def runTest(self):
of_ports = pa_port_map.keys()
of_ports.sort()
self.assertTrue(len(of_ports) > 2, "Not enough ports for test")
# For making the test simpler...
ing_port = of_ports[0]
egr_port = of_ports[1]
pktlen = 104
mpls_label = 0xa5f05 # no specific meaning
mpls_tc = 5
mpls_ttl = 129
pkt = testutils.simple_tcp_packet_w_mpls(pktlen=pktlen,
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=mpls_ttl)
match = parse.packet_to_flow_match(pkt)
wildcards = 0
new_mpls_ttl = mpls_ttl+1
exp_pkt = testutils.simple_tcp_packet_w_mpls(pktlen=pktlen,
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=new_mpls_ttl)
# Create parameters for each table
act_list = []
next_avail = []
chk_expire = []
#Table 0
act = action.action_output()
act.port = egr_port
act_list.append([act])
next_avail.append(True)
chk_expire.append(False)
#Table 1
act = action.action_set_mpls_ttl()
act.mpls_ttl = new_mpls_ttl
act_list.append([act])
next_avail.append(True)
chk_expire.append(False)
#Table 2
act = action.action_dec_mpls_ttl()
act_list.append([act])
next_avail.append(False)
chk_expire.append(False)
write_action_test_multi_tables(self, ing_port, egr_port,
match = match,
wildcards = wildcards,
act_list = act_list,
next_avail = next_avail,
chk_expire = chk_expire,
pkt = pkt,
exp_pkt = exp_pkt)
def runTest(self):
of_ports = pa_port_map.keys()
of_ports.sort()
self.assertTrue(len(of_ports) > 2, "Not enough ports for test")
# For making the test simpler...
ing_port = of_ports[0]
egr_port = of_ports[1]
mpls_label = 0xa5f05 # no specific meaning
mpls_tc = 5
mpls_ttl = 129
mpls_label_int = 0x5a0fa
mpls_tc_int = 4
mpls_ttl_int = 193
pkt = testutils.simple_tcp_packet_w_mpls(
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=mpls_ttl_int)
match = parse.packet_to_flow_match(pkt)
wildcards = 0
exp_pkt = testutils.simple_tcp_packet_w_mpls(
mpls_label=mpls_label_int,
mpls_tc=mpls_tc_int,
mpls_ttl=mpls_ttl_int,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=mpls_ttl_int)
# Create parameters for each table
act_list = []
next_avail = []
chk_expire = []
#Table 0
act = action.action_output()
act.port = egr_port
act_list.append([act])
next_avail.append(True)
chk_expire.append(False)
#Table 1
act = action.action_push_mpls()
act.ethertype = ETHERTYPE_MPLS
act_list.append([act])
next_avail.append(True)
chk_expire.append(False)
#Table 2
act = action.action_pop_mpls()
act.ethertype = ETHERTYPE_MPLS
act_list.append([act])
next_avail.append(False)
chk_expire.append(False)
write_action_test_multi_tables(self, ing_port, egr_port,
match = match,
wildcards = wildcards,
act_list = act_list,
next_avail = next_avail,
chk_expire = chk_expire,
pkt = pkt,
exp_pkt = exp_pkt)
def flow_match_test_port_pair_mpls_two_tables(
parent,
ing_port,
egr_port,
wildcards=0,
mpls_type=ETHERTYPE_MPLS,
mpls_label=-1,
