Open Stack

> -----Original Message-----
> From: pranab boruah [mailto:pranabjyotiboruah at gmail.com]
> Sent: Friday, October 6, 2017 9:45 AM
> To: openstack at lists.openstack.org
> Cc: Moshe Levi <moshele at mellanox.com>; sean.k.mooney at intel.com
> Subject: [openstack-dev] [networking-odl] [SRIOV] [OVS HW offload] ERROR
> in port binding
> 
> Hi,
> 
> We have a SRIOV NIC that supports SRIOV and OVS HW offload. We built a
> pike cluster with networking-odl as the mechanism driver.
> 
> As Sean mentioned that ODL part for SRIOV + OVS HW offload is not ready,
> so we applied the following patches to ODL(version Nitrogen) :
> 
> 1.
> https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.
> opendaylight.org%2Fgerrit%2F%23%2Fc%2F62481%2F&data=02%7C01%7Cm
> oshele%40mellanox.com%7C28fcc198f7614f11c71a08d50c85c083%7Ca652971
> c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C636428690968981939&sdata=y8e
> M1UjhRFofxv0JAkUyxzqvU6oQv8ctB%2Bu2fKohsZs%3D&reserved=0
> 2.
> https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.
> opendaylight.org%2Fgerrit%2F%23%2Fc%2F60259%2F&data=02%7C01%7Cm
> oshele%40mellanox.com%7C28fcc198f7614f11c71a08d50c85c083%7Ca652971
> c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C636428690968981939&sdata=eQl
> T9o4oeDv1XnnGMrWEqFsI8zWXoqwKEkKCVmav4cg%3D&reserved=0
> 
> Now, when we create a direct vnic_type port and try to launch instances, we
> are running into issues.
> 
> 1. The ODL patches didn't work straight away with Nitrogen version.
> The patches needs to be rebased.
Yes ODL patch is till work in progress.
> 
> 2. Modified Nova to include the pci device list. Also, added host-config to the
> compute node using the following command
> 
> ovs-vsctl set Open_vSwitch 7ef8db05-8a4f-4cea-8b3b-432416c102fc
> external_ids:odl_os_hostconfig_config_odl_l2="{"supported_vnic_types":
> [{"vnic_type": "normal", "vif_type":"ovs", "vif_details": {} },
> {"vnic_type": "direct", "vif_type": "ovs", "vif_details": {} } ],
> "allowed_network_types": ["local", "gre", "vlan", "vxlan"]}"
I used the set_ovs_hostconfigs script see https://github.com/openstack/networking-odl/blob/master/networking_odl/cmd/set_ovs_hostconfigs.py 
With the ovs_sriov_offload and it worked for me. 

> 
> The error I am getting is from networking-odl ML2 driver. Do we need to
> apply any patch there too?
> 
> This is what the errror log says:
> 
> networking_odl.ml2.pseudo_agentdb_binding
> [req-0652004a-fd30-4503-aa57-e34aa8cff54e
> 401f4c71873f4d17be9fbeabe423b7f9 8b48f23ebf754c41b336d13e69dcce11 -
> default default] Binding failed: unsupported VNIC direct
> 
> 2017-10-04 09:49:55.237 34400 WARNING
> networking_odl.ml2.pseudo_agentdb_binding
> [req-0652004a-fd30-4503-aa57-e34aa8cff54e
> 401f4c71873f4d17be9fbeabe423b7f9 8b48f23ebf754c41b336d13e69dcce11 -
> default default] No ODL hostconfigs for host overcloud-novacompute-
> 1.localdomain found in agentdb
> 
> 2017-10-04 09:49:55.237 34400 ERROR neutron.plugins.ml2.managers [req-
> 0652004a-fd30-4503-aa57-e34aa8cff54e
> 401f4c71873f4d17be9fbeabe423b7f9 8b48f23ebf754c41b336d13e69dcce11 -
> default default] Failed to bind port
> 96dc3a1f-fb21-4d9a-adfe-f34db45993d9 on host overcloud-novacompute-
> 1.localdomain for vnic_type direct using segments [{'network_id': '6f747dee-
> 3186-4aeb-b139-820c16709aee',
> 'segmentation_id': 81, 'physical_network': None, 'id':
> '845af7aa-5609-428c-bbd9-d133e16f9c22', 'network_type': u'vxlan'}]
> 
> Are we missing any additional configuration step?
> 
> TIA,
> Pranab