Create a Samba share using script

add_share.sh

#!/bin/bash

# With GPT-4 assitant

# Function to validate the existence of the provided path
validate_path() {
    echo -e "\033[33mPath to share:\033[0m"  # Yellow prompt
    while true; do
        read -r share_path
        if [ -d "$share_path" ]; then
            break
        else
            echo "The path does not exist. Please enter a valid path."
        fi
    done
}

echo -e "\033[33mWhat is your share name?\033[0m"  # Yellow prompt
read -r share_name

echo -e "\033[33mComment of the share:\033[0m"  # Yellow prompt
read -r share_comment

validate_path

echo -e "\033[33mPrevent macOS temp files (._.DS_Store, .DS_Store)? Yy/Nn\033[0m"  # Yellow prompt
read -r prevent_macos_temp

echo -e "\033[33mRead only? Yy/Nn\033[0m"  # Yellow prompt
read -r read_only

if [[ $read_only =~ ^[Yy]([Ee][Ss])?$ ]]; then
    readonly_config="   read only = yes\n"
else
    readonly_config="   read only = no\n"
    
    # Ask for create mask input or use default
    echo -e "\033[33mCreate mask (default 0600):\033[0m"  # Yellow prompt
    read -r create_mask
    create_mask=${create_mask:-0600}
    
    # Ask for directory mask input or use default
    echo -e "\033[33mDirectory mask (default 0700):\033[0m"  # Yellow prompt
    read -r directory_mask
    directory_mask=${directory_mask:-0700}

    readonly_config+="   create mask = $create_mask\n"
    readonly_config+="   directory mask = $directory_mask\n"
fi

echo -e "\033[33mAllow Guest? Yy/Nn\033[0m"  # Yellow prompt
read -r allow_guest

if [[ $allow_guest =~ ^[Yy]([Ee][Ss])?$ ]]; then
    guest_ok_config="   guest ok = yes\n"
else
    guest_ok_config=""
fi

config="\n[${share_name}]\n   comment = ${share_comment}\n   path = ${share_path}\n"

if [[ $prevent_macos_temp =~ ^[Yy]([Ee][Ss])?$ ]]; then
    config+="   veto files = /._*/.DS_Store/\n"
    config+="   delete veto files = yes\n"
fi

config+=$readonly_config
config+=$guest_ok_config

sudo sh -c "echo \"$config\" >> /etc/samba/smb.conf"

sudo systemctl restart smbd

echo "Share of ${share_name} has been added"