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|
#!/bin/sh
die()
{
echo "$*" >&2
exit 1
}
# $1=binary $2=sumfile
checksum()
{
local binary="$1"
local sumfile="$2"
"$binary" --check --quiet --status --warn --strict "$sumfile" >/dev/null ||\
die "One checksum in '$sumfile' FAILED."
}
# $1=basedirectory
check_all_sums()
{
local basedirectory="$1"
[ -d "$basedirectory" ] || die "$basedirectory is not a directory"
find "$basedirectory" \
-name MD5SUM -o -name MD5SUMS -o \
-name SHA1SUM -o -name SHA1SUMS -o \
-name SHA256SUM -o -name SHA256SUMS -o \
-name SHA512SUM -o -name SHA512SUMS \
| while read path; do
echo "Checking '$path'..."
local dir="$(dirname "$path")"
local file="$(basename "$path")"
local prev_dir="$(pwd)"
cd "$dir" || die "Failed to change directory"
if [ "$file" = "MD5SUM" -o "$file" = "MD5SUMS" ]; then
checksum md5sum "$file"
elif [ "$file" = "SHA1SUM" -o "$file" = "SHA1SUMS" ]; then
checksum sha1sum "$file"
elif [ "$file" = "SHA256SUM" -o "$file" = "SHA256SUMS" ]; then
checksum sha256sum "$file"
elif [ "$file" = "SHA512SUM" -o "$file" = "SHA512SUMS" ]; then
checksum sha512sum "$file"
else
die "Don't know how to handle '$path'"
fi
cd "$prev_dir" || die "Failed to change directory"
done
}
help()
{
echo "Usage: check-all-sums DIRECTORY"
}
[ $# -eq 1 ] || {
help
exit 1
}
check_all_sums "$1"
exit 0
|
