def _mgr(name):
"Access PVSS controls manager by name"
import Online.PVSS as PVSS;
import Online.PVSSSystems as Systems
if name is None:
return PVSS.controlsMgr()
return Systems.controlsMgr(name)
def controlsMgr(name):
"Access controls manager of known PVSS systems by name"
if name is not None:
#if name != 'LBECS':
if _systems.has_key(name):
return _systems[name][1]
# Hack for now ....
if name[:3] == 'ECS':
if name[:3] != name:
print 'PVSS System switch:', name[:3], name, '--> LBECS'
name = 'LBECS'
id, nam = PVSS.system(name)
if _sysIds.has_key(id):
ctrl = _sysIds[id][1]
else:
ctrl = PVSS.controlsMgr(id, nam)
if not _systems.has_key(name):
_systems[name] = (id, ctrl)
if not _systems.has_key(nam):
_systems[nam] = (id, ctrl)
if not _sysIds.has_key(id):
_sysIds[id] = (name, ctrl)
return _systems[nam][1]
#raise Exception,'Invalid system name specified:'+name
raise Exception, 'Invalid system name specified!'
def runHLT(with_server=1):
import Online.Streaming.DisplayServer as Srv
upi.attach_terminal()
Online.Utils.makePrint = upi.write_message
mgr = PVSS.controlsMgr()
servers = [Display(mgr, mgr.name() + '_FSMDisplay', target=targetHLT)]
if with_server:
servers.append(Srv.BaseDisplayServerManager(mgr))
else:
cont = PVSS.DataPointVector()
sensor = PVSS.DeviceSensor(mgr, cont)
sensor.run(1)
sleep(servers)
def resetTaskStates(manager=None, match=None, state='UNKNOWN'):
"Change the state pf FSM_DImTask objects."
if manager is None: manager = PVSS.controlsMgr()
if match:
actor = PVSS.DpVectorActor(manager)
typ = manager.typeMgr().type('FSM_DimTask')
wr = manager.devWriter()
actor.lookup(DataPoint.original(match + '.State'), typ)
for i in actor.container:
i.data = state
wr.add(actor.container)
if wr.execute():
log('Resetted the state of %d tasks to %s.' %
(len(actor.container), state),
timestamp=1)
return 1
log('Failed to write task states...', timestamp=1)
return None
log('You need to supply a match variable', timestamp=1)
return None
self.servers[nam] = srv
log('Started display server:'+self.servers[nam].name,timestamp=1)
elif i.data<=0 and self.servers[nam] is not None:
log('Stop display server:'+self.servers[nam].name,timestamp=1)
self.servers[nam].stop()
self.servers[nam] = None
return 1
# ===========================================================================
def sleep():
"Serve controls requests in daemon mode"
if PVSS.batchMode(): Online.Utils.log('Sleeping ....',timestamp=1)
else: print 'Sleeping ....'
sys.stdout.flush()
try:
while(1):
time.sleep(1)
except Exception,X:
print 'Exception:',str(X)
except:
print 'Unknown Exception'
if __name__=="__main__":
mgr = PVSS.controlsMgr()
if PVSS.defaultSystemName()[:3]=='HLT':
mgr = BaseDisplayServerManager(mgr)
else:
mgr = DisplayServerManager(mgr)
mgr.run()
sleep()
def show(mgr=None, name='TestStorage_Slice00', devices=0):
m = mgr
if m is None: m = PVSS.controlsMgr()
dmp = Dump(mgr, name)
dmp.show(devices)