WIP: router: refactor config into separate files

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1747009742,
-        "narHash": "sha256-TNhbM7R45fpq2cdWzvFj+H5ZTcE//I5XSe78GFh0cDY=",
+        "lastModified": 1740432748,
+        "narHash": "sha256-BCeFtoJ/+LrZc03viRJWHfzAqqG8gPu/ikZeurv05xs=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "c74665abd6e4e37d3140e68885bc49a994ffa53c",
+        "rev": "c12dcc9b61429b2ad437a7d4974399ad8f910319",
         "type": "github"
       },
       "original": {
@@ -43,11 +43,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1742568034,
-        "narHash": "sha256-QaMEhcnscfF2MqB7flZr+sLJMMYZPnvqO4NYf9B4G38=",
+        "lastModified": 1737057290,
+        "narHash": "sha256-3Pe0yKlCc7EOeq1X/aJVDH0CtNL+tIBm49vpepwL1MQ=",
         "owner": "nix-community",
         "repo": "nixos-generators",
-        "rev": "42ee229088490e3777ed7d1162cb9e9d8c3dbb11",
+        "rev": "d002ce9b6e7eb467cd1c6bb9aef9c35d191b5453",
         "type": "github"
       },
       "original": {
@@ -58,11 +58,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1746904237,
-        "narHash": "sha256-3e+AVBczosP5dCLQmMoMEogM57gmZ2qrVSrmq9aResQ=",
+        "lastModified": 1740367490,
+        "narHash": "sha256-WGaHVAjcrv+Cun7zPlI41SerRtfknGQap281+AakSAw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d89fc19e405cb2d55ce7cc114356846a0ee5e956",
+        "rev": "0196c0175e9191c474c26ab5548db27ef5d34b05",
         "type": "github"
       },
       "original": {
@@ -82,11 +82,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1742765550,
-        "narHash": "sha256-2vVIh2JrL6GAGfgCeY9e6iNKrBjs0Hw3bGQEAbwVs68=",
+        "lastModified": 1739557722,
+        "narHash": "sha256-XikzLpPUDYiNyJ4w2SfRShdbSkIgE3btYdxCGInmtc4=",
         "owner": "nix-community",
         "repo": "plasma-manager",
-        "rev": "b70be387276e632fe51232887f9e04e2b6ef8c16",
+        "rev": "1f3e1f38dedbbb8aad77e184fb54ec518e2d9522",
         "type": "github"
       },
       "original": {
@@ -100,28 +100,7 @@
         "home-manager": "home-manager",
         "nixos-generators": "nixos-generators",
         "nixpkgs": "nixpkgs",
-        "plasma-manager": "plasma-manager",
-        "secrix": "secrix"
-      }
-    },
-    "secrix": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1746643487,
-        "narHash": "sha256-dcB/DArJObCvqE/ZEdQSDW2BZMeDyF83Se5KPfJvz60=",
-        "owner": "Platonic-Systems",
-        "repo": "secrix",
-        "rev": "4c64203fa5b377953b1fb6d5388187df8b60c6d5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "Platonic-Systems",
-        "repo": "secrix",
-        "type": "github"
+        "plasma-manager": "plasma-manager"
       }
     }
   },

flake.nix

@@ -18,15 +18,9 @@
       url = "github:nix-community/nixos-generators";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-    secrix = {
-      url = "github:Platonic-Systems/secrix";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
   };
 
-  outputs = { self, nixpkgs, home-manager, plasma-manager, nixos-generators, secrix }: {
-    apps.x86_64-linux.secrix = secrix.secrix self;
-
+  outputs = { self, nixpkgs, home-manager, plasma-manager, nixos-generators }: {
     nixosConfigurations = {
       Yura-PC = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
@@ -58,7 +52,6 @@
       router = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
-          secrix.nixosModules.default
           ./modules
           ./hosts/common.nix
           ./hosts/router

home/default.nix

@@ -19,7 +19,6 @@ in
     SHELL = "fish";
   };
 
-  # TODO: remove (replace by bitwarden-desktop)
   services.gnome-keyring = {
     enable = true;
     components = [ "pkcs11" "ssh" ];
@@ -55,8 +54,8 @@ in
     };
     # alias for nix shell with flake packages
     functions.add.body = ''
-      set -x packages 'nixpkgs#'$argv
-      nix shell $packages
+      set -x packages 'nixpkgs#'(string join ' nixpkgs#' $argv)
+      nix shell $packages --command fish
     '';
     interactiveShellInit = ''
       fastfetch
@@ -162,7 +161,6 @@ in
         shellExpand = true;
       };
       dolphinrc.General.ShowFullPath = true;
-      dolphinrc.DetailsMode.PreviewSize.persistent = true;
       kactivitymanagerdrc = {
         activities."809dc779-bf5b-49e6-8e3f-cbe283cb05b6" = "Default";
         activities."b34a506d-ac4f-4797-8c08-6ef45bc49341" = "Fun";

hosts/Yura-PC/default.nix

@@ -32,7 +32,7 @@
 
   boot.loader.timeout = 3;
   boot.loader.systemd-boot.configurationLimit = 5;
-  boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_13;
+  boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_12;
 
