def mpls_set_tc_act_tests(parent, test_condition=0):
"""
Test mpls set_tc action for the packets with/without tags
@param parent Must implement controller, dataplane, assertTrue, assertEqual
and logger
"""
parent.assertTrue(((parent.num_tags >= 0) and (parent.num_tags <= 2)),
"Parameter num_tags not within an acceptable range")
sup_mpls_act = mpls_action_support_check(parent)
if sup_mpls_act.has_key('sup_set_mpls_tc') == False:
testutils.skip_message_emit(
parent, "MPLS set_tc action test. SET_TC not supported")
return
#act = action.action_set_mpls_tc()
act = action.action_set_field()
exp_label = parent.label
exp_ttl = parent.ttl
if test_condition == 0:
#act.mpls_tc = parent.tc + 2
act.field = match.mpls_tc(parent.tc + 2)
if parent.num_tags == 0:
match_exp = False
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_MATCH_INCONSISTENT
exp_tc = parent.tc
else:
match_exp = True
exp_msg = ofp.OFPT_FLOW_REMOVED
exp_msg_type = 0 #NOT_EXPECTED
exp_msg_code = 0 #NOT_EXPECTED
exp_tc = parent.tc + 2
action_list = [act]
elif test_condition == 1:
#act.mpls_tc = 8
act.field = match.mpls_tc(8)
match_exp = False
if parent.num_tags == 0:
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_MATCH_INCONSISTENT
exp_tc = parent.tc
else:
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_BAD_SET_ARGUMENT
exp_tc = 8
action_list = [act]
else:
return
testutils.flow_match_test_mpls(parent,
pa_port_map,
wildcards=0,
mpls_label=parent.label,
mpls_tc=parent.tc,
mpls_ttl=parent.ttl,
mpls_label_int=parent.label_int,
mpls_tc_int=parent.tc_int,
mpls_ttl_int=parent.ttl_int,
ip_ttl=parent.ip_ttl,
label_match=parent.label_match,
tc_match=parent.tc_match,
dl_type_match=parent.dl_type_match,
exp_mpls_label=exp_label,
exp_mpls_tc=exp_tc,
exp_mpls_ttl=exp_ttl,
match_exp=match_exp,
exp_msg=exp_msg,
exp_msg_type=exp_msg_type,
exp_msg_code=exp_msg_code,
action_list=action_list,
max_test=1)
def mpls_multipush2_act_tests(parent, test_condition=0):
"""
Test mpls push and set actions for the packets with/without tags
@param parent Must implement controller, dataplane, assertTrue, assertEqual
and logger
"""
parent.assertTrue(((parent.num_tags >= 0) and (parent.num_tags <= 2)),
"Parameter num_tags not within an acceptable range")
sup_mpls_act = mpls_action_support_check(parent)
if sup_mpls_act.has_key('sup_push_mpls') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. PUSH not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_label') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. SET_LABEL not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_tc') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. SET_TC not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_ttl') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. SET_TTL not supported")
return
if sup_mpls_act.has_key('sup_dec_mpls_ttl') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. DEC_TTL not supported")
return
act = action.action_push_mpls()
act.ethertype = 0x8847
if test_condition == 0:
#act2 = action.action_set_mpls_label()
#act2.mpls_label = parent.label + 2
act2 = action.action_set_field()
act2.field = match.mpls_label(parent.label + 2)
exp_label = parent.label + 2
if parent.num_tags == 0:
exp_tc = 0
exp_ttl = parent.ip_ttl
else:
exp_tc = parent.tc
exp_ttl = parent.ttl
elif test_condition == 1:
#act2 = action.action_set_mpls_tc()
#act2.mpls_tc = parent.tc + 2
#exp_tc = act2.mpls_tc
act2 = action.action_set_field()
act2.field = match.mpls_tc(parent.tc + 2)
exp_tc = parent.tc + 2
if parent.num_tags == 0:
exp_label = 0
exp_ttl = parent.ip_ttl
else:
exp_label = parent.label
exp_ttl = parent.ttl
elif test_condition == 2:
act2 = action.action_set_mpls_ttl()
act2.mpls_ttl = parent.ttl + 2
exp_ttl = act2.mpls_ttl
if parent.num_tags == 0:
exp_label = 0
