apt-transport-s3 fails with TypeError: decoding str is not supported

[Dmitriy Khodos]

Ubuntu Release
--------------
Description: Ubuntu Jammy Jellyfish (development branch)
Release: 22.04

Package
-------
Package: apt-transport-s3
Version: 2.0.0-2

Expected Result
---------------
"apt-get update" correctly updates the package database from an S3-based APT repository.

Actual Result
-------------
When using the EC2 instance's IAM role credentials, "apt-get update" fails as follows.

Traceback (most recent call last):
  File "/usr/lib/apt/methods/s3", line 597, in <module>
    method = S3_method(config)
  File "/usr/lib/apt/methods/s3", line 384, in __init__
    self.iam.get_credentials()
  File "/usr/lib/apt/methods/s3", line 191, in get_credentials
    str(self.credentials_metadata, 'utf-8'),
TypeError: decoding str is not supported
Hit:1 http://us-east-1.ec2.archive.ubuntu.com/ubuntu jammy InRelease
Hit:2 http://us-east-1.ec2.archive.ubuntu.com/ubuntu jammy-updates InRelease
Hit:3 http://us-east-1.ec2.archive.ubuntu.com/ubuntu jammy-backports InRelease
Hit:4 http://security.ubuntu.com/ubuntu jammy-security InRelease
Reading package lists... Done
E: Method s3 has died unexpectedly!
E: Sub-process s3 returned an error code (1)
E: Method /usr/lib/apt/methods/s3 did not start correctly
E: Failed to fetch s3://<bucket>/private/ubuntu/dists/jammy/InRelease
E: Some index files failed to download. They have been ignored, or old ones used instead.

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Lukasz Jendrysik (ljendrysik)]

Updating apt-transport-s3 to 2.1.0 should resolve the issue, see upstream: https://github.com/MayaraCloud/apt-transport-s3/releases/tag/v2.1.0

Update: looks it's only merged to development branch and not 2.1.0.
https://github.com/MayaraCloud/apt-transport-s3/pull/60#issuecomment-1165243946

[Peycho Dimitrov (peycho)]

apt-transport-s3 - v2.1.0-1

Ubuntu 22.04 server.

sudo apt update
Traceback (most recent call last):
  File "/usr/lib/apt/methods/s3", line 639, in <module>
    method = S3_method(config)
  File "/usr/lib/apt/methods/s3", line 426, in __init__
    self.iam.get_credentials()
  File "/usr/lib/apt/methods/s3", line 234, in get_credentials
    str(self.iamrole, 'utf-8')))

The patch in the pull request works.