Merge branch 'master' of http://cgit.ni/stockholm

1 files changed, 28 insertions, 0 deletions

diff --git a/krebs/3modules/retiolum-hosts.nix b/krebs/3modules/retiolum-hosts.nix
new file mode 100644
index 00000000..ddf85ead
--- /dev/null
+++ b/krebs/3modules/retiolum-hosts.nix
@@ -0,0 +1,28 @@
+with import <stockholm/lib>;
+{ config, ... }: let
+  # TODO dedup functions with ./hosts.nix
+  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))))
+        }
+      '';
+  };
+}