   # https://nixos.wiki/wiki/Accelerated_Video_Playback
   hardware.graphics = {
@@ -125,7 +125,6 @@
 
       # Nix
       nixd
-      nil
 
       # Gleam
       gleam
@@ -210,52 +209,22 @@
   # fonts.fontconfig.allowBitmaps = false;
   
   environment.systemPackages = with pkgs; [
+    darkman
     dust
+    efibootmgr
     eza
     fastfetch
     fd
-    helix
-    micro
-    ripgrep
-    starship
-    tealdeer
-  ] ++ [
-    efibootmgr
     ffmpeg
-    file
-    fq
-    gnumake
-    ijq
-    jq
-    ldns
-    mediainfo
-    rbw
-    restic
-    resticprofile
-    rclone
-    ripgrep-all
-    rustscan
-    whois
-    yt-dlp
-  ] ++ [
-    bitwarden-desktop
-    darkman
     host-spawn # for flatpaks
     kdePackages.filelight
     kdePackages.flatpak-kcm
     kdePackages.kate
     kdePackages.yakuake
-    # TODO: remove (replace by bitwarden-desktop)
     gcr
     gnome-keyring # config for this and some others
-    mpv
-    nextcloud-client
-    lxqt.pavucontrol-qt
-    pinentry
-    tela-circle-icon-theme
-    virt-viewer
-    waypipe
-  ] ++ [
+    gnumake
+    helix
     # jetbrains.rust-rover
     # jetbrains.goland
     jetbrains.clion
@@ -263,8 +232,22 @@
     jetbrains.pycharm-professional
     jetbrains.webstorm
     android-studio
+    mediainfo
+    micro
+    mpv
+    nextcloud-client
+    lxqt.pavucontrol-qt
+    pinentry
+    rbw
+    ripgrep
     rustup
-    zed-editor
+    starship
+    tealdeer
+    tela-circle-icon-theme
+    virt-viewer
+    waypipe
+    whois
+    yt-dlp
   ];
 
   # Some programs need SUID wrappers, can be configured further or are

hosts/router/default.nix

@@ -1,8 +1,5 @@
 { config, lib, pkgs, ... }:
-let
-  vars = import ./vars.nix;
-  enableDesktop = false;
-in
+
 {
   imports =
     [ # Include the results of the hardware scan.
@@ -11,11 +8,8 @@ in
       ./firewall.nix
       ./dns.nix
       ./kea.nix
-      ./glance.nix
       ./services.nix
     ];
-  # Secrix for secrets management
-  secrix.hostPubKey = vars.pubkey;
 
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
@@ -37,10 +31,10 @@ in
 
   # Enable the KDE Plasma Desktop Environment.
   # Useful for debugging with wireshark.
+  # services.displayManager.sddm.enable = true;
   hardware.graphics.enable = true;
-  services.displayManager.sddm.enable = enableDesktop;
-  services.displayManager.sddm.wayland.enable = enableDesktop;
-  services.desktopManager.plasma6.enable = enableDesktop;
+  services.displayManager.sddm.wayland.enable = true;
+  services.desktopManager.plasma6.enable = true;
   # No need for audio in VM
   services.pipewire.enable = false;
 
@@ -85,7 +79,9 @@ in
     eza
     fastfetch
     fd
+    kdePackages.filelight
     kdePackages.kate
+    kdePackages.yakuake
     ldns
     lsof
     micro

hosts/router/dns.nix

@@ -42,23 +42,11 @@ in
 
   services.adguardhome.enable = true;
   services.adguardhome.mutableSettings = false;
-  # https://github.com/AdguardTeam/Adguardhome/wiki/Configuration
   services.adguardhome.settings = {
     dns = {
-      # Disable rate limit, default of 20 is too low
-      # https://github.com/AdguardTeam/AdGuardHome/issues/6726
-      ratelimit = 0;
       bootstrap_dns = [ "1.1.1.1" "9.9.9.9" ];
       upstream_dns = [
-        # Default upstreams
-        "quic://p0.freedns.controld.com"
-        "tls://one.one.one.one"
-        "tls://dns.quad9.net"
-
-        # Adguard uses upstream and not rewrite rules to resolve cname rewrites,
-        # and obviously my sysdomain entries don't exist in cloudflare.
-        "[/${sysdomain}/][::1]"           # Sys domains to self (for cname rewrites)
-
+        "quic://p0.freedns.controld.com"  # Default upstream
         "[/${ldomain}/][::1]:1053"        # Local domains to Knot (ddns)
         "[/home/][${ifs.lan.ulaPrefix}::250]"  # .home domains to opnsense (temporary)
       ];
@@ -68,30 +56,26 @@ in
       # DNS rewrites
       "|grouter.${domain}^$dnsrewrite=${ifs.lan.ulaAddr}"
       "|pve-1.${sysdomain}^$dnsrewrite=${ifs.lan.p4}.5"
-      "|pve-1.${sysdomain}^$dnsrewrite=${ifs.lan.ulaPrefix}::5:1"
       "|pve-3.${sysdomain}^$dnsrewrite=${ifs.lan.p4}.7"
+      "|pve-1.${sysdomain}^$dnsrewrite=${ifs.lan.ulaPrefix}::5:1"
       "|pve-3.${sysdomain}^$dnsrewrite=${ifs.lan.ulaPrefix}::7:1"
-      "|truenas.${sysdomain}^$dnsrewrite=${ifs.lan.p4}.10"
-      "|truenas.${sysdomain}^$dnsrewrite=${ifs.lan.ulaPrefix}::20d0:43ff:fec6:3192"
-      "|debbi.${sysdomain}^$dnsrewrite=${ifs.lan.p4}.11"
-      "|debbi.${sysdomain}^$dnsrewrite=${ifs.lan.ulaPrefix}::11:1"
-      "|etappi.${sysdomain}^$dnsrewrite=${ifs.lan.p4}.12"
-      "|etappi.${sysdomain}^$dnsrewrite=${ifs.lan.ulaPrefix}::12:1"
 
