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    Product Name
    CF
    Publisher Page
    CloudFoundry
    Category
    Cloud
    Release
    TKU 2018-Feb-ADDM-11.3
    Change History
    [CloudFoundry CF - Change History]
    Reports & Attributes
    [CloudFoundry CF - Reports & Attributes]
    Publisher Link
    CloudFoundry

    Product Description

    Architecture

    The Cloud Controller Bridge (CC-Bridge) components translate app-specific requests from the Cloud Controller to the Diego Database. These components include the following:

    • Stager

      • Translates staging requests from the Cloud Controller into generic Tasks and LRPs
      • Sends a response to the Cloud Controller when a Task completes
    • CC-Uploader

      • Mediates uploads from the Rep to the Cloud Controller
      • Translates simple HTTP POST requests from the Rep into complex multipart-form uploads for the Cloud Controller
    • Nsync Bulker

      • Periodically polls the Cloud Controller for each app to ensure that Diego maintains accurate DesiredLRPs counts
    • Nsync Listener

      • Listens for app requests
      • Updates and creates the DesiredLRPs count and updates DesiredLRPs through the BBS
    • TPS Listener

      • Provides the Cloud Controller with information about currently running LRPs to respond to cf apps and cf app APP_NAME requests
    • TPS Watcher

      • Monitors ActualLRP activity for crashes and reports them the Cloud Controller
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