The Things Network - End to End Serverless Applications

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SERVERLESS LORAWAN SOLUTIONS

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SANDER VAN DE GRAAF. Cloud Solutions Architect / Consultant 15+ years large scale applications 5+ years AWS experience http://twitter.com/svdgraaf http://linkedin.com/in/svdgraaf http://svdgraaf.nl [email protected]

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WHAT IS SERVERLESS?

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PERSPECTIVE. •VM's •Hardware abstraction •Unit of scale: machines WHAT IS SERVERLESS?

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PERSPECTIVE. •VM's •Hardware abstraction •Unit of scale: machines •Containers •OS abstraction •Unit of scale: application WHAT IS SERVERLESS?

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PERSPECTIVE. •VM's •Hardware abstraction •Unit of scale: machines •Containers •OS abstraction •Unit of scale: application •Serverless •Runtime abstraction •Unit of scale: functions WHAT IS SERVERLESS?

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PERSPECTIVE. •VM's "I want to configure machines, storage, networking and my OS" •Containers "I want to run servers, configure applications and control scaling" •Serverless "Run my code when it's needed" WHAT IS SERVERLESS?

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PERSPECTIVE. By Simon Wardley: https://twitter.com/swardley/status/951783539334352896 WHAT IS SERVERLESS?

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WHAT IS SERVERLESS? "An application running on 3rd party services (BAAS) and/or using serverless computing (FAAS)" - Martin Fowler WHAT IS SERVERLESS?

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WHAT IS SERVERLESS? "An application running on 3rd party services (BAAS) and/or using serverless computing (FAAS)" - Martin Fowler WHAT IS SERVERLESS?

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BAAS/FAAS. WHAT IS SERVERLESS? •BAAS: Backend As A Service - Databases: Parse/Firebase/etc - Authentication: Auth0, AWS Cognito - etc... •FAAS: Functions As A Service

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PROVIDERS. Google Cloud Functions Azure Functions AWS Lambda WHAT IS SERVERLESS?

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WHY SERVERLESS?

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PATCHING?! Patching? YAY!  Said no one ever. WHY SERVERLESS?

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PATCHING?! WHY SERVERLESS?

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PATCHING?! WHY SERVERLESS?

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RUNTIMES. •C# .net core 1.0/2.0 •Go 1.x •Java 8 •NodeJS 4.3, 6.10 •Python 2.7, 3.6 WHY SERVERLESS?

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EVENT BASED. • API Gateway • AWS IoT • Alexa Skills Kit • Alexa Smart Home • CloudWatch Events • CloudWatch Logs • CodeCommit • Cognito Sync Trigger • DynamoDB • Kinesis • S3 • SNS WHY SERVERLESS?

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STATELESS. Event doStuff(event) Time ! WHY SERVERLESS?

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STATELESS. doStuff() Time doStuff() doStuff() doStuff() doStuff() doStuff() doStuff() doStuff() ! ! ! ! ! ! ! ! WHY SERVERLESS?

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SCALABLE BY DEFAULT. Seconds WHY SERVERLESS? Provisioned Servers Requests / second 0 100 200 300 400 0 10 20 30 40 50 60 70 80 90 100 110 120 130 Requests

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SCALABLE BY DEFAULT. Seconds WHY SERVERLESS? Provisioned Servers Requests / second 0 100 200 300 400 0 10 20 30 40 50 60 70 80 90 100 110 120 Requests 130

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COSTS. Pay per usage VM's: per minute WHY SERVERLESS?

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COSTS. Pay per usage VM's: per minute Lambda: Per 100ms + per request WHY SERVERLESS?

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COSTS. Pay per usage VM's: per minute Lambda: Per 100ms + per request $0.000000208 / 100ms + $0.0000002 / request

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FREE STUFF! WHY SERVERLESS?

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FREE STUFF! 400.000 GB-seconds / month 1 Million requests / month WHY SERVERLESS?

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COSTS. Example: 10.000 devices Updates every hour @ random 2 seconds to process WHY SERVERLESS?

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COSTS. Traditional: ~$250/m WHY SERVERLESS?

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COSTS. Serverless: WHY SERVERLESS?

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COSTS. Serverless: ~7.440.000 executions ~2000 msecs WHY SERVERLESS?

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COSTS. Serverless: ~7.440.000 executions ~2000 msecs WHY SERVERLESS?

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COSTS. Serverless: ~7.440.000 executions ~2000 msecs ~$25.63/m

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EXAMPLES.

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SIMPLE WEBSITE.

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CRON.

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JOB QUEUEUEUEUE.

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RESILIENT UPLOADING.

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SERVERLESS LORAWAN.

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SERVERLESS LORAWAN. https://www.thethingsnetwork.org/docs/applications/aws/

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SERVERLESS LORAWAN. https://www.thethingsnetwork.org/docs/applications/http/

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FRAMEWORKS. •Serverless Framework: serverless.com •Zappa: zappa.io •Chalice: github.com/aws/chalice

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CONCLUSION. •Cost effective infrastructure •Event based •Stateless •Highly scalable out of the box

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QUESTIONS? Cloud Solutions Architect / Consultant 15+ years large scale applications 5+ years AWS experience http://twitter.com/svdgraaf http://linkedin.com/in/svdgraaf http://svdgraaf.nl [email protected] SANDER VAN DE GRAAF.