The ActiveMQ users mailing list is for folks using ActiveMQ components
(brokers, clients, etc.). Often those folks are developers, but certainly
not always. Therefore, this is the right place to ask questions about how
to use ActiveMQ components.

However, it seems to me that you're asking specifically about integrating
Amazon MQ and MQTT utilities from Mosquitto. Unfortunately I don't think
this is the right place for those questions. You'd need to get in touch
with Amazon to find out about debugging options in AWS, and you'd need to
get in touch with the Mosquitto community for info about TLS usage with
their tools.

That said, given the response from the broker (i.e. "Connection Refused:
not authorised") it appears to me that your problem is either with the
credentials you're providing to the broker (i.e. username & password) or
with the configuration of the role-based access control for your user which
is preventing you from sending a message to "topic".


Justin

On Tue, Oct 28, 2025 at 5:44 AM Thomas Bachleitner <
[email protected]> wrote:

> Hello,
>
>
> maybe I am wrong in writing here, it seems, this mailing list is really
> for developer.
>
> I would like to use the AWS-Apache activeMQ for MQTT and I am searching
> for some samples I can use for setting it up with some MQTT-devices.
> Currently I have some troubles with the TLS-protocol, as I cannot
> establish a connection and it seems to be a TLS-issue.
>
> Can you please point me to the right direction?
>
> C:\Program Files\direct\mosquitto_wise4000>mosquitto_pub -h x.x.x.x -m
> "test" -t "topic" -u sbomq -P "xxxxxxxxxxx" -p 8883  -d --cafile ca.cert
> --insecure
> Client null sending CONNECT
> Client null received CONNACK (5)
> Connection error: Connection Refused: not authorised.
> Error: The connection was refused.
>
> it may be a conflict in MQTT-versions, is there any way to get some
> debugging information on the AWS-side?
>
> sorry, if this is the wrong channel....
>
> br
>
> Thomas
>
>
> On 27.10.2025 19:52, Justin Bertram wrote:
>
> ActiveMQ Artemis provides the necessary JMS client implementation
> libraries. If you're using a relatively recent version of Spring this is
> the depenency you need to add in your Maven pom.xml:
>
>    <dependency>
>       <groupId>org.apache.activemq</groupId>
>       <artifactId>artemis-jakarta-client</artifactId>
>       <version>2.43.0</version> <!-- currently the latest release -->
>    </dependency>
>
> More details are available in the documentation [1].
>
>
> Justin
>
> [1]https://activemq.apache.org/components/artemis/documentation/latest/client-classpath.html#the-client-classpath
>
> On Mon, Oct 27, 2025 at 12:10 PM Illia <[email protected]> 
> <[email protected]> wrote:
>
>
> Hi Justin.
> Thanks for your response.
>
> There is no specific reason why we decided to use Core API.
>
> Could you please suggest JMS API libraries that we can integrate to our app
> instead of Core API?
>
> Thanks! Best regards.
>
> пн, 27 окт. 2025 г. в 18:02, Justin Bertram <[email protected]> 
> <[email protected]>:
>
>
> You're using the Core API in your application. This is a low-level API
> meant for applications that want to strictly manage their own resources.
>
> I
>
> think this is the wrong API for your use-case.
>
> You're managing the creation of the queue(s) yourself, but you don't want
> to your application to manage the deletion of the queues as it would add
> unwanted complexity. Therefore, the broker is managing the deletion of
>
> the
>
> queue(s). However, the broker is deleting them in a manner that's causing
> problems for your application since your application is apparently
> expecting the queue to be there when it isn't.
>
> I recommend you simply use the JMS API and let the broker handle both the
> creation & deletion of the resources as needed. You're already using
>
> Spring
>
> which has strong integration with JMS so you could likely simplify your
> application a fair bit by switching.
>
> Is there a specific reason you're using the Core API rather than the JMS
> API?
>
>
> Justin
>
> On Fri, Oct 24, 2025 at 1:29 PM Illia <[email protected]> 
> <[email protected]> wrote:
>
>
> Hi Justin.
> I have some kind of video conferencing app where I need to create many
> addresses/queues for each session/call.
> Setting the auto delete flag to false means that I will need to clean
> unused addresses and queues manually with the help of a scheduler which
> complicates the solution.
>
> Is there any way to start taking into consideration auto delete delay?
>
> So
>
> when failover is done, the queue is not deleted automatically but only
> after a specified time?
>
> Thanks! Best regards.
>
> чт, 23 окт. 2025 г. в 17:51, Justin Bertram <[email protected]> 
> <[email protected]>:
>
>
> I tracked this behavior down to ARTEMIS-3525 [1]. On start the broker
>
> will
>
> explicitly delete empty queues that are to be auto-deleted.
>
> That said, if auto-creation is enabled and you're using a protocol
>
> where
>
> auto-creation is supported then the queue should be re-created when a
> message is sent to it or a consumer is created on it.
>
> Is there a particular reason that you don't want to delete queues
> immediately after failover when the queue auto-delete flag is set to
>
> true?
>
