#!/bin/bash
# 重启后全面体检
set -u

echo "════════ 开机信息 ════════"
uptime -p | sed 's/^/  /'
systemd-analyze 2>/dev/null | sed 's/^/  /'

echo
echo "════════ 服务 ════════"
for s in lanremote-relay lanremote-tunnel lanremote-nettune lanremote-watchdog.timer NetworkManager-wait-online; do
    printf "  %-30s %-10s %s\n" "$s" "$(systemctl is-active $s 2>&1)" "$(systemctl is-enabled $s 2>&1)"
done
echo "  ---"
echo "  systemd-networkd-wait-online: $(systemctl is-enabled systemd-networkd-wait-online 2>&1) （应该是 masked）"

echo
echo "════════ 网络调优是否持久化 ════════"
for k in tcp_keepalive_time tcp_keepalive_intvl tcp_keepalive_probes tcp_mtu_probing tcp_slow_start_after_idle tcp_congestion_control; do
    printf "  %-32s = %s\n" "$k" "$(sysctl -n net.ipv4.$k 2>/dev/null || echo '?')"
done
echo "  MSS 钳制: $(iptables -t mangle -S 2>/dev/null | grep -c TCPMSS) 条"

echo
echo "════════ 隧道 ════════"
echo "  连接数: $(curl -s --max-time 5 http://127.0.0.1:20241/metrics 2>/dev/null | grep '^cloudflared_tunnel_ha_connections' | awk '{print $2}')"
echo "  落点:"
grep -E 'Registered tunnel connection' /root/lanremote-relay/tunnel.log 2>/dev/null | tail -4 \
    | grep -oE 'location=[a-z0-9]+ protocol=[a-z0-9]+' | sed 's/^/    /'
echo "  参数:"
grep -oE '\-\-protocol [a-z0-9]+|--ha-connections [0-9]+' /etc/systemd/system/lanremote-tunnel.service | sed 's/^/    /'

echo
echo "════════ 本机中转 ════════"
echo "  HTTP $(curl -s -o /dev/null -w '%{http_code}' --max-time 8 http://127.0.0.1:8080/v1/health)"

echo
echo "════════ 公网 12 次 ════════"
ok=0
for i in $(seq 1 12); do
    c=$(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/12"

echo
echo "════════ 官网 + 管理页 ════════"
echo "  官网   HTTP $(curl -s -o /dev/null -w '%{http_code}' --max-time 15 https://relay.xxmxxs.top/)"
echo "  管理页 HTTP $(curl -s -o /dev/null -w '%{http_code}' --max-time 15 https://relay.xxmxxs.top/zhongzhuanzhan)"
echo "  截图   HTTP $(curl -s -o /dev/null -w '%{http_code}' --max-time 15 https://relay.xxmxxs.top/shot/pc-main.png)"

echo
echo "════════ watchdog 日志 ════════"
tail -6 /root/lanremote-relay/watchdog.log 2>/dev/null | sed 's/^/  /'