-      # Lab DNS rewrites
-      "||lab.${domain}^$dnsrewrite=etappi.${sysdomain}"
+      "||lab.${domain}^$dnsrewrite=${ifs.lan.p6}::12:1"
+      "||lab.${domain}^$dnsrewrite=${ifs.lan.p4}.12"
 
       # Allowed exceptions
       "@@||googleads.g.doubleclick.net"
     ]
       # Alpina DNS rewrites
-      ++ map (host: "${host}${domain}^$dnsrewrite=debbi.${sysdomain}") alpinaDomains;
+      ++ map (host: "${host}${domain}^$dnsrewrite=${ifs.lan.p6}:1cd5:56ff:feec:c74a") alpinaDomains
+      ++ map (host: "${host}${domain}^$dnsrewrite=${ifs.lan.p4}.11") alpinaDomains;
   };
 
   services.knot.enable = true;
   services.knot.settings = {
     # server.listen = "0.0.0.0@1053";
     server.listen = "::1@1053";
+    # TODO: templates
     zone = [
       {
         domain = ldomain;

hosts/router/firewall.nix

@@ -1,104 +1,45 @@
 { config, lib, pkgs, ... }:
 let
   vars = import ./vars.nix;
+  domain = vars.domain;
+  ldomain = vars.ldomain;
+  sysdomain = vars.sysdomain;
   links = vars.links;
   ifs = vars.ifs;
   pdFromWan = vars.pdFromWan;
-  nftIdentifiers = ''
-    define ZONE_WAN_IFS = { ${ifs.wan.name} }
-    define ZONE_LAN_IFS = {
-        ${ifs.lan.name},
-        ${ifs.lan10.name},
-        ${ifs.lan20.name},
-        ${ifs.lan30.name},
-        ${ifs.lan40.name},
-        ${ifs.lan50.name},
-    }
-    define OPNSENSE_NET6 = ${vars.extra.opnsense.net6}
-    define ZONE_LAN_EXTRA_NET6 = {
-        # TODO: reevaluate this statement
-        ${ifs.lan20.net6},  # needed since packets can come in from wan on these addrs
-        $OPNSENSE_NET6,
-    }
-    define RFC1918 = { 10.0.0.0/8, 172.12.0.0/12, 192.168.0.0/16 }
-    define CLOUDFLARE_NET6 = {
-        # https://www.cloudflare.com/ips-v6
-        # TODO: figure out a better way to get addrs dynamically from url
-        # perhaps building a nixos module/package that fetches the ips?
-        2400:cb00::/32,
-        2606:4700::/32,
-        2803:f800::/32,
-        2405:b500::/32,
-        2405:8100::/32,
-        2a06:98c0::/29,
-        2c0f:f248::/32,
-    }
-  '';
 in
 {
   networking.firewall.enable = false;
   networking.nftables.enable = true;
-  # networking.nftables.ruleset = nftIdentifiers; #doesn't work because it's appended to the end
-  networking.nftables.tables.nat4 = {
-    family = "ip";
+  networking.nftables.tables.firewall = {
+    family = "inet";
     content = ''
-      ${nftIdentifiers}
-      map port_forward {
+      define ZONE_WAN_IFS = { ${ifs.wan.name} }
+      define ZONE_LAN_IFS = {
+          ${ifs.lan.name},
+          ${ifs.lan10.name},
+          ${ifs.lan20.name},
+          ${ifs.lan30.name},
+          ${ifs.lan40.name},
+          ${ifs.lan50.name},
+      }
+      define OPNSENSE_P6 = ${pdFromWan}d::/64
+      define RFC1918 = { 10.0.0.0/8, 172.12.0.0/12, 192.168.0.0/16 }
+
+      define ALLOWED_TCP_PORTS = { ssh, https }
+      define ALLOWED_UDP_PORTS = { bootps, dhcpv6-server, domain }
+
+      map port_forward_v4 {
           type inet_proto . inet_service : ipv4_addr . inet_service
           elements = {
               tcp . 8006 : ${ifs.lan50.p4}.10 . 8006
           }
       }
-
-      chain prerouting {
-          # Initial step, accept by default
-          type nat hook prerouting priority dstnat; policy accept;
-
-          # Port forwarding
-          fib daddr type local dnat ip to meta l4proto . th dport map @port_forward
-      }
-
-      chain postrouting {
-          # Last step, accept by default
-          type nat hook postrouting priority srcnat; policy accept;
-
-          # Masquerade LAN addrs
-          oifname $ZONE_WAN_IFS ip saddr $RFC1918 masquerade
-      }
-    '';
-  };
-
-  # Optional IPv6 masquerading (big L if enabled, don't forget to allow forwarding)
-  networking.nftables.tables.nat6 = {
-    family = "ip6";
-    enable = false;
-    content = ''
-      ${nftIdentifiers}
-      chain postrouting {
-          type nat hook postrouting priority srcnat; policy accept;
-          oifname $ZONE_WAN_IFS ip6 saddr fd00::/8 masquerade
-      }
-    '';
-  };
-
-  networking.nftables.tables.firewall = {
-    family = "inet";
-    content = ''
-      ${nftIdentifiers}
-      define ALLOWED_TCP_PORTS = { ssh, https }
-      define ALLOWED_UDP_PORTS = { bootps, dhcpv6-server, domain, https }
       set port_forward_v6 {
           type inet_proto . ipv6_addr . inet_service
           elements = {
-              # syncthing on alpina
-              tcp . ${ifs.lan.p6}::11:1 . 22000 ,
-              udp . ${ifs.lan.p6}::11:1 . 22000 ,
-          }
-      }
-      set cloudflare_forward_v6 {
-          type ipv6_addr
-          elements = {
-              ${ifs.lan.p6}::11:1,
+              tcp . ${ifs.lan.p6}::11:1 . https,
+              tcp . ${ifs.lan.p6}:1cd5:56ff:feec:c74a . https,
           }
       }
 
