mynode/rootfs/standard/usr/bin/mynode_background.sh
2021-12-03 12:29:55 -06:00

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#!/bin/bash
set -e
set -x
source /usr/share/mynode/mynode_config.sh
source /usr/share/mynode/mynode_app_versions.sh
# NOTE: Background services will run before mynode service completes, so a drive MAY NOT be attached
COUNTER=0
BITCOIN_SYNCED=0
while true; do
# Check for under voltage, throttling, etc... every 2 min on Raspis
if [ $(( $COUNTER % 2 )) -eq 0 ]; then
if [ $IS_RASPI -eq 1 ]; then
STATUS=$(vcgencmd get_throttled)
STATUS=${STATUS#*=}
echo $STATUS > /tmp/get_throttled_data
fi
fi
# Download bitcoin whitepaper
if [ -f "/mnt/hdd/mynode/.mynode_bitcoin_synced" ]; then
if [ ! -f /mnt/hdd/mynode/bitcoin/bitcoin_whitepaper.pdf ]; then
sudo -u bitcoin bitcoin-cli getrawtransaction 54e48e5f5c656b26c3bca14a8c95aa583d07ebe84dde3b7dd4a78f4e4186e713 true | \
jq -r '.vout[].scriptPubKey.asm' | cut -c3- | \
xxd -p -r | tail +9c | head -c 184292 > /mnt/hdd/mynode/bitcoin/bitcoin_whitepaper.pdf || \
rm -f /mnt/hdd/mynode/bitcoin/bitcoin_whitepaper.pdf || true
fi
fi
# Custom startup hook - post-bitcoin-synced
if [ -f /usr/local/bin/mynode_hook_post_bitcoin_synced.sh ]; then
if [ $BITCOIN_SYNCED == 0 ] && [ -f $BITCOIN_SYNCED_FILE ]; then
/bin/bash /usr/local/bin/mynode_hook_post_bitcoin_synced.sh || true
BITCOIN_SYNCED=1
else
BITCOIN_SYNCED=0
fi
fi
# Increment counter and sleep 1 min
COUNTER=$((COUNTER+1))
sleep 1m
done