instance.py 文件源码

def stop_instances(self, request, queryset):
        """
        Stop all transmitted PostgreSQL instances

        Skip already stopped services.
        """

        for inst in queryset:
            if not inst.is_online:
                self.message_user(request, "%s is already stopped." % inst,
                    messages.WARNING
                )
                continue

            try:
                util = PGUtility(inst)
                util.stop()

            except Exception, e:
                self.message_user(request, "%s : %s" % (e, inst), messages.ERROR)
                continue

            self.message_user(request, "%s stopped!" % inst)