X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/19ae770973482257117fe8ded5619c3018c4b60f..9090c60b28de593b8bb2ce606a9ab35b62b57608:/services/api/config/application.rb

diff --git a/services/api/config/application.rb b/services/api/config/application.rb
index 4211df29d0..4acde0febd 100644
--- a/services/api/config/application.rb
+++ b/services/api/config/application.rb
@@ -34,6 +34,30 @@ module Server
     # Configure sensitive parameters which will be filtered from the log file.
     config.filter_parameters += [:password]
 
+    # Load entire application at startup.
+    config.eager_load = true
+
+    config.active_record.raise_in_transactional_callbacks = true
+
+    config.active_support.test_order = :sorted
+
     I18n.enforce_available_locales = false
+
+    # Before using the filesystem backend for Rails.cache, check
+    # whether we own the relevant directory. If we don't, using it is
+    # likely to either fail or (if we're root) pollute it and cause
+    # other processes to fail later.
+    default_cache_path = Rails.root.join('tmp', 'cache')
+    if not File.owned?(default_cache_path)
+      if File.exist?(default_cache_path)
+        why = "owner (uid=#{File::Stat.new(default_cache_path).uid}) " +
+          "is not me (uid=#{Process.euid})"
+      else
+        why = "does not exist"
+      end
+      STDERR.puts("Defaulting to memory cache, " +
+                  "because #{default_cache_path} #{why}")
+      config.cache_store = :memory_store
+    end
   end
 end