7 zip password recovery tool: Test against a list of passwords

7z_password_tester.zsh

#!/bin/zsh

# Check if 7z is installed
if ! command -v 7z &> /dev/null; then
    echo "Error: 7z is not installed. Please install p7zip-full package."
    exit 1
fi

# Check if correct number of arguments is provided
if [ "$#" -ne 2 ]; then
    echo "Usage: $0 <7z_file> <password_list>"
    exit 1
fi

# Assign arguments to variables
zip_file="$1"
password_list="$2"

# Check if files exist
if [ ! -f "$zip_file" ]; then
    echo "Error: 7z file '$zip_file' not found."
    exit 1
fi

if [ ! -f "$password_list" ]; then
    echo "Error: Password list file '$password_list' not found."
    exit 1
fi

# Function to test password
test_password() {
    7z t -p"$1" "$zip_file" > /dev/null 2>&1
    return $?
}

# Main loop to test passwords
while IFS= read -r password; do
    echo "Testing password: $password"
    if test_password "$password"; then
        echo "Password found: $password"
        exit 0
    fi
done < "$password_list"

echo "Password not found in the list."
exit 1