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Difference between revisions of "ZIM Updates"
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Use proper ll (without dot)
(Use proper ll (without dot)) |
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==== TL;DR ==== | ==== TL;DR ==== | ||
The period of ZIM filenames is changed from <code>YYYY-MM</code> to <code>YYYY-MM[ | The period of ZIM filenames is changed from <code>YYYY-MM</code> to <code>YYYY-MM[ll]</code>, with <code>ll</code> being an '''optional''' letter(s) suffix, used only when ZIM are updated within a single month. | ||
Retention rule is updated to match requirements mentioned above (keep two very distinct versions and keep files at least 30 days). | Retention rule is updated to match requirements mentioned above (keep two very distinct versions and keep files at least 30 days). | ||
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* keeping the same format for <code>period</code> of the ZIM filename on a normal basis | * keeping the same format for <code>period</code> of the ZIM filename on a normal basis | ||
* should we publish a new version of a ZIM within a single month, the <code>period</code> of the ZIM filename will use a new pattern: <code>YYYY- | * should we publish a new version of a ZIM within a single month, the <code>period</code> of the ZIM filename will use a new pattern: <code>YYYY-MMll</code> where <code>ll</code> is one or multiple alpha letter, starting from <code>a</code> (for first update) to <code>z</code>, then <code>aa</code>, <code>ab</code>, ... (should we publish more than 26 updates in a single month ... never seen so far) and so on | ||
* change the ZIM files retention rules: | * change the ZIM files retention rules: | ||
** keep the last version of two ZIM files from the two last distinct months (e.g. if we have `2024-04`, `2024- | ** keep the last version of two ZIM files from the two last distinct months (e.g. if we have `2024-04`, `2024-04a`, `2024-06`, `2024-06a`, `2024-06b`, then we keep `2024-04a` and `2024-06b` ; hopefully this is a scenario which will never happen, but this is the algorithm) | ||
** '''AND''' keep every version which is 30 days old or less | ** '''AND''' keep every version which is 30 days old or less | ||