From 7a704851c0c503d490489088d906b0686e318ccf Mon Sep 17 00:00:00 2001
From: Ciapa <ciapa@lewd.wtf>
Date: Sun, 4 Feb 2024 19:34:52 +0100
Subject: [PATCH] Configure Wireguard for Phoenix

---
 hosts/phoenix.lewd.wtf/networking.nix         | 24 ++++++++++++++
 hosts/phoenix.lewd.wtf/secrets.nix            | 16 ++++++++-
 hosts/phoenix.lewd.wtf/secrets/wireguard.yaml | 33 +++++++++++++++++++
 3 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 hosts/phoenix.lewd.wtf/secrets/wireguard.yaml

diff --git a/hosts/phoenix.lewd.wtf/networking.nix b/hosts/phoenix.lewd.wtf/networking.nix
index 0a835c5..1dcb454 100644
--- a/hosts/phoenix.lewd.wtf/networking.nix
+++ b/hosts/phoenix.lewd.wtf/networking.nix
@@ -19,4 +19,28 @@
 
   networking.defaultGateway = "192.168.0.1";
   networking.nameservers =  [ "192.168.0.1" ];
+
+  networking.nat = {
+    enable = true;
+    internalInterfaces = ["ve-+"];
+    externalInterface = "wg0";
+    enableIPv6 = true;
+  };
+
+  networking.wireguard.interfaces = {
+    wg0 = {
+      ips = [ "10.175.197.82/32" "fd7d:76ee:e68f:a993:f6b2:9dab:ddd3:a02/128" ];
+      privateKeyFile = "/run/secrets/services/wireguard/airvpn.private";
+      
+      peers = [
+        {
+          publicKey = "PyLCXAQT8KkM4T+dUsOQfn+Ub3pGxfGlxkIApuig+hk=";
+          presharedKeyFile = "/run/secrets/services/wireguard/airvpn.psk";
+          allowedIPs = [ "10.128.0.1" ];
+          endpoint = "134.19.179.213:1637";
+          persistentKeepalive = 25;
+        }
+      ];
+    };
+  };
 }
diff --git a/hosts/phoenix.lewd.wtf/secrets.nix b/hosts/phoenix.lewd.wtf/secrets.nix
index 16c6c96..d327b26 100644
--- a/hosts/phoenix.lewd.wtf/secrets.nix
+++ b/hosts/phoenix.lewd.wtf/secrets.nix
@@ -2,9 +2,23 @@
 {
   sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
 
-  # Vaultwarden
+  # MSMTP
   sops.secrets."services/msmtp/password" = {
     mode = "0777";
     sopsFile = ./secrets/msmtp.yaml;
   };
+
+  # Wireguard
+  sops.secrets."services/wireguard/airvpn.private" = {
+    mode = "0400";
+    owner = config.users.users.root.name;
+    group = config.users.users.root.group;
+    sopsFile = ./secrets/wireguard.yaml;
+  };
+  sops.secrets."services/wireguard/airvpn.psk" = {
+    mode = "0400";
+    owner = config.users.users.root.name;
+    group = config.users.users.root.group;
+    sopsFile = ./secrets/wireguard.yaml;
+  };
 }
diff --git a/hosts/phoenix.lewd.wtf/secrets/wireguard.yaml b/hosts/phoenix.lewd.wtf/secrets/wireguard.yaml
new file mode 100644
index 0000000..23b2518
--- /dev/null
+++ b/hosts/phoenix.lewd.wtf/secrets/wireguard.yaml
@@ -0,0 +1,33 @@
+services:
+    wireguard:
+        airvpn.private: ENC[AES256_GCM,data:COgDVq0CpZcTsjLMx4FLHSv/ZI8eSPRLTxVtJ8XrevzRXc25sVSNMdHiMFA=,iv:QSFKc2U2v58PiOF79PFanx+QlFge3FiMjEOJudr7qKU=,tag:N7KjBhK+59IeRALJeGKc6A==,type:str]
+        airvpn.psk: ENC[AES256_GCM,data:bxZ/Pk75jCPU/Nhx96JJkmrJCqSAudZLDQjKCXnvAJf/pPpZdwJTw3o7ywM=,iv:EwHiUZTs8py8TZxJciqW53m7O/rU5V8+ZgSCEXlrIJc=,tag:tOtlgWs8VLgt7T6/apkZeA==,type:str]
+sops:
+    kms: []
+    gcp_kms: []
+    azure_kv: []
+    hc_vault: []
+    age:
+        - recipient: age17wdazshqnfe63cy7mmsmwld75e5wedgn8gngvmvlqdktlr86c4us87tjxv
+          enc: |
+            -----BEGIN AGE ENCRYPTED FILE-----
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSAvTndabjF2YXFpTU5RcG9U
+            UFV4SXVQZDNIK3htYi93U1BhbGNGMUtPcENFCi9nWWR0TmdYV0NhdDJhMFExRm9K
+            SDYzVXVZbmdOWGFybGxOTWs0K3Y2MlUKLS0tIGJLendISXNaWWdpVU5zcVgyeitJ
+            ZTZ4eTlxdVpha0NxK3h4dEU2S1dGaXcKkGlvEp+aosaFlnO4zUiQHkU1EFxxIuUU
+            L3y56QiCJxHo9bv9yvn0cIbxWLl+ow7I88FBf89z0OQxTqKxcpniYQ==
+            -----END AGE ENCRYPTED FILE-----
+        - recipient: age1tf5077gpdp3cp4hedvng5wltzvp9jg0ehpt7czhnczlx6ctvqpjstvrmmh
+          enc: |
+            -----BEGIN AGE ENCRYPTED FILE-----
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBkUGwvZ3hzaXBkTlA0Z1JX
+            N2R2cWNzWUIzVml0WGZxQ3FDUXFWOVJkWXdnCnNNbnFrYUVWYzBpdnRSdkdFZXRv
+            UHFKL3FQZEtST0tiaHZ0QUNzZWpWbTQKLS0tIGpLVW1EVXU5V0Q4QXF1b0xCeWlL
+            TFlUV2Vkak94YnI0OWpQR1A1TUlaUzAKEDaX7yhVViNG2/2EOcWWEynOOCYlzWZS
+            tsnOZcBkIDWkk6ZrZFXZ/iKzQiYTSWcznGPJuNd1Q9CnCCVKXtJmbQ==
+            -----END AGE ENCRYPTED FILE-----
+    lastmodified: "2024-02-04T18:18:03Z"
+    mac: ENC[AES256_GCM,data:WM8D1TKT48WomrVcoT84cr8y7GajxbZ7ErQXwDZoPvw3phRLn7PuVdljtykIaTjQ9c0KrjSlLlTeRUhVUdFLJ5qB1ZA5N15wlDSRl7jtuaF8VKeAoS4txmh9YQXutrst1ldjk13nboOdRirNrYjqycdPtCBYQZc/bfvJUekoU7s=,iv:wpi+GlNNrpeMdW6CsLqhchgoyfbFOdTs2bD2pAAORtk=,tag:4QBEhFWszcJ+Gsml4K3Q9A==,type:str]
+    pgp: []
+    unencrypted_suffix: _unencrypted
+    version: 3.8.1