Zend Server Deployment

Good things come in packagesPresented by Yonni Guido Mendesyonni.m@zend.com @zendsui

linkedin.com/in/yonman

What is Zend Server?

Deployment: what could possibly go wrong?

• Preparation: untested scripts, shoddy docs

Devs gotta dev!Symbolic deployment

from dailywtf

Deployment: what could possibly go wrong?

• Technical failure

• Human error:wrong server, wrong package,...

• Human reaction

Deployment: what could possibly go wrong?

• Psychological projectiono Dev: If it works in dev, surely it works on

productiono Ops: If it fails on production, surely it fails in

dev

Result: Downtime. Money lost. Lose process.

Deployment in Zend Server

• Mechanise

• Automate

• Control

• Fallback

Zpk to deploy

deployzpk

Rollback

Health check?

This is all great…

What is a ZPK?

“A wondrous package of code, fun and migration bundled together to make your wish of a long night of sleep come true.”

-- unknown

Popular workflows: Zend Studio

Requires: Zend Studio, Zend Server, Mouse

• Create a project

• Package the project

• Deploy the projectDemo!

Zend Studio end-to-end integration demo, questions?

Popular workflows: Zend Studio

Popular workflows: Zend Server Wiz

Requires: Zend Server, Zpk file

• Produce Zpk file

• Deploy Zpk file

• Rejoice!Demo!

Zend Server Wizard Deployment, questions?

Popular workflows: Zend Server

• Same ZPK, simpler

• Automated updates

• No outwards facing files

• Onboard libraries

A word about Libraries

ZPK: Not what you thought

• Zip

• data directory

• scripts directory

• deployment.xml

Demo: ZPK from the inside

Advanced stuffPrerequisites, User params, Hook scripts,

Persistent resources

Advanced stuff: Prerequisites

Adding a new prerequisiteFailing prerequisitesLibrary prerequisites

Demo: playing around with prerequisites

Using prerequisites in our package, questions?

Prerequisites

Advanced stuff: Staging & Activation

Deployment order of business

• Unpacking

• Staging

• ActivationHook/trigger scripts: Execution, Handling errors

Demo (and another one in a sec)!

Advanced Stuff: User Parameters

Specifying user parametersCollecting user parameters’ values

• Zend Studio

• Zend Deployment Wizard

• (Zend Server Web API)Demo: Using user params in hook scripts

Using User Params inside our hook scripts, questions?

Hook scripts and user params

Support hook scripts and user paramsOnly a “stage” step, no activation

User params and libraries

• Removes the applicationo Deactivateo Unstage

• Redeploy stages and activates

• Rollback only activates the previous application version

Hook scripts should be designed accordingly

A word about rollback and redeploy

• Eula fileo XML locationo Text

• Readme fileo Special Locationo Markdown

Zpk: Extra stuff

Package creation, a 3rd workflow

`zdpack create <skeleton-name>`You get:

• deployment.xml

• data dir

• scripts dir

• README file`zdpack pack <skeleton-name>`

But wait! there’s more!

Packaging Monitor rules, Pagecache rules

Application health checkLibraries auto update

Extra stuff: apps <healthcheck>

Provide a URLResponse: 200 OKorResponse: not 200* and a body with error message

Extra stuff: libraries <updateurl>

https://packages…/up.json

output:{

"version": "2.3.0",

"downloadUrl": "https://packag...zpk",

"releaseNotes": "http://fra../change/2.3.0/"

}

Feedback, comments: yonni.m@zend.com linkedin.com/in/yonman @zendsui

Thank

you!