mirror of
https://github.com/rootzoll/raspiblitz.git
synced 2025-02-25 15:10:38 +01:00
279 lines
8.8 KiB
Bash
Executable file
279 lines
8.8 KiB
Bash
Executable file
#!/bin/bash
|
|
|
|
source /mnt/hdd/raspiblitz.conf
|
|
|
|
# command info
|
|
if [ $# -eq 0 ] || [ "$1" = "-h" ] || [ "$1" = "-help" ]; then
|
|
echo "# small rescue script to to backup or restore LND data"
|
|
echo "# -> backup all LND data in a tar.gz file for download:"
|
|
echo "# lnd.rescue.sh backup [?no-download]"
|
|
echo "# -> upload a LND data tar.gz file to replace LND data:"
|
|
echo "# lnd.rescue.sh restore"
|
|
echo "# -> download the LND channel.backup file from SD card:"
|
|
echo "# lnd.rescue.sh scb-down"
|
|
echo "# -> upload the LND channel.backup to recover wallet:"
|
|
echo "# lnd.rescue.sh scb-up"
|
|
exit 1
|
|
fi
|
|
|
|
localip=$(ip addr | grep 'state UP' -A2 | egrep -v 'docker0|veth' | grep 'eth0\|wlan0\|enp0' | tail -n1 | awk '{print $2}' | cut -f1 -d'/')
|
|
|
|
mode="$1"
|
|
if [ ${mode} = "backup" ]; then
|
|
|
|
################################
|
|
# BACKUP
|
|
################################
|
|
|
|
echo "# *** LND.RESCUE --> BACKUP"
|
|
|
|
# stop LND
|
|
echo "# Stopping lnd..."
|
|
sudo systemctl stop lnd
|
|
sleep 5
|
|
echo "# OK"
|
|
echo
|
|
|
|
# zip it
|
|
sudo tar -zcvf /home/admin/lnd-rescue.tar.gz /mnt/hdd/lnd 1>&2
|
|
sudo chown admin:admin /home/admin/lnd-rescue.tar.gz 1>&2
|
|
|
|
# delete old backups
|
|
rm /home/admin/lnd-rescue-*.tar.gz 2>/dev/null 1>/dev/null
|
|
|
|
# name with md5 checksum
|
|
md5checksum=$(md5sum /home/admin/lnd-rescue.tar.gz | head -n1 | cut -d " " -f1)
|
|
mv /home/admin/lnd-rescue.tar.gz /home/admin/lnd-rescue-${md5checksum}.tar.gz 1>&2
|
|
echo "file='lnd-rescue-${md5checksum}.tar.gz'"
|
|
echo "path='/home/admin/'"
|
|
|
|
byteSize=$(ls -l /home/admin/lnd-rescue-${md5checksum}.tar.gz | awk '{print $5}')
|
|
echo "size=${byteSize}"
|
|
|
|
if [ ${byteSize} -lt 100 ]; then
|
|
echo "error='backup is empty'"
|
|
echo
|
|
echo "# *****************************"
|
|
echo "# * BACKUP ERROR *"
|
|
echo "# *****************************"
|
|
echo "# The byte size of the created rescue-file is too small (${byteSize}) - might be empty!"
|
|
echo "# If you plan any update or recovery please stop and report this error to dev team. Thx."
|
|
exit 0
|
|
fi
|
|
|
|
# stop here in case of 'no-download' option
|
|
if [ "${2}" == "no-download" ]; then
|
|
echo "# No download of LND data requested."
|
|
exit 0
|
|
fi
|
|
|
|
# offer SCP for download
|
|
clear
|
|
echo
|
|
echo "****************************"
|
|
echo "* DOWNLOAD THE RESCUE FILE *"
|
|
echo "****************************"
|
|
echo
|
|
echo "ON YOUR MAC & LINUX LAPTOP - RUN IN NEW TERMINAL:"
|
|
echo "scp -r 'admin@${localip}:/home/admin/lnd-rescue-*.tar.gz' ./"
|
|
echo "ON WINDOWS USE:"
|
|
echo "scp -r admin@${localip}:/home/admin/lnd-rescue-*.tar.gz ./"
|
|
echo ""
|
|
echo "Use password A to authenticate file transfer."
