Adding pseudo wire tests
Change-Id: If72e67e7bf1fa81b370c96696196fc575a453557
diff --git a/accton/accton_util.py b/accton/accton_util.py
index fd9d1fe..dd01dd1 100755
--- a/accton/accton_util.py
+++ b/accton/accton_util.py
@@ -879,7 +879,10 @@
actions=[]
if vlan_id > 1:
+ # actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+vlan_id)))
+ # actions.append(ofp.action.set_field(ofp.action.push_vlan(0x8100)))
actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+vlan_id)))
+
actions.append(ofp.action.set_field(ofp.oxm.exp2ByteValue(exp_type=ofp.oxm.OFDPA_EXP_TYPE_MPLS_TYPE, value=ofp.oxm.VPWS)))
actions.append(ofp.action.set_field(ofp.oxm.tunnel_id(tunnel_index + ofp.oxm.TUNNEL_ID_BASE)))
# 0x0000nnnn is for UNI interfaces
@@ -961,6 +964,7 @@
return request
def add_one_vlan_1_table_flow_pw(ctrl, of_port, tunnel_index, new_outer_vlan_id=-1, outer_vlan_id=1, inner_vlan_id=1, flag=VLAN_TABLE_FLAG_ONLY_TAG, send_barrier=False):
+
# table 11: vlan 1 table
# goto to table 13
match = ofp.match()
@@ -971,9 +975,9 @@
actions=[]
actions.append(ofp.action.push_vlan(0x8100))
if new_outer_vlan_id != -1:
- actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+new_outer_vlan_id)))
+ actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+new_outer_vlan_id)))
else:
- actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+outer_vlan_id)))
+ actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+outer_vlan_id)))
actions.append(ofp.action.set_field(ofp.oxm.exp2ByteValue(exp_type=ofp.oxm.OFDPA_EXP_TYPE_MPLS_TYPE, value=ofp.oxm.VPWS)))
actions.append(ofp.action.set_field(ofp.oxm.tunnel_id(tunnel_index + ofp.oxm.TUNNEL_ID_BASE)))
@@ -981,19 +985,18 @@
actions.append(ofp.action.set_field(ofp.oxm.exp4ByteValue(exp_type=ofp.oxm.OFDPA_EXP_TYPE_MPLS_L2_PORT, value=0x00000000 + of_port)))
request = ofp.message.flow_add(
- table_id=11,
- cookie=42,
- match=match,
- instructions=[
- ofp.instruction.apply_actions(
- actions=actions
- ),
- ofp.instruction.goto_table(MPLS_L2_PORT_FLOW_TABLE)
- ],
- priority=0)
+ table_id=11,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.apply_actions(
+ actions=actions
+ ),
+ ofp.instruction.goto_table(MPLS_L2_PORT_FLOW_TABLE)
+ ],
+ priority=0)
logging.info("Add vlan 1 double tagged %d-%d packets on port %d and go to table %d" %( outer_vlan_id, inner_vlan_id, of_port, MPLS_L2_PORT_FLOW_TABLE))
ctrl.message_send(request)
-
if send_barrier:
do_barrier(ctrl)
diff --git a/ofdpa/pw_flows.py b/ofdpa/pw_flows.py
index 42f8476..5713a94 100644
--- a/ofdpa/pw_flows.py
+++ b/ofdpa/pw_flows.py
@@ -199,6 +199,7 @@
verify_packet( self, pkt, out_port )
verify_no_packet( self, pkt, in_port )
verify_no_other_packets( self )
+
# Flush all the rules for the next couple
delete_all_flows( self.controller )
delete_groups( self.controller, Groups )
@@ -474,6 +475,7 @@
verify_packet( self, pkt, out_port )
verify_no_packet( self, pkt, in_port )
verify_no_other_packets( self )
+
delete_all_flows( self.controller )
delete_groups( self.controller, Groups )
delete_groups( self.controller, Groups2 )
@@ -567,6 +569,7 @@
verify_packet( self, pkt, out_port )
verify_no_packet( self, pkt, in_port )
verify_no_other_packets( self )
+
delete_all_flows( self.controller )
delete_groups( self.controller, Groups )
delete_groups( self.controller, Groups2 )
@@ -1156,6 +1159,7 @@
delete_groups( self.controller, Groups2 )
delete_all_groups( self.controller )
+
class IntraCO_2_Labels( base_tests.SimpleDataPlane ):
"""
This is meant to test the PW intermediate transport.
