[midPoint] How to Configure Midpoint in Cluster Mode

[Ivan Noris]

Correction: either command line option -Dmidpoint.nodeId=Node1 OR
config.xml modification for nodeId.

Ivan

On 17. 12. 2020 17:50, Ivan Noris via midPoint wrote:
>
> Hi Gus,
>
> you have to specify the option via command line parameters for
> midpoint process or in config.xml
>
> E.g. -Dmidpoint.nodeId=Node1
>
>
> in config.xml it seems the <nodeId>Node1</nodeId> must be in
> <midpoint> section of the file.
>
> <configuration>
>     <midpoint>
>     <nodeId>MyNode1</nodeId>
>     <taskManager>
>        
> <clustered>true</clustered>                                                                                                          
>  
>     </taskManager>
>
> ...
>
> It works for my case with midpoint 4.2-support (I have only one node,
> but it starts as clustered and I can see the node name in Server tasks
> - All nodes)
>
> In case of two nodes, they must have different names of course.
>
> Best regards,
>
> Ivan
>
> On 17. 12. 2020 17:18, Gus Lou via midPoint wrote:
>> Hi Guys
>>
>> I am analyzing the implementation of Midpoint in cluster mode.
>> My environment has 3 distinct servers (midpoint-db1, midpoint-app1,
>> midpoint-app2). One server with postgres database and two servers
>> with midpoint 4.2.
>>
>> I am using the documentation below.
>> https://wiki.evolveum.com/pages/viewpage.action?pageId=11075783
>> https://wiki.evolveum.com/display/midPoint/Managing+cluster+nodes
>> I'm in doubt on how to configure the configuration of the nodes in
>> the config.xml file
>>
>> My config.xml file:
>>
>>        <repository>            
>>            
>> <repositoryServiceFactoryClass>com.evolveum.midpoint.repo.sql.SqlRepositoryFactory</repositoryServiceFactoryClass>
>>             <database>postgresql</database>
>>             <jdbcUsername>midpoint</jdbcUsername>
>>             <jdbcPassword>mypassword</jdbcPassword>
>>             <jdbcUrl>jdbc:postgresql://192.168.0.45/midpoint
>> <http://192.168.0.45/midpoint></jdbcUrl>
>>             <hibernateHbm2ddl>none</hibernateHbm2ddl>
>>             <missingSchemaAction>create</missingSchemaAction>
>>         </repository>
>>         <taskManager>
>>             <clustered>true</clustered>
>>         </taskManager>
>>         <nodeId> nodeA </nodeId>
>>   
>> When I start one of the nodes, I get the following error:
>>
>> 2020-12-17 11:38:48,959 [] [main] ERROR
>> (com.evolveum.midpoint.task.quartzimpl.TaskManagerQuartzImpl): Cannot
>> initialize TaskManager due to the following exception: .
>> com.evolveum.midpoint.task.api.TaskManagerConfigurationException:
>> Node ID must be set when running in clustered mode
>>         at
>> com.evolveum.midpoint.task.quartzimpl.NodeIdComputer.determineNodeId(NodeIdComputer.java:88)
>>         at
>> com.evolveum.midpoint.task.quartzimpl.TaskManagerConfiguration.setBasicInformation(TaskManagerConfiguration.java:286)
>>         at
>> com.evolveum.midpoint.task.quartzimpl.Initializer.init(Initializer.java:46)
>>         at
>> com.evolveum.midpoint.task.quartzimpl.TaskManagerQuartzImpl.init(TaskManagerQuartzImpl.java:239)
>>         at
>> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native
>> Method)
>>         at
>> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>>         at
>> java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>         at java.base/java.lang.reflect.Method.invoke(Method.java:566)
>>
>> I believe it is missing to specify the nodes in config.xml, I just
>> didn't understand how.
>> I tried to put it but without success as follows
>>
>> <nodeId> nodeA </nodeId>
>>      
>> Does anyone have any ideas or examples?
>>
>> Regards
>>
>> Gus
>>
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>> midPoint at lists.evolveum.com
>> https://lists.evolveum.com/mailman/listinfo/midpoint
> -- 
> Ivan Noris
> Senior Identity Engineer
> evolveum.com
>
> _______________________________________________
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> midPoint at lists.evolveum.com
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-- 
Ivan Noris
Senior Identity Engineer
evolveum.com

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