busctl
Introspect and monitor the D-Bus bus. More information: https://www.freedesktop.org/software/systemd/man/busctl.html.
- Show all peers on the bus, by their service names:
busctl list
- Show process information and credentials of a bus service, a process, or the owner of the bus (if no parameter is specified):
busctl status service|pid
- Dump messages being exchanged. If no service is specified, show all messages on the bus:
busctl monitor service1 service2 …
- Show an object tree of one or more services (or all services if no service is specified):
busctl tree service1 service2 …
- Show interfaces, methods, properties and signals of the specified object on the specified service:
busctl introspect service path/to/object
- Retrieve the current value of one or more object properties:
busctl get-property service path/to/object interface_name property_name
- Invoke a method and show the response:
busctl call service path/to/object interface_name method_name