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From Nirmal Fernando <nirmal070...@gmail.com>
Subject Re: integrating haproxy with stratos
Date Fri, 11 Jul 2014 07:11:40 GMT
Dinesh seems to be working on few Jiras related to HAProxyExtension.
Dinesh, did you tackle this issue too?


On Thu, Jul 10, 2014 at 11:59 PM, Sanjiva Weerawarana <sanjiva@wso2.com>
wrote:

> Looks like this thread fell off .. did we resolve this? Keeping HAProxy
> working nicely is very important as that's the default non-HTTP LB.
>
>
> On Tue, Jun 10, 2014 at 8:07 PM, Parvez Shaikh <parvez.h.shaikh@gmail.com>
> wrote:
>
>> Sorry to nag on this but wanted to check on this again.
>>
>> As of now I am applying some workarounds to mitigate this periodic
>> startup of haproxy even in absence of topology change. Has this issue been
>> observed in past?
>>
>>
>> On Mon, Jun 9, 2014 at 8:05 PM, Parvez Shaikh <parvez.h.shaikh@gmail.com>
>> wrote:
>>
>>> Thanks Nirmal for follow up.
>>>
>>> I traced the log after enabling DEBUG level. And it appears that
>>> topology message keep on coming even if there is no topology change.
>>> Due to this new topology event message, it appears that haproxy is being
>>> respawned (previous instances still continue).
>>>
>>> Is haproxy-extension.sh reading topology event in promiscuous mode i.e.
>>> not really 'consuming' message (or not removing from queue after reading
>>> it)?
>>>
>>> Is there a way to change this, where same topology event is not
>>> repeatedly acknowledged and topology change leads to termination of
>>> previously started haproxy before start of new one?
>>>
>>> Let me know if I share logs.
>>>
>>> Parvez
>>>
>>>
>>>
>>>
>>> On Mon, Jun 9, 2014 at 6:26 PM, Nirmal Fernando <nirmal070125@gmail.com>
>>> wrote:
>>>
>>>>
>>>>
>>>>
>>>> On Mon, Jun 9, 2014 at 6:26 PM, Nirmal Fernando <nirmal070125@gmail.com
>>>> > wrote:
>>>>
>>>>> Imesh,
>>>>>
>>>>> Any idea?
>>>>>
>>>>>
>>>>> On Mon, Jun 9, 2014 at 3:35 PM, Parvez Shaikh <
>>>>> parvez.h.shaikh@gmail.com> wrote:
>>>>>
>>>>>> I figured out that we can provide bind-IP as a startup parameter in
>>>>>> haproxy-extension.sh (
>>>>>> http://mail-archives.apache.org/mod_mbox/stratos-dev/201402.mbox/%3CJIRA.12693370.1391613807947.42187.1391613969457@arcas%3E
>>>>>> )
>>>>>>
>>>>>> However problem of repeated spawning of haproxy (even with default
>>>>>> configuration provided as a part of package) persists.
>>>>>>
>>>>>> Thanks,
>>>>>> Parvez
>>>>>>
>>>>>>
>>>>>> On Mon, Jun 9, 2014 at 2:47 PM, Parvez Shaikh <
>>>>>> parvez.h.shaikh@gmail.com> wrote:
>>>>>>
>>>>>>> One more question, haproxy frontend always binds itself to 127.0.0.1:<proxy
>>>>>>> port> for backend auto scaled VMs.
>>>>>>>
>>>>>>> haproxy.cfg gets updated with following entries -
>>>>>>>
>>>>>>> frontend xyz.xyz.domain-host-127.0.0.1-proxy-8280
>>>>>>> *        bind 127.0.0.1:8280 <http://127.0.0.1:8280>*
>>>>>>>         mode http
>>>>>>>         default_backend
>>>>>>> xyz.xyz.domain-host-127.0.0.1-proxy-8280-members
>>>>>>>
>>>>>>> backend xyz.xyz.domain-host-127.0.0.1-proxy-8280-members
>>>>>>>         mode http
>>>>>>>         server xyz.xyz.domain85402fe9-733d-4d07-a15c-17bd0f72a672
>>>>>>> 172.16.2.21:22
>>>>>>>         server xyz.xyz.domain243f2caf-4860-4aba-80bf-96295c3010eb
>>>>>>> 172.16.2.22:22
>>>>>>>         server xyz.xyz.domain1dd22aac-2c27-433f-a99e-f257549d6fb2
>>>>>>> 172.16.2.25:22
>>>>>>>         server xyz.xyz.domain4edb342a-6ed7-44ef-858b-29edd31f68f9
>>>>>>> 172.16.2.24:22
>>>>>>>         server xyz.xyz.domaina9f27a71-064e-45f1-b92b-5d5728fb0b56
>>>>>>> 172.16.2.23:22
>>>>>>>
>>>>>>> Is there a way we can change this to let it bind to 0.0.0.0 instead
>>>>>>> of 127.0.0.1 ? Like any cartridge property which can help in this?
