Network Automation with Brocade Workflow Composer

CERN Openlab Summer Student Programme 2017 - Lightning Talk Series

By: Muhammad Abdullah

Supervisors: Adam Krajewski (IT-CS-CE) Stefan Stancu (IT-CS-CE)

15/08/2017

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CERN’s Network

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~500 ~5000 Routers Switches

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Configuration

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Vendor CLI :(

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Manual Work

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ISSUE !

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Manage a lot of devices

Troubleshooting

Human Intervention

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Solution ?

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Solution ?

Network Automation

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HOW ?

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HOW ?“ StackStorm “

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HOW ?“ StackStorm “

&

Python

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StackStorm

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StackStorm

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Open-Source

Event Driven

Automation Platform

Brocade Workflow Composer

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StackStorm

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StackStorm

15

Sensor

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StackStorm

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Sensor

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Trigger

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StackStorm

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Sensor

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Trigger Rules

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StackStorm

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Sensor

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Trigger Rules Action

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My Method

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StackStorm

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My Method

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StackStorm

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BrocadeSwitch

My Method

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StackStorm

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BrocadeSwitch

Notification

My Method

Listener

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StackStorm

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BrocadeSwitch

Notification

My Method

Listener

Trigger

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StackStorm

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BrocadeSwitch

Notification

My Method

Listener Check Info

Trigger

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StackStorm

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BrocadeSwitch

Notification

My Method

Listener Check Info

Trigger

Write on CLI

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StackStorm

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BrocadeSwitch

Notification

Modular Design

establish_conn() write_cli() extract_info_() send_email()

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Modular Design

establish_conn() write_cli() extract_info_() send_email()

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Workflow / Action Chain

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Modular Design

establish_conn() write_cli()

extract_info_() send_email()

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Workflow / Action Chain

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Modular Design

establish_conn() write_cli()

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Workflow / Action Chain

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get_disabled() enable_links()

Modular Design

establish_conn() write_cli() extract_info_() send_email()

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Workflow / Action Chain

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get_disabled() enable_links()

Python Power

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Python Power

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What’s Next ?

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Done so far:

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A Proof of Concept for AutomatingCERN Network

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To Do:

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To Do:

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- Explore “Brocade Workflow Composer”

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To Do:

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- Explore “Brocade Workflow Composer”

- Tackle more scenarios

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To Do:

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- Explore “Brocade Workflow Composer”

- Tackle more scenarios

- Support for other vendors

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THANK YOU! :)

CERN Openlab Summer Student Programme 2017 - Lightning Talk Series17/07/2017

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