Sounds good.

Just checked the patch, by default the C IDL has "leader_only" as true,
which ensures that connection is to leader only. This is the case for
northd. So the lock works for northd hot active-standby purpose if all the
ovsdb endpoints of a cluster are specified to northd, since all northds are
connecting to the same DB, the leader.

For neutron networking-ovn, this may not work yet, since I didn't see such
logic in the python IDL in current patch series. It would be good if we add
similar logic for python IDL. (@ben/numan, correct me if I am wrong)

On Wed, Mar 21, 2018 at 6:49 PM, aginwala <aginw...@asu.edu> wrote:

> Hi :
>
> Just sorted out the correct settings and northd also works in ha in raft.
>
> There were 2 issues in the setup:
> 1. I had started nb db without --db-nb-create-insecure-remote
> 2. I also started northd locally on all 3 without remote which is like all
> three northd trying to lock the ovsdb locally.
>
> Hence, the duplicate logs were populated in the southbound datapath due to
> multiple northd trying to write the local copy.
>
> So, I now start nb db with --db-nb-create-insecure-remote and northd on
> all 3 nodes using below command:
>
> ovn-northd -vconsole:emer -vsyslog:err -vfile:info --ovnnb-db="tcp:
> 10.169.125.152:6641,tcp:10.169.125.131:6641,tcp:10.148.181.162:6641"
> --ovnsb-db="tcp:10.169.125.152:6642,tcp:10.169.125.131:6642,tcp:
> 10.148.181.162:6642" --no-chdir --log-file=/var/log/openvswitch/ovn-northd.log
> --pidfile=/var/run/openvswitch/ovn-northd.pid --detach --monitor
>
>
> #At start, northd went active on the leader node and standby on other two
> nodes.
>
> #After old leader crashed and new leader got elected, northd goes active
> on any of the remaining 2 nodes as per sample logs below from non-leader
> node:
> 2018-03-22T00:20:30.732Z|00023|ovn_northd|INFO|ovn-northd lock lost. This
> ovn-northd instance is now on standby.
> 2018-03-22T00:20:30.743Z|00024|ovn_northd|INFO|ovn-northd lock acquired.
> This ovn-northd instance is now active.
>
> # Also ovn-controller works similar way if leader goes down and connects
> to any of the remaining 2 nodes:
> 2018-03-22T01:21:56.250Z|00029|ovsdb_idl|INFO|tcp:10.148.181.162:6642:
> clustered database server is disconnected from cluster; trying another
> server
> 2018-03-22T01:21:56.250Z|00030|reconnect|INFO|tcp:10.148.181.162:6642:
> connection attempt timed out
> 2018-03-22T01:21:56.250Z|00031|reconnect|INFO|tcp:10.148.181.162:6642:
> waiting 4 seconds before reconnect
> 2018-03-22T01:23:52.417Z|00043|reconnect|INFO|tcp:10.148.181.162:6642:
> connected
>
>
>
> Above settings will also work if we put all the nodes behind the vip and
> updates the ovn configs to use vips. So we don't need pacemaker explicitly
> for northd HA :).
>
> Since the setup is complete now, I will populate the same in scale test
> env and see how it behaves.
>
> @Numan: We can try the same with networking-ovn integration and see if we
> find anything weird there too. Not sure if you have any exclusive findings
> for this case.
>
> Let me know if something else is missed here.
>
>
>
>
> Regards,
>
> On Wed, Mar 21, 2018 at 2:50 PM, Han Zhou <zhou...@gmail.com> wrote:
>
>> Ali, sorry if I misunderstand what you are saying, but pacemaker here is
>> for northd HA. pacemaker itself won't point to any ovsdb cluster node. All
>> northds can point to a LB VIP for the ovsdb cluster, so if a member of
>> ovsdb cluster is down it won't have impact to northd.
>>
>> Without clustering support of the ovsdb lock, I think this is what we
>> have now for northd HA. Please suggest if anyone has any other idea. Thanks
>> :)
>>
>> On Wed, Mar 21, 2018 at 1:12 PM, aginwala <aginw...@asu.edu> wrote:
>>
>>> :) The only thing is while using pacemaker, if the node that pacemaker
>>> if pointing to is down, all the active/standby northd nodes have to be
>>> updated to new node from the cluster. But will dig in more to see what else
>>> I can find.
