Output of qpid-config exchanges -r …
>From A:
Exchange '' (direct)
bind [bbdae4e2-0430-4742-a807-15ace7783f27:0.0] =>
bbdae4e2-0430-4742-a807-15ace7783f27:0.0
bind [A] => A
bind
[qpid.bridge_queue_qpid.tcp:192.168.0.2:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee]
=>
qpid.bridge_queue_qpid.tcp:192.168.0.2:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
Exchange 'amq.direct' (direct)
Exchange 'amq.fanout' (fanout)
Exchange 'amq.match' (headers)
Exchange 'amq.topic' (topic)
Exchange 'test-topic' (topic)
bind [A] => A
bind [B] =>
qpid.bridge_queue_qpid.tcp:192.168.0.2:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
{u'qpid.replicate': u'none', u'qpid.fed.origin':
u'd7ea0855-a1db-451a-bb72-ec61814db3ee', u'qpid.fed.op': u'B',
u'qpid.fed.tags': u'd7ea0855-a1db-451a-bb72-ec61814db3ee'}
Exchange 'qmf.default.direct' (direct)
Exchange 'qmf.default.topic' (topic)
bind [direct.84b0aac3-1a88-4b49-b8b6-5861299aaded] =>
bbdae4e2-0430-4742-a807-15ace7783f27:0.0
Exchange 'qpid.management' (topic)
>From B:
Exchange '' (direct)
bind [0eada2e3-a87a-42dc-9dd6-795599ee713c:0.0] =>
0eada2e3-a87a-42dc-9dd6-795599ee713c:0.0
bind [B] => B
bind
[qpid.bridge_queue_qpid.tcp:192.168.0.1:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee]
=>
qpid.bridge_queue_qpid.tcp:192.168.0.1:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
bind
[qpid.bridge_queue_qpid.tcp:192.168.1.2:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee]
=>
qpid.bridge_queue_qpid.tcp:192.168.1.2:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
Exchange 'amq.direct' (direct)
Exchange 'amq.fanout' (fanout)
Exchange 'amq.match' (headers)
Exchange 'amq.topic' (topic)
Exchange 'test-topic' (topic)
bind [B] => B
bind [A] =>
qpid.bridge_queue_qpid.tcp:192.168.0.1:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
{u'qpid.replicate': u'none', u'qpid.fed.origin':
u'd7ea0855-a1db-451a-bb72-ec61814db3ee', u'qpid.fed.op': u'B',
u'qpid.fed.tags': u'd7ea0855-a1db-451a-bb72-ec61814db3ee'}
bind [C] =>
qpid.bridge_queue_qpid.tcp:192.168.1.2:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
{u'qpid.replicate': u'none', u'qpid.fed.origin':
u'd7ea0855-a1db-451a-bb72-ec61814db3ee', u'qpid.fed.op': u'B',
u'qpid.fed.tags': u'd7ea0855-a1db-451a-bb72-ec61814db3ee'}
Exchange 'qmf.default.direct' (direct)
Exchange 'qmf.default.topic' (topic)
bind [direct.11ec68b2-a11a-40f9-b9dd-8eb58352329c] =>
0eada2e3-a87a-42dc-9dd6-795599ee713c:0.0
Exchange 'qpid.management' (topic)
>From C:
Exchange '' (direct)
bind [991fc38f-2e1e-4efd-a60d-8725a21b4360:0.0] =>
991fc38f-2e1e-4efd-a60d-8725a21b4360:0.0
bind [C] => C
bind
[qpid.bridge_queue_qpid.tcp:192.168.1.1:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee]
=>
qpid.bridge_queue_qpid.tcp:192.168.1.1:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
Exchange 'amq.direct' (direct)
Exchange 'amq.fanout' (fanout)
Exchange 'amq.match' (headers)
Exchange 'amq.topic' (topic)
Exchange 'test-topic' (topic)
bind [C] => C
bind [B] =>
qpid.bridge_queue_qpid.tcp:192.168.1.1:5672!test-topic!test-topic!_d7ea0855-a1db-451a-bb72-ec61814db3ee
{u'qpid.replicate': u'none', u'qpid.fed.origin':
u'd7ea0855-a1db-451a-bb72-ec61814db3ee', u'qpid.fed.op': u'B',
u'qpid.fed.tags': u'd7ea0855-a1db-451a-bb72-ec61814db3ee'}
Exchange 'qmf.default.direct' (direct)
Exchange 'qmf.default.topic' (topic)
bind [direct.aa8e0d92-7bbf-4784-8c66-14a2cf6d9379] =>
991fc38f-2e1e-4efd-a60d-8725a21b4360:0.0
Exchange 'qpid.management' (topic)
Outout of qpid-stat -e on A after trying to send a message to b and then c
Exchanges
exchange type dur bind msgIn msgOut msgDrop byteIn
byteOut byteDrop
===========================================================================================
direct 3 0 0 0 0 0
0
amq.direct direct Y 0 76 76 0 34.7k 34.7k
0
amq.fanout fanout Y 0 0 0 0 0 0
0
amq.match headers Y 0 0 0 0 0 0
0
amq.topic topic Y 0 0 0 0 0 0
0
test-topic topic 2 3 2 1 12 8
4 <--- (drop is 1 after attempt to sent to c)
qmf.default.direct direct 0 9 9 0 2.40k 2.40k
0
qmf.default.topic topic 1 333 7 326 255k 17.2k
238k
qpid.management topic 0 0 0 0 0 0
0
Thought: It seems that A doesn't know anything a about C or c so it drops the
message... could this have something to do with using a topic exchange? Or
should B be telling A what it knows about C (but isn't)?