> Have you considered setting the auto-delete flag to false so that
>
> this
>
> doesn't happen?
>
>
> Justin
>
> [1] https://issues.apache.org/jira/browse/ARTEMIS-3525
>
> On Wed, Oct 22, 2025 at 8:10 PM Illia <[email protected]> 
> <[email protected]>
>
> wrote:
>
> Hi Justin.
> I have prepared a Java app for you. The link -
>
>
> https://drive.google.com/file/d/1aLExH0nWTtWvdjFTw6KJIdid5wTXlJ9J/view?usp=sharing
>
> Steps to reproduce the issue:
> 1. Build Java app with *./mvnw clean package*
> 2. Start docker compose *docker compose up* which will start java
>
> client
>
> and 2 artemis nodes in replication mode (active and backup).
> 3. After the application is started, an address with the name
> "new-address" and a queue with the name "new-queue" are created.
> 4. Stop active node with *docker stop artemis-node-a*
> 5. Go to 
> *http://localhost:8162/console/artemis<http://localhost:8162/console/artemis> 
> <http://localhost:8162/console/artemis> *where you can observe
>
> that
>
> address was replicated and queue was not
> [image: image.png]
> [image: image.png]
>
> 6. The reason is that my queue is configured with autodelete:
> [image: image.png]
> 7. If you remove autoDelete and autoDeleteDeley lines and repeat
> everything from the beginning, you will notice that both address
>
> and
>
> queue
>
> are successfully replicated.
>
> My goal is to not delete queues immediately after failover when the
>
> queue
>
> auto delete flag is set to true. Is it even possible?
>
> Thanks! Best regards.
>
> ср, 22 окт. 2025 г. в 06:07, Justin Bertram <[email protected]> 
> <[email protected]>:
>
>
> Nothing in the address-settings seems problematic. Can you work up
>
> some
>
> instructions or ideally an automated reproducer so that I can
>
> observe
>
> the
>
> same behavior that you described?
>
>
> Justin
>
> On Tue, Oct 21, 2025 at 4:52 PM Illia <[email protected]> 
> <[email protected]>
>
> wrote:
>
> Hi Justin.
> This my settings in broker.xml:
>
> <address-setting match="#">
>     <dead-letter-address>DLQ</dead-letter-address>
>     <expiry-address>ExpiryQueue</expiry-address>
>     <redelivery-delay>0</redelivery-delay>
>
>
>
>
> <message-counter-history-day-limit>10</message-counter-history-day-limit>
>
>     <address-full-policy>PAGE</address-full-policy>
>     <auto-create-queues>true</auto-create-queues>
>     <auto-create-addresses>true</auto-create-addresses>
>     <auto-delete-queues>false</auto-delete-queues>
>     <auto-delete-addresses>false</auto-delete-addresses>
>
>     <!-- The size of each page file -->
>     <page-size-bytes>10M</page-size-bytes>
>
>     <!-- When we start applying the address-full-policy, e.g
>
> paging
>
> -->
>
>     <!-- Both are disabled by default, which means we will use
>
> the
>
> global-max-size/global-max-messages  -->
>     <max-size-bytes>-1</max-size-bytes>
>     <max-size-messages>-1</max-size-messages>
>
>     <!-- When we read from paging into queues (memory) -->
>
>     <max-read-page-messages>-1</max-read-page-messages>
>     <max-read-page-bytes>20M</max-read-page-bytes>
>
>     <!-- Limit on paging capacity before starting to throw
>
> errors
>
> -->
>
>     <page-limit-bytes>-1</page-limit-bytes>
>     <page-limit-messages>-1</page-limit-messages>
> </address-setting>
>
>
> ср, 22 окт. 2025 г. в 00:15, Justin Bertram <
>
> [email protected]
>
> :
>
> Can you provide the address settings that correspond to this
>
> queue?
>
> For what it's worth, setting the auto-delete message-count on
>
> the
>
> queue
>
> to
>
> -1 is not normal as that means the broker will delete the
>
> queue
>
> regardless
>
> of the number of messages it contains. It might make sense
>
> depending
>
> on
>
> your use-case, but folks typically don't want to delete their
>
> messages
>
> automatically.
>
>
> Justin
>
> On Tue, Oct 21, 2025 at 3:28 PM Illia <
>
> [email protected]>
>
> wrote:
>
> Hi team. Could you please help me with the next issue.
>
> My cluster consists of two nodes with replication mode (live
>
> and
>
> backup)
>
> that are configured to auto delete queues.
>
> When my active node fails, I see that only addresses are
>
> replicated
>
> to
>
> the
>
> backup node but not queues. Seems that the reason is that my
>
> queues
>
> are
>
> configured for auto delete. Queue replication works fine
>
> without
>
> the
>
> auto
>
> delete flag. I tried to set up an auto delete delay but it
>
> seems
>
> that
>
> it
>
> still doesn’t work with failover.
>
> My goal is to not delete queues immediately after failover
>
> when
>
> the
>
> queue
>
> auto delete flag is set to true.
>
> Is there any way to do this?
>
> Here is my queue configuration in Java code:
>
>
>
>
>
>
>
>
> *final QueueConfiguration queueConfig =
>
>
>
> QueueConfiguration.of(queueName).setAddress(addressName).setRoutingType(RoutingType.ANYCAST).setAutoDelete(true).setAutoDeleteDelay(30000L).setAutoDeleteMessageCount(-1L).setPurgeOnNoConsumers(false).setNonDestructive(false);*
>
> Thanks! Best regards.
>
>
> EXTERNAL EMAIL: Do not click any links or open any attachments unless you 
> trust the sender and know the content is safe.
>
>
>
> --
>
>
> * Thomas Bachleitner*
> Sonnblick Observatorium
> Sonnblick Observatory
>
>
> *Akademiestraße 39, 5020 Salzburg M. +43 664 8319202*
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