Created
May 28, 2018 18:13
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Script for cron to monitor RPI's CPU temperature and disk accessibility
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| #!/bin/bash | |
| API=https://api.telegram.org/botXXX/sendMessage | |
| CHAT=YYYY | |
| function send { | |
| curl -s -X POST $API -d chat_id="$CHAT" -d text="$1" | |
| } | |
| OK_MARK=$(echo -e '\u2705') | |
| BAD_MARK=$(echo -e '\u274C') | |
| TEMP_CUR=$(cat /sys/class/thermal/thermal_zone0/temp) | |
| TEMP_CUR_T=$(echo $TEMP_CUR | awk '{print $1/1000}') | |
| TEMP_MAX="70000" | |
| TEMP_MAX_T=$(echo $TEMP_MAX | awk '{print $1/1000}') | |
| TEST_FILE=/mnt/disk/pi-mon-test | |
| TEMP_LOCK=/var/lock/pi-mon-temp | |
| DISK_LOCK=/var/lock/pi-mon-disk | |
| if [ "$TEMP_CUR" -ge "$TEMP_MAX" ] && [ ! -f $TEMP_LOCK ] | |
| then | |
| send "$BAD_MARK Tempereture $TEMP_CUR_T *C is over $TEMP_MAX_T *C" | |
| touch $TEMP_LOCK | |
| fi | |
| if [ "$TEMP_CUR" -lt "$TEMP_MAX" ] && [ -f $TEMP_LOCK ] | |
| then | |
| send "$OK_MARK Tempereture $TEMP_CUR_T *C is less $TEMP_MAX_T *C" | |
| rm $TEMP_LOCK | |
| fi | |
| touch $TEST_FILE | |
| TEST=$? | |
| if [ "$TEST" -ne "0" ] && [ ! -f $DISK_LOCK ] | |
| then | |
| send "$BAD_MARK Disk lost" | |
| touch $DISK_LOCK | |
| fi | |
| if [ "$TEST" -eq "0" ] && [ -f $DISK_LOCK ] | |
| then | |
| send "$OK_MARK Disk come back" | |
| rm $DISK_LOCK | |
| fi |
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