> Does Artemis accept websocket connections on 61616?

By default, yes. The broker will automatically detect the WebSocket
connection and serve it appropriately.


Justin

On Sat, Aug 8, 2020 at 8:44 AM Tim Bain <[email protected]> wrote:

> Does Artemis accept websocket connections on 61616? I'm used to ActiveMQ
> 5.x, which uses different ports for different protocols, and I know that
> Artemis handles the protocols differently. I see from the logs that 61616
> is listening for a number of protocols, and websocket is not in the list.
> Is that relevant?
>
> None of that affects the fact that the attempts to connect to the broker
> via OpenWire on 61616 are failing, and we should definitely work through
> that first. These comments are just for once OpenWire connections are
> working, if STOMP+websockets is still not working.
>
> Tim
>
> On Fri, Aug 7, 2020, 9:19 PM Justin Bertram <[email protected]> wrote:
>
> > > Also, have you confirmed that Artemis is actually listening on the port
> > you're trying to use?
> >
> > The log he pasted indicates that the broker is indeed listening on 61616:
> >
> >   INFO  [org.apache.activemq.artemis.core.server] AMQ221020: Started
> EPOLL
> > Acceptor at 0.0.0.0:61616 for protocols
> > [CORE,MQTT,AMQP,STOMP,HORNETQ,OPENWIRE]
> >
> > Using netstat may be helpful to confirm beyond all doubt, though.
> >
> >
> > Justin
> >
> > On Fri, Aug 7, 2020 at 8:51 PM Tim Bain <[email protected]> wrote:
> >
> > > One way to test if it's a firewall issue is to try to open a raw TCP
> > socket
> > > to the port and see if you can establish a TCP connection and pass
> data.
> > It
> > > doesn't need to be compliant with the higher-level protocols (HTTP,
> > STOMP),
> > > it just needs to confirm that bytes are successfully passed. If bytes
> > pass,
> > > it's likely not a firewall/network issue; if nothing gets through or
> the
> > > TCP connection fails outright, then it's likely firewall or network
> > > routing.
> > >
> > > It's been a while since I've done this, but I think both telnet and
> > netcat
> > > (nc) will let you do this type of test. I'm sure there are other ways
> to
> > do
> > > it, too.
> > >
> > > Also, have you confirmed that Artemis is actually listening on the port
> > > you're trying to use? You can check via sudo netstat -antp | grep
> LISTEN
> > |
> > > grep 61616 on the machine hosting the broker.
> > >
> > > Tim
> > >
> > > On Fri, Aug 7, 2020, 4:39 PM Justin Bertram <[email protected]>
> wrote:
> > >
> > > > Given that the broker is up and running fine on the remote machine I
> > > would
> > > > say there's some kind of environmental or network issue preventing
> > > > communication from your local machine and the remote machine on port
> > > 61616.
> > > > Perhaps a firewall is blocking that port.
> > > >
> > > >
> > > > Justin
> > > >
> > > > On Fri, Aug 7, 2020 at 4:18 PM Christopher Pisz <
> > > [email protected]
> > > > >
> > > > wrote:
> > > >
> > > > > Log looks good to me:
> > > > >
> > > > > 2020-08-07 15:22:40,666 INFO
> > > > >  [org.apache.activemq.artemis.integration.bootstrap] AMQ101000:
> > > Starting
> > > > > ActiveMQ Artemis Server
> > > > > 2020-08-07 15:22:40,713 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221000: live Message Broker is starting with configuration
> Broker
> > > > > Configuration
> > > > >
> > > > >
> > > >
> > >
> >
> (clustered=false,journalDirectory=data/journal,bindingsDirectory=data/bindings,largeMessagesDirectory=data/large-messages,pagingDirectory=data/paging)
> > > > > 2020-08-07 15:22:40,759 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221012: Using AIO Journal
> > > > > 2020-08-07 15:22:40,798 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221057: Global Max Size is being adjusted to 1/2 of the JVM max
> > size
> > > > > (-Xmx). being defined as 1,073,741,824
> > > > > 2020-08-07 15:22:40,822 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221043: Protocol module found: [artemis-server]. Adding protocol
> > > > support
> > > > > for: CORE
> > > > > 2020-08-07 15:22:40,823 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221043: Protocol module found: [artemis-amqp-protocol]. Adding
> > > > protocol
> > > > > support for: AMQP
> > > > > 2020-08-07 15:22:40,823 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221043: Protocol module found: [artemis-hornetq-protocol].
