forked from flatsiedatsie/power-settings
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restore_backup.sh
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/
restore_backup.sh
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#! /bin/bash
# This script tries to restore a backup
# It doesn't care about the RO system, since if only acts on the user data partition
# Restore the data directories
echo "" >> /boot/candle_log.txt
echo "$(date) - restoring Candle backup" >> /boot/candle_log.txt
echo "$(date) - restoring Candle backup" >> /home/pi/.webthings/candle.log
echo "$(date) - restoring Candle backup" >> /dev/kmsg
BIT_TYPE=$(getconf LONG_BIT)
echo "Bits: $BIT_TYPE"
ARCHSTRING=linux-arm
if [ $BIT_TYPE -eq 64 ]; then
ARCHSTRING=linux-arm64
fi
COUNTER=0
if [ ! -f /home/pi/.webthings/data/power-settings/candle_restore.tar ]; then
echo "Error, backup file to restore from is missing. Aborting."
echo "Error, backup file to restore from is missing. Aborting." >> /boot/candle_log.txt
echo "Candle: Backup restored, but downloading latest addons list failed. Did not restore addons." >> /dev/kmsg
echo "$(date) - Backup restored, but downloading latest addons list failed. Did not restore addons." >> /boot/candle_log.txt
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/error.png" ]; then
/bin/ply-image /boot/error.png
fi
sleep 7
else
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/splash_updating-0.png" ] && [ -f "/boot/splash_updating180-0.png" ]; then
if [ -e "/boot/rotate180.txt" ]; then
/bin/ply-image /boot/splash_updating180-0.png
else
/bin/ply-image /boot/splash_updating-0.png
fi
fi
sleep 1
echo "unpacking the backup file"
# unpack the backup file
tar -xf /home/pi/.webthings/data/power-settings/candle_restore.tar -C /home/pi/.webthings/
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/splash_updating-1.png" ] && [ -f "/boot/splash_updating180-1.png" ]; then
if [ -e "/boot/rotate180.txt" ]; then
/bin/ply-image /boot/splash_updating180-1.png
else
/bin/ply-image /boot/splash_updating-1.png
fi
fi
sleep 1
# Wait for IP address for at most 30 seconds
echo "waiting for IP address"
for i in {1..30}
do
#echo "current hostname: $(hostname -I)"
if [ "$(hostname -I)" = "" ]
then
echo "Candle: rc.local doing bootup_actions: no network yet $i" >> /dev/kmsg
echo "no network yet $i"
sleep 1
else
echo "Candle: rc.local doing bootup_actions: IP address detected: $(hostname -I)" >> /dev/kmsg
break
fi
done
#download additional splash images if they don't exist already
if [ ! -f "/boot/splash_updating-0.png" ] && [ -d /boot ]; then
echo "Downloading progress bar images"
wget https://www.candlesmarthome.com/tools/splash_updating-0.png -O /boot/splash_updating-0.png
wget https://www.candlesmarthome.com/tools/splash_updating-1.png -O /boot/splash_updating-1.png
wget https://www.candlesmarthome.com/tools/splash_updating-2.png -O /boot/splash_updating-2.png
wget https://www.candlesmarthome.com/tools/splash_updating-3.png -O /boot/splash_updating-3.png
wget https://www.candlesmarthome.com/tools/splash_updating-4.png -O /boot/splash_updating-4.png
wget https://www.candlesmarthome.com/tools/splash_updating180-0.png -O /boot/splash_updating180-0.png
wget https://www.candlesmarthome.com/tools/splash_updating180-1.png -O /boot/splash_updating180-1.png
wget https://www.candlesmarthome.com/tools/splash_updating180-2.png -O /boot/splash_updating180-2.png
wget https://www.candlesmarthome.com/tools/splash_updating180-3.png -O /boot/splash_updating180-3.png
wget https://www.candlesmarthome.com/tools/splash_updating180-4.png -O /boot/splash_updating180-4.png
wget -c https://www.candlesmarthome.com/tools/error.png -O /boot/error.png
echo "Downloading progress bar images done"
fi
cd /tmp
# Download latest list of available addons
echo "Downloading get_apps.json"
wget https://www.candlesmarthome.com/appstore/get_apps.json -O /tmp/addons.json
# Loop over data dir and compare with addons dir
if [ -f /tmp/addons.json ]; then
while IFS= read -r directory
do
#echo "checking $directory"
if [ -d "/home/pi/.webthings/addons/$directory" ]; then
echo "already installed: $directory"
echo "OK Addon is already installed: $directory" >> /dev/kmsg
else
echo "will attempt to download missing addon: $directory"
echo "Candle: will download missing addon: $directory" >> /dev/kmsg
let COUNTER=COUNTER+1
if [ -f missing.tar ]; then
echo "somehow missing.tar still existed. removing it."
