Failed sync of PackageHub backports channel

This document (000021139) is provided subject to the disclaimer at the end of this document.

Environment

SUSE Manager server 4.3

Situation

suse-packagehub-15-sp5-backports-pool-x86_64 and suse-packagehub-15-sp5-backports-pool-x86_64-sap channels fail to sync

2023/07/07 10:18:35 +02:00 Command: ['/usr/bin/spacewalk-repo-sync', '--channel', 'suse-packagehub-15-sp5-backports-pool-x86_64', '--type', 'yum', '--non-interactive']
2023/07/07 10:18:35 +02:00 Sync of channel started.
2023/07/07 10:20:48 +02:00 RepoMDError: Cannot access repository.

Repository 'suse-packagehub-15-sp5-backports-pool-x86_64' is invalid.
[suse-packagehub-15-sp5-backports-pool-x86_64|https://updates.suse.com/SUSE/Backports/SLE-15-SP5_x86_64/standard/?GKHhMLaqVI-6BSweudD2k0gHHFRFArs54gQHIcxP-swGf_dWXJ4vGtwdjC8gLewj9MuiuOz3bkyq9rHeLYVCMXRHpB67o2Zggs4f5F7Q6JWLkuy0G] Valid metadata not found at specified URL
History:
- Signature verification failed for repomd.xml
- Can't provide /repodata/repomd.xml

Please check if the URIs defined for this repository are pointing to a valid repository.
Skipping repository 'suse-packagehub-15-sp5-backports-pool-x86_64' because of the above error.
Could not refresh the repositories because of errors.

Resolution

Copy and paste public key manually from:

https://en.opensuse.org/openSUSE:Signing_Keys#openSUSE_Backports_project_signing_key_4096_bit_RSA

Import created key on SUSE Manager server:

gpg --homedir /var/lib/spacewalk/gpgdir --import <filename>

See list of imported keys on SUSE Manager server:

gpg --homedir /var/lib/spacewalk/gpgdir --list-keys

Sync previously failing channel:

spacewalk-repo-sync -c suse-packagehub-15-sp5-backports-pool-x86_64

Cause

Old PackageHub/openSUSE backports gpg key is being used.

Additional Information

Public openSUSE signing keys:

https://en.opensuse.org/openSUSE:Signing_Keys

Disclaimer

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