maestro/src/aws/iam/attachPolicies.js

Maestro is a framework for quickly bootstrapping serverless orchestration workflows with AWS Step Functions

const { iam } = require("../services");

const attachPolicies = (policyArns, roleName) => {
  const attachPolicyPromises = policyArns.map((policyArn) => {
    const policyParams = {
      PolicyArn: policyArn,
      RoleName: roleName,
    };

    return iam.attachRolePolicy(policyParams).promise();
  });

  return Promise.all(attachPolicyPromises);
};

module.exports = attachPolicies;