Starting new repository for ofdpa testing
diff --git a/ofdpa/accton_util.py b/ofdpa/accton_util.py
new file mode 100755
index 0000000..e6b2adc
--- /dev/null
+++ b/ofdpa/accton_util.py
@@ -0,0 +1,1229 @@
+import logging
+
+from oftest import config
+import oftest.base_tests as base_tests
+import ofp
+import time
+from oftest.testutils import *
+
+from ncclient import manager
+import ncclient
+
+OFDPA_GROUP_TYPE_SHIFT=28
+OFDPA_VLAN_ID_SHIFT =16
+OFDPA_TUNNEL_ID_SHIFT =12
+OFDPA_TUNNEL_SUBTYPE_SHIFT=10
+
+#VLAN_TABLE_FLAGS
+VLAN_TABLE_FLAG_ONLY_UNTAG=1
+VLAN_TABLE_FLAG_ONLY_TAG =2
+VLAN_TABLE_FLAG_ONLY_BOTH =3
+
+PORT_FLOW_TABLE=0
+VLAN_FLOW_TABLE=10
+TERMINATION_FLOW_TABLE=20
+UCAST_ROUTING_FLOW_TABLE=30
+MCAST_ROUTING_FLOW_TABLE=40
+BRIDGE_FLOW_TABLE=50
+ACL_FLOW_TABLE=60
+
+def convertIP4toStr(ip_addr):
+ a=(ip_addr&0xff000000)>>24
+ b=(ip_addr&0x00ff0000)>>16
+ c=(ip_addr&0x0000ff00)>>8
+ d=(ip_addr&0x000000ff)
+ return str(a)+"."+str(b)+"."+str(c)+"."+str(d)
+
+def convertMACtoStr(mac):
+ if not isinstance(mac, list):
+ assert(0)
+
+ return ':'.join(['%02X' % x for x in mac])
+
+def getSwitchCpuMACFromDPID(dpid):
+ str_datapath_id_f= "{:016x}".format(dpid)
+ str_datapath_id=':'.join([str_datapath_id_f[i:i+2] for i in range(0, len(str_datapath_id_f), 2)])
+ switch_cpu_mac_str=str_datapath_id[6:]
+ switch_cpu_mac = switch_cpu_mac_str.split(":")
+ switch_cpu_mac=[int(switch_cpu_mac[i],16) for i in range(0, len(switch_cpu_mac))]
+
+ return switch_cpu_mac_str, switch_cpu_mac
+
+def DumpGroup(stats, verify_group_stats, always_show=True):
+ if(len(stats) > len(verify_group_stats)):
+ min_len = len(verify_group_stats)
+ print "Stats Len is not the same, stats>verify_group_stats"
+ if(len(stats)< len(verify_group_stats)):
+ min_len = len(stats)
+ print "Stats Len is not the same, stats<verify_group_stats"
+ else:
+ min_len = len(stats)
+
+ print "\r\n"
+ for i in range(min_len):
+ gs = stats[i]
+ gv = verify_group_stats[i]
+ print "FromSwtich:(GID=%lx, TYPE=%lx)\r\nVerify :(GID=%lx, TYPE=%lx)"%(gs.group_id, gs.group_type, gv.group_id, gv.group_type)
+ if(len(gs.buckets) != len(gv.buckets)):
+ print "buckets len is not the same gs %lx, gv %lx",(len(gs.buckets), len(gv.buckets))
+
+ for j in range(len(gs.buckets)):
+ b1=gs.buckets[j]
+ b2=gv.buckets[j]
+ if(len(b1.actions) != len(b2.actions)):
+ print "action len is not the same"
+
+ for k in range(len(b1.actions)):
+ a1=b1.actions[k]
+ a2=b2.actions[k]
+ if(always_show == True):
+ print "a1:"+a1.show()
+ print "a2:"+a2.show()
+
+def AssertGroup(self, stats, verify_group_stats):
+ self.assertTrue(len(stats) ==len(verify_group_stats), "stats len is not the same")
+
+ for i in range(len(stats)):
+ gs = stats[i]
+ gv = verify_group_stats[i]
+ self.assertTrue(len(gs.buckets) == len(gv.buckets), "buckets len is not the same")
+
+ for j in range(len(gs.buckets)):
+ b1=gs.buckets[j]
+ b2=gv.buckets[j]
+ self.assertTrue(len(b1.actions) == len(b2.actions), "action len is not the same")
+
+ for k in range(len(b1.actions)):
+ a1=b1.actions[k]
+ a2=b2.actions[k]
+ self.assertEquals(a1, a2, "action is not the same")
+
+def encode_l2_interface_group_id(vlan, id):
+ return id + (vlan << OFDPA_VLAN_ID_SHIFT)
+
+def encode_l2_rewrite_group_id(id):
+ return id + (1 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l3_unicast_group_id(id):
+ return id + (2 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l2_mcast_group_id(vlan, id):
+ return id + (vlan << OFDPA_VLAN_ID_SHIFT) + (3 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l2_flood_group_id(vlan, id):
+ return id + (vlan << OFDPA_VLAN_ID_SHIFT) + (4 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l3_interface_group_id(id):
+ return id + (5 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l3_mcast_group_id(vlan, id):
+ return id + (vlan << OFDPA_VLAN_ID_SHIFT)+(6 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l3_ecmp_group_id(id):
+ return id + (7 << OFDPA_GROUP_TYPE_SHIFT)
+
+def encode_l2_overlay_group_id(tunnel_id, subtype, index):
+ tunnel_id=tunnel_id&0xffff #16 bits
+ subtype = subtype&3 #2 bits
+ index = index & 0x3f #10 bits
+ return index + (tunnel_id << OFDPA_TUNNEL_ID_SHIFT)+ (subtype<<OFDPA_TUNNEL_SUBTYPE_SHIFT)+(8 << OFDPA_GROUP_TYPE_SHIFT)
+
+def add_l2_interface_grouop(ctrl, ports, vlan_id=1, is_tagged=False, send_barrier=False):
+ # group table
+ # set up untag groups for each port
+ group_id_list=[]
+ msgs=[]
+ for of_port in ports:
+ # do stuff
+ group_id = encode_l2_interface_group_id(vlan_id, of_port)
+ group_id_list.append(group_id)
+ if is_tagged:
+ actions = [
+ ofp.action.output(of_port),
+ ]
+ else:
+ actions = [
+ ofp.action.pop_vlan(),
+ ofp.action.output(of_port),
+ ]
+
+ buckets = [
+ ofp.bucket(actions=actions),
+ ]
+
