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VNA SDWAN data missing from CAPC

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Article ID: 240912

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Updated On:

Products

CA Virtual Network Assurance DX NetOps

Issue/Introduction

Problems encountered using the VNA gateway for Cisco Viptela in CAPC. The connection between the gateway and the vmanage is successful, devices with the right interface ip's appear, however, no SLA path information is shown.

The following error is seen in the gateway log after enabling OC_AQUISITION debug:

2022-04-28 04:09:38,954 ERROR (Camel (Viptela Plugin-21.2.10-RELEASE) thread #35 - vm://global/plugin/viptela/PERFORMANCE)  [PLUGIN_SYSTEM] CamelLogger 204  Failed delivery for (MessageId: ID-srv-pm-vna-1-lab-dt-1650974834746-0-170682 on ExchangeId: ID-srv-pm-vna-1-lab-dt-1650974834746-9-28447). Exhausted after delivery attempt: 1 caught: java.lang.NullPointerException
Message History
---------------------------------------------------------------------------------------------------------------------------------------
RouteId              ProcessorId          Processor                                                                        Elapsed (ms)
[plugin/viptela/PER] [plugin/viptela/PER] [vm://global/plugin/viptela/PERFORMANCE?failIfNoConsumers=true                 ] [        28]
[OC-INGRESS-ROUTE  ] [process1          ] [[email protected]                                                          ] [        24]
[OC-INGRESS-ROUTE  ] [filter1           ] [filter[bean[com.ca.em.sdn.gateway.broker.core.opencollector.PollErrorHandler m] [         0]
[OC-INGRESS-ROUTE  ] [log1              ] [log                                                                           ] [         0]
[OC-INGRESS-ROUTE  ] [recipientList1    ] [recipientList[bean[com.ca.em.sdn.gateway.broker.core.opencollector.OCMessageRo] [         0]
[plugin/viptela/PER] [bean34            ] [bean[[email protected]]            ] [         4]
Stacktrace
---------------------------------------------------------------------------------------------------------------------------------------: java.lang.NullPointerException
2022-04-28 04:09:38,954 WARN  (Camel (Viptela Plugin-21.2.10-RELEASE) thread #35 - vm://global/plugin/viptela/PERFORMANCE)  [org.apache.camel.component.vm.VmConsumer] CamelLogger 213  Error processing exchange. Exchange[]. Caused by: [java.lang.NullPointerException - null]: java.lang.NullPointerException

 

Cause

Viptela: 20.7.1 is not supported with VNA on any release yet.  We document the following:

TechDocs : DX NetOps VNA 21.2 : Viptela

Supported Releases - VNA supports the following Viptela releases:

  • Viptela 20.3.4 (VNA 21.2.2 or higher)
  • Viptela 20.3.2
  • Viptela 20.1.1
  • Viptela 19.x
  • Viptela 18.4
  • Viptela 18.3
  • Viptela 17.2.0
  • Viptela 17.1.0

Environment

DX NetOps VNA Release : 21.2.10
Component : Virtual Network Assurance For CA Performance Management

Resolution

Broadcom Sustaining Engineering have created a patch to resolve the errors seen on this system;

viptela-plugin-21.2.11-RELEASE.jar 

This was applied to VNA 21.2.10 and resolved the exceptions seen in the gateway log and the problem seen in this issue.

This is an unofficial patch specifically for the errors seen in this issue and has not had full QA testing so use it with care.  Please make sure you back everything up beforehand so that you can easily reverse a snapshot if it results in unexpected behavior.  If you decide to test this patch on your system, please open a support issue and request it.

Additional Information

Official support of Viptela 20.7.1 has been added to 21.2.11.

To enable OC_AQUISITION debug