/
flake.nix
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flake.nix
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{
description = "Hasktorch";
nixConfig = {
substituters = [
"https://cache.nixos.org"
];
extra-substituters = [
"https://cache.iog.io"
"https://hasktorch.cachix.org"
];
extra-trusted-public-keys = [
"hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="
"hasktorch.cachix.org-1:wLjNS6HuFVpmzbmv01lxwjdCOtWRD8pQVR3Zr/wVoQc="
];
allow-import-from-derivation = "true";
bash-prompt = "\\[\\033[1m\\][dev-hasktorch$(__git_ps1 \" (%s)\")]\\[\\033\[m\\]\\040\\w$\\040";
};
inputs = {
haskell-nix = {
url = "github:input-output-hk/haskell.nix?rev=ec0c59e2de05053c21301bc959a27df92fe93376";
};
nixpkgs.follows = "haskell-nix/nixpkgs-unstable";
utils.follows = "haskell-nix/flake-utils";
iohkNix = {
url = "github:input-output-hk/iohk-nix";
inputs.nixpkgs.follows = "nixpkgs";
};
tokenizers = {
url = "github:hasktorch/tokenizers/flakes";
inputs.utils.follows = "haskell-nix/flake-utils";
inputs.nixpkgs.follows = "nixpkgs";
};
pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
};
outputs = { self
, nixpkgs
, haskell-nix
, utils
, iohkNix
, tokenizers
, pre-commit-hooks
, ... }: with utils.lib;
let
inherit (nixpkgs) lib;
inherit (lib);
inherit (iohkNix.lib) collectExes;
build-config.dev = import ./nix/dev-config.nix; # only used to generate devshell
build-config.cpu = { profiling = true; cudaSupport = false; cudaMajorVersion = "invalid"; };
build-config.cuda-10 = { profiling = true; cudaSupport = true; cudaMajorVersion = "10"; };
build-config.cuda-11 = { profiling = true; cudaSupport = true; cudaMajorVersion = "11"; };
hasktorch.overlays = {
cpu-config = final: prev: { hasktorch-config = build-config.cpu; };
cuda-10-config = final: prev: { hasktorch-config = build-config.cuda-10; };
cuda-11-config = final: prev: { hasktorch-config = build-config.cuda-11; };
dev-tools = final: prev: {
haskell-nix = prev.haskell-nix // {
custom-tools = prev.haskell-nix.custom-tools // (prev.callPackage ./nix/haskell-language-server {});
};
};
hasktorch-project = ty: final: prev:
let libtorch = prev.pkgs.callPackage ./nix/libtorch.nix {
cudaSupport = build-config."${ty}".cudaSupport;
device = ty;
};
libtorch-libs = {
torch = libtorch;
c10 = libtorch;
torch_cpu = libtorch;
} // (if build-config."${ty}".cudaSupport then {
torch_cuda = libtorch;
} else {
});
in {
hasktorchProject = import ./nix/haskell.nix ({
pkgs = prev // libtorch-libs;
compiler-nix-name = "ghc924";
inherit (prev) lib;
profiling = build-config."${ty}".profiling;
cudaSupport = build-config."${ty}".cudaSupport;
});
} // libtorch-libs;
};
generic-pkgset = system: ty:
let
overlays = [
haskell-nix.overlay
iohkNix.overlays.haskell-nix-extra
tokenizers.overlay
hasktorch.overlays.dev-tools
(hasktorch.overlays.hasktorch-project ty)
];
in
{ pkgs = import nixpkgs { inherit system overlays; inherit (haskell-nix) config;};
legacyPkgs = haskell-nix.legacyPackages.${system}.appendOverlays overlays;
};
in { inherit (hasktorch) overlays; } // (eachSystem [ "x86_64-linux" "x86_64-darwin" ] (system:
let
mk-pkgset = generic-pkgset system;
pkgset = rec {
cpu = mk-pkgset "cpu";
cuda-10 = mk-pkgset "cuda-10";
cuda-11 = mk-pkgset "cuda-11";
};
mapper = name-pred: name-map: with lib.attrsets; mapAttrs' (name: nameValuePair (if (name-pred name) then (name-map name) else name));
mapper2 = name-pred: name-map: with lib.attrsets;
mapAttrs' (p: v: nameValuePair p (mapper name-pred name-map v));
build-flake = ty: with lib.strings; with lib.lists;
let
inherit (pkgset.${ty}) pkgs;
pkg-flake = pkgs.hasktorchProject.flake {};
in
mapper2
#(n: head (splitString ":" n) == "hasktorch")
(n: hasInfix ":" n && head (splitString ":" n) != "codegen")
(n: let parts = splitString ":" n; in concatStringsSep ":" (concatLists [["${head parts}-${ty}"] (tail parts)]))
pkg-flake;
builds = {
cpu = build-flake "cpu";
cuda-10 = build-flake "cuda-10";
cuda-11 = build-flake "cuda-11";
};
ghc = pkgset.cpu.pkgs.hasktorchProject.ghcWithPackages (_: []);
extra-packages = {
packages = {
haddocks-join = (pkgset.cpu.pkgs.callPackage ./nix/haddock-combine.nix {
inherit ghc;
}) {
hsdocs = [
builds.cpu.packages."libtorch-ffi-cpu:lib:libtorch-ffi".doc
builds.cpu.packages."libtorch-ffi-helper-cpu:lib:libtorch-ffi-helper".doc
builds.cpu.packages."hasktorch-cpu:lib:hasktorch".doc
builds.cpu.packages."hasktorch-gradually-typed-cpu:lib:hasktorch-gradually-typed".doc
];
};
};
checks = {
# pre-commit-check = pre-commit-hooks.lib.${system}.run {
# src = ./.;
# hooks = {
# nixpkgs-fmt = {
# enable = true;
# excludes = [
# "^nix/sources\.nix"
# ];
# };
# ormolu = {
# enable = true;
# excludes = [
# "^Setup.hs$"
# "^libtorch-ffi/.*$"
# ];
# };
# };
# };
};
};
packages = with builds;
builtins.foldl' (sum: v: lib.recursiveUpdate sum v) {} (
if system == "x86_64-darwin"
then [cpu extra-packages]
else [cpu cuda-10 cuda-11 extra-packages]
);
in with builds;
packages // (
let
dev = with pkgset;
if !build-config.dev.cudaSupport then cpu else
if build-config.dev.cudaMajorVersion == "10" then cuda-10 else cuda-11;
in {
lib = pkgset;
devShells.default = dev.pkgs.callPackage ./shell.nix {
# preCommitShellHook = self.checks.${system}.pre-commit-check.shellHook;
inherit (build-config.dev) cudaSupport cudaMajorVersion;
};
} )
));
}