>>>>>>>
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Parvez
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Jun 9, 2014 at 1:56 PM, Parvez Shaikh <
>>>>>>> parvez.h.shaikh@gmail.com> wrote:
>>>>>>>
>>>>>>>> Hi
>>>>>>>>
>>>>>>>> I am observing that haproxy processes kept on spawning.after every
>>>>>>>> one minute -
>>>>>>>>
>>>>>>>> Starting haproxy extension...
>>>>>>>> [2014-06-09 01:57:45,565]  INFO - [Main] HAProxy extension started
>>>>>>>> [2014-06-09 01:57:45,620]  INFO - [LoadBalancerExtension] Load
>>>>>>>> balancer extension started
>>>>>>>> [2014-06-09 01:57:45,667]  WARN - [LoadBalancerExtension] Load
>>>>>>>> balancer statistics reader not found
>>>>>>>> [2014-06-09 01:57:45,680]  INFO - [TopologyEventMessageDelegator]
>>>>>>>> Topology event message delegator started
>>>>>>>>
>>>>>>>> SLF4J: Class path contains multiple SLF4J bindings.
>>>>>>>> SLF4J: Found binding in
>>>>>>>> [jar:file:/opt/apache-stratos-haproxy-extension-4.0.0-incubating/lib/activemq-all-5.9.0.jar!/org/slf4j/impl/StaticLoggerBinder.class]
>>>>>>>>
>>>>>>>> SLF4J: Found binding in
>>>>>>>> [jar:file:/opt/apache-stratos-haproxy-extension-4.0.0-incubating/lib/slf4j-1.5.10.wso2v1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
>>>>>>>> SLF4J: Found binding in
>>>>>>>> [jar:file:/opt/apache-stratos-haproxy-extension-4.0.0-incubating/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class]
>>>>>>>> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for
>>>>>>>> an explanation.
>>>>>>>>  SLF4J: Actual binding is of type
>>>>>>>> [org.slf4j.impl.Log4jLoggerFactory]
>>>>>>>> [2014-06-09 01:58:01,862]  INFO -
>>>>>>>> [CompleteTopologyMessageProcessor] Topology initialized
>>>>>>>> [2014-06-09 01:58:01,862]  INFO - [HAProxy] Configuring haproxy
>>>>>>>> instance...
>>>>>>>> [2014-06-09 01:58:02,109]  INFO - [Main] Configuration written to
>>>>>>>> file:
>>>>>>>> /opt/apache-stratos-haproxy-extension-4.0.0-incubating/./bin/../workspace/haproxy.cfg
>>>>>>>> [2014-06-09 01:58:02,110]  INFO - [HAProxy] Configuration done
>>>>>>>> *[2014-06-09 01:58:02,159]  INFO - [HAProxy] haproxy started*
>>>>>>>> [2014-06-09 01:59:01,688]  INFO - [HAProxy] Configuring haproxy
>>>>>>>> instance...
>>>>>>>> [2014-06-09 01:59:01,718]  INFO - [Main] Configuration written to
>>>>>>>> file:
>>>>>>>> /opt/apache-stratos-haproxy-extension-4.0.0-incubating/./bin/../workspace/haproxy.cfg
>>>>>>>> [2014-06-09 01:59:01,718]  INFO - [HAProxy] Configuration done
>>>>>>>> *[2014-06-09 01:59:01,742]  INFO - [HAProxy] haproxy started*
>>>>>>>> [2014-06-09 02:00:01,695]  INFO - [HAProxy] Configuring haproxy
>>>>>>>> instance...
