Class: ActiveRecord::Turntable::Rack::QueryCache

Inherits:
QueryCache
  • Object
show all
Defined in:
lib/active_record/turntable/rack/query_cache.rb

Instance Method Summary collapse

Instance Method Details

#call(env) ⇒ Object



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
# File 'lib/active_record/turntable/rack/query_cache.rb', line 8

def call(env)
  enabled       = ActiveRecord::Base.connection.query_cache_enabled
  connection_id = ActiveRecord::Base.connection_id
  klasses = ActiveRecord::Base.turntable_connections.values
  klasses.each do |k|
    k.connection.enable_query_cache!
  end

  response = @app.call(env)
  response[2] = ::Rack::BodyProxy.new(response[2]) do
    restore_query_cache_settings(connection_id, enabled)
  end

  response
rescue Exception => e
  restore_query_cache_settings(connection_id, enabled)
  raise e
end