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"""Packet in message tests."""
from pyof.v0x04.asynchronous.packet_in import PacketIn, PacketInReason
from pyof.v0x04.common.constants import OFP_NO_BUFFER
from pyof.v0x04.common.flow_match import (
Match, MatchType, OxmClass, OxmOfbMatchField, OxmTLV)
from pyof.v0x04.common.port import PortNo
from tests.unit.test_struct import TestStruct
class TestPacketInRaw(TestStruct):
"""Test PacketIn using a dump file."""
@classmethod
def setUpClass(cls):
"""Configure raw file and its object in parent class (TestDump)."""
super().setUpClass()
super().set_raw_dump_file('v0x04', 'ofpt_packet_in')
super().set_raw_dump_object(PacketIn, xid=0, buffer_id=OFP_NO_BUFFER,
total_len=90,
reason=PacketInReason.OFPR_ACTION,
table_id=0, cookie=0x0000000000000000,
match=_new_match(), data=_get_data())
super().set_minimum_size(34)
def test_valid_physical_in_port(self):
"""Physical port limits from 1.3.0 spec."""
try:
msg = self.get_raw_dump().read()
except FileNotFoundError:
raise self.skipTest('No raw dump file found.')
else:
max_valid = int(PortNo.OFPP_MAX.value) - 1
msg = self.get_raw_object()
if msg.in_port in (1, max_valid):
self.assertTrue(msg.is_valid())
def _new_match():
"""Crate new Match instance."""
oxmtlv = OxmTLV(oxm_class=OxmClass.OFPXMC_OPENFLOW_BASIC,
oxm_field=OxmOfbMatchField.OFPXMT_OFB_IN_PORT,
oxm_hasmask=False, oxm_value=b'\x00\x00\x00\x02')
return Match(match_type=MatchType.OFPMT_OXM,
oxm_match_fields=[oxmtlv])
def _get_data():
"""Return data for PacketIn object."""
data = b'\x33\x33\x00\x00\x00\x16\x92\xfd\x3d\x2a\x06\x0c\x86\xdd\x60\x00'
data += b'\x00\x00\x00\x24\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
data += b'\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00'
data += b'\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00'
data += b'\x69\x54\x00\x00\x00\x01\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00'
data += b'\x00\x00\x00\x00\x00\x01\xff\x2a\x06\x0c'
return data
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