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The data is represented as key-value pair gets written into a file within container above. The MS should parse the configuration and apply within MS as required.
For new JVM code you are advised to use cbs-client from DCAE SDK instead of manually implementing the code above. For python clients - onap_dcae_cbs_docker_client module is available under Global PyPI.
DMAAP binding
The dmaap topic stream are identified in compenent_spec as "subscribe" and "publish" streams. Each topic should be identified by the component developer using unique config_key. When the configuration gets pushed into the container by controller, the topic configuration is pushed under below structure.
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Sample DR configuration structure
...
{
"streams_subscribes": {
"DCAE_GUEST_OS": {
"type": "data_router",
"dmaap_info": {
"username": "xyz",
"password": "abc",
"location": "mtn23",
"delivery_url": "https://dr.global:8666/DCAE_SAM_GUEST_OS",
"subscriber_id": "811"
}
},
"DCAE_RAW_DATA": {
"type": "data_router",
"dmaap_info": {
"username": "abc",
"password": "xyz",
"location": "mtn23",
"delivery_url": "https://dr.global:8666/DCAE_CEILOMETER_RAW_DATA",
"subscriber_id": "812"
}
},
"sec-measurement-output": {
"type": "message_router",
"aaf_password": "aaf_password",
"dmaap_info": {
"topic_url": "https://mr.hostname:3905/events/com.att.dcae.dmaap.SEC-MEASUREMENT-OUTPUT-v1",
"client_role": "com.att.dcae.member",
"location": "mtn23",
"client_id": "1111"
},
"aaf_username": "aaf_username"
}
},
"streams_publishes": {
"DCAE_VOIP_PM_DATA": {
"type": "data_router",
"dmaap_info": {
"username": "abc",
"log_url": "https://dcae-drps/feedlog/206",
"publish_url": "https://dcae-drps/publish/206",
"location": "mtn23",
"password": "xyz",
"publisher_id": "206.518hu"
}
},
"DCAE_GUEST_OS_O": {
"type": "data_router",
"dmaap_info": {
"username": "axyz",
"log_url": "https://dcae-drps/feedlog/203",
"publish_url": "https://dcae-drps/publish/203",
"location": "mtn23",
"password": "abc",
"publisher_id": "203.2od8s"
}
},
"DCAE_PM_DATA": {
"type": "data_router",
"dmaap_info": {
"username": "xyz",
"log_url": "https://dcae-drps/feedlog/493",
"publish_url": "https://dcae-drps/publish/493",
"location": "mtn23bdce2",
"password": "abc",
"publisher_id": "493.eacqs"
}
}
}
}
...