mynode/rootfs/standard/usr/bin/drive_check.sh
2022-03-15 23:40:19 -05:00

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#!/bin/bash
# Find
drive=""
drive=$(cat /tmp/.mynode_drive)
while [ -z "$drive" ]; do
sleep 10
echo "Waiting on myNode Drive..."
drive=$(cat /tmp/.mynode_drive)
done
echo "Found Drive: $drive"
sleep 60s
lsblk $drive &> /dev/null
while [ $? -eq 0 ]; do
#echo "$drive still found..."
# Check drive usage
mb_available=$(df --block-size=M /mnt/hdd | grep /dev | awk '{print $4}' | cut -d'M' -f1)
if [ $mb_available -le 1000 ]; then
# Usage is 99.9%+, reboot to get into drive_full state with services stopped if first detected
echo "High Drive Usage: $mb_available MB available"
current_state=$(cat /tmp/.mynode_status)
if [ "$current_state" == "drive_full" ]; then
echo "Drive full already detected, not rebooting"
sleep 15m
else
echo "Just found drive full, rebooting..."
/usr/bin/mynode-reboot
fi
fi
# Wait, check again in one minute
sleep 60
lsblk $drive &> /dev/null
done
echo "Drive $drive NOT found! Rebooting."
reboot -f