#!/usr/bin/env bash
# Builds the release binary and installs it to the running deployment at
# /opt/steamapi, then restarts the systemd service. See README.md for the
# full deployment layout and why the dev tree and runtime dir are separate.
set -euo pipefail

PROJECT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
DEPLOY_DIR=/opt/steamapi
SERVICE=steamapi

cd "$PROJECT_DIR"

echo "==> Building release binary"
cargo build --release

echo "==> Installing binary to $DEPLOY_DIR"
# Copy to a temp file and rename into place (atomic) rather than
# overwriting target/steamapi's inode directly, since that inode is the
# currently-running executable and a direct in-place write can race with it.
sudo cp "target/release/steamapi" "$DEPLOY_DIR/steamapi.new"
sudo chown steamapi:steamapi "$DEPLOY_DIR/steamapi.new"
sudo chmod 755 "$DEPLOY_DIR/steamapi.new"
sudo mv "$DEPLOY_DIR/steamapi.new" "$DEPLOY_DIR/steamapi"

echo "==> Restarting $SERVICE"
sudo systemctl restart "$SERVICE"
sleep 1
sudo systemctl --no-pager --lines=5 status "$SERVICE"