Microservices demo using AWS Lambda, Dynamo DB and API Gateway

Project blueprint of Lambda – microservice-http-endpoint

Description – simple backend (read/write to DynamoDB) with a RESTful API endpoint using Amazon API Gateway.

Make sure that Dynamo DB “raja” and token_id “Primary partition key token_id (Number)” must be exist.

POSTMAN for following script



{
	"httpMethod": "GET",
	"queryStringParameters": {
	"TableName": "raja"
    }
}

{
"httpMethod": "POST",
"body": "{\"TableName\":\"raja\",\"Item\": {\"token_id\": 1,\"Token\": 33333}}"
}

{
"httpMethod": "POST",
"body": "{\"TableName\":\"raja\",\"Item\": {\"token_id\": 2,\"Token\": 33333}}"
}

{
"httpMethod": "POST",
"body": "{\"TableName\":\"raja\",\"Item\": {\"token_id\": 3,\"Token\": 33333}}"
}

{

"httpMethod": "GET",

"queryStringParameters": {

"TableName": "raja"

}

{

"httpMethod": "POST",

"body": "{\"TableName\":\"raja\",\"Item\": {\"token_id\": 1,\"Token\": 33333}}"

}

{

"httpMethod": "POST",

"body": "{\"TableName\":\"raja\",\"Item\": {\"token_id\": 2,\"Token\": 33333}}"

}

{

"httpMethod": "POST",

"body": "{\"TableName\":\"raja\",\"Item\": {\"token_id\": 3,\"Token\": 33333}}"

}

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Rajesh Kumar

DevOps Architect - Mentor - Coach - Trainer at Cotocus

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Total, Over 15 years of extensive experience working with more than 8 software MNCs for software development/maintenance and production environments involved in continuous improvement and automating entire life cycle using latest devops tools and techniques from design and architecture, through implementation, deployment, and successful operations. Also, helping more than 70 software organizations globally, providing coaching, mentoring and consulting in devops, CICD, cloud, containers and operations.

I help software organization to improve a quality of the software, reducing the software development/operational cost and immediate feedback/monitoring. Have in-depth working experience in following domains with real project implementation.

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