On Tue, 2020-07-07 at 08:58 -0500, Joshua Watt wrote: > > On 7/7/20 6:42 AM, Richard Purdie wrote: > > A number of upstream git repos we build from are transitioning > > "master" > > branches to "main" branches. They're doing this and removing the > > old > > name. > > > > The scale of the problem this causes us is only just becoming > > apparent. > > iso-codes did this, I tested a patch to update master-next. > > Everything > > was fine until I did this as DL_DIR has "master" in it. > > > > After I tested the change in master-next, the new main branch was > > added > > to DL_DIR and the old master branch was removed. This broke master > > which now no longer had the correct source in the mirror or from > > upstream. It will have also broken dunfell and perhaps a number of > > other releases. Those do have sources from the release period we > > could > > use but they're not configured to fall back to them at present > > (they > > probably should be?). > > I'm a little confused; is the old SHA1 not an ancestor of the new > branch head? I would have expected the required SHA1 to be in DL_DIR > just the same as if the master branch head had moved?
The fetcher is strict about which branch the SHA1 is on. There were good reasons we started enforcing that, I have to admit I don't remember the reasons offhand. Its that which is tripping things up though. > Is this caused because the SRC_URI specifies a branch and the fetched > only downloads that specific branch from upstream? If a branch is > specified, should that be encoded in the DL archive somehow? We only have one archive per repository, not per branch. Cheers, Richard
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