flosight-docker/start.sh
2021-04-24 15:20:27 +05:30

96 lines
2.9 KiB
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#!/bin/bash
cd /flosight
# Use Env variables in Config
## Change Network Config if needed
echo "Setup configs..."
if [ "$NETWORK" == "testnet" ]
then
sed -i 's/livenet/testnet/g' flocore-node.json
fi
if [ "$NETWORK" == "regtest" ]
then
sed -i 's/livenet/regtest/g' flocore-node.json
fi
## Add Seednode config for fcoin if needed
if ! [ -z "$ADDNODE" ]
then
echo nodes="$ADDNODE" > /data/fcoin.conf
fi
## Add any custom config values
if [ ! -z "$CUSTOM_FCOIN_CONFIG" ]
then
echo -e "${CUSTOM_FCOIN_CONFIG}" >> /data/fcoin.conf
fi
## Download the Blockchain Bootstrap if set
if [ ! -z "$BLOCKCHAIN_BOOTSTRAP" ] && [ "$(cat /data/bootstrap-url.txt)" != "$BLOCKCHAIN_BOOTSTRAP" ]
then
# download and extract a Blockchain boostrap
echo 'Downloading Blockchain Bootstrap...'
RUNTIME="$(date +%s)"
curl -L $BLOCKCHAIN_BOOTSTRAP -o /data/bootstrap.tar.gz --progress-bar | tee /dev/null
RUNTIME="$(($(date +%s)-RUNTIME))"
echo "Blockchain Bootstrap Download Complete (took ${RUNTIME} seconds)"
echo 'Extracting Bootstrap...'
RUNTIME="$(date +%s)"
tar -xzf /data/bootstrap.tar.gz -C /data
RUNTIME="$(($(date +%s)-RUNTIME))"
echo "Blockchain Bootstrap Extraction Complete! (took ${RUNTIME} seconds)"
rm -f /data/bootstrap.tar.gz
echo 'Erased Blockchain Bootstrap `.tar.gz` file'
echo "$BLOCKCHAIN_BOOTSTRAP" > /data/bootstrap-url.txt
ls /data
fi
# Currently fcoin requires us to create these directories
echo "Pregenerate fcoin directories"
mkdir /data/blocks
mkdir /data/testnet
mkdir /data/testnet/blocks
mkdir /data/regtest
mkdir /data/regtest/blocks
# Nginx http config
mkdir -p /data/nginx/
cp /nginx/http-proxy.conf /data/nginx/http-proxy.conf
echo "Config setup complete!"
# Startup Nginx (since docker has it stopped at startup)
echo "Starting Nginx..."
service nginx start
echo "Nginx Started."
# Initial Startup of Flosight
echo "Starting FLO Explorer $NETWORK"
./node_modules/flocore-node/bin/flocore-node start > /data/latest.log &
# Store PID for later
echo $! > /data/flosight.pid
# Allow to startup
timeout 1m tail -n 100 -f /data/latest.log
# Initialize block sync check file
curl --silent http://localhost:3001/api/status?q=getBestBlockHash > currentHealthCheck.log
echo 'different' > previousHealthCheck.log
# Every 5 minutes
while true; do
# Check to see if the most recent block hash is the same as the last time we checked.
if [ "$(cat previousHealthCheck.log)" == "$(cat currentHealthCheck.log)" ]
then
# Restart instance
echo "NO NEW BLOCKS IN 5+ MINUTES - RESTARTING PROCESS"
kill -2 $(cat /data/flosight.pid)
wait $(cat /data/flosight.pid)
./node_modules/flocore-node/bin/flocore-node start >> /data/latest.log &
# Store PID for later
echo $! > /data/flosight.pid
fi
# Wait 5 minutes before checking again
timeout 5m tail -f /data/latest.log
mv currentHealthCheck.log previousHealthCheck.log
curl --silent http://localhost:3001/api/status?q=getBestBlockHash > currentHealthCheck.log
done;