nix/flake.nix
John Ericson 1de8eed28a Move dependency patches from top level into subdir
Good to not clutter the top-level directory.
2024-01-17 13:13:54 -05:00

429 lines
16 KiB
Nix

{
description = "The purely functional package manager";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.05-small";
inputs.nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2";
inputs.flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
inputs.libgit2 = { url = "github:libgit2/libgit2"; flake = false; };
outputs = { self, nixpkgs, nixpkgs-regression, libgit2, ... }:
let
inherit (nixpkgs) lib;
# Experimental fileset library: https://github.com/NixOS/nixpkgs/pull/222981
# Not an "idiomatic" flake input because:
# - Propagation to dependent locks: https://github.com/NixOS/nix/issues/7730
# - Subflake would download redundant and huge parent flake
# - No git tree hash support: https://github.com/NixOS/nix/issues/6044
inherit (import (builtins.fetchTarball { url = "https://github.com/NixOS/nix/archive/1bdcd7fc8a6a40b2e805bad759b36e64e911036b.tar.gz"; sha256 = "sha256:14ljlpdsp4x7h1fkhbmc4bd3vsqnx8zdql4h3037wh09ad6a0893"; }))
fileset;
officialRelease = false;
# Set to true to build the release notes for the next release.
buildUnreleasedNotes = false;
version = lib.fileContents ./.version + versionSuffix;
versionSuffix =
if officialRelease
then ""
else "pre${builtins.substring 0 8 (self.lastModifiedDate or self.lastModified or "19700101")}_${self.shortRev or "dirty"}";
linux32BitSystems = [ "i686-linux" ];
linux64BitSystems = [ "x86_64-linux" "aarch64-linux" ];
linuxSystems = linux32BitSystems ++ linux64BitSystems;
darwinSystems = [ "x86_64-darwin" "aarch64-darwin" ];
systems = linuxSystems ++ darwinSystems;
crossSystems = [
"armv6l-unknown-linux-gnueabihf"
"armv7l-unknown-linux-gnueabihf"
"x86_64-unknown-freebsd13"
"x86_64-unknown-netbsd"
];
# Nix doesn't yet build on this platform, so we put it in a
# separate list. We just use this for `devShells` and
# `nixpkgsFor`, which this depends on.
shellCrossSystems = crossSystems ++ [
"x86_64-w64-mingw32"
];
stdenvs = [
"ccacheStdenv"
"clangStdenv"
"gccStdenv"
"libcxxStdenv"
"stdenv"
];
forAllSystems = lib.genAttrs systems;
forAllCrossSystems = lib.genAttrs crossSystems;
forAllStdenvs = f:
lib.listToAttrs
(map
(stdenvName: {
name = "${stdenvName}Packages";
value = f stdenvName;
})
stdenvs);