@@ -1463,13 +1467,16 @@
return
ports = config[ "port_map" ].keys( )
for pair in itertools.product(ports, ports):
+
# we generate all possible products
in_port = pair[0]
out_port = pair[1]
if out_port == in_port:
continue
+
# we fill the pipeline for the pw initiation
# on the reverse path
+
(
port_to_mpls_label_2,
port_to_mpls_label_1,
@@ -1488,7 +1495,7 @@
egress_tag=EGRESS_TAGGED,
mpls_labels=1
)
- # we fill the pipeline for the pw termination
+ # we fill the pipeline for the pw termination
(
port_to_mpls_label_pw,
port_to_in_vlan_2,
@@ -1523,12 +1530,13 @@
verify_packet( self, pkt, out_port )
verify_no_packet( self, pkt, in_port )
verify_no_other_packets( self )
- delete_all_flows( self.controller )
+
+ delete_all_flows( self.controller )
delete_groups( self.controller, Groups )
delete_groups( self.controller, Groups2 )
delete_all_groups( self.controller )
finally:
- delete_all_flows( self.controller )
+ delete_all_flows( self.controller )
delete_groups( self.controller, Groups )
delete_groups( self.controller, Groups2 )
delete_all_groups( self.controller )
@@ -1613,6 +1621,7 @@
verify_packet( self, pkt, out_port )
verify_no_packet( self, pkt, in_port )
verify_no_other_packets( self )
+
delete_all_flows( self.controller )
delete_groups( self.controller, Groups )
delete_groups( self.controller, Groups2 )
@@ -1717,6 +1726,323 @@
delete_groups( self.controller, Groups2 )
delete_all_groups( self.controller )
+class IntermediateTransport( base_tests.SimpleDataPlane ):
+ """
+ This test is meant to verify that the alternative approach for handling
+ pseudowires in spine switches. Specifically, in the mpls table we install
+ 2 rules , the match(SR1, BoS=1) and match(SR2, BoS=0). The match(SR2, BoS=0)
+ should match and the packet should be forwarded through the port and the label
+ for SR2 should be removed.
+ """
+ def runTest( self ):
+ Groups = Queue.LifoQueue( )
+ try:
+ if len( config[ "port_map" ] ) < 1:
+ logging.info( "Port count less than 1, can't run this case" )
+ assert (False)
+ return
+ ports = config[ "port_map" ].keys( )
+ in_port = ports[0]
+ out_port = ports[1]
+ out_vlan = 4094
+ src_mac = [ 0x00, 0x00, 0x00, 0x00, 0x11, 0x01 ]
+ src_mac_str = ':'.join( [ '%02X' % x for x in src_mac ] )
+ dst_mac = [ 0x00, 0x00, 0x00, 0x11, 0x11, 0x01 ]
+ dst_mac_str = ':'.join( [ '%02X' % x for x in dst_mac ] )
+ mpls_label = 100
+ mpls_label_SR1 = 100 + 5
+ mpls_label_SR2 = 100 + 10
+ mpls_label_PW = 100 + 15
+
+ # Add l2 interface group, we have to pop the VLAN;
+ l2_intf_gid, l2_intf_msg = add_one_l2_interface_group(
+ ctrl=self.controller,
+ port=out_port,
+ vlan_id=out_vlan,
+ is_tagged=False,
+ send_barrier=False
+ )
+ Groups._put( l2_intf_gid )
+
+ # add MPLS interface group
+ mpls_intf_gid, mpls_intf_msg = add_mpls_intf_group(
+ ctrl=self.controller,
+ ref_gid=l2_intf_gid,
+ dst_mac=dst_mac,
+ src_mac=src_mac,
+ vid=out_vlan,
+ index=in_port
+ )
+ Groups._put( mpls_intf_gid )
+
+ # Add L3 Unicast group
+ l3_msg = add_l3_unicast_group(
+ ctrl=self.controller,
+ port=out_port,
+ vlanid=out_vlan,
+ id=in_port,
+ src_mac=src_mac,
+ dst_mac=dst_mac
+ )
+ Groups._put( l3_msg.group_id )
+
+ # Add L3 ecmp group
+ ecmp_msg = add_l3_ecmp_group(
+ ctrl=self.controller,
+ id=in_port,
