lix/package.nix

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{ lib
, stdenv
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, releaseTools
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, autoconf-archive
, autoreconfHook
, aws-sdk-cpp
, boehmgc
, nlohmann_json
, bison
, boost
, brotli
, bzip2
, curl
, editline
, readline
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, fileset
, flex
, git
, gtest
, jq
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, doxygen
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, libarchive
, libcpuid
, libgit2
, libseccomp
, libsodium
, lowdown
, mdbook
, mdbook-linkcheck
, mercurial
, openssh
, openssl
, pkg-config
, rapidcheck
, sqlite
, util-linux
, xz
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, busybox-sandbox-shell ? null
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# Configuration Options
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#:
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# This probably seems like too many degrees of freedom, but it
# faithfully reflects how the underlying configure + make build system
# work. The top-level flake.nix will choose useful combinations of these
# options to CI.
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, pname ? "nix"
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, versionSuffix ? ""
, officialRelease ? false
# Whether to build Nix. Useful to skip for tasks like (a) just
# generating API docs or (b) testing existing pre-built versions of Nix
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, doBuild ? true
# Run the unit tests as part of the build. See `installUnitTests` for an
# alternative to this.
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, doCheck ? __forDefaults.canRunInstalled
# Run the functional tests as part of the build.
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, doInstallCheck ? test-client != null || __forDefaults.canRunInstalled
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# Check test coverage of Nix. Probably want to use with with at least
# one of `doCHeck` or `doInstallCheck` enabled.
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, withCoverageChecks ? false
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# Whether to build the regular manual
, enableManual ? __forDefaults.canRunInstalled
# Whether to use garbage collection for the Nix language evaluator.
#
# If it is disabled, we just leak memory, but this is not as bad as it
# sounds so long as evaluation just takes places within short-lived
# processes. (When the process exits, the memory is reclaimed; it is
# only leaked *within* the process.)
, enableGC ? true
# Whether to enable Markdown rendering in the Nix binary.
, enableMarkdown ? !stdenv.hostPlatform.isWindows
# Which interactive line editor library to use for Nix's repl.
#
# Currently supported choices are:
#
# - editline (default)
# - readline
, readlineFlavor ? if stdenv.hostPlatform.isWindows then "readline" else "editline"
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# Whether to build the internal API docs, can be done separately from
# everything else.
, enableInternalAPIDocs ? false
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# Whether to install unit tests. This is useful when cross compiling
# since we cannot run them natively during the build, but can do so
# later.
, installUnitTests ? doBuild && !__forDefaults.canExecuteHost
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# For running the functional tests against a pre-built Nix. Probably
# want to use in conjunction with `doBuild = false;`.
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, test-daemon ? null
, test-client ? null
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# Avoid setting things that would interfere with a functioning devShell
, forDevShell ? false
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# Not a real argument, just the only way to approximate let-binding some
# stuff for argument defaults.
, __forDefaults ? {
canExecuteHost = stdenv.buildPlatform.canExecute stdenv.hostPlatform;
canRunInstalled = doBuild && __forDefaults.canExecuteHost;
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}
}:
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let
version = lib.fileContents ./.version + versionSuffix;
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# selected attributes with defaults, will be used to define some
# things which should instead be gotten via `finalAttrs` in order to
# work with overriding.
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attrs = {
inherit doBuild doCheck doInstallCheck;
};
mkDerivation =
if withCoverageChecks
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then
# TODO support `finalAttrs` args function in
# `releaseTools.coverageAnalysis`.
argsFun:
releaseTools.coverageAnalysis (let args = argsFun args; in args)
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else stdenv.mkDerivation;
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in
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mkDerivation (finalAttrs: let
inherit (finalAttrs)
doCheck
doInstallCheck
;
doBuild = !finalAttrs.dontBuild;
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# Either running the unit tests during the build, or installing them
# to be run later, requiresthe unit tests to be built.
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buildUnitTests = doCheck || installUnitTests;
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in {
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inherit pname version;
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src =
let
baseFiles = fileset.fileFilter (f: f.name != ".gitignore") ./.;
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in
fileset.toSource {
root = ./.;