> Adding
> > > > > protocol support for: HORNETQ
> > > > > 2020-08-07 15:22:40,824 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221043: Protocol module found: [artemis-mqtt-protocol]. Adding
> > > > protocol
> > > > > support for: MQTT
> > > > > 2020-08-07 15:22:40,824 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221043: Protocol module found: [artemis-openwire-protocol].
> Adding
> > > > > protocol support for: OPENWIRE
> > > > > 2020-08-07 15:22:40,825 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221043: Protocol module found: [artemis-stomp-protocol]. Adding
> > > > protocol
> > > > > support for: STOMP
> > > > > 2020-08-07 15:22:40,890 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221034: Waiting indefinitely to obtain live lock
> > > > > 2020-08-07 15:22:40,890 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221035: Live Server Obtained live lock
> > > > > 2020-08-07 15:22:40,979 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221080: Deploying address DLQ supporting [ANYCAST]
> > > > > 2020-08-07 15:22:40,993 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221003: Deploying ANYCAST queue DLQ on address DLQ
> > > > > 2020-08-07 15:22:41,048 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221080: Deploying address ExpiryQueue supporting [ANYCAST]
> > > > > 2020-08-07 15:22:41,050 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221003: Deploying ANYCAST queue ExpiryQueue on address
> ExpiryQueue
> > > > > 2020-08-07 15:22:41,461 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221020: Started EPOLL Acceptor at 0.0.0.0:61616 for protocols
> > > > > [CORE,MQTT,AMQP,STOMP,HORNETQ,OPENWIRE]
> > > > > 2020-08-07 15:22:41,464 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221020: Started EPOLL Acceptor at 0.0.0.0:5445 for protocols
> > > > > [HORNETQ,STOMP]
> > > > > 2020-08-07 15:22:41,467 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221020: Started EPOLL Acceptor at 0.0.0.0:5672 for protocols
> > [AMQP]
> > > > > 2020-08-07 15:22:41,469 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221020: Started EPOLL Acceptor at 0.0.0.0:1883 for protocols
> > [MQTT]
> > > > > 2020-08-07 15:22:41,479 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221020: Started EPOLL Acceptor at 0.0.0.0:61613 for protocols
> > > [STOMP]
> > > > > 2020-08-07 15:22:41,481 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221007: Server is now live
> > > > > 2020-08-07 15:22:41,482 INFO
> > [org.apache.activemq.artemis.core.server]
> > > > > AMQ221001: Apache ActiveMQ Artemis Message Broker version 2.14.0
> > > > [0.0.0.0,
> > > > > nodeID=5c5d5e87-d8e3-11ea-8b59-b42e99360c2c]
> > > > > 2020-08-07 15:22:41,827 INFO
> > > > >  [org.apache.activemq.hawtio.branding.PluginContextListener]
> > > Initialized
> > > > > activemq-branding plugin
> > > > > 2020-08-07 15:22:41,879 INFO
> > > > >  [org.apache.activemq.hawtio.plugin.PluginContextListener]
> > Initialized
> > > > > artemis-plugin plugin
> > > > > 2020-08-07 15:22:42,326 INFO  [io.hawt.HawtioContextListener]
> > > > Initialising
> > > > > hawtio services
> > > > > 2020-08-07 15:22:42,348 INFO  [io.hawt.system.ConfigManager]
> > > > Configuration
> > > > > will be discovered via system properties
> > > > > 2020-08-07 15:22:42,352 INFO  [io.hawt.jmx.JmxTreeWatcher] Welcome
> to
> > > > > hawtio 1.5.12 : http://hawt.io/ : Don't cha wish your console was
> > hawt
> > > > > like
> > > > > me? ;-)
> > > > > 2020-08-07 15:22:42,361 INFO  [io.hawt.jmx.UploadManager] Using
> file
