AWS Serverless REST API

A a proof of concept REST API using Python. It does CRUD operations on Dynamodb table.

Pre-requisites:

• Nodejs
• Serverless
• Python3.7

Development

To create the serverless for the first time

sls create -p sls-aws-rest-api -t aws-python

To create AWS credentials file in ~/.aws

sls config credentials --provider aws --key <access-key-id> --secret <secret> --profile <profilename>

To invoke function

sls invoke -f <function-name>

To show logs of a function

sls logs -f <function-name>

To tail logs of a function

sls logs -f <function-name> --tail

Deployment

To deploy all serverless functions and resources to AWS

sls deploy -v --email <Your-email>
sls deploy -v --stage <Your-Stage-Name> --region <AWS-Region>

To deploy only the changed function code to AWS

sls update -v <function-name>

To remove all serverless functions and resources deployed to AWS

sls remove 
sls remove --stage<Your-Stage-Name> --region <AWS-Region>

References:

• Boto3 Dynamodb Client
• Serverless & API Gateway