def copy_running_startup():
cfg = cfgdb.Cfgdb()
manager = OvsdbConnectionManager(settings.get('ovs_remote'),
settings.get('ovs_schema'))
manager.start()
idl = manager.idl
init_seq_no = idl.change_seqno
# Wait until the connection is ready
while True:
idl.run()
# print self.idl.change_seqno
if init_seq_no != idl.change_seqno:
break
time.sleep(1)
restschema = restparser.parseSchema(settings.get('ext_schema'))
run_config_util = RunConfigUtil(idl, restschema)
config = run_config_util.get_running_config()
cfg.config = ovs.json.to_string(config)
cfg.type = "startup"
row, tbl_found = cfg.find_row_by_type("startup")
if tbl_found:
cfg.update_row(row)
else:
cfg.insert_row()
cfg.close()
return True
def show_config(args):
ret = True
if (args[0] != "startup-config"):
print("Unknown config \"%s\" (Use --help for help)" % args[0])
return False
cfg = cfgdb.Cfgdb()
#OPS TODO: To get confg type from user as args
row, tbl_found = cfg.find_row_by_type("startup")
if tbl_found:
try:
parsed = json.loads(row.config)
print("Startup configuration:")
if (args[1] == "json"):
print json.dumps(parsed, indent=4, sort_keys=True)
elif (args[1] == "cli"):
# Here we copy saved configuration from config DB to temporary
# DB and the current startup configuration command displays
# output by traversing the temporary DB.
manager = OvsdbConnectionManager(TEMPORARY_DB_SHOW_STARTUP,
settings.get('ovs_schema'))
manager.start()
cnt = 30
while not manager.idl.run() and cnt > 0:
time.sleep(.1)
cnt -= 1
if cnt <= 0:
print("IDL connection timeout")
return False
# read the schema
schema = restparser.parseSchema(settings.get('ext_schema'))
run_config_util = RunConfigUtil(manager.idl, schema)
run_config_util.write_config_to_db(parsed)
manager.idl.close()
except ValueError, e:
print("Invalid json from configdb. Exception: %s\n" % e)
ret = False
def push_config_to_db():
'''
Take the previously discovered startup configuration and
push it to the database.
'''
global saved_config
if saved_config is None:
vlog.info('No saved configuration exists')
else:
#OPS_TODO: Change this log msg to the actual push code when available
vlog.info('Config data found')
try:
data = json.loads(saved_config)
except ValueError, e:
print("Invalid json from configdb. Exception: %s\n" % e)
return
# set up IDL
manager = OvsdbConnectionManager(settings.get('ovs_remote'),
settings.get('ovs_schema'))
manager.start()
manager.idl.run()
init_seq_no = manager.idl.change_seqno
while True:
manager.idl.run()
if init_seq_no != manager.idl.change_seqno:
break
sleep(1)
# read the schema
schema = restparser.parseSchema(settings.get('ext_schema'))
run_config_util = RunConfigUtil(manager.idl, schema)
run_config_util.write_config_to_db(data)
return False
# set up IDL
manager = OvsdbConnectionManager(settings.get('ovs_remote'),
settings.get('ovs_schema'))
manager.start()
init_seq_no = manager.idl.change_seqno
while True:
manager.idl.run()
if init_seq_no != manager.idl.change_seqno:
break
time.sleep(1)
# read the schema
schema = restparser.parseSchema(settings.get('ext_schema'))
run_config_util = RunConfigUtil(manager.idl, schema)
run_config_util.write_config_to_db(data)
cfg.close()
return True
def copy_config(args):
ret = True
if (args[0] == "running-config" and args[1] == "startup-config"):
ret = copy_running_startup()
elif (args[0] == "startup-config" and args[1] == "running-config"):
ret = copy_startup_running()
else:
print("Unknow config (use --help for help)")
ret = False
return ret