Load Local Dynamo from CloudFormation Template

load_dynamo.js

const AWS = require('aws-sdk');
const _ = require('lodash');

const dynamoEndpoint = 'http://localhost:8000';

console.log(`Establishing connection to local dynamo with endpoint: ${dynamoEndpoint}`);

const dynamoDBClient = new AWS.DynamoDB({
    endpoint: dynamoEndpoint
});

const { Resources: cloudFormationResources } = require('cf.json');

_(cloudFormationResources)
    .pickBy(({ Type: type }) => type === 'AWS::DynamoDB::Table')
    .reduce(async (previousPromise, { Properties: properties, Properties: { TableName: tableName } }, ruleName) => {
        const collection = await previousPromise;

        console.log(`Creating dynamo resource ${ruleName} with name ${tableName}`);

        try {
            collection.successes.push(await dynamoDBClient.createTable(properties).promise());
        } catch(e) {
            collection.errors.push(e);
        }

        return collection;
    }, Promise.resolve({successes: [], errors: []}))
    .then((results) => console.log(results));