exp_tc = 0
else:
exp_label = parent.label
exp_tc = parent.tc
elif test_condition == 3:
act2 = action.action_dec_mpls_ttl()
if parent.num_tags == 0:
exp_ttl = parent.ip_ttl - 1
exp_label = 0
exp_tc = 0
else:
exp_ttl = parent.ttl - 1
exp_label = parent.label
exp_tc = parent.tc
else:
return
match_exp = True
add_tag_exp = parent.num_tags > 0
exp_msg = ofp.OFPT_FLOW_REMOVED
exp_msg_type = 0 #NOT_EXPECTED
exp_msg_code = 0 #NOT_EXPECTED
action_list = [act, act2]
testutils.flow_match_test_mpls(parent,
pa_port_map,
wildcards=0,
mpls_label=parent.label,
mpls_tc=parent.tc,
mpls_label_int=parent.label_int,
mpls_tc_int=parent.tc_int,
label_match=parent.label_match,
tc_match=parent.tc_match,
dl_type_match=parent.dl_type_match,
exp_mpls_label=exp_label,
exp_mpls_tc=exp_tc,
exp_mpls_ttl=exp_ttl,
match_exp=match_exp,
add_tag_exp=add_tag_exp,
exp_msg=exp_msg,
exp_msg_type=exp_msg_type,
exp_msg_code=exp_msg_code,
action_list=action_list,
max_test=1)
def mpls_multipush3_act_tests(parent, test_condition=0):
"""
Test mpls push and set with out-of-range value actions for the packets
with/without tags
@param parent Must implement controller, dataplane, assertTrue, assertEqual
and logger
"""
parent.assertTrue(((parent.num_tags >= 0) and (parent.num_tags <= 2)),
"Parameter num_tags not within an acceptable range")
sup_mpls_act = mpls_action_support_check(parent)
if sup_mpls_act.has_key('sup_push_mpls') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. PUSH not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_label') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. SET_LABEL not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_tc') == False:
testutils.skip_message_emit(
parent, "MPLS multipush action test. SET_TC not supported")
return
act = action.action_push_mpls()
act.ethertype = 0x8847
if test_condition == 0:
#act2 = action.action_set_mpls_label()
#act2.mpls_label = 1048576
#exp_label = act2.mpls_label
act2 = action.action_set_field()
act2.field = match.mpls_label(1048576)
exp_label = 1048576
exp_tc = 0
exp_ttl = 0 # Not expected
elif test_condition == 1:
#act2 = action.action_set_mpls_tc()
#act2.mpls_tc = 8
#exp_tc = act2.mpls_tc
act2 = action.action_set_field()
act2.field = match.mpls_tc(8)
exp_tc = 8
exp_label = 0
exp_ttl = 0 # Not expected
else:
return
match_exp = False
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_BAD_SET_ARGUMENT
action_list = [act, act2]
testutils.flow_match_test_mpls(parent,
pa_port_map,
wildcards=0,
mpls_label=parent.label,
mpls_tc=parent.tc,
mpls_label_int=parent.label_int,
mpls_tc_int=parent.tc_int,
label_match=parent.label_match,
tc_match=parent.tc_match,
dl_type_match=parent.dl_type_match,
exp_mpls_label=exp_label,
exp_mpls_tc=exp_tc,
exp_mpls_ttl=exp_ttl,
match_exp=match_exp,
exp_msg=exp_msg,
exp_msg_type=exp_msg_type,
exp_msg_code=exp_msg_code,
action_list=action_list,
max_test=1)
def packet_to_flow_match(packet):
"""
Create a flow match that matches packet with the given wildcards
@param packet The packet to use as a flow template
@param pkt_format Currently only L2 is supported. Will indicate the
overall packet type for parsing
@return An ofp_match object if successful. None if format is not
recognized. The wildcards of the match will be cleared for the
values extracted from the packet.
@todo check min length of packet
@todo Check if packet is other than L2 format
@todo implement other fields covered by OpenFlow 1.2
"""
match_ls = match_list()
if Ether in packet:
ether = packet[Ether]
eth_type = match.eth_type(ether.type)
eth_dst = match.eth_dst(parse_mac(ether.dst))
eth_src = match.eth_src(parse_mac(ether.src))
match_ls.add(eth_type)
match_ls.add(eth_dst)
match_ls.add(eth_src)
else:
return match_ls
if Dot1Q in packet:
#TODO: nicer way to get last vlan tag?