mpls_tc=0,
mpls_ttl=64,
mpls_label_int=-1,
mpls_tc_int=0,
mpls_ttl_int=32,
ip_ttl=192,
label_match_tbl0=0,
tc_match_tbl0=0,
dl_type_match_tbl0=ETHERTYPE_MPLS,
action_list_tbl0=None,
check_expire_tbl0=False,
match_exp_tbl0=True,
exp_msg_tbl0=ofp.OFPT_FLOW_REMOVED,
exp_msg_type_tbl0=0,
exp_msg_code_tbl0=0,
label_match_tbl1=0,
tc_match_tbl1=0,
dl_type_match_tbl1=ETHERTYPE_MPLS,
check_expire_tbl1=False,
match_exp_tbl1=True,
exp_msg_tbl1=ofp.OFPT_FLOW_REMOVED,
exp_msg_type_tbl1=0,
exp_msg_code_tbl1=0,
add_tag_exp=False,
exp_mpls_type=ETHERTYPE_MPLS,
exp_mpls_label=-1,
exp_mpls_tc=0,
exp_mpls_ttl=64,
exp_mpls_ttl_int=32,
exp_ip_ttl=192,
pkt=None,
exp_pkt=None):
"""
Flow match test for various mpls matching patterns on single TCP packet
Run test with packet through switch from ing_port to egr_port
See flow_match_test for parameter descriptions
"""
parent.logger.info("Pkt match test: " + str(ing_port) + " to " +
str(egr_port))
parent.logger.debug(" WC: " + hex(wildcards) + " mpls label: " +
str(mpls_label) + " mpls tc: " + str(mpls_tc) +
" expire_table0: " + str(check_expire_tbl0) +
" expire_table1: " + str(check_expire_tbl1))
# Check if the switch supports all the MPLS actions
sup_act_dic = mplsact.mpls_action_support_check(parent)
sup_act_elm = sup_act_dic.keys()
for i in sup_act_elm:
if sup_act_dic[i] == False:
testutils.skip_message_emit(
parent, "Switch doesn't support " +
"one or more of MPLS actions : " + i)
return
len = 100
len_w_shim = len + 4
len_w_2shim = len_w_shim + 4
len_w_3shim = len_w_2shim + 4
if pkt is None:
if mpls_label >= 0:
if mpls_label_int >= 0:
pktlen = len_w_2shim
else:
pktlen = len_w_shim
else:
pktlen = len
pkt = testutils.simple_tcp_packet_w_mpls(pktlen=pktlen,
mpls_type=mpls_type,
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=mpls_ttl_int,
ip_ttl=ip_ttl)
if exp_pkt is None:
if exp_mpls_label >= 0:
if add_tag_exp:
if mpls_label_int >= 0:
exp_pktlen = len_w_3shim
else:
exp_pktlen = len_w_2shim
else:
if mpls_label_int >= 0:
exp_pktlen = len_w_2shim
else:
exp_pktlen = len_w_shim
else:
#subtract action
if mpls_label_int >= 0:
exp_pktlen = len_w_shim
else:
exp_pktlen = len
if add_tag_exp:
exp_pkt = testutils.simple_tcp_packet_w_mpls(
pktlen=exp_pktlen,
mpls_type=exp_mpls_type,
mpls_label_ext=exp_mpls_label,
mpls_tc_ext=exp_mpls_tc,
mpls_ttl_ext=exp_mpls_ttl,
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=exp_mpls_ttl_int,
ip_ttl=exp_ip_ttl)
else:
if (exp_mpls_label < 0) and (mpls_label_int >= 0):
exp_pkt = testutils.simple_tcp_packet_w_mpls(
pktlen=exp_pktlen,
mpls_type=mpls_type,
mpls_label=mpls_label_int,
mpls_tc=mpls_tc_int,
mpls_ttl=exp_mpls_ttl_int,
ip_ttl=exp_ip_ttl)
else:
exp_pkt = testutils.simple_tcp_packet_w_mpls(
pktlen=exp_pktlen,
mpls_type=exp_mpls_type,
mpls_label=exp_mpls_label,
mpls_tc=exp_mpls_tc,
