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post_install() {
	install -dm755 -o tradam -g tradam /var/log/dispatch-api
	install -dm755 -o tradam -g tradam /var/log/dispatch-frontend

	echo ""
	echo "==> Dispatch s6-rc services installed at /etc/s6/sv/"
	echo "    Service pipelines: dispatch-api (= dispatch-api-srv | dispatch-api-log)"
	echo "                       dispatch-frontend (= dispatch-frontend-srv | dispatch-frontend-log)"
	echo "    To enable and start:"
	echo "      s6 repository sync"
	echo "      s6 set enable -I pull dispatch-api-srv dispatch-api-log"
	echo "      s6 set enable -I pull dispatch-frontend-srv dispatch-frontend-log"
	echo "      s6 set commit -f"
	echo "      s6 live install"
	echo "      s6-rc -u change dispatch-api"
	echo "      s6-rc -u change dispatch-frontend"
	echo ""
}

post_upgrade() {
	install -dm755 -o tradam -g tradam /var/log/dispatch-api  2>/dev/null || true
	install -dm755 -o tradam -g tradam /var/log/dispatch-frontend 2>/dev/null || true

	# Remove any stale legacy service dirs from the old (pre-srv/-log split)
	# layout, which would otherwise confuse s6 repository sync.
	for legacy in /etc/s6/sv/dispatch-api /etc/s6/sv/dispatch-frontend; do
		if [ -d "$legacy" ] && [ -d "$legacy/log" ] && [ ! -e "$legacy/producer-for" ]; then
			rm -rf "$legacy"
		fi
	done

	echo ""
	echo "==> Dispatch s6 services upgraded."
	echo "    Restart:"
	echo "      s6-rc -d change dispatch-api && s6-rc -u change dispatch-api"
	echo "      s6-rc -d change dispatch-frontend && s6-rc -u change dispatch-frontend"
	echo ""
}

pre_remove() {
	echo ""
	echo "==> Stopping dispatch services..."
	s6-rc -d change dispatch-api      2>/dev/null || true
	s6-rc -d change dispatch-frontend 2>/dev/null || true
	echo ""
}