@@ -108,9 +49,7 @@ in
           # Drop router adverts from self
           # peculiarity due to wan and lan20 being bridged
           # TODO: figure out a less jank way to do this
-          iifname $ZONE_WAN_IFS ip6 saddr ${links.lanLL} icmpv6 type nd-router-advert log prefix "self radvt: " drop
-          # iifname $ZONE_WAN_IFS ip6 saddr ${links.lanLL} ip6 nexthdr icmpv6 log prefix "self icmpv6: " drop
-          # iifname $ZONE_WAN_IFS ip6 saddr ${links.lanLL} log prefix "self llv6: " drop
+          iifname $ZONE_WAN_IFS ip6 saddr ${links.lanLL} icmpv6 type nd-router-advert log drop
           # iifname $ZONE_WAN_IFS ip6 saddr ${links.lanLL} log drop
           # iifname $ZONE_LAN_IFS ip6 saddr ${links.wanLL} log drop
 
@@ -128,19 +67,17 @@ in
           # Allow all traffic from loopback interface
           iif lo accept
 
-          # Allow DHCPv6 traffic
-          # I thought dhcpv6-client traffic would be accepted by established/related,
-          # but apparently not.
-          ip6 daddr { fe80::/10, ff02::/16 } th dport { dhcpv6-client, dhcpv6-server } accept
+          # Allow DHCPv6 client traffic
+          ip6 daddr { fe80::/10, ff02::/16 } th dport dhcpv6-server accept
 
           # WAN zone input rules
           iifname $ZONE_WAN_IFS jump zone_wan_input
           # LAN zone input rules
-          # iifname $ZONE_LAN_IFS accept
+          iifname $ZONE_LAN_IFS accept
           iifname $ZONE_LAN_IFS jump zone_lan_input
-          ip6 saddr $ZONE_LAN_EXTRA_NET6 jump zone_lan_input
+          ip6 saddr $OPNSENSE_P6 jump zone_lan_input
 
-          # log
+          log
       }
 
       chain forward {
@@ -153,7 +90,7 @@ in
           iifname $ZONE_WAN_IFS jump zone_wan_forward
           # LAN zone forward rules
           iifname $ZONE_LAN_IFS jump zone_lan_forward
-          ip6 saddr $ZONE_LAN_EXTRA_NET6 jump zone_lan_forward
+          ip6 saddr $OPNSENSE_P6 jump zone_lan_forward
       }
 
       chain zone_wan_input {
@@ -167,9 +104,6 @@ in
 
           # Allowed IPv6 ports
           meta l4proto . ip6 daddr . th dport @port_forward_v6 accept
-
-          # Allowed IPv6 from cloudflare
-          ip6 saddr $CLOUDFLARE_NET6 ip6 daddr @cloudflare_forward_v6 th dport https accept
       }
 
