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On Wednesday, November 15, 2017, Michał Górny <mgorny@g.o> wrote: |
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> Hi, everyone. |
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> |
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> The Council has approved the manifest-hashes switch on 2017-11-12 |
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> meeting [1]. The transition will occur to the initial plan, with small |
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> changes. The updated plan is included at the end of this mail. |
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> |
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> According to this plan, BLAKE2B will be enabled on 2017-11-21. This |
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> means that starting at this time, all new and updated DIST entries will |
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> use BLAKE2B+SHA512. Old DIST entries will still use the current hash set |
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> until updated. |
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> |
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> The developers are required to upgrade to a package manager supporting |
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> this hash. That is: |
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> |
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> a. Portage 2.3.5 when using py3.6+, |
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> |
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> b. Portage 2.3.13 + pyblake2 installed manually, |
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> |
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> c. Portage 2.3.13-r1 that includes the pyblake2 dep. |
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> |
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> Modern (and old) Portage will refuse to update Manifests if it does not |
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> support the necessary hashes. However, Portage versions between 2.3.5 |
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> and 2.3.13 inclusively will create Manifests missing BLAKE2B hash rather |
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> than failing when no hash provider is present. Those Manifests will be |
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> rejected by the git hook. |
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> |
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> Users will not be affected noticeably as the SHA512 hash continues being |
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> used for compatibility. |
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> |
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> |
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> That said, I'd like to request developers not to start proactively |
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> converting all old Manifest entries to the new set immediately, |
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> and instead give some time for things to settle down. |
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> |
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> |
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> |
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> The updated plan |
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> ================ |
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> |
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> Already done: |
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> |
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> - revbumped Portage with pyblake2 dep and started stabilizing it, |
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> |
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> - added git update hook to reject invalid Manifest entries. |
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> |
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> 2017-11-21 (T+7d): |
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> |
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> - manifest-hashes = BLAKE2B SHA512 |
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> |
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> 2018-02-14 (T+3m): |
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> |
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> - manifest-required-hashes = BLAKE2B |
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> |
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> 2018-05-14 (T+6m): |
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> |
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> - last rite fetch-restricted packages that do not use BLAKE2B. |
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> |
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> The final removal of SHA512 will be decided by the Council separately. |
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> |
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|
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Does the existence of a decision mean I would need to contact the trustees |
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if I feel the changes have not been adequately justified? |
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|
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Respectfully, |
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R0b0t1 |