133 lines
3.9 KiB
Nix
133 lines
3.9 KiB
Nix
{
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config,
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lib,
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util,
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...
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}: let
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external = "188.242.247.132"; # Wan host IP address.
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internal = "10.0.0.1"; # Lan host IP address.
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wifi = "10.0.0.2"; # Wifi router IP address.
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lan = "br0"; # Lan interface.
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wan = "enp8s0"; # Wan interface.
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in {
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# Disable SSH access from everywhere, configure access bellow.
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services.openssh.openFirewall = false;
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networking = {
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# Use only external DNS.
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networkmanager.insertNameservers = [
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"1.1.1.1"
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"8.8.8.8"
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];
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# Some extra hosts for local access.
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extraHosts = with config.container.module; (util.trimTabs ''
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${git.address} git.voronind.com
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${proxy.address} iot.voronind.com
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${proxy.address} pass.voronind.com
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'');
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firewall = {
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enable = true;
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extraCommands = let
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# Container configs.
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cfg = config.container.module;
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# Const.
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tcp = "tcp";
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udp = "udp";
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# Create port forwarding rule.
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mkForward = src: sport: dst: dport: proto: "iptables -t nat -I PREROUTING -d ${src} -p ${proto} --dport ${toString sport} -j DNAT --to-destination ${dst}:${toString dport}\n";
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in (util.trimTabs ''
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# Wan access for 10.0.0.0/24 subnet.
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iptables -t nat -A POSTROUTING -s 10.0.0.0/24 -d 0/0 -o ${wan} -j MASQUERADE
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# Full access from VPN clients.
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iptables -I INPUT -j ACCEPT -s ${cfg.vpn.address} -d ${internal}
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iptables -I INPUT -j ACCEPT -s ${cfg.frkn.address} -d ${internal}
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# Full access from Lan.
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iptables -I INPUT -j ACCEPT -i ${lan} -d ${internal}
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'')
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# Expose DNS server for internal network.
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+ (mkForward internal cfg.dns.port cfg.dns.address cfg.dns.port tcp)
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+ (mkForward internal cfg.dns.port cfg.dns.address cfg.dns.port udp)
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# Email server.
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+ (mkForward external 25 cfg.mail.address 25 tcp)
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+ (mkForward internal 25 cfg.mail.address 25 tcp)
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+ (mkForward internal 465 cfg.mail.address 465 tcp)
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+ (mkForward internal 993 cfg.mail.address 993 tcp)
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# FRKN internal proxy server.
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+ (mkForward internal cfg.frkn.port cfg.frkn.address cfg.frkn.port tcp)
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+ (mkForward internal cfg.frkn.torport cfg.frkn.address cfg.frkn.torport tcp)
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+ (mkForward internal cfg.frkn.xrayport cfg.frkn.address cfg.frkn.xrayport tcp)
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+ (mkForward internal cfg.frkn.port cfg.frkn.address cfg.frkn.port udp)
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+ (mkForward internal cfg.frkn.torport cfg.frkn.address cfg.frkn.torport udp)
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+ (mkForward internal cfg.frkn.xrayport cfg.frkn.address cfg.frkn.xrayport udp)
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# Allow VPN connections from Wan.
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# + (mkForward external cfg.vpn.port cfg.vpn.address cfg.vpn.port udp)
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# Nginx HTTP.
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+ (mkForward external cfg.proxy.port cfg.proxy.address cfg.proxy.port tcp)
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+ (mkForward internal cfg.proxy.port cfg.proxy.address cfg.proxy.port tcp)
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# Download ports for torrents.
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+ (mkForward external 54630 cfg.download.address 54630 tcp)
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+ (mkForward external 54631 cfg.download.address 54631 tcp)
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+ (mkForward external 54630 cfg.download.address 54630 udp)
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+ (mkForward external 54631 cfg.download.address 54631 udp)
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# Git SSH connections.
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# + (mkForward external cfg.git.portSsh cfg.git.address cfg.git.portSsh tcp)
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+ (mkForward internal cfg.git.portSsh cfg.git.address cfg.git.portSsh tcp)
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# Print serivce.
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+ (mkForward internal cfg.print.port cfg.print.address cfg.print.port tcp);
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# External SSH access.
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# + (mkForward external 22143 config.container.host 22143 tcp)
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};
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# Create Lan bridge.
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bridges.${lan}.interfaces = [
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"enp6s0f0"
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"enp6s0f1"
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"enp7s0f0"
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"enp7s0f1"
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];
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interfaces = {
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${lan}.ipv4 = {
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# Assign Lan address and subnet.
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addresses = [
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{
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address = internal;
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prefixLength = 24;
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}
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];
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# Assign traffic routes.
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routes = [
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# Wifi 5G clients.
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{
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address = "192.168.1.0";
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prefixLength = 24;
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via = wifi;
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}
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# Wifi 2.4G clients.
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{
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address = "192.168.2.0";
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prefixLength = 24;
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via = wifi;
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}
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];
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};
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};
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};
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}
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