#!/bin/sh
set -u
addr=$(sed -n "s/^health-address:[[:space:]]*//p" /etc/svc-ctrl/svc-ctrl.yaml 2>/dev/null | head -n1 | tr -d "\"' ")
addr=${addr:-:8081}
port=${addr##*:}
case $port in ""|*[!0-9]*) port=8081 ;; esac
exec bash -c "exec 3<>/dev/tcp/127.0.0.1/$port" 2>/dev/null