Thanks,
-Andrew
On Sep 11, 2013, at 5:18 PM, "Ted Ross [via Qpid]"
<ml-node+s2158936n7598110...@n2.nabble.com> wrote:
>
> On 09/11/2013 04:39 PM, bacon wrote:
>
> > Let me start by saying that I am almost certainly missing some important
> > detail on how exchanges/dynamic routes work. With that said, here is what I
> > am trying to do with qpid-cpp-0.24:
> >
> > I have 3 exchanges on three machines, lets call the A, B and C. Each with
> > bound queues a, b and c
> >
> > A has bidirectional dynamic routes with B
> > B has bidirectional dynamic routes with C
> >
> > node A has no network connectivity with node C (only A <-> B and B<-> C)
> >
> > What I want to do is to introduce a message on exchange A with destination
> > c
> > and have the message first routed to B and then onto exchange C and queue c.
>
> What you are attempting should work.
>
> >
> > The network setup:
> >
> > A <-192.168.0.2/24 ------- 192.268.0.1/24 -> B <- 192.168.1.2/24 -------
> > 192.168.1.1/24 ->
> >
> > The qpidd setup:
> >
> > On each:
> > ./qpid-config add exchange topic test-topic
> > ./qpid-config add queue A/B/C
> > ./qpid-config bind test-topic A/B/C A/B/C
> >
> > on A:
> > ./qpid-route -v dynamic add 192.168.0.1 192.168.0.2 test-topic
> > ./qpid-route -v dynamic add 192.168.0.2 192.168.0.1 test-topic
> >
> >
> > on B
> > ./qpid-route -v dynamic add 192.168.1.1 192.168.1.2 test-topic
> > ./qpid-route -v dynamic add 192.168.1.2 192.168.1.1 test-topic
>
> It would be helpful to see the output of "qpid-config exchanges -r" on
> broker B (the middle one). This will show how the bindings have
> arranged themselves.
>
> Actually, post the output for all three brokers.
>
> >
> >
> > I can send messages from A to B (and b) as well as B to C (and c) but every
> > message I send to c from A gets dropped which says to me that A is never
> > being informed of the queue on C via B.
> >
> > A route map is similarly puzzling:
>
> Don't worryabout route-map. It's connecting to one broker and
> attempting to get the addresses of all the connected brokers. Since C
> is not reachable, route-map won't be able to query it. This has no
> bearing on the way messages flow. Route-map might work if run from B
> since B has connectivity to all the brokers.
>
> >
> > [root@A bin]# ./qpid-route route map localhost
> >
> > Finding Linked Brokers:
> > localhost:5672... Ok
> > 192.168.0.1:5672... Ok
> > 192.168.0.2:5672... Ok
> > 192.168.1.1:5672... [Errno 110] Connection timed out
> > 192.168.1.1:5672... [Errno 110] Connection timed out
> >
> > Dynamic Routes:
> >
> > Exchange test-topic:
> > 192.168.0.1:5672 => localhost:5672
> > 192.168.0.2:5672 <=> 192.168.0.1:5672
> > 192.168.1.1:5672 => 192.168.0.1:5672
> >
> > Static Routes:
> > none found
> >
> >
> > This says to me that the IP address of C is being sent to A via B.. which,
> > as I understand dynamic routes, should not happen (because I'm not doing
> > routing between them).
> >
> > Any help would be greatly appreciated. I believe that this should be
> > possible and I think there is some fundamental concept that I'm missing but
> > I am stuck at the moment.
> >
> > Thanks!
> > --Andrew
> >
> >
> >
> > --
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> >
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