diagram {
   API; Conductor; Baremetal; Swift; IPA;
   activation = none;
   span_height = 1;
   edge_length = 250;
   default_note_color = white;
   default_fontsize = 14;

   Conductor -> Conductor [label = "Generates a random token"];
   Conductor -> Conductor [label = "Generates configuration for IPA ramdisk"];
   Conductor -> Swift [label = "IPA image, with configuration is uploaded"];
   Conductor -> Baremetal [label = "Attach IPA virtual media in Swift as virtual CD"];
   Conductor -> Baremetal [label = "Conductor turns power on"];
   Baremetal -> Swift [label = "Baremetal reads virtual media"];
   Baremetal -> Baremetal [label = "Boots IPA virtual media image"];
   Baremetal -> Baremetal [label = "IPA is started"];
   IPA -> Baremetal [label = "IPA loads configuration and agent token into memory"];
   IPA -> API [label = "Lookup node"];
   API -> IPA [label = "API responds with node UUID and token value of '******'"];
   IPA -> API [label = "Heartbeat with agent token"];
}