vlan = packet[Dot1Q:0]
vlan_vid = match.vlan_vid(vlan.vlan)
vlan_pcp = match.vlan_pcp(vlan.prio)
match_ls.add(vlan_vid)
match_ls.add(vlan_pcp)
vlan_pl = vlan.payload
while vlan_pl is not None and vlan_pl.name == Dot1Q.name:
vlan = vlan_pl
vlan_pl = vlan.payload
#We need to overwrite the already
# inserted eth_type
eth_index = match.tlvs.index()
eth_type = match.eth_type(vlan.type)
match_ls.tlvs.insert(vlan.type, eth_index)
#TODO ARP
if MPLS in packet:
mpls = packet[MPLS:0]
mpls_label = match.mpls_label(mpls.label)
mpls_tc = match.mpls_tc(mpls.cos)
match_ls.add(mpls_label)
match_ls.add(mpls_tc)
return match_ls
if IP in packet:
ip = packet[IP]
ipv4_src = match.ipv4_src(parse_ip(ip.src))
ipv4_dst = match.ipv4_dst(parse_ip(ip.dst))
ip_dscp = match.ip_dscp(ip.tos >> 2)
ip_ecn = match.ip_ecn(ip.tos & 0x03)
match_ls.add(ipv4_src)
match_ls.add(ipv4_dst)
match_ls.add(ip_dscp)
match_ls.add(ip_ecn)
else:
return match_ls
if TCP in packet:
tcp = packet[TCP]
ip_proto = match.ip_proto(6)
tcp_src = match.tcp_src(tcp.sport)
tcp_dst = match.tcp_dst(tcp.dport)
match_ls.add(ip_proto)
match_ls.add(tcp_src)
match_ls.add(tcp_dst)
return match_ls
if UDP in packet:
udp = packet[UDP]
ip_proto = match.ip_proto(17)
udp_src = match.tcp_src(udp.sport)
udp_dst = match.tcp_dst(udp.dport)
match_ls.add(ip_proto)
match_ls.add(udp_src)
match_ls.add(udp_dst)
returnmatch_ls
if ICMP in packet:
icmp = packet[ICMP]
ip_proto = match.ip_proto(1)
icmp_type = match.icmp_type(icmp.type)
icmp_code = match.icmp_code(icmp.code)
match_ls.add(icmp_type)
match_ls.add(icmp_code)
return match_ls
return match_ls
def packet_to_flow_match(packet):
"""
Create a flow match that matches packet with the given wildcards
@param packet The packet to use as a flow template
@param pkt_format Currently only L2 is supported. Will indicate the
overall packet type for parsing
@return An ofp_match object if successful. None if format is not
recognized. The wildcards of the match will be cleared for the
values extracted from the packet.
@todo check min length of packet
@todo Check if packet is other than L2 format
@todo implement other fields covered by OpenFlow 1.2
"""
match_ls = match_list()
if Ether in packet:
ether = packet[Ether]
eth_type = match.eth_type(ether.type)
eth_dst = match.eth_dst(parse_mac(ether.dst))
eth_src = match.eth_src(parse_mac(ether.src))
match_ls.add(eth_type)
match_ls.add(eth_dst)
match_ls.add(eth_src)
else:
return match_ls
if Dot1Q in packet:
#TODO: nicer way to get last vlan tag?
vlan = packet[Dot1Q:0]
vlan_vid = match.vlan_vid(vlan.vlan)
vlan_pcp = match.vlan_pcp(vlan.prio)
match_ls.add(vlan_vid)
match_ls.add(vlan_pcp)
vlan_pl = vlan.payload
while vlan_pl is not None and vlan_pl.name == Dot1Q.name:
vlan = vlan_pl
vlan_pl = vlan.payload
#We need to overwrite the already
# inserted eth_type
eth_index = match.tlvs.index()
eth_type = match.eth_type(vlan.type)
match_ls.tlvs.insert(vlan.type,eth_index)
#TODO ARP
if MPLS in packet:
mpls = packet[MPLS:0]
mpls_label = match.mpls_label(mpls.label)
mpls_tc = match.mpls_tc(mpls.cos)
match_ls.add(mpls_label)
match_ls.add(mpls_tc)
return match_ls
if IP in packet:
ip = packet[IP]
ipv4_src = match.ipv4_src(parse_ip(ip.src))
ipv4_dst = match.ipv4_dst(parse_ip(ip.dst))
ip_dscp = match.ip_dscp(ip.tos >> 2)
ip_ecn = match.ip_ecn(ip.tos & 0x03)
match_ls.add(ipv4_src)
match_ls.add(ipv4_dst)
match_ls.add(ip_dscp)
match_ls.add(ip_ecn)
else:
return match_ls
if TCP in packet:
tcp = packet[TCP]
ip_proto = match.ip_proto(6)
tcp_src = match.tcp_src(tcp.sport)
tcp_dst = match.tcp_dst(tcp.dport)
match_ls.add(ip_proto)
