debian: Provide last_update to produced ListedOrigin models

Use the value of the "Last-Modified" header from the HTTP response resulting of the debian sources index HTTP request.

It will prevent to create loading tasks for debian packages with no changes since last listing.

Related to swh/infra/sysadm-environment#2400 (closed)

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Migrated from D6743 (view on Phabricator)

Some references in the commit message have been migrated:

• T2400 is now swh/infra/sysadm-environment#2400 (closed)

Awesome!

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approved this merge request

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Patch application report for D6743 (id=24484)

Rebasing onto 605b13a6...

Current branch diff-target is up to date.

Changes applied before test

commit 93f17d4d9cb103d39448d4eed2031a825e3c0125
Author: Antoine Lambert <anlambert@softwareheritage.org>
Date:   Fri Dec 3 16:09:36 2021 +0100

    debian: Provide last_update to produced ListedOrigin models
    
    Use the value of the "Last-Modified" header from the HTTP response
    resulting of the debian sources index HTTP request.
    
    It will prevent to create loading tasks for debian packages with no
    changes since last listing.
    
    Related to swh/infra/sysadm-environment#2400

See https://jenkins.softwareheritage.org/job/DLS/job/tests-on-diff/428/ for more details.

Merge request was merged

closed