test

src/app.js

@@ -1,11 +1,11 @@
 'use strict'
 const express = require('express')
 const { DynamoDBClient, ScanCommand } = require('@aws-sdk/client-dynamodb')
-const { S3Client, ListObjectsV2Command } = require('@aws-sdk/client-s3')
+const { S3Client, ListObjectsV2Command, ListBucketsCommand } = require('@aws-sdk/client-s3')
 const app = express()
 const dynamodb = new DynamoDBClient({ region: 'us-west-2' })
 const s3 = new S3Client({})
-
+const { STSClient, AssumeRoleCommand } = require('@aws-sdk/client-sts')
 app.use((req, res, next) => {
   console.log(`${req.method} called on ${req.path} on ${new Date().toISOString()}`)
   next()
@@ -59,6 +59,27 @@ app.get('/cpu/:complexity', async (req, res) => {
 })
 
 app.get('/asdfadsfadfkslajsdfdothething', async (req, res) => {
+  const REGION = 'us-west-2'
+  // Create an AWS STS service client object.
+  const client = new STSClient({ region: REGION })
+  const command = new AssumeRoleCommand({
+    // The Amazon Resource Name (ARN) of the role to assume.
+    RoleArn: 'arn:aws:iam::439398183196:role/pymts-ws-dev-taskRole',
+    // An identifier for the assumed role session.
+    RoleSessionName: 'confusedtest',
+    // The duration, in seconds, of the role session. The value specified
+    // can range from 900 seconds (15 minutes) up to the maximum session
+    // duration set for the role.
+    DurationSeconds: 900
+  })
+
+  const response = await client.send(command)
+  const s32 = new S3Client({ region: REGION, credentials: response.Credentials })
+
+  const buckets = await s32.send(new ListBucketsCommand({}))
+
+  console.log(JSON.stringify(buckets.Buckets))
+
   res.status(200).send('go')
 })
 

src/package.json

@@ -12,6 +12,7 @@
   "dependencies": {
     "@aws-sdk/client-dynamodb": "^3.441",
     "@aws-sdk/client-s3": "^3.441",
+    "@aws-sdk/client-sts": "^3.441",
     "express": "^4.18.2"
   },
   "devDependencies": {