refactor(tazjin/dns): Add zone validity checks in CI r/2510

Same as //ops/dns

Change-Id: I0399efd2e48956ec91833386adff27d94d08ef1e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/3013
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>

1 files changed, 14 insertions, 0 deletions

diff --git a/users/tazjin/dns/default.nix b/users/tazjin/dns/default.nix
new file mode 100644
index 0000000000..14b9d42864
--- /dev/null
+++ b/users/tazjin/dns/default.nix
@@ -0,0 +1,14 @@
+# Performs simple (local-only) validity checks on DNS zones.
+{ depot, pkgs, ... }:
+
+let
+  inherit (depot.nix.utils) drvTargets;
+
+  checkZone = zone: file: pkgs.runCommandNoCC "${zone}-check" {} ''
+    ${pkgs.bind}/bin/named-checkzone -i local ${zone} ${file} | tee $out
+  '';
+
+in drvTargets {
+  kontemplate-works = checkZone "kontemplate.works"./kontemplate.works.zone;
+  tazj-in = checkZone "tazj.in" ./tazj.in.zone;
+}