+ l3_ucast_groups=[ l3_msg.group_id ]
+ )
+ Groups._put( ecmp_msg.group_id )
+
+ # Add MPLS flow with BoS=1
+ add_mpls_flow(
+ ctrl=self.controller,
+ action_group_id=ecmp_msg.group_id,
+ label=mpls_label_SR1
+ )
+
+ # add MPLS flow with BoS=0
+ add_mpls_flow_pw(
+ ctrl=self.controller,
+ action_group_id=mpls_intf_gid,
+ label=mpls_label_SR2,
+ ethertype=0x8847,
+ tunnel_index=1,
+ bos=0
+ )
+
+ # add Termination flow
+ add_termination_flow(
+ ctrl=self.controller,
+ in_port=in_port,
+ eth_type=0x8847,
+ dst_mac=src_mac,
+ vlanid=out_vlan,
+ goto_table=23
+ )
+ # add VLAN flows
+ add_one_vlan_table_flow(
+ ctrl=self.controller,
+ of_port=in_port,
+ vlan_id=out_vlan,
+ flag=VLAN_TABLE_FLAG_ONLY_TAG,
+ )
+ add_one_vlan_table_flow(
+ ctrl=self.controller,
+ of_port=in_port,
+ vlan_id=out_vlan,
+ flag=VLAN_TABLE_FLAG_ONLY_UNTAG
+ )
+ # Packet generation with sleep
+ time.sleep(2)
+ label_SR1 = (mpls_label_SR1, 0, 1, 32)
+ label_SR2 = (mpls_label_SR2, 0, 0, 32)
+ label_2 = (mpls_label_PW, 0, 1, 32)
+
+ # set to false to test if routing traffic
+ # comes through
+
+ pw = True
+ if pw:
+ parsed_pkt = mpls_packet(
+ pktlen=104,
+ ip_ttl=63,
+ eth_dst=src_mac_str,
+ label=[label_SR2, label_2],
+ encapsulated_ethernet = True
+ )
+ pkt = str( parsed_pkt )
+ self.dataplane.send( in_port, pkt )
+
+
+ expected_label = (mpls_label_PW, 0, 1, 31)
+ # we geneate the expected pw packet
+ parsed_pkt = mpls_packet(
+ pktlen=100,
+ ip_ttl=63,
+ eth_dst=dst_mac_str,
+ eth_src=src_mac_str,
+ label=[ expected_label ],
+ encapsulated_ethernet = True
+ )
+
+ pkt = str( parsed_pkt )
+ verify_packet( self, pkt, out_port )
+ verify_no_packet( self, pkt, in_port )
+ else:
+ # packet for routing traffic
+ parsed_pkt_2 = mpls_packet(
+ pktlen=104,
+ ip_ttl=63,
+ eth_dst=src_mac_str,
+ label=[ label_SR1 ]
+ )
+ pkt_2 = str(parsed_pkt_2)
+ self.dataplane.send( in_port, pkt_2 )
+
+ # we geneate the expected routed packet
+ parsed_pkt_2 = simple_tcp_packet(
+ pktlen=100,
+ ip_ttl=31,
+ eth_dst=dst_mac_str,
+ eth_src=src_mac_str,
+ )
+ pkt_2 = str(parsed_pkt_2)
+
+ verify_packet( self, pkt_2, out_port)
+ verify_no_packet( self, pkt_2, in_port )
+
+ verify_no_other_packets( self )
+ finally:
+
+ delete_all_flows( self.controller )
+ delete_groups( self.controller, Groups )
+ delete_all_groups( self.controller )
+
+class PseudowireSpineTerminationBug( base_tests.SimpleDataPlane ):
+ """
+ This is meant to demonstrate a bug observed in the termination of
+ Leaf-Spine pseudowires, where the termination point at the spine
+ is a port connecting to another leaf switch.
+ In this case, there exist two L2 interface groups in the device for the
+ same port :
+
+ L2 interface for routing : POP_VLAN, output to port
+ L2 interface for pseudowire : outpute to port
+
+ The choice of the l2 interface group is associated with the vlan id of the packet.
+ In both cases, packets arrive with untagged vlan and are associated with vlan-id 4094.
+ However, in pw case the outer l2 is popped, and the vlan-id changes (that of the original
+ traffic) which matches the L2 interface group for the pw.
+
+ The bug is that still the group that is chossen is that for routing, which pops the vlan,
+ and thus the pseudowire results with untagged traffic.
