nix-scripts/artiq/conda-build.nix

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# We need to pass the whole source to conda for the git variables to work.
# recipe must be a string pointing to a path within the source.
{ pkgs }:
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{ name, src, recipe ? "fake-conda"}:
with pkgs;
let
condaDeps = [ stdenv.cc xorg.libSM xorg.libICE xorg.libXrender libselinux ];
# Use the full Anaconda distribution, which already contains conda-build and its many dependencies,
# so we don't have to manually deal with them.
condaInstaller = fetchurl {
url = "https://repo.anaconda.com/archive/Anaconda3-2018.12-Linux-x86_64.sh";
sha256 = "006fgyz75ihd00qzbr1cny97xf1mwnzibbqyhskghraqgs2x068h";
};
condaSrcChmod = runCommand "conda-src-chmod" { } "mkdir $out; cp ${condaInstaller} $out/conda-installer.sh; chmod +x $out/conda-installer.sh";
condaInstallerEnv = buildFHSUserEnv {
name = "conda-installer-env";
targetPkgs = pkgs: ([ condaSrcChmod ] ++ condaDeps);
};
condaInstalled = runCommand "conda-installed" { }
''
${condaInstallerEnv}/bin/conda-installer-env -c "${condaSrcChmod}/conda-installer.sh -p $out -b"
'';
condaBuilderEnv = buildFHSUserEnv {
name = "conda-builder-env";
targetPkgs = pkgs: [ condaInstalled ] ++ condaDeps;
};
in stdenv.mkDerivation {
inherit name src;
buildInputs = [ condaBuilderEnv ];
buildCommand =
''
HOME=`pwd`
mkdir $out
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${condaBuilderEnv}/bin/conda-builder-env -c "PYTHON=python conda build --no-anaconda-upload --no-test --output-folder $out $src/${recipe}"
mkdir -p $out/nix-support
echo file conda $out/noarch/*.tar.bz2 >> $out/nix-support/hydra-build-products
'';
}