Το Στέκι των Πληροφορικών

test-user-1,test-user-1
test-user-2,test-user-2
test-user-3,test-user-3
test-user-4,test-user-4

#!/bin/sh

# read filename
filename="$1"

# check if the file exists
if [ ! -f "$filename" ]; then
    echo "File not found."
    exit 1
fi

# read file contents line by line
while IFS=, read -r username password; do
    # check if the user exists
    #if id "$username" &>/dev/null; then
    if id "$username"; then
        echo test
        echo "User '$username' already exists."
    else
        # create user
        useradd "$username"
        # set user's password
        echo "$username:$password" | chpasswd
        echo "User '$username'."
    fi
done < "$filename"