tosca requirements & capabilities

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.

TOSCA Requirements & CapabilitiesKevin Wilson & Travis TrippJun 12th, 2013

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.2

User ProfilesDeveloper / Arch of Software Company

As a developer / Architect of a software company, I want to be able to expose Tosca documents that show how my software is intended to be deployed (Supported Topologies). And support the ease of integration of my software into a consumers environment.


User ProfilesIntegrator

As a Integrator of a software company, I want to be able to consume a application(s) via its supported topologies and create a integrated composite topology representing the deployment choices that I need to make to successfully integrate the product into the existing environment.

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.4 4

Developer/Architect – Use Cases

As a Developer/Architect I want to produce a tosca model that shows how may application may be deployed independent of the underlying infrastructure.

As a Developer/Architect, I want to provide tools and integration that helps my product be easily consumed.

As a Developer/Architect, I want to leverage other existing software in my topologies.

As a Developer/Architect, I need to communicate the support matrix of my application to the consumers.


Integrator – Use Cases

As a integrator I want to be able to consume a TOSCA document and make calls to the value added function of a software component.

As a integrator I want to be able to consume a TOSCA document and leverage common interfaces for the application during my deployment.

As a integrator I want to be able to choose a tool for the right scale based on the lifecycle of my deployment environment.

As a integrator I want to leverage several different pieces of software in my environment.


Capabilities & Requirements

Common TOSCA xsd/xml

Application

TOSCATopology

Application

TOSCATopology

Requirement

- Constraint

Capability-

Property


Capabilities & Requirements – Interface TOSCA-115


Application

TOSCATopology

Application

TOSCATopology

Requirement

- Constraint

Capability-

PropertyContract

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.8 8Oracle ( Java ) JBoss

Capabilities & Requirements – Interface Parameters


Application

TOSCATopology

Application

TOSCATopology

Requirement

- Constraint

Capability-

PropertyJAVAHOME

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.9 9Oracle ( Java ) JBoss

Capabilities & Requirements – Interface Methods


Application

TOSCATopology

Application

TOSCATopology

Requirement

- Constraint

Capability-

Property AddCertRemoveCer

t




Application

TOSCATopology

Capability-

PropertyContract



11


Application

TOSCATopology

Requirement

- ConstraintAddCert

RemoveCert


Binding Choices

Vendor AVersions

Application

Model

Vendor B Versions +


Runtime

Engine

Operational UI

Inspect Runtime ParameterValues

Invoke Methods at Runtime

RunningSoftwar

e Instanc

e

TOSCADocs

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.14 HP Confidential

Composite Requirements/Capability

Often times applications are managed in groups. Sometimes because mergers and acquisitions have allowed a company to produce

a composite application.Sometimes industry demand causes the merging of two similar product streams.

To support the above we need to be able to manage and collect requirements and capabilities into groups.

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Capabilities & Requirements – Composite Requirements


Application

TOSCATopology

Application

TOSCATopology

CompositeRequiremen

tCompositeCapability




Application

TOSCATopology

Application

TOSCATopology

LAMPRequiremen

tLAMP

Capability

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.17 HP Confidential

By Placing a requirement on a composite. All sub requirements must be met.

17

Linux

Apache

MySQL

PHP

LAMP

By Placing a requirement on a composite. All sub requirements must be met.

By providing a capability all capabilities are either provided or required by a sub layer.

© Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.18 18 Lamp Stack



Application

TOSCATopology

Application

TOSCATopology

LinuxApachePHP

LinuxApachePHP

tosca requirements & capabilities

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