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ msgs.append(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return group_id_list, msgs
+
+def add_one_l2_interface_grouop(ctrl, port, vlan_id=1, is_tagged=False, send_barrier=False):
+ # group table
+ # set up untag groups for each port
+ group_id = encode_l2_interface_group_id(vlan_id, port)
+
+ if is_tagged:
+ actions = [
+ ofp.action.output(port),
+ ]
+ else:
+ actions = [
+ ofp.action.pop_vlan(),
+ ofp.action.output(port),
+ ]
+
+ buckets = [
+ ofp.bucket(actions=actions),
+ ]
+
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return group_id, request
+
+def add_l2_mcast_group(ctrl, ports, vlanid, mcast_grp_index):
+ buckets=[]
+ for of_port in ports:
+ group_id = encode_l2_interface_group_id(vlanid, of_port)
+ action=[ofp.action.group(group_id)]
+ buckets.append(ofp.bucket(actions=action))
+
+ group_id =encode_l2_mcast_group_id(vlanid, mcast_grp_index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l2_flood_group(ctrl, ports, vlanid, id):
+ buckets=[]
+ for of_port in ports:
+ group_id = encode_l2_interface_group_id(vlanid, of_port)
+ action=[ofp.action.group(group_id)]
+ buckets.append(ofp.bucket(actions=action))
+
+ group_id =encode_l2_flood_group_id(vlanid, id)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l2_rewrite_group(ctrl, port, vlanid, id, src_mac, dst_mac):
+ group_id = encode_l2_interface_group_id(vlanid, port)
+
+ action=[]
+ if src_mac is not None:
+ action.append(ofp.action.set_field(ofp.oxm.eth_src(src_mac)))
+
+ if dst_mac is not None:
+ action.append(ofp.action.set_field(ofp.oxm.eth_dst(dst_mac)))
+
+ action.append(ofp.action.set_field(ofp.oxm.vlan_vid(vlanid)))
+
+ action.append(ofp.action.group(group_id))
+
+ buckets = [ofp.bucket(actions=action)]
+
+ group_id =encode_l2_rewrite_group_id(id)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l3_unicast_group(ctrl, port, vlanid, id, src_mac, dst_mac):
+ group_id = encode_l2_interface_group_id(vlanid, port)
+
+ action=[]
+ if src_mac is not None:
+ action.append(ofp.action.set_field(ofp.oxm.eth_src(src_mac)))
+
+ if dst_mac is not None:
+ action.append(ofp.action.set_field(ofp.oxm.eth_dst(dst_mac)))
+
+ action.append(ofp.action.set_field(ofp.oxm.vlan_vid(vlanid)))
+
+ action.append(ofp.action.group(group_id))
+
+ buckets = [ofp.bucket(actions=action)]
+
+ group_id =encode_l3_unicast_group_id(id)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l3_interface_group(ctrl, port, vlanid, id, src_mac):
+ group_id = encode_l2_interface_group_id(vlanid, port)
+
+ action=[]
+ action.append(ofp.action.set_field(ofp.oxm.eth_src(src_mac)))
+ action.append(ofp.action.set_field(ofp.oxm.vlan_vid(vlanid)))
+ action.append(ofp.action.group(group_id))
+
+ buckets = [ofp.bucket(actions=action)]
+
+ group_id =encode_l3_interface_group_id(id)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l3_ecmp_group(ctrl, id, l3_ucast_groups):
+ buckets=[]
+ for group in l3_ucast_groups:
+ buckets.append(ofp.bucket(actions=[ofp.action.group(group)]))
+
+ group_id =encode_l3_ecmp_group_id(id)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_SELECT,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l3_mcast_group(ctrl, vid, mcast_group_id, groups_on_buckets):
+ buckets=[]
+ for group in groups_on_buckets:
+ buckets.append(ofp.bucket(actions=[ofp.action.group(group)]))
+
+ group_id =encode_l3_mcast_group_id(vid, mcast_group_id)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l2_overlay_flood_over_unicast_tunnel_group(ctrl, tunnel_id, ports, index):
+ buckets=[]
+ for port in ports:
+ buckets.append(ofp.bucket(actions=[ofp.action.output(port)]))
+
+ group_id=encode_l2_overlay_group_id(tunnel_id, 0, index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l2_overlay_flood_over_mcast_tunnel_group(ctrl, tunnel_id, ports, index):
+ buckets=[]
+ for port in ports:
+ buckets.append(ofp.bucket(actions=[ofp.action.output(port)]))
+
+ group_id=encode_l2_overlay_group_id(tunnel_id, 1, index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l2_overlay_mcast_over_unicast_tunnel_group(ctrl, tunnel_id, ports, index):
+ buckets=[]
+ for port in ports:
+ buckets.append(ofp.bucket(actions=[ofp.action.output(port)]))
+
+ group_id=encode_l2_overlay_group_id(tunnel_id, 2, index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_l2_overlay_mcast_over_mcast_tunnel_group(ctrl, tunnel_id, ports, index):
+ buckets=[]
+ for port in ports:
+ buckets.append(ofp.bucket(actions=[ofp.action.output(port)]))
+
+ group_id=encode_l2_overlay_group_id(tunnel_id, 3, index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_ALL,
+ group_id=group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return request
+
+def add_port_table_flow(ctrl, is_overlay=True):