|
|
echo "Check for correct file size after transfer: ${byteSize} byte"
|
|
echo
|
|
echo "BEWARE: Your Lightning node is now stopped. It's safe to backup the data and"
|
|
echo "restore it on a fresh RaspiBlitz. But once this Lightning node gets started"
|
|
echo "again or rebooted its not adviced to restore the backup file anymore."
|
|
|
|
elif [ ${mode} = "restore" ]; then
|
|
|
|
################################
|
|
# RESTORE
|
|
################################
|
|
|
|
echo "# LND.RESCUE --> RESTORE"
|
|
echo ""
|
|
|
|
# delete old backups
|
|
rm /home/admin/lnd-rescue-*.tar.gz
|
|
|
|
filename=""
|
|
while [ ${#filename} -eq 0 ]
|
|
do
|
|
countZips=$(sudo ls /home/admin/lnd-rescue-*.tar.gz 2>/dev/null | grep -c 'lnd-rescue')
|
|
if [ ${countZips} -lt 1 ]; then
|
|
echo "**************************"
|
|
echo "* UPLOAD THE RESCUE FILE *"
|
|
echo "**************************"
|
|
echo "If you have a lnd-rescue backup file on your laptop you can now"
|
|
echo "upload it and restore the your latest LND state."
|
|
echo
|
|
echo "CAUTION: Dont restore old LND states - risk of loosing funds!"
|
|
echo
|
|
echo "To make upload open a new terminal on your laptop,"
|
|
echo "change into the directory where your lnd-rescue file is and"
|
|
echo "COPY, PASTE AND EXECUTE THE FOLLOWING COMMAND:"
|
|
echo "scp -r ./lnd-rescue-*.tar.gz admin@${localip}:/home/admin/"
|
|
echo ""
|
|
echo "Use password A to authenticate file transfer."
|
|
echo "PRESS ENTER when upload is done."
|
|
fi
|
|
if [ ${countZips} -gt 1 ]; then
|
|
echo "!! WARNING !!"
|
|
echo "There are multiple lnd-rescue files in directory /home/admin."
|
|
echo "Make sure you upload only one tar.gz-file and start again."
|
|
echo
|
|
echo "PRESS ENTER to continue."
|
|
read key
|
|
exit 1
|
|
fi
|
|
if [ ${countZips} -eq 1 ]; then
|
|
|
|
clear
|
|
echo
|
|
echo "**************************"
|
|
echo "* RESTORING BACKUP FILE *"
|
|
echo "**************************"
|
|
echo
|
|
|
|
filename=$(sudo ls /home/admin/lnd-rescue-*.tar.gz)
|
|
echo "OK -> found file to restore: ${filename}"
|
|
|
|
# checksum test
|
|
md5checksum=$(md5sum ${filename} | head -n1 | cut -d " " -f1)
|
|
isCorrect=$(echo ${filename} | grep -c ${md5checksum})
|
|
if [ ${isCorrect} -eq 1 ]; then
|
|
echo "OK -> checksum looks good: ${md5checksum}"
|
|
else
|
|
echo "!!! FAIL -> Checksum not correct."
|
|
echo "Maybe transfer failed? Continue at your own risk!"
|
|
echo "It is recommended to abort and upload again!"
|
|
fi
|
|
|
|
# overrride test
|
|
oldWalletExists=$(sudo ls /mnt/hdd/lnd/data/chain/${network}/${chain}net/wallet.db 2>/dev/null | grep -c "wallet.db")
|
|
if [ ${oldWalletExists} -gt 0 ]; then
|
|
echo
|
|
echo "WARNING: This will delete/overwrite the LND state/funds of this RaspiBlitz."
|
|
fi
|
|
echo
|
|
echo "PRESS ENTER to start restore. Enter x & ENTER to cancel."
|
|
fi
|
|
read key
|
|
if [ "${key}" == "x" ]; then
|
|
exit 1
|
|
fi
|
|
done
|
|
|
|
# stop LND
|
|
echo "Stopping lnd..."
|
|
sudo systemctl stop lnd
|
|
sleep 5
|
|
echo "OK"
|
|
echo
|
|
|
|
# clean DIR
|
|
echo "Cleaning LND data ..."
