config-smb

#!/bin/bash

smbfile="/etc/samba/smb.conf"


if [[ "$1" == "add" ]]; then
    if [[ -n "$2" ]] && [[ -n "$3" ]]; then        

        echo "[`date`] Add SAMBA share name = $2, share path = $3"
        comment="    comment = $2 produced by config-smb"

        exist=`cat ${smbfile} | grep "${comment}"`
        if [[ "${#exist}" != "0" ]]; then
            echo "- ${2} is exist"
            exit 1
        fi

        share_name="[$2]"
        share_path="    path = ${3}"
        share_mode="    create mode = 0777"
        share_directory_mode="    directory mode = 0777"
        share_guest_ok="    guest ok = Yes"
        share_guest_only="    guest only = Yes"
        share_writable="    writable = Yes"
        
        share_opts=("$share_name" "$share_path" "$share_mode" "$share_directory_mode" "$share_guest_ok" "$share_guest_only" "$share_writable" "$comment")
        echo "- add follow new section and options."
        for ((i = 0; i < ${#share_opts[@]}; i++)); do
            echo "${share_opts[$i]}" | tee -a ${smbfile}
        done
    else
        echo " - missing share name and path. Eg.  ./config-smb add myshare /mnt/myshare"
    fi

elif [[  "$1" == "del" ]]; then
    if [[ -n "$2" ]]; then
        echo "[`date`] Del SAMBA share name = $2"
        share_name="[$2]"
        comment="    comment = $2 produced by config-smb"
        start_section=0
        while IFS='' read -r line || [[ -n "$line" ]]; do
            if [[ "$line" == "$share_name" ]]; then
                start_section="1"
                continue
            elif [[ "$line" == "$comment" ]]; then
                start_section="0"
                continue
            fi
            
            if [[ "${start_section}" != "1" ]]; then
                echo "$line" >> ${smbfile}.tmp
            fi

        done < "$smbfile"

        mv ${smbfile}.tmp ${smbfile}

    else
        echo " - missing share name."
    fi

else
    echo "[`date`] Get SAMBA config."
    cat ${smbfile}
fi