DomainResolver deletes logs in some cases

[Malutthias]

Some logs are deleted in the logprep while processing in domain_resolver preprocessor.

ProcessingCriticalError in DomainResolver (domain_resolver): encoding with 'idna' codec failed (UnicodeError: l_abel empty or too long_) -> event was deleted

Expected behavior

Writing to an error index with descriptive error message.

Current behavior

Deletion of relevant logs

Steps to reproduce

Running logprep and process examples with either an empty label or too long a lable for the domain_resolver.

Environment

Logprep version: latest
Python versions: 3.11
Environment: Kubernetes with containerd

[dtrai2]

Can you please double check if you are using the latest version? We made a release last thursday and the MR #428 should have fixed this already.

[Malutthias]

Ok, admin says we're on 23.07.03 in our test system were it happened. We'll check

[Malutthias]

Works as intended.