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====== 2 Internal Meeting ======

2009 April 16

Present: Des and Dominik
  - **The main objective of the meeting**
    * to discuss the Correlated Data Service design
    * establish communication protocols with VLBI Broker
  - **The outcome**:
    * The Correlated Data Service (CDS) is responsible for downloading and merging correlated data chunks
    * The CDS talks to VLBI Broker
    * The communication protocol (wdl file) will be created by Dominik **[DONE]**
      * WSDL FILES: {{expres:fabric:evlbisystem:correlateddatajob.tgz|}} and {{expres:fabric:evlbisystem:correlateddatanotification.tgz|}}

    * The CDS core will be created by Des
  - **Communication protocol**
    - correlatedDataSetIsReady Broker => CDS   **[DONE]**
      * sent when new data set has been correlated and is ready for download
      * fields to be included in the datagram
        * jobId
        * brokerLocation - for the notification to be sent back
        * experimentName - not sure whether CDS needs that
        * chunkSetId
        * list of URLs   - location's of correlated chunks
    - correlatedDataSetUploaded CDS => Broker  **[DONE]**
      * sent when correlated data set has been successfully uploaded at Jive archive
      * when this notification is received Broker can remove data from grid environment