stages:
    - build

.tar_option:
    after_script:
        - tar -cvhf $uploadPath.tar ./$uploadPath
    artifacts:
        name: "$uploadPath"
        paths:
        - $uploadPath.tar

.template:
    only:
        - web
    stage: build
    image: lnl7/nix:latest
    before_script:
        - nix --version
        - chmod +w /etc/nix/nix.conf
        - echo "system-features = kvm" >> /etc/nix/nix.conf
        - sed -i -e 's/ --no-out-link//g' nixos-generate
        - mkdir $uploadPath
    script:
        - nix-shell --command './nixos-generate -f $formats -I nixpkgs=channel:nixos-$nixpkgs_ver' |& tee $uploadPath/build.log
        # Last line of output should be the path of a regular file (or symlink
        # to a regular file) in the Nix store.
        - storePath=$(tail -n 1 $uploadPath/build.log) && test -f "$storePath" && test "/nix/store/${storePath#/nix/store/}" = "$storePath"
        - mv $(realpath result) $uploadPath
    artifacts:
        name: "$uploadPath"
        paths:
        - $uploadPath