mpls_ttl=exp_mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=exp_mpls_ttl_int,
ip_ttl=exp_ip_ttl)
# Flow Mod for Table0
match = parse.packet_to_flow_match(pkt)
parent.assertTrue(match is not None, "Flow match from pkt failed")
match.mpls_label = label_match_tbl0
match.mpls_tc = tc_match_tbl0
match.dl_type = dl_type_match_tbl0
if ((dl_type_match_tbl0 == ETHERTYPE_MPLS)
or (dl_type_match_tbl0 == ETHERTYPE_MPLS_MC)):
match.nw_tos = 0
match.nw_proto = 0
match.nw_src = 0
match.nw_src_mask = 0
match.nw_dst = 0
match.nw_dst_mask = 0
match.tp_src = 0
match.tp_dst = 0
inst_1 = instruction.instruction_apply_actions()
inst_2 = instruction.instruction_goto_table()
inst_2.table_id = 1
inst_list = [inst_1, inst_2]
request0 = testutils.flow_msg_create(parent,
pkt,
ing_port=ing_port,
instruction_list=inst_list,
action_list=action_list_tbl0,
wildcards=wildcards,
match=match,
check_expire=check_expire_tbl0,
table_id=0)
testutils.flow_msg_install(parent, request0)
# Flow Mod for Table1
match = parse.packet_to_flow_match(exp_pkt)
parent.assertTrue(match is not None, "Flow match from pkt failed")
match.mpls_label = label_match_tbl1
match.mpls_tc = tc_match_tbl1
match.dl_type = dl_type_match_tbl1
if ((dl_type_match_tbl1 == ETHERTYPE_MPLS)
or (dl_type_match_tbl1 == ETHERTYPE_MPLS_MC)):
match.nw_tos = 0
match.nw_proto = 0
match.nw_src = 0
match.nw_src_mask = 0
match.nw_dst = 0
match.nw_dst_mask = 0
match.tp_src = 0
match.tp_dst = 0
request1 = testutils.flow_msg_create(parent,
pkt,
ing_port=ing_port,
wildcards=wildcards,
match=match,
check_expire=check_expire_tbl1,
table_id=1,
egr_port=egr_port)
testutils.flow_msg_install(parent, request1)
parent.logger.debug("Send packet: " + str(ing_port) + " to " +
str(egr_port))
parent.dataplane.send(ing_port, str(pkt))
# Check response from switch
#@todo Not all HW supports both pkt and byte counters
#@todo We shouldn't expect the order of coming response..
if match_exp_tbl0:
if check_expire_tbl0:
flow_removed_verify(parent,
request0,
pkt_count=1,
byte_count=pktlen)
else:
if exp_msg_tbl0 is ofp.OFPT_FLOW_REMOVED:
if check_expire_tbl0:
flow_removed_verify(parent,
request0,
pkt_count=0,
byte_count=0)
elif exp_msg_tbl0 is ofp.OFPT_ERROR:
error_verify(parent, exp_msg_type_tbl0, exp_msg_code_tbl0)
else:
parent.assertTrue(0,
"Rcv: Unexpected Message: " + str(exp_msg_tbl0))
if match_exp_tbl1:
if check_expire_tbl1:
flow_removed_verify(parent,
request1,
pkt_count=1,
byte_count=exp_pktlen)
else:
if exp_msg_tbl1 is ofp.OFPT_FLOW_REMOVED:
if check_expire_tbl1:
flow_removed_verify(parent,
request1,
pkt_count=0,
byte_count=0)
elif exp_msg_tbl1 is ofp.OFPT_ERROR:
error_verify(parent, exp_msg_type_tbl1, exp_msg_code_tbl1)
else:
parent.assertTrue(0,
"Rcv: Unexpected Message: " + str(exp_msg_tbl1))
# Check pkt
if match_exp_tbl0 and match_exp_tbl1:
