microvm and dns stuff

1 files changed, 58 insertions, 0 deletions

diff --git a/os/srv/kea.nix b/os/srv/kea.nix
new file mode 100644
index 0000000..168590e
--- /dev/null
+++ b/os/srv/kea.nix
@@ -0,0 +1,58 @@
+{ config, lib, ... }:
+let
+  cfg = config.os.srv.kea;
+in
+{
+  options.os.srv.kea.enable = lib.mkEnableOption "enables kea dhcp server";
+  config = lib.mkIf cfg.enable {
+    services.kea.dhcp4 = {
+      enable = true;
+      settings = {
+        interfaces-config = {
+          # To be used in a VM
+          interfaces = [ "eth0" ];
+          dhcp-socket-type = "udp";
+        };
+
+        lease-database = {
+          type = "memfile";
+          persist = true;
+          name = "/var/lib/kea/dhcp4.leases";
+        };
+
+        subnet4 = [
+          {
+            id = 1;
+            subnet = "10.1.0.0/24";
+            pools = [ { pool = "10.1.0.50 - 10.1.0.250"; } ];
+            option-data = [
+              {
+                name = "routers";
+                data = "10.1.0.1";
+              }
+              {
+                name = "domain-name-servers";
+                data = "10.0.0.3";
+              }
+            ];
+          }
+          {
+            id = 2;
+            subnet = "10.2.0.0/24";
+            pools = [ { pool = "10.2.0.50 - 10.2.0.250"; } ];
+            option-data = [
+              {
+                name = "routers";
+                data = "10.2.0.1";
+              }
+              {
+                name = "domain-name-servers";
+                data = "10.0.0.3";
+              }
+            ];
+          }
+        ];
+      };
+    };
+  };
+}