AWS Systems Manager: Parameter Store

main.ts

import * as AWS from 'aws-sdk';

async function getParameterStoreValues(names: string[], region: string) {
  const ssm = new AWS.SSM({ region });
  const { Parameters = [], InvalidParameters = [] } = await ssm.getParameters({ Names: names }).promise();

  if (InvalidParameters.length) {
    throw new Error(`Invalid parameter names: ${InvalidParameters.join(', ')}`);
  }

  return names.map(name => Parameters.find(p => p.Name === name).Value);
}

// Usage
// const [ value1, value2 ] = await getParameterStoreValues(['key1', 'key2'], 'us-west-2');