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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.
2016-05-04Remove OpenSSL-based signingEelco Dolstra
2016-04-29nix-store -l: Simplify implementationEelco Dolstra
2016-04-19Move path info caching from BinaryCacheStore to StoreEelco Dolstra
Caching path info is generally useful. For instance, it speeds up "nix path-info -rS /run/current-system" (i.e. showing the closure sizes of all paths in the closure of the current system) from 5.6s to 0.15s. This also eliminates some APIs like Store::queryDeriver() and Store::queryReferences().
2016-04-08Remove failed build cachingEelco Dolstra
This feature was implemented for Hydra, but Hydra no longer uses it.
2016-03-22Don't overload dumpPath()Eelco Dolstra
2016-03-21Add Store::dumpPath() methodEelco Dolstra
This allows applying nix-store --verify-path to binary cache stores: NIX_REMOTE=https://cache.nixos.org nix-store --verify-path /nix/store/s5c7...
2016-02-26importPaths(): Optionally add NARs to binary cache accessorEelco Dolstra
This enables an optimisation in hydra-queue-runner, preventing a download of a NAR it just uploaded to the cache when reading files like hydra-build-products.
2016-02-24Eliminate reserveSpace flagEelco Dolstra
2016-02-16Rename ValidPathInfo::hash -> narHash for consistencyEelco Dolstra
2016-02-11Move addPermRoot into StoreEelco Dolstra
2016-02-04More of the sameEelco Dolstra
2016-02-04StoreAPI -> StoreEelco Dolstra
Calling a class an API is a bit redundant...
2016-02-04Eliminate the "store" global variableEelco Dolstra
Also, move a few free-standing functions into StoreAPI and Derivation. Also, introduce a non-nullable smart pointer, ref<T>, which is just a wrapper around std::shared_ptr ensuring that the pointer is never null. (For reference-counted values, this is better than passing a "T&", because the latter doesn't maintain the refcount. Usually, the caller will have a shared_ptr keeping the value alive, but that's not always the case, e.g., when passing a reference to a std::thread via std::bind.)
2016-01-31Add build mode to compute fixed-output derivation hashesEelco Dolstra
For example, $ nix-build --hash -A nix-repl.src will build the fixed-output derivation nix-repl.src (a fetchFromGitHub call), but instead of *verifying* the hash given in the Nix expression, it prints out the resulting hash, and then moves the result to its content-addressed location in the Nix store. E.g build produced path ‘/nix/store/504a4k6zi69dq0yjc0bm12pa65bccxam-nix-repl-8a2f5f0607540ffe56b56d52db544373e1efb980-src’ with sha256 hash ‘0cjablz01i0g9smnavhf86imwx1f9mnh5flax75i615ml71gsr88’ The goal of this is to make all nix-prefetch-* scripts unnecessary: we can just let Nix run the real thing (i.e., the corresponding fetch* derivation). Another example: $ nix-build --hash -E 'with import <nixpkgs> {}; fetchgit { url = "https://github.com/NixOS/nix.git"; sha256 = "ffffffffffffffffffffffffffffffffffffffffffffffffffff"; }' ... git revision is 9e7c1a4bbdbe6129dd9dc385776612c307d3d1bb ... build produced path ‘/nix/store/gmsnh9i7x4mb7pyd2ns7n3c9l90jfsi1-nix’ with sha256 hash ‘1188xb621diw89n25rifqg9lxnzpz7nj5bfh4i1y3dnis0dmc0zp’ (Having to specify a fake sha256 hash is a bit annoying...)
2016-01-28UntabifyEelco Dolstra
2016-01-28UntabifyEelco Dolstra
2016-01-28printMissing(): Propagate store argumentEelco Dolstra
2015-12-22Don't ignore sodium_init() return valueEelco Dolstra
2015-10-29int2String() -> std::to_string()Eelco Dolstra
2015-10-06nix-store --serve: Implement log size limitEelco Dolstra
2015-07-23--version: Print some config infoEelco Dolstra
Such as whether Nix is built with signed binary cache support, and the location of the configuration file.