       chain zone_lan_input {
@@ -202,6 +136,25 @@ in
           # NAT reflection
           # oif lo ip daddr != 127.0.0.0/8 dnat ip to meta l4proto . th dport map @port_forward_v4
       }
+
+      chain prerouting {
+          # Initial step, accept by default
+          type nat hook prerouting priority dstnat; policy accept;
+
+          # Port forwarding
+          fib daddr type local dnat ip to meta l4proto . th dport map @port_forward_v4
+      }
+
+      chain postrouting {
+          # Last step, accept by default
+          type nat hook postrouting priority srcnat; policy accept;
+
+          # Masquerade LAN addrs
+          oifname $ZONE_WAN_IFS ip saddr $RFC1918 masquerade
+
+          # Optional IPv6 masquerading (big L if enabled, don't forget to allow forwarding)
+          # oifname $ZONE_WAN_IFS ip6 saddr fd00::/8 masquerade
+      }
     '';
   };
 }

hosts/router/glance.nix

@@ -1,166 +0,0 @@
-{ config, lib, pkgs, ... }:
-let
-  vars = import ./vars.nix;
-  domain = vars.domain;
-in
-{
-  # Glance dashboard
-  services.glance.enable = true;
-  services.glance.settings.pages = [
-    {
-      name = "Home";
-      # hideDesktopNavigation = true; # Uncomment if needed
-      columns = [
-        {
-          size = "small";
-          widgets = [
-            {
-              type = "calendar";
-              firstDayOfWeek = "monday";
-            }
-            {
-              type = "rss";
-              limit = 10;
-              collapseAfter = 3;
-              cache = "12h";
-              feeds = [
-                { url = "https://rtk0c.pages.dev/index.xml"; }
-                { url = "https://www.yegor256.com/rss.xml"; }
-                { url = "https://selfh.st/rss/"; title = "selfh.st"; }
-                { url = "https://ciechanow.ski/atom.xml"; }
-                { url = "https://www.joshwcomeau.com/rss.xml"; title = "Josh Comeau"; }
-                { url = "https://samwho.dev/rss.xml"; }
-                { url = "https://ishadeed.com/feed.xml"; title = "Ahmad Shadeed"; }
-              ];
-            }
-            {
-              type = "twitch-channels";
-              channels = [
-                "theprimeagen"
-                "j_blow"
-                "piratesoftware"
-                "cohhcarnage"
-                "christitustech"
-                "EJ_SA"
-              ];
-            }
-          ];
-        }
-        {
-          size = "full";
-          widgets = [
-            {
-              type = "group";
-              widgets = [
-                { type = "hacker-news"; }
-                { type = "lobsters"; }
-              ];
-            }
-            {
-              type = "videos";
-              channels = [
-                "UCXuqSBlHAE6Xw-yeJA0Tunw" # Linus Tech Tips
-                "UCR-DXc1voovS8nhAvccRZhg" # Jeff Geerling
-                "UCsBjURrPoezykLs9EqgamOA" # Fireship
-                "UCBJycsmduvYEL83R_U4JriQ" # Marques Brownlee
-                "UCHnyfMqiRRG1u-2MsSQLbXA" # Veritasium
-              ];
-            }
-            {
-              type = "group";
-              widgets = [
-                {
-                  type = "reddit";
-                  subreddit = "technology";
-                  showThumbnails = true;
-                }
-                {
-                  type = "reddit";
-                  subreddit = "selfhosted";
-                  showThumbnails = true;
-                }
-              ];
-            }
-          ];
-        }
-        {
-          size = "small";
-          widgets = [
-            {
-              type = "weather";
-              location = "San Jose, California, United States";
-              units = "metric";
-              hourFormat = "12h";
-              # hideLocation = true; # Uncomment if needed
-            }
-            {
-              type = "markets";
-              markets = [
-                { symbol = "SPY"; name = "S&P 500"; }
-                { symbol = "BTC-USD"; name = "Bitcoin"; }
-                { symbol = "NVDA"; name = "NVIDIA"; }
-                { symbol = "AAPL"; name = "Apple"; }
-                { symbol = "MSFT"; name = "Microsoft"; }
-              ];
-            }
-            {
-              type = "releases";
-              cache = "1d";
-              # token = "..."; # Uncomment and set if needed
-              repositories = [
-                "glanceapp/glance"
-                "go-gitea/gitea"
-                "immich-app/immich"
-                "syncthing/syncthing"
-              ];
-            }
-          ];
-        }
-      ];
-    }
-    {
-      name = "Infrastructure";
-      columns = [
-        {
-          size = "small";
-          widgets = [
-            {
-              type = "server-stats";
-              servers = [
-                {
-                  type = "local";
-                  name = "Router";
-                  mountpoints."/nix/store".hide = true;
-                }
-              ];
-            }
-          ];
-        }
-        {
-          size = "full";
-          widgets = [
-            {
-              type = "iframe";
-              title = "Grafana";
-              title-url = "/grafana/";
-              source = "/grafana/d-solo/rYdddlPWk/node-exporter-full?orgId=1&from=1747211119196&to=1747297519196&timezone=browser&var-datasource=PBFA97CFB590B2093&var-job=node&var-node=localhost:9100&var-diskdevices=%5Ba-z%5D%2B%7Cnvme%5B0-9%5D%2Bn%5B0-9%5D%2B%7Cmmcblk%5B0-9%5D%2B&refresh=1m&panelId=74&__feature.dashboardSceneSolo";
-              height = 400;
-            }
-          ];
-        }
-        {
-          size = "small";
-          widgets = [
-            {
-              type = "dns-stats";
-              service = "adguard";
-              url = "http://localhost:${toString config.services.adguardhome.port}";
-              username = "";
-              password = "";
-            }
-          ];
-        }
-      ];
-    }
-  ];
-}

