#!/bin/bash
# 确认（并确保）三个服务开机自启。
#
# 用户要求：部署到 Debian 上要能开机自启 —— 随身 WiFi 重启后
# 中转和隧道自己起来，不用人工干预。
set -u

echo "===== 1. 当前状态 ====="
printf "  %-32s %-10s %s\n" "服务" "运行" "开机自启"
for s in lanremote-relay lanremote-tunnel lanremote-watchdog.timer; do
    active=$(systemctl is-active "$s" 2>/dev/null)
    enabled=$(systemctl is-enabled "$s" 2>/dev/null)
    printf "  %-32s %-10s %s\n" "$s" "$active" "$enabled"
done

echo
echo "===== 2. 缺的补上 ====="
for s in lanremote-relay lanremote-tunnel lanremote-watchdog.timer; do
    enabled=$(systemctl is-enabled "$s" 2>/dev/null)
    if [ "$enabled" != "enabled" ]; then
        echo "  $s 不是自启（$enabled）-> 开启"
        systemctl enable "$s" 2>&1 | tail -1 | sed 's/^/    /'
    else
        echo "  $s 已经是自启"
    fi
    active=$(systemctl is-active "$s" 2>/dev/null)
    if [ "$active" != "active" ]; then
        echo "  $s 没在跑 -> 启动"
        systemctl start "$s"
    fi
done

echo
echo "===== 3. 复核 ====="
printf "  %-32s %-10s %s\n" "服务" "运行" "开机自启"
ALL_OK=1
for s in lanremote-relay lanremote-tunnel lanremote-watchdog.timer; do
    active=$(systemctl is-active "$s" 2>/dev/null)
    enabled=$(systemctl is-enabled "$s" 2>/dev/null)
    printf "  %-32s %-10s %s\n" "$s" "$active" "$enabled"
    [ "$active" = "active" ] && [ "$enabled" = "enabled" ] || ALL_OK=0
done

echo
echo "===== 4. 依赖关系（谁先起）====="
for s in lanremote-relay lanremote-tunnel lanremote-watchdog.service; do
    deps=$(systemctl show "$s" -p After -p Requires 2>/dev/null | tr '\n' ' ' | cut -c1-140)
    printf "  %-28s %s\n" "$s" "$deps"
done

echo
echo "===== 5. 开机流程会拉起哪些 ====="
systemctl list-unit-files --state=enabled --no-pager 2>/dev/null \
    | grep -E 'lanremote' | sed 's/^/  /'

echo
echo "===== 6. 重启验证（只看 enabled，不真重启）====="
if [ "$ALL_OK" = "1" ]; then
    echo "  ✓ 三个服务都是 active + enabled"
    echo "    随身 WiFi 重启后会自己起来："
    echo "      1) lanremote-relay    中转服务"
    echo "      2) lanremote-tunnel   Cloudflare 隧道（固定域名 relay.xxmxxs.top）"
    echo "      3) lanremote-watchdog.timer  每 5 分钟检查隧道，断了自动重启"
else
    echo "  ✗ 还有服务没配好"
fi

echo
echo "===== 7. 当前隧道地址 ====="
cat /root/lanremote-relay/public_url.txt 2>/dev/null | sed 's/^/  /'
echo
echo "  公网可达性: HTTP $(timeout 20 curl -4 -s -o /dev/null -w '%{http_code}' -H 'User-Agent: LanRemote/1.4.0' https://relay.xxmxxs.top/v1/health 2>/dev/null)"