busctl

Introspect and monitor the D-Bus bus. More information: https://www.freedesktop.org/software/systemd/man/busctl.html.

busctl list

busctl status service|pid

busctl monitor service1 service2 ...

busctl tree service1 service2 ...

busctl introspect service path/to/object

busctl get-property service path/to/object interface_name property_name

busctl call service path/to/object interface_name method_name