>>>
>>> @Ben: Any suggestions further?
>>>
>>>
>>> Regards,
>>>
>>> On Wed, Mar 21, 2018 at 10:22 AM, Han Zhou <zhou...@gmail.com> wrote:
>>>
>>>>
>>>>
>>>> On Wed, Mar 21, 2018 at 9:49 AM, aginwala <aginw...@asu.edu> wrote:
>>>>
>>>>> Thanks Numan:
>>>>>
>>>>> Yup agree with the locking part. For now; yes I am running northd on
>>>>> one node. I might right a script to monitor northd  in cluster so that if
>>>>> the node where it's running goes down, script can spin up northd on one
>>>>> other active nodes as a dirty hack.
>>>>>
>>>>> The "dirty hack" is pacemaker :)
>>>>
>>>>
>>>>> Sure, will await for the inputs from Ben too on this and see how
>>>>> complex would it be to roll out this feature.
>>>>>
>>>>>
>>>>> Regards,
>>>>>
>>>>>
>>>>> On Wed, Mar 21, 2018 at 5:43 AM, Numan Siddique <nusid...@redhat.com>
>>>>> wrote:
>>>>>
>>>>>> Hi Aliasgar,
>>>>>>
>>>>>> ovsdb-server maintains locks per each connection and not across the
>>>>>> db. A workaround for you now would be to configure all the ovn-northd
>>>>>> instances to connect to one ovsdb-server if you want to have 
>>>>>> active/standy.
>>>>>>
>>>>>> Probably Ben can answer if there is a plan to support ovsdb locks
>>>>>> across the db. We also need this support in networking-ovn as it also 
>>>>>> uses
>>>>>> ovsdb locks.
>>>>>>
>>>>>> Thanks
>>>>>> Numan
>>>>>>
>>>>>>
>>>>>> On Wed, Mar 21, 2018 at 1:40 PM, aginwala <aginw...@asu.edu> wrote:
>>>>>>
>>>>>>> Hi Numan:
>>>>>>>
>>>>>>> Just figured out that ovn-northd is running as active on all 3 nodes
>>>>>>> instead of one active instance as I continued to test further which 
>>>>>>> results
>>>>>>> in db errors as per logs.
>>>>>>>
>>>>>>>
>>>>>>> # on node 3, I run ovn-nbctl ls-add ls2 ; it populates below logs
>>>>>>> in  ovn-north
>>>>>>> 2018-03-21T06:01:59.442Z|00007|ovsdb_idl|WARN|transaction error:
>>>>>>> {"details":"Transaction causes multiple rows in \"Datapath_Binding\" 
>>>>>>> table
>>>>>>> to have identical values (1) for index on column \"tunnel_key\".  First
>>>>>>> row, with UUID 8c5d9342-2b90-4229-8ea1-001a733a915c, was inserted
>>>>>>> by this transaction.  Second row, with UUID 
>>>>>>> 8e06f919-4cc7-4ffc-9a79-20ce6663b683,
>>>>>>> existed in the database before this transaction and was not modified by 
>>>>>>> the
>>>>>>> transaction.","error":"constraint violation"}
>>>>>>>
>>>>>>> In southbound datapath list, 2 duplicate records gets created for
>>>>>>> same switch.
>>>>>>>
>>>>>>> # ovn-sbctl list Datapath
>>>>>>> _uuid               : b270ae30-3458-445f-95d2-b14e8ebddd01
>>>>>>> external_ids        : 
>>>>>>> {logical-switch="4d6674e3-ff9f-4f38-b050-0fa9bec9e34d",
>>>>>>> name="ls2"}
>>>>>>> tunnel_key          : 2
>>>>>>>
>>>>>>> _uuid               : 8e06f919-4cc7-4ffc-9a79-20ce6663b683
>>>>>>> external_ids        : 
>>>>>>> {logical-switch="4d6674e3-ff9f-4f38-b050-0fa9bec9e34d",
>>>>>>> name="ls2"}
>>>>>>> tunnel_key          : 1
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> # on nodes 1 and 2 where northd is running, it gives below error:
>>>>>>> 2018-03-21T06:01:59.437Z|00008|ovsdb_idl|WARN|transaction error:
>>>>>>> {"details":"cannot delete Datapath_Binding row
>>>>>>> 8e06f919-4cc7-4ffc-9a79-20ce6663b683 because of 17 remaining
>>>>>>> reference(s)","error":"referential integrity violation"}
>>>>>>>
>>>>>>> As per commit message, for northd I re-tried setting --ovnnb-db="tcp:
>>>>>>> 10.169.125.152:6641,tcp:10.169.125.131:6641,tcp:10.148.181.162:6641"
>>>>>>> and --ovnsb-db="tcp:10.169.125.152:6642,tcp:10.169.125.131:6642,tcp:
>>>>>>> 10.148.181.162:6642" and it did not help either.
