use "vethA.B.SS" name for veth devices (A = node number, B = index, SS = short session ID)
use "tapA.B.SS" name for tap devices; use "b.A.SS" name for bridge devices
added a SESSION_SHORT environment variable to the default CORE environment
(Boeing r1867)
session.py: Created method (sendnodeemuid) to send node status response
message, so all nodes can call it. Added per session updown
script option.
service.py: Added test for _starttime before calling float() in
bootnodeservices().
Changed servicesfromopaque code to collect unknown
services and return with valid services.
Changed handleevent to send a message with posible failed
and unknown services.
coreobj.py: Added code to put nodes actual configured services in
tonodemsg.
core-daemon: Added call to self.session.sendnodeemuid if in running
state in handlenodemsg
(Boeing r1824,1825)
allow specifying multiple controlnet prefixes for distributed sessions
a callback causes the broker to munge the CONF message so that controlnet
prefixes are assigned to slave servers by the master server