match_ls.add(tcp_src)
match_ls.add(tcp_dst)
return match_ls
if UDP in packet:
udp = packet[UDP]
ip_proto = match.ip_proto(17)
udp_src = match.tcp_src(udp.sport)
udp_dst = match.tcp_dst(udp.dport)
match_ls.add(ip_proto)
match_ls.add(udp_src)
match_ls.add(udp_dst)
returnmatch_ls
if ICMP in packet:
icmp = packet[ICMP]
ip_proto = match.ip_proto(1)
icmp_type = match.icmp_type(icmp.type)
icmp_code = match.icmp_code(icmp.code)
match_ls.add(icmp_type)
match_ls.add(icmp_code)
return match_ls
return match_ls
def mpls_set_tc_act_tests(parent, test_condition=0):
"""
Test mpls set_tc action for the packets with/without tags
@param parent Must implement controller, dataplane, assertTrue, assertEqual
and logger
"""
parent.assertTrue(((parent.num_tags>=0) and (parent.num_tags<=2)),
"Parameter num_tags not within an acceptable range")
sup_mpls_act = mpls_action_support_check(parent)
if sup_mpls_act.has_key('sup_set_mpls_tc') == False:
testutils.skip_message_emit(parent,
"MPLS set_tc action test. SET_TC not supported")
return
#act = action.action_set_mpls_tc()
act = action.action_set_field()
exp_label = parent.label
exp_ttl = parent.ttl
if test_condition == 0:
#act.mpls_tc = parent.tc + 2
act.field = match.mpls_tc(parent.tc + 2)
if parent.num_tags == 0:
match_exp = False
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_MATCH_INCONSISTENT
exp_tc = parent.tc
else:
match_exp = True
exp_msg = ofp.OFPT_FLOW_REMOVED
exp_msg_type = 0 #NOT_EXPECTED
exp_msg_code = 0 #NOT_EXPECTED
exp_tc = parent.tc + 2
action_list=[act]
elif test_condition == 1:
#act.mpls_tc = 8
act.field = match.mpls_tc(8)
match_exp = False
if parent.num_tags == 0:
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_MATCH_INCONSISTENT
exp_tc = parent.tc
else:
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_BAD_SET_ARGUMENT
exp_tc = 8
action_list=[act]
else:
return
testutils.flow_match_test_mpls(parent, pa_port_map,
wildcards=0,
mpls_label=parent.label,
mpls_tc=parent.tc,
mpls_ttl=parent.ttl,
mpls_label_int=parent.label_int,
mpls_tc_int=parent.tc_int,
mpls_ttl_int=parent.ttl_int,
ip_ttl=parent.ip_ttl,
label_match=parent.label_match,
tc_match=parent.tc_match,
dl_type_match=parent.dl_type_match,
exp_mpls_label=exp_label,
exp_mpls_tc=exp_tc,
exp_mpls_ttl=exp_ttl,
match_exp=match_exp,
exp_msg=exp_msg,
exp_msg_type=exp_msg_type,
exp_msg_code=exp_msg_code,
action_list=action_list,
max_test=1)
def mpls_multipush3_act_tests(parent, test_condition=0):
"""
Test mpls push and set with out-of-range value actions for the packets
with/without tags
@param parent Must implement controller, dataplane, assertTrue, assertEqual
and logger
"""
parent.assertTrue(((parent.num_tags>=0) and (parent.num_tags<=2)),
"Parameter num_tags not within an acceptable range")
sup_mpls_act = mpls_action_support_check(parent)
if sup_mpls_act.has_key('sup_push_mpls') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. PUSH not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_label') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. SET_LABEL not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_tc') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. SET_TC not supported")
return
act = action.action_push_mpls()
act.ethertype = 0x8847
if test_condition == 0:
#act2 = action.action_set_mpls_label()
#act2.mpls_label = 1048576
#exp_label = act2.mpls_label
act2 = action.action_set_field()
act2.field = match.mpls_label(1048576)
exp_label = 1048576
exp_tc = 0
exp_ttl = 0 # Not expected
elif test_condition == 1:
#act2 = action.action_set_mpls_tc()
#act2.mpls_tc = 8
#exp_tc = act2.mpls_tc