testutils.receive_pkt_verify(parent, egr_port, exp_pkt)
else:
(_, rcv_pkt, _) = parent.dataplane.poll(timeout=1)
parent.assertFalse(rcv_pkt is not None, "Packet on dataplane")
def flow_match_test_port_pair_mpls_two_tables(parent, ing_port, egr_port,
wildcards=0,
mpls_type=ETHERTYPE_MPLS,
mpls_label=-1,
mpls_tc=0,
mpls_ttl=64,
mpls_label_int=-1,
mpls_tc_int=0,
mpls_ttl_int=32,
ip_ttl=192,
label_match_tbl0=0,
tc_match_tbl0=0,
dl_type_match_tbl0=ETHERTYPE_MPLS,
action_list_tbl0=None,
check_expire_tbl0=False,
match_exp_tbl0=True,
exp_msg_tbl0=ofp.OFPT_FLOW_REMOVED,
exp_msg_type_tbl0=0,
exp_msg_code_tbl0=0,
label_match_tbl1=0,
tc_match_tbl1=0,
dl_type_match_tbl1=ETHERTYPE_MPLS,
check_expire_tbl1=False,
match_exp_tbl1=True,
exp_msg_tbl1=ofp.OFPT_FLOW_REMOVED,
exp_msg_type_tbl1=0,
exp_msg_code_tbl1=0,
add_tag_exp=False,
exp_mpls_type=ETHERTYPE_MPLS,
exp_mpls_label=-1,
exp_mpls_tc=0,
exp_mpls_ttl=64,
exp_mpls_ttl_int=32,
exp_ip_ttl=192,
pkt=None, exp_pkt=None):
"""
Flow match test for various mpls matching patterns on single TCP packet
Run test with packet through switch from ing_port to egr_port
See flow_match_test for parameter descriptions
"""
parent.logger.info("Pkt match test: " + str(ing_port) + " to "
+ str(egr_port))
parent.logger.debug(" WC: " + hex(wildcards) + " mpls label: " +
str(mpls_label) +
" mpls tc: " + str(mpls_tc) +
" expire_table0: " + str(check_expire_tbl0) +
" expire_table1: " + str(check_expire_tbl1))
# Check if the switch supports all the MPLS actions
sup_act_dic = mplsact.mpls_action_support_check(parent)
sup_act_elm = sup_act_dic.keys()
for i in sup_act_elm:
if sup_act_dic[i] == False:
testutils.skip_message_emit(parent, "Switch doesn't support " +
"one or more of MPLS actions : " + i)
return
pkt = testutils.simple_tcp_packet_w_mpls(
mpls_type=mpls_type,
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=mpls_ttl_int,
ip_ttl=ip_ttl)
if exp_pkt is None:
if add_tag_exp:
exp_pkt = testutils.simple_tcp_packet_w_mpls(
mpls_type=exp_mpls_type,
mpls_label_ext=exp_mpls_label,
mpls_tc_ext=exp_mpls_tc,
mpls_ttl_ext=exp_mpls_ttl,
mpls_label=mpls_label,
mpls_tc=mpls_tc,
mpls_ttl=mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=exp_mpls_ttl_int,
ip_ttl=exp_ip_ttl)
else:
if (exp_mpls_label < 0) and (mpls_label_int >= 0):
exp_pkt = testutils.simple_tcp_packet_w_mpls(
mpls_type=mpls_type,
mpls_label=mpls_label_int,
mpls_tc=mpls_tc_int,
mpls_ttl=exp_mpls_ttl_int,
ip_ttl=exp_ip_ttl)
else:
exp_pkt = testutils.simple_tcp_packet_w_mpls(
mpls_type=exp_mpls_type,
mpls_label=exp_mpls_label,
mpls_tc=exp_mpls_tc,
mpls_ttl=exp_mpls_ttl,
mpls_label_int=mpls_label_int,
mpls_tc_int=mpls_tc_int,
mpls_ttl_int=exp_mpls_ttl_int,
ip_ttl=exp_ip_ttl)
# Flow Mod for Table0
match = parse.packet_to_flow_match(pkt)