+ """
+ def runTest( self ):
+
+ Groups = Queue.LifoQueue( )
+ Groups2 = Queue.LifoQueue( )
+ try:
+ if len( config[ "port_map" ] ) < 1:
+ logging.info( "Port count less than 1, can't run this case" )
+ assert (False)
+ return
+ ports = config[ "port_map" ].keys( )
+ for pair in itertools.product(ports, ports):
+ # we generate all possible products
+ in_port = pair[0]
+ out_port = pair[1]
+ if out_port == in_port:
+ continue
+ # we fill the pipeline for the pw initiation
+ # on the reverse path
+ (
+ port_to_mpls_label_2,
+ port_to_mpls_label_1,
+ port_to_mpls_label_pw,
+ port_to_in_vlan_3,
+ port_to_in_vlan_2,
+ port_to_in_vlan_1,
+ port_to_src_mac_str,
+ port_to_dst_mac_str,
+ Groups ) = fill_pw_initiation_pipeline(
+ controller=self.controller,
+ logging=logging,
+ in_port=out_port,
+ out_port=in_port,
+ ingress_tags=1,
+ egress_tag=EGRESS_TAGGED,
+ mpls_labels=1
+ )
+ # we fill the pipeline for the pw termination
+ (
+ port_to_mpls_label_pw,
+ port_to_in_vlan_2,
+ port_to_in_vlan_1,
+ port_to_dst_mac_str,
+ Groups2 ) = fill_pw_termination_pipeline(
+ controller=self.controller,
+ logging=logging,
+ in_port=in_port,
+ out_port=out_port,
+ egress_tags=1
+ )
+
+ print('''\nBefore adding the l2 interface group that pops the vlan we expect to see tagged packets at the output. ''')
+
+ # we generate the pw packet
+ label_pw = (port_to_mpls_label_pw[out_port], 0, 1, 63)
+ cw = (0, 0, 0, 0)
+ parsed_pkt = pw_packet(
+ pktlen=104,
+ out_eth_dst=port_to_dst_mac_str[in_port],
+ label=[label_pw],
+ cw=cw,
+ out_dl_vlan_enable=True,
+ out_vlan_vid=port_to_in_vlan_1[out_port],
+ )
+ pkt = str( parsed_pkt )
+ self.dataplane.send( in_port, pkt )
+ # we generate the expected tcp packet
+ # with a vlan tag
+ parsed_pkt = simple_tcp_packet(
+ pktlen=82,
+ dl_vlan_enable=True,
+ vlan_vid=port_to_in_vlan_1[out_port]
+ )
+ pkt = str( parsed_pkt )
+
+ # Assertions
+ verify_packet( self, pkt, out_port )
+ verify_no_packet( self, pkt, in_port )
+ verify_no_other_packets( self )
+
+ print('''After adding the l2 interface group that pops the vlan, packets will come out UNTAGGED and test will fail. Check logs for details.''')
+ # we create an l2 interface group for routing that
+ # pops the vlan tags
+ l2_intf_gid, l2_intf_msg = add_one_l2_interface_group(
+ ctrl=self.controller,
+ port=out_port,
+ vlan_id=4094,
+ is_tagged=False,
+ send_barrier=False
+ )
+ Groups._put( l2_intf_gid )
+
+ parsed_pkt = pw_packet(
+ pktlen=104,
+ out_eth_dst=port_to_dst_mac_str[in_port],
+ label=[label_pw],
+ cw=cw,
+ out_dl_vlan_enable=True,
+ out_vlan_vid=port_to_in_vlan_1[out_port],
+ )
+ pkt = str( parsed_pkt )
+ self.dataplane.send( in_port, pkt )
+
+ parsed_pkt = simple_tcp_packet(
+ pktlen=82,
+ dl_vlan_enable=True,
+ vlan_vid=port_to_in_vlan_1[out_port]
+ )
+ pkt = str( parsed_pkt )
+
+ # send the packet, test should fail now
+ verify_packet( self, pkt, out_port )
+ verify_no_packet( self, pkt, in_port )
+ verify_no_other_packets( self )
+
+ delete_all_flows( self.controller )
+ delete_groups( self.controller, Groups )
+ delete_groups( self.controller, Groups2 )
+ delete_all_groups( self.controller )
+ finally:
+ delete_all_flows( self.controller )
+ delete_groups( self.controller, Groups )
+ delete_groups( self.controller, Groups2 )
+ delete_all_groups( self.controller )
+
+
class BoSBug( base_tests.SimpleDataPlane ):
"""
This test is meant to verify the forwarding of the default traffic
@@ -1819,13 +2145,13 @@
)
# Packet generation with sleep
time.sleep(2)
- label = (mpls_label, 0, 1, 32)
+ label = (mpls_label, 0, 0, 32)
parsed_pkt = mpls_packet(
pktlen=104,
vlan_vid=out_vlan,
ip_ttl=63,
eth_dst=src_mac_str,
- label=[ label]
+ label=[ label ]
)
pkt = str( parsed_pkt )
self.dataplane.send( in_port, pkt )
@@ -1843,6 +2169,17 @@
verify_no_packet( self, pkt, in_port )
verify_no_other_packets( self )
finally:
- delete_all_flows( self.controller )
- delete_groups( self.controller, Groups )
- delete_all_groups( self.controller )
\ No newline at end of file
+ print("SHOULD CLEAR STATE HERE")
+ # delete_all_flows( self.controller )
+ # delete_groups( self.controller, Groups )
+ # delete_all_groups( self.controller )
+
+class ClearAll( base_tests.SimpleDataPlane ):
+
+ def runTest( self ):
+ delete_all_flows( self.controller )
+ delete_all_groups( self.controller )
+
+
+
+
diff --git a/ofdpa/utils.py b/ofdpa/utils.py
index 693aa01..c5cf95f 100644
--- a/ofdpa/utils.py
+++ b/ofdpa/utils.py
@@ -732,6 +732,7 @@
is_tagged=False,
send_barrier=False
)
+
Groups._put( l2_intf_gid )
add_mpls_flow_pw(
ctrl=controller,
diff --git a/src/python/oftest/dataplane.py b/src/python/oftest/dataplane.py
index 97b47a3..232aadf 100644
--- a/src/python/oftest/dataplane.py
+++ b/src/python/oftest/dataplane.py
@@ -64,10 +64,10 @@
#some nic card have capature problem, will have more bytes capatured.
