# Pastebin vGkgVWsG
2019-11-21 00:24:38.479 2190223 INFO heat.api.aws.ec2token [-] Checking AWS credentials..
2019-11-21 00:24:38.480 2190223 INFO heat.api.aws.ec2token [-] AWS credentials found, checking against keystone.
2019-11-21 00:24:38.480 2190223 INFO heat.api.aws.ec2token [-] Authenticating with https://my-cloud:5000/v3/ec2tokens
2019-11-21 00:24:38.505 2190223 INFO heat.api.aws.ec2token [-] AWS authentication failure.
2019-11-21 00:24:38.507 2190223 INFO eventlet.wsgi.server [-] 10.11.0.41 - - [21/Nov/2019 00:24:38] "post /v1/signal/arn%3Aopenstack%3Aheat%3A%3Ab23a5e41d1af4c20974bf58b4dff8e5a%3Astacks/lingxian-autoscaling-test-03/db5475d0-7699-4c9b-a230-506d01f7180f/resources/scaleup_policy?Timestamp=2019-11-20T10%3A48%3A18Z&SignatureMethod=HmacSHA256&AWSAccessKeyId=cc93bbc3a2c84046baea743b13ababe9&SignatureVersion=2&Signature=Dz2YiULWMCbntQV%2FxD2rUpXXZFrXVUukvt0jzLNjqcc%3D HTTP/1.1" 403 282 0.028218