2015-07-20More cleanupEelco Dolstra
2015-07-17OCD: foreach -> C++11 ranged forEelco Dolstra
2015-07-17Allow remote builds without sending the derivation closureEelco Dolstra
Previously, to build a derivation remotely, we had to copy the entire closure of the .drv file to the remote machine, even though we only need the top-level derivation. This is very wasteful: the closure can contain thousands of store paths, and in some Hydra use cases, include source paths that are very large (e.g. Git/Mercurial checkouts). So now there is a new operation, StoreAPI::buildDerivation(), that performs a build from an in-memory representation of a derivation (BasicDerivation) rather than from a on-disk .drv file. The only files that need to be in the Nix store are the sources of the derivation (drv.inputSrcs), and the needed output paths of the dependencies (as described by drv.inputDrvs). "nix-store --serve" exposes this interface. Note that this is a privileged operation, because you can construct a derivation that builds any store path whatsoever. Fixing this will require changing the hashing scheme (i.e., the output paths should be computed from the other fields in BasicDerivation, allowing them to be verified without access to other derivations). However, this would be quite nice because it would allow .drv-free building (e.g. "nix-env -i" wouldn't have to write any .drv files to disk). Fixes #173.
2015-06-02Use StoreAPI::verifyStore()Eelco Dolstra
2015-05-21nix-collect-garbage: Call collectGarbage() internallyEelco Dolstra
2015-05-13Fix "error: deriver of path ‘’ is not known"Eelco Dolstra
2015-03-25addToStore(): Take explicit name argumentEelco Dolstra
2015-03-04Add option to hide display of missing pathsEelco Dolstra
2015-02-18nix-store --generate-binary-cache-key: Write key to diskEelco Dolstra
This ensures proper permissions for the secret key.
2015-02-10Make libsodium an optional dependencyEelco Dolstra
2015-02-10Add base64 encoder/decoderEelco Dolstra
2015-02-04Use libsodium instead of OpenSSL for binary cache signingEelco Dolstra
Sodium's Ed25519 signatures are much shorter than OpenSSL's RSA signatures. Public keys are also much shorter, so they're now specified directly in the nix.conf option ‘binary-cache-public-keys’. The new command ‘nix-store --generate-binary-cache-key’ generates and prints a public and secret key.
2014-12-12Ensure we're writing to stderr in the builderEelco Dolstra
http://hydra.nixos.org/build/17862041
2014-10-14nix-store -q: Check for conflicting flagsEelco Dolstra
Fixes #364.
2014-09-01Add an 'optimiseStore' remote procedure call.Ludovic Courtès
2014-08-20Use pager for more commandsEelco Dolstra
2014-08-20Use proper quotes everywhereEelco Dolstra
2014-08-20nix-store -l: Automatically pipe output into $PAGEREelco Dolstra
2014-08-13Refactor option handlingEelco Dolstra
2014-07-24nix-copy-closure: Drop --bzip2, --xz, --show-progressEelco Dolstra
These are too difficult to implement via nix-store --serve. ‘--show-progress’ could be re-implemented fairly easily via a sink/source wrapper class.
2014-07-24Implement nix-copy-closure --from via nix-store --serveEelco Dolstra
2014-07-24build-remote.pl: Be less verbose on failing buildsEelco Dolstra
2014-07-24nix-store --serve: Only monitor stdin during buildsEelco Dolstra
Other operations cannot hang indefinitely (except when we're reading from stdin, in which case we'll notice a client disconnect). But monitoring works badly during compressed imports, since there the client can close the connection before we've sent an ack. http://hydra.nixos.org/build/12711638
2014-07-23Pass -pthread only for programs that need itEelco Dolstra
2014-07-23nix-store --serve: Monitor for client disconnectsEelco Dolstra
This is necessary because build-remote.pl now builds via ‘nix-store --serve’. So if a build hangs without writing to stdout/stderr, and the client disconnects, then we need to detect that.
2014-07-14build-remote.pl: Fix building multiple output derivationsEelco Dolstra
We were importing paths without sorting them topologically, leading to "path is not valid" errors. See e.g. http://hydra.nixos.org/build/12451761