X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/f4ca9ad94a6bb006d1f3c7ba207837f1736d1247..cbf93e8d897448dbd52369afe89fef2392140ff1:/services/api/lib/app_version.rb

diff --git a/services/api/lib/app_version.rb b/services/api/lib/app_version.rb
index 769f4e5ed8..335608b2b6 100644
--- a/services/api/lib/app_version.rb
+++ b/services/api/lib/app_version.rb
@@ -1,3 +1,7 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
 # If you change this file, you'll probably also want to make the same
 # changes in apps/workbench/lib/app_version.rb.
 
@@ -11,6 +15,7 @@ class AppVersion
 
   def self.forget
     @hash = nil
+    @package_version = nil
   end
 
   # Return abbrev commit hash for current code version: "abc1234", or
@@ -49,4 +54,18 @@ class AppVersion
 
     @hash || "unknown"
   end
+
+  def self.package_version
+    if (cached = Rails.configuration.package_version || @package_version)
+      return cached
+    end
+
+    begin
+      @package_version = IO.read(Rails.root.join("package-build.version")).strip
+    rescue Errno::ENOENT
+      @package_version = "unknown"
+    end
+
+    @package_version
+  end
 end