declared network.nix
This commit is contained in:
Danilo Reyes
@@ -5,87 +5,10 @@
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inputs,
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...
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}:
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let
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externalInterface = config.my.interfaces.${config.networking.hostName};
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wgInterface = "wg0";
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ips = {
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homeServer = config.my.ips.wg-server;
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wgWorkstation = config.my.ips.wg-workstation;
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wgFriend1 = config.my.ips.wg-friend1;
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wgFriend6 = config.my.ips.wg-friend6;
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wgGuest1 = config.my.ips.wg-guest1;
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wgGuest2 = config.my.ips.wg-guest2;
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};
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subnets = {
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wgFriends = config.my.subnets.wg-friends;
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wgGuests = config.my.subnets.wg-guests;
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wgHomelab = config.my.subnets.wg-homelab;
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};
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ports = {
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inherit (config.my.ports)
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giteaSsh
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qbittorrent
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ssh
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wg
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;
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web = [
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80
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443
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];
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syncthing = config.my.ports.syncthingRelay;
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synapseFederation = config.my.ports.synapseSsl;
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};
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portsStr = {
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syncthing = toString ports.syncthing;
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synapseFederation = toString ports.synapseFederation;
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synapseClient = toString config.my.servers.synapse.port;
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syncplay = toString config.my.servers.syncplay.port;
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synctube = toString config.my.servers.synctube.port;
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stash = toString config.my.servers.stash.port;
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jellyfin = toString config.my.servers.jellyfin.port;
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audiobookshelf = toString config.my.servers.audiobookshelf.port;
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kavita = toString config.my.servers.kavita.port;
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openWebui = toString config.my.ports.openWebui;
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sillytavern = toString config.my.ports.sillytavern;
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ollama = toString config.my.ports.ollama;
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comfyui = toString config.my.ports.comfyui;
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};
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forwardedPorts = [
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{
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comment = "snat ssh forward";
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port = ports.giteaSsh;
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proto = "tcp";
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}
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{
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comment = "snat qbittorrent tcp forward";
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port = ports.qbittorrent;
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proto = "tcp";
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}
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{
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comment = "snat qbittorrent udp forward";
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port = ports.qbittorrent;
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proto = "udp";
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}
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];
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mkForwardPort =
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{ port, proto, ... }:
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{
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sourcePort = port;
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inherit proto;
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destination = "${ips.homeServer}:${toString port}";
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};
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mkSnatRule =
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{
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comment,
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port,
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proto,
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...
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}:
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''iifname "${externalInterface}" oifname "${wgInterface}" ip daddr ${ips.homeServer}/32 ${proto} dport ${toString port} masquerade comment "${comment}"'';
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in
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{
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imports = [
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./hardware-configuration.nix
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./network.nix
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./nginx-nextcloud.nix
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../../config/base.nix
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];
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@@ -128,72 +51,10 @@ in
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keyFile = "/var/lib/sops-nix/key.txt";
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sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
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};
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networking = {
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hostName = "vps";
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nat = {
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inherit externalInterface;
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enable = true;
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internalInterfaces = [ wgInterface ];
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forwardPorts = map mkForwardPort forwardedPorts;
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};
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nftables = {
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enable = true;
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tables.vps-snat = {
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family = "ip";
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content = ''
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chain postrouting {
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type nat hook postrouting priority srcnat;
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iifname "${wgInterface}" oifname "${externalInterface}" ip saddr ${subnets.wgHomelab} masquerade comment "snat homelab egress"
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${lib.concatStringsSep "\n " (map mkSnatRule forwardedPorts)}
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}
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'';
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};
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};
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firewall = {
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enable = true;
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filterForward = true;
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checkReversePath = "loose";
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allowedTCPPorts = [
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ports.ssh
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ports.qbittorrent
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]
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++ ports.web;
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allowedUDPPorts = [
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ports.wg
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ports.qbittorrent
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];
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extraForwardRules = ''
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} ip daddr ${ips.homeServer}/32 tcp dport ${portsStr.syncthing} accept
