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From James Strachan <james.strac...@gmail.com>
Subject Re: Activemq webconsole for multiple brocker
Date Tue, 13 Aug 2013 09:55:11 GMT
I added a FAQ entry to hawtio on this topic in case it helps:
https://github.com/hawtio/hawtio/blob/master/FAQ.md#how-do-i-connect-to-my-remote-jvm

On 13 August 2013 10:35, James Strachan <james.strachan@gmail.com> wrote:
> Sorry you're having trouble connecting hawtio to your broker JVMs!
>
> All thats required for hawtio to connect to any remove JVM is that a
> jolokia agent can be added to it. This can be done in various ways
> though.
>
> By default if a JVM (e.g. an ActiveMQ broker) has no jolokia or jetty
> at all, you can use the Local tab of the Connect plugin (in 1.2.x of
> hawtio-default.war). The Local tab lists all local Java processes on
> the same machine (like JConsole does). For JVMs not running a jolokia
> agent already, there's a start button (on the right) which will
> dynamically add the jolokia JVM agent into the JVM. You can then click
> on the Agent URL link to connect into it.
>
> I just tried this on a local ActiveMQ 5.8.0 distro with Jetty disabled
> & it works a treat.
>
> Note that the Local plugin only works when the JVM running hawtio has
> the hawtio-local-jvm-mbean plugin installed (which depends on the JVM
> finding the com.sun.tools.attach.VirtualMachine API that jconsole uses
> and is included in the hawtio-default.war). This also only works when
> the process is on the same machine as the JVM running hawtio. So a
> safer option is just to make sure there's a jolokia agent running in
> each JVM you want to manage with hawtio.
>
> There are a few different agents you can use:
> http://jolokia.org/agent.html
>
> e.g. a WAR agent, an OSGi agent or a JVM agent.
>
> If there's jetty, then try the WAR agent; otherwise try the JVM agent:
> http://jolokia.org/agent/jvm.html
>
> All this isn't an issue of ActiveMQ 5.9.x or later; as jolokia and
> hawtio are installed by default; but hopefully if you can get jolokia
> working (e.g. test it by accessing http://host:port/jolokia to see if
> you can view the jolokia version info).
>
> If you can get jolokia working in your JVM; then the Remote tab on the
> Connect plugin in hawtio should be able to connect to your JVM,.
>
> Hope that helps; do let us know how you get on getting Jolokia running
> in your broker JVM.
>
> On 9 August 2013 22:51, Chirag Pujara <chiragpujara@gmail.com> wrote:
>> I think i figured out what was wrong with my inital setup. I had commented
>> out import for jetty.xml in activemq xml bcs I didnt wanted to start
>> webconsole. But I guess I have to keep it if I want jolokia feature.
>>
>> In hawtio I used following config in Connect tab:
>>
>> hostname: localhost
>> port: 8161
>> path: /api/jolokia
>> username:admin
>> password: admin
>> use proxy: yes
>>
>> but when I say connect remote server I dont see any activemq stuff there.
>>
>> any suggestions?
>>
>> thanks,
>> chirag
>>
>>
>>
>> On Fri, Aug 9, 2013 at 2:55 PM, Christian Posta
>> <christian.posta@gmail.com>wrote:
>>
>>> Jolokia is started by default.
>>>
>>> Check out last section on this wiki:
>>> http://activemq.apache.org/rest.html
>>>
>>> You should be able to hit the rest management api (through jolokia) at
>>> http://localhost:8161/api/jolokia
>>>
>>> As for connecting to hawtio, there is a "Connect" tab that you should be
>>> able to use to connect to a "remove" JVM. I've seen this working at one
>>> point, but I just gave it a shot and it seems to not resolve correctly.
>>>
>>> Might have to get James a beer or two.... and maybe he can point us in the
>>> right direction :)
>>>
>>>
>>>
