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2016-01-15revert file-hash based action-merging in acquireDavid Kalnischkies
Introduced in 9d2a8a7388cf3b0bbbe92f6b0b30a533e1167f40 apt tries to merge actions like downloading the same (as judged by hashes) file into doing it once. The implementation was very simple in that it isn't planing at all. Turns out that it works 90% of the time just fine, but has issues in more complicated situations in which items can be in different stages downloading different files emitting potentially the "wrong" hash – like while pdiffs are worked on we might end up copying the patch instead of the result file giving us very strange errors in return. Reverting the change until we can implement a better planing solution seems to be the best course of action even if its sad. Closes: 810046
2015-12-19tests: support spaces in path and TMPDIRDavid Kalnischkies
This doesn't allow all tests to run cleanly, but it at least allows to write tests which could run successfully in such environments. Git-Dch: Ignore
2015-11-04support arch:all data e.g. in separate Packages fileDavid Kalnischkies
Based on a discussion with Niels Thykier who asked for Contents-all this implements apt trying for all architecture dependent files to get a file for the architecture all, which is treated internally now as an official architecture which is always around (like native). This way arch:all data can be shared instead of duplicated for each architecture requiring the user to download the same information again and again. There is one problem however: In Debian there is already a binary-all/ Packages file, but the binary-any files still include arch:all packages, so that downloading this file now would be a waste of time, bandwidth and diskspace. We therefore need a way to decide if it makes sense to download the all file for Packages in Debian or not. The obvious answer would be a special flag in the Release file indicating this, which would need to default to 'no' and every reasonable repository would override it to 'yes' in a few years time, but the flag would be there "forever". Looking closer at a Release file we see the field "Architectures", which doesn't include 'all' at the moment. With the idea outlined above that 'all' is a "proper" architecture now, we interpret this field as being authoritative in declaring which architectures are supported by this repository. If it says 'all', apt will try to get all, if not it will be skipped. This gives us another interesting feature: If I configure a source to download armel and mips, but it declares it supports only armel apt will now print a notice saying as much. Previously this was a very cryptic failure. If on the other hand the repository supports mips, too, but for some reason doesn't ship mips packages at the moment, this 'missing' file is silently ignored (= that is the same as the repository including an empty file). The Architectures field isn't mandatory through, so if it isn't there, we assume that every architecture is supported by this repository, which skips the arch:all if not listed in the release file.
2015-09-15tests: don't use hardcoded port for http and httpsDavid Kalnischkies
This allows running tests in parallel. Git-Dch: Ignore
2015-09-14tests: try to support spaces in TMPDIRDavid Kalnischkies
Not all tests work yet, most notable the cdrom tests, but those require changes in libapt itself to have a proper fix and what we have fixed so far is good enough progress for now. Git-Dch: Ignore
2015-08-31do delay the test for http, too, to make it more reliableDavid Kalnischkies
The file method was already slowed down and somehow I thought I had done the same for http, but it turns out that I didn't. Giving it the same delay as file should help in making this test slower and therefore more likely to successfully test what it is supposed to test. Git-Dch: Ignore
2015-08-10rename 'apt-get files' to 'apt-get indextargets'David Kalnischkies
'files' is a bit too generic as a name for a command usually only used programmatically (if at all) by developers, so instead of "wasting" this generic name for this we use "indextargets" which is actually the name of the datastructure the displayed data is stored in. Along with this rename the config options are renamed accordingly.
2015-08-10Fix test case breakage from the new policy implementationJulian Andres Klode
Everything's working now.
2015-06-15allow ratelimiting progress reporting for testcasesDavid Kalnischkies
Progress reports once in a while which is a bit to unpredictable for testcases, so we enforce a steady progress for them in the hope that this makes the tests (mostly test-apt-progress-fd) a bit more stable. Git-Dch: Ignore
2015-06-15condense parallel requests with the same hashes to oneDavid Kalnischkies
It shouldn't be too common, but sometimes people have multiple mirrors in the sources or otherwise repositories with the same content. Now that we gracefully can handle multiple requests to the same URI, we can also fold multiple requests with the same expected hashes into one. Note that this isn't trying to find oppertunities for merging, but just merges if it happens to encounter the oppertunity for it. This is most obvious in the new testcase actually as it needs to delay the action to give the acquire system enough time to figure out that they can be merged.