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iifname "${wgInterface}" ip saddr ${ips.homeServer}/32 ip daddr ${subnets.wgFriends} tcp dport ${portsStr.syncthing} accept
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} ip daddr ${ips.homeServer}/32 tcp dport { ${portsStr.synapseClient}, ${portsStr.synapseFederation}, ${portsStr.syncplay}, ${portsStr.synctube} } accept
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} ip daddr ${ips.homeServer}/32 icmp type echo-request accept
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iifname "${wgInterface}" ip saddr ${ips.wgFriend1}/32 ip daddr ${ips.homeServer}/32 tcp dport ${portsStr.stash} accept
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iifname "${wgInterface}" ip saddr ${ips.wgFriend6}/32 ip daddr ${ips.homeServer}/32 tcp dport ${portsStr.stash} accept
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iifname "${wgInterface}" ip saddr ${subnets.wgGuests} ip daddr ${ips.homeServer}/32 tcp dport { ${portsStr.stash}, ${portsStr.jellyfin}, ${portsStr.audiobookshelf}, ${portsStr.kavita} } accept
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iifname "${wgInterface}" ip saddr ${subnets.wgGuests} ip daddr ${ips.homeServer}/32 icmp type echo-request accept
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iifname "${wgInterface}" ip saddr ${subnets.wgHomelab} ip daddr ${ips.homeServer}/32 accept
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iifname "${wgInterface}" ip saddr ${subnets.wgHomelab} ip daddr ${ips.wgWorkstation}/32 tcp dport { ${portsStr.openWebui}, ${portsStr.sillytavern}, ${portsStr.ollama}, ${portsStr.comfyui} } accept
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iifname "${wgInterface}" ip saddr ${ips.wgWorkstation}/32 ip daddr ${subnets.wgHomelab} tcp sport { ${portsStr.openWebui}, ${portsStr.sillytavern}, ${portsStr.ollama}, ${portsStr.comfyui} } accept
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iifname "${wgInterface}" ip saddr ${subnets.wgHomelab} oifname "${externalInterface}" accept
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} oifname "${externalInterface}" accept
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iifname "${wgInterface}" ip saddr ${subnets.wgGuests} oifname "${externalInterface}" accept
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ip saddr ${subnets.wgFriends} ip daddr ${subnets.wgHomelab} drop
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ip saddr ${subnets.wgHomelab} ip daddr ${subnets.wgFriends} drop
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ip saddr ${subnets.wgGuests} ip daddr ${subnets.wgHomelab} drop
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ip saddr ${subnets.wgHomelab} ip daddr ${subnets.wgGuests} drop
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ip saddr ${subnets.wgGuests} ip daddr ${subnets.wgFriends} drop
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ip saddr ${subnets.wgFriends} ip daddr ${subnets.wgGuests} drop
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'';
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};
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};
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networking.hostName = "vps";
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services = {
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smartd.enable = lib.mkForce false;
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openssh.ports = [ ports.ssh ];
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openssh.ports = [ config.my.ports.ssh ];
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};
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users = {
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groups = {
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145
hosts/vps/network.nix
Normal file
145
hosts/vps/network.nix
Normal file
@@ -0,0 +1,145 @@
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{
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config,
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lib,
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...
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}:
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let
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externalInterface = config.my.interfaces.${config.networking.hostName};
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wgInterface = "wg0";
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ips = {
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homeServer = config.my.ips.wg-server;
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wgWorkstation = config.my.ips.wg-workstation;
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wgFriend1 = config.my.ips.wg-friend1;
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wgFriend6 = config.my.ips.wg-friend6;
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};
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subnets = {
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wgFriends = config.my.subnets.wg-friends;
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wgGuests = config.my.subnets.wg-guests;
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wgHomelab = config.my.subnets.wg-homelab;
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};
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ports = {
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inherit (config.my.ports)
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giteaSsh
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qbittorrent
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ssh
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wg
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;
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web = [
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80
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443
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];
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syncthing = config.my.ports.syncthingRelay;
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synapseFederation = config.my.ports.synapseSsl;
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};
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portsStr = {
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syncthing = toString config.my.ports.syncthingRelay;
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synapseFederation = toString config.my.ports.synapseSsl;
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synapseClient = toString config.my.servers.synapse.port;
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syncplay = toString config.my.servers.syncplay.port;
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synctube = toString config.my.servers.synctube.port;
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stash = toString config.my.servers.stash.port;
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jellyfin = toString config.my.servers.jellyfin.port;
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audiobookshelf = toString config.my.servers.audiobookshelf.port;
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kavita = toString config.my.servers.kavita.port;
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openWebui = toString config.my.ports.openWebui;
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sillytavern = toString config.my.ports.sillytavern;
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ollama = toString config.my.ports.ollama;
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comfyui = toString config.my.ports.comfyui;
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};
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forwardedPorts = [
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{
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comment = "snat ssh forward";
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port = ports.giteaSsh;
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proto = "tcp";
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}
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{
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comment = "snat qbittorrent tcp forward";
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port = ports.qbittorrent;
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proto = "tcp";
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}
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{
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comment = "snat qbittorrent udp forward";
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port = ports.qbittorrent;
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proto = "udp";
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}
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];
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mkForwardPort =
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{ port, proto, ... }:
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{
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sourcePort = port;
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inherit proto;
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destination = "${ips.homeServer}:${toString port}";
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};
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mkSnatRule =
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{
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comment,
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port,
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proto,
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...
