nixpkgs-update: add new source, derivations with updateScripts

build02/nixpkgs-update.nix

@@ -50,6 +50,8 @@ let
     };
   };
 
+  nixpkgs-update-command = "${nixpkgs-update-bin} update-list --pr --outpaths --nixpkgs-review";
+
 in
 {
 
@@ -61,14 +63,13 @@ in
     extraGroups = [ "r-ryantm" ];
   };
 
-
   systemd.services.nixpkgs-update-repology = mkNixpkgsUpdateService "repology" // {
     script = ''
       ${nixpkgs-update-bin} delete-done --delete
       ${nixpkgs-update-bin} fetch-repology > /var/lib/nixpkgs-update/repology/packages-to-update-regular.txt
       # reverse list
       sed '1!G;h;$!d' /var/lib/nixpkgs-update/repology/packages-to-update-regular.txt > /var/lib/nixpkgs-update/repology/packages-to-update.txt
-      ${nixpkgs-update-bin} update-list --pr --outpaths --nixpkgs-review
+      ${nixpkgs-update-command}
     '';
   };
 
@@ -76,7 +77,7 @@ in
     script = ''
       ${nixpkgs-update-bin} delete-done --delete
       ${nixpkgs-update-github-releases} > /var/lib/nixpkgs-update/github/packages-to-update.txt
-      ${nixpkgs-update-bin} update-list --pr --outpaths --nixpkgs-review || true
+      ${nixpkgs-update-command}
     '';
   };
 
@@ -85,7 +86,15 @@ in
       ${nixpkgs-update-bin} delete-done --delete
       grep -rl $XDG_CACHE_HOME/nixpkgs -e buildPython | grep default | \
         ${nixpkgs-update-pypi-releases} --nixpkgs=/var/cache/nixpkgs-update/pypi/nixpkgs > /var/lib/nixpkgs-update/pypi/packages-to-update.txt
-      ${nixpkgs-update-bin} update-list --pr --outpaths --nixpkgs-review || true
+      ${nixpkgs-update-command}
+    '';
+  };
+
+  systemd.services.nixpkgs-update-updatescript = mkNixpkgsUpdateService "updatescript" // {
+    script = ''
+      ${pkgs.nixUnstable}/bin/nix eval --raw -f ${./packages-with-update-script.nix} > /var/lib/nixpkgs-update/updatescript/packages-to-update.txt
+      ${nixpkgs-update-bin} update-list --pr --outpaths --nixpkgs-review --attrpath
+      ${nixpkgs-update-bin} delete-done --delete
     '';
   };
 

build02/packages-with-update-script.nix

@@ -0,0 +1,71 @@
+let
+  pkgs = import /var/cache/nixpkgs-update/updatescript/nixpkgs {};
+in
+# code in the following let block was copied from nixos/nixpkgs under
+# the MIT License
+let
+  inherit (pkgs) lib;
+
+  /* Remove duplicate elements from the list based on some extracted value. O(n^2) complexity.
+   */
+  nubOn = f: list:
+    if list == [] then
+      []
+    else
+      let
+        x = lib.head list;
+        xs = lib.filter (p: f x != f p) (lib.drop 1 list);
+      in
+        [x] ++ nubOn f xs;
+
+  /* Recursively find all packages (derivations) in `pkgs` matching `cond` predicate.
+
+    Type: packagesWithPath :: AttrPath → (AttrPath → derivation → bool) → AttrSet → List<AttrSet{attrPath :: str; package :: derivation; }>
+          AttrPath :: [str]
+
+    The packages will be returned as a list of named pairs comprising of:
+      - attrPath: stringified attribute path (based on `rootPath`)
+      - package: corresponding derivation
+   */
+  packagesWithPath = rootPath: cond: pkgs:
+    let
+      packagesWithPathInner = path: pathContent:
+        let
+          result = builtins.tryEval pathContent;
+
+          dedupResults = lst: nubOn ({ package, attrPath }: package.updateScript) (lib.concatLists lst);
+        in
+          if result.success then
+            let
+              evaluatedPathContent = result.value;
+            in
+              if lib.isDerivation evaluatedPathContent then
+                lib.optional (cond path evaluatedPathContent) { attrPath = lib.concatStringsSep "." path; package = evaluatedPathContent; }
+              else if lib.isAttrs evaluatedPathContent then
+                # If user explicitly points to an attrSet or it is marked for recursion, we recur.
+                if path == rootPath || evaluatedPathContent.recurseForDerivations or false || evaluatedPathContent.recurseForRelease or false then
+                  dedupResults (lib.mapAttrsToList (name: elem: packagesWithPathInner (path ++ [name]) elem) evaluatedPathContent)
+                else []
+              else []
+          else [];
+    in
+      packagesWithPathInner rootPath pkgs;
+
+  /* Recursively find all packages (derivations) in `pkgs` matching `cond` predicate.
+   */
+  packagesWith = packagesWithPath [];
+
+  /* Recursively find all packages in `pkgs` with updateScript matching given predicate.
+   */
+  packagesWithUpdateScriptMatchingPredicate = cond:
+    packagesWith (path: pkg: builtins.hasAttr "updateScript" pkg && cond path pkg);
+
+in
+
+let
+
+  allPackagesWithUpdateScript = packagesWithUpdateScriptMatchingPredicate (path: package: true) pkgs;
+
+in
+
+lib.concatMapStrings (p: "${p.attrPath} 0 1\n") allPackagesWithUpdateScript

nix/sources.json

@@ -41,10 +41,10 @@
         "homepage": "",
         "owner": "ryantm",
         "repo": "nixpkgs-update",
-        "rev": "a0a53c2d765b2f85ed6b1f7ee53e4c5638cbd2de",
-        "sha256": "1zk3fp2r8mx2fcqxncd4aklmk9fma5qqm0xy36v8q74jlfjzs412",
+        "rev": "7267bc6968583ed486e9575f6498c877a6680a8f",
+        "sha256": "14x03kg6h3chkwafxnign3xfvpgg2l817vaicpa1hb43z1xlmwmr",
         "type": "tarball",
-        "url": "https://github.com/ryantm/nixpkgs-update/archive/a0a53c2d765b2f85ed6b1f7ee53e4c5638cbd2de.tar.gz",
+        "url": "https://github.com/ryantm/nixpkgs-update/archive/7267bc6968583ed486e9575f6498c877a6680a8f.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgs-update-github-releases": {