def userproduct_post_save(sender, instance, created, **kwargs): """create ssh user at every ssh server , when add ssh user or change ssh user. """ sshuser = instance.sshuser sshpwd = instance.sshpwd expired_date = instance.expired_date if created: # new created if sshuser and sshpwd and expired_date: # not up.save() for getting UserProduct id # create new ssh on all ssh servers ssh_util = SSHUtil(instance.user) ssh_info_list = [(sshuser, sshpwd, expired_date)] ssh_util.ssh_create_onall(ssh_info_list) else: # not created #change ssh password on all ssh servers ssh_util = SSHUtil(instance.user) if sshuser and sshpwd: # change password ssh_util.ssh_change_pwd_onall(sshuser, sshpwd) if expired_date: # change expired date ssh_util.ssh_change_expire_onall(sshuser, expired_date)