> > > > upload
> > > > > directory: /var/lib/testbroker/tmp/uploads
> > > > > 2020-08-07 15:22:42,383 INFO  [io.hawt.web.AuthenticationFilter]
> > > Starting
> > > > > hawtio authentication filter, JAAS realm: "activemq" authorized
> > > role(s):
> > > > > "amq" role principal classes:
> > > > > "org.apache.activemq.artemis.spi.core.security.jaas.RolePrincipal"
> > > > > 2020-08-07 15:22:42,406 INFO
> > > [io.hawt.web.JolokiaConfiguredAgentServlet]
> > > > > Jolokia overridden property: [key=policyLocation,
> > > > > value=file:/var/lib/testbroker/etc/jolokia-access.xml]
> > > > > 2020-08-07 15:22:42,430 INFO  [io.hawt.web.RBACMBeanInvoker] Using
> > > MBean
> > > > > [hawtio:type=security,area=jmx,rank=0,name=HawtioDummyJMXSecurity]
> > for
> > > > role
> > > > > based access control
> > > > > 2020-08-07 15:22:42,544 INFO  [io.hawt.system.ProxyWhitelist]
> Initial
> > > > proxy
> > > > > whitelist: [localhost, 127.0.0.1, 10.105.1.162,
> > > > > hansel04.alertinnovation.com
> > > > > ]
> > > > > 2020-08-07 15:22:42,785 INFO  [org.apache.activemq.artemis]
> > AMQ241001:
> > > > HTTP
> > > > > Server started at http://localhost:8161
> > > > > 2020-08-07 15:22:42,785 INFO  [org.apache.activemq.artemis]
> > AMQ241002:
> > > > > Artemis Jolokia REST API available at
> > > > > http://localhost:8161/console/jolokia
> > > > > 2020-08-07 <http://localhost:8161/console/jolokia2020-08-07>
> > > > 15:22:42,786
> > > > > INFO  [org.apache.activemq.artemis] AMQ241004:
> > > > > Artemis Console available at http://localhost:8161/console
> > > > >
> > > > > Trying producer command on the remote machine itself:
> > > > > cd /opt/apache-artemis-2.14.0/bin/
> > > > > ./artemis producer --url tcp://localhost:61616 --user username
> > > --password
> > > > > password
> > > > > Connection brokerURL = tcp://localhost:61616
> > > > > Producer ActiveMQQueue[TEST], thread=0 Started to calculate elapsed
> > > time
> > > > > ...
> > > > >
> > > > > Producer ActiveMQQueue[TEST], thread=0 Produced: 1000 messages
> > > > > Producer ActiveMQQueue[TEST], thread=0 Elapsed time in second : 1 s
> > > > > Producer ActiveMQQueue[TEST], thread=0 Elapsed time in milli
> second :
> > > > 1509
> > > > > milli seconds
> > > > >
> > > > >
> > > > >
> > > > > On Fri, Aug 7, 2020 at 3:41 PM Justin Bertram <[email protected]
> >
> > > > wrote:
> > > > >
> > > > > > Did you check artemis.log to ensure the broker actually started
> up
> > > > > without
> > > > > > errors?
> > > > > >
> > > > > > Also, did you run the "artemis producer" command on the remote
> > > machine
> > > > to
> > > > > > make sure the broker is actually working?
> > > > > >
> > > > > >
> > > > > > Justin
> > > > > >
> > > > > > On Fri, Aug 7, 2020 at 2:33 PM Christopher Pisz <
> > > > > [email protected]
> > > > > > >
> > > > > > wrote:
> > > > > >
> > > > > > > From Remote Machine:
> > > > > > > cd /var/lib
> > > > > > > sudo su
> > > > > > > /opt/apache-artemis-2.14.0/bin/artemis create testbroker
> > > > > > > Creating ActiveMQ Artemis instance at: /var/lib/testbroker
> > > > > > >
> > > > > > > --user: is a mandatory property!
> > > > > > > Please provide the default username:
> > > > > > > user
> > > > > > >
> > > > > > > --password: is mandatory with this configuration:
> > > > > > > Please provide the default password:
> > > > > > >
> > > > > > >
> > > > > > > --allow-anonymous | --require-login: is a mandatory property!
> > > > > > > Allow anonymous access?, valid values are Y,N,True,False
> > > > > > > Y
> > > > > > >
> > > > > > > Auto tuning journal ...
