On Tue, May 14, 2019 at 11:11:46AM +0300, Adrian Bunk wrote: > How well are you testing such conversions? > Based on work I've seen from you I'd guess your NMU would be better than > average. Unfortunately this is not generally true. > > Based on what enters the archive, "debdiff between old and new package" > already seems to be something that many people are not doing - then > cleaning up after mass-NMUs would be much work. > > I have even seen maintainers blindly replacing a complex old > debian/rules with the dh 3-liner, and all the bugfixes and > workarounds in the old one were bugs again. > > To show the quantitative side of my argument: > > The default change to parallel building in dh compat 10 alone has caused > a three digit number of RC bugs, popping up at a pace of 1-2 RC bugs > per week for several years. > > The problem is that anything that works for only 99% of all packages > results in such a high number of new bugs. > > Parallel build bugs slipping through an upload can happen, > but maintainers not going through the upgrading checklist > and running debdiff between old and new packages as well > as testing them when doing dh compat bumps is harder to > excuse - and in practice this does happen. One can go further and say that people uploading broken packages are the actual problem. After all, we have several classes of bugs caused by people uploading .debs built in a broken env. Not sure if we can fix this and how. -- WBR, wRAR
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