fileset = fileset.intersect baseFiles (fileset.unions ([
# For configure
./.version
./configure.ac
./m4
# TODO: do we really need README.md? It doesn't seem used in the build.
./README.md
# For make, regardless of what we are building
./local.mk
./Makefile
./Makefile.config.in
./mk
(fileset.fileFilter (f: lib.strings.hasPrefix "nix-profile" f.name) ./scripts)
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] ++ lib.optionals doBuild [
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./doc
./misc
./precompiled-headers.h
./src
./COPYING
./scripts/local.mk
] ++ lib.optionals buildUnitTests [
./doc/manual
] ++ lib.optionals enableInternalAPIDocs [
./doc/internal-api
# Source might not be compiled, but still must be available
# for Doxygen to gather comments.
./src
./tests/unit
] ++ lib.optionals buildUnitTests [
./tests/unit
] ++ lib.optionals doInstallCheck [
./tests/functional
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]));
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};
VERSION_SUFFIX = versionSuffix;
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outputs = [ "out" ]
++ lib.optional doBuild "dev"
# If we are doing just build or just docs, the one thing will use
# "out". We only need additional outputs if we are doing both.
++ lib.optional (doBuild && (enableManual || enableInternalAPIDocs)) "doc"
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++ lib.optional installUnitTests "check";
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nativeBuildInputs = [
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autoconf-archive
autoreconfHook
pkg-config
] ++ lib.optionals doBuild [
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bison
flex
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] ++ lib.optionals enableManual [
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(lib.getBin lowdown)
mdbook
mdbook-linkcheck
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] ++ lib.optionals (doInstallCheck || enableManual) [
jq # Also for custom mdBook preprocessor.
] ++ lib.optional stdenv.hostPlatform.isLinux util-linux
++ lib.optional enableInternalAPIDocs doxygen
;
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buildInputs = lib.optionals doBuild [
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boost
brotli
bzip2
curl
libarchive
libgit2
libsodium
openssl
sqlite
xz
({ inherit readline editline; }.${readlineFlavor})
] ++ lib.optionals enableMarkdown [
lowdown
] ++ lib.optionals buildUnitTests [
gtest
rapidcheck
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] ++ lib.optional stdenv.isLinux libseccomp
++ lib.optional stdenv.hostPlatform.isx86_64 libcpuid
# There have been issues building these dependencies
++ lib.optional (stdenv.hostPlatform == stdenv.buildPlatform && (stdenv.isLinux || stdenv.isDarwin))
(aws-sdk-cpp.override {
apis = ["s3" "transfer"];
customMemoryManagement = false;
})
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;
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propagatedBuildInputs = [
nlohmann_json
] ++ lib.optional enableGC boehmgc;
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dontBuild = !attrs.doBuild;
doCheck = attrs.doCheck;
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nativeCheckInputs = [
git
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mercurial
openssh
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];
disallowedReferences = [ boost ];
preConfigure = lib.optionalString (doBuild && ! stdenv.hostPlatform.isStatic) (
''
# Copy libboost_context so we don't get all of Boost in our closure.
# https://github.com/NixOS/nixpkgs/issues/45462
mkdir -p $out/lib
cp -pd ${boost}/lib/{libboost_context*,libboost_thread*,libboost_system*} $out/lib
rm -f $out/lib/*.a
'' + lib.optionalString stdenv.hostPlatform.isLinux ''
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chmod u+w $out/lib/*.so.*
patchelf --set-rpath $out/lib:${stdenv.cc.cc.lib}/lib $out/lib/libboost_thread.so.*
'' + lib.optionalString stdenv.hostPlatform.isDarwin ''
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for LIB in $out/lib/*.dylib; do
chmod u+w $LIB
install_name_tool -id $LIB $LIB
install_name_tool -delete_rpath ${boost}/lib/ $LIB || true
done
install_name_tool -change ${boost}/lib/libboost_system.dylib $out/lib/libboost_system.dylib $out/lib/libboost_thread.dylib
''
);
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configureFlags = [
(lib.enableFeature doBuild "build")
(lib.enableFeature buildUnitTests "unit-tests")
(lib.enableFeature doInstallCheck "functional-tests")
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(lib.enableFeature enableInternalAPIDocs "internal-api-docs")
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(lib.enableFeature enableManual "doc-gen")
(lib.enableFeature enableGC "gc")
(lib.enableFeature enableMarkdown "markdown")
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(lib.enableFeature installUnitTests "install-unit-tests")
(lib.withFeatureAs true "readline-flavor" readlineFlavor)
] ++ lib.optionals (!forDevShell) [
"--sysconfdir=/etc"
