def subscribe_multicast(self, mcname):
mcid = genl.genl_ctrl_resolve_grp(self._sock._sock, 'nl80211', mcname)
nl.nl_socket_add_membership(self._sock._sock, mcid)
return mcid
def __init__(self,lig_program, mapresolver=None,simulate=None):
self.done = 1;
# by default, should be possible to override
self.mapresolver = mapresolver or "153.16.49.112";
self.simulate = simulate
self.lig_program = lig_program
# TODO replace by Socket
# allocates callback
tx_cb = nl.nl_cb_alloc(nl.NL_CB_DEFAULT)
#Clone an existing callback handle
self.rx_cb = nl.nl_cb_clone(tx_cb)
# allocates sockets
self.sk = nl.nl_socket_alloc_cb(tx_cb)
# set callback handers
# last parameter represents arguments to pass
logger.info("Setting callback functions")
# nl.py_nl_cb_err(self.rx_cb, nl.NL_CB_CUSTOM, error_handler, self);
# nl_cb_set( callback_set, type, kind, function,args )
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_FINISH, nl.NL_CB_VERBOSE, finish_handler, self);
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_ACK, nl.NL_CB_VERBOSE, ack_handler, self);
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_VALID, nl.NL_CB_CUSTOM, msg_handler, self);
# nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_VALID, nl.NL_CB_CUSTOM, self.handle, self);
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_INVALID, nl.NL_CB_DEBUG, None, None);
# Notifications do not use sequence numbers, disable sequence number checking.
# nl.nl_socket_disable_seq_check(self.sk);
# MANDATORY because of a bug in netlink that sends -NLE_SEQ_MISMATCH otherwise
nl.nl_socket_disable_auto_ack(self.sk);
# establish connection
genl.genl_connect(self.sk)
self.family_id = genl.genl_ctrl_resolve(self.sk, LIG_FAMILY_NAME)
# register to the multicast group
# print( dir( sys.modules["netlink.genl.capi"]) )
# print( dir( sys.modules["netlink.capi"]) )
logger.info("family %s registered with number %d"%(LIG_FAMILY_NAME, self.family_id));
self.group_id = genl.genl_ctrl_resolve_grp (self.sk, LIG_FAMILY_NAME, LIG_GROUP_NAME);
if self.group_id < 0 :
# should log it
logger.error("Could not find group group %s. Is the adequate module loaded ?"%LIG_FAMILY_NAME)
exit(1)
logger.info("Group id found: %d" % self.group_id);
logger.info("Using mapresolver %s"%self.mapresolver)
if self.simulate:
logger.info("Simulation mode enabled %d"%self.simulate)
else:
logger.info("Real mode enabled")
ret = nl.nl_socket_add_membership(self.sk, self.group_id);
if ret == 0:
logger.info("Registration successful")
else:
logger.error("Could not register to group")
exit(1)
def subscribe_multicast(self, mcname): mcid = genl_ctrl_resolve_grp(self._sock, 'nl80211', mcname) nl_socket_add_membership(self._sock, mcid) return mcid
def __init__(self, lig_program, mapresolver=None, simulate=None):
self.done = 1
# by default, should be possible to override
self.mapresolver = mapresolver or "153.16.49.112"
self.simulate = simulate
self.lig_program = lig_program
# TODO replace by Socket
# allocates callback
tx_cb = nl.nl_cb_alloc(nl.NL_CB_DEFAULT)
#Clone an existing callback handle
self.rx_cb = nl.nl_cb_clone(tx_cb)
# allocates sockets
self.sk = nl.nl_socket_alloc_cb(tx_cb)
# set callback handers
# last parameter represents arguments to pass
logger.info("Setting callback functions")
# nl.py_nl_cb_err(self.rx_cb, nl.NL_CB_CUSTOM, error_handler, self);
# nl_cb_set( callback_set, type, kind, function,args )
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_FINISH, nl.NL_CB_VERBOSE,
finish_handler, self)
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_ACK, nl.NL_CB_VERBOSE,
ack_handler, self)
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_VALID, nl.NL_CB_CUSTOM,
msg_handler, self)
# nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_VALID, nl.NL_CB_CUSTOM, self.handle, self);
nl.py_nl_cb_set(self.rx_cb, nl.NL_CB_INVALID, nl.NL_CB_DEBUG, None,
None)
# Notifications do not use sequence numbers, disable sequence number checking.
# nl.nl_socket_disable_seq_check(self.sk);
# MANDATORY because of a bug in netlink that sends -NLE_SEQ_MISMATCH otherwise
nl.nl_socket_disable_auto_ack(self.sk)
# establish connection
genl.genl_connect(self.sk)
self.family_id = genl.genl_ctrl_resolve(self.sk, LIG_FAMILY_NAME)
# register to the multicast group
# print( dir( sys.modules["netlink.genl.capi"]) )
# print( dir( sys.modules["netlink.capi"]) )
logger.info("family %s registered with number %d" %
(LIG_FAMILY_NAME, self.family_id))
self.group_id = genl.genl_ctrl_resolve_grp(self.sk, LIG_FAMILY_NAME,
LIG_GROUP_NAME)
if self.group_id < 0:
# should log it
logger.error(
"Could not find group group %s. Is the adequate module loaded ?"
% LIG_FAMILY_NAME)
exit(1)
logger.info("Group id found: %d" % self.group_id)
logger.info("Using mapresolver %s" % self.mapresolver)
if self.simulate:
logger.info("Simulation mode enabled %d" % self.simulate)
else:
logger.info("Real mode enabled")
ret = nl.nl_socket_add_membership(self.sk, self.group_id)
if ret == 0:
logger.info("Registration successful")
else:
logger.error("Could not register to group")
exit(1)