diff --git a/cluster/nix/defs-machines.nix b/cluster/nix/defs-machines.nix
new file mode 100644
index 0000000..f68cc65
--- /dev/null
+++ b/cluster/nix/defs-machines.nix
@@ -0,0 +1,57 @@
+[
+  rec {
+    name = "bc01n01";
+    threads = 16;
+    fqdn = "${name}.hswaw.net";
+    ipAddr = "185.236.240.35";
+    podNet = "10.10.16.0/24";
+    diskBoot = "/dev/disk/by-id/scsi-360024e8078a9060023b1043107388af5";
+    fsRoot = "/dev/disk/by-uuid/518ecac1-00ea-4ef0-9418-9eca6ce6d918";
+    mgmtIf = "eno1";
+    stateVersion = "18.09";
+  }
+  rec {
+    name = "bc01n02";
+    threads = 16;
+    fqdn = "${name}.hswaw.net";
+    ipAddr = "185.236.240.36";
+    podNet = "10.10.17.0/24";
+    diskBoot = "/dev/disk/by-id/scsi-360024e8078b0250023b10f8706d3c99e";
+    fsRoot = "/dev/disk/by-uuid/2d45c87b-029b-463e-a7cb-afd5a3089327";
+    mgmtIf = "eno1";
+    stateVersion = "18.09";
+  }
+  rec {
+    name = "bc01n03";
+    threads = 16;
+    fqdn = "${name}.hswaw.net";
+    ipAddr = "185.236.240.37";
+    podNet = "10.10.18.0/24";
+    diskBoot = "/dev/disk/by-id/scsi-360024e8078a8fa0023b1787e0605a3e0";
+    fsRoot = "/dev/disk/by-uuid/afc05836-c9b3-4d7e-b0a2-3ebfe2336d4f";
+    mgmtIf = "eno1";
+    stateVersion = "18.09";
+  }
+  rec {
+    name = "dcr01s22";
+    threads = 48;
+    fqdn = "${name}.hswaw.net";
+    ipAddr = "185.236.240.39";
+    podNet = "10.10.19.0/24";
+    diskBoot = "/dev/disk/by-id/ata-Samsung_SSD_860_EVO_250GB_S3YJNX1M604518E";
+    fsRoot = "/dev/disk/by-uuid/b4149083-49fe-4951-a143-aff4cedaf33a";
+    mgmtIf = "enp130s0f0";
+    stateVersion = "19.09";
+  }
+  rec {
+    name = "dcr01s24";
+    threads = 48;
+    fqdn = "${name}.hswaw.net";
+    ipAddr = "185.236.240.40";
+    podNet = "10.10.20.0/24";
+    diskBoot = "/dev/disk/by-id/ata-Samsung_SSD_860_EVO_250GB_S3YJNF0M717009H";
+    fsRoot = "/dev/disk/by-uuid/fc5c6456-5bbd-4b9e-a93e-7f9073ffe09a";
+    mgmtIf = "enp130s0f0";
+    stateVersion = "19.09";
+  }
+]