diff --git a/fudo-nixos b/fudo-nixos
index 409f341..81aae5c 160000
--- a/fudo-nixos
+++ b/fudo-nixos
@@ -1 +1 @@
-Subproject commit 409f341fbb5141af4500255af8dc498c9de42d1b
+Subproject commit 81aae5cd8d0c859b2d6d16cfc40d1efb8f90f0f6
diff --git a/joes-datacenter-0/flake.lock b/joes-datacenter-0/flake.lock
index 2a74b3e..5ad1881 100644
--- a/joes-datacenter-0/flake.lock
+++ b/joes-datacenter-0/flake.lock
@@ -243,18 +243,13 @@
     "fudo-nixos": {
       "flake": false,
       "locked": {
-        "lastModified": 1634619324,
-        "narHash": "sha256-RagNWJwRXJb7qkAaCw+B4+h/dIFjjbGpyFzcf35KBVs=",
-        "ref": "nixops-flake",
-        "rev": "409f341fbb5141af4500255af8dc498c9de42d1b",
-        "revCount": 357,
-        "type": "git",
-        "url": "ssh://fudo_git@git.fudo.org:2222/fudosys/NixOS.git"
+        "narHash": "sha256-0B2kRXs3D4ZqZwRak8LoIfzKxySEklH9ExC1uBNAAiE=",
+        "path": "/state/nixops/fudo-nixos",
+        "type": "path"
       },
       "original": {
-        "ref": "nixops-flake",
-        "type": "git",
-        "url": "ssh://fudo_git@git.fudo.org:2222/fudosys/NixOS.git"
+        "path": "/state/nixops/fudo-nixos",
+        "type": "path"
       }
     },
     "fudo-pkgs": {
@@ -278,11 +273,12 @@
         "build-keypairs": "build-keypairs",
         "filesystem-keys": "filesystem-keys",
         "host-keytabs": "host-keytabs",
+        "service-keytabs": "service-keytabs",
         "service-passwords": "service-passwords",
         "ssh-keypairs": "ssh-keypairs"
       },
       "locked": {
-        "narHash": "sha256-q1TQPvuZjjt1H+gI7R1Hqfn/TjwHcVwGwXzey2N0JaI=",
+        "narHash": "sha256-7yAC1dWRpmpdPascKIhb3a6Q85tupqvx6zIZTVAsJ7o=",
         "path": "/state/secrets",
         "type": "path"
       },
@@ -316,7 +312,7 @@
     "host-keytabs": {
       "flake": false,
       "locked": {
-        "narHash": "sha256-QBfphmEdsPyzOSQxi1p+fZkpLXxXrWNQv1v5tnW0F+4=",
+        "narHash": "sha256-GyYXhdmRj0eHXpQj85dOU+T+VYJkO6SK6J2XBIrmLTw=",
         "path": "./kerberos/host-keytabs",
         "type": "path"
       },
@@ -375,11 +371,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1634551044,
-        "narHash": "sha256-HOHemrQt3wA7eS5YT8n+X0OdB9+X4O08YUPTrFMBG60=",
+        "lastModified": 1634661806,
+        "narHash": "sha256-fBuR7EZ67UOdNt3gEwhoyWJ6zJtXh4kuupIALRcx/7I=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f001876680c0e32a89bced8d02d2c61250684e17",
+        "rev": "8fe3b97ef4527ac88d03ea33e0789f3512e01adc",
         "type": "github"
       },
       "original": {
@@ -525,6 +521,18 @@
         "type": "github"
       }
     },
+    "service-keytabs": {
+      "flake": false,
+      "locked": {
+        "narHash": "sha256-vRo6wMpQunuKlk42J/e4nCGtF0hF0aMnA5HOv5+dPLM=",
+        "path": "./kerberos/service-keytabs",
+        "type": "path"
+      },
+      "original": {
+        "path": "./kerberos/service-keytabs",
+        "type": "path"
+      }
+    },
     "service-passwords": {
       "flake": false,
       "locked": {
diff --git a/joes-datacenter-0/flake.nix b/joes-datacenter-0/flake.nix
index 4d55f9c..1b00c80 100644
--- a/joes-datacenter-0/flake.nix
+++ b/joes-datacenter-0/flake.nix
@@ -14,7 +14,8 @@
     fudo-pkgs.url = "git+https://git.fudo.org/fudo-public/fudo-pkgs.git";
 
     fudo-nixos = {
-      url = "git+ssh://fudo_git@git.fudo.org:2222/fudosys/NixOS.git?ref=nixops-flake";
+      # url = "git+ssh://fudo_git@git.fudo.org:2222/fudosys/NixOS.git?ref=nixops-flake";
+      url = "path:/state/nixops/fudo-nixos";
       # Don't import it as a flake
       flake = false;
     };
diff --git a/portage/flake.nix b/portage/flake.nix
new file mode 100644
index 0000000..bc8f1db
--- /dev/null
+++ b/portage/flake.nix
@@ -0,0 +1,92 @@
+{
+  description = "Definition of the Portage NixOps network.";
+
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-21.05";
+
+    fudo-home = {
+      url = "git+https://git.fudo.org/niten/nix-home.git?ref=flake";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    fudo-secrets.url = "path:/state/secrets";
+
+    #fudo-pkgs.url = "path:/state/nixops/fudo-pkgs";
+
+    fudo-pkgs.url = "git+https://git.fudo.org/fudo-public/fudo-pkgs.git";
+
+    fudo-nixos = {
+      url = "path:/state/nixops/fudo-nixos";
+      # url = "git+ssh://fudo_git@git.fudo.org:2222/fudosys/NixOS.git?ref=nixops-flake";
+      # Don't import it as a flake
+      flake = false;
+    };
+  };
+
+  outputs = { self, nixpkgs, fudo-home, fudo-nixos, fudo-pkgs, fudo-secrets, ... }: let
+    domain = "fudo.org";
+    site = "portage";
+
+    build-timestamp = self.sourceInfo.lastModified;
+
+    hostlib = import (fudo-nixos + /lib/hosts.nix) { lib = nixpkgs.lib; };
+
+    hosts = nixpkgs.lib.filterAttrs (hostname: hostOpts:
+      hostOpts.nixos-system && hostOpts.site == site)
+      (hostlib.base-host-config (fudo-nixos + /config/hosts));
+
+    network-hosts = (import (fudo-nixos + /config/networks/${domain}.nix)).hosts;
+
+    pkgs-for = system: import nixpkgs {
+      inherit system;
+      config = {
+        allowUnfree = true;
+        permittedInsecurePackages = [
+          "openssh-with-gssapi-8.4p1"
+        ];
+      };
+      overlays = [
+        (import (fudo-pkgs + "/overlay.nix"))
+        (import (fudo-nixos + "/lib/overlay.nix"))
+      ];
+    };
+
+    initialize-host = import (fudo-nixos + /initialize.nix);
+
+  in {
+    nixopsConfigurations.default = {
+      inherit nixpkgs;
+
+      network = {
+        description = "Portage NixOps network.";
+        enableRollback = true;
+      };
+    } // (nixpkgs.lib.mapAttrs (hostname: hostOpts: let
+      system = hostOpts.arch;
+      profile = hostOpts.profile;
+    in { config, pkgs, lib, ... }: {
+      imports = [
+        fudo-home.nixosModule
+        fudo-secrets.nixosModule
+        (initialize-host {
+          inherit hostname build-timestamp site domain profile;
+        })
+      ];
+
+      nixpkgs.pkgs = pkgs-for system;
+
+      deployment = with lib; {
+        targetHost = network-hosts.${hostname}.ipv4-address;
+
+        keys = if (hasAttr hostname config.fudo.secrets.files.host-filesystem-keys)
+               then
+                 mapAttrs (secret: secret-file: {
+                   keyFile = secret-file;
+                   user = "root";
+                   permissions = "0400";
+                 }) config.fudo.secrets.files.host-filesystem-keys.${hostname}
+               else {};
+      };
+    }) hosts);
+  };
+}