Put your ssh keys on the target for fast, smooth operation. (assumes id_dsa.pub)

cap put_keys task

desc "put your ssh keys on the target for fast, smooth operation."
task :put_keys do
  run "mkdir ~/.ssh" rescue nil
  system("ssh #{user}@#{app} \"echo `cat ~/.ssh/id_dsa.pub` >> ~/.ssh/authorized_keys\"")
  run "chmod 700 ~/.ssh; chmod 600 ~/.ssh/authorized_keys;"
end