```ruby
Resque.before_fork do
  defined?(ActiveRecord::Base) and ActiveRecord::Base.connection.disconnect!
end

Resque.after_fork do
  defined?(ActiveRecord::Base) and ActiveRecord::Base.establish_connection
end
```

Add SIGTERM handling for ResqueMailer
user
```ruby
Resque.before_fork do
  defined?(ActiveRecord::Base) and ActiveRecord::Base.connection.disconnect!
end

Resque.after_fork do
  defined?(ActiveRecord::Base) and ActiveRecord::Base.establish_connection
end

Resque::Mailer.error_handler = lambda { |mailer, message, error, action, args|
  # Necessary to re-enqueue jobs that receieve the SIGTERM signal
  if error.is_a?(Resque::TermException)
    Resque.enqueue(mailer, action, *args)
  else
    raise error
  end
}
```
assistant