125 lines
4.2 KiB
Bash
125 lines
4.2 KiB
Bash
#!/bin/sh
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# This script installs the Nix package manager on your system by
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# downloading a binary distribution and running its installer script
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# (which in turn creates and populates /nix).
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{ # Prevent execution if this script was only partially downloaded
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oops() {
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echo "$0:" "$@" >&2
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exit 1
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}
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umask 0022
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tmpDir="$(mktemp -d -t nix-binary-tarball-unpack.XXXXXXXXXX || \
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oops "Can't create temporary directory for downloading the Nix binary tarball")"
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cleanup() {
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rm -rf "$tmpDir"
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}
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trap cleanup EXIT INT QUIT TERM
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require_util() {
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command -v "$1" > /dev/null 2>&1 ||
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oops "you do not have '$1' installed, which I need to $2"
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}
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case "$(uname -s).$(uname -m)" in
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Linux.x86_64)
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hash=d1f67c86eed016214864ba08bfb9529c307aea7e8fafb74853f96fcc3bfd8a60
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path=n1j9ng0120ql98l5a8mi626ka8wvixq4/nix-2.31.2-x86_64-linux.tar.xz
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system=x86_64-linux
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;;
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Linux.i?86)
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hash=9e8a403421c68683557180444f089861469e12b41d41ee2f9be4c8e731b7d160
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path=zjcwglfyf0fvjb4j86kgijzwhzaqbngc/nix-2.31.2-i686-linux.tar.xz
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system=i686-linux
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;;
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Linux.aarch64)
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hash=64db528412096d718b4bf8f78f85e5ac2b714b774e5005500dee37d23f560456
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path=0aw1ka8njh94nvjy8596va5bbx4wd2nw/nix-2.31.2-aarch64-linux.tar.xz
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system=aarch64-linux
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;;
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Linux.armv6l)
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hash=5e088d3f4fe27dd35991b1888c1ea5284edade24965328604968b9a1cc20a94c
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path=2pzkwf2ysf0znsnz5i9gfn6w2gikhlys/nix-2.31.2-armv6l-linux.tar.xz
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system=armv6l-linux
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;;
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Linux.armv7l)
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hash=4e2c1e8a3172ae71f041b9b647aa8153fb24518272d1a9bc3d9b384ab7ad54a1
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path=nkp9wbvnsxinr9xl7sn0yy96wvc4chn0/nix-2.31.2-armv7l-linux.tar.xz
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system=armv7l-linux
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;;
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Linux.riscv64)
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hash=79601e08b6389df130b5bf1e0a48590aea044ac18bc61660545cf65843b39251
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path=dhqxgwygm94vd6rdiwscxxz98kh8jal3/nix-2.31.2-riscv64-linux.tar.xz
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system=riscv64-linux
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;;
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Darwin.x86_64)
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hash=ed8df6a1046dea90ba4068a827bdeaf372d522867c4d2b48cdb37145c200eeba
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path=5zp5bzz45sn9ff2bfhh03cmavvm1r6gs/nix-2.31.2-x86_64-darwin.tar.xz
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system=x86_64-darwin
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;;
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Darwin.arm64|Darwin.aarch64)
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hash=3baa0af88a1ef4e2cc82cb64cd384b1805ecc3771b574e97277ae213d52711d8
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path=b7hidzsb4i3gx6s23ig9mp7mwmiljzfk/nix-2.31.2-aarch64-darwin.tar.xz
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system=aarch64-darwin
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;;
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*) oops "sorry, there is no binary distribution of Nix for your platform";;
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esac
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# Use this command-line option to fetch the tarballs using nar-serve or Cachix
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if [ "${1:-}" = "--tarball-url-prefix" ]; then
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if [ -z "${2:-}" ]; then
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oops "missing argument for --tarball-url-prefix"
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fi
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url=${2}/${path}
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shift 2
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else
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url=https://releases.nixos.org/nix/nix-2.31.2/nix-2.31.2-$system.tar.xz
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fi
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tarball=$tmpDir/nix-2.31.2-$system.tar.xz
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require_util tar "unpack the binary tarball"
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if [ "$(uname -s)" != "Darwin" ]; then
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require_util xz "unpack the binary tarball"
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fi
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if command -v curl > /dev/null 2>&1; then
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fetch() { curl --fail -L "$1" -o "$2"; }
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elif command -v wget > /dev/null 2>&1; then
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fetch() { wget "$1" -O "$2"; }
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else
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oops "you don't have wget or curl installed, which I need to download the binary tarball"
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fi
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echo "downloading Nix 2.31.2 binary tarball for $system from '$url' to '$tmpDir'..."
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fetch "$url" "$tarball" || oops "failed to download '$url'"
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if command -v sha256sum > /dev/null 2>&1; then
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hash2="$(sha256sum -b "$tarball" | cut -c1-64)"
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elif command -v shasum > /dev/null 2>&1; then
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hash2="$(shasum -a 256 -b "$tarball" | cut -c1-64)"
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elif command -v openssl > /dev/null 2>&1; then
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hash2="$(openssl dgst -r -sha256 "$tarball" | cut -c1-64)"
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else
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oops "cannot verify the SHA-256 hash of '$url'; you need one of 'shasum', 'sha256sum', or 'openssl'"
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fi
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if [ "$hash" != "$hash2" ]; then
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oops "SHA-256 hash mismatch in '$url'; expected $hash, got $hash2"
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fi
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unpack=$tmpDir/unpack
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mkdir -p "$unpack"
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tar -xJf "$tarball" -C "$unpack" || oops "failed to unpack '$url'"
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script=$(echo "$unpack"/*/install)
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[ -e "$script" ] || oops "installation script is missing from the binary tarball!"
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export INVOKED_FROM_INSTALL_IN=1
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"$script" "$@"
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} # End of wrapping
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