> > > > > > > done! Your system can make 62.5 writes per millisecond, your
> > > > > > > journal-buffer-timeout will be 16000
> > > > > > >
> > > > > > > You can now start the broker by executing:
> > > > > > >
> > > > > > >    "/var/lib/testbroker/bin/artemis" run
> > > > > > >
> > > > > > > Or you can run the broker in the background using:
> > > > > > >
> > > > > > >    "/var/lib/testbroker/bin/artemis-service" start
> > > > > > >
> > > > > > > "/var/lib/testbroker/bin/artemis-service" start
> > > > > > > Starting artemis-service
> > > > > > > artemis-service is now running (21742)
> > > > > > >
> > > > > > > From Local Machine:
> > > > > > > ping topsecretmachine.com
> > > > > > > PING topsecretmachine.com (someip) 56(84) bytes of data.
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=1 ttl=63
> > > > > time=68.3
> > > > > > > ms
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=2 ttl=63
> > > > > time=65.6
> > > > > > > ms
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=3 ttl=63
> > > > > time=69.0
> > > > > > > ms
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=4 ttl=63
> > > > > time=66.4
> > > > > > > ms
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=5 ttl=63
> > > > > time=65.7
> > > > > > > ms
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=6 ttl=63
> > > > > time=71.7
> > > > > > > ms
> > > > > > > 64 bytes from topsecretmachine.com (someip): icmp_seq=7 ttl=63
> > > > > time=67.2
> > > > > > > ms
> > > > > > > ^C
> > > > > > > --- topsecretmachine.com ping statistics ---
> > > > > > > 7 packets transmitted, 7 received, 0% packet loss, time 6010ms
> > > > > > > rtt min/avg/max/mdev = 65.692/67.753/71.745/2.034 ms
> > > > > > > [cpisz@localhost ~]$ cd apache-artemis-2.14.0/bin/
> > > > > > > [cpisz@localhost bin]$ ./artemis producer --url tcp://
> > > > > > > topsecretmachine.com:61616 --user user --password password
> > > > > > > Connection brokerURL = tcp://topsecretmachine.com:61616
> > > > > > > Connection failed::Failed to create session factory
> > > > > > >
> > > > > > > --url: is a mandatory property!
> > > > > > > Type in the broker URL for a retry (e.g. tcp://localhost:61616)
> > > > > > > tcp://topsecretmachine.com:61616
> > > > > > > Exception in thread "main" javax.jms.JMSException: Failed to
> > create
> > > > > > session
> > > > > > > factory
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory.createConnectionInternal(ActiveMQConnectionFactory.java:886)
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory.createConnection(ActiveMQConnectionFactory.java:299)
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory.createConnection(ActiveMQConnectionFactory.java:294)
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.activemq.artemis.cli.commands.messages.Producer.execute(Producer.java:142)
> > > > > > > at
> > > > > > >
> > > > >
> > >
> org.apache.activemq.artemis.cli.Artemis.internalExecute(Artemis.java:153)
> > > > > > > at
> > > org.apache.activemq.artemis.cli.Artemis.execute(Artemis.java:101)
> > > > > > > at
> > > org.apache.activemq.artemis.cli.Artemis.execute(Artemis.java:128)
> > > > > > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> > > > > > > at java.lang.reflect.Method.invoke(Method.java:498)
> > > > > > > at
> > > org.apache.activemq.artemis.boot.Artemis.execute(Artemis.java:134)
> > > > > > > at
> org.apache.activemq.artemis.boot.Artemis.main(Artemis.java:50)
> > > > > > > Caused by:
> ActiveMQNotConnectedException[errorType=NOT_CONNECTED
> > > > > > > message=AMQ219007: Cannot connect to server(s). Tried with all
> > > > > available
> > > > > > > servers.]
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.createSessionFactory(ServerLocatorImpl.java:699)
> > > > > > > at
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory.createConnectionInternal(ActiveMQConnectionFactory.java:884)
> > > > > > > ... 12 more
> > > > > > >
> > > > > > > On Fri, Aug 7, 2020 at 3:10 PM Justin Bertram <
> > [email protected]
> > > >
> > > > > > wrote:
> > > > > > >
> > > > > > > > Given that you have an instance of ActiveMQ Artemis on the
> same
> > > > > machine
> > > > > > > as
> > > > > > > > the STOMP client I recommend you do something like this:
> > > > > > > >
> > > > > > > >   > cd <ARTEMIS_INSTANCE_HOME>/bin
> > > > > > > >   > ./artemis producer --url tcp://remote-machine:61616
> --user
> > > > > yourUser
> > > > > > > > --password yourPassword
> > > > > > > >
> > > > > > > > Let me know if that works.