>>>>>>>
>>>>>>> There is no issue if I keep running only one instance of northd on
>>>>>>> any of these 3 nodes. Hence, wanted to know is there something else
>>>>>>> missing here to make only one northd instance as active and rest as
>>>>>>> standby?
>>>>>>>
>>>>>>>
>>>>>>> Regards,
>>>>>>>
>>>>>>> On Thu, Mar 15, 2018 at 3:09 AM, Numan Siddique <nusid...@redhat.com
>>>>>>> > wrote:
>>>>>>>
>>>>>>>> That's great
>>>>>>>>
>>>>>>>> Numan
>>>>>>>>
>>>>>>>>
>>>>>>>> On Thu, Mar 15, 2018 at 2:57 AM, aginwala <aginw...@asu.edu> wrote:
>>>>>>>>
>>>>>>>>> Hi Numan:
>>>>>>>>>
>>>>>>>>> I tried on new nodes (kernel : 4.4.0-104-generic , Ubuntu
>>>>>>>>> 16.04)with fresh installation and it worked super fine for both
>>>>>>>>> sb and nb dbs. Seems like some kernel issue on the previous nodes
>>>>>>>>> when I re-installed raft patch as I was running different ovs version 
>>>>>>>>> on
>>>>>>>>> those nodes before.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> For 2 HVs, I now set ovn-remote="tcp:10.169.125.152:6642, tcp:
>>>>>>>>> 10.169.125.131:6642, tcp:10.148.181.162:6642"  and started
>>>>>>>>> controller and it works super fine.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Did some failover testing by rebooting/killing the leader (
>>>>>>>>> 10.169.125.152) and bringing it back up and it works as expected.
>>>>>>>>> Nothing weird noted so far.
>>>>>>>>>
>>>>>>>>> # check-cluster gives below data one of the node(10.148.181.162) post
>>>>>>>>> leader failure
>>>>>>>>>
>>>>>>>>> ovsdb-tool check-cluster /etc/openvswitch/ovnsb_db.db
>>>>>>>>> ovsdb-tool: leader /etc/openvswitch/ovnsb_db.db for term 2 has log
>>>>>>>>> entries only up to index 18446744073709551615, but index 9 was 
>>>>>>>>> committed in
>>>>>>>>> a previous term (e.g. by /etc/openvswitch/ovnsb_db.db)
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> For check-cluster, are we planning to add more output showing
>>>>>>>>> which node is active(leader), etc in upcoming versions ?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Thanks a ton for helping sort this out.  I think the patch looks
>>>>>>>>> good to be merged post addressing of the comments by Justin along 
>>>>>>>>> with the
>>>>>>>>> man page details for ovsdb-tool.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> I will do some more crash testing for the cluster along with the
>>>>>>>>> scale test and keep you posted if something unexpected is noted.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Regards,
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Tue, Mar 13, 2018 at 11:07 PM, Numan Siddique <
>>>>>>>>> nusid...@redhat.com> wrote:
>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Wed, Mar 14, 2018 at 7:51 AM, aginwala <aginw...@asu.edu>
>>>>>>>>>> wrote:
>>>>>>>>>>
>>>>>>>>>>> Sure.
>>>>>>>>>>>
>>>>>>>>>>> To add on , I also ran for nb db too using different port  and
>>>>>>>>>>> Node2 crashes with same error :
>>>>>>>>>>> # Node 2
>>>>>>>>>>> /usr/share/openvswitch/scripts/ovn-ctl
>>>>>>>>>>> --db-nb-addr=10.99.152.138 --db-nb-port=6641 
>>>>>>>>>>> --db-nb-cluster-remote-addr="t
>>>>>>>>>>> cp:10.99.152.148:6645" --db-nb-cluster-local-addr="tcp:
>>>>>>>>>>> 10.99.152.138:6645" start_nb_ovsdb
>>>>>>>>>>> ovsdb-server: ovsdb error: /etc/openvswitch/ovnnb_db.db: cannot
>>>>>>>>>>> identify file type
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>> Hi Aliasgar,
>>>>>>>>>>
>>>>>>>>>> It worked for me. Can you delete the old db files in
>>>>>>>>>> /etc/openvswitch/ and try running the commands again ?
