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2017-01-24Work around a bug in clang and older versions of gccEelco Dolstra
http://hydra.nixos.org/build/46597440 https://llvm.org/bugs/show_bug.cgi?id=28096
2017-01-19Merge pull request #981 from shlevy/build-remote-c++Eelco Dolstra
build-remote: Implement in C++
2017-01-19Kill builds when we get EOF on the log FDEelco Dolstra
This closes a long-time bug that allowed builds to hang Nix indefinitely (regardless of timeouts) simply by doing exec > /dev/null 2>&1; while true; do true; done Now, on EOF, we just send SIGKILL to the child to make sure it's really gone.
2017-01-19CleanupEelco Dolstra
2017-01-17Handle SIGINT etc. via a sigwait() signal handler threadEelco Dolstra
This allows other threads to install callbacks that run in a regular, non-signal context. In particular, we can use this to signal the downloader thread to quit. Closes #1183.
2017-01-16AutoCloseDir: Use std::unique_ptrEelco Dolstra
2017-01-16AutoDeleteArray -> std::unique_ptrEelco Dolstra
Also, switch to C++14 for std::make_unique.
2016-12-13Merge branch 'base32-overflow' of git://github.com/vcunat/nixShea Levy
2016-12-08Fix S3BinaryCacheStoreEelco Dolstra
It failed with AWS error uploading ‘6gaxphsyhg66mz0a00qghf9nqf7majs2.ls.xz’: Unable to parse ExceptionName: MissingContentLength Message: You must provide the Content-Length HTTP header. possibly because the istringstream_nocopy introduced in 0d2ebb4373e509521f27a6e8f16bfd39d05b2188 doesn't supply the seek method that the AWS library expects. So bring back the old version, but only for S3BinaryCacheStore.
2016-12-06Use a steady clock for timeoutsEelco Dolstra
Fixes #1146.
2016-11-26Revert "Get rid of unicode quotes (#1140)"Eelco Dolstra
This reverts commit f78126bfd6b6c8477fcdbc09b2f98772dbe9a1e7. There really is no need for such a massive change...
2016-11-25Get rid of unicode quotes (#1140)Guillaume Maudoux
2016-11-17TypoEelco Dolstra
2016-11-17Fix binary-cache-store buildShea Levy
2016-11-17istringstream_nocopy: Implement in a standards-compliant wayShea Levy
Fixes #1135.
2016-11-16S3BinaryCacheStore:: Eliminate a string copy while uploadingEelco Dolstra
This cuts hydra-queue-runner's peak memory usage by about a third.
2016-11-10build-remote: Implement in C++Shea Levy
2016-11-07Add missing #includeEelco Dolstra
2016-11-06Detect and disallow base32 hash overflowVladimír Čunát
Example (before this commit): $ nix-hash --type sha256 --to-base16 4n0igfxbd3kqvvj2k2xgysrp63l4v2gd110fwkk4apfpm0hvzwh0 \ | xargs nix-hash --type sha256 --to-base32 0n0igfxbd3kqvvj2k2xgysrp63l4v2gd110fwkk4apfpm0hvzwh0 It's a real-life example: https://github.com/NixOS/nixpkgs/pull/20208/files#r86695567
2016-10-19Merge branch 'regex' of https://github.com/groxxda/nixEelco Dolstra
2016-10-19Fix Darwin buildEelco Dolstra
Done slightly differently from https://github.com/NixOS/nix/pull/1093.
2016-10-18replace own regex class with std::regexAlexander Ried
2016-10-12Add some functions needed by hydraEelco Dolstra
2016-10-06toJSON(): Support some more typesEelco Dolstra
2016-10-06Merge pull request #998 from veprbl/rx_chmod_fixEelco Dolstra
override rx directory permissions in deletePath()
2016-09-21nix-build, nix-shell: Don't print error message if nix-store/nix-instantiate ↵Eelco Dolstra
fails
2016-09-21printMsg(lvlError, ...) -> printError(...) etc.Eelco Dolstra
2016-09-21Some notational convenience for formatting stringsEelco Dolstra
We can now write throw Error("file '%s' not found", path); instead of throw Error(format("file '%s' not found") % path); and similarly printError("file '%s' not found", path); instead of printMsg(lvlError, format("file '%s' not found") % path);
2016-09-20TweakEelco Dolstra
2016-09-20nix-shell: Fix $PATH handling in the impure caseEelco Dolstra
We were passing "p=$PATH" rather than "p=$PATH;", resulting in some invalid shell code. Also, construct a separate environment for the child rather than overwriting the parent's.
2016-09-16Make computeFSClosure() single-threaded againEelco Dolstra
The fact that queryPathInfo() is synchronous meant that we needed a thread for every concurrent binary cache lookup, even though they end up being handled by the same download thread. Requiring hundreds of threads is not a good idea. So now there is an asynchronous version of queryPathInfo() that takes a callback function to process the result. Similarly, enqueueDownload() now takes a callback rather than returning a future. Thus, a command like nix path-info --store https://cache.nixos.org/ -r /nix/store/slljrzwmpygy1daay14kjszsr9xix063-nixos-16.09beta231.dccf8c5 that returns 4941 paths now takes 1.87s using only 2 threads (the main thread and the downloader thread). (This is with a prewarmed CloudFront.)
2016-09-16printMsg(): Don't check for interruptsEelco Dolstra
Having the logger function potentially throw exceptions is Heisenbuggy.
2016-09-14Add a toLower utility functionEelco Dolstra
2016-09-14Move some .drv parsing functions out of utilEelco Dolstra
2016-08-30Fix 32-bit buildEelco Dolstra
2016-08-29nix path-info: Add --json flagEelco Dolstra
Also, factor out JSON generation from value-to-json.{cc,hh}, and support producing indented JSON.
2016-07-25override rx directory permissions in deletePath()Dmitry Kalinkin
This fixes instantiation of pythonPackages.pytest that produces a directory with less permissions during one of it's tests that leads to a nix error like: error: opening directory ‘/tmp/nix-build-python2.7-pytest-2.9.2.drv-0/pytest-of-user/pytest-0/testdir/test_cache_failure_warns0/.cache’: Permission denied
2016-07-21Fix assertion failureEelco Dolstra
2016-07-21NarInfo::NarInfo(): Ensure that we get a NAR size/hashEelco Dolstra
2016-07-21Fix assertion failure in ThreadPool::enqueue()Eelco Dolstra
2016-07-13FdSink: Restore move constructor/assignmentShea Levy
2016-07-13Make Buffered{Source,Sink} move-safeShea Levy
2016-07-11Modernize AutoCloseFDShea Levy
2016-06-09Use O_CLOEXEC in most placesEelco Dolstra
2016-06-02createTempDir(): Don't do a chown on LinuxEelco Dolstra
It's not needed and can cause problems in a user namespace.
2016-06-02Allow setting the state directory as a store parameterEelco Dolstra
E.g. "local?store=/tmp/store&state=/tmp/var".
2016-05-31use $(LIBLZMA_LIBS) instead of -llzmaDmitry Kalinkin
This is needed in case of non-standard lzma installation path that will be specified in pkgconfig manifest as extra -L option for LDFLAGS.
2016-05-04Cleanup: Remove singleton()Eelco Dolstra
2016-05-04Do compression in a sinkEelco Dolstra
2016-05-04Add a Store::addToStore() variant that accepts a NAREelco Dolstra
As a side effect, this ensures that signatures are propagated when copying paths between stores. Also refactored import/export to make use of this.