_create_set $DISCORD_SET_NAME "type ipv4_addr; size 4096; auto-merge; flags interval;"
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nft_flush_set $DISCORD_SET_NAME
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nft_add_set_element $DISCORD_SET_NAME "$subnets"
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f="udp dport {$DISCORD_PORTS}"
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nft_fw_nfqws_post "$f $first_packets_only $dest_set" "" $QNUM_DISCORD
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}
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zapret_custom_firewall_nft_flush()
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{
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# this function is called after all nft fw rules are deleted
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# however sets are not deleted. it's desired to clear sets here.
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nft_del_set $DISCORD_SET_NAME 2>/dev/null
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}
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