hosts/router/ifconfig.nix

@@ -18,7 +18,7 @@ let
     matchConfig.Name = ifObj.name;
     networkConfig = {
       IPv4Forwarding = true;
-      IPv6SendRA = true;
+      IPv6SendRA = (ifObj.name != ifs.lan10.name);  # TODO: temporary test, remove
       Address = [ ifObj.addr4Sized ifObj.addr6Sized ifObj.ulaAddrSized ];
     };
     ipv6Prefixes = [
@@ -44,55 +44,70 @@ let
       DNS = [ ifObj.ulaAddr ];
     };
   };
+
 in
 {
-  # By default, Linux will respond to ARP requests that belong to other interfaces.
-  # Normally this isn't a problem, but it causes issues
-  # since my WAN and LAN20 are technically bridged.
-  # https://networkengineering.stackexchange.com/questions/83071/why-linux-answers-arp-requests-for-ips-that-belong-to-different-network-interfac
-  boot.kernel.sysctl."net.ipv4.conf.default.arp_filter" = 1;
-
   # It is impossible to do multiple prefix requests with networkd,
   # so I use dhcpcd for this
   # https://github.com/systemd/systemd/issues/22571
+  networking.dhcpcd.enable = true;
   # https://github.com/systemd/systemd/issues/22571#issuecomment-2094905496
   # https://gist.github.com/csamsel/0f8cca3b2e64d7e4cc47819ec5ba9396
-  networking.dhcpcd.enable = true;
-  networking.dhcpcd.allowInterfaces = [ ifs.wan.name ];
   networking.dhcpcd.extraConfig = ''
-    debug
+    duid
+    ipv6only
+    nodhcp6
+    noipv6rs
     nohook resolv.conf, yp, hostname, ntp
+    option rapid_commit
 
     interface ${ifs.wan.name}
-      ipv6only
-      duid
       ipv6rs
       dhcp6
-      # option rapid_commit
+      duid
+      ipv6only
+      nohook resolv.conf, yp, hostname, ntp
+      nogateway
+      option rapid_commit
 
-      # DHCPv6 addr
-      ia_na
-
-      # DHCPv6 Prefix Delegation
+      # this doesn't play well with networkd
+      # ia_na
+      # ia_pd 1 ${ifs.lan.name}/0
+      # ia_pd 2 ${ifs.lan10.name}/0
+      # ia_pd 3 ${ifs.lan20.name}/0
 
       # request the leases just for routing (so that the att box knows we're here)
       # actual ip assignments are static, based on $pdFromWan
       ia_pd 1/${ifs.lan.net6} -
-      ia_pd 10/${ifs.lan10.net6} -
+      # ia_pd 10/${ifs.lan10.net6} -
       # ia_pd 20/${pdFromWan}d::/64 -  # for opnsense (legacy services)
       ia_pd 30/${ifs.lan30.net6} -
       ia_pd 40/${ifs.lan40.net6} -
       ia_pd 50/${ifs.lan50.net6} -
       # ia_pd 7 -
       # ia_pd 8 -
-
-      # the leases can be assigned to the interfaces,
-      # but this doesn't play well with networkd
-      # ia_pd 1 ${ifs.lan.name}/0
-      # ia_pd 2 ${ifs.lan10.name}/0
-      # ia_pd 3 ${ifs.lan20.name}/0
   '';
 
+  systemd.timers."restart-networkd" = {
+    wantedBy = [ "timers.target" ];
+      timerConfig = {
+        OnBootSec = "1m";
+        OnUnitActiveSec = "1m";
+        Unit = "restart-networkd.service";
+      };
+  };
+
+  systemd.services."restart-networkd" = {
+    script = ''
+      set -eu
+      ${pkgs.systemd}/bin/systemctl restart systemd-networkd
+    '';
+    serviceConfig = {
+      Type = "oneshot";
+      User = "root";
+    };
+  };
+
   networking.useNetworkd = true;
   systemd.network.enable = true;
   systemd.network = {
@@ -117,7 +132,7 @@ in
     };
 
