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Add a script to regenerate the manifest automatically #5

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35 changes: 35 additions & 0 deletions build_disk_manifest.sh
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Original file line number Diff line number Diff line change
@@ -0,0 +1,35 @@
#!/usr/bin/env bash

# This script build disk/manifest.json from the list of files located in the ./disk/
# directory.

if [ "$#" -ne 1 ]; then
echo "Usage: $0 <new version (Major.Minor.Patch)>" >&2
exit 1
fi

version="$1"
disk_dir="./disk"
manifest="$disk_dir/manifest.json"

first_item=true

echo "{" > "$manifest"
echo " \"_version\": \"$version\"," >> "$manifest"

while IFS= read -r -d '' file; do
filename=$(basename "$file")
if [[ "$filename" == manifest.json* ]]; then
continue
fi
if [ "$first_item" = true ]; then
first_item=false
else
echo "," >> "$manifest"
fi
file_loc="${file#$disk_dir}"
printf ' "%s": "%s"' "$file_loc" "${file_loc#/}" >> "$manifest"
done < <(find "$disk_dir" -type f -print0 | sort -z)

echo "" >> "$manifest"
echo "}" >> "$manifest"