更新时间：2021-07-15 17:32:24
cover
Title Page
Copyright
Building Serverless Web Applications
Credits
About the Author
About the Reviewer
www.PacktPub.com
Why subscribe?
Customer Feedback
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the example code
Downloading the color images of this book
Errata
Piracy
Questions
Understanding the Serverless Model
Introducing serverless
Thinking serverless
Serverless and PaaS
IaaS and On-Premises
The main goals of serverless
Scalability
Availability
Cost efficiency
The pros and cons of serverless
Pros
Reduced operational costs
Focus on business
System security
Continuous delivery
Microservices friendly
Cost model
Cons
Higher latency
Constraints
Hidden inefficiencies
Vendor dependency
Debugging difficulties
Atomic deploys
Uncertainties
Use cases
Static websites
Lean websites
Small e-commerce websites
Temporary websites
Triggered processing
Chatbots
IoT backends
Scheduled events
Big Data
What you should avoid
Summary
Getting Started with AWS
Amazon Web Services
Handling user accounts and security
AWS IAM
Creating users and groups
Sign in with a non-root user account
Amazon Cognito
Managing AWS resources
AWS Management Console
AWS SDKs
AWS CLI
AWS CloudFormation
Amazon CloudWatch
Frontend services
Amazon S3
Using S3 with the CLI
Amazon Route 53
Amazon CloudFront
AWS Certificate Manager
Messaging and notifications
Amazon SNS
AWS IoT
Backend services
AWS Lambda
Creating a Lambda function
Amazon API Gateway
Expose your Lambda function using API Gateway
Database services
Amazon SimpleDB
Amazon DynamoDB
The serverless architecture of our online store
Estimating costs
Assumptions
Route 53 pricing
S3 pricing
CloudFront pricing
Certificate Manager pricing
IAM pricing
Cognito pricing
IoT pricing
SNS pricing