act2 = action.action_set_field()
act2.field = match.mpls_tc(8)
exp_tc = 8
exp_label = 0
exp_ttl = 0 # Not expected
else:
return
match_exp = False
exp_msg = ofp.OFPT_ERROR
exp_msg_type = ofp.OFPET_BAD_ACTION
exp_msg_code = ofp.OFPBAC_BAD_SET_ARGUMENT
action_list=[act, act2]
testutils.flow_match_test_mpls(parent, pa_port_map,
wildcards=0,
mpls_label=parent.label,
mpls_tc=parent.tc,
mpls_label_int=parent.label_int,
mpls_tc_int=parent.tc_int,
label_match=parent.label_match,
tc_match=parent.tc_match,
dl_type_match=parent.dl_type_match,
exp_mpls_label=exp_label,
exp_mpls_tc=exp_tc,
exp_mpls_ttl=exp_ttl,
match_exp=match_exp,
exp_msg=exp_msg,
exp_msg_type=exp_msg_type,
exp_msg_code=exp_msg_code,
action_list=action_list,
max_test=1)
def mpls_multipush2_act_tests(parent, test_condition=0):
"""
Test mpls push and set actions for the packets with/without tags
@param parent Must implement controller, dataplane, assertTrue, assertEqual
and logger
"""
parent.assertTrue(((parent.num_tags>=0) and (parent.num_tags<=2)),
"Parameter num_tags not within an acceptable range")
sup_mpls_act = mpls_action_support_check(parent)
if sup_mpls_act.has_key('sup_push_mpls') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. PUSH not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_label') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. SET_LABEL not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_tc') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. SET_TC not supported")
return
if sup_mpls_act.has_key('sup_set_mpls_ttl') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. SET_TTL not supported")
return
if sup_mpls_act.has_key('sup_dec_mpls_ttl') == False:
testutils.skip_message_emit(parent,
"MPLS multipush action test. DEC_TTL not supported")
return
act = action.action_push_mpls()
act.ethertype = 0x8847
if test_condition == 0:
#act2 = action.action_set_mpls_label()
#act2.mpls_label = parent.label + 2
act2 = action.action_set_field()
act2.field = match.mpls_label(parent.label + 2)
exp_label = parent.label + 2
if parent.num_tags == 0:
exp_tc = 0
exp_ttl = parent.ip_ttl
else:
exp_tc = parent.tc
exp_ttl = parent.ttl
elif test_condition == 1:
#act2 = action.action_set_mpls_tc()
#act2.mpls_tc = parent.tc + 2
#exp_tc = act2.mpls_tc
act2 = action.action_set_field()
act2.field = match.mpls_tc(parent.tc + 2)
exp_tc = parent.tc + 2
if parent.num_tags == 0:
exp_label = 0
exp_ttl = parent.ip_ttl
else:
exp_label = parent.label
exp_ttl = parent.ttl
elif test_condition == 2:
act2 = action.action_set_mpls_ttl()
act2.mpls_ttl = parent.ttl + 2
exp_ttl = act2.mpls_ttl
if parent.num_tags == 0:
exp_label = 0
exp_tc = 0
else:
exp_label = parent.label
exp_tc = parent.tc
elif test_condition == 3:
act2 = action.action_dec_mpls_ttl()
if parent.num_tags == 0:
exp_ttl = parent.ip_ttl - 1
exp_label = 0
exp_tc = 0
else:
exp_ttl = parent.ttl - 1
exp_label = parent.label
exp_tc = parent.tc
else:
return
match_exp = True
add_tag_exp = parent.num_tags > 0
exp_msg = ofp.OFPT_FLOW_REMOVED
exp_msg_type = 0 #NOT_EXPECTED
exp_msg_code = 0 #NOT_EXPECTED
action_list=[act, act2]
testutils.flow_match_test_mpls(parent, pa_port_map,
wildcards=0,
mpls_label=parent.label,
mpls_tc=parent.tc,
mpls_label_int=parent.label_int,
mpls_tc_int=parent.tc_int,
label_match=parent.label_match,
tc_match=parent.tc_match,
dl_type_match=parent.dl_type_match,
exp_mpls_label=exp_label,
exp_mpls_tc=exp_tc,
exp_mpls_ttl=exp_ttl,
match_exp=match_exp,
add_tag_exp=add_tag_exp,
exp_msg=exp_msg,
exp_msg_type=exp_msg_type,
exp_msg_code=exp_msg_code,
action_list=action_list,
max_test=1)
