Get a list of hard_disks with their health status (smartctl required)

hdd_list

#!/bin/bash

COLOR_BEGIN="\033["
COLOR_RED="${COLOR_BEGIN}0;31m"
COLOR_ITEM="${COLOR_BEGIN}1;38;05;214m"
COLOR_VALUE="${COLOR_BEGIN}1;38;05;110m"
COLOR_END="\033[0m"
mypath=/sys/block
temp=/tmp/hddlist.tmp

drives=$(ls $mypath|grep s)

print_device(){
 echo -en ${COLOR_RED}Device${COLOR_END}: ${COLOR_VALUE}$1${COLOR_END}
}

print_inline_property(){
 echo -en "       "${COLOR_ITEM}$1:${COLOR_END} ${COLOR_VALUE}$2${COLOR_END}
}

print_property(){
 echo -e "       "${COLOR_ITEM}$1:${COLOR_END} ${COLOR_VALUE}$2${COLOR_END}
}


for item in $drives; do
  model=$(cat $mypath/$item/device/model)

  size=$(cat $mypath/$item/device/block/$item/size)
  block_size=$(cat $mypath/$item/device/block/$item/queue/hw_sector_size)
  h_size=$(( ((($size*$block_size) / 1024) / 1024) /1024 ))

  smartctl -x /dev/$item >$temp
  serial=$(cat $temp|grep "Serial Number"|cut -d ":" -f 2)
  family=$(cat $temp |grep "Model Family"|cut -d ":" -f 2)
  temperature=$(cat $temp|grep "Current Temperature"|cut -d ":" -f 2)
  reallocation_count=$(cat $temp|grep "Reallocated_Event_Count"|awk {"print \$8 }")
  if [ "$reallocation_count" == "" ]; then
    reallocation_count=$(cat $temp|grep "Reallocated_Sector_Ct"|awk {"print \$8 }")
  fi
  poweron=$(cat $temp|grep "Power_On_Hours"|awk {"print \$8"})

  port_path=$(readlink -s "$mypath/$item")
  port_pos=$(expr match "$port_path" ".*ata")

  port=ata$(echo ${port_path:$port_pos}|cut -d "/" -f 1)
  port_speed=$(cat /sys/class/ata_link/link${port:3}/sata_spd)
  offline_uncorrectable=$(cat $temp|grep "Offline_Uncorrectable"|awk {"print \$8 }")
  current_pending=$(cat $temp|grep "Current_Pending"|awk {"print \$8 }")


  print_device "$item"; print_property "Model/Family/Serial" "$model /$family /$serial"
  print_property "Size" "$(($h_size/1024)).$(($h_size%1024 )) Tb"
  print_property "Power On" "$poweron hrs/$(($poweron/24)) days/~$((($poweron/24)/365)).$((($poweron/24)%365)) years"
  print_inline_property "Port" "$port"; print_property "Port speed" "$port_speed"
  print_inline_property "Reallocations/Pending/Uncorrectable" "$reallocation_count/$current_pending/$offline_uncorrectable";
  print_property "Temperature" "$temperature"
  echo ""
done

rm -f $temp

Will look like:

Device: sda       Model/Family/Serial: WDC WD30EZRS-00J / Western Digital Caviar Green (AF) / WD-WCAWZ0364150
       Size: 2.746 Tb
       Power On: 33350 hrs/1389 days/~3.294 years
       Port: ata1       Port speed: 3.0 Gbps
       Reallocations/Pending/Uncorrectable: 0/1/0       Temperature:  27 Celsius