FS consistency test

after.sh

#!/usr/bin/env bash

RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m'

filename='sha256.txt'

i=0
matches=0
mismatches=0
missing=0

while read p; do
    if [ ! -f ${i}.test ]; then
        echo -e "${RED}$i.test missing${NC}"
        missing=$((missing + 1))
         i=$((i + 1))
        continue
    fi
    output=`sha256sum ${i}.test`
    if [ "$output" == "$p" ]
    then
        echo -e "${GREEN}$i.test match${NC}"
        matches=$((matches + 1))
    else
        echo -e "${RED}$i.test mismatch${NC}"
        mismatches=$((mismatches + 1))
    fi
    i=$((i + 1))
done < $filename


echo -e "${GREEN}${matches}${NC} matches, ${RED}${mismatches}${NC} mismatches, ${RED}${missing}${NC} missing."

before.sh

#!/usr/bin/env bash

echo "Testing reliability on $1 files"

for ((i=0;i<$1;i++))
do
    echo "Generating file $i..."
    dd if=/dev/urandom of="${i}.test" bs=1k count=$2
done

if [ -f sha256.txt ]; then
    rm sha256.txt
fi

for ((i=0;i<$1;i++))
do
    sha256sum "${i}.test" >> sha256.txt
done

echo "==== Begin SHA256 output of files ===="
cat sha256.txt
echo "==== End SHA256 output of files ===="
echo "Copy \`sha256.txt' to a secure location."

read -n 1 -s -r -p "Press any key to continue"

echo "Copying files. Pull the plug now!"
cp *.test $3