     netdevs = {
-      "10-vlan10" = mkVlanDev { id = 10; name = ifs.lan10.name; };
+      # "10-vlan10" = mkVlanDev { id = 10; name = ifs.lan10.name; };
       "10-vlan20" = mkVlanDev { id = 20; name = ifs.lan20.name; };
       "10-vlan30" = mkVlanDev { id = 30; name = ifs.lan30.name; };
       "10-vlan40" = mkVlanDev { id = 40; name = ifs.lan40.name; };
@@ -127,8 +142,6 @@ in
     networks = {
       "10-wan" = {
         matchConfig.Name = ifs.wan.name;
-        # make routing on this interface a dependency for network-online.target
-        linkConfig.RequiredForOnline = "routable";
         networkConfig = {
           # start a DHCP Client for IPv4 Addressing/Routing
           # DHCP = "ipv4";
@@ -136,52 +149,76 @@ in
           # let dhcpcd handle this
           Address = [ ifs.wan.addr4Sized ];
           IPv6AcceptRA = false;
-          KeepConfiguration = true;
         };
         routes = [
           { Gateway = ifs.wan.gw4; }
+          { Gateway = ifs.wan.gw6; }
         ];
+        # make routing on this interface a dependency for network-online.target
+        linkConfig.RequiredForOnline = "routable";
       };
       "20-lan" = (mkLanConfig ifs.lan) // {
         vlan = [
-          ifs.lan10.name
+          # ifs.lan10.name
           ifs.lan20.name
           ifs.lan30.name
           ifs.lan40.name
           ifs.lan50.name
         ];
-        routes = vars.extra.opnsense.routes;
       };
-      "30-vlan10" = mkLanConfig ifs.lan10;
-      "30-vlan20" = mkLanConfig ifs.lan20;
+      # "30-vlan10" = mkLanConfig ifs.lan10;
+      "30-vlan20" = mkLanConfig ifs.lan20 // {
+        routes = [
+          {
+            # OPNsense subnet route
+            Destination = "${pdFromWan}d::/64";
+            Gateway = "fe80::1efd:8ff:fe71:954e";
+          }
+        ];
+      };
       "30-vlan30" = mkLanConfig ifs.lan30;
       "30-vlan40" = mkLanConfig ifs.lan40;
       "30-vlan50" = mkLanConfig ifs.lan50;
     };
   };
 
-  # For some reason, the interfaces stop receiving route solicitations after a while.
-  # Regular router adverts still get sent out at intervals, but this breaks dhcp6 clients.
-  # Restarting networkd makes it work again, I have no clue why.
-  # This is jank af, but I've tried a bunch of other stuff with no success
-  # and I'm giving up (for now).
-  systemd.timers."restart-networkd" = {
-    wantedBy = [ "timers.target" ];
-      timerConfig = {
-        OnBootSec = "1m";
-        OnUnitActiveSec = "1m";
-        Unit = "restart-networkd.service";
-      };
+  networking.interfaces = {
+#    ${ifs.lan10.name} = {
+#      ipv4.addresses = [ { address = ifs.lan10.addr4; prefixLength = ifs.lan10.p4Size; } ];
+#      ipv6.addresses = [
+#        {
+#          address = ifs.lan10.addr6;
+#          prefixLength = ifs.lan10.p6Size;
+#        }
+#        {
+#          address = ifs.lan10.ulaAddr;
+#          prefixLength = ifs.lan10.ulaSize;
+#        }
+#      ];
+#    };
   };
+  networking.dhcpcd.allowInterfaces = [ ifs.wan.name ];
 
-  systemd.services."restart-networkd" = {
-    script = ''
-      set -eu
-      ${pkgs.systemd}/bin/systemctl restart systemd-networkd
-    '';
-    serviceConfig = {
-      Type = "oneshot";
-      User = "root";
+  services.radvd.enable = false;
+  services.radvd.config = ''
+    interface ${ifs.lan10.name} {
+      RDNSS ${ifs.lan.ulaAddr} {
+      };
+      AdvSendAdvert on;
+      # MinRtrAdvInterval 3;
+      # MaxRtrAdvInterval 10;
+      AdvManagedFlag on;
+      # AdvOtherConfigFlag on;
+      prefix ${ifs.lan10.net6} {
+        AdvOnLink on;
+        AdvAutonomous on;
+      };
+      prefix ${ifs.lan10.ulaNet} {
+        AdvOnLink on;
+        AdvAutonomous on;
+      };
+      route ${ulaPrefix}::/48 {
+      };
     };
-  };
+  '';
 }

hosts/router/kea.nix

@@ -131,7 +131,7 @@ in
   services.kea.dhcp4.settings = {
     interfaces-config.interfaces = [
       ifs.lan.name
-      ifs.lan10.name
+      # ifs.lan10.name
       ifs.lan20.name
       ifs.lan30.name
       ifs.lan40.name
@@ -141,7 +141,7 @@ in
     ddns-qualifying-suffix = "4.default.${ldomain}";
     subnet4 = [
       ((mkDhcp4Subnet 1 ifs.lan) // reservations.lan.v4)
-      (mkDhcp4Subnet 10 ifs.lan10)
+      # (mkDhcp4Subnet 10 ifs.lan10)
       ((mkDhcp4Subnet 20 ifs.lan20) // reservations.lan20.v4)
       (mkDhcp4Subnet 30 ifs.lan30)
       (mkDhcp4Subnet 40 ifs.lan40)
@@ -153,7 +153,7 @@ in
   services.kea.dhcp6.settings = {
     interfaces-config.interfaces = [
       ifs.lan.name
-      ifs.lan10.name
+      # ifs.lan10.name
       # ifs.lan20.name  # Managed by Att box
       ifs.lan30.name
       ifs.lan40.name
@@ -164,7 +164,7 @@ in
     ddns-qualifying-suffix = "6.default.${ldomain}";
     subnet6 = [
       ((mkDhcp6Subnet 1 ifs.lan) // reservations.lan.v6)
-      (mkDhcp6Subnet 10 ifs.lan10)
+      # (mkDhcp6Subnet 10 ifs.lan10)
       (mkDhcp6Subnet 30 ifs.lan30)
       (mkDhcp6Subnet 40 ifs.lan40)
       (mkDhcp6Subnet 50 ifs.lan50)

