How Websites go Serverless - Amazon Web Services Mark… · How Websites go Serverless Boaz Ziniman...
Transcript of How Websites go Serverless - Amazon Web Services Mark… · How Websites go Serverless Boaz Ziniman...
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
How Websites go Serverless
Boaz ZinimanTechnical EvangelistAmazon Web Service
@Ziniman ziniman
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What isServerless?Build and run applicationswithout thinking about servers
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Evolving to Serverless
SERVERLESS
Virtual serversin the cloud
Physical serversin datacenters
Virtual serversin datacenters
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
No server is easier to manage than any server
All of these responsibilitiesgo away
Provisioning and utilizationAvailability and fault toleranceScalingOperations and management
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
What is serverless?
No infrastructure provisioning, no management
Automatic scaling
Pay for value Highly available and secure
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Serverless applications
FUNCTION SERVICES (ANYTHING)
Changes in data state
Requests to endpoints
Changes in resource state
NodePythonJavaC#.Net Core 2.0GoRuby
EVENT SOURCE
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SUMM I T © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Three-tier web application architecture
https://d0.awsstatic.com/whitepapers/AWS_Serverless_Multi-Tier_Architectures.pdf
Presentation Tier Logic Tier Data Tier
Website Web Server Database
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Here is what that translates to in real life
http://media.amazonwebservices.com/architecturecenter/AWS_ac_ra_web_01.pdf
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SUMM I T © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Web application
Data stored in Amazon DynamoDB
Dynamic content in AWS Lambda
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Serverless web app security
Permissions
• Bucket Policies• ACLs
RoleRole
• Throttling• Caching• Usage Plans• ACM
• Origin Access Identity (OAI)• Geo-Restriction• Signed Cookies• Signed URLs• DDOS Protection
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Custom Authorizers
Lambda Function
Lambda Function
CustomAuthorizerCognitoUser Pool
SAML
Custom Authorizer Lambdafunction
Two types:• TOKEN -
authorization token passed in a header
• REQUEST – all headers, query strings, paths, stage variables or context variables.
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Multi-Region with API GatewayAWS Cloud
RegionalAPI
Endpoint
us-east-1
RegionalAPI
Endpoint
eu-west-1
api.mycorp.com
CNAME
CNAME
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
WebSockets support in Amazon API Gateway
Real-time two-way communications
Managed persistence
Event-based triggers
Mobile apps
Chat
Dashboards
IoT devices
Amazon API Gateway WebSockets API
Stateful connection
Stateless connection
Lambda Functions
Public Endpoints on Amazon EC2
Amazon Kinesis
Any other AWS service
All publicly accessible endpoints
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http://bit.ly/ServerlessShophttps://github.com/patrick-michelberger/serverless-shop
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SUMM I T © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.
https://github.com/ziniman/aws-serverless-website-photo-tagging
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Serverless Website – reko.ziniman.com
AmazonCognito Identity
Pool
JavaScriptSDK
https://reko.ziniman.com
• Write images into Images Bucket• Read list of images• Read data from DynamoDB
Static Site Bucket
Images Bucket
Lambda Function
Role
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Serverless Website – reko.ziniman.com
AmazonCognito Identity
Pool
JavaScriptSDK
Static Site Bucket
Images Bucket
Lambda Function
Role
• Read image from Images Bucket• Execute Rekognition detect_moderation_labels()• Execute Rekognition detect_labels()• Write data to DynamoDB
Role
• Write images into Images Bucket• Read list of images• Read data from DynamoDB
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Serverless Website – reko.ziniman.com
JavaScriptSDK
Static Site Bucket
Images Bucket
Lambda Function
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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.SUMM I T
Serverless Website – reko.ziniman.com
JavaScriptSDK
Static Site Bucket
Images Bucket
Lambda Function
[{"photo_id": "IMG_2018920-213126787.jpg”},{"photo_id": "IMG_2018920-213320377.jpg"}
]
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SUMM I T © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.
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Thank you!
SUMM I T © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved.
Boaz ZinimanTechnical Evangelist, Amazon Web Service
@ziniman