>>>>>>>> [2014-06-09 02:00:01,713]  INFO - [Main] Configuration written to
>>>>>>>> file:
>>>>>>>> /opt/apache-stratos-haproxy-extension-4.0.0-incubating/./bin/../workspace/haproxy.cfg
>>>>>>>> [2014-06-09 02:00:01,713]  INFO - [HAProxy] Configuration done
>>>>>>>> *[2014-06-09 02:00:01,739]  INFO - [HAProxy] haproxy started*
>>>>>>>>
>>>>>>>> Any idea why is this happening? I replaced DEBUG  everywhere there
>>>>>>>> was INFO in log4j.properties to see if there are any errors / failures but
>>>>>>>> found none.
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Parvez
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On Mon, Jun 9, 2014 at 12:57 PM, Nirmal Fernando <
>>>>>>>> nirmal070125@gmail.com> wrote:
>>>>>>>>
>>>>>>>>> Yes, Chris, most of these seems to be not there in wiki.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Mon, Jun 9, 2014 at 12:49 PM, chris snow <chsnow123@gmail.com>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> Hi Nirmal, does any of this information need to get added to the
>>>>>>>>>> wiki?
>>>>>>>>>>
>>>>>>>>>> On Mon, Jun 9, 2014 at 8:13 AM, Nirmal Fernando <
>>>>>>>>>> nirmal070125@gmail.com> wrote:
>>>>>>>>>> > Yes, correct!
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> > On Mon, Jun 9, 2014 at 12:38 PM, Parvez Shaikh <
>>>>>>>>>> parvez.h.shaikh@gmail.com>
>>>>>>>>>> > wrote:
>>>>>>>>>> >>
>>>>>>>>>> >> it worked, there seems to be some parameters in our
>>>>>>>>>> haproxy.cfg which is
>>>>>>>>>> >> upsetting this extension. On using default
>>>>>>>>>> haproxy.cfg.template, it worked!
>>>>>>>>>> >> :-)
>>>>>>>>>> >>
>>>>>>>>>> >> Can someone confirm, if  following understanding that ports
>>>>>>>>>> from port
>>>>>>>>>> >> mapping section of autoscaled cartridge are used by haproxy
>>>>>>>>>> extension in the
>>>>>>>>>> >> following fashion -
>>>>>>>>>> >>
>>>>>>>>>> >>         "portMapping":[
>>>>>>>>>> >>             {
>>>>>>>>>> >>                 "protocol":"http",  // protocol
>>>>>>>>>> >>                 "port":"80",  // port on autoscaled cartridge
>>>>>>>>>> >>                 "proxyPort":"8280" // port on haproxy /
>>>>>>>>>> loadbalancer
>>>>>>>>>> >> cartridge
>>>>>>>>>> >>              }
>>>>>>>>>> >>          ]
>>>>>>>>>> >>
>>>>>>>>>> >>
>>>>>>>>>> >> Thank you for all your quick support
>>>>>>>>>> >> Parvez
>>>>>>>>>> >>
>>>>>>>>>> >>
>>>>>>>>>> >> On Mon, Jun 9, 2014 at 10:57 AM, Parvez Shaikh <
>>>>>>>>>> parvez.h.shaikh@gmail.com>
>>>>>>>>>> >> wrote:
>>>>>>>>>> >>>
>>>>>>>>>> >>> Thanks Nirmal,
>>>>>>>>>> >>>
>>>>>>>>>> >>> it worked, however I am seeing an exception on the console as
>>>>>>>>>> follows -
>>>>>>>>>> >>>
>>>>>>>>>> >>> [2014-06-08 23:08:02,151] ERROR - [HAProxy] Could not start
>>>>>>>>>> haproxy
>>>>>>>>>> >>> [2014-06-08 23:08:02,152] ERROR - [LoadBalancerExtension]
>>>>>>>>>> Could not start
>>>>>>>>>> >>> load balancer
>>>>>>>>>> >>>
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.load.balancer.extension.api.exception.LoadBalancerExtensionException:
>>>>>>>>>> >>> java.lang.RuntimeException: Command execution failed:
>>>>>>>>>> >>> [WARNING] 158/230802 (31422) : config : missing timeouts for
>>>>>>>>>> proxy
>>>>>>>>>> >>> 'ryslog_fwd'.