+ match = ofp.match()
+
+ if is_overlay == True:
+ match.oxm_list.append(ofp.oxm.in_port(0x10000))
+ NEXT_TABLE=50
+ else:
+ match.oxm_list.append(ofp.oxm.in_port(0))
+ NEXT_TABLE=10
+
+ request = ofp.message.flow_add(
+ table_id=0,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.goto_table(NEXT_TABLE)
+ ],
+ priority=0)
+ logging.info("Add port table, match port %lx" % 0x10000)
+ ctrl.message_send(request)
+
+
+
+def add_vlan_table_flow(ctrl, ports, vlan_id=1, flag=VLAN_TABLE_FLAG_ONLY_BOTH, send_barrier=False):
+ # table 10: vlan
+ # goto to table 20
+ msgs=[]
+ for of_port in ports:
+ if (flag == VLAN_TABLE_FLAG_ONLY_TAG) or (flag == VLAN_TABLE_FLAG_ONLY_BOTH):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.in_port(of_port))
+ match.oxm_list.append(ofp.oxm.vlan_vid(0x1000+vlan_id))
+ request = ofp.message.flow_add(
+ table_id=10,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.goto_table(20)
+ ],
+ priority=0)
+ logging.info("Add vlan %d tagged packets on port %d and go to table 20" %( vlan_id, of_port))
+ ctrl.message_send(request)
+
+ if (flag == VLAN_TABLE_FLAG_ONLY_UNTAG) or (flag == VLAN_TABLE_FLAG_ONLY_BOTH):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.in_port(of_port))
+ match.oxm_list.append(ofp.oxm.vlan_vid_masked(0, 0xfff))
+ request = ofp.message.flow_add(
+ table_id=10,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.apply_actions(
+ actions=[
+ ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+vlan_id))
+ ]
+ ),
+ ofp.instruction.goto_table(20)
+ ],
+ priority=0)
+ logging.info("Add vlan %d untagged packets on port %d and go to table 20" % (vlan_id, of_port))
+ ctrl.message_send(request)
+ msgs.append(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return msgs
+
+def add_vlan_table_flow_pvid(ctrl, in_port, match_vid=None, pvid=1, send_barrier=False):
+ """it will tag pack as untagged packet wether it has tagg or not"""
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.in_port(in_port))
+ actions=[]
+ if match_vid == None:
+ match.oxm_list.append(ofp.oxm.vlan_vid(0))
+ actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+pvid)))
+ goto_table=20
+ else:
+ match.oxm_list.append(ofp.oxm.vlan_vid_masked(0x1000+match_vid, 0x1fff))
+ actions.append(ofp.action.push_vlan(0x8100))
+ actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+pvid)))
+ goto_table=20
+
+ request = ofp.message.flow_add(
+ table_id=10,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.apply_actions(actions=actions)
+ ,ofp.instruction.goto_table(goto_table)
+ ],
+ priority=0)
+ logging.info("Add PVID %d on port %d and go to table %ld" %( pvid, in_port, goto_table))
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+def add_vlan_table_flow_allow_all_vlan(ctrl, in_port, send_barrier=False):
+ """it st flow allow all vlan tag on this port"""
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.in_port(in_port))
+ match.oxm_list.append(ofp.oxm.vlan_vid_masked(0x1000, 0x1000))
+ request = ofp.message.flow_add(
+ table_id=10,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.goto_table(20)
+ ],
+ priority=0)
+ logging.info("Add allow all vlan on port %d " %(in_port))
+ ctrl.message_send(request)
+
+
+def add_one_vlan_table_flow(ctrl, of_port, vlan_id=1, vrf=0, flag=VLAN_TABLE_FLAG_ONLY_BOTH, send_barrier=False):
+ # table 10: vlan
+ # goto to table 20
+ if (flag == VLAN_TABLE_FLAG_ONLY_TAG) or (flag == VLAN_TABLE_FLAG_ONLY_BOTH):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.in_port(of_port))
+ match.oxm_list.append(ofp.oxm.vlan_vid(0x1000+vlan_id))
+
+ actions=[]
+ if vrf!=0:
+ actions.append(ofp.action.set_field(ofp.oxm.exp2ByteValue(exp_type=1, value=vrf)))
+
+ actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(value=vlan_id)))
+
+ request = ofp.message.flow_add(
+ table_id=10,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.apply_actions(
+ actions=actions
+ ),
+ ofp.instruction.goto_table(20)
+ ],
+ priority=0)
+ logging.info("Add vlan %d tagged packets on port %d and go to table 20" %( vlan_id, of_port))
+ ctrl.message_send(request)
+
+ if (flag == VLAN_TABLE_FLAG_ONLY_UNTAG) or (flag == VLAN_TABLE_FLAG_ONLY_BOTH):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.in_port(of_port))
+ match.oxm_list.append(ofp.oxm.vlan_vid(0))
+
+ actions=[]
+ if vrf!=0:
+ actions.append(ofp.action.set_field(ofp.oxm.exp2ByteValue(exp_type=1, value=vrf)))
+
+ actions.append(ofp.action.set_field(ofp.oxm.vlan_vid(0x1000+vlan_id)))
+
+ request = ofp.message.flow_add(
+ table_id=10,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.apply_actions(
+ actions=actions
+ ),
+ ofp.instruction.goto_table(20)
+ ],
+ priority=0)
+ logging.info("Add vlan %d untagged packets on port %d and go to table 20" % (vlan_id, of_port))
