tree db8e1a1465f8ea9a3165393741b43eb2ef303352
parent 10693fa500d4406c362ef0703f25d5caea226728
author Asmitha Karunanithi <asmitk01@in.ibm.com> 1594969411 -0500
committer Asmitha Karunanithi <asmitk01@in.ibm.com> 1596601748 +0000

Handling Broadcast message service

This commit implements the broadcast of the messages from one
connected client to other connected clients via BMC. When the
management console creates a subscription on the BMC, they will
be provided with the broadcast message service.

Tested by: (Used https://github.com/DMTF/Redfish-Event-Listener)
    1. Create a subscription
       POST -D headers.txt https://${bmc}/redfish/v1/EventService/Subscriptions
       -d '{"Destination":"https://<host:port>","Protocol":"Redfish"}'

    2. Send the message
        POST https://${bmc}/ibm/v1/HMC/BroadcastService -d '{"Message":"<msg>"}'

    3. Verify the event is generated and posted to the subscriber:
       bodydata: {"Message":"<The message from HMC to be forwarded>",
                  "Name":"Broadcast Event","OriginOfCondition":
                  "/ibm/v1/HMC/BroadcastService",
                  "Timestamp":"2020-07-15T12:03:30+00:00"}

Signed-off-by: Asmitha Karunanithi <asmitk01@in.ibm.com>
Change-Id: Ib36b4f25505cf66251adc5aeda282312996c25af