>>> On Fri, Aug 9, 2013 at 9:34 AM, Chirag Pujara <chiragpujara@gmail.com
>>> >wrote:
>>>
>>> > thanks. I read your blog. But I am running hawtio on tomcat. I want to
>>> > monitor remote instance of activemq using hawtio.
>>> >
>>> > So i though of stating jolokia with activemq assuming its not running.
>>> But
>>> > i think java doesnt support that or I dont know whats going on.
>>> >
>>> > here is what I was doing:
>>> >
>>> > /opt/gwx/apache-activemq-5.8.0/jdk1.7.0_25/bin/java
>>> > -javaagent:jolokia-jvm-1.1.3-agent.jar=port=7779,host=localhost -Xms1G
>>> > -Xmx1G -Djava.util.logging.config.file=logging.properties
>>> > -Dcom.sun.management.jmxremote.port=8100
>>> >
>>> >
>>> -Dcom.sun.management.jmxremote.password.file=/opt/gwx/apache-activemq-5.8.0/activemq_8100/conf/jmx.password
>>> >
>>> >
>>> -Dcom.sun.management.jmxremote.access.file=/opt/gwx/apache-activemq-5.8.0/activemq_8100/conf/jmx.access
>>> > -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote
>>> > -Dcom.sun.management.jmxremote
>>> > -Djava.io.tmpdir=/opt/gwx/apache-activemq-5.8.0/activemq_8100/tmp
>>> > -Dactivemq.classpath=/opt/gwx/apache-activemq-5.8.0/activemq_8100/conf;
>>> > -Dactivemq.home=/opt/gwx/apache-activemq-5.8.0
>>> > -Dactivemq.base=/opt/gwx/apache-activemq-5.8.0/activemq_8100
>>> > -Dactivemq.conf=/opt/gwx/apache-activemq-5.8.0/activemq_8100/conf
>>> > -Dactivemq.data=/opt/gwx/apache-activemq-5.8.0/activemq_8100/data  -jar
>>> > /opt/gwx/apache-activemq-5.8.0/bin/activemq.jar start
>>> > -Dactivemq.data=/opt/gwx/activemqdata -DopenwirePort=61616
>>> -DamqpPort=5600
>>> > -DrmiPort=8100
>>> >
>>> > it starts jolokia but then doesnt recognize rest of the command. and
>>> print
>>> > java help options
>>> >
>>> > output:
>>> >
>>> > INFO: No access restrictor found, access to all MBean is allowed
>>> > Jolokia: Agent started with URL http://localhost:7779/jolokia/
>>> > Usage: java [-options] class [args...]
>>> >            (to execute a class)
>>> >    or  java [-options] -jar jarfile [args...]
>>> >            (to execute a jar file)
>>> > where options include:
>>> >     -d32          use a 32-bit data model if available
>>> >     -d64          use a 64-bit data model if available
>>> >     -server       to select the "server" VM
>>> >                   The default VM is server,
>>> >                   because you are running on a server-class machine.
>>> >
>>> >
>>> >     -cp <class search path of directories and zip/jar files>
>>> >     -classpath <class search path of directories and zip/jar files>
>>> >                   A : separated list of directories, JAR archives,
>>> >                   and ZIP archives to search for class files.
>>> >     -D<name>=<value>
>>> >                   set a system property
>>> >     -verbose:[class|gc|jni]
>>> >                   enable verbose output
>>> >     -version      print product version and exit
>>> >     -version:<value>
>>> >                   require the specified version to run
>>> >     -showversion  print product version and continue
>>> >     -jre-restrict-search | -no-jre-restrict-search
>>> >                   include/exclude user private JREs in the version search
>>> >     -? -help      print this help message
>>> >     -X            print help on non-standard options
>>> >     -ea[:<packagename>...|:<classname>]
>>> >     -enableassertions[:<packagename>...|:<classname>]
>>> >                   enable assertions with specified granularity
>>> >     -da[:<packagename>...|:<classname>]
>>> >     -disableassertions[:<packagename>...|:<classname>]
>>> >                   disable assertions with specified granularity
>>> >     -esa | -enablesystemassertions
>>> >                   enable system assertions
