diff --git a/smart_report.sh b/smart_report.sh new file mode 100644 index 0000000..2c416be --- /dev/null +++ b/smart_report.sh @@ -0,0 +1,154 @@ +#!/usr/bin/env bash + +### Parameters ### + +# Specify your email address here: +email="" + +freenashost=$(hostname -s) +logfile="/tmp/smart_report.tmp" +subject="SMART Status Report for ${freenashost^^}" +tempWarn=40 +tempCrit=45 +sectorsCrit=10 +warnSymbol="?" +critSymbol="!" + +# We need a list of the SMART-enabled drives on the system. Choose one of these +# three methods to provide the list. Comment out the two unused sections of code. + +# 1. A string constant; just key in the devices you want to report on here: +#drives="da1 da2 da3 da4 da5 da6 da7 da8 ada0" + +# 2. A systcl-based technique suggested on the FreeNAS forum: +#drives=$(for drive in $(sysctl -n kern.disks); do \ +#if [ "$(/usr/local/sbin/smartctl -i /dev/${drive} | grep "SMART support is: Enabled" | awk '{print $3}')" ] +#then printf ${drive}" "; fi done | awk '{for (i=NF; i!=0 ; i--) print $i }') + +# 3. A smartctl-based function: +get_smart_drives() +{ + local gs_smartdrives + local gs_drives + local gs_drive + local gs_smart_flag + + gs_drives=$(/usr/local/sbin/smartctl --scan | grep "dev" | awk '{print $1}' | sed -e 's/\/dev\///') + + gs_smartdrives="" + + for gs_drive in $gs_drives + do + gs_smart_flag=$(/usr/local/sbin/smartctl -i /dev/"$gs_drive" | grep "SMART support is: Enabled" | awk '{print $4}') + if [ "$gs_smart_flag" == "Enabled" ]; then + gs_smartdrives=$gs_smartdrives" "${gs_drive} + fi + done + + eval "$1=\$gs_smartdrives" +} + +declare drives +get_smart_drives drives + +# end of method 3. + +### Set email headers ### +( + echo "To: ${email}" + echo "Subject: ${subject}" + echo "Content-Type: text/html" + echo "MIME-Version: 1.0" + echo -e "\r\n" +) > ${logfile} + +### Set email body ### +echo "
" >> ${logfile}
+
+###### summary ######
+(
+ echo "########## SMART status report summary for all drives on server ${freenashost^^} ##########"
+ echo ""
+ echo "+------+------------------+----+-----+-----+-----+-------+-------+--------+------+----------+------+-------+"
+ echo "|Device|Serial            |Temp|Power|Start|Spin |ReAlloc|Current|Offline |Seek  |Total     |High  |Command|"
+ echo "|      |Number            |    |On   |Stop |Retry|Sectors|Pending|Uncorrec|Errors|Seeks     |Fly   |Timeout|"
+ echo "|      |                  |    |Hours|Count|Count|       |Sectors|Sectors |      |          |Writes|Count  |"
+ echo "+------+------------------+----+-----+-----+-----+-------+-------+--------+------+----------+------+-------+"
+) >> ${logfile}
+
+for drive in $drives 
+  do
+  (
+  /usr/local/sbin/smartctl -A -i -v 7,hex48 /dev/"${drive}" | \
+  awk -v device="${drive}" -v tempWarn=${tempWarn} -v tempCrit=${tempCrit} -v sectorsCrit=${sectorsCrit} \
+  -v warnSymbol="${warnSymbol}" -v critSymbol=${critSymbol} '
+  /Serial Number:/{serial=$3}
+  /Temperature_Celsius/{temp=$10}
+  /Power_On_Hours/{split($10,a,"+");sub(/h/,"",a[1]);onHours=a[1];}
+  /Start_Stop_Count/{startStop=$10}
+  /Spin_Retry_Count/{spinRetry=$10}
+  /Reallocated_Sector/{reAlloc=$10}
+  /Current_Pending_Sector/{pending=$10}
+  /Offline_Uncorrectable/{offlineUnc=$10}
+  /Seek_Error_Rate/{seekErrors=("0x" substr($10,3,4));totalSeeks=("0x" substr($10,7))}
+  /High_Fly_Writes/{hiFlyWr=$10}
+  /Command_Timeout/{cmdTimeout=$10}
+  END {
+      if (temp > tempCrit || reAlloc > sectorsCrit || pending > sectorsCrit || offlineUnc > sectorsCrit)
+          device=device " " critSymbol;
+      else if (temp > tempWarn || reAlloc > 0 || pending > 0 || offlineUnc > 0)
+          device=device " " warnSymbol;
+      seekErrors=sprintf("%d", seekErrors);
+      totalSeeks=sprintf("%d", totalSeeks);
+      if (totalSeeks == "0") {
+          seekErrors="N/A";
+          totalSeeks="N/A";
+      }
+      if (hiFlyWr == "") hiFlyWr="N/A";
+      if (cmdTimeout == "") cmdTimeout="N/A";
+      printf "|%-6s|%-18s| %s |%5s|%5s|%5s|%7s|%7s|%8s|%6s|%10s|%6s|%7s|\n",
+      device, serial, temp, onHours, startStop, spinRetry, reAlloc, pending, offlineUnc,
+      seekErrors, totalSeeks, hiFlyWr, cmdTimeout;
+      }'
+  ) >> ${logfile}
+  done
+
+(
+  echo "+------+------------------+----+-----+-----+-----+-------+-------+--------+------+----------+------+-------+"
+) >> ${logfile}
+
+###### for each drive ######
+for drive in $drives 
+do
+  brand=$(/usr/local/sbin/smartctl -i /dev/"${drive}" | grep "Model Family" | awk '{print $3, $4, $5}')
+  if [ -z "$brand" ];
+  then
+    brand=$(/usr/local/sbin/smartctl -i /dev/"${drive}" | grep "Device Model" | awk '{print $3, $4, $5}')
+  fi
+  serial=$(/usr/local/sbin/smartctl -i /dev/"${drive}" | grep "Serial Number" | awk '{print $3}')
+  (
+  echo ""
+  echo "########## SMART status report for ${drive} drive (${brand}: ${serial}) ##########"
+  /usr/local/sbin/smartctl -n never -H -A -l error /dev/"${drive}"
+  /usr/local/sbin/smartctl -n never -l selftest /dev/"${drive}" | grep "# 1 \|Num" | cut -c6-
+  ) >> ${logfile}
+done
+
+sed -i '' -e '/smartctl 6.*/d' ${logfile}
+sed -i '' -e '/smartctl 5.*/d' ${logfile}
+sed -i '' -e '/smartctl 4.*/d' ${logfile}
+sed -i '' -e '/Copyright/d' ${logfile}
+sed -i '' -e '/=== START OF READ/d' ${logfile}
+sed -i '' -e '/SMART Attributes Data/d' ${logfile}
+sed -i '' -e '/Vendor Specific SMART/d' ${logfile}
+sed -i '' -e '/SMART Error Log Version/d' ${logfile}
+
+echo "
" >> ${logfile} + +### Send report ### +if [ -z "${email}" ]; then + echo "No email address specified, information available in ${logfile}" +else + sendmail -t < ${logfile} + rm ${logfile} +fi