mirror of
https://github.com/privatevoid-net/nix-super.git
synced 2024-11-23 06:26:15 +02:00
71 lines
2.3 KiB
Bash
71 lines
2.3 KiB
Bash
#!/bin/sh
|
|
|
|
# This script installs the Nix package manager on your system by
|
|
# downloading a binary distribution and running its installer script
|
|
# (which in turn creates and populates /nix).
|
|
|
|
{ # Prevent execution if this script was only partially downloaded
|
|
oops() {
|
|
echo "$0:" "$@" >&2
|
|
exit 1
|
|
}
|
|
|
|
umask 0022
|
|
|
|
tmpDir="$(mktemp -d -t nix-binary-tarball-unpack.XXXXXXXXXX || \
|
|
oops "Can't create temporary directory for downloading the Nix binary tarball")"
|
|
cleanup() {
|
|
rm -rf "$tmpDir"
|
|
}
|
|
trap cleanup EXIT INT QUIT TERM
|
|
|
|
require_util() {
|
|
command -v "$1" > /dev/null 2>&1 ||
|
|
oops "you do not have '$1' installed, which I need to $2"
|
|
}
|
|
|
|
case "$(uname -s).$(uname -m)" in
|
|
Linux.x86_64) system=x86_64-linux; hash=@binaryTarball_x86_64-linux@;;
|
|
Linux.i?86) system=i686-linux; hash=@binaryTarball_i686-linux@;;
|
|
Linux.aarch64) system=aarch64-linux; hash=@binaryTarball_aarch64-linux@;;
|
|
Darwin.x86_64) system=x86_64-darwin; hash=@binaryTarball_x86_64-darwin@;;
|
|
*) oops "sorry, there is no binary distribution of Nix for your platform";;
|
|
esac
|
|
|
|
url="https://releases.nixos.org/nix/nix-@nixVersion@/nix-@nixVersion@-$system.tar.xz"
|
|
|
|
tarball="$tmpDir/$(basename "$tmpDir/nix-@nixVersion@-$system.tar.xz")"
|
|
|
|
require_util curl "download the binary tarball"
|
|
require_util tar "unpack the binary tarball"
|
|
if [ "$(uname -s)" != "Darwin" ]; then
|
|
require_util xz "unpack the binary tarball"
|
|
fi
|
|
|
|
echo "downloading Nix @nixVersion@ binary tarball for $system from '$url' to '$tmpDir'..."
|
|
curl -L "$url" -o "$tarball" || oops "failed to download '$url'"
|
|
|
|
if command -v sha256sum > /dev/null 2>&1; then
|
|
hash2="$(sha256sum -b "$tarball" | cut -c1-64)"
|
|
elif command -v shasum > /dev/null 2>&1; then
|
|
hash2="$(shasum -a 256 -b "$tarball" | cut -c1-64)"
|
|
elif command -v openssl > /dev/null 2>&1; then
|
|
hash2="$(openssl dgst -r -sha256 "$tarball" | cut -c1-64)"
|
|
else
|
|
oops "cannot verify the SHA-256 hash of '$url'; you need one of 'shasum', 'sha256sum', or 'openssl'"
|
|
fi
|
|
|
|
if [ "$hash" != "$hash2" ]; then
|
|
oops "SHA-256 hash mismatch in '$url'; expected $hash, got $hash2"
|
|
fi
|
|
|
|
unpack=$tmpDir/unpack
|
|
mkdir -p "$unpack"
|
|
tar -xJf "$tarball" -C "$unpack" || oops "failed to unpack '$url'"
|
|
|
|
script=$(echo "$unpack"/*/install)
|
|
|
|
[ -e "$script" ] || oops "installation script is missing from the binary tarball!"
|
|
"$script" "$@"
|
|
|
|
} # End of wrapping
|