5 files changed, 203 insertions, 0 deletions
diff --git a/hosts/toaster/network/default.nix b/hosts/toaster/network/default.nix
new file mode 100644
index 0000000..2bb5b39
--- /dev/null
+++ b/hosts/toaster/network/default.nix
@@ -0,0 +1,39 @@
+{ lib, config, ... }: {
+  imports = [
+    ./mullvad.nix
+    ./dumpdvb.nix
+    ./zw.nix
+  ];
+
+  # Networkmanager shouldn't interfere with systemd managed interfaces
+  networking.networkmanager.unmanaged =
+    let
+      systemd_netdevs = lib.attrsets.attrValues (lib.attrsets.mapAttrs (_name: value: value.netdevConfig.Name) config.systemd.network.netdevs);
+    in
+    systemd_netdevs;
+
+    systemd.network ={
+      enable = true;
+      wait-online.enable = false; # uplink is managed by networkmanager
+    };
+
+    users.users."0xa".extraGroups = [ "networkmanager" ];
+
+    networking = {
+      hostName = "toaster";
+      firewall.enable = true;
+      wireguard.enable = true;
+    };
+
+    services.resolved = {
+      enable = true;
+      dnssec = "allow-downgrade";
+      fallbackDns = [
+        "9.9.9.9"
+        "2620:fe::fe"
+        "149.112.112.112"
+        "2620:fe::9"
+      ];
+    };
+
+  }
diff --git a/hosts/toaster/network/dumpdvb.nix b/hosts/toaster/network/dumpdvb.nix
new file mode 100644
index 0000000..84074bd
--- /dev/null
+++ b/hosts/toaster/network/dumpdvb.nix
@@ -0,0 +1,34 @@
+{ config, ... }: {
+  systemd.network = {
+    # Wireguard
+    # Dump-dvb
+    netdevs."30-wg-dumpdvb" = {
+      netdevConfig = {
+        Kind = "wireguard";
+        Name = "wg-dumpdvb";
+        Description = "dvb.solutions enterprise network";
+      };
+      wireguardConfig = {
+        PrivateKeyFile = config.sops.secrets."wg/dvb".path;
+      };
+      wireguardPeers = [
+        {
+          PublicKey = "WDvCObJ0WgCCZ0ORV2q4sdXblBd8pOPZBmeWr97yphY=";
+          Endpoint = "academicstrokes.com:51820";
+          AllowedIPs = [ "10.13.37.0/24" ];
+          PersistentKeepalive = 25;
+        }
+      ];
+    };
+    networks."30-wg-dumpdvb" = {
+      matchConfig.Name = "wg-dumpdvb";
+      networkConfig = {
+        Address = "10.13.37.3/24";
+        IPv6AcceptRA = true;
+      };
+      routes = [
+        { Gateway = "10.13.37.1"; Destination = "10.13.37.0/24";  }
+      ];
+    };
+  };
+}
diff --git a/hosts/toaster/network/mullvad.nix b/hosts/toaster/network/mullvad.nix
new file mode 100644
index 0000000..4b05c95
--- /dev/null
+++ b/hosts/toaster/network/mullvad.nix
@@ -0,0 +1,74 @@
+{ config, lib, ... }: {
+  systemd.network =
+    let
+      pubkey =  "uUYbYGKoA6UBh1hfkAz5tAWFv4SmteYC9kWh7/K6Ah0=";
+      endpoint = "92.60.40.209:51820";
+      addr = [ "10.74.16.48/32" "fc00:bbbb:bbbb:bb01::b:102f/128" ];
+    in
+    {
+      netdevs."10-wg-mullvad" = {
+        netdevConfig = {
+          Kind = "wireguard";
+          Name = "wg-mullvad";
+        };
+        wireguardConfig = {
+          PrivateKeyFile = config.sops.secrets."wg/mullvad".path;
+          FirewallMark = 34952; # 0x8888
+          RouteTable = "off";
+        };
+        wireguardPeers = [
+          {
+            PublicKey = pubkey;
+            Endpoint = endpoint;
+            AllowedIPs = [ "0.0.0.0/0" "::0/0" ];
+          }
+        ];
+      };
+      networks."10-wg-mullvad" = {
+        matchConfig.Name = "wg-mullvad";
+        address = addr;
+        networkConfig = {
+          DNS = "10.64.0.1";
+          DNSDefaultRoute = true;
+          Domains = [ "~." ];
+        };
+        routes = map
+        (gate: {
+            Gateway = gate;
+            Table = 1000;
+        }) [
+          "0.0.0.0"
+          "::"
+        ];
+
+        routingPolicyRules = [ {
+          Family = "both";
+          FirewallMark = 34952; # 0x8888
+          InvertRule = true;
+          Table = "1000";
+          Priority = 100;
+        }
+        {
+          Family = "both";
+          SuppressPrefixLength = 0;
+          Table = "main";
+          Priority = 90;
+        } ] ++ map (net: {
+          # only route global addresses over VPN
+          Priority = 80;
+          To = net;
+        }) [
+        # Mullvad endpoint
+        "92.60.40.209/32"
+        # "10.0.0.0/8"
+        "10.13.37.0/24"
+        "10.66.66.0/24"
+        # "172.16.0.0/12"
+        "172.16.0.0/12"
+        # "182.168.0.0/16"
+        "182.168.0.0/16"
+        # "fc00::/7"
+      ];
+    };
+  };
+}
diff --git a/hosts/toaster/network/oxalab.nix b/hosts/toaster/network/oxalab.nix
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/hosts/toaster/network/oxalab.nix
diff --git a/hosts/toaster/network/zw.nix b/hosts/toaster/network/zw.nix
new file mode 100644
index 0000000..af961be
--- /dev/null
+++ b/hosts/toaster/network/zw.nix
@@ -0,0 +1,56 @@
+{ config, ... }: {
+    # zentralwerk
+    systemd.network = {
+      netdevs."10-wg-zentralwerk" = {
+        netdevConfig = {
+          Kind = "wireguard";
+          Name = "wg-zentralwerk";
+          Description = "Tunnel to the best basement in Dresden";
+        };
+        wireguardConfig = {
+          PrivateKeyFile = config.sops.secrets."wg/zw".path;
+          RouteTable = "off";
+        };
+        wireguardPeers = [
+          {
+            PublicKey = "PG2VD0EB+Oi+U5/uVMUdO5MFzn59fAck6hz8GUyLMRo=";
+            Endpoint = "81.201.149.152:1337";
+            AllowedIPs = [ "172.20.72.0/21" "172.22.90.0/24" "172.22.99.0/24" ];
+            PersistentKeepalive = 25;
+          }
+        ];
+      };
+      networks."10-wg-zentralwerk" = {
+        matchConfig.Name = "wg-zentralwerk";
+        networkConfig = {
+          Address = "172.20.76.226/21";
+          IPv6AcceptRA = true;
+          DNS = "172.20.73.8";
+          Domains = [
+            "~hq.c3d2.de"
+            "~serv.zentralwerk.org"
+            "~hq.zentralwerk.org"
+            "~cluster.zentralwerk.org"
+          ];
+        };
+        routes = [
+          {
+            Gateway = "172.20.76.225";
+            Destination = "172.20.72.0/21";
+            Metric = 1023;
+          }
+          {
+            Gateway = "172.20.76.225";
+            Destination = "172.20.90.0/24";
+            Metric = 1023;
+          }
+          {
+            Gateway = "172.20.76.225";
+            Destination = "172.22.99.0/24";
+            Metric = 1023;
+          }
+
+        ];
+      };
+    };
+  }