Devops: Enabled Through a Recasting of Operational Roles

© Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved.

Devops: Enabled Through a Recasting of Operational RolesCF Summit Berlin November 2015

2

Cornelia Davis ● @cdavisafc ● [email protected] CTO, Transformation Practice

© Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved. 3

When I first started working on PaaS…

“For us, PaaS is a set of services aimed at developers that helps them develop and test apps without having to worry about the underlying infrastructure. Developers don't want to have to worry about provisioning the servers, storage and backup associated with developing and launching an app.”

… but then I learned

[1] http://www.javaworld.com/article/2078801/java-app-dev/forrester--paas-makes-developers-happy.html [2] http://www.infoworld.com/d/cloud-computing/paas-primer-what-platform-service-and-why-does-it-matter-212696

http://www.javaworld.com/article/2078801/java-app-dev/forrester--paas-makes-developers-happy.html

http://www.infoworld.com/d/cloud-computing/paas-primer-what-platform-service-and-why-does-it-matter-212696

© 2015 Pivotal Software, Inc. All rights reserved. 4

“Operations is the secret sauce”

http://radar.oreilly.com/2007/10/operations-is-a-competitive-ad.html


The Cloud Platform EvolutionTRADITIONAL IAAS

Virtualization Platform

Operating System

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Your Application Code

Physical Servers

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IAAS


Cloud-native Application

Platform

Virtualized Infrastructure

PAAS


Application Dial Tone

Emits application “dial tone” • Config • Runtime • Logs • Metrics • Health Management • Security • Operations


Application Platform



Enabling DevopsD

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Application Developers

Application Operations

Platform Operations


App

App

App

App


App App

App App


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...

Started updating job runner_z1 > runner_z1/91. Done (00:01:06) Started updating job runner_z1 > runner_z1/92. Done (00:01:06) Started updating job runner_z1 > runner_z1/93. Done (00:01:06) Started updating job runner_z1 > runner_z1/94. Done (00:01:06) Started updating job runner_z1 > runner_z1/95. Done (00:01:06) Started updating job runner_z1 > runner_z1/96. Failed

!!

© 2015 Pivotal Software, Inc. All rights reserved.

On the… BOSH Agent port: Directory Server port:

… healthy DEA 35560 34567

… unhealthy DEA 34567 Port binding failed

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Ephemeral Port Range: 32768 to 61000

Developer should not have used port 34567

Dynamically Assigned

Statically Assigned


It’s the right level of abstraction!


The Power of AutonomyD

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Platform Team

Application Team


Application Team Drives the SDLC

cmtcmt v201cmt cmt cmt cmt v202 cmt… …

Prod

Acceptance

CI


cmt v201cmt cmt cmt cmt v202 cmt… …

Prod

Acceptance

CI

Application Team Drives the SDLC


Autonomy is Key

cmt v201cmt cmt cmt cmt v202 cmt… …

App

PlatformCVE

Prod

Acceptance


CF – Each Layer Upgradable with Zero Downtime

* Devs may bring a custom buildpack

runtime layer*

OS image

application layer

PCF Buildpack Apps

linux host & kernel

App container

CF Supported

Dev Supported

• Platform Provided • CVEs addressed by Pivotal • Canary-style, zero-

downtime upgrades

• Platform or Application Team Provided

• CVEs addressed by Pivotal (for Platform Provided)

• Blue/Green deployments

• Application Team provided • Blue/Green deployments


Autonomy!

Pivotal Confidential–Internal Use Only 21


Infrastructure-centric Operations Model


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IaaS+ (+automation) IT Ops Team

App Team (Dev and Ops)

Pivotal Confidential–Internal Use Only 22

Application-centric Operations



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IaaS+ (+automation)

IT Ops Team

App Team


Cloud Foundry


Platform Team

App Team (Dev and Ops)

Emits application “dial tone” • Configuration • Runtime • Logs • Metrics • Health Management • Security • Operations


Cloud Foundry is the Enabler!


Separate yet Similar Concerns D

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PAAS

Platform Operations

Application DevelopersApplication Operations

• Deploys platform • Makes standard runtimes and services

available • Monitors platform • Scales platform

(ensuring sufficient capacity) • Upgrades platform with zero-downtime

• Creates deployable artifact

• Config Prod environment • Deploys application to Prod • Monitors application • Scales application (capacity) • Deploys new app version with

zero downtime.


Transformation!

© Copyright 2014 Pivotal. All rights reserved.© Copyright 2015 Pivotal. All rights reserved.

Thank you!CF Summit Berlin November 2015

26

Cornelia Davis ● @cdavisafc ● [email protected] CTO, Transformation Practice

Devops: Enabled Through a Recasting of Operational Roles

Software

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