[rails] Remove Methodguard middleware

Author: p8

frameworks/rails/config/application.rb

@@ -3,29 +3,17 @@
 
 Bundler.require(*Rails.groups)
 
-# Catch unknown HTTP methods, routing errors, and mark /upload as binary
-class MethodGuard
-  VALID_METHODS = %w[GET HEAD POST PUT DELETE PATCH OPTIONS TRACE].to_set.freeze
-
+# Mark /upload as binary so Rack skips form parameter parsing
+class MarkUploadAsBinary
   def initialize(app)
     @app = app
   end
 
   def call(env)
-    unless VALID_METHODS.include?(env['REQUEST_METHOD'])
-      return [405, { 'content-type' => 'text/plain' }, ['Method Not Allowed']]
-    end
-    # Mark /upload as binary so Rack skips form parameter parsing
     if env['PATH_INFO'] == '/upload'
       env['CONTENT_TYPE'] = 'application/octet-stream'
     end
     @app.call(env)
-  rescue => e
-    if e.class.name.include?('UnknownHttpMethod') || e.class.name.include?('RoutingError')
-      [400, { 'content-type' => 'text/plain' }, ['Bad Request']]
-    else
-      raise
-    end
   end
 end
 
@@ -65,7 +53,7 @@ class BenchmarkApp < Rails::Application
 
   # Add gzip support
   config.middleware.insert 0, Rack::Deflater
-  config.middleware.insert 0, MethodGuard
+  config.middleware.insert 0, MarkUploadAsBinary
   config.middleware.insert 0, MarkAsIOBoundThreads
 
   # Silence logging