>>>>>>>>>> >>>    | While not properly invalid, you will certainly encounter
>>>>>>>>>> various
>>>>>>>>>> >>> problems
>>>>>>>>>> >>>    | with such a configuration. To fix this, please ensure
>>>>>>>>>> that all
>>>>>>>>>> >>> following
>>>>>>>>>> >>>    | timeouts are set to a non-zero value: 'client',
>>>>>>>>>> 'connect', 'server'.
>>>>>>>>>> >>> [WARNING] 158/230802 (31422) : config : 'stats' statement
>>>>>>>>>> ignored for
>>>>>>>>>> >>> proxy 'ryslog_fwd' as it requires HTTP mode.
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.haproxy.extension.HAProxy.start(HAProxy.java:131)
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.load.balancer.extension.api.LoadBalancerExtension$1.onEvent(LoadBalancerExtension.java:99)
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42)
>>>>>>>>>> >>>         at
>>>>>>>>>> java.util.Observable.notifyObservers(Observable.java:159)
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51)
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.messaging.message.processor.topology.CompleteTopologyMessageProcessor.process(CompleteTopologyMessageProcessor.java:133)
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.messaging.message.processor.MessageProcessorChain.process(MessageProcessorChain.java:60)
>>>>>>>>>> >>>         at
>>>>>>>>>> >>>
>>>>>>>>>> org.apache.stratos.messaging.message.receiver.topology.TopologyEventMessageDelegator.run(TopologyEventMessageDelegator.java:77)
>>>>>>>>>> >>>         at java.lang.Thread.run(Thread.java:744)
>>>>>>>>>> >>>
>>>>>>>>>> >>>
>>>>>>>>>> >>> Note that I can see "haproxy" process running or started in
>>>>>>>>>> background -
>>>>>>>>>> >>> root     31424     1  0 23:08 ?        00:00:00
>>>>>>>>>> /usr/sbin/haproxy -f
>>>>>>>>>> >>> /tmp/haproxy.cfg -p /tmp/haproxy.pid
>>>>>>>>>> >>>
>>>>>>>>>> >>> I want to know co-relation between cartridge agent and this
>>>>>>>>>> >>> haproxy-extension script.
>>>>>>>>>> >>> Should the VM that runs haproxy-extension script be
>>>>>>>>>> subscribed through
>>>>>>>>>> >>> stratos and have cartridge agent running? Should cartridge
>>>>>>>>>> agent which runs
>>>>>>>>>> >>> haproxy-extension indicate itself as load-balancer cartridge
>>>>>>>>>> - in that case
>>>>>>>>>> >>> how to indicate in cartridge definition to use this extension
>>>>>>>>>> as load
>>>>>>>>>> >>> balancer overriding default loadbalancer?
>>>>>>>>>> >>>
>>>>>>>>>> >>> Right now load balancer VM (which runs haproxy) is not
>>>>>>>>>> started by
>>>>>>>>>> >>> subscribing cartridge through stratos console but by manually
>>>>>>>>>> using IaaS
>>>>>>>>>> >>> tools.
>>>>>>>>>> >>>
>>>>>>>>>> >>> Any pointers/guidance would be useful.
>>>>>>>>>> >>>
>>>>>>>>>> >>>
>>>>>>>>>> >>> On Mon, Jun 9, 2014 at 9:10 AM, Nirmal Fernando <
>>>>>>>>>> nirmal070125@gmail.com>
>>>>>>>>>> >>> wrote:
>>>>>>>>>> >>>>
>>>>>>>>>> >>>> connectionfactoryName=TopicConnectionFactory
>>>>>>>>>> >>>>
>>>>>>>>>> >>>> Please use above as the connection factory name.
>>>>>>>>>> >>>>
>>>>>>>>>> >>>>
>>>>>>>>>> >>>> On Mon, Jun 9, 2014 at 9:01 AM, Parvez Shaikh
>>>>>>>>>> >>>> <parvez.h.shaikh@gmail.com> wrote:
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> I downloaded activemq-5.9.jar from
>>>>>>>>>> >>>>> http://activemq.apache.org/activemq-590-release.html and
>>>>>>>>>> put that jar in lib
>>>>>>>>>> >>>>> directory of HAPROXY_EXTENSION home.