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}:
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''iifname "${externalInterface}" oifname "${wgInterface}" ip daddr ${ips.homeServer}/32 ${proto} dport ${toString port} masquerade comment "${comment}"'';
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in
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{
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networking = {
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nat = {
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inherit externalInterface;
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enable = true;
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internalInterfaces = [ wgInterface ];
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forwardPorts = map mkForwardPort forwardedPorts;
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};
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nftables = {
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enable = true;
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tables.vps-snat = {
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family = "ip";
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content = ''
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chain postrouting {
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type nat hook postrouting priority srcnat;
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iifname "${wgInterface}" oifname "${externalInterface}" ip saddr ${subnets.wgHomelab} masquerade comment "snat homelab egress"
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${lib.concatStringsSep "\n " (map mkSnatRule forwardedPorts)}
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}
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'';
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};
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};
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firewall = {
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enable = true;
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filterForward = true;
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checkReversePath = "loose";
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allowedTCPPorts = [
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ports.ssh
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ports.qbittorrent
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]
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++ ports.web;
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allowedUDPPorts = [
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ports.wg
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ports.qbittorrent
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];
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extraForwardRules = ''
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} ip daddr ${ips.homeServer}/32 tcp dport ${portsStr.syncthing} accept
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iifname "${wgInterface}" ip saddr ${ips.homeServer}/32 ip daddr ${subnets.wgFriends} tcp dport ${portsStr.syncthing} accept
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} ip daddr ${ips.homeServer}/32 tcp dport { ${portsStr.synapseClient}, ${portsStr.synapseFederation}, ${portsStr.syncplay}, ${portsStr.synctube} } accept
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} ip daddr ${ips.homeServer}/32 icmp type echo-request accept
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iifname "${wgInterface}" ip saddr ${ips.wgFriend1}/32 ip daddr ${ips.homeServer}/32 tcp dport ${portsStr.stash} accept
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iifname "${wgInterface}" ip saddr ${ips.wgFriend6}/32 ip daddr ${ips.homeServer}/32 tcp dport ${portsStr.stash} accept
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iifname "${wgInterface}" ip saddr ${subnets.wgGuests} ip daddr ${ips.homeServer}/32 tcp dport { ${portsStr.stash}, ${portsStr.jellyfin}, ${portsStr.audiobookshelf}, ${portsStr.kavita} } accept
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iifname "${wgInterface}" ip saddr ${subnets.wgGuests} ip daddr ${ips.homeServer}/32 icmp type echo-request accept
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iifname "${wgInterface}" ip saddr ${subnets.wgHomelab} ip daddr ${ips.homeServer}/32 accept
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iifname "${wgInterface}" ip saddr ${subnets.wgHomelab} ip daddr ${ips.wgWorkstation}/32 tcp dport { ${portsStr.openWebui}, ${portsStr.sillytavern}, ${portsStr.ollama}, ${portsStr.comfyui} } accept
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iifname "${wgInterface}" ip saddr ${ips.wgWorkstation}/32 ip daddr ${subnets.wgHomelab} tcp sport { ${portsStr.openWebui}, ${portsStr.sillytavern}, ${portsStr.ollama}, ${portsStr.comfyui} } accept
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iifname "${wgInterface}" ip saddr ${subnets.wgHomelab} oifname "${externalInterface}" accept
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iifname "${wgInterface}" ip saddr ${subnets.wgFriends} oifname "${externalInterface}" accept
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iifname "${wgInterface}" ip saddr ${subnets.wgGuests} oifname "${externalInterface}" accept
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ip saddr ${subnets.wgFriends} ip daddr ${subnets.wgHomelab} drop
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ip saddr ${subnets.wgHomelab} ip daddr ${subnets.wgFriends} drop
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ip saddr ${subnets.wgGuests} ip daddr ${subnets.wgHomelab} drop
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ip saddr ${subnets.wgHomelab} ip daddr ${subnets.wgGuests} drop
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ip saddr ${subnets.wgGuests} ip daddr ${subnets.wgFriends} drop
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ip saddr ${subnets.wgFriends} ip daddr ${subnets.wgGuests} drop
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'';
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};
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};
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}
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Reference in New Issue
Block a user