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# load network
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network=`sudo cat /home/admin/.network`
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### USER PI AUTOSTART (LCD Display)
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localip=$(ip addr | grep 'state UP' -A2 | tail -n1 | awk '{print $2}' | cut -f1 -d'/')
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# parse the actual scanned height progress from LND logs
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item=0
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chain="$(sudo -u bitcoin ${network}-cli -datadir=/home/bitcoin/.${network} getblockchaininfo | jq -r '.chain')"
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gotData=$(sudo -u bitcoin tail -n 100 /mnt/hdd/lnd/logs/${network}/${chain}net/lnd.log | grep -c height)
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if [ ${gotData} -gt 0 ]; then
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item=$(sudo -u bitcoin tail -n 100 /mnt/hdd/lnd/logs/${network}/${chain}net/lnd.log | grep height | tail -n1 | awk '{print $9} {print $10} {print $11} {print $12}' | tr -dc '0-9')
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fi
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# get total number of blocks
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total=$(sudo -u bitcoin ${network}-cli -datadir=/home/bitcoin/.${network} getblockchaininfo | jq -r '.blocks')
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# calculate progress in percent
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percent=$(awk "BEGIN { pc=100*${item}/${total}; i=int(pc); print (pc-i<0.5)?i:i+1 }")
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if [ ${percent} -eq 100 ]; then
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# normally if 100% gets calculated, item parsed the wrong height
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percent=0
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fi
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infoStr=$(echo " Lightning Rescanning Blockchain ${percent}%\nplease wait - this can take some time")
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# check if blockchain is still syncing
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isWaitingBlockchain=$( sudo -u bitcoin tail -n 2 /mnt/hdd/lnd/logs/${network}/${chain}net/lnd.log | grep "Waiting for chain backend to finish sync" -c )
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if [ ${isWaitingBlockchain} -gt 0 ]; then
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infoStr=" Waiting for final Blockchain Sync\nplease wait - this can take some time"
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fi
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# display progress to user
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sleep 1
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dialog --backtitle "RaspiBlitz (${localip} / ${network} / ${chain})" --infobox "${infoStr}" 4 42
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