if pkt.find(exp_pkt) >=0:
return True
- else:
+ else:
if self.config["dump_packet"]:
- self.logger.debug("rx pkt ->"+(":".join("{:02x}".format(ord(c)) for c in pkt)))
- self.logger.debug("expect pkt->"+(":".join("{:02x}".format(ord(c)) for c in exp_pkt)))
+ self.logger.debug("rx pkt ->"+(" ".join("{:02x}".format(ord(c)) for c in pkt)))
+ self.logger.debug("expect pkt->"+(" ".join("{:02x}".format(ord(c)) for c in exp_pkt)))
return False
@@ -194,17 +194,17 @@
if config is None:
self.config = {}
else:
- self.config = config;
+ self.config = config;
############################################################
#
# The platform/config can provide a custom DataPlanePort class
# here if you have a custom implementation with different
- # behavior.
+ # behavior.
#
# Set config.dataplane.portclass = MyDataPlanePortClass
# where MyDataPlanePortClass has the same interface as the class
- # DataPlanePort defined here.
+ # DataPlanePort defined here.
#
if "dataplane" in self.config and "portclass" in self.config["dataplane"]:
self.dppclass = self.config["dataplane"]["portclass"]
diff --git a/src/python/oftest/testutils.py b/src/python/oftest/testutils.py
index 5024d4a..7953bfe 100755
--- a/src/python/oftest/testutils.py
+++ b/src/python/oftest/testutils.py
@@ -112,7 +112,7 @@
'08 00 45 00 00 2e 04 d2 00 00 7f 00 b2 47 c0 a8 '
'01 64 c0 a8 02 02 00 00 00 00 00 00 00 00 00 00 '
'00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00'):
-
+
pkt = ''.join(content.split(" ")).decode('hex')
pkt = scapy.Ether(pkt)
if len(pkt) < 64:
@@ -120,7 +120,7 @@
#scapy.hexdump(pkt)
return pkt
-def simple_tcp_packet(pktlen=100,
+def simple_tcp_packet(pktlen=100,
eth_dst='00:01:02:03:04:05',
eth_src='00:06:07:08:09:0a',
dl_vlan_enable=False,
@@ -153,7 +153,7 @@
@param ip_ttl IP TTL
@param tcp_dport TCP destination port
@param tcp_sport TCP source port
- @param tcp_flags TCP Control flags
+ @param tcp_flags TCP Control flags
Generates a simple TCP request. Users
shouldn't assume anything about this packet other than that
@@ -214,7 +214,7 @@
@param ipv6_fl IPv6 flow label
@param tcp_dport TCP destination port
@param tcp_sport TCP source port
- @param tcp_flags TCP Control flags
+ @param tcp_flags TCP Control flags
Generates a simple TCP request. Users shouldn't assume anything about this
packet other than that it is a valid ethernet/IPv6/TCP frame.
