#opendaylight-ovsdb: OVSDB weekly call

Meeting started by Madhu at 19:03:53 UTC (full logs).

Meeting summary

  1. Neutron L3 support (Madhu, 19:04:08)
    1. http://dtucker.co.uk/hack/building-a-router-with-openvswitch.html dave_tucker’s blog on new L3 features (tbachman, 19:05:08)
    2. existing pipeline had to be modified in order to support new L3 features (tbachman, 19:05:59)
    3. Table 0 is a classifier, to determine which table to send to next (tbachman, 19:06:22)
    4. Table 100 is ACLs (tbachman, 19:06:27)
    5. Table 105 is for ARP Responder (tbachman, 19:06:35)
    6. Table 5 is for L3 Rewrites (tbachman, 19:06:42)
    7. Table 10 is for L3 Routing (tbachman, 19:06:48)
    8. Table 15 is for L3 Forwarding (tbachman, 19:07:14)
    9. Table 20 is for L2 Rewrites (L2 Tun Encap) (tbachman, 19:07:26)
    10. Table 20 is for L2 Forwarding (tbachman, 19:07:39)
    11. the DVR mechanism that is demonstrated will require an external access from every compute node (Madhu, 19:19:48)
    12. https://gist.github.com/79503d5b3752e5dc64e7 (dave_tucker, 19:22:25)

  2. Neutron security groups (tbachman, 19:23:34)
    1. TCP flags are being used for state (tbachman, 19:25:24)
    2. long term plan is OVS use of conn tracker (tbachman, 19:25:54)
    3. https://github.com/dave-tucker/odl-neutron-drivers/blob/master/odldrivers/lbaas/driver.py skeleton LBaaS driver (tbachman, 19:39:48)

  3. Trello Board (tbachman, 19:40:38)
  4. Neutron security groups (revisited) (tbachman, 19:41:22)
    1. The range feature for ports isn’t implemented yet, but individual ports work (tbachman, 19:42:03)
    2. Madhu says that if there are any NXM requirements, let him know ASAP (tbachman, 19:43:07)
    3. We allow specific ports inbound on TCP SYN (tbachman, 19:43:58)
    4. the fields focused on are TCP Protocol, TCP port min/max, and IP Prefix (tbachman, 19:50:09)
    5. networkstatic stayed away from using resubmit, in order to support HW platforms (tbachman, 19:53:14)

  5. Pipeline discussion (tbachman, 19:53:30)
    1. dave_tucker says a convention would be helpful so that services know where to put their rules in the pipeline (tbachman, 19:55:21)
    2. There’s a question of where security groups should live (tbachman, 19:56:50)
    3. Would they be better implemented in the beginning of the pipeline and use resubmit or should it be somewhere else in the pipeline (tbachman, 19:57:26)


Meeting ended at 20:08:05 UTC (full logs).

Action items

  1. (none)


People present (lines said)

  1. tbachman (38)
  2. Madhu (8)
  3. odl_meetbot (5)
  4. dave_tucker (3)
  5. networkstatic (0)


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