Very Usefull Script For ISCSI Clients

 

#!/bin/bash
#Author:jacky.lee
#date:2010/4/12
#Test platform on redhat linux
#
#
#
#
main () {
    clear
    echo "  -------------------------------------------"
    echo "  1)login iscsi target"
    echo "  2)logout iscsi target"
    echo "  3)Obtain current iscsi session information"
    echo "  q)Exit"
    echo "  -------------------------------------------"
while true
do
echo -n "Please choice [1-q]:"
read choice
case $choice in
    1)clear
      login
      main
      ;;
    2)clear
      logout
      exit
      ;;
    3)
      iscsiadm -m session -P 3
      main
      ;;
    q)clear
      exit
      ;;
    *)clear
      exit
      ;;
esac
done
}
#
#define login function
login () {
    echo "  ---------------------------------------------------------------"
    echo "  First,discovery the iscsi target,Please input the ip:"
    echo "  ---------------------------------------------------------------"
    read ip
    iscsiadm -m discovery -t sendtargets -p $ip:3260
    echo "  ---------------------------------------------------------------"
    echo "  Second,login the iscsi target,Please input the target_iqn_name:"
    echo "  ---------------------------------------------------------------"
    read target_iqn_name
    iscsiadm -m node -T $target_iqn_name -p $ip:3260 -l
    echo "  ---------------------------------------------------------------"
    echo "  Please use the 'fdisk -l' comand to display the new disk"
    }
#define logout function
logout () {
    echo "  ----------------------------------------------------------------"
    echo "  Please input the ip:"
    echo "  ----------------------------------------------------------------"
    read ip
    echo "  ----------------------------------------------------------------"
    echo "  Second input the target_iqn_name:"
    echo "  ----------------------------------------------------------------"
    read target_iqn_name
    iscsiadm -m node -T $target_iqn_name -p $ip:3260 -u
    echo "  ----------------------------------------------------------------"
    echo "  You were already logout!!!"
    echo "  -----------------------------------------------------------------"
    echo "  Do you delete the iscsi target record?Please input 'yes' or 'no':"
    echo "  -----------------------------------------------------------------"
    read input
    case $input in
            yes) clear
            iscsiadm -m node -T $target_iqn_name -p $ip:3260 -o delete
        chkconfig iscsi off
            ;;
            no) clear
            exit
            ;;
    esac
    }
#Call the main function
main