def tunnel_create(self, tunnel_id, peer_tunnel_id, socket):
"""
Creates a new L2TP tunnel.
:param tunnel_id: Local tunnel identifier
:param peer_tunnel_id: Remote peer tunnel identifier
:param socket: UDP socket file descriptor
"""
msg = self._create_message(L2TP_CMD_TUNNEL_CREATE, [
netlink.U32Attr(L2TP_ATTR_CONN_ID, tunnel_id),
netlink.U32Attr(L2TP_ATTR_PEER_CONN_ID, peer_tunnel_id),
netlink.U8Attr(L2TP_ATTR_PROTO_VERSION, 3),
netlink.U16Attr(L2TP_ATTR_ENCAP_TYPE, L2TP_ENCAPTYPE_UDP),
netlink.U32Attr(L2TP_ATTR_FD, socket),
])
msg.send(self.connection)
try:
self.connection.recv()
except OSError, e:
if e.errno == errno.EEXIST:
# This tunnel identifier is already in use; make sure to remove it from
# our pool of assignable tunnel identifiers.
raise L2TPTunnelExists(tunnel_id)
raise NetlinkError
def nrc_inject_mgmt_frame(self, stype):
attrs = []
attrs.append(netlink.U8Attr(NL_MGMT_FRAME_INJECTION_STYPE, stype))
req = netlink.GenlMessage(self._fid,
NL_MGMT_FRAME_INJECTION,
flags=netlink.NLM_F_REQUEST
| netlink.NLM_F_ACK,
attrs=attrs)
resp = req.send_and_recv(self._conn)
def wfa_capi_sta_send_addba_tid(self, tid):
attrs = []
attrs.append(netlink.U8Attr(NL_WFA_CAPI_PARAM_TID, tid))
req = netlink.GenlMessage(self._fid,
NL_WFA_CAPI_STA_SEND_ADDBA,
flags=netlink.NLM_F_REQUEST
| netlink.NLM_F_ACK,
attrs=attrs)
resp = req.send_and_recv(self._conn)
resp_attrs = netlink.parse_attributes(resp.payload[4:])
return resp_attrs[NL_WFA_CAPI_PARAM_RESP].nulstr()