Cryptsetup benchmark script

cryptsetup_benchmark.sh

#!/bin/bash

VERSIONS='1.6.8 1.7.0'
BACKENDS='openssl gcrypt'
HASHES='ripemd160 sha1 sha256 sha512'

TEMPFILE=$(mktemp)

dd if=/dev/zero of="$TEMPFILE" count=1 bs=8M

for BACKEND in $BACKENDS; do
    for VER in $VERSIONS; do
        DIR="cryptsetup-${VER}-${BACKEND}"

        if ! [ -e "$DIR" ]; then
            git clone https://gitlab.com/cryptsetup/cryptsetup.git "$DIR" || continue
            (
                cd "$DIR"
                git checkout v${VER//\./_} || continue
                ./autogen.sh --with-crypto_backend=$BACKEND || continue
                make || continue
            )
        fi
    done
done
for BACKEND in $BACKENDS; do
    for VER in $VERSIONS; do
        DIR="cryptsetup-${VER}-${BACKEND}"
        (
            cd "$DIR"
            echo "Benchmark for $DIR..."
            for HASH in $HASHES; do
                src/cryptsetup benchmark -s 256 -h "$HASH" | grep PBKDF2
            done
            for HASH in $HASHES; do
                echo -n password | src/cryptsetup -h "$HASH" luksFormat "$TEMPFILE" /dev/stdin # --debug
                
                echo -n "$HASH"
                printf '\t'
                src/cryptsetup luksDump "$TEMPFILE" | grep "Iterations" | egrep -o "[0-9]+"
            done
        )
    done
done

rm -f "$TEMPFILE"