rm missing.tar
fi
# get all potential download URL's
URLS=$(cat /tmp/addons.json | \
grep '"url"' | \
grep "/$directory" | \
sed -n 's/"url": *"\([^"]*\).*/\1/p' | \
sed 's/\\//g' )
echo "DOWNLOAD CANDIDATES:"
echo " $URLS"
if [[ $URLS == *"linux-arm64"* ]]; then
echo "linux-arm64 spotted"
if [ $BIT_TYPE -eq 64 ]; then
URLS=$(echo "$URLS" | grep "linux-arm64")
else
URLS=$(echo "$URLS" | grep -v "linux-arm64")
fi
fi
if [[ $URLS == *"v3.9."* ]]; then
echo "v3.9. spotted"
URLS=$(echo "$URLS" | grep "v3.9.")
fi
if [ -n "$URLS" ]; then
echo "selecting first URL from remaning list:"
URLS=`echo "${URLS}" | head -1`
echo "$URLS"
wget $URLS -O missing.tar
else
echo "Did not find a download URL - does addon exist?"
fi
if [ -f missing.tar ]; then
echo "extracting tar..."
tar -xf missing.tar
if [ -d package ]; then
echo "moving extracted package into place"
mv ./package "/home/pi/.webthings/addons/$directory"
chown -R pi:pi "/home/pi/.webthings/addons/$directory"
echo "Candle: succesfully downloaded missing addon: $directory" >> /dev/kmsg
echo "Candle: restoring backup: succesfully downloaded addon: $directory" >> /boot/candle_log.txt
fi
rm missing.tar
else
echo "Candle: restoring backup: download of missing addon failed: $directory" >> /dev/kmsg
echo "Candle: restoring backup: download of missing addon failed: $directory" >> /boot/candle_log.txt
fi
if [ "$COUNTER" == 3 ]; then
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/splash_updating-2.png" ] && [ -f "/boot/splash_updating180-2.png" ]; then
if [ -e "/boot/rotate180.txt" ]; then
/bin/ply-image /boot/splash_updating180-2.png
else
/bin/ply-image /boot/splash_updating-2.png
fi
fi
sleep 1
fi
if [ "$COUNTER" == 7 ]; then
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/splash_updating-3.png" ] && [ -f "/boot/splash_updating180-3.png" ]; then
if [ -e "/boot/rotate180.txt" ]; then
/bin/ply-image /boot/splash_updating180-3.png
else
/bin/ply-image /boot/splash_updating-3.png
fi
fi
sleep 1
fi
fi
done < <(ls /home/pi/.webthings/data)
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/splash_updating-4.png" ] && [ -f "/boot/splash_updating180-4.png" ]; then
if [ -e "/boot/rotate180.txt" ]; then
/bin/ply-image /boot/splash_updating180-4.png
else
/bin/ply-image /boot/splash_updating-4.png
fi
fi
sleep 1
else
echo "Candle: Backup restored, but downloading latest addons list failed. Did not restore addons." >> /dev/kmsg
echo "$(date) - Backup restored, but downloading latest addons list failed. Did not restore addons." >> /boot/candle_log.txt
if [ -e "/bin/ply-image" ] && [ -e /dev/fb0 ] && [ -f "/boot/error.png" ]; then
/bin/ply-image /boot/error.png
fi
sleep 7
fi
fi
# Clean up
rm /boot/bootup_actions.sh
rm /boot/bootup_actions_failed.sh
#sudo systemctl start webthings-gateway.service
exit 1