Ensure that puma workers get their own db connection

DB connections are disconnected before puma forks its own worker processes. This ensures that all puma workers will get new DB connections. [#150958544](https://www.pivotaltracker.com/story/show/150958544) Signed-off-by: Beyhan Veli <[email protected]>
cloudfoundry · Oct 23, 2017 · cc379bb · cc379bb
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diff --git a/src/bosh-director/bin/bosh-director b/src/bosh-director/bin/bosh-director
@@ -33,6 +33,8 @@ puma_configuration = Puma::Configuration.new do |user_config|
   user_config.port config.port
   user_config.app rack_app
   user_config.preload_app!
+  # this makes sure that all puma workers get their own db connections
+  user_config.before_fork { Bosh::Director::Config.db.disconnect }
 end
 puma_launcher = Puma::Launcher.new(puma_configuration)
 

diff --git a/src/bosh-director/lib/bosh/director/config.rb b/src/bosh-director/lib/bosh/director/config.rb
@@ -270,6 +270,7 @@ def configure_db(db_config)
         if logger
           db.logger = logger
           db.sql_log_level = :debug
+          db.log_connection_info = true
         end
 
         db