> > > > > > > >
> > > > > > > >
> > > > > > > > Justin
> > > > > > > >
> > > > > > > > On Fri, Aug 7, 2020 at 1:49 PM Christopher Pisz <
> > > > > > > [email protected]
> > > > > > > > >
> > > > > > > > wrote:
> > > > > > > >
> > > > > > > > > I just followed the instructions on
> > > > > > > > >
> > > > > > > > >
> > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> https://activemq.apache.org/components/artemis/documentation/2.0.0/using-server.html
> > > > > > > > > The broker is the default. Nothing is edited.
> > > > > > > > >
> > > > > > > > > "
> > > > > > > > >
> > > > > > > > > cd /var/lib
> > > > > > > > > ${ARTEMIS_HOME}/bin/artemis create mybroker
> > > > > > > > > /var/lib/mybroker/bin/artemis run
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > On Fri, Aug 7, 2020 at 2:45 PM Timothy Bish <
> > > [email protected]
> > > > >
> > > > > > > wrote:
> > > > > > > > >
> > > > > > > > > > On 8/7/20 2:40 PM, Christopher Pisz wrote:
> > > > > > > > > > > What I need:
> > > > > > > > > > > To determine if I can connect to activemq using stomp
> > over
> > > > > > > websockets
> > > > > > > > > > from
> > > > > > > > > > > a remote machine, with a client I wrote.
> > > > > > > > > > >
> > > > > > > > > > > What I did:
> > > > > > > > > > > I wrote my own stomp over websockets client in C++ and
> > > built
> > > > it
> > > > > > for
> > > > > > > > > > > CentOS7, on my home computer.
> > > > > > > > > > > I installed an ActiveMQ on a remote machine through
> ssh.
> > > > > > > > > > > I created the ActiveMQ default broker according to the
> > docs
> > > > > > > > > > > I attempted to connect with my client
> > > > > > > > > >
> > > > > > > > > > Providing the broker configuration you used will help
> folks
> > > > > answer
> > > > > > > with
> > > > > > > > > > insights into what might be wrong there.
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > > > > What happened:
> > > > > > > > > > > Connection refused
> > > > > > > > > > >
> > > > > > > > > > > What I need:
> > > > > > > > > > > To figure out why connection is refused
> > > > > > > > > > >
> > > > > > > > > > > Ideas of my own:
> > > > > > > > > > > Does the client work on the local machine with the same
> > > > version
> > > > > > and
> > > > > > > > > > > configuration of ActiveMQ? Yes
> > > > > > > > > > > Does someone else's client connect to the remote
> > machine? I
> > > > > > dunno,
> > > > > > > I
> > > > > > > > > need
> > > > > > > > > > > someone else's client
> > > > > > > > > > > Maybe a client that uses something other than
> websockets
> > > will
> > > > > > prove
> > > > > > > > > that
> > > > > > > > > > > the "same origin policy" in the beginning of the email,
> > is
> > > > > indeed
> > > > > > > the
> > > > > > > > > > > problem? I dunno. I need a client that uses another
> > > protocol.
> > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > > On Fri, Aug 7, 2020 at 2:33 PM Justin Bertram <
> > > > > > [email protected]
> > > > > > > >
> > > > > > > > > > wrote:
> > > > > > > > > > >
> > > > > > > > > > >> You're not really explaining what you need.
> > > > > > > > > > >>
> > > > > > > > > > >> You say you need "a built client that connects with a
> > > > > different
> > > > > > > > > > protocol."
> > > > > > > > > > >> What exactly do you mean by "built"? Does it have to
> be
> > a
> > > > > > binary?
> > > > > > > If
> > > > > > > > > so,
> > > > > > > > > > >> what platform does the binary need to be built for? If
> > it
> > > > > > doesn't
> > > > > > > > have
> > > > > > > > > > to
> > > > > > > > > > >> be a binary would a python or perl script work? Also,
> > what
> > > > > > exactly
> > > > > > > > do
> > > > > > > > > > you
> > > > > > > > > > >> mean by "different protocol"? Do you mean a different
> > > > protocol
> > > > > > > from
> > > > > > > > > > STOMP?
