andrew warzon's presentation from aws chicago: "serverless iot deep dive"

Serverless IOTDeep Dive

@2017 Trek10 – All Rights Reserved | 506 W. South St, South Bend, IN 46601 | [email protected] | (888) 736-2446 | www.trek10.com

Serverless == ?

mailto:[email protected]

https://www.trek10.com/


Let’s Get Building




Your Inventory




AWS Platform (aka Serverless) Services

Step FunctionsDynamoDB StreamsAthenaSQS...




Make Building Easier




Serverless Framework + IOT




IOT Event Support




Arbitrary CloudFormation in Serverless




Other Building Tips

● Offline Testing Not Really Possible

● Automated Testing for IOT Rules

● MQTT Client in AWS Console




Design Patterns




Components of an AWS IOT System

Control Plane● Thing Security● Thing Metadata● Provisioning● Claiming● Firmware

Updates

Data Ingestion

Data Storage

Data Processing API To Front End




Data Ingestion Options

$5/million messagesCheap, except when it’s not

Other options...

Kinesis StreamsKinesis Firehose

S3(When you have the resources on your thing…)

* Message size increment is a 512-byte block of data

DynamoDB




Queue at Serverless → Server-full Points

Bottleneck




Firmware Updates "firmware": { "version": "1.0.1", "urlForNewFirmware": "https://presignedS3URL" }




More About Shadows

Data Flow

$aws/things/{ThingName}/shadow/update/accepted /update/rejected /update/delta /update/documents /get/accepted /get/rejected /delete/accepted /delete/rejected

MQTT or REST/update

/get/delete

Desired, Reported, & Delta States

{ "state": { "desired": { "color": "RED", "state": "STOP" }, "reported": { "color": "GREEN", "engine": "ON" }, "delta": { "color": "RED", "state": "STOP" } }}

MetadataVersioningTimestamps




Republish SQL

Sql: Fn::Sub: > SELECT get_thing_shadow(topic(3), '${GetThingRole.Arn}').state.reported.picturesTaken + 1 AS state.reported.picturesTaken FROM 'increment/picturesTaken/+' Actions: - Republish: Topic: $$aws/things/${topic(3)}/shadow/update RoleArn: { "Fn::GetAtt": [ "IAMRoleGetPublishThingShadow", "Arn" ]}

Device Updates Shadow

IOT SQL Manipulates

Shadow Data

IOT Republish Action Updates

Shadow




Bonus Tips




Bonus Tips

● Last Will & Testament

● Lifecycle Events

● CloudWatch Events

● Web Sockets




Thank You!

Andy WarzonTrek10

[email protected]



andrew warzon's presentation from aws chicago: "serverless iot deep dive"

Technology