make-release

#!/bin/sh

# $1: rootfs-tarball
# $2: httpd releases directory

out() { printf '\033[1;36m-> \033[m%s\n' "$@" ;}
error() { printf '\033[1;31m!> \033[1mERROR: \033[m%s\n' "$@" >&2 ;}
die() { error "$1" ; exit 1 ;}

usage() { printf 'usage: %s <tarball> <release directory>\n' "${0##*/}" ; exit 1 ;}

[ "$2" ] || usage
[ -f "$1" ] || usage
[ -d "$2" ] || usage

rootfs="$(basename "$1")"
releasedir="$(realpath "$2")"

# Sign release with gnupg

gpg --output "$rootfs.sig" --detach-sig "$rootfs" || die "Could not create gpg signature"

# Copy rootfs and signature to httpd directory
mkdir -p "$releasedir" || die "Could not create $releasedir/sig"
cp "$rootfs.sig" "$releasedir/$rootfs.sig" || error "Could not copy rootfs signature"
cp "$rootfs" "$releasedir/$rootfs" || die "Could not copy $rootfs to $releasedir"

# Link rootfs to the latest
ln -sfv "$rootfs" "$releasedir/carbs-rootfs.tar.xz" || error "Could not link rootfs to the latest"

(
    cd "$releasedir" || die "Could not change directory to $releasedir"
    sha256sum -- * > sha256sums.txt
)