4533: Merge branch 'master' into 4533-remote-reset

[arvados.git] / services / api / config / initializers / eventbus.rb

diff --git a/services/api/config/initializers/eventbus.rb b/services/api/config/initializers/eventbus.rb
index a065632e39386c11e5c8bd4741354d73484e988e..ea1c2103853d31f04aaf3a94826a7ed8a0156930 100644 (file)
--- a/services/api/config/initializers/eventbus.rb
+++ b/services/api/config/initializers/eventbus.rb
@@ -1,5 +1,19 @@
 require 'eventbus'
 
+# See application.yml for details about configuring the websocket service.
+
 Server::Application.configure do
-  config.middleware.insert_before ActionDispatch::Static, RackSocket, {:handler => EventBus}
+  # Enables websockets if ARVADOS_WEBSOCKETS is defined with any value.  If
+  # ARVADOS_WEBSOCKETS=ws-only, server will only accept websocket connections
+  # and return an error response for all other requests.
+  if ENV['ARVADOS_WEBSOCKETS']
+    config.middleware.insert_after ArvadosApiToken, RackSocket, {
+      :handler => EventBus,
+      :mount => "/websocket",
+      :websocket_only => (ENV['ARVADOS_WEBSOCKETS'] == "ws-only")
+    }
+    Rails.logger.info "Websockets #{ENV['ARVADOS_WEBSOCKETS']}, running at /websocket"
+  else
+    Rails.logger.info "Websockets disabled"
+  end
 end