IBM Support

IT37552: EXTENSION DRR FLAG NOT CLEARED ON DRRS WHERE GATEWAYEXTENSIONDEPLOYER HAS ALREADY COMPLETED INIT

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APAR status

  • Closed as program error.

Error description

  • In this scenario the client was attempting to roll back mgmt
    server to a restore point. Once they did this mgmt started the
    DRR process as expected. When GWD received the cloud snapshot
    GWD call dynamicReconfiguration which sets the DRR flag for the
    GatewayExtensionDeployer. This also pubsubs the event which
    ultimately ends up calling _dynamicReconfiguration. In this
    function, since INITIALIZED is already set to true we skip
    calling updateDynamicReconfigurationStatus(true); which means
    DYNAMIC_RECONFIG_PENDING never gets set to true. So when the DRR
    is complete and we call updateDynamicReconfigurationStatus to
    finally complete the extension create we have:
    
    DYNAMIC_RECONFIG_PENDING = false && pending = false
    This means we never release the DRR pending flag we set in the
    dynamicReconfiguration call and can not complete initialization.
    The only way to work around this is by forcing a brain dead
    scenario by restarting all pods/GWs at the same time.
    

Local fix

Problem summary

  • The flag will now be cleared as expected.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IT37552

  • Reported component name

    DATAPOWER

  • Reported component ID

    DP1234567

  • Reported release

    A0X

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-07-08

  • Closed date

    2021-09-27

  • Last modified date

    2021-09-27

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    DATAPOWER

  • Fixed component ID

    DP1234567

Applicable component levels

[{"Line of Business":{"code":"LOB45","label":"Automation"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SS9H2Y","label":"IBM DataPower Gateways"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"A0X"}]

Document Information

Modified date:
28 September 2021