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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
70 lines
2.7 KiB
Bash
70 lines
2.7 KiB
Bash
#!/bin/bash
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# 查为什么管理页 / 经隧道返回 502，但 /v1/health 正常。
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#
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# 502 = Cloudflare 拿不到源站响应。如果本地直接访问 / 也不行，
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# 那就是中转渲染管理页有问题，跟隧道无关。
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set -u
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BASE=http://127.0.0.1:8080
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echo "===== 1. 本地直接访问 / ====="
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OUT=$(timeout 15 curl -s -w '\n%{http_code} %{size_download} %{time_total}' "$BASE/" 2>/dev/null)
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CODE=$(echo "$OUT" | tail -1)
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echo " 状态/大小/耗时: $CODE"
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echo " 内容开头:"
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echo "$OUT" | head -c 200 | sed 's/^/ /'
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echo
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echo "===== 2. 本地访问 /v1/health 对比 ====="
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OUT2=$(timeout 15 curl -s -w '\n%{http_code} %{size_download} %{time_total}' "$BASE/v1/health" 2>/dev/null)
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echo " 状态/大小/耗时: $(echo "$OUT2" | tail -1)"
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echo
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echo "===== 3. 本地访问 /?key=管理钥匙 ====="
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KEY=$(cat /root/lanremote-relay/data/admin_key.txt 2>/dev/null)
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OUT3=$(timeout 15 curl -s -w '\n%{http_code} %{size_download} %{time_total}' "$BASE/?key=$KEY" 2>/dev/null)
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echo " 状态/大小/耗时: $(echo "$OUT3" | tail -1)"
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echo " 内容开头:"
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echo "$OUT3" | head -c 200 | sed 's/^/ /'
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echo
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echo "===== 4. 经隧道访问 / ====="
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for i in 1 2 3; do
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OUT4=$(timeout 25 curl -4 -s -w '\n%{http_code} %{size_download} %{time_total}' \
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-H 'User-Agent: LanRemote/1.4.0' https://relay.xxmxxs.top/ 2>/dev/null)
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printf " 第 %d 次: %s\n" "$i" "$(echo "$OUT4" | tail -1)"
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sleep 3
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done
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echo
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echo "===== 5. 经隧道访问 /v1/health ====="
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for i in 1 2 3; do
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C=$(timeout 20 curl -4 -s -o /dev/null -w '%{http_code}' \
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-H 'User-Agent: LanRemote/1.4.0' https://relay.xxmxxs.top/v1/health 2>/dev/null)
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printf " 第 %d 次: HTTP %s\n" "$i" "${C:-超时}"
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sleep 2
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done
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echo
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echo "===== 6. 中转日志尾部（有没有异常）====="
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tail -15 /root/lanremote-relay/relay.log 2>/dev/null | sed 's/^/ /' || echo " （没有日志）"
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echo
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echo "===== 7. 中转进程 ====="
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systemctl is-active lanremote-relay
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ps -o rss=,etime=,cmd= -p "$(systemctl show lanremote-relay -p MainPID | cut -d= -f2)" 2>/dev/null | sed 's/^/ /'
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echo
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echo "===== 8. 结论 ====="
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LOCAL_CODE=$(timeout 15 curl -s -o /dev/null -w '%{http_code}' "$BASE/" 2>/dev/null)
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TUNNEL_CODE=$(timeout 25 curl -4 -s -o /dev/null -w '%{http_code}' \
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-H 'User-Agent: LanRemote/1.4.0' https://relay.xxmxxs.top/ 2