feat: add build-and-diff command per OS configuration

holochain · Aug 27, 2024 · 34031cd · 34031cd
1 parent 1908492
commit 34031cd
Showing 1 changed file with 39 additions and 1 deletion.
diff --git a/modules/flake-parts/apps.git-push-/default.nix b/modules/flake-parts/apps.git-push-/default.nix
@@ -31,7 +31,45 @@
           inherit (config.config) hostName;
         });
       };
+
+    mkNvd= let
+      commonNixArgs = "nix build --print-out-paths --no-link";
+    in {
+      attrName,
+      config,
+    }:
+      pkgs.writeShellScript "build-and-diff-${config.hostName}" ''
+        set -Eeou pipefail
+
+        export PATH="${lib.makeBinPath ([
+          pkgs.nvd
+        ])}:$PATH"
+
+        set -x
+
+        remote=''${1:-origin}
+        local_branch=''${2:-HEAD}
+        shift || :
+        shift || :
+
+        currentSystem=$(${commonNixArgs} github:holochain/holochain-infra/deploy/${attrName}#nixosConfigurations.${attrName}.config.system.build.toplevel)
+        nextSystem=$(${commonNixArgs} .#nixosConfigurations.${attrName}.config.system.build.toplevel)
+
+        nvd diff "$currentSystem" "$nextSystem"
+      '';
+
+    mkNvdApp = attrName: config:
+      lib.nameValuePair "build-and-diff-${attrName}" {
+        type = "app";
+        program = builtins.toString (mkNvd {
+          inherit attrName;
+          inherit (config) config;
+        });
+      };
+
   in {
-    config.apps = lib.mapAttrs' mkGitPushApp (self.darwinConfigurations // self.nixosConfigurations);
+    config.apps = (lib.mapAttrs' mkGitPushApp (self.darwinConfigurations // self.nixosConfigurations)) //
+      (lib.mapAttrs' mkNvdApp (self.darwinConfigurations // self.nixosConfigurations))
+    ;
   };
 }