kosta-dev
35 lines
944 B
Bash
35 lines
944 B
Bash
#!/bin/bash
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# Usage: ./generate_random_files.sh <file_size> <number_of_copies> <target_directory>
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set -e
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# Validate arguments
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if [ $# -ne 3 ]; then
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echo "Usage: $0 <file_size> <number_of_copies> <target_directory>"
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echo "Example: $0 1G 5 /tmp/output"
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exit 1
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fi
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FILE_SIZE=$1
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COPY_COUNT=$2
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TARGET_DIR=$3
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SOURCE_FILE="${TARGET_DIR}/random_file_${FILE_SIZE}.txt"
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# Create target directory if it doesn't exist
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mkdir -p "$TARGET_DIR"
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# Create base file with random characters
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echo "Creating random file of size $FILE_SIZE at $SOURCE_FILE..."
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< /dev/urandom tr -dc 'A-Za-z0-9!@#$%^&*()_+=-[]{}|:;<>,.?/~' | head -c "$FILE_SIZE" > "$SOURCE_FILE"
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# Copy file specified number of times
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echo "Copying file $COPY_COUNT times to $TARGET_DIR..."
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for i in $(seq 1 "$COPY_COUNT"); do
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cp "$SOURCE_FILE" "${TARGET_DIR}/copy_${i}.txt"
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echo "Created copy_${i}.txt"
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done
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echo "✅ Done: $COPY_COUNT files of size $FILE_SIZE each in $TARGET_DIR."
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