@@ -293,16 +293,16 @@
return pkt
-def simple_tcp_packet_two_vlan(pktlen=100,
+def simple_tcp_packet_two_vlan(pktlen=100,
eth_dst='00:01:02:03:04:05',
eth_src='00:06:07:08:09:0a',
out_dl_vlan_enable=False,
in_dl_vlan_enable=False,
out_vlan_vid=0,
out_vlan_pcp=0,
- out_dl_vlan_cfi=0,
+ out_dl_vlan_cfi=0,
in_vlan_vid=0,
- in_vlan_pcp=0,
+ in_vlan_pcp=0,
in_dl_vlan_cfi=0,
ip_src='192.168.0.1',
ip_dst='192.168.0.2',
@@ -330,7 +330,7 @@
@param ip_ttl IP TTL
@param tcp_dport TCP destination port
@param tcp_sport TCP source port
- @param tcp_flags TCP Control flags
+ @param tcp_flags TCP Control flags
Generates a simple TCP request. Users
shouldn't assume anything about this packet other than that
@@ -433,7 +433,7 @@
return pkt
-def mpls_packet(pktlen=100,
+def mpls_packet(pktlen=100,
eth_dst='00:01:02:03:04:05',
eth_src='00:06:07:08:09:0a',
dl_vlan_enable=False,
@@ -450,7 +450,10 @@
ip_ihl=None,
ip_options=False,
label=None,
- inner_payload=True
+ inner_payload=True,
+ encapsulated_ethernet=False,
+ encapsulated_eth_src='01:02:03:04:05:11',
+ encapsulated_eth_dst='01:02:03:04:05:22'
):
if MINSIZE > pktlen:
pktlen = MINSIZE
@@ -464,15 +467,21 @@
#add MPLS header
for i in range(len(label)):
- l,c,s,t=label[i]
+ l,c,s,t=label[i]
pkt = pkt/scapy.MPLS(label=l, cos=c, s=s, ttl=t)
#add innder payload
if inner_payload!=None:
- pkt=pkt / \
- scapy.IP(src=ip_src, dst=ip_dst, tos=ip_tos, ttl=ip_ttl, ihl=ip_ihl)/ \
- scapy.TCP(sport=tcp_sport, dport=tcp_dport, flags=tcp_flags)
-
+ if not encapsulated_ethernet:
+ pkt=pkt / \
+ scapy.IP(src=ip_src, dst=ip_dst, tos=ip_tos, ttl=ip_ttl, ihl=ip_ihl)/ \
+ scapy.TCP(sport=tcp_sport, dport=tcp_dport, flags=tcp_flags)
+ else:
+ pkt=pkt / \
+ scapy.Ether(dst=encapsulated_eth_dst, src=encapsulated_eth_src)/ \
+ scapy.IP(src=ip_src, dst=ip_dst, tos=ip_tos, ttl=ip_ttl, ihl=ip_ihl)/ \
+ scapy.TCP(sport=tcp_sport, dport=tcp_dport, flags=tcp_flags)
+
pkt = pkt/("D" * (pktlen - len(pkt)))
return pkt
@@ -634,7 +643,7 @@
#add MPLS header
for i in range(len(label)):
- l,c,s,t=label[i]
+ l,c,s,t=label[i]
pkt = pkt/scapy.MPLS(label=l, cos=c, s=s, ttl=t)
#add innder payload
@@ -642,7 +651,7 @@
pkt=pkt/inner_payload
return pkt
-
+
def simple_udpv6_packet(pktlen=100,
eth_dst='00:01:02:03:04:05',
eth_src='00:06:07:08:09:0a',
@@ -690,7 +699,7 @@
return pkt
-def simple_icmp_packet(pktlen=60,
+def simple_icmp_packet(pktlen=60,
eth_dst='00:01:02:03:04:05',
eth_src='00:06:07:08:09:0a',
dl_vlan_enable=False,
@@ -700,7 +709,7 @@
ip_dst='192.168.0.2',
ip_tos=0,
ip_ttl=64,
- ip_id=1,
+ ip_id=1,
icmp_type=8,
icmp_code=0,
icmp_data=''):
@@ -792,7 +801,7 @@
return pkt
-def simple_arp_packet(pktlen=60,
+def simple_arp_packet(pktlen=60,
eth_dst='ff:ff:ff:ff:ff:ff',
eth_src='00:06:07:08:09:0a',
vlan_vid=0,
@@ -847,7 +856,7 @@
return pkt
-def qinq_tcp_packet(pktlen=100,
+def qinq_tcp_packet(pktlen=100,
eth_dst='00:01:02:03:04:05',
eth_src='00:06:07:08:09:0a',
dl_vlan_outer=20,
@@ -947,7 +956,7 @@
for port in ports:
if port.port_no == port_no:
return (port.hw_addr, port.config, port.advertised)
-
+
logging.warn("Did not find port number for port config")
return None, None, None
@@ -992,7 +1001,7 @@
logging.debug("Checking for pkt on port " + str(ofport))
(rcv_port, rcv_pkt, pkt_time) = dp.poll(
port_number=ofport, exp_pkt=exp_pkt_arg)
- assert_if.assertTrue(rcv_pkt is not None,
+ assert_if.assertTrue(rcv_pkt is not None,
"Did not receive pkt on " + str(ofport))
if not oftest.dataplane.match_exp_pkt(pkt, rcv_pkt):
logging.debug("Expected %s" % format_packet(pkt))
@@ -1006,7 +1015,7 @@
logging.debug("Negative check for pkt on port " + str(ofport))
(rcv_port, rcv_pkt, pkt_time) = dp.poll(
port_number=ofport, timeout=0, exp_pkt=exp_pkt_arg)
- assert_if.assertTrue(rcv_pkt is None,
+ assert_if.assertTrue(rcv_pkt is None,
"Unexpected pkt on port " + str(ofport))
@@ -1037,12 +1046,12 @@
port_number=check_port, exp_pkt=exp_pkt_arg)
if rcv_pkt is None:
