modules = []
-def GetSlivers(plc):
+def GetSlivers(plc, config):
'''Run call backs defined in modules'''
try:
logger.log("Syncing w/ PLC")
data = plc.GetSlivers()
+ getPLCDefaults(data, config)
+ if (options.verbose): logger.log_slivers(data)
except:
logger.log_exc()
# XXX So some modules can at least boostrap.
+ logger.log("nm: Can't contact PLC to GetSlivers(). Continuing.")
data = {}
- logger.log_slivers(data)
- # Set i2 ip list for nodes in I2 nodegroup.
- try: net.GetSlivers(plc, data)
+ # Set i2 ip list for nodes in I2 nodegroup
+ # and init network interfaces (unless overridden)
+ try: net.GetSlivers(plc, data, config) # TODO - num of args needs to be unified across mods.
except: logger.log_exc()
# All other callback modules
for module in modules:
callback(data)
except: logger.log_exc()
+
+def getPLCDefaults(data, config):
+ '''
+ Get PLC wide defaults from _default system slice. Adds them to config class.
+ '''
+ for slice in data.get('slivers'):
+ if slice['name'] == config.PLC_SLICE_PREFIX+"_default":
+ attr_dict = {}
+ for attr in slice.get('attributes'): attr_dict[attr['name']] = attr['value']
+ if len(attr_dict):
+ logger.verbose("Found default slice overrides.\n %s" % attr_dict)
+ config.OVERRIDES = attr_dict
+ return
+ if 'OVERRIDES' in dir(config): del config.OVERRIDES
+
+
def run():
try:
if options.daemon: tools.daemon()
while True:
# Main NM Loop
logger.verbose('mainloop - nm:getSlivers - period=%d random=%d'%(iperiod,irandom))
- GetSlivers(plc)
+ GetSlivers(plc, config)
delay=iperiod + random.randrange(0,irandom)
logger.verbose('mainloop - sleeping for %d s'%delay)
time.sleep(delay)