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return request
+
+def add_bridge_flow(ctrl, dst_mac, vlanid, group_id, send_barrier=False):
+ match = ofp.match()
+ if dst_mac!=None:
+ match.oxm_list.append(ofp.oxm.eth_dst(dst_mac))
+
+ match.oxm_list.append(ofp.oxm.vlan_vid(0x1000+vlanid))
+
+ request = ofp.message.flow_add(
+ table_id=50,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.write_actions(
+ actions=[
+ ofp.action.group(group_id)]),
+ ofp.instruction.goto_table(60)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1000)
+
+ logging.info("Inserting Brdige flow vlan %d, mac %s", vlanid, dst_mac)
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return request
+
+def add_overlay_bridge_flow(ctrl, dst_mac, vnid, group_id, is_group=True, send_barrier=False):
+ match = ofp.match()
+ if dst_mac!=None:
+ match.oxm_list.append(ofp.oxm.eth_dst(dst_mac))
+
+ match.oxm_list.append(ofp.oxm.tunnel_id(vnid))
+ if is_group == True:
+ actions=[ofp.action.group(group_id)]
+ else:
+ actions=[ofp.action.output(group_id)]
+
+ request = ofp.message.flow_add(
+ table_id=50,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.write_actions(
+ actions=actions),
+ ofp.instruction.goto_table(60)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1000)
+
+ logging.info("Inserting Brdige flow vnid %d, mac %s", vnid, dst_mac)
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return request
+
+def add_termination_flow(ctrl, in_port, eth_type, dst_mac, vlanid, goto_table=None, send_barrier=False):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.eth_type(eth_type))
+ if dst_mac[0]&0x01 == 0x01:
+ match.oxm_list.append(ofp.oxm.eth_dst_masked(dst_mac, [0xff, 0xff, 0xff, 0x80, 0x00, 0x00]))
+ goto_table=40
+ else:
+ if in_port!=0:
+ match.oxm_list.append(ofp.oxm.in_port(in_port))
+ match.oxm_list.append(ofp.oxm.eth_dst(dst_mac))
+ match.oxm_list.append(ofp.oxm.vlan_vid(0x1000+vlanid))
+ if goto_table == None:
+ goto_table=30
+
+ request = ofp.message.flow_add(
+ table_id=20,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.goto_table(goto_table)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1)
+
+ logging.info("Inserting termination flow inport %d, eth_type %lx, vlan %d, mac %s", in_port, eth_type, vlanid, dst_mac)
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return request
+
+def add_unicast_routing_flow(ctrl, eth_type, dst_ip, mask, action_group_id, vrf=0, send_barrier=False):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.eth_type(eth_type))
+ if vrf != 0:
+ match.oxm_list.append(ofp.oxm.exp2ByteValue(ofp.oxm.OFDPA_EXP_TYPE_VRF, vrf))
+
+ if mask!=0:
+ match.oxm_list.append(ofp.oxm.ipv4_dst_masked(dst_ip, mask))
+ else:
+ match.oxm_list.append(ofp.oxm.ipv4_dst(dst_ip))
+
+
+ request = ofp.message.flow_add(
+ table_id=30,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.write_actions(
+ actions=[ofp.action.group(action_group_id)]),
+ ofp.instruction.goto_table(60)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1)
+
+ logging.info("Inserting unicast routing flow eth_type %lx, dip %ld",eth_type, dst_ip)
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return request
+
+def add_mcast4_routing_flow(ctrl, vlan_id, src_ip, src_ip_mask, dst_ip, action_group_id, send_barrier=False):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.eth_type(0x0800))
+ match.oxm_list.append(ofp.oxm.vlan_vid(vlan_id))
+ if src_ip_mask!=0:
+ match.oxm_list.append(ofp.oxm.ipv4_src_masked(src_ip, src_ip_mask))
+ else:
+ match.oxm_list.append(ofp.oxm.ipv4_src(src_ip))
+
+ match.oxm_list.append(ofp.oxm.ipv4_dst(dst_ip))
+
+ request = ofp.message.flow_add(
+ table_id=40,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.write_actions(
+ actions=[ofp.action.group(action_group_id)]),
+ ofp.instruction.goto_table(60)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1)
+
+ logging.info("Inserting mcast routing flow eth_type %lx, dip %lx, sip %lx, sip_mask %lx",0x0800, dst_ip, src_ip, src_ip_mask)
+ ctrl.message_send(request)
+
+ if send_barrier:
+ do_barrier(ctrl)
+
+ return request
+
+#dpctl tcp:192.168.1.1:6633 flow-mod table=28,cmd=add,prio=281 eth_type=0x800,ip_dst=100.0.0.1,ip_proto=6,tcp_dst=5000 write:set_field=ip_dst:10.0.0.1,set_field=tcp_dst:2000,group=0x71000001 goto:60
+def add_dnat_flow(ctrl, eth_type, ip_dst, ip_proto, tcp_dst, set_ip_dst, set_tcp_dst, action_group_id):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.eth_type(eth_type))
+ match.oxm_list.append(ofp.oxm.ipv4_dst(ip_dst))
+ match.oxm_list.append(ofp.oxm.ip_proto(ip_proto))
+ match.oxm_list.append(ofp.oxm.tcp_dst(tcp_dst))
+
+ request = ofp.message.flow_add(
+ table_id=28,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.write_actions(
+ actions=[ofp.action.set_field(ofp.oxm.ipv4_dst(set_ip_dst)),
+ ofp.action.set_field(ofp.oxm.tcp_dst(set_tcp_dst)),
+ ofp.action.group(action_group_id)]),
+ ofp.instruction.goto_table(60)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1)
+ logging.info("Inserting DNAT flow eth_type %lx, dip %lx, ip_proto %ld, tcp_dst %ld, SetFeild: Dip %lx, tcp_dst %ld, action_gorup=%lx",eth_type, ip_dst, ip_proto, tcp_dst, set_ip_dst, set_tcp_dst, action_group_id)
+ ctrl.message_send(request)
+ return request
+
+#dpctl tcp:192.168.1.1:6633 flow-mod table=29,cmd=add,prio=291 eth_type=0x800,ip_src=10.0.0.1,ip_proto=6,tcp_src=2000 write:set_field=ip_src:100.0.0.1,set_field=tcp_src:5000 goto:30
+def add_snat_flow(ctrl, eth_type, ip_src, ip_proto, tcp_src, set_ip_src, set_tcp_src):
+ match = ofp.match()
+ match.oxm_list.append(ofp.oxm.eth_type(eth_type))
+ match.oxm_list.append(ofp.oxm.ipv4_src(ip_src))
+ match.oxm_list.append(ofp.oxm.ip_proto(ip_proto))
+ match.oxm_list.append(ofp.oxm.tcp_src(tcp_src))
+
+ request = ofp.message.flow_add(
+ table_id=29,
+ cookie=42,
+ match=match,
+ instructions=[
+ ofp.instruction.write_actions(
+ actions=[ofp.action.set_field(ofp.oxm.ipv4_src(set_ip_src)),
+ ofp.action.set_field(ofp.oxm.tcp_src(set_tcp_src))]),
+ ofp.instruction.goto_table(30)
+ ],
+ buffer_id=ofp.OFP_NO_BUFFER,
+ priority=1)
+ logging.info("Inserting DNAT flow eth_type %lx, sip %lx, ip_proto %ld, tcp_src %ld, SetFeild: sip %lx, tcp_src %ld",eth_type, ip_src, ip_proto, tcp_src, set_ip_src, set_tcp_src)
+ ctrl.message_send(request)
+ return request
+
+def get_vtap_lport_config_xml(dp_id, lport, phy_port, vlan, vnid, operation='merge'):
+ """
+ Command Example:
+ of-agent vtap 10001 ethernet 1/1 vid 1
+ of-agent vtp 10001 vni 10
+ """
+ if vlan != 0:
+ config_vtap_xml="""
+ <config>
+ <capable-switch xmlns="urn:onf:of111:config:yang" xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">
+ <id>capable-switch-1</id>
+ <resources>
+ <port xc:operation="OPERATION">
+ <resource-id >LPORT</resource-id>
+ <features>
+ <current>
+ <rate>10Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </current>
+ <advertised>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </advertised>
+ <supported>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </supported>
+ <advertised-peer>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </advertised-peer>
+ </features>
+ <ofdpa10:vtap xmlns:ofdpa10="urn:bcm:ofdpa10:accton01" xc:operation="OPERATION">
+ <ofdpa10:phy-port>PHY_PORT</ofdpa10:phy-port>
+ <ofdpa10:vid>VLAN_ID</ofdpa10:vid>
+ <ofdpa10:vni>VNID</ofdpa10:vni>
+ </ofdpa10:vtap>
+ </port>
+ </resources>
+ <logical-switches>
+ <switch>
+ <id>DATAPATH_ID</id>
+ <datapath-id>DATAPATH_ID</datapath-id>
+ <resources>
+ <port xc:operation="OPERATION">LPORT</port>
+ </resources>
+ </switch>
+ </logical-switches>
+ </capable-switch>
+ </config>
+ """
+ else:
+ config_vtap_xml="""
+ <config>
+ <capable-switch xmlns="urn:onf:of111:config:yang" xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">
+ <id>capable-switch-1</id>
+ <resources>
+ <port xc:operation="OPERATION">
+ <resource-id >LPORT</resource-id>
+ <features>
+ <current>
+ <rate>10Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </current>
+ <advertised>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </advertised>
+ <supported>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </supported>
+ <advertised-peer>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </advertised-peer>
+ </features>
+ <ofdpa10:vtap xmlns:ofdpa10="urn:bcm:ofdpa10:accton01" xc:operation="OPERATION">
+ <ofdpa10:phy-port>PHY_PORT</ofdpa10:phy-port>
+ <ofdpa10:vni>VNID</ofdpa10:vni>
+ </ofdpa10:vtap>
+ </port>
+ </resources>
+ <logical-switches>
+ <switch>
+ <id>DATAPATH_ID</id>
+ <datapath-id>DATAPATH_ID</datapath-id>
+ <resources>
+ <port xc:operation="OPERATION">LPORT</port>
+ </resources>
+ </switch>
+ </logical-switches>
+ </capable-switch>
+ </config>
+ """
+ str_datapath_id_f= "{:016x}".format(dp_id)
+ str_datapath_id=':'.join([str_datapath_id_f[i:i+2] for i in range(0, len(str_datapath_id_f), 2)])
+ config_vtap_xml=config_vtap_xml.replace("DATAPATH_ID", str_datapath_id)
+ config_vtap_xml=config_vtap_xml.replace("LPORT", str(int(lport)))
+ config_vtap_xml=config_vtap_xml.replace("PHY_PORT", str(phy_port))
+ config_vtap_xml=config_vtap_xml.replace("VLAN_ID", str(vlan))
+ config_vtap_xml=config_vtap_xml.replace("VNID", str(vnid))
+ config_vtap_xml=config_vtap_xml.replace("OPERATION", str(operation))
+ return config_vtap_xml
+
+def get_vtep_lport_config_xml(dp_id, lport, src_ip, dst_ip, next_hop_id, vnid, udp_src_port=6633, ttl=25, operation='merge'):
+ """
+ Command Example:
+ of-agent vtep 10002 source user-input-src-ip destination user-input-dst-ip udp-source-port 6633 nexthop 2 ttl 25
+ of-agent vtp 10001 vni 10
+ """
+
+ config_vtep_xml="""
+ <config>
+ <capable-switch xmlns="urn:onf:of111:config:yang" xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">
+ <id>capable-switch-1</id>
+ <resources>
+ <port xc:operation="OPERATION">
+ <resource-id>LPORT</resource-id>
+ <features>
+ <current>
+ <rate>10Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </current>
+ <advertised>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </advertised>
+ <supported>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </supported>
+ <advertised-peer>
+ <rate>10Gb</rate>
+ <rate>100Gb</rate>
+ <medium>fiber</medium>
+ <pause>symmetric</pause>
+ </advertised-peer>
+ </features>
+ <ofdpa10:vtep xmlns:ofdpa10="urn:bcm:ofdpa10:accton01">
+ <ofdpa10:src-ip>SRC_IP</ofdpa10:src-ip>
+ <ofdpa10:dest-ip>DST_IP</ofdpa10:dest-ip>
+ <ofdpa10:udp-src-port>UDP_SRC_PORT</ofdpa10:udp-src-port>
+ <ofdpa10:vni xc:operation="OPERATION">
+ <ofdpa10:id>VNID</ofdpa10:id>
+ </ofdpa10:vni>
+ <ofdpa10:nexthop-id>NEXT_HOP_ID</ofdpa10:nexthop-id>
+ <ofdpa10:ttl>TTL</ofdpa10:ttl>
+ </ofdpa10:vtep>
+ </port>
+ </resources>
+ <logical-switches>
+ <switch>
+ <id>DATAPATH_ID</id>
+ <datapath-id>DATAPATH_ID</datapath-id>
+ <resources>
+ <port xc:operation="OPERATION">LPORT</port>
+ </resources>
+ </switch>
+ </logical-switches>
+ </capable-switch>
+ </config>
+ """
+ str_datapath_id_f= "{:016x}".format(dp_id)
+ str_datapath_id=':'.join([str_datapath_id_f[i:i+2] for i in range(0, len(str_datapath_id_f), 2)])
+ config_vtep_xml=config_vtep_xml.replace("DATAPATH_ID", str_datapath_id)
+ config_vtep_xml=config_vtep_xml.replace("LPORT", str(int(lport)))
+ config_vtep_xml=config_vtep_xml.replace("SRC_IP", str(src_ip))
+ config_vtep_xml=config_vtep_xml.replace("DST_IP", str(dst_ip))
+ config_vtep_xml=config_vtep_xml.replace("UDP_SRC_PORT", str(udp_src_port))
+ config_vtep_xml=config_vtep_xml.replace("NEXT_HOP_ID", str(next_hop_id))
+ config_vtep_xml=config_vtep_xml.replace("TTL", str(ttl))
+ config_vtep_xml=config_vtep_xml.replace("VNID", str(vnid))
+ config_vtep_xml=config_vtep_xml.replace("OPERATION", str(operation))
+
+ return config_vtep_xml
+
+def get_next_hop_config_xml(next_hop_id, dst_mac, phy_port, vlan, operation='merge'):
+ #of-agent nexthop 2 destination user-input-dst-mac ethernet 1/2 vid 2
+ config_nexthop_xml="""
+ <config>
+ <of11-config:capable-switch xmlns:of11-config="urn:onf:of111:config:yang" xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">
+ <ofdpa10:next-hop xmlns:ofdpa10="urn:bcm:ofdpa10:accton01" xc:operation="OPERATION">
+ <ofdpa10:id>NEXT_HOP_ID</ofdpa10:id>
+ <ofdpa10:dest-mac>DST_MAC</ofdpa10:dest-mac>
+ <ofdpa10:phy-port>PHY_PORT</ofdpa10:phy-port>
+ <ofdpa10:vid>VLAN_ID</ofdpa10:vid>
+ </ofdpa10:next-hop>
+ </of11-config:capable-switch>
+ </config>
+ """
+ config_nexthop_xml=config_nexthop_xml.replace("VLAN_ID", str(vlan))
+ config_nexthop_xml=config_nexthop_xml.replace("PHY_PORT", str(phy_port))
+ config_nexthop_xml=config_nexthop_xml.replace("NEXT_HOP_ID", str(next_hop_id))
+ config_nexthop_xml=config_nexthop_xml.replace("DST_MAC", str(dst_mac))
+ config_nexthop_xml=config_nexthop_xml.replace("OPERATION", str(operation))
+ return config_nexthop_xml
+
+def get_vni_config_xml(vni_id, mcast_ipv4, next_hop_id, operation='merge'):
+ #of-agent vni 10 multicast 224.1.1.1 nexthop 20
+ if mcast_ipv4!=None:
+ config_vni_xml="""
+ <config>
+ <of11-config:capable-switch xmlns:of11-config="urn:onf:of111:config:yang" xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">
+ <ofdpa10:vni xmlns:ofdpa10="urn:bcm:ofdpa10:accton01" xc:operation="OPERATION">
+ <ofdpa10:id>VNID</ofdpa10:id>
+ <ofdpa10:vni-multicast-group>MCAST_IP</ofdpa10:vni-multicast-group>
+ <ofdpa10:multicast-group-nexthop-id>NEXT_HOP_ID</ofdpa10:multicast-group-nexthop-id>
+ </ofdpa10:vni>
+ </of11-config:capable-switch>
+ </config>
+ """
+ config_vni_xml=config_vni_xml.replace("NEXT_HOP_ID", str(next_hop_id))
+ config_vni_xml=config_vni_xml.replace("MCAST_IP", str(mcast_ipv4))
+ else:
+ config_vni_xml="""
+ <config>
+ <of11-config:capable-switch xmlns:of11-config="urn:onf:of111:config:yang" xmlns:xc="urn:ietf:params:xml:ns:netconf:base:1.0">
+ <ofdpa10:vni xmlns:ofdpa10="urn:bcm:ofdpa10:accton01" xc:operation="OPERATION">
+ <ofdpa10:id>VNID</ofdpa10:id>
+ </ofdpa10:vni>
+ </of11-config:capable-switch>
+ </config>
+ """
+
+ config_vni_xml=config_vni_xml.replace("VNID", str(vni_id))
+ config_vni_xml=config_vni_xml.replace("OPERATION", str(operation))
+ return config_vni_xml
+
+def get_featureReplay(self):
+ req = ofp.message.features_request()
+ res, raw = self.controller.transact(req)
+ self.assertIsNotNone(res, "Did not receive a response from the DUT.")
+ self.assertEqual(res.type, ofp.OFPT_FEATURES_REPLY,
+ ("Unexpected packet type %d received in response to "
+ "OFPT_FEATURES_REQUEST") % res.type)
+ return res
+
+def send_edit_config(switch_ip, xml, target='runing'):
+ NETCONF_ACCOUNT="netconfuser"
+ NETCONF_PASSWD="netconfuser"
+ with manager.connect_ssh(host=switch_ip, port=830, username=NETCONF_ACCOUNT, password=NETCONF_PASSWD, hostkey_verify=False ) as m:
+ try:
+ m.edit_config(target='running',
+ config=xml,
+ default_operation='merge',
+ error_option='stop-on-error')
+
+ except Exception as e:
+ logging.info("Fail to set xml %s", xml)
+ return False
+
+ #return m.get_config(source='running').data_xml
+ return True
+
+def send_delete_config(switch_ip, xml, target='runing'):
+ NETCONF_ACCOUNT="netconfuser"
+ NETCONF_PASSWD="netconfuser"
+ with manager.connect_ssh(host=switch_ip, port=830, username=NETCONF_ACCOUNT, password=NETCONF_PASSWD, hostkey_verify=False ) as m:
+ try:
+ m.edit_config(target='running',
+ config=xml,
+ default_operation='delete',
+ error_option='stop-on-error')
+
+ except Exception as e:
+ logging.info("Fail to set xml %s", xml)
+ return False
+
+ #return m.get_config(source='running').data_xml
+ return True
+
+def get_edit_config(switch_ip, target='runing'):
+ NETCONF_ACCOUNT="netconfuser"
+ NETCONF_PASSWD="netconfuser"
+ with manager.connect_ssh(host=switch_ip, port=830, username=NETCONF_ACCOUNT, password=NETCONF_PASSWD, hostkey_verify=False ) as m:
+ return m.get_config(source='running').data_xml
+
+
+"""
+MPLS
+"""
+
+OFDPA_MPLS_SUBTYPE_SHIFT=24
+OFDPA_MPLS_GROUP_SUBTYPE_L2_VPN_LABEL=1
+OFDPA_MPLS_GROUP_SUBTYPE_L3_VPN_LABEL=2
+OFDPA_MPLS_GROUP_SUBTYPE_TUNNEL_LABEL1=3
+OFDPA_MPLS_GROUP_SUBTYPE_TUNNEL_LABEL2=4
+OFDPA_MPLS_GROUP_SUBTYPE_SWAP_LABEL=5
+OFDPA_MPLS_GROUP_SUBTYPE_FAST_FAILOVER_GROUP=6
+OFDPA_MPLS_GROUP_SUBTYPE_ECMP=8
+OFDPA_MPLS_GROUP_SUBTYPE_L2_TAG=10
+
+def encode_mpls_interface_group_id(subtype, index):
+ index=index&0x00ffffff
+ assert(subtype==0)
+ return index + (9 << OFDPA_GROUP_TYPE_SHIFT)+(subtype<<OFDPA_MPLS_SUBTYPE_SHIFT)
+
+def encode_mpls_label_group_id(subtype, index):
+ index=index&0x00ffffff
+ assert(subtype <=5 or subtype==0)
+ #1: l2 vpn label
+ #2: l3 vpn label
+ #3: mpls tunnel label 1
+ #4: mpls tunnel lable 2
+ #5: mpls swap label
+ return index + (9 << OFDPA_GROUP_TYPE_SHIFT)+(subtype<<OFDPA_MPLS_SUBTYPE_SHIFT)
+
+def encode_mpls_forwarding_group_id(subtype, index):
+ index=index&0x00ffffff
+ assert(subtype==6 or subtype==8 or subtype==10)
+ return index + (10 << OFDPA_GROUP_TYPE_SHIFT)+(subtype<<OFDPA_MPLS_SUBTYPE_SHIFT)
+
+
+def add_mpls_intf_group(ctrl, ref_gid, dst_mac, src_mac, vid, index, subtype=0):
+ action=[]
+ action.append(ofp.action.set_field(ofp.oxm.eth_src(src_mac)))
+ action.append(ofp.action.set_field(ofp.oxm.eth_dst(dst_mac)))
+ action.append(ofp.action.set_field(ofp.oxm.vlan_vid(vid)))
+ action.append(ofp.action.group(ref_gid))
+
+ buckets = [ofp.bucket(actions=action)]
+
+ mpls_group_id =encode_mpls_interface_group_id(subtype, index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=mpls_group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return mpls_group_id, request
+
+def add_mpls_label_group(ctrl, subtype, index, ref_gid,
+ lmep_id=-1,
+ qos_index=-1,
+ push_l2_header=False,
+ push_vlan=False,
+ push_mpls_header=False,
+ push_cw=False,
+ set_mpls_label=None,
+ set_bos=None,
+ set_tc=None,
+ set_tc_from_table=False,
+ cpy_tc_outward=False,
+ set_ttl=None,
+ cpy_ttl_outward=False,
+ oam_lm_tx_count=False,
+ set_pri_from_table=False
+ ):
+ """
+ @ref_gid: only can be mpls intf group or mpls tunnel label 1/2 group
+ """
+ action=[]
+
+ if push_vlan== True:
+ action.append(ofp.action.push_vlan(0x8100))
+ if push_mpls_header== True:
+ action.append(ofp.action.push_mpls(0x8847))
+ if set_mpls_label != None:
+ action.append(ofp.action.set_field(ofp.oxm.mpls_label(set_mpls_label)))
+ if set_bos != None:
+ action.append(ofp.action.set_field(ofp.oxm.mpls_bos(set_bos)))
+ if set_tc != None:
+ assert(set_tc_from_table==False)
+ action.append(ofp.action.set_field(ofp.oxm.mpls_tc(set_tc)))
+ if set_ttl != None:
+ action.append(ofp.action.set_mpls_ttl(set_ttl))
+ if cpy_ttl_outward == True:
+ action.append(ofp.action.copy_ttl_out())
+ """
+ ofdpa experimenter
+ """
+ if push_l2_header== True:
+ action.append(ofp.action.ofdpa_push_l2_header())
+ if set_tc_from_table== True:
+ assert(qos_index>=0)
+ assert(set_tc == None)
+ action.append(ofp.action.ofdpa_set_tc_from_table(qos_index))
+ if cpy_tc_outward == True:
+ action.append(ofp.action.ofdpa_copy_tc_out())
+ if oam_lm_tx_count == True:
+ assert(qos_index>=0 and lmep_id>=0)
+ action.append(ofp.action.ofdpa_oam_lm_tx_count(lmep_id, qos_index))
+ if set_pri_from_table == True:
+ assert(qos_index>=0)
+ action.append(ofp.action.ofdpa_set_qos_from_table(qos_index))
+ if push_cw == True:
+ action.append(ofp.action.ofdpa_push_cw())
+
+ action.append(ofp.action.group(ref_gid))
+ buckets = [ofp.bucket(actions=action)]
+
+ mpls_group_id = encode_mpls_label_group_id(subtype, index)
+ request = ofp.message.group_add(group_type=ofp.OFPGT_INDIRECT,
+ group_id=mpls_group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+
+ return mpls_group_id, request
+
+def add_mpls_forwarding_group(ctrl, subtype, index, ref_gids,
+ watch_port=None,
+ watch_group=ofp.OFPP_ANY,
+ push_vlan=None,
+ pop_vlan=None,
+ set_vid=None):
+ assert(subtype == OFDPA_MPLS_GROUP_SUBTYPE_FAST_FAILOVER_GROUP
+ or subtype == OFDPA_MPLS_GROUP_SUBTYPE_ECMP
+ or subtype == OFDPA_MPLS_GROUP_SUBTYPE_L2_TAG)
+
+ buckets=[]
+ if subtype == OFDPA_MPLS_GROUP_SUBTYPE_FAST_FAILOVER_GROUP:
+ group_type = ofp.OFPGT_FF
+ for gid in ref_gids:
+ action=[]
+ action.append(ofp.action.group(gid))
+ buckets.append(ofp.bucket(watch_port=watch_port, watch_group=watch_group,actions=action))
+
+ elif subtype == OFDPA_MPLS_GROUP_SUBTYPE_ECMP:
+ group_type = ofp.OFPGT_SELECT
+ for gid in ref_gids:
+ action=[]
+ action.append(ofp.action.group(gid))
+ buckets.append(ofp.bucket(actions=action))
+
+ elif subtype == OFDPA_MPLS_GROUP_SUBTYPE_L2_TAG:
+ group_type = ofp.OFPGT_INDIRECT
+ action=[]
+ if set_vid!=None:
+ action.append(ofp.action.set_field(ofp.oxm.vlan_vid(set_vid)))
+ if push_vlan!=None:
+ action.append(ofp.action.push_vlan(push_vlan))
+ if pop_vlan!=None:
+ action.append(ofp.action.pop_vlan())
+ action.append(ofp.action.group(ref_gids[0]))
+ buckets.append(ofp.bucket(actions=action))
+
+ mpls_group_id = encode_mpls_forwarding_group_id(subtype, index)
+ request = ofp.message.group_add(group_type=group_type,
+ group_id=mpls_group_id,
+ buckets=buckets
+ )
+ ctrl.message_send(request)
+ return mpls_group_id, request
+
+
+"""
+dislay
+"""
+def print_current_table_flow_stat(ctrl, table_id=0xff):
+ stat_req=ofp.message.flow_stats_request()
+ response, pkt = ctrl.transact(stat_req)
+ if response == None:
+ print "no response"
+ return None
+ print len(response.entries)
+ for obj in response.entries:
+ print "match ", obj.match
+ print "cookie", obj.cookie
+ print "priority", obj.priority
+ print "idle_timeout", obj.idle_timeout
+ print "hard_timeout", obj.hard_timeout
+ #obj.actions
+ print "packet count: %lx"%obj.packet_count
\ No newline at end of file