- logging.error("ERROR: No packet received from " +
+ logging.error("ERROR: No packet received from " +
str(check_port))
parent.assertTrue(rcv_pkt is not None,
"Did not receive packet port " + str(check_port))
- logging.debug("Packet len " + str(len(rcv_pkt)) + " in on " +
+ logging.debug("Packet len " + str(len(rcv_pkt)) + " in on " +
str(rcv_port))
if str(exp_pkt) != str(rcv_pkt):
@@ -1080,8 +1089,8 @@
'Match failed: vlan_vid: ' + str(req_match.vlan_vid) +
" != " + str(res_match.vlan_vid))
parent.assertEqual(req_match.vlan_pcp, res_match.vlan_pcp,
- 'Match failed: vlan_pcp: ' +
- str(req_match.vlan_pcp) + " != " +
+ 'Match failed: vlan_pcp: ' +
+ str(req_match.vlan_pcp) + " != " +
str(res_match.vlan_pcp))
parent.assertEqual(req_match.eth_type, res_match.eth_type,
'Match failed: eth_type: ' + str(req_match.eth_type) +
@@ -1106,11 +1115,11 @@
and ((req_match.ip_proto == TCP_PROTOCOL)
or (req_match.ip_proto == UDP_PROTOCOL))):
parent.assertEqual(req_match.tcp_src, res_match.tcp_src,
- 'Match failed: tcp_src: ' +
+ 'Match failed: tcp_src: ' +
str(req_match.tcp_src) +
" != " + str(res_match.tcp_src))
parent.assertEqual(req_match.tcp_dst, res_match.tcp_dst,
- 'Match failed: tcp_dst: ' +
+ 'Match failed: tcp_dst: ' +
str(req_match.tcp_dst) +
" != " + str(res_match.tcp_dst))
@@ -1128,7 +1137,7 @@
"""
Create a flow message
- Match on packet with given wildcards.
+ Match on packet with given wildcards.
See flow_match_test for other parameter descriptoins
@param egr_queue if not None, make the output an enqueue action
@param in_band if True, do not wildcard ingress port
@@ -1195,7 +1204,7 @@
if(clear_table_override != None):
clear_table = clear_table_override
- if clear_table:
+ if clear_table:
logging.debug("Clear flow table")
delete_all_flows(parent.controller)
@@ -1217,7 +1226,7 @@
if wildcards is None:
wildcards = required_wildcards(parent)
- logging.info("Pkt match test: " + str(ing_port) + " to " +
+ logging.info("Pkt match test: " + str(ing_port) + " to " +
str(egr_ports))
logging.debug(" WC: " + hex(wildcards) + " vlan: " + str(vlan_vid))
if pkt is None:
@@ -1225,13 +1234,13 @@
if exp_pkt is None:
exp_pkt = pkt
- request = flow_msg_create(parent, pkt, ing_port=ing_port,
+ request = flow_msg_create(parent, pkt, ing_port=ing_port,
wildcards=wildcards, egr_ports=egr_ports,
action_list=action_list)
flow_msg_install(parent, request)
- logging.debug("Send packet: " + str(ing_port) + " to " +
+ logging.debug("Send packet: " + str(ing_port) + " to " +
str(egr_ports))
parent.dataplane.send(ing_port, str(pkt))
@@ -1291,7 +1300,7 @@
count = 0
egr_ports = []
- for egr_idx in range(len(of_ports)):
+ for egr_idx in range(len(of_ports)):
if of_ports[egr_idx] not in exclude_list:
egr_ports.append(of_ports[egr_idx])
count += 1
@@ -1299,8 +1308,8 @@
return egr_ports
logging.debug("Could not generate enough egress ports for test")
return []
-
-def flow_match_test(parent, port_map, wildcards=None, vlan_vid=-1, pkt=None,
+
+def flow_match_test(parent, port_map, wildcards=None, vlan_vid=-1, pkt=None,
exp_pkt=None, action_list=None,
max_test=0, egr_count=1, ing_port=False):
"""
@@ -1325,18 +1334,18 @@
if egr_count == -1:
egr_count = test_param_get('egr_count', default=2)
-
+
for ing_idx in range(len(of_ports)):
ingress_port = of_ports[ing_idx]
- egr_ports = get_egr_list(parent, of_ports, egr_count,
+ egr_ports = get_egr_list(parent, of_ports, egr_count,
exclude_list=[ingress_port])
if ing_port:
egr_ports.append(ofp.OFPP_IN_PORT)
if len(egr_ports) == 0:
parent.assertTrue(0, "Failed to generate egress port list")
- flow_match_test_port_pair(parent, ingress_port, egr_ports,
- wildcards=wildcards, vlan_vid=vlan_vid,
+ flow_match_test_port_pair(parent, ingress_port, egr_ports,
+ wildcards=wildcards, vlan_vid=vlan_vid,
pkt=pkt, exp_pkt=exp_pkt,
action_list=action_list)
test_count += 1
@@ -1368,7 +1377,7 @@
on the command line, return val (as interpreted by exec). Otherwise
return default value.
