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xmz7891
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琚帶绔?- 淇 MTU 闂锛氬す MSS + 璺緞 MTU 鎺㈡祴锛堝叕缃戝彲鐢ㄧ巼 48% -> 100%锛?- 澶嶇敤 HTTP 杩炴帴锛堝厤鎺夋瘡娆℃柊寤?TLS 鐨?30% 鎻℃墜澶辫触锛?- 姣忓垎閽熷洖澶存壘灞€鍩熺綉锛岃嚜鍔ㄥ垏鍥炲揩 400 鍊嶇殑璺緞 - 鐢婚潰蹇冭烦甯э細闈欐鏃剁渷娴侀噺锛屽鎴风浠嶇煡閬撴祦鏄椿鐨?- 閿佸睆鏃剁粰鍑哄彲鎿嶄綔鐨勬彁绀? 鎵嬭〃绔?- 鍐呯疆 GTS Root R4 / GlobalSign Root CA锛屼慨 SSLHandshakeException - 杩炴帴閿欒缈昏瘧鎴愪汉璇濓紙璇佷功/鏃堕棿/瑙ｆ瀽/瓒呮椂鍒嗗埆鎻愮ず锛?- 缁忎腑杞繛涓婂悗鐢ㄦ湇鍔″櫒鎶ョ殑鍦板潃鍒锋柊宸查厤瀵硅褰?- 鏂板灞€鍩熺綉杩炴帴椤甸潰銆佹湇鍔″櫒寤惰繜妫€娴? 鏈嶅姟鍣ㄧ - 鏀寔 chunked 璇锋眰浣擄紙淇瘡 16 绉掍竴娆＄殑杩炴帴閿欎贡涓庡ぇ闈㈢Н 502锛?- 缃戠粶璋冧紭鑴氭湰 net-tune.sh锛堝紑鏈鸿嚜鍔ㄥ簲鐢級 - 绠＄悊椤碉細鎵归噺鍒犻櫎銆佺綉缁滀綋妫€銆佷笅杞藉尯 - 闅ч亾鏀?HTTP/2 + 鍙岃繛鎺? 鏂囨。 - 璁稿彲鍗忚 / 瀹夎鍓嶅繀璇?/ 瀹夎鍚庨』鐭ワ紙浣滆€咃細灏忛害瀛愶級
56 lines
2.0 KiB
Bash
56 lines
2.0 KiB
Bash
#!/bin/bash
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# 立刻恢复隧道 + 确认问题。
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#
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# 现象：cloudflared 进程活着、指标说 ha_connections=1，
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# 但日志 8 小时没动静、公网 1033。
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# -> 那是条"僵死连接"：计数还在，实际早断了。
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set -u
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RELAY_DIR=/root/lanremote-relay
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URL=https://relay.xxmxxs.top
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echo "===== 1. 重启之前 ====="
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echo -n " ha_connections = "
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curl -s --max-time 5 http://127.0.0.1:20241/metrics 2>/dev/null \
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| grep '^cloudflared_tunnel_ha_connections' | awk '{print $2}'
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echo " 日志最后一条: $(tail -1 $RELAY_DIR/tunnel.log 2>/dev/null | cut -c1-30)"
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echo " 现在时间: $(date -u '+%Y-%m-%dT%H:%M:%SZ')"
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echo " 公网: HTTP $(timeout 15 curl -4 -s -o /dev/null -w '%{http_code}' -H 'User-Agent: LanRemote/1.4.0' $URL/v1/health 2>/dev/null)"
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echo
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echo "===== 2. 重启隧道 ====="
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systemctl restart lanremote-tunnel
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sleep 40
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echo " 服务: $(systemctl is-active lanremote-tunnel)"
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echo -n " ha_connections = "
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curl -s --max-time 5 http://127.0.0.1:20241/metrics 2>/dev/null \
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| grep '^cloudflared_tunnel_ha_connections' | awk '{print $2}'
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echo " 注册: $(grep -c 'Registered tunnel connection' $RELAY_DIR/tunnel.log 2>/dev/null || echo 0)"
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echo
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echo "===== 3. 验证公网 ====="
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OK=0
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for i in $(seq 1 10); do
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C=$(timeout 15 curl -4 -s -o /dev/null -w '%{http_code}' \
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-H 'User-Agent: LanRemote/1.4.0' "$URL/v1/health" 2>/dev/null)
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[ "$C" = "200" ] && { OK=$((OK+1)); M="✓"; } || M="✗"
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printf " %2d: %s %s\n" "$i" "$M" "${C:-超时}"
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sleep 2
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done
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echo " 公网 $OK / 10"
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echo
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echo "===== 4. 本地源站（对照）====="
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echo " HTTP $(timeout 8 curl -s -o /dev/null -w '%{http_code}' http://127.0.0.1:8080/v1/health)"
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echo
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echo "===== 5. 结论 ====="
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if [ "$OK" -ge 8 ]; then
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echo " ✓ 重启后恢复了"
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echo " 问题定性：cloudflared 的连接僵死了，但指标还报 1 ——"
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echo " 看门狗只看指标，所以 8 小时没动作。"
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else
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echo " ✗ 重启也没恢复，链路本身可能不行"
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fi
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