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reverse proxying from vaniville

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blake
2026-05-02 12:36:21 -05:00
parent 7fddefba21
commit 17a4e2f138
2 changed files with 47 additions and 6 deletions
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hosts/nixos/vaniville/configuration.nix
+41 -5
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@@ -5,6 +5,7 @@ let
unstable = unstable_pkgs.x86_64;
vpsip4 = "100.100.1.10";
homelabipv4 = "10.10.0.10";
homelab = config.homelab;
in
{
imports =
@@ -33,7 +34,8 @@ in
url = "up.blakedheld.xyz";
};
caddy = {
enable = false;
enable = true;
keys = false;
};
};
@@ -99,21 +101,24 @@ in
# tailscale will also need its UDP port open:
allowedUDPPorts = [ config.services.tailscale.port 25777 21116 ];
trustedInterfaces = [ "tailscale0" ];
/*
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j DNAT --to-destination ${homelabipv4}:80 # http
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 443 -j DNAT --to-destination ${homelabipv4}:443 # https
iptables -t nat -A POSTROUTING -o tailscale0 -p tcp --dport 80 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # http
iptables -t nat -A POSTROUTING -o tailscale0 -p tcp --dport 443 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # https
*/
extraCommands = ''
# Clear any previous rules if you are iterating
iptables -t nat -F
# DNAT: internet -> homelab over tailscale
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j DNAT --to-destination ${homelabipv4}:80 # http
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 443 -j DNAT --to-destination ${homelabipv4}:443 # https
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 7567 -j DNAT --to-destination ${homelabipv4}:7567 # gitea ssh
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 25777 -j DNAT --to-destination ${homelabipv4}:25777 # recpro mc
iptables -t nat -A PREROUTING -i eth0 -p udp --dport 25777 -j DNAT --to-destination ${homelabipv4}:25777 # recpro mc
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 25778 -j DNAT --to-destination ${homelabipv4}:25778 # cbblemon mc
# SNAT: ensure replies go back through VPS tailscale IP
iptables -t nat -A POSTROUTING -o tailscale0 -p tcp --dport 80 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # http
iptables -t nat -A POSTROUTING -o tailscale0 -p tcp --dport 443 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # https
iptables -t nat -A POSTROUTING -o tailscale0 -p tcp --dport 7567 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # gitea ssh
iptables -t nat -A POSTROUTING -o tailscale0 -p tcp --dport 25777 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # recpro mc
iptables -t nat -A POSTROUTING -o tailscale0 -p udp --dport 25777 -d ${homelabipv4}/32 -j SNAT --to-source ${vpsip4} # recpro mc
@@ -131,6 +136,37 @@ in
];
};
# forwarding for caddy
services.caddy = {
virtualHosts = {
# for central uptime monitoring
"up.${homelab.public_domain}".extraConfig = ''
reverse_proxy 127.0.0.1:7901
'';
# below is basically just manually reverse proxying everything in the homelab
# this is instead of forwarding all 80 & 443 traffic to have more explicit
# publishing things to the open web
"media.${homelab.public_domain}".extraConfig = ''
reverse_proxy 10.10.0.10:7100
'';
"pass.${homelab.public_domain}".extraConfig = ''
reverse_proxy 10.10.0.10:7701
'';
"photos.${homelab.public_domain}".extraConfig = ''
reverse_proxy 10.10.0.10:7702
'';
"git.${homelab.public_domain}".extraConfig = ''
reverse_proxy 10.10.0.10:7703
'';
};
};
system.stateVersion = "25.05"; # Did you read the comment?
}
};
};
system.stateVersion = "25.05"; # Did you read the comment?