>>>>>>>>>>
>>>>>>>>>> Below are the commands I ran in my setup.
>>>>>>>>>>
>>>>>>>>>> Node 1
>>>>>>>>>> -------
>>>>>>>>>> sudo /usr/share/openvswitch/scripts/ovn-ctl
>>>>>>>>>> --db-sb-addr=192.168.121.91 --db-sb-port=6642 
>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>> --db-sb-cluster-local-addr=tcp:192.168.121.91:6644 start_sb_ovsdb
>>>>>>>>>>
>>>>>>>>>> Node 2
>>>>>>>>>> ---------
>>>>>>>>>> sudo /usr/share/openvswitch/scripts/ovn-ctl
>>>>>>>>>> --db-sb-addr=192.168.121.87 --db-sb-port=6642 
>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>> --db-sb-cluster-local-addr="tcp:192.168.121.87:6644"
>>>>>>>>>> --db-sb-cluster-remote-addr="tcp:192.168.121.91:6644"
>>>>>>>>>> start_sb_ovsdb
>>>>>>>>>>
>>>>>>>>>> Node 3
>>>>>>>>>> ---------
>>>>>>>>>> sudo /usr/share/openvswitch/scripts/ovn-ctl
>>>>>>>>>> --db-sb-addr=192.168.121.78 --db-sb-port=6642 
>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>> --db-sb-cluster-local-addr="tcp:192.168.121.78:6644"
>>>>>>>>>> --db-sb-cluster-remote-addr="tcp:192.168.121.91:6644"
>>>>>>>>>> start_sb_ovsdb
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Thanks
>>>>>>>>>> Numan
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Tue, Mar 13, 2018 at 9:40 AM, Numan Siddique <
>>>>>>>>>>> nusid...@redhat.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> On Tue, Mar 13, 2018 at 9:46 PM, aginwala <aginw...@asu.edu>
>>>>>>>>>>>> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks Numan for the response.
>>>>>>>>>>>>>
>>>>>>>>>>>>> There is no command start_cluster_sb_ovsdb in the source code
>>>>>>>>>>>>> too. Is that in a separate commit somewhere? Hence, I used 
>>>>>>>>>>>>> start_sb_ovsdb
>>>>>>>>>>>>> which I think would not be a right choice?
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Sorry, I meant start_sb_ovsdb. Strange that it didn't work for
>>>>>>>>>>>> you. Let me try it out again and update this thread.
>>>>>>>>>>>>
>>>>>>>>>>>> Thanks
>>>>>>>>>>>> Numan
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> # Node1  came up as expected.
>>>>>>>>>>>>> ovn-ctl --db-sb-addr=10.99.152.148 --db-sb-port=6642
>>>>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>>>>> --db-sb-cluster-local-addr="tcp:10.99.152.148:6644"
>>>>>>>>>>>>> start_sb_ovsdb.
>>>>>>>>>>>>>
>>>>>>>>>>>>> # verifying its a clustered db with ovsdb-tool
>>>>>>>>>>>>> db-local-address /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>> tcp:10.99.152.148:6644
>>>>>>>>>>>>> # ovn-sbctl show works fine and chassis are being populated
>>>>>>>>>>>>> correctly.
