From 799f132d588f2a5f6c6dabc43e862c90d9efa4b7 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Mon, 21 Jan 2019 10:54:01 +0100
Subject: krebs: move retiolum-hosts to dedicated file

---
 krebs/3modules/default.nix        | 24 +-----------------------
 krebs/3modules/retiolum-hosts.nix | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 23 deletions(-)
 create mode 100644 krebs/3modules/retiolum-hosts.nix

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 21d68ef3f..ea4d03ad6 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -43,6 +43,7 @@ let
       ./Reaktor.nix
       ./realwallpaper.nix
       ./retiolum-bootstrap.nix
+      ./retiolum-hosts.nix
       ./rtorrent.nix
       ./secret.nix
       ./setuid.nix
@@ -147,29 +148,6 @@ let
         ) cfg.hosts
       ));
 
-      # TODO dedup with networking.extraHosts
-      nixpkgs.config.packageOverrides = oldpkgs:
-        let
-          domains = attrNames (filterAttrs (_: eq "hosts") cfg.dns.providers);
-          check = hostname: any (domain: hasSuffix ".${domain}" hostname) domains;
-        in
-          {
-            retiolum-hosts = oldpkgs.writeText "retiolum-hosts" ''
-              ${concatStringsSep "\n" (flatten (
-                map (host:
-                    let
-                      net = host.nets.retiolum;
-                      aliases = longs;
-                      longs = filter check net.aliases;
-                    in
-                      optionals
-                        (aliases != [])
-                        (map (addr: "${addr} ${toString aliases}") net.addrs)
-                ) (filter (host: hasAttr "retiolum" host.nets)
-                          (attrValues cfg.hosts))))}
-            '';
-          };
-
       services.openssh.hostKeys =
         let inherit (config.krebs.build.host.ssh) privkey; in
         mkIf (privkey != null) (mkForce [privkey]);
diff --git a/krebs/3modules/retiolum-hosts.nix b/krebs/3modules/retiolum-hosts.nix
new file mode 100644
index 000000000..2821d62d1
--- /dev/null
+++ b/krebs/3modules/retiolum-hosts.nix
@@ -0,0 +1,28 @@
+with import <stockholm/lib>;
+{ config, ... }: let
+  # TODO dedup functions with networking.extraHosts
+  check = hostname: any (domain: hasSuffix ".${domain}" hostname) domains;
+  domains = attrNames (filterAttrs (_: eq "hosts") config.krebs.dns.providers);
+in {
+  nixpkgs.config.packageOverrides = super: {
+    retiolum-hosts =
+      super.writeText "retiolum-hosts" ''
+        ${
+          concatStringsSep
+            "\n"
+            (flatten
+              (map
+                (host: let
+                  net = host.nets.retiolum;
+                  aliases = longs;
+                  longs = filter check net.aliases;
+                in
+                  optionals
+                    (aliases != [])
+                    (map (addr: "${addr} ${toString aliases}") net.addrs))
+                (filter (host: hasAttr "retiolum" host.nets)
+                        (attrValues config.krebs.hosts))))
+        }
+      '';
+  };
+}
-- 
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