> > > > > > > > > > >> If so, I thought you were specifically trying to test
> > > STOMP
> > > > > > > > > connections.
> > > > > > > > > > >> How would testing another protocol tell you if STOMP
> > > > > connections
> > > > > > > are
> > > > > > > > > > >> working?
> > > > > > > > > > >>
> > > > > > > > > > >> It's hard (if not impossible) to provide clear
> guidance
> > to
> > > > > vague
> > > > > > > > > > questions.
> > > > > > > > > > >>
> > > > > > > > > > >> If it helps, ActiveMQ Artemis ships with command-line
> > > > clients
> > > > > > you
> > > > > > > > can
> > > > > > > > > > use
> > > > > > > > > > >> to quickly test a broker. Just type "./artemis help"
> > from
> > > > the
> > > > > > > broker
> > > > > > > > > > >> instance's "bin" directory and look for details about
> > the
> > > > > > > "producer"
> > > > > > > > > and
> > > > > > > > > > >> "consumer" commands.
> > > > > > > > > > >>
> > > > > > > > > > >>
> > > > > > > > > > >> Justin
> > > > > > > > > > >>
> > > > > > > > > > >> On Fri, Aug 7, 2020 at 1:08 PM Christopher Pisz <
> > > > > > > > > > [email protected]
> > > > > > > > > > >> wrote:
> > > > > > > > > > >>
> > > > > > > > > > >>> Yes, I did a Google search.
> > > > > > > > > > >>> It yields code examples or javascript libs. I need a
> > > built
> > > > > > client
> > > > > > > > > that
> > > > > > > > > > >>> connects with a different protocol, so I can quickly
> > test
> > > > > that
> > > > > > > the
> > > > > > > > > > server
> > > > > > > > > > >>> will allow clients to connect at all.
> > > > > > > > > > >>>
> > > > > > > > > > >>>
> > > > > > > > > > >>>
> > > > > > > > > > >>> On Fri, Aug 7, 2020 at 2:05 PM Justin Bertram <
> > > > > > > [email protected]
> > > > > > > > >
> > > > > > > > > > >> wrote:
> > > > > > > > > > >>>> There are lots of STOMP clients for various
> platforms
> > > > > written
> > > > > > in
> > > > > > > > > > >> various
> > > > > > > > > > >>>> programming languages many of which do not use
> > > websockets.
> > > > > > What
> > > > > > > > > > exactly
> > > > > > > > > > >>> do
> > > > > > > > > > >>>> you need? Did you try doing an Internet search?
> > > > > > > > > > >>>>
> > > > > > > > > > >>>>
> > > > > > > > > > >>>> Justin
> > > > > > > > > > >>>>
> > > > > > > > > > >>>> On Fri, Aug 7, 2020 at 1:00 PM Christopher Pisz <
> > > > > > > > > > >>> [email protected]
> > > > > > > > > > >>>> wrote:
> > > > > > > > > > >>>>
> > > > > > > > > > >>>>> So I installed ActiveMQ on a remote machine this
> > > morning.
> > > > > > > > > > >>>>> Created the default broker.
> > > > > > > > > > >>>>> Attempted to connect with the client I wrote using
> > > > > > websockets.
> > > > > > > > > > >>>>> Connection is refused.
> > > > > > > > > > >>>>>
> > > > > > > > > > >>>>> I then tried running the
> > > > > > > > examples/protocols/stomp/stomp-websockets
> > > > > > > > > > >>>> example
> > > > > > > > > > >>>>> Attempted to connect with the client I write using
> > > > > websockets
> > > > > > > > > > >>>>> Connection is refused.
> > > > > > > > > > >>>>> Attempted to connect using the index.html from my
> > > machine
> > > > > > > rather
> > > > > > > > > than
> > > > > > > > > > >>> the
> > > > > > > > > > >>>>> remote(as localhost there)
> > > > > > > > > > >>>>> Connection refused.
> > > > > > > > > > >>>>>
> > > > > > > > > > >>>>> I don't know what to do.