parent.assertTrue(match is not None, "Flow match from pkt failed")
match.mpls_label = label_match_tbl0
match.mpls_tc = tc_match_tbl0
match.dl_type = dl_type_match_tbl0
if ((dl_type_match_tbl0 == ETHERTYPE_MPLS) or
(dl_type_match_tbl0 == ETHERTYPE_MPLS_MC)):
match.nw_tos = 0
match.nw_proto = 0
match.nw_src = 0
match.nw_src_mask = 0
match.nw_dst = 0
match.nw_dst_mask = 0
match.tp_src = 0
match.tp_dst = 0
inst_1 = instruction.instruction_apply_actions()
inst_2 = instruction.instruction_goto_table()
inst_2.table_id = 1
inst_list = [inst_1, inst_2]
request0 = testutils.flow_msg_create(parent, pkt, ing_port=ing_port,
instruction_list=inst_list,
action_list=action_list_tbl0,
wildcards=wildcards,
match=match,
check_expire=check_expire_tbl0,
table_id=0)
testutils.flow_msg_install(parent, request0)
# Flow Mod for Table1
match = parse.packet_to_flow_match(exp_pkt)
parent.assertTrue(match is not None, "Flow match from pkt failed")
match.mpls_label = label_match_tbl1
match.mpls_tc = tc_match_tbl1
match.dl_type = dl_type_match_tbl1
if ((dl_type_match_tbl1 == ETHERTYPE_MPLS) or
(dl_type_match_tbl1 == ETHERTYPE_MPLS_MC)):
match.nw_tos = 0
match.nw_proto = 0
match.nw_src = 0
match.nw_src_mask = 0
match.nw_dst = 0
match.nw_dst_mask = 0
match.tp_src = 0
match.tp_dst = 0
request1 = testutils.flow_msg_create(parent, pkt, ing_port=ing_port,
wildcards=wildcards,
match=match,
check_expire=check_expire_tbl1,
table_id=1,
egr_port=egr_port)
testutils.flow_msg_install(parent, request1)
parent.logger.debug("Send packet: " + str(ing_port)
+ " to " + str(egr_port))
parent.dataplane.send(ing_port, str(pkt))
# Check response from switch
#@todo Not all HW supports both pkt and byte counters
#@todo We shouldn't expect the order of coming response..
if match_exp_tbl0:
if check_expire_tbl0:
flow_removed_verify(parent, request0, pkt_count=1,
byte_count=pktlen)
else:
if exp_msg_tbl0 is ofp.OFPT_FLOW_REMOVED:
if check_expire_tbl0:
flow_removed_verify(parent, request0, pkt_count=0,
byte_count=0)
elif exp_msg_tbl0 is ofp.OFPT_ERROR:
error_verify(parent, exp_msg_type_tbl0, exp_msg_code_tbl0)
else:
parent.assertTrue(0, "Rcv: Unexpected Message: " +
str(exp_msg_tbl0))
if match_exp_tbl1:
if check_expire_tbl1:
flow_removed_verify(parent, request1, pkt_count=1,
byte_count=exp_pktlen)
else:
if exp_msg_tbl1 is ofp.OFPT_FLOW_REMOVED:
if check_expire_tbl1:
flow_removed_verify(parent, request1, pkt_count=0,
byte_count=0)
elif exp_msg_tbl1 is ofp.OFPT_ERROR:
error_verify(parent, exp_msg_type_tbl1, exp_msg_code_tbl1)
else:
parent.assertTrue(0, "Rcv: Unexpected Message: " +
str(exp_msg_tbl1))
# Check pkt
if match_exp_tbl0 and match_exp_tbl1:
testutils.receive_pkt_verify(parent, egr_port, exp_pkt)
else:
(_, rcv_pkt, _) = parent.dataplane.poll(timeout=1)
parent.assertFalse(rcv_pkt is not None, "Packet on dataplane")