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> I am seeing following message -
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> [2014-06-08 21:18:08,060] ERROR - [TopicSubscriber] Error
>>>>>>>>>> while
>>>>>>>>>> >>>>> subscribing to the topic: topology
>>>>>>>>>> >>>>> javax.naming.NameNotFoundException: topicConnectionfactory
>>>>>>>>>> >>>>>         at
>>>>>>>>>> >>>>>
>>>>>>>>>> org.apache.activemq.jndi.ReadOnlyContext.lookup(ReadOnlyContext.java:235)
>>>>>>>>>> >>>>>         at
>>>>>>>>>> javax.naming.InitialContext.lookup(InitialContext.java:411)
>>>>>>>>>> >>>>>         at
>>>>>>>>>> >>>>>
>>>>>>>>>> org.apache.stratos.messaging.broker.connect.TopicConnector.init(TopicConnector.java:62)
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>>         at
>>>>>>>>>> >>>>>
>>>>>>>>>> org.apache.stratos.messaging.broker.subscribe.TopicSubscriber.doSubscribe(TopicSubscriber.java:63)
>>>>>>>>>> >>>>>         at
>>>>>>>>>> >>>>>
>>>>>>>>>> org.apache.stratos.messaging.broker.subscribe.TopicSubscriber.run(TopicSubscriber.java:116)
>>>>>>>>>> >>>>>         at java.lang.Thread.run(Thread.java:744)
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> Is there a way to move ahead?
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> Thanks,
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> P.S.
>>>>>>>>>> >>>>> I did not put other dependencies like geronimo and hawtbuf,
>>>>>>>>>> as did not
>>>>>>>>>> >>>>> get any errors for these classes
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>> On Mon, Jun 9, 2014 at 8:55 AM, Nirmal Fernando
>>>>>>>>>> >>>>> <nirmal070125@gmail.com> wrote:
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> Sorry Parvez, we seems to lack documentation on this
>>>>>>>>>> aspect.
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> You need to add following jars, to lib directory;
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> <!-- activemq client jars -->
>>>>>>>>>> >>>>>>         <dependency>
>>>>>>>>>> >>>>>> <groupId>org.apache.geronimo.specs</groupId>
>>>>>>>>>> >>>>>>
>>>>>>>>>> <artifactId>geronimo-j2ee-management_1.1_spec</artifactId>
>>>>>>>>>> >>>>>>             <version>1.0.1</version>
>>>>>>>>>> >>>>>>         </dependency>
>>>>>>>>>> >>>>>>         <dependency>
>>>>>>>>>> >>>>>>             <groupId>org.fusesource.hawtbuf</groupId>
>>>>>>>>>> >>>>>>             <artifactId>hawtbuf</artifactId>
>>>>>>>>>> >>>>>>             <version>1.9</version>
>>>>>>>>>> >>>>>>         </dependency>
>>>>>>>>>> >>>>>>         <dependency>
>>>>>>>>>> >>>>>>            <groupId>org.apache.activemq</groupId>
>>>>>>>>>> >>>>>>            <artifactId>activemq-client</artifactId>
>>>>>>>>>> >>>>>>            <version>5.9.1</version>
>>>>>>>>>> >>>>>>         </dependency>
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> On Mon, Jun 9, 2014 at 8:44 AM, Parvez Shaikh
>>>>>>>>>> >>>>>> <parvez.h.shaikh@gmail.com> wrote:
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>> I think we're using ActiveMQ as message broker, is there
>>>>>>>>>> an easy or
>>>>>>>>>> >>>>>>> quick way to confirm that?
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>> Meanwhile the error changed -
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>> javax.naming.NoInitialContextException: Cannot
>>>>>>>>>> instantiate class:
>>>>>>>>>> >>>>>>> org.apache.activemq.jndi.ActiveMQInitialContextFactory
>>>>>>>>>> [Root exception is
>>>>>>>>>> >>>>>>> java.lang.ClassNotFoundException:
>>>>>>>>>> >>>>>>> org.apache.activemq.jndi.ActiveMQInitialContextFactory]
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>> I just quickly tried to find the jar org.apache.activemq
>>>>>>>>>> and couldn't
>>>>>>>>>> >>>>>>> find it in "lib" directory that comes with
>>>>>>>>>> HAPROXY-EXTENSION zip file.
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>> Any pointers where to get this jar / class?
