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iFargle 2023-12-07 00:41:44 +09:00
parent 329e728f36
commit 2d9870d95d
1 changed files with 26 additions and 43 deletions
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69
nixos/hosts/osaka-linode-01/firewall.nix
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@ -21,30 +21,13 @@
5280 # Jitsi
];
# https://www.digitalocean.com/community/tutorials/how-to-forward-ports-through-a-linux-gateway-with-iptables
networking.firewall.extraCommands = ''
iptables -F
iptables -t nat -F
iptables -X
# iptables -A FORWARD -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
iptables -t nat -A PREROUTING -p tcp --dport 25 -j DNAT --to-destination 10.100.0.2:25
iptables -t nat -A POSTROUTING -p tcp -d 10.100.0.2 --dport 25 -j SNAT --to-source 172.234.84.222
iptables -t nat -A PREROUTING -p tcp --dport 465 -j DNAT --to-destination 10.100.0.2:465
iptables -t nat -A POSTROUTING -p tcp -d 10.100.0.2 --dport 465 -j SNAT --to-source 172.234.84.222
iptables -t nat -A PREROUTING -p tcp --dport 587 -j DNAT --to-destination 10.100.0.2:587
iptables -t nat -A POSTROUTING -p tcp -d 10.100.0.2 --dport 587 -j SNAT --to-source 172.234.84.222
iptables -t nat -A PREROUTING -p tcp --dport 143 -j DNAT --to-destination 10.100.0.2:143
iptables -t nat -A POSTROUTING -p tcp -d 10.100.0.2 --dport 143 -j SNAT --to-source 172.234.84.222
iptables -t nat -A PREROUTING -p tcp --dport 993 -j DNAT --to-destination 10.100.0.2:993
iptables -t nat -A POSTROUTING -p tcp -d 10.100.0.2 --dport 993 -j SNAT --to-source 172.234.84.222
iptables -t nat -A PREROUTING -p tcp --dport 4190 -j DNAT --to-destination 10.100.0.2:4190
iptables -t nat -A POSTROUTING -p tcp -d 10.100.0.2 --dport 4190 -j SNAT --to-source 172.234.84.222
iptables -A FORWARD -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
# TCP PORTS ##################################################################################################
# PORT 80
@ -55,29 +38,29 @@
iptables -t nat -A PREROUTING -p tcp --dport 443 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 443 -j MASQUERADE
# # PORT 25
# iptables -t nat -A PREROUTING -p tcp --dport 25 -j DNAT --to-destination 10.100.0.2
# iptables -t nat -A POSTROUTING -p tcp --dport 25 -j MASQUERADE
#
# # PORT 465
# iptables -t nat -A PREROUTING -p tcp --dport 465 -j DNAT --to-destination 10.100.0.2
# iptables -t nat -A POSTROUTING -p tcp --dport 465 -j MASQUERADE
#
# # PORT 587
# iptables -t nat -A PREROUTING -p tcp --dport 587 -j DNAT --to-destination 10.100.0.2
# iptables -t nat -A POSTROUTING -p tcp --dport 587 -j MASQUERADE
#
# # PORT 143
# iptables -t nat -A PREROUTING -p tcp --dport 143 -j DNAT --to-destination 10.100.0.2
# iptables -t nat -A POSTROUTING -p tcp --dport 143 -j MASQUERADE
#
# # PORT 993
# iptables -t nat -A PREROUTING -p tcp --dport 993 -j DNAT --to-destination 10.100.0.2
# iptables -t nat -A POSTROUTING -p tcp --dport 993 -j MASQUERADE
#
# # PORT 4190
# iptables -t nat -A PREROUTING -p tcp --dport 4190 -j DNAT --to-destination 10.100.0.2
# iptables -t nat -A POSTROUTING -p tcp --dport 4190 -j MASQUERADE
# PORT 25
iptables -t nat -A PREROUTING -p tcp --dport 25 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 25 -j MASQUERADE
# PORT 465
iptables -t nat -A PREROUTING -p tcp --dport 465 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 465 -j MASQUERADE
# PORT 587
iptables -t nat -A PREROUTING -p tcp --dport 587 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 587 -j MASQUERADE
# PORT 143
iptables -t nat -A PREROUTING -p tcp --dport 143 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 143 -j MASQUERADE
# PORT 993
iptables -t nat -A PREROUTING -p tcp --dport 993 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 993 -j MASQUERADE
# PORT 4190
iptables -t nat -A PREROUTING -p tcp --dport 4190 -j DNAT --to-destination 10.100.0.2
iptables -t nat -A POSTROUTING -p tcp --dport 4190 -j MASQUERADE
# PORT 42420
iptables -t nat -A PREROUTING -p tcp --dport 42420 -j DNAT --to-destination 10.100.0.2