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  • Grouper messaging built in

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  • Queues can be sent to directly or from topics
  • A queue shouldnt have the same name as a topic.
  • There is a built in folder for queues in grouper: <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:grouperMessageQueues.  
  • A queue is a permission resource in that folder of attributeDef <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:messages:grouperMessageQueueDef
  • The action to send to a topic is "send_to_queue", grant that to a subject who is allowed to send messages to the queue
  • The action to receive from a queue is "receive", grant that to a subject who is allowed to pull messages off the queue
Code Block
grouperSession = GrouperSession.startRootSession();
  
GrouperBuiltinMessagingSystem.createQueue("abc"); 
GrouperBuiltinMessagingSystem.deleteQueue("abc");


// permissions on objects
GrouperBuiltinMessagingSystem.allowSendToQueue("abc", SubjectTestHelper.SUBJ0);
GrouperBuiltinMessagingSystem.allowReceiveFromQueue("abc", SubjectTestHelper.SUBJ0);
GrouperBuiltinMessagingSystem.disallowSendToQueue("abc", SubjectTestHelper.SUBJ0);
GrouperBuiltinMessagingSystem.disallowReceiveFromQueue("abc", SubjectTestHelper.SUBJ0);

 

Setup topics

  • There is a built in folder for topics in grouper: <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:grouperMessageTopics.  
  • A topic is a permission resource in that folder of attributeDef <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:messages:grouperMessageTopicDef
  • The action to send to a topic is "send_to_topic", grant that to a subject who is allowed to send messages to the topic
  • You cannot read from a topic, the topic will send to queues, and you can grant that on queues
  • To setup the relationship between a topic and queue(s), setup a permission resource implied relationship between the topic and the queues

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