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>> On Mon, Jun 9, 2014 at 8:22 AM, Nirmal Fernando
>>>>>>>>>> >>>>>>> <nirmal070125@gmail.com> wrote:
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> Hi Parvez,
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> Seems like the extension code is broken. Are you using
>>>>>>>>>> ActiveMQ as
>>>>>>>>>> >>>>>>>> the message broker? If so please replace your
>>>>>>>>>> jndi.properties file with
>>>>>>>>>> >>>>>>>> following;
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> connectionfactoryName=TopicConnectionFactory
>>>>>>>>>> >>>>>>>> java.naming.provider.url=tcp://localhost:61616
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> java.naming.factory.initial=org.apache.activemq.jndi.ActiveMQInitialContextFactory
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> On Mon, Jun 9, 2014 at 8:10 AM, Parvez Shaikh
>>>>>>>>>> >>>>>>>> <parvez.h.shaikh@gmail.com> wrote:
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> Thanks Imesh,
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> While it resolved unable to load jndi.properties
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> [2014-06-08 20:22:31,624] ERROR - [TopicSubscriber]
>>>>>>>>>> Error while
>>>>>>>>>> >>>>>>>>> subscribing to the topic: topology
>>>>>>>>>> >>>>>>>>> javax.jms.JMSException: Error creating connection:
>>>>>>>>>> Unable to
>>>>>>>>>> >>>>>>>>> Connect
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.wso2.andes.client.AMQConnectionFactory.createConnection(AMQConnectionFactory.java:325)
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.wso2.andes.client.AMQConnectionFactory.createTopicConnection(AMQConnectionFactory.java:429)
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.apache.stratos.messaging.broker.connect.TopicConnector.init(TopicConnector.java:68)
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.apache.stratos.messaging.broker.subscribe.TopicSubscriber.doSubscribe(TopicSubscriber.java:63)
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.apache.stratos.messaging.broker.subscribe.TopicSubscriber.run(TopicSubscriber.java:116)
>>>>>>>>>> >>>>>>>>>         at java.lang.Thread.run(Thread.java:744)
>>>>>>>>>> >>>>>>>>> Caused by:
>>>>>>>>>> org.wso2.andes.AMQConnectionFailureException: Unable to
>>>>>>>>>> >>>>>>>>> Connect
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.wso2.andes.client.AMQConnection.<init>(AMQConnection.java:475)
>>>>>>>>>> >>>>>>>>>         at
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> org.wso2.andes.client.AMQConnectionFactory.createConnection(AMQConnectionFactory.java:315)
>>>>>>>>>> >>>>>>>>>         ... 5 more
>>>>>>>>>> >>>>>>>>> [2014-06-08 20:22:31,626]  INFO - [TopicSubscriber]
>>>>>>>>>> Will try to
>>>>>>>>>> >>>>>>>>> subscribe again in 30 sec
>>>>>>>>>> >>>>>>>>> [2014-06-08 20:22:31,626] ERROR - [AMQStateManager] No
>>>>>>>>>> Waiters for
>>>>>>>>>> >>>>>>>>> error saving as last error:Exception thrown against
>>>>>>>>>> AMQConnection:
>>>>>>>>>> >>>>>>>>> Host: <<MB-Host>>
>>>>>>>>>> >>>>>>>>> Port: 61616
>>>>>>>>>> >>>>>>>>> Virtual Host: carbon
>>>>>>>>>> >>>>>>>>> Client ID: carbon
>>>>>>>>>> >>>>>>>>> Active session count: 0:
>>>>>>>>>> org.wso2.andes.AMQDisconnectedException:
>>>>>>>>>> >>>>>>>>> Server closed connection and reconnection not permitted.
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> Now I am suspecting following line in jndi.properties -
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> connectionfactory.topicConnectionfactory=amqp://admin:admin@carbon
>>>>>>>>>> /carbon?brokerlist='tcp://<MB-Host>:61616'
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> Can someone help understand what this connection
>>>>>>>>>> factory describing
>>>>>>>>>> >>>>>>>>> here; I could relate to "tcp", a host name. port id and
>>>>>>>>>> AMQP is most likely
>>>>>>>>>> >>>>>>>>> describing a connection protocol to ActiveMQ Message
>>>>>>>>>> broker, but unable to
>>>>>>>>>> >>>>>>>>> gather what admin:admin@carbon/carbon really
>>>>>>>>>> indicating here. Is this
>>>>>>>>>> >>>>>>>>> configurable?