- WARNING: TEST PARAMETERS MUST BE PYTHON IDENTIFIERS;
+ WARNING: TEST PARAMETERS MUST BE PYTHON IDENTIFIERS;
eg egr_count, not egr-count.
"""
try:
@@ -1438,7 +1447,7 @@
return act
-def pkt_action_setup(parent, start_field_vals={}, mod_field_vals={},
+def pkt_action_setup(parent, start_field_vals={}, mod_field_vals={},
mod_fields=[], tp="tcp", check_test_params=False):
"""
Set up the ingress and expected packet and action list for a test
@@ -1578,7 +1587,7 @@
"""
Get the aggregate stats for all flows in the table
@param parent Test instance with controller connection and assert
- @returns dict with keys flows, packets, bytes, active (flows),
+ @returns dict with keys flows, packets, bytes, active (flows),
lookups, matched
"""
stat_req = ofp.message.aggregate_stats_request()
@@ -1593,14 +1602,14 @@
parent.assertTrue(len(reply.entries) == 1, "Did not receive flow stats reply")
for obj in reply.entries:
- (rv["flows"], rv["packets"], rv["bytes"]) = (obj.flow_count,
+ (rv["flows"], rv["packets"], rv["bytes"]) = (obj.flow_count,
obj.packet_count, obj.byte_count)
break
request = ofp.message.table_stats_request()
(reply , pkt) = parent.controller.transact(request)
-
+
(rv["active"], rv["lookups"], rv["matched"]) = (0,0,0)
for obj in reply.entries:
rv["active"] += obj.active_count
@@ -1610,7 +1619,7 @@
return rv
_import_blacklist.add('FILTER')
-FILTER=''.join([(len(repr(chr(x)))==3) and chr(x) or '.'
+FILTER=''.join([(len(repr(chr(x)))==3) and chr(x) or '.'
for x in range(256)])
def hex_dump_buffer(src, length=16):
@@ -1630,7 +1639,7 @@
return ''.join(result)
def format_packet(pkt):
- return "Packet length %d \n%s" % (len(str(pkt)),
+ return "Packet length %d \n%s" % (len(str(pkt)),
hex_dump_buffer(str(pkt)))
def inspect_packet(pkt):
@@ -2045,7 +2054,7 @@
(rcv_port, rcv_pkt, pkt_time) = test.dataplane.poll(port_number=ofport, exp_pkt=str(pkt))
test.assertTrue(rcv_pkt != None, "Did not receive pkt on %r" % ofport)
return (rcv_port, rcv_pkt, pkt_time)
-
+
def verify_no_packet(test, pkt, ofport):
"""
Check that a particular packet is not received
@@ -2107,7 +2116,7 @@
test.assertIn(capability, ofp.const.ofp_capabilities_map,
"Capability code %d does not exist." % capability)
capability_str = ofp.const.ofp_capabilities_map[capability]
-
+
logging.info(("Sending features_request to test if capability "
"%s is supported."), capability_str)
req = ofp.message.features_request()
@@ -2117,7 +2126,7 @@
("Unexpected packet type %d received in response to "
"OFPT_FEATURES_REQUEST") % res.type)
logging.info("Received features_reply.")
-
+
if (res.capabilities & capability) > 0:
logging.info("Switch capabilities bitmask claims to support %s",
capability_str)
@@ -2140,7 +2149,7 @@
"flag %s does not exist." % flag)
flag_str = ofp.const.ofp_config_flags_map[flag]
- logging.info("Sending OFPT_GET_CONFIG_REQUEST.")
+ logging.info("Sending OFPT_GET_CONFIG_REQUEST.")
req = ofp.message.get_config_request()
rv = test.controller.message_send(req)
test.assertNotEqual(rv, -1, "Not able to send get_config_request.")