#!/bin/bash
# 验证改进后的 watchdog
set -u

echo "  一、语法检查"
if bash -n /root/lanremote-relay/watchdog.sh 2>&1; then
    echo "    ✓ watchdog.sh 语法 OK"
else
    echo "    ✗ 语法有问题"
fi

echo
echo "  二、手动跑一次（看它怎么判断）"
bash /root/lanremote-relay/watchdog.sh 2>&1 | tail -4 | sed 's/^/    /'

echo
echo "  三、公网连打 15 次"
ok=0
for i in $(seq 1 15); do
    c=$(curl -s -o /dev/null -w '%{http_code}' --max-time 15 \
        -H 'User-Agent: LanRemote/1.4.0' https://relay.xxmxxs.top/v1/health)
    [ "$c" = "200" ] && ok=$((ok + 1))
    printf "    %2d: %s\n" "$i" "$c"
    sleep 1
done
echo "    可用 $ok/15"

echo
echo "  四、当前连接数"
echo "    $(curl -s --max-time 5 http://127.0.0.1:20241/metrics 2>/dev/null | grep '^cloudflared_tunnel_ha_connections' | awk '{print $2}') 条"

echo
echo "  五、watchdog 定时器"
systemctl list-timers lanremote-watchdog.timer --no-pager 2>/dev/null | head -3 | sed 's/^/    /'

echo
echo "  六、watchdog 日志最后 6 行"
tail -6 /root/lanremote-relay/watchdog.log 2>/dev/null | sed 's/^/    /'