3 files changed, 31 insertions, 0 deletions
diff --git a/modules/software/networking/vpn/default.nix b/modules/software/networking/vpn/default.nix
new file mode 100644
index 0000000..92a11b0
--- /dev/null
+++ b/modules/software/networking/vpn/default.nix
@@ -0,0 +1,6 @@
+{
+  imports = [
+    ./pia.nix
+    ./tailscale.nix
+  ];
+}
diff --git a/modules/software/networking/vpn/pia.nix b/modules/software/networking/vpn/pia.nix
new file mode 100644
index 0000000..d52dbf8
--- /dev/null
+++ b/modules/software/networking/vpn/pia.nix
@@ -0,0 +1,10 @@
+{ secrets, ... }:
+{
+  services.pia = {
+    enable = true;
+
+    authUserPass = {
+      inherit (secrets.pia) username password;
+    };
+  };
+}
diff --git a/modules/software/networking/vpn/tailscale.nix b/modules/software/networking/vpn/tailscale.nix
new file mode 100644
index 0000000..21f471a
--- /dev/null
+++ b/modules/software/networking/vpn/tailscale.nix
@@ -0,0 +1,15 @@
+{ config, ... }:
+{
+  networking.firewall.trustedInterfaces = [ "${config.services.tailscale.interfaceName}" ];
+
+  services.tailscale = {
+    enable = true;
+    useRoutingFeatures = "both";
+  };
+
+  # <https://tailscale.com/kb/1019/subnets/?tab=linux#step-1-install-the-tailscale-client>
+  boot.kernel.sysctl = {
+    "net.ipv4.ip_forward" = true;
+    "net.ipv6.conf.all.forwarding" = true;
+  };
+}