scripts/mkimage.sh: generate yaml

1 files changed, 74 insertions, 0 deletions

diff --git a/scripts/mkimage-yaml.sh b/scripts/mkimage-yaml.sh
new file mode 100755
index 0000000000..b3e49626a0
--- /dev/null
+++ b/scripts/mkimage-yaml.sh
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+progname=$(basename $0)
+
+usage() {
+	echo "usage: $progname --checksums <checksums> --arch <arch> FILE..."
+}
+
+checksums="sha256 sha512"
+while [ $# -gt 0 ]; do
+	opt="$1"
+	shift
+	case "$opt" in
+	--checksums) checksums="$1"; shift ;;
+	--arch) arch="$1"; shift ;;
+	--branch) branch="$1"; shift;;
+	--release) release="$1"; shift;;
+	--flavor) flavor="$1"; shift;;
+	--) break ;;
+	-*) usage; exit 1;;
+	esac
+done
+
+set -- $opt "$@"
+
+releasedir="$branch/releases/$arch"
+if [ -z "$branch" ]; then
+	git_branch="$(git rev-parse --abbrev-ref HEAD)"
+	case "$git_branch" in
+	*-stable) branch=${git_branch%-stable};;
+	*) branch=edge;;
+	esac
+fi
+
+[ -n "$arch" ] || arch=$(apk --print-arch)
+
+if [ -z "$release" ]; then
+	release=$(git describe --always)
+	if git describe --exact-match >/dev/null 2>&1; then
+		release=${release#v}
+	fi
+fi
+
+for image; do
+	filepath="$releasedir/${image##*/}"
+	datetime="$(stat -c "%y" $image)"
+	size="$(stat -c "%s" $image)"
+	date=${datetime%% *}
+	time=${datetime#* }
+	file=${filepath##*/}
+	flavor=${file%-${release}-${arch}.*}
+
+	cat <<-EOF
+	-
+	  branch: $branch
+	  arch: $arch
+	  version: $release
+	  flavor: $flavor
+	  file: $file
+	  iso: $file
+	  date: $date
+	  time: $time
+	  size: $size
+EOF
+	# generate checksums if missing
+	for hash in ${checksums}; do
+		if ! [ -f "$image.$hash" ]; then
+			${hash}sum $image > $image.$hash
+		fi
+		echo "  $hash: $(cut -d' ' -f1 $image.$hash)"
+	done
+
+
+done