# Memoize nixpkgs for different platforms for efficiency.
nixpkgsFor = forAllSystems
(system: let
make-pkgs = crossSystem: stdenv: import nixpkgs {
localSystem = {
inherit system;
};
crossSystem = if crossSystem == null then null else {
config = crossSystem;
} // lib.optionalAttrs (crossSystem == "x86_64-unknown-freebsd13") {
useLLVM = true;
};
overlays = [
(overlayFor (p: p.${stdenv}))
];
};
stdenvs = forAllStdenvs (make-pkgs null);
native = stdenvs.stdenvPackages;
in {
inherit stdenvs native;
static = native.pkgsStatic;
cross = lib.genAttrs shellCrossSystems (crossSystem: make-pkgs crossSystem "stdenv");
});
installScriptFor = tarballs:
nixpkgsFor.x86_64-linux.native.callPackage ./scripts/installer.nix {
inherit tarballs;
};
testNixVersions = pkgs: client: daemon:
pkgs.callPackage ./package.nix {
pname =
"nix-tests"
+ lib.optionalString
(lib.versionAtLeast daemon.version "2.4pre20211005" &&
lib.versionAtLeast client.version "2.4pre20211005")
"-${client.version}-against-${daemon.version}";
inherit fileset;
test-client = client;
test-daemon = daemon;
doBuild = false;
};
binaryTarball = nix: pkgs: pkgs.callPackage ./scripts/binary-tarball.nix {
inherit nix;
};
overlayFor = getStdenv: final: prev:
let
stdenv = getStdenv final;
in
{
nixStable = prev.nix;
default-busybox-sandbox-shell = final.busybox.override {
useMusl = true;
enableStatic = true;
enableMinimal = true;
extraConfig = ''
CONFIG_FEATURE_FANCY_ECHO y
CONFIG_FEATURE_SH_MATH y
CONFIG_FEATURE_SH_MATH_64 y
CONFIG_ASH y
CONFIG_ASH_OPTIMIZE_FOR_SIZE y
CONFIG_ASH_ALIAS y
CONFIG_ASH_BASH_COMPAT y
CONFIG_ASH_CMDCMD y
CONFIG_ASH_ECHO y
CONFIG_ASH_GETOPTS y
CONFIG_ASH_INTERNAL_GLOB y
CONFIG_ASH_JOB_CONTROL y
CONFIG_ASH_PRINTF y
CONFIG_ASH_TEST y
'';
};
libgit2-nix = final.libgit2.overrideAttrs (attrs: {
src = libgit2;
version = libgit2.lastModifiedDate;
cmakeFlags = attrs.cmakeFlags or []
++ [ "-DUSE_SSH=exec" ];
});
boehmgc-nix = (final.boehmgc.override {
enableLargeConfig = true;
}).overrideAttrs(o: {
patches = (o.patches or []) ++ [
./dep-patches/boehmgc-coroutine-sp-fallback.diff
# https://github.com/ivmai/bdwgc/pull/586
./dep-patches/boehmgc-traceable_allocator-public.diff
];
});
changelog-d-nix = final.buildPackages.callPackage ./misc/changelog-d.nix { };
nix =
let
officialRelease = false;
versionSuffix =
if officialRelease
then ""
else "pre${builtins.substring 0 8 (self.lastModifiedDate or self.lastModified or "19700101")}_${self.shortRev or "dirty"}";
in final.callPackage ./package.nix {
inherit
fileset
stdenv
versionSuffix
;
officialRelease = false;
boehmgc = final.boehmgc-nix;
libgit2 = final.libgit2-nix;
busybox-sandbox-shell = final.busybox-sandbox-shell or final.default-busybox-sandbox-shell;
changelog-d = final.changelog-d-nix;
} // {
# this is a proper separate downstream package, but put
# here also for back compat reasons.
perl-bindings = final.nix-perl-bindings;
};
nix-perl-bindings = final.callPackage ./perl {
inherit fileset stdenv;
};
};
in {
# A Nixpkgs overlay that overrides the 'nix' and
# 'nix.perl-bindings' packages.
overlays.default = overlayFor (p: p.stdenv);
hydraJobs = {
# Binary package for various platforms.
build = forAllSystems (system: self.packages.${system}.nix);
shellInputs = forAllSystems (system: self.devShells.${system}.default.inputDerivation);
buildStatic = lib.genAttrs linux64BitSystems (system: self.packages.${system}.nix-static);
buildCross = forAllCrossSystems (crossSystem:
lib.genAttrs ["x86_64-linux"] (system: self.packages.${system}."nix-${crossSystem}"));
buildNoGc = forAllSystems (system:
self.packages.${system}.nix.override { enableGC = false; }
);
buildNoTests = forAllSystems (system:
self.packages.${system}.nix.override {
doCheck = false;
doInstallCheck = false;
installUnitTests = false;
}
);
# Toggles some settings for better coverage. Windows needs these
# library combinations, and Debian build Nix with GNU readline too.
buildReadlineNoMarkdown = forAllSystems (system:
self.packages.${system}.nix.override {
enableMarkdown = false;
readlineFlavor = "readline";
}
);