>>>>>>>>>>>>>
>>>>>>>>>>>>> #Node 2 fails with error:
>>>>>>>>>>>>> /usr/share/openvswitch/scripts/ovn-ctl
>>>>>>>>>>>>> --db-sb-addr=10.99.152.138 --db-sb-port=6642 
>>>>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>>>>> --db-sb-cluster-remote-addr="tcp:10.99.152.148:6644"
>>>>>>>>>>>>> --db-sb-cluster-local-addr="tcp:10.99.152.138:6644"
>>>>>>>>>>>>> start_sb_ovsdb
>>>>>>>>>>>>> ovsdb-server: ovsdb error: /etc/openvswitch/ovnsb_db.db:
>>>>>>>>>>>>> cannot identify file type
>>>>>>>>>>>>>
>>>>>>>>>>>>> # So i did start the sb db the usual way using start_ovsdb to
>>>>>>>>>>>>> just get the db file created and killed the sb pid and re-ran the 
>>>>>>>>>>>>> command
>>>>>>>>>>>>> which gave actual error where it complains for join-cluster 
>>>>>>>>>>>>> command that is
>>>>>>>>>>>>> being called internally
>>>>>>>>>>>>> /usr/share/openvswitch/scripts/ovn-ctl
>>>>>>>>>>>>> --db-sb-addr=10.99.152.138 --db-sb-port=6642 
>>>>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>>>>> --db-sb-cluster-remote-addr="tcp:10.99.152.148:6644"
>>>>>>>>>>>>> --db-sb-cluster-local-addr="tcp:10.99.152.138:6644"
>>>>>>>>>>>>> start_sb_ovsdb
>>>>>>>>>>>>> ovsdb-tool: /etc/openvswitch/ovnsb_db.db: not a clustered
>>>>>>>>>>>>> database
>>>>>>>>>>>>>  * Backing up database to /etc/openvswitch/ovnsb_db.db.b
>>>>>>>>>>>>> ackup1.15.0-70426956
>>>>>>>>>>>>> ovsdb-tool: 'join-cluster' command requires at least 4
>>>>>>>>>>>>> arguments
>>>>>>>>>>>>>  * Creating cluster database /etc/openvswitch/ovnsb_db.db from
>>>>>>>>>>>>> existing one
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> # based on above error I killed the sb db pid again and  try
>>>>>>>>>>>>> to create a local cluster on node  then re-ran the join operation 
>>>>>>>>>>>>> as per
>>>>>>>>>>>>> the source code function.
>>>>>>>>>>>>> ovsdb-tool join-cluster /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>> OVN_Southbound tcp:10.99.152.138:6644 tcp:10.99.152.148:6644
>>>>>>>>>>>>> which still complains
>>>>>>>>>>>>> ovsdb-tool: I/O error: /etc/openvswitch/ovnsb_db.db: create
>>>>>>>>>>>>> failed (File exists)
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> # Node 3: I did not try as I am assuming the same failure as
>>>>>>>>>>>>> node 2
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> Let me know may know further.
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Tue, Mar 13, 2018 at 3:08 AM, Numan Siddique <
>>>>>>>>>>>>> nusid...@redhat.com> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi Aliasgar,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Tue, Mar 13, 2018 at 7:11 AM, aginwala <aginw...@asu.edu>
>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hi Ben/Noman:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> I am trying to setup 3 node southbound db cluster  using
>>>>>>>>>>>>>>> raft10 <https://patchwork.ozlabs.org/patch/854298/> in
>>>>>>>>>>>>>>> review.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> # Node 1 create-cluster
>>>>>>>>>>>>>>> ovsdb-tool create-cluster /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>>>> /root/ovs-reviews/ovn/ovn-sb.ovsschema tcp:
>>>>>>>>>>>>>>> 10.99.152.148:6642
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> A different port is used for RAFT. So you have to choose
>>>>>>>>>>>>>> another port like 6644 for example.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> # Node 2
>>>>>>>>>>>>>>> ovsdb-tool join-cluster /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>>>> OVN_Southbound tcp:10.99.152.138:6642 tcp:10.99.152.148:6642 
>>>>>>>>>>>>>>> --cid
>>>>>>>>>>>>>>> 5dfcb678-bb1d-4377-b02d-a380edec2982
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> #Node 3
>>>>>>>>>>>>>>> ovsdb-tool join-cluster /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>>>> OVN_Southbound tcp:10.99.152.101:6642 tcp:10.99.152.138:6642
>>>>>>>>>>>>>>> tcp:10.99.152.148:6642 --cid 5dfcb678-bb1d-4377-b02d-a380ed
>>>>>>>>>>>>>>> ec2982
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> # ovn remote is set to all 3 nodes
>>>>>>>>>>>>>>> external_ids:ovn-remote="tcp:10.99.152.148:6642, tcp:
>>>>>>>>>>>>>>> 10.99.152.138:6642, tcp:10.99.152.101:6642"
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> # Starting sb db on node 1 using below command on node 1:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> ovsdb-server --detach --monitor -vconsole:off -vraft
>>>>>>>>>>>>>>> -vjsonrpc --log-file=/var/log/openvswitch/ovsdb-server-sb.log
>>>>>>>>>>>>>>> --pidfile=/var/run/openvswitch/ovnsb_db.pid
>>>>>>>>>>>>>>> --remote=db:OVN_Southbound,SB_Global,connections
>>>>>>>>>>>>>>> --unixctl=ovnsb_db.ctl 
>>>>>>>>>>>>>>> --private-key=db:OVN_Southbound,SSL,private_key
>>>>>>>>>>>>>>> --certificate=db:OVN_Southbound,SSL,certificate
>>>>>>>>>>>>>>> --ca-cert=db:OVN_Southbound,SSL,ca_cert
>>>>>>>>>>>>>>> --ssl-protocols=db:OVN_Southbound,SSL,ssl_protocols
>>>>>>>>>>>>>>> --ssl-ciphers=db:OVN_Southbound,SSL,ssl_ciphers
>>>>>>>>>>>>>>> --remote=punix:/var/run/openvswitch/ovnsb_db.sock
>>>>>>>>>>>>>>> /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> # check-cluster is returning nothing
>>>>>>>>>>>>>>> ovsdb-tool check-cluster /etc/openvswitch/ovnsb_db.db
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> # ovsdb-server-sb.log below shows the leader is elected with
>>>>>>>>>>>>>>> only one server and there are rbac related debug logs with rpc 
>>>>>>>>>>>>>>> replies and
>>>>>>>>>>>>>>> empty params with no errors
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> 2018-03-13T01:12:02Z|00002|raft|DBG|server 63d1 added to
>>>>>>>>>>>>>>> configuration
>>>>>>>>>>>>>>> 2018-03-13T01:12:02Z|00003|raft|INFO|term 6: starting
>>>>>>>>>>>>>>> election
>>>>>>>>>>>>>>> 2018-03-13T01:12:02Z|00004|raft|INFO|term 6: elected leader
>>>>>>>>>>>>>>> by 1+ of 1 servers
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Now Starting the ovsdb-server on the other clusters fails
>>>>>>>>>>>>>>> saying
>>>>>>>>>>>>>>> ovsdb-server: ovsdb error: /etc/openvswitch/ovnsb_db.db:
>>>>>>>>>>>>>>> cannot identify file type
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Also noticed that man ovsdb-tool is missing cluster details.
>>>>>>>>>>>>>>> Might want to address it in the same patch or different.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Please advise to what is missing here for running ovn-sbctl
>>>>>>>>>>>>>>> show as this command hangs.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I think you can use the ovn-ctl command
>>>>>>>>>>>>>> "start_cluster_sb_ovsdb" for your testing (atleast for now)
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> For your setup, I think you can start the cluster as
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> # Node 1
>>>>>>>>>>>>>> ovn-ctl --db-sb-addr=10.99.152.148 --db-sb-port=6642
>>>>>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>>>>>> --db-sb-cluster-local-addr="tcp:10.99.152.148:6644"
>>>>>>>>>>>>>> start_cluster_sb_ovsdb
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> # Node 2
>>>>>>>>>>>>>> ovn-ctl --db-sb-addr=10.99.152.138 --db-sb-port=6642
>>>>>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>>>>>> --db-sb-cluster-local-addr="tcp:10.99.152.138:6644"
>>>>>>>>>>>>>> --db-sb-cluster-remote-addr="tcp:10.99.152.148:6644"
>>>>>>>>>>>>>> start_cluster_sb_ovsdb
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> # Node 3
>>>>>>>>>>>>>> ovn-ctl --db-sb-addr=10.99.152.101 --db-sb-port=6642
>>>>>>>>>>>>>> --db-sb-create-insecure-remote=yes
>>>>>>>>>>>>>> --db-sb-cluster-local-addr="tcp:10.99.152.101:6644"
>>>>>>>>>>>>>> --db-sb-cluster-remote-addr="tcp:10.99.152.148:6644" start_c
>>>>>>>>>>>>>> luster_sb_ovsdb
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Let me know how it goes.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>> Numan
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>> discuss mailing list
>>>>>>>>>>>>>>> disc...@openvswitch.org
>>>>>>>>>>>>>>> https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> discuss mailing list
>>>>> disc...@openvswitch.org
>>>>> https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
>>>>>
>>>>>
>>>>
>>>
>>
>
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