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] ++ lib.optionals installUnitTests [
"--with-check-bin-dir=${builtins.placeholder "check"}/bin"
"--with-check-lib-dir=${builtins.placeholder "check"}/lib"
] ++ lib.optionals (doBuild) [
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"--with-boost=${boost}/lib"
] ++ lib.optionals (doBuild && stdenv.isLinux) [
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"--with-sandbox-shell=${busybox-sandbox-shell}/bin/busybox"
] ++ lib.optional (doBuild && stdenv.isLinux && !(stdenv.hostPlatform.isStatic && stdenv.system == "aarch64-linux"))
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"LDFLAGS=-fuse-ld=gold"
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++ lib.optional (doBuild && stdenv.hostPlatform.isStatic) "--enable-embedded-sandbox-shell"
;
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enableParallelBuilding = true;
makeFlags = "profiledir=$(out)/etc/profile.d PRECOMPILE_HEADERS=1";
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installTargets = lib.optional doBuild "install"
++ lib.optional enableInternalAPIDocs "internal-api-html";
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installFlags = "sysconfdir=$(out)/etc";
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# In this case we are probably just running tests, and so there isn't
# anything to install, we just make an empty directory to signify tests
# succeeded.
installPhase = if finalAttrs.installTargets != [] then null else ''
mkdir -p $out
'';
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postInstall = lib.optionalString doBuild (
lib.optionalString stdenv.hostPlatform.isStatic ''
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mkdir -p $out/nix-support
echo "file binary-dist $out/bin/nix" >> $out/nix-support/hydra-build-products
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'' + lib.optionalString stdenv.isDarwin ''
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install_name_tool \
-change ${boost}/lib/libboost_context.dylib \
$out/lib/libboost_context.dylib \
$out/lib/libnixutil.dylib
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''
) + lib.optionalString enableManual ''
mkdir -p ''${!outputDoc}/nix-support
echo "doc manual ''${!outputDoc}/share/doc/nix/manual" >> ''${!outputDoc}/nix-support/hydra-build-products
'' + lib.optionalString enableInternalAPIDocs ''
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mkdir -p ''${!outputDoc}/nix-support
echo "doc internal-api-docs $out/share/doc/nix/internal-api/html" >> ''${!outputDoc}/nix-support/hydra-build-products
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'';
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doInstallCheck = attrs.doInstallCheck;
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installCheckFlags = "sysconfdir=$(out)/etc";
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# Work around buggy detection in stdenv.
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installCheckTarget = "installcheck";
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# Work around weird bug where it doesn't think there is a Makefile.
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installCheckPhase = if (!doBuild && doInstallCheck) then ''
mkdir -p src/nix-channel
make installcheck -j$NIX_BUILD_CORES -l$NIX_BUILD_CORES
'' else null;
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# Needed for tests if we are not doing a build, but testing existing
# built Nix.
preInstallCheck = lib.optionalString (! doBuild) ''
mkdir -p src/nix-channel
'';
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separateDebugInfo = !stdenv.hostPlatform.isStatic;
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# TODO `releaseTools.coverageAnalysis` in Nixpkgs needs to be updated
# to work with `strictDeps`.
strictDeps = !withCoverageChecks;
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hardeningDisable = lib.optional stdenv.hostPlatform.isStatic "pie";
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meta = {
platforms = lib.platforms.unix ++ lib.platforms.windows;
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mainProgram = "nix";
broken = !(lib.all (a: a) [
# We cannot run or install unit tests if we don't build them or
# Nix proper (which they depend on).
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(installUnitTests -> doBuild)
(doCheck -> doBuild)
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# The build process for the manual currently requires extracting
# data from the Nix executable we are trying to document.
(enableManual -> doBuild)
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]);
};
} // lib.optionalAttrs withCoverageChecks {
lcovFilter = [ "*/boost/*" "*-tab.*" ];
hardeningDisable = ["fortify"];
NIX_CFLAGS_COMPILE = "-DCOVERAGE=1";
dontInstall = false;
} // lib.optionalAttrs (test-daemon != null) {
NIX_DAEMON_PACKAGE = test-daemon;
} // lib.optionalAttrs (test-client != null) {
NIX_CLIENT_PACKAGE = test-client;
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})