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Using Automation To Contain MANO Deployment Risks

NFV World CongressSan Jose, CaliforniaApril 21, 2016

Clark WhittySr. Solutions Architect

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Service Outages Make Headlines

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Industry Standards• Common Language• System Inter-Operability• Level Playing Field

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ETSI GS NFV-TST 001• Pre-Deployment Testing

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ETSI GS NFV-TST001NFV Infrastructure Under Test

Test Controller

VNFM

StorageCompute

Virtualization

Network

VIM

Test PNF/VNF

Reference VNFs

Test PNF/VNF

NFVO

Performance

Monitor

Element Manager

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ETSI GS NFV-TST001VNF Under Test

Test Controller

VNFM

StorageCompute

Virtualization

Network

VIM

Test PNF/VNF VNF

NFVOElement

Manager

Test PNF/VNF

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ETSI GS NFV-TST001NS Under Test

Test Controller

VNFM

StorageCompute

Virtualization

Network

VIM

Test PNF/VNF

VNFFG

NFVOElement

Manager

Test PNF/VNF

VNF1

VNF2

VNF3

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Cases for Test Automation• When automation pays dividends

TuneTuning operational

parameters for optimal performance

ComparePerformance

assessment across many vendors and

configurations

RegressValidate that new releases are not introducing new

bugs

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Building NFV Automation Libraries• Use consistent method names across MANO flavors• Leverage Inheritance

Vendor BBase Class

ListVnfds• GET /v.0/mano/vnf_dsShowVnfd• GET /v.0/mano/vnf_ds/{vnfdId}CreateVnf• POST /v.0/mano/vnf

Vendor ABase Class

ListVnfds• GET /v1.0/vnfdsShowVnfd• GET /v1.0/vnfds/{vnfd_id}CreateVnf• POST /v1.0/vnfs

Vendor CBase Class

ListVnfds• show vnfdsShowVnfd• show vnfd [id]CreateVnf• create vnf [vnfd]

Vendor AType 2

ShowVnfd• GET /v2.0/vnfds/{vnfd_id}

Vendor CType 2

ShowVnfd• show mano vnfd [id]Overwrites Parent Methods

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Writing Generic Test Cases Using Methods

mano.ListVnfdsmano.ShowVnfdmano.CreateVnf

nfvi.StartNFVi_StatsCollector

forEach FrameSizetestVnf.CreateTestVnftestVnf.CfgTestVnfTraffic

Test PNF/VNF VNF Test

PNF/VNF

VNFM

NFVO

Topology Test Cases

VIM

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ETSI GS NFV-REL 004• Post-Deployment Testing

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ETSI GS NFV-REL 004• Active Testing via VTAs (Virtual Test Agents)

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Re-Use of Automation Methods

• Test Tool Methods• MANO Methods• Statistics Methods

NFV-TST 001 NFV-REL 004

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Excellent Service Makes Headlines Too