Merge pull request #208723 from gador/paperless-ngx-add-poppler

paperless-ngx: fix build

nixos/modules/services/misc/paperless.nix

···
 
     systemd.services.paperless-scheduler = {
       description = "Paperless Celery Beat";
+      wantedBy = [ "multi-user.target" ];
+      wants = [ "paperless-consumer.service" "paperless-web.service" "paperless-task-queue.service" ];
       serviceConfig = defaultServiceConfig // {
         User = cfg.user;
         ExecStart = "${pkg}/bin/celery --app paperless beat --loglevel INFO";
         Restart = "on-failure";
       };
       environment = env;
-      wantedBy = [ "multi-user.target" ];
-      wants = [ "paperless-consumer.service" "paperless-web.service" "paperless-task-queue.service" ];
 
       preStart = ''
         ln -sf ${manage} ${cfg.dataDir}/paperless-manage
···
 
     systemd.services.paperless-task-queue = {
       description = "Paperless Celery Workers";
+      after = [ "paperless-scheduler.service" ];
       serviceConfig = defaultServiceConfig // {
         User = cfg.user;
         ExecStart = "${pkg}/bin/celery --app paperless worker --loglevel INFO";
···
 
     systemd.services.paperless-consumer = {
       description = "Paperless document consumer";
+      # Bind to `paperless-scheduler` so that the consumer never runs
+      # during migrations
+      bindsTo = [ "paperless-scheduler.service" ];
+      after = [ "paperless-scheduler.service" ];
       serviceConfig = defaultServiceConfig // {
         User = cfg.user;
         ExecStart = "${pkg}/bin/paperless-ngx document_consumer";
         Restart = "on-failure";
       };
       environment = env;
-      # Bind to `paperless-scheduler` so that the consumer never runs
-      # during migrations
-      bindsTo = [ "paperless-scheduler.service" ];
-      after = [ "paperless-scheduler.service" ];
     };
 
     systemd.services.paperless-web = {
       description = "Paperless web server";
+      # Bind to `paperless-scheduler` so that the web server never runs
+      # during migrations
+      bindsTo = [ "paperless-scheduler.service" ];
+      after = [ "paperless-scheduler.service" ];
       serviceConfig = defaultServiceConfig // {
         User = cfg.user;
         ExecStart = ''
···
       # Allow the web interface to access the private /tmp directory of the server.
       # This is required to support uploading files via the web interface.
       unitConfig.JoinsNamespaceOf = "paperless-task-queue.service";
-      # Bind to `paperless-scheduler` so that the web server never runs
-      # during migrations
-      bindsTo = [ "paperless-scheduler.service" ];
-      after = [ "paperless-scheduler.service" ];
     };
 
     users = optionalAttrs (cfg.user == defaultUser) {

nixos/tests/paperless.nix

···
         # Wait until server accepts connections
         machine.wait_until_succeeds("curl -fs localhost:28981")
 
+    # Required for consuming documents via the web interface
+    with subtest("Task-queue gets ready"):
+        machine.wait_for_unit("paperless-task-queue.service")
+
     with subtest("Add a document via the web interface"):
         machine.succeed(
             "convert -size 400x40 xc:white -font 'DejaVu-Sans' -pointsize 20 -fill black "

pkgs/applications/office/paperless-ngx/default.nix

···
 , qpdf
 , tesseract5
 , unpaper
+, poppler_utils
 , liberation_ttf
 , fetchFromGitHub
 }:
···
     qpdf
     tesseract5
     unpaper
+    poppler_utils
   ];
 in
 python.pkgs.pythonPackages.buildPythonApplication rec {