# Perl bindings for various platforms.
perlBindings = forAllSystems (system: nixpkgsFor.${system}.native.nix.perl-bindings);
# Binary tarball for various platforms, containing a Nix store
# with the closure of 'nix' package, and the second half of
# the installation script.
binaryTarball = forAllSystems (system: binaryTarball nixpkgsFor.${system}.native.nix nixpkgsFor.${system}.native);
binaryTarballCross = lib.genAttrs ["x86_64-linux"] (system:
forAllCrossSystems (crossSystem:
binaryTarball
self.packages.${system}."nix-${crossSystem}"
nixpkgsFor.${system}.cross.${crossSystem}));
# The first half of the installation script. This is uploaded
# to https://nixos.org/nix/install. It downloads the binary
# tarball for the user's system and calls the second half of the
# installation script.
installerScript = installScriptFor [
# Native
self.hydraJobs.binaryTarball."x86_64-linux"
self.hydraJobs.binaryTarball."i686-linux"
self.hydraJobs.binaryTarball."aarch64-linux"
self.hydraJobs.binaryTarball."x86_64-darwin"
self.hydraJobs.binaryTarball."aarch64-darwin"
# Cross
self.hydraJobs.binaryTarballCross."x86_64-linux"."armv6l-unknown-linux-gnueabihf"
self.hydraJobs.binaryTarballCross."x86_64-linux"."armv7l-unknown-linux-gnueabihf"
];
installerScriptForGHA = installScriptFor [
# Native
self.hydraJobs.binaryTarball."x86_64-linux"
self.hydraJobs.binaryTarball."x86_64-darwin"
# Cross
self.hydraJobs.binaryTarballCross."x86_64-linux"."armv6l-unknown-linux-gnueabihf"
self.hydraJobs.binaryTarballCross."x86_64-linux"."armv7l-unknown-linux-gnueabihf"
];
# docker image with Nix inside
dockerImage = lib.genAttrs linux64BitSystems (system: self.packages.${system}.dockerImage);
# Line coverage analysis.
coverage = nixpkgsFor.x86_64-linux.native.nix.override {
pname = "nix-coverage";
withCoverageChecks = true;
};
# API docs for Nix's unstable internal C++ interfaces.
internal-api-docs = nixpkgsFor.x86_64-linux.native.callPackage ./package.nix {
inherit fileset;
doBuild = false;
enableInternalAPIDocs = true;
};
# System tests.
tests = import ./tests/nixos { inherit lib nixpkgs nixpkgsFor; } // {
# Make sure that nix-env still produces the exact same result
# on a particular version of Nixpkgs.
evalNixpkgs =
let
inherit (nixpkgsFor.x86_64-linux.native) runCommand nix;
in
runCommand "eval-nixos" { buildInputs = [ nix ]; }
''
type -p nix-env
# Note: we're filtering out nixos-install-tools because https://github.com/NixOS/nixpkgs/pull/153594#issuecomment-1020530593.
time nix-env --store dummy:// -f ${nixpkgs-regression} -qaP --drv-path | sort | grep -v nixos-install-tools > packages
[[ $(sha1sum < packages | cut -c1-40) = ff451c521e61e4fe72bdbe2d0ca5d1809affa733 ]]
mkdir $out
'';
nixpkgsLibTests =
forAllSystems (system:
import (nixpkgs + "/lib/tests/release.nix")
{ pkgs = nixpkgsFor.${system}.native;
nixVersions = [ self.packages.${system}.nix ];
}
);
};
metrics.nixpkgs = import "${nixpkgs-regression}/pkgs/top-level/metrics.nix" {
pkgs = nixpkgsFor.x86_64-linux.native;
nixpkgs = nixpkgs-regression;
};
installTests = forAllSystems (system:
let pkgs = nixpkgsFor.${system}.native; in
pkgs.runCommand "install-tests" {
againstSelf = testNixVersions pkgs pkgs.nix pkgs.pkgs.nix;