hosts/router/services.nix

@@ -4,10 +4,6 @@ let
   domain = vars.domain;
 in
 {
-
-  # vnStat for tracking network interface stats
-  services.vnstat.enable = true;
-
   # https://wiki.nixos.org/wiki/Prometheus
   services.prometheus = {
     enable = true;
@@ -31,15 +27,7 @@ in
   # https://wiki.nixos.org/wiki/Grafana#Declarative_configuration
   services.grafana = {
     enable = true;
-    settings = {
-      security.allow_embedding = true;
-      server = {
-        http_port = 3001;
-        domain = "grouter.${domain}";
-        root_url = "https://%(domain)s/grafana/";
-        serve_from_sub_path = true;
-      };
-    };
+    settings.server.http_port = 3001;
     provision = {
       enable = true;
       datasources.settings.datasources = [
@@ -52,34 +40,11 @@ in
     };
   };
 
-  secrix.system.secrets.cf-api-key.encrypted.file = ../../secrets/cf_api_key.age;
-  systemd.services.caddy.serviceConfig.EnvironmentFile = config.secrix.system.secrets.cf-api-key.decrypted.path;
   services.caddy = {
     enable = true;
-    package = pkgs.caddy.withPlugins {
-      plugins = [ "github.com/caddy-dns/cloudflare@v0.2.1" ];
-      hash = "sha256-saKJatiBZ4775IV2C5JLOmZ4BwHKFtRZan94aS5pO90=";
-    };
     virtualHosts."grouter.${domain}".extraConfig = ''
-      encode
-      tls {
-          dns cloudflare {env.CF_API_KEY}
-          resolvers 1.1.1.1
-      }
-      @grafana path /grafana /grafana/*
-      handle @grafana {
-          reverse_proxy localhost:${toString config.services.grafana.settings.server.http_port}
-      }
-      redir /adghome /adghome/
-      handle_path /adghome/* {
-          reverse_proxy localhost:${toString config.services.adguardhome.port}
-          basic_auth {
-              Bob $2a$14$HsWmmzQTN68K3vwiRAfiUuqIjKoXEXaj9TOLUtG2mO1vFpdovmyBy
-          }
-      }
-      handle /* {
-          reverse_proxy localhost:${toString config.services.glance.settings.server.port}
-      }
+      reverse_proxy localhost:${toString config.services.grafana.settings.server.http_port}
+      tls internal
     '';
   };
 }

hosts/router/vars.nix

@@ -31,7 +31,6 @@ let
     };
 in
 rec {
-  pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFobB87yYVwhuYrA+tfztLuks3s9jZOqEFktwGw1mo83 root@grouter";
   domain = "cazzzer.com";
   ldomain = "l.${domain}";
   sysdomain = "sys.${domain}";
@@ -51,6 +50,7 @@ rec {
       addr4 = "192.168.1.61";
       addr4Sized = "${addr4}/24";
       gw4 = "192.168.1.254";
+      gw6 = "fe80::e21f:2bff:fe96:e952";
     };
     lan = mkIfConfig {
       name_ = "lan";
@@ -96,28 +96,4 @@ rec {
       ulaPrefix_ = "${ulaPrefix}:0050";  # ::/64
     };
   };
-
-  extra = {
-    opnsense = rec {
-      addr4 = "${ifs.lan.p4}.250";
-      ulaAddr = "${ifs.lan.ulaPrefix}::250";
-      p6 = "${pdFromWan}d";
-      net6 = "${p6}::/64";
-      # VPN routes on opnsense
-      routes = [
-        {
-          Destination = "10.6.0.0/24";
-          Gateway = addr4;
-        }
-        {
-          Destination = "10.18.0.0/20";
-          Gateway = addr4;
-        }
-        {
-          Destination = net6;
-          Gateway = ulaAddr;
-        }
-      ];
-    };
-  };
 }

renovate.json

@@ -1,12 +0,0 @@
-{
-  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    "config:recommended"
-  ],
-  "lockFileMaintenance": {
-    "enabled": true
-  },
-  "nix": {
-    "enabled": true
-  }
-}

secrets/cf_api_key.age

@@ -1,5 +0,0 @@
-age-encryption.org/v1
--> ssh-ed25519 D2MY/A Kj69kavxx+ATNHP5pX0JtGggU76f9uRwkZp2HbjwiWc
-SbU3jIcQzUzaQjRHzVSoW1WKiUj+1ijbkUKqVb406fY
---- vMV0TcchFvxw1xetQQZ0xVi2KwjLFRfZBM1gl7BGbGI
-<EFBFBD><EFBFBD>1<10><><EFBFBD><EFBFBD>K<EFBFBD><<3C>