Rails reload dynamic routes on multiple instances/servers

Question

How can we force Rails to reload_routes on multiple servers/instances?

We have a multi-tenant platform in Google App-Engine running on 5+ instances and we want all

Answer 1

Assuming you have no shared storage: You could write an action that reloads the route for that particular instance. When you trigger DynamicRoutes::reload, you would make a request to the other instances' reload action.

If you do have shared storage, write a before_action that reloads the routes whenever a specific file has been "touched" and touch that file if you want to have all instances reload the routes.