|
|
sudo rm -r /mnt/hdd/lnd/*
|
|
echo "OK"
|
|
echo
|
|
|
|
# unpack zip
|
|
echo "Restoring LND data from ${filename} ..."
|
|
sudo tar -xf ${filename} -C /
|
|
sudo chown -R bitcoin:bitcoin /mnt/hdd/lnd
|
|
echo "OK"
|
|
echo
|
|
|
|
# check if LND needs update
|
|
# (if RaspiBlitz has an optional LND version update, then install it
|
|
# the newer LND version can always handle older data)
|
|
echo "Checking LND version ..."
|
|
source <(sudo -u admin /home/admin/config.scripts/lnd.update.sh info)
|
|
if [ ${lndUpdateInstalled} -eq 0 ]; then
|
|
echo "Installing available LND update ... (newer version can handle more wallet formats)"
|
|
sudo -u admin /home/admin/config.scripts/lnd.update.sh verified
|
|
else
|
|
echo "OK"
|
|
fi
|
|
echo
|
|
|
|
# start LND
|
|
echo "Starting lnd..."
|
|
sudo systemctl start lnd
|
|
echo "OK"
|
|
echo
|
|
|
|
echo "DONE - please check if LND starts up correctly with restored state and funds."
|
|
echo "Keep in mind that some channels maybe forced closed in the meanwhile."
|
|
echo
|
|
|
|
elif [ ${mode} = "scb-down" ]; then
|
|
|
|
echo
|
|
echo "****************************"
|
|
echo "* DOWNLOAD THE BACKUP FILE *"
|
|
echo "****************************"
|
|
echo
|
|
echo "RUN THE FOLLOWING COMMAND ON YOUR LAPTOP IN NEW TERMINAL:"
|
|
echo "scp -r admin@${localip}:/home/admin/.lnd/data/chain/${network}/${chain}net/channel.backup ./"
|
|
echo ""
|
|
echo "Use password A to authenticate file transfer."
|
|
echo
|
|
echo "NOTE: Use this file when setting up a fresh RaspiBlitz by choosing"
|
|
echo "option OLD WALLET and then SCB+SEED -> Seed & channel.backup file"
|
|
echo "Will just recover on-chain & channel-funds, but closing all channels"
|
|
|
|
elif [ ${mode} = "scb-up" ]; then
|
|
|
|
gotFile=-1
|
|
while [ ${gotFile} -lt 1 ]
|
|
do
|
|
|
|
# show info
|
|
clear
|
|
sleep 1
|
|
echo "**********************************"
|
|
echo "* UPLOAD THE channel.backup FILE *"
|
|
echo "**********************************"
|
|
echo
|
|
if [ ${gotFile} -eq -1 ]; then
|
|
echo "If you have the channel.backup file on your laptop or on"
|
|
echo "another server you can now upload it to the RaspiBlitz."
|
|
elif [ ${gotFile} -eq 0 ]; then
|
|
echo "NO channel.backup FOUND IN /home/admin"
|
|
echo "Please try upload again."
|
|
fi
|
|
echo
|
|
echo "To make upload open a new terminal and change,"
|
|
echo "into the directory where your lnd-rescue file is and"
|
|
echo "COPY, PASTE AND EXECUTE THE FOLLOWING COMMAND:"
|
|
echo "scp ./channel.backup admin@${localip}:/home/admin/"
|
|
echo ""
|
|
echo "Use password A to authenticate file transfer."
|
|
echo "PRESS ENTER when upload is done. Enter x & ENTER to cancel."
|
|
|
|
# wait user interaction
|
|
echo "Please upload file. Press ENTER to try again or (x & ENTER) to cancel."
|
|
read key
|
|
if [ "${key}" == "x" ]; then
|
|
# EXIT with CODE 1 --> USER CANCEL
|
|
echo "# CANCEL upload"
|
|
exit 1
|
|
fi
|
|
|
|
# test upload
|
|
gotFile=$(ls /home/admin/channel.backup | grep -c 'channel.backup')
|
|
|
|
done
|
|
|
|
# EXIT with CODE 1 --> FILE UPLOADED
|
|
echo
|
|
echo "# OK channel.backup uploaded"
|
|
sleep 2
|
|
exit 0
|
|
|
|
else
|
|
echo "unknown parameter '${mode}' - exit"
|
|
fi
|