git / moonbite-network / deploy/deploy-droplet-node.sh · raw

#!/usr/bin/env bash# ============================================================================# Deploy (or upgrade) the MoonBite seed node on the DigitalOcean droplet.## Run from a machine that holds the droplet SSH key (the WSL build box):#   deploy/deploy-droplet-node.sh                 # uses release/bin/moonbited#   deploy/deploy-droplet-node.sh /path/moonbited /path/moonbite-cli## What it does on the droplet (idempotent):#   1. installs moonbited / moonbite-cli to /usr/local/bin#   2. if the node's genesis differs from the binary's, moves the old data#      directory aside (never deleted) so the node restarts on the new chain#   3. regenerates the addnode= lines in /etc/moonbite/moonbite.conf from#      deploy/seeds.txt (RPC credentials are preserved)#   4. restarts the systemd service and prints chain / peer / memory status## Env: VPS (default root@67.205.154.64), SSH_KEY (default ~/.ssh/moonbite_vps)# ============================================================================set -euo pipefailHERE="$(cd "$(dirname "$0")" && pwd)"REPO="$(cd "$HERE/.." && pwd)"VPS="${VPS:-root@67.205.154.64}"SSH_KEY="${SSH_KEY:-$HOME/.ssh/moonbite_vps}"DAEMON="${1:-$REPO/release/bin/moonbited}"CLIBIN="${2:-$REPO/release/bin/moonbite-cli}"SEEDS="$HERE/seeds.txt"[ -f "$DAEMON" ] && [ -f "$CLIBIN" ] || { echo "binaries not found: $DAEMON / $CLIBIN" >&2; exit 1; }[ -f "$SSH_KEY" ] || { echo "ssh key not found: $SSH_KEY" >&2; exit 1; }SSH=(ssh -i "$SSH_KEY" -o BatchMode=yes -o StrictHostKeyChecking=accept-new "$VPS")# The genesis hash baked into the binary we are shipping (regtest-free check:# run it once locally against a throwaway datadir).TMP=$(mktemp -d); trap 'rm -rf "$TMP"' EXITecho "==> Reading genesis from $DAEMON""$DAEMON" -datadir="$TMP" -listen=0 -dnsseed=0 -connect=0 -server -rpcport=29999 -rpcuser=g -rpcpassword=g -daemon=1 >/dev/nullfor _ in $(seq 1 30); do  G=$("$CLIBIN" -datadir="$TMP" -rpcport=29999 -rpcuser=g -rpcpassword=g getblockhash 0 2>/dev/null) && break; sleep 1done"$CLIBIN" -datadir="$TMP" -rpcport=29999 -rpcuser=g -rpcpassword=g stop >/dev/null 2>&1 || truesleep 2[ -n "${G:-}" ] || { echo "could not read genesis from the binary" >&2; exit 1; }echo "    genesis: $G"# Every seed except this host itself (a node dialling its own address just logs# "connected to self" once a minute).VPS_HOST="${VPS#*@}"ADDNODES=$(grep -vE '^\s*(#|$)' "$SEEDS" | grep -v "^${VPS_HOST}:" | sed 's/^/addnode=/')echo "==> Uploading binaries"scp -q -i "$SSH_KEY" "$DAEMON" "$VPS:/root/moonbited.new"scp -q -i "$SSH_KEY" "$CLIBIN" "$VPS:/root/moonbite-cli.new"echo "==> Installing on $VPS""${SSH[@]}" "GENESIS=$G ADDNODES='$ADDNODES' bash -s" <<'REMOTE'set -euo pipefailCONF=/etc/moonbite/moonbite.confDD=/var/lib/moonbiteCLI="/usr/local/bin/moonbite-cli -conf=$CONF -datadir=$DD"OLD=$($CLI getblockhash 0 2>/dev/null || echo none)echo "    running node genesis: $OLD"# Runtime libraries the release binaries link against (Ubuntu 22.04 names).export DEBIAN_FRONTEND=noninteractiveapt-get install -y -qq libboost-system1.74.0 libboost-filesystem1.74.0 \    libboost-thread1.74.0 libevent-2.1-7 libevent-pthreads-2.1-7 \    libdb5.3++ libminiupnpc17 libnatpmp1 libzmq5 libsqlite3-0 libfmt8 >/dev/null 2>&1 || true# The droplet runs Ubuntu 24.04 while the binaries are built on 22.04; the# 22.04 runtime libraries live in /opt/moonbite/lib (shipped once by# ship_libs.sh). Point the new binaries at them via rpath.# (no grep -q here: under pipefail it SIGPIPEs ldd and reads as "false")if [ -n "$(ldd /root/moonbited.new | grep 'not found')" ] && [ -d /opt/moonbite/lib ]; then  command -v patchelf >/dev/null || apt-get install -y -qq patchelf >/dev/null 2>&1  patchelf --set-rpath /opt/moonbite/lib /root/moonbited.new  patchelf --set-rpath /opt/moonbite/lib /root/moonbite-cli.newfiif [ -n "$(ldd /root/moonbited.new | grep 'not found')" ]; then  echo "missing shared libraries:"; ldd /root/moonbited.new | grep 'not found'; exit 1fisystemctl stop moonbited || trueinstall -m 0755 /root/moonbited.new     /usr/local/bin/moonbitedinstall -m 0755 /root/moonbite-cli.new  /usr/local/bin/moonbite-clirm -f /root/moonbited.new /root/moonbite-cli.new/usr/local/bin/moonbited --version | head -1if [ "$OLD" != "$GENESIS" ] && [ -d "$DD/blocks" ]; then  BK="$DD.old-genesis-${OLD:0:12}-$(date -u +%Y%m%dT%H%M%SZ)"  echo "    genesis changed -> moving old chain data aside: $BK"  mkdir -p "$BK"  for f in blocks chainstate indexes mempool.dat peers.dat anchors.dat banlist.dat fee_estimates.dat; do    [ -e "$DD/$f" ] && mv "$DD/$f" "$BK/" || true  done  chown -R moonbite:moonbite "$BK" "$DD"fi# Regenerate addnode= lines from seeds.txt, keep everything else.sed -i '/^addnode=/d' "$CONF"printf '%s\n' "$ADDNODES" >> "$CONF"echo "    seeds: $(grep -c '^addnode=' "$CONF")"systemctl daemon-reloadsystemctl start moonbitedfor _ in $(seq 1 60); do $CLI getblockcount >/dev/null 2>&1 && break; sleep 1; doneecho "--- status"systemctl is-active moonbited$CLI getblockchaininfo | grep -E '"chain"|"blocks"|"bestblockhash"'echo "    genesis: $($CLI getblockhash 0)"echo "    peers:   $($CLI getconnectioncount)"echo "    rss:     $(ps -o rss= -p "$(pgrep -f '^/usr/local/bin/moonbited' | head -1)") kB"free -m | sed -n 2,3pREMOTEecho "==> Done"