Create a new DynamoDB table from NodeJS

bootDynamo.js

'use strict';


/***********************************************/
// configure these values for your Dynamo table
// 
const TABLE_NAME = 'FIXME';
const table_params = {
    TableName : TABLE_NAME,
    KeySchema: [       
        { AttributeName: "FIXME", KeyType: "HASH"},
    ],
    AttributeDefinitions: [       
        { AttributeName: "FIXME", AttributeType: "S" },
    ],
    ProvisionedThroughput: {       
        ReadCapacityUnits: 10, 
        WriteCapacityUnits: 25
    }
};

let aws_config = {};
if( process.env.NODE_ENV === 'prod' ) {
    aws_config = {
        region : 'us-east-2',
        access_id : process.env.AWS_ACCESS_ID,
        access_secret : process.env.AWS_ACCESS_SECRET
    }
} else {
    aws_config = {
        region : 'local',
        endpoint : 'http://localhost:8000'
    }
}
/***********************************************/


let AWS = require('aws-sdk');
AWS.config.update(aws_config);

(async () => {
    let ddb = new AWS.DynamoDB({apiVersion: '2012-08-10'});

    console.log("\nAWS config :");
    console.dir(aws_config);
    try {
        console.log("... create the table if it doesn't already exist - "+TABLE_NAME);
        let aws_result = await ddb.createTable(table_params, async (err, data) => {
            if (err) {
                if( !(err.code === "ResourceInUseException") ) {
                    // totally fine if the table already exists. 
                    // otherwise, exit.
                    console.dir(err);
                    process.exit(1);
                } else {
                    console.error("... table " + TABLE_NAME + " already exists");
                }
            } else {
                console.log("Created table. Table description JSON:", JSON.stringify(data, null, 2));
                console.log("... take a quick break, and give AWS a chance to create the table ...");
                await new Promise(r => setTimeout(r, 5000));
                console.log("\nall done.\n");
            }
        });
    } catch(err) {
        console.log('fail.');
        console.log(err);
        process.exit(-1);
    }

})();