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> Thanks
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>> On Sun, Jun 8, 2014 at 11:01 PM, Imesh Gunaratne <
>>>>>>>>>> imesh@apache.org>
>>>>>>>>>> >>>>>>>>> wrote:
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>> Issue reported:
>>>>>>>>>> https://issues.apache.org/jira/browse/STRATOS-668
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>> Thanks
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>> On Sun, Jun 8, 2014 at 10:45 PM, Imesh Gunaratne
>>>>>>>>>> >>>>>>>>>> <imesh@apache.org> wrote:
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> Hi Parvez,
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> Welcome to Stratos, its really nice to hear that you
>>>>>>>>>> are
>>>>>>>>>> >>>>>>>>>>> experimenting with Stratos.
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> Regarding the issue you encountered, it seems like
>>>>>>>>>> there is an
>>>>>>>>>> >>>>>>>>>>> invalid entry in the jndi.properties file shipped
>>>>>>>>>> with the HAProxy extension
>>>>>>>>>> >>>>>>>>>>> package. Please open
>>>>>>>>>> <HAPROXY_EXTENSION_HOME>/conf/jndi.properties file and
>>>>>>>>>> >>>>>>>>>>> update java.naming.provider.url to following:
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> java.naming.provider.url=conf/jndi.properties
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> I will create a JIRA to fix this in the next release.
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> Thanks
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> On Sun, Jun 8, 2014 at 10:02 PM, Parvez Shaikh
>>>>>>>>>> >>>>>>>>>>> <parvez.h.shaikh@gmail.com> wrote:
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> Hi experts,
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> I am new to stratos and exploring on how to
>>>>>>>>>> integrate existing
>>>>>>>>>> >>>>>>>>>>>> haproxy cartridge with stratos.
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> I am referring
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> https://cwiki.apache.org/confluence/display/STRATOS/4.0.0+Configuring+HAProxy+Load+Balancer
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> After following steps mentioned in the link when I
>>>>>>>>>> run
>>>>>>>>>> >>>>>>>>>>>> haproxy-extension.sh, I am getting following error
>>>>>>>>>> messgae -
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> SLF4J: Class path contains multiple SLF4J bindings.
>>>>>>>>>> >>>>>>>>>>>> SLF4J: Found binding in
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> [jar:file:/opt/apache-stratos-haproxy-extension-4.0.0-incubating/lib/slf4j-1.5.10.wso2v1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
>>>>>>>>>> >>>>>>>>>>>> SLF4J: Found binding in
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> [jar:file:/opt/apache-stratos-haproxy-extension-4.0.0-incubating/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class]
>>>>>>>>>> >>>>>>>>>>>> SLF4J: See
>>>>>>>>>> http://www.slf4j.org/codes.html#multiple_bindings for
>>>>>>>>>> >>>>>>>>>>>> an explanation.
>>>>>>>>>> >>>>>>>>>>>> [2014-06-08 09:57:39,480]  WARN -
>>>>>>>>>> >>>>>>>>>>>> [PropertiesFileInitialContextFactory] Unable to load
>>>>>>>>>> property file specified
>>>>>>>>>> >>>>>>>>>>>> in Provider_URL:repository/conf/jndi.properties
>>>>>>>>>> >>>>>>>>>>>> Due to:repository/conf/jndi.properties (No such file
>>>>>>>>>> or
>>>>>>>>>> >>>>>>>>>>>> directory)
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> This I am running in a VM which is expected to be a
>>>>>>>>>> haproxy
>>>>>>>>>> >>>>>>>>>>>> based load balancerr.
>>>>>>>>>> >>>>>>>>>>>> Message is clear enough to indicate that
>>>>>>>>>> >>>>>>>>>>>> repository/conf/jndi.properties file is not found.
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> Question I have is, how do I get this repository
>>>>>>>>>> directory? Is
>>>>>>>>>> >>>>>>>>>>>> it going to contain same 'conf' directory? Is it
>>>>>>>>>> referring to directory on
>>>>>>>>>> >>>>>>>>>>>> message broker host or same host as haproxy?
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> <HAProxy_EXTENSION_HOME> is where I have extracted in
>>>>>>>>>> >>>>>>>>>>>> apache-stratos-load-balancer-4.0.0-incubating.zip
>>>>>>>>>> and it doesn't have any
>>>>>>>>>> >>>>>>>>>>>> 'repository' directory. Am I missing something
>>>>>>>>>> important?
>>>>>>>>>> >>>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>> Thanks
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> --
>>>>>>>>>> >>>>>>>>>>> Imesh Gunaratne
>>>>>>>>>> >>>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>> Technical Lead, WSO2
>>>>>>>>>> >>>>>>>>>>> Committer & PPMC Member, Apache Stratos
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>> --
>>>>>>>>>> >>>>>>>>>> Imesh Gunaratne
>>>>>>>>>> >>>>>>>>>>
>>>>>>>>>> >>>>>>>>>> Technical Lead, WSO2
>>>>>>>>>> >>>>>>>>>> Committer & PPMC Member, Apache Stratos
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>>
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> --
>>>>>>>>>> >>>>>>>> Best Regards,
>>>>>>>>>> >>>>>>>> Nirmal
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> Nirmal Fernando.
>>>>>>>>>> >>>>>>>> PPMC Member & Committer of Apache Stratos,
>>>>>>>>>> >>>>>>>> Senior Software Engineer, WSO2 Inc.
>>>>>>>>>> >>>>>>>>
>>>>>>>>>> >>>>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>>
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> --
>>>>>>>>>> >>>>>> Best Regards,
>>>>>>>>>> >>>>>> Nirmal
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> Nirmal Fernando.
>>>>>>>>>> >>>>>> PPMC Member & Committer of Apache Stratos,
>>>>>>>>>> >>>>>> Senior Software Engineer, WSO2 Inc.
>>>>>>>>>> >>>>>>
>>>>>>>>>> >>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>>
>>>>>>>>>> >>>>
>>>>>>>>>> >>>>
>>>>>>>>>> >>>>
>>>>>>>>>> >>>> --
>>>>>>>>>> >>>> Best Regards,
>>>>>>>>>> >>>> Nirmal
>>>>>>>>>> >>>>
>>>>>>>>>> >>>> Nirmal Fernando.
>>>>>>>>>> >>>> PPMC Member & Committer of Apache Stratos,
>>>>>>>>>> >>>> Senior Software Engineer, WSO2 Inc.
>>>>>>>>>> >>>>
>>>>>>>>>> >>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>> >>>
>>>>>>>>>> >>>
>>>>>>>>>> >>
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> >
>>>>>>>>>> > --
>>>>>>>>>> > Best Regards,
>>>>>>>>>> > Nirmal
>>>>>>>>>> >
>>>>>>>>>> > Nirmal Fernando.
>>>>>>>>>> > PPMC Member & Committer of Apache Stratos,
>>>>>>>>>> > Senior Software Engineer, WSO2 Inc.
>>>>>>>>>> >
>>>>>>>>>> > Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Check out my professional profile and connect with me on LinkedIn.
>>>>>>>>>> http://lnkd.in/cw5k69
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Best Regards,
>>>>>>>>> Nirmal
>>>>>>>>>
>>>>>>>>> Nirmal Fernando.
>>>>>>>>> PPMC Member & Committer of Apache Stratos,
>>>>>>>>> Senior Software Engineer, WSO2 Inc.
>>>>>>>>>
>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Best Regards,
>>>>> Nirmal
>>>>>
>>>>> Nirmal Fernando.
>>>>> PPMC Member & Committer of Apache Stratos,
>>>>> Senior Software Engineer, WSO2 Inc.
>>>>>
>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Best Regards,
>>>> Nirmal
>>>>
>>>> Nirmal Fernando.
>>>> PPMC Member & Committer of Apache Stratos,
>>>> Senior Software Engineer, WSO2 Inc.
>>>>
>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>
>>>
>>>
>>
>
>
> --
> Sanjiva Weerawarana, Ph.D.
> Founder, Chairman & CEO; WSO2, Inc.;  http://wso2.com/
> email: sanjiva@wso2.com; office: (+1 650 745 4499 | +94  11 214 5345)
> x5700; cell: +94 77 787 6880 | +1 408 466 5099; voip: +1 650 265 8311
> blog: http://sanjiva.weerawarana.org/; twitter: @sanjiva
> Lean . Enterprise . Middleware
>



-- 
Best Regards,
Nirmal

Nirmal Fernando.
PPMC Member & Committer of Apache Stratos,
Senior Software Engineer, WSO2 Inc.

Blog: http://nirmalfdo.blogspot.com/

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