mynode/rootfs/standard/usr/bin/mynode_quicksync.sh
2019-08-19 23:39:10 -05:00

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3.2 KiB
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Executable File

#!/bin/bash
# mynode_quicksync.sh
# Downloads blockchain up through Feb 2019 for MUCH faster syncing
# Seeds afterwards if not disabled
# Dependencies: Must run after mynode script so HDD is mounted
set -e
set -x
source /usr/share/mynode/mynode_config.sh
mkdir -p $QUICKSYNC_DIR
mkdir -p $QUICKSYNC_CONFIG_DIR
cp -f /usr/share/quicksync/settings.json $QUICKSYNC_CONFIG_DIR/settings.json
# Wait a bit for boot to complete
sleep 15s
# Check if quicksync was disabled
while [ -f /home/bitcoin/.mynode/quicksync_disabled ] || [ -f /mnt/hdd/mynode/settings/quicksync_disabled ]; do
# Pretend quicksync step is complete
touch $QUICKSYNC_DIR/.quicksync_download_complete
touch $QUICKSYNC_DIR/.quicksync_complete
sync
# Give Bitcoin a couple minutes to start
sleep 120s
echo "stable" > $MYNODE_DIR/.mynode_status
sync
sleep 10d
done
# Make sure folder exists
mkdir -p $QUICKSYNC_DIR
if [ ! -f $QUICKSYNC_DIR/.quicksync_download_complete ]; then
echo "quicksync_download" > $MYNODE_DIR/.mynode_status
fi
echo "Starting quicksync..."
# Download finished, but failed during copy, recopy
if [ ! -f $QUICKSYNC_DIR/.quicksync_complete ] && [ -f $QUICKSYNC_DIR/.quicksync_download_complete ]; then
echo "Quicksync download complete, needs copy"
/usr/bin/mynode_quicksync_complete.sh
fi
# Check if quicksync was completed
if [ -f $QUICKSYNC_DIR/.quicksync_complete ]; then
echo "stable" > $MYNODE_DIR/.mynode_status
fi
# Download torrent
rm -rf $QUICKSYNC_DIR/blockchain_temp.torrent
wget -O $QUICKSYNC_DIR/blockchain_temp.torrent $QUICKSYNC_TORRENT_URL
sync
sleep 1
if [ ! -f $QUICKSYNC_DIR/blockchain_temp.torrent ]; then
echo "Torrent download failed...."
exit 1
fi
# Check if new torrent is updated
if [ ! -f $QUICKSYNC_DIR/blockchain.torrent ]; then
cp $QUICKSYNC_DIR/blockchain_temp.torrent $QUICKSYNC_DIR/blockchain.torrent
else
# Run commands as long as torrents are different (last command updates torrent file)
COMPLETED=0
if [ -f $QUICKSYNC_DIR/.quicksync_complete ]; then
COMPLETED=1
fi
NEW_TORRENT=0
cmp --silent $QUICKSYNC_DIR/blockchain_temp.torrent $QUICKSYNC_DIR/blockchain.torrent || NEW_TORRENT=1
if [ $NEW_TORRENT -eq 1 ]; then
# Delete old QuickSync data+config and start new one
rm -f $QUICKSYNC_DIR/*
rm -rf $QUICKSYNC_CONFIG_DIR
mkdir -p $QUICKSYNC_CONFIG_DIR
cp -f /usr/share/quicksync/settings.json $QUICKSYNC_CONFIG_DIR/settings.json
cp $QUICKSYNC_DIR/blockchain_temp.torrent $QUICKSYNC_DIR/blockchain.torrent
sync
# If download had been completed
if [ $COMPLETED -eq 1 ]; then
touch $QUICKSYNC_DIR/.quicksync_download_complete
touch $QUICKSYNC_DIR/.quicksync_complete
fi
sync
fi
fi
# If Quicksync has already completed, let's give BTC some time to start
if [ -f $QUICKSYNC_DIR/.quicksync_complete ]; then
/usr/bin/wait_on_bitcoin.sh
sleep 5m
fi
# Start torrent
echo "Running torrent..."
transmission-cli \
--download-dir $QUICKSYNC_DIR \
--config-dir $QUICKSYNC_CONFIG_DIR \
--finish=/usr/bin/mynode_quicksync_complete.sh \
$QUICKSYNC_DIR/blockchain.torrent