From be085a5185bfd25d570a7202675fe7ee82fd5b41 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Thu, 3 Mar 2022 18:00:26 +0100
Subject: vidhar: kea-dhcp4

---
 hosts/vidhar/network/default.nix | 116 +++++++++++++++++++++++++--------------
 1 file changed, 76 insertions(+), 40 deletions(-)

(limited to 'hosts/vidhar')

diff --git a/hosts/vidhar/network/default.nix b/hosts/vidhar/network/default.nix
index e8c5ba9c..1511c4c7 100644
--- a/hosts/vidhar/network/default.nix
+++ b/hosts/vidhar/network/default.nix
@@ -53,49 +53,85 @@
       llmnr = "false";
     };
 
-    services.dhcpd4 = {
-      enable = true;
-      interfaces = [ "lan" "mgmt" ];
-      extraConfig = ''
-        subnet 10.141.0.0 netmask 255.255.255.0 {
-          range 10.141.0.128 10.141.0.254;
-          option domain-name-servers 10.141.0.1;
-          option broadcast-address 10.141.0.255;
-          option routers 10.141.0.1;
-          option domain-name "yggdrasil";
-        }
+    services.kea = {
+      dhcp4 = {
+        enable = true;
+        settings = {
+          valid-lifetime = 4000;
+          rebind-timer = 2000;
+          renew-timer = 1000;
+
+          interfaces-config = {
+            interfaces = [ "lan" "mgmt" ];
+          };
 
-        subnet 10.141.1.0 netmask 255.255.255.0 {
-          range 10.141.1.128 10.141.1.254;
-          option domain-name-servers 10.141.1.1;
-          option broadcast-address 10.141.1.255;
-        }
+          lease-database = {
+            name = "/var/lib/kea/dhcp4.leases";
+            persist = true;
+            type = "memfile";
+          };
 
-        subnet 10.141.2.0 netmask 255.255.255.0 {
-          range 10.141.2.128 10.141.2.254;
-          option domain-name-servers 10.141.2.1;
-          option broadcast-address 10.141.2.255;
-          option routers 10.141.2.1;
-        }
-      '';
-      machines = [
-        {
-          ethernetAddress = "50:d4:f7:f3:0f:7e";
-          hostName = "gauss-ap01";
-          ipAddress = "10.141.0.64";
-        }
-        {
-          ethernetAddress = "60:a4:b7:53:94:b5";
-          hostName = "switch01";
-          ipAddress = "10.141.1.2";
-        }
-        {
-          ethernetAddress = "74:ac:b9:29:ad:9a";
-          hostName = "ap01";
-          ipAddress = "10.141.1.4";
-        }
-      ];
+          subnet4 = [
+            { subnet = "10.141.0.0/24";
+              option-data = [
+                { name = "domain-name-servers";
+                  data = "10.141.0.1";
+                }
+                { name = "broadcast-address";
+                  data = "10.141.0.255";
+                }
+                { name = "routers";
+                  data = "10.141.0.1";
+                }
+                { name = "domain-name";
+                  data = "yggdrasil";
+                }
+              ];
+              pools = [ { pool = "10.141.0.128 - 10.141.0.254"; } ];
+              reservations = [];
+            }
+            { subnet = "10.141.1.0/24";
+              option-data = [
+                { name = "domain-name-servers";
+                  data = "10.141.1.1";
+                }
+                { name = "broadcast-address";
+                  data = "10.141.1.255";
+                }
+              ];
+              pools = [ { pool = "10.141.1.128 - 10.141.1.254"; } ];
+              reservations = [
+                { hostname = "switch01";
+                  hw-address = "60:a4:b7:53:94:b5";
+                  ip-address = "10.141.1.2";
+                }
+              ];
+            }
+            { subnet = "10.141.2.0/24";
+              option-data = [
+                { name = "domain-name-servers";
+                  data = "10.141.2.1";
+                }
+                { name = "broadcast-address";
+                  data = "10.141.2.255";
+                }
+                { name = "routers";
+                  data = "10.141.2.1";
+                }
+              ];
+              pools = [ { pool = "10.141.2.128 - 10.141.2.254"; } ];
+              reservations = [
+                { hostname = "ap01";
+                  hw-address = "74:ac:b9:29:ad:9a";
+                  ip-address = "10.141.1.4";
+                }
+              ];
+            }
+          ]; 
+        };
+      };
     };
+
     systemd.network.networks = {
       "eno1" = {
         matchConfig.Name = "eno1";
-- 
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