againstCurrentUnstable =
# FIXME: temporarily disable this on macOS because of #3605.
if system == "x86_64-linux"
then testNixVersions pkgs pkgs.nix pkgs.nixUnstable
else null;
# Disabled because the latest stable version doesn't handle
# `NIX_DAEMON_SOCKET_PATH` which is required for the tests to work
# againstLatestStable = testNixVersions pkgs pkgs.nix pkgs.nixStable;
} "touch $out");
installerTests = import ./tests/installer {
binaryTarballs = self.hydraJobs.binaryTarball;
inherit nixpkgsFor;
};
};
checks = forAllSystems (system: {
binaryTarball = self.hydraJobs.binaryTarball.${system};
perlBindings = self.hydraJobs.perlBindings.${system};
installTests = self.hydraJobs.installTests.${system};
nixpkgsLibTests = self.hydraJobs.tests.nixpkgsLibTests.${system};
rl-next =
let pkgs = nixpkgsFor.${system}.native;
in pkgs.buildPackages.runCommand "test-rl-next-release-notes" { } ''
LANG=C.UTF-8 ${pkgs.changelog-d-nix}/bin/changelog-d ${./doc/manual/rl-next} >$out
'';
} // (lib.optionalAttrs (builtins.elem system linux64BitSystems)) {
dockerImage = self.hydraJobs.dockerImage.${system};
});
packages = forAllSystems (system: rec {
inherit (nixpkgsFor.${system}.native) nix;
default = nix;
} // (lib.optionalAttrs (builtins.elem system linux64BitSystems) {
nix-static = nixpkgsFor.${system}.static.nix;
dockerImage =
let
pkgs = nixpkgsFor.${system}.native;
image = import ./docker.nix { inherit pkgs; tag = version; };
in
pkgs.runCommand
"docker-image-tarball-${version}"
{ meta.description = "Docker image with Nix for ${system}"; }
''
mkdir -p $out/nix-support
image=$out/image.tar.gz
ln -s ${image} $image
echo "file binary-dist $image" >> $out/nix-support/hydra-build-products
'';
} // builtins.listToAttrs (map
(crossSystem: {
name = "nix-${crossSystem}";
value = nixpkgsFor.${system}.cross.${crossSystem}.nix;
})
crossSystems)
// builtins.listToAttrs (map
(stdenvName: {
name = "nix-${stdenvName}";
value = nixpkgsFor.${system}.stdenvs."${stdenvName}Packages".nix;
})
stdenvs)));
devShells = let
makeShell = pkgs: stdenv: (pkgs.nix.override { inherit stdenv; forDevShell = true; }).overrideAttrs (attrs: {
installFlags = "sysconfdir=$(out)/etc";
shellHook = ''
PATH=$prefix/bin:$PATH
unset PYTHONPATH
export MANPATH=$out/share/man:$MANPATH
# Make bash completion work.
XDG_DATA_DIRS+=:$out/share
'';
nativeBuildInputs = attrs.nativeBuildInputs or []
++ lib.optional stdenv.cc.isClang pkgs.buildPackages.bear
++ lib.optional (stdenv.cc.isClang && stdenv.hostPlatform == stdenv.buildPlatform) pkgs.buildPackages.clang-tools;
});
in
forAllSystems (system:
let
makeShells = prefix: pkgs:
lib.mapAttrs'
(k: v: lib.nameValuePair "${prefix}-${k}" v)
(forAllStdenvs (stdenvName: makeShell pkgs pkgs.${stdenvName}));
in
(makeShells "native" nixpkgsFor.${system}.native) //
(makeShells "static" nixpkgsFor.${system}.static) //
(lib.genAttrs shellCrossSystems (crossSystem: let pkgs = nixpkgsFor.${system}.cross.${crossSystem}; in makeShell pkgs pkgs.stdenv)) //
{
default = self.devShells.${system}.native-stdenvPackages;
}
);
};
}