> > > > > > > > > > >>>>> Is there another premade client I can connect with
> > that
> > > > > > doesn't
> > > > > > > > use
> > > > > > > > > > >>>>> websockets, so I can at least narrow it down and
> see
> > if
> > > > the
> > > > > > > > server
> > > > > > > > > > >>> works
> > > > > > > > > > >>>> at
> > > > > > > > > > >>>>> all?
> > > > > > > > > > >>>>> Any other suggestions?
> > > > > > > > > > >>>>>
> > > > > > > > > > >>>>>
> > > > > > > > > > >>>>>
> > > > > > > > > > >>>>> On Wed, Jul 29, 2020 at 5:21 PM Wayne Robinson <
> > > > > > > > > > >>> [email protected]
> > > > > > > > > > >>>>> wrote:
> > > > > > > > > > >>>>>
> > > > > > > > > > >>>>>> Websockets don’t use the same-origin policies that
> > > other
> > > > > > AJAX
> > > > > > > > > > >>> requests
> > > > > > > > > > >>>>> do.
> > > > > > > > > > >>>>>> You will most likely need to serve them via TLS to
> > > > prevent
> > > > > > > > browser
> > > > > > > > > > >>>>> errors,
> > > > > > > > > > >>>>>> but there’s nothing special you need to do to
> setup
> > > > CORS.
> > > > > > > > > > >>>>>>
> > > > > > > > > > >>>>>> On Thu, 30 Jul 2020 at 1:47 am, Christopher Pisz <
> > > > > > > > > > >>>>>> [email protected]>
> > > > > > > > > > >>>>>> wrote:
> > > > > > > > > > >>>>>>
> > > > > > > > > > >>>>>>> I have a process that runs in California that
> wants
> > > to
> > > > > talk
> > > > > > > to
> > > > > > > > a
> > > > > > > > > > >>>>> process
> > > > > > > > > > >>>>>> in
> > > > > > > > > > >>>>>>> New York, using Stomp over Websockets.
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> Also note that my process is not a web app, but I
> > > > > > > implemented a
> > > > > > > > > > >>> stomp
> > > > > > > > > > >>>>>> over
> > > > > > > > > > >>>>>>> websocket client in C++, in order to connect
> things
> > > up
> > > > to
> > > > > > my
> > > > > > > > > > >>> backend.
> > > > > > > > > > >>>>>> Maybe
> > > > > > > > > > >>>>>>> this was or wasn't a good idea. So, I want my
> > client
> > > to
> > > > > > talk
> > > > > > > to
> > > > > > > > > > >> the
> > > > > > > > > > >>>>>> server
> > > > > > > > > > >>>>>>> and subscribe, where their client pushed
> messages.
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> I was implementing my own server when I saw that
> > > > ApacheMQ
> > > > > > > > > > >> supported
> > > > > > > > > > >>>>> Stomp
> > > > > > > > > > >>>>>>> over Websockets. So, I started reading the docs.
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> It says:
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> One thing worth noting is that web sockets (just
> as
> > > > Ajax)
> > > > > > > > > > >>> implements
> > > > > > > > > > >>>> ?
> > > > > > > > > > >>>>>>> the same origin policy, so you can access only
> > > brokers
> > > > > > > running
> > > > > > > > on
> > > > > > > > > > >>>> the >
> > > > > > > > > > >>>>>>> same host as the web application running the
> > client.
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> Is this a limitation of the server or the web
> > client?
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> With that limitation, if I understand right, the
> > > server
> > > > > is
> > > > > > > not
> > > > > > > > > > >>> going
> > > > > > > > > > >>>> to
> > > > > > > > > > >>>>>>> accept websocket connections from a client, of
> any
> > > > kind,
> > > > > > that
> > > > > > > > is
> > > > > > > > > > >>> not
> > > > > > > > > > >>>> on
> > > > > > > > > > >>>>>> the
> > > > > > > > > > >>>>>>> same machine?
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> I am not sure I see the point of that...
> > > > > > > > > > >>>>>>>
> > > > > > > > > > >>>>>>> If that is indeed its meaning, then how do I get
> > > around
> > > > > it
> > > > > > in
> > > > > > > > > > >> order
> > > > > > > > > > >>>> to
> > > > > > > > > > >>>>>>> implement my scenario?
> > > > > > > > > > >>>>>>>
> > > > > > > > > >
> > > > > > > > > > --
> > > > > > > > > > Tim Bish
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > >
> > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
>

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