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scripts/setup/sha256-file-to
32 строки
667 B
Alex Vandiver
puppet: Add a sha256_file_to.
11 фев 2023, 02:53
11 фев 2023, 02:53
5db55c3
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#!/bin/sh if [ "$#" -ne 3 ]; then echo "Usage:" echo " sha256-file-to SHA256 http://FETCH/FROM DST" echo echo "SHA256 is the sha256sum of the file fetched; the file is" echo "placed in DST." exit 1 fi set -e set -x SHA256="$1" URL="$2" DST="$3" # Work in a tmpdir which we clean up at the end tmpdir="$(mktemp -d)" trap 'rm -r "$tmpdir"' EXIT cd "$tmpdir" # Fetch to a predictable name, not whatever curl guesses from the URL LOCALFILE="output" curl -fL --retry 3 -o "$LOCALFILE" "$URL" # Check the hash against what was passed in echo "$SHA256 $LOCALFILE" >"$LOCALFILE.sha256" sha256sum -c "$LOCALFILE.sha256" mv "$LOCALFILE" "$DST"