>>> >     -dsa | -disablesystemassertions
>>> >                   disable system assertions
>>> >     -agentlib:<libname>[=<options>]
>>> >                   load native agent library <libname>, e.g.
>>> -agentlib:hprof
>>> >                   see also, -agentlib:jdwp=help and -agentlib:hprof=help
>>> >     -agentpath:<pathname>[=<options>]
>>> >                   load native agent library by full pathname
>>> >     -javaagent:<jarpath>[=<options>]
>>> >                   load Java programming language agent, see
>>> > java.lang.instrument
>>> >     -splash:<imagepath>
>>> >                   show splash screen with specified image
>>> > See
>>> >
>>> http://www.oracle.com/technetwork/java/javase/documentation/index.htmlfor
>>> > more details.
>>> > -bash: -Dactivemq.home=/opt/gwx/apache-activemq-5.8.0: No such file or
>>> > directory
>>> >
>>> > and if I takeout
>>> > "-javaagent:jolokia-jvm-1.1.3-agent.jar=port=7779,host=localhost" from
>>> > above command it works fine.
>>> >
>>> > it seems i am doing something wrong but not sure. any help would be
>>> > helpful.
>>> >
>>> > thanks,
>>> > chirag
>>> >
>>> >
>>> > On Thu, Aug 8, 2013 at 3:30 PM, Christian Posta
>>> > <christian.posta@gmail.com>wrote:
>>> >
>>> > > Might have to use a milestone or nightly build which has the remote
JVM
>>> > > stuff in it.
>>> > > To run alongside activemq (if activemq is standalone for example),
>>> take a
>>> > > quick look here:
>>> > >
>>> > > http://www.christianposta.com/blog/?p=298
>>> > >
>>> > >
>>> > > On Thu, Aug 8, 2013 at 12:20 PM, Chirag Pujara <chiragpujara@gmail.com
>>> > > >wrote:
>>> > >
>>> > > > thanks.
>>> > > >
>>> > > > I am trting to use hawtio. How do I connect remote JVM.
>>> > > >
>>> > > > It seems I can connect via jolokia (if I am wrong pls let me know
>>> > how?).
>>> > > > How do I make sure that it is running with activemq. I am using
5.8
>>> > > version
>>> > > > of activemq. How do I configure port for that on activemq. or
it will
>>> > be
>>> > > > same as openwire port.
>>> > > >
>>> > > > thanks,
>>> > > > chirag
>>> > > >
>>> > > >
>>> > > >
>>> > > > On Wed, Aug 7, 2013 at 4:37 PM, Christian Posta
>>> > > > <christian.posta@gmail.com>wrote:
>>> > > >
>>> > > > > Check out hawtio. This will eventually be the webconsole
in
>>> ActiveMQ
>>> > > > 5.9.0.
>>> > > > >
>>> > > > >
>>> > > > > On Wed, Aug 7, 2013 at 2:28 PM, Chirag Pujara <
>>> > chiragpujara@gmail.com
>>> > > > > >wrote:
>>> > > > >
>>> > > > > > Hi,
>>> > > > > >
>>> > > > > > Is it possible to monitor multiple brockers from single
>>> > webconsole. I
>>> > > > am
>>> > > > > > not running brockes in master/slave mode.
>>> > > > > >
>>> > > > > > If no is there any other soletion that I can use?
>>> > > > > >
>>> > > > > > thanks,
>>> > > > > > chirag
>>> > > > > >
>>> > > > >
>>> > > > >
>>> > > > >
>>> > > > > --
>>> > > > > *Christian Posta*
>>> > > > > http://www.christianposta.com/blog
>>> > > > > twitter: @christianposta
>>> > > > >
>>> > > >
>>> > >
>>> > >
>>> > >
>>> > > --
>>> > > *Christian Posta*
>>> > > http://www.christianposta.com/blog
>>> > > twitter: @christianposta
>>> > >
>>> >
>>>
>>>
>>>
>>> --
>>> *Christian Posta*
>>> http://www.christianposta.com/blog
>>> twitter: @christianposta
>>>
>
>
>
> --
> James
> -------
> Red Hat
>
> Email: jstracha@redhat.com
> Web: http://fusesource.com
> Twitter: jstrachan, fusenews
> Blog: http://macstrac.blogspot.com/
>
> Open Source Integration



-- 
James
-------
Red Hat

Email: jstracha@redhat.com
Web: http://fusesource.com
Twitter: jstrachan, fusenews
Blog: http://macstrac.blogspot.com/

Open Source Integration

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