Test File Generator

generate-test-files.sh

#!/bin/bash
#
# A script to generate any number of files with random names and contents
#
# Usage: generate-test-files.sh (No. of Files) (Size in MB) (Path To Destination)
# Example: ./generate-test-files.sh 50 25 ./Folder
#
# (c) 2017, Karl Baillie <[email protected]>
#

if [ $# -eq 0 ]
  then
    sed -n '3,8p' "$0" | tr -d '#'
    exit 1
fi

for i in $(seq 1 $1); do
  FILENAME="TestFile_$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 8 | head -n 1).txt"
  echo "Creating file $3/$FILENAME"
  touch $3/$FILENAME
  dd if=/dev/zero of=$3/$FILENAME bs=1M count=$2
  if [[ $? != 0 ]]; then
    echo "Failed to create $3/$FILENAME"
    exit 1
  fi
done

exit 0

# EOF