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  1. netvirt
  2. NETVIRT-737

After one Tep delete and create , ECMP local buckets are getting removed from all Switches(3)

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Details

    • Bug
    • Status: Resolved
    • Resolution: Done
    • Carbon
    • None
    • General
    • None

    • Operating System: All
      Platform: All

    • 8709

    Description

      ==>Create a topology with 3 Switches and define ECMP routes with non-colocated VMs (2 on Switch1 , 1 on Switch2 and Switch3 each)

      opendaylight-user@root>tep:show
      Tunnel Monitoring (for VXLAN tunnels): On
      Tunnel Monitoring Interval (for VXLAN tunnels): 1000

      TransportZone TunnelType SubnetMask GatewayIP VlanID DpnID IPAddress PortName
      ------------------------------------------------------------------------------------------------------------------------------
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470853 10.4.1.63 dpdk0
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470852 10.4.1.98 dpdk0
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470851 10.4.1.97 dpdk0
      opendaylight-user@root>tep:show-state
      Tunnel Name Source-DPN Destination-DPN Source-IP Destination-IP Trunk-State Transport Type
      -------------------------------------------------------------------------------------------------------------------------------------
      tunb01c7e4b5b3 3286212470853 3286212470852 10.4.1.63 10.4.1.98 UP VXLAN
      tun4b26fb09f22 3286212470851 3286212470853 10.4.1.97 10.4.1.63 UP VXLAN
      tun8ee7897ec5b 3286212470851 3286212470852 10.4.1.97 10.4.1.98 UP VXLAN
      tun9c5e22c6742 3286212470852 3286212470853 10.4.1.98 10.4.1.63 UP VXLAN
      tun4ab378e8330 3286212470853 3286212470851 10.4.1.63 10.4.1.97 UP VXLAN
      tun6f316892977 3286212470852 3286212470851 10.4.1.98 10.4.1.97 UP VXLAN
      opendaylight-user@root>fib-show
      RD Prefix NextHop Label Origin
      -------------------------------------------------------------------
      100:14 10.10.1.1/32 0.0.0.0 100011 l
      100:14 10.10.1.2/32 10.4.1.97 100014 l
      100:14 100.100.100.100/32 10.4.1.97 100003 s
      100:14 100.100.100.100/32 10.4.1.98 100003 s
      100:14 100.100.100.100/32 10.4.1.63 100003 s
      100:14 10.10.1.3/32 10.4.1.97 100015 l
      100:14 10.10.1.7/32 10.4.1.98 100017 l
      100:14 10.10.1.8/32 10.4.1.63 100013 l
      100:14 10.10.1.6/32 10.4.1.98 100016 l
      100:14 10.10.1.5/32 10.4.1.97 100018 l
      100:14 10.10.1.4/32 10.4.1.97 100012 l
      100:14 10.10.1.0/24 10.4.1.98 100007 c
      opendaylight-user@root>

      ==>Verify the flows/groups
      Switch1
      -------
      root@Ubuntu-97:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=66.070s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-97:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=group:150010,bucket=actions=group:150009,bucket=actions=resubmit(,220),set_field:fa:16:3e:3d:47:c8->eth_dst,load:0x300->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:66:39:e5->eth_dst,load:0x400->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-97:~#

      Switch2
      -------
      root@Ubuntu-98:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=98.719s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-98:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=group:150011,bucket=actions=resubmit(,220),set_field:fa:16:3e:66:39:e5->eth_dst,load:0x500->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:4b:8b:43->eth_dst,load:0x600->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:e2:21:c1->eth_dst,load:0x600->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-98:~#

      Switch3
      -------
      root@Ubuntu-63:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=112.730s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-63:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=group:150008,bucket=actions=resubmit(,220),set_field:fa:16:3e:3d:47:c8->eth_dst,load:0x200->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:4b:8b:43->eth_dst,load:0x100->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:e2:21:c1->eth_dst,load:0x100->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-63:~#

      ********************************************************************
      ==>Delete the Switch3 Tunnel End Point
      opendaylight-user@root>tep:delete 3286212470853 dpdk0 0 10.4.1.63 10.4.1.0/24 null TZA
      opendaylight-user@root>tep:commit
      opendaylight-user@root>
      opendaylight-user@root>tep:show
      Tunnel Monitoring (for VXLAN tunnels): On
      Tunnel Monitoring Interval (for VXLAN tunnels): 1000

      TransportZone TunnelType SubnetMask GatewayIP VlanID DpnID IPAddress PortName
      ------------------------------------------------------------------------------------------------------------------------------
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470852 10.4.1.98 dpdk0
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470851 10.4.1.97 dpdk0
      opendaylight-user@root>tep:show-state
      Tunnel Name Source-DPN Destination-DPN Source-IP Destination-IP Trunk-State Transport Type
      -------------------------------------------------------------------------------------------------------------------------------------
      tun8ee7897ec5b 3286212470851 3286212470852 10.4.1.97 10.4.1.98 UP VXLAN
      tun6f316892977 3286212470852 3286212470851 10.4.1.98 10.4.1.97 UP VXLAN
      opendaylight-user@root>fib-show
      RD Prefix NextHop Label Origin
      -------------------------------------------------------------------
      100:14 10.10.1.1/32 0.0.0.0 100011 l
      100:14 10.10.1.2/32 10.4.1.97 100014 l
      100:14 100.100.100.100/32 10.4.1.97 100003 s
      100:14 100.100.100.100/32 10.4.1.98 100003 s
      100:14 10.10.1.3/32 10.4.1.97 100015 l
      100:14 10.10.1.7/32 10.4.1.98 100017 l
      100:14 10.10.1.8/32 local l
      100:14 10.10.1.6/32 10.4.1.98 100016 l
      100:14 10.10.1.5/32 10.4.1.97 100018 l
      100:14 10.10.1.4/32 10.4.1.97 100012 l
      100:14 10.10.1.0/24 10.4.1.98 100007 c
      opendaylight-user@root>

      ==>Verify the flows/groups
      Switch1
      -------
      root@Ubuntu-97:~/Delete-Tep# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=59.275s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-97:~/Delete-Tep# groups | grep 150014
      group_id=150014,type=select,bucket=actions=group:150010,bucket=actions=group:150009,bucket=actions=resubmit(,220),set_field:fa:16:3e:3d:47:c8->eth_dst,load:0x300->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-97:~/Delete-Tep#

      Switch2
      -------
      root@Ubuntu-98:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=105.195s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-98:~#
      root@Ubuntu-98:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=group:150011,bucket=actions=resubmit(,220),set_field:fa:16:3e:4b:8b:43->eth_dst,load:0x600->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:e2:21:c1->eth_dst,load:0x600->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-98:~#

      Switch3
      -------
      root@Ubuntu-63:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=130.889s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-63:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=group:150008
      root@Ubuntu-63:~#

      **************************************************************************

      ==>Create Switch3 Tunnel End Point
      opendaylight-user@root>tep:add 3286212470853 dpdk0 0 10.4.1.63 10.4.1.0/24 null TZA
      opendaylight-user@root>tep:commit
      opendaylight-user@root>
      opendaylight-user@root>tep:show
      Tunnel Monitoring (for VXLAN tunnels): On
      Tunnel Monitoring Interval (for VXLAN tunnels): 1000

      TransportZone TunnelType SubnetMask GatewayIP VlanID DpnID IPAddress PortName
      ------------------------------------------------------------------------------------------------------------------------------
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470853 10.4.1.63 dpdk0
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470852 10.4.1.98 dpdk0
      TZA VXLAN 10.4.1.0/24 0.0.0.0 0 3286212470851 10.4.1.97 dpdk0
      opendaylight-user@root>tep:show-state
      Tunnel Name Source-DPN Destination-DPN Source-IP Destination-IP Trunk-State Transport Type
      -------------------------------------------------------------------------------------------------------------------------------------
      tunb01c7e4b5b3 3286212470853 3286212470852 10.4.1.63 10.4.1.98 UP VXLAN
      tun4b26fb09f22 3286212470851 3286212470853 10.4.1.97 10.4.1.63 UP VXLAN
      tun8ee7897ec5b 3286212470851 3286212470852 10.4.1.97 10.4.1.98 UP VXLAN
      tun9c5e22c6742 3286212470852 3286212470853 10.4.1.98 10.4.1.63 UP VXLAN
      tun4ab378e8330 3286212470853 3286212470851 10.4.1.63 10.4.1.97 UP VXLAN
      tun6f316892977 3286212470852 3286212470851 10.4.1.98 10.4.1.97 UP VXLAN
      opendaylight-user@root>fib-show
      RD Prefix NextHop Label Origin
      -------------------------------------------------------------------
      100:14 10.10.1.1/32 0.0.0.0 100011 l
      100:14 10.10.1.2/32 10.4.1.97 100014 l
      100:14 100.100.100.100/32 10.4.1.97 100003 s
      100:14 100.100.100.100/32 10.4.1.98 100003 s
      100:14 100.100.100.100/32 10.4.1.63 100003 s
      100:14 10.10.1.3/32 10.4.1.97 100015 l
      100:14 10.10.1.7/32 10.4.1.98 100017 l
      100:14 10.10.1.8/32 10.4.1.63 100013 l
      100:14 10.10.1.6/32 10.4.1.98 100016 l
      100:14 10.10.1.5/32 10.4.1.97 100018 l
      100:14 10.10.1.4/32 10.4.1.97 100012 l
      100:14 10.10.1.0/24 10.4.1.98 100007 c
      opendaylight-user@root>

      ==>Verify the flows/groups
      Switch1
      -------
      root@Ubuntu-97:~/Delete-Tep# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=205.559s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-97:~/Delete-Tep# groups | grep 150014
      group_id=150014,type=select,bucket=actions=resubmit(,220),set_field:fa:16:3e:3d:47:c8->eth_dst,load:0x300->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:66:39:e5->eth_dst,load:0x200->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-97:~/Delete-Tep#

      Switch2
      -------
      root@Ubuntu-98:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=190.161s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-98:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=resubmit(,220),set_field:fa:16:3e:66:39:e5->eth_dst,load:0x400->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:4b:8b:43->eth_dst,load:0x600->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:e2:21:c1->eth_dst,load:0x600->NXM_NX_REG6[],set_field:0x186a3->tun_id

      Switch3
      -------
      root@Ubuntu-63:~# flows | grep table=21 | grep 100.100.100.100
      cookie=0x8000003, duration=174.478s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d42/0xfffffe,nw_dst=100.100.100.100 actions=group:150014
      root@Ubuntu-63:~# groups | grep 150014
      group_id=150014,type=select,bucket=actions=resubmit(,220),set_field:fa:16:3e:3d:47:c8->eth_dst,load:0x500->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:4b:8b:43->eth_dst,load:0x100->NXM_NX_REG6[],set_field:0x186a3->tun_id,bucket=actions=resubmit(,220),set_field:fa:16:3e:e2:21:c1->eth_dst,load:0x100->NXM_NX_REG6[],set_field:0x186a3->tun_id
      root@Ubuntu-63:~#

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            manubk2003@gmail.com Manu B
            ravi.ranjan3@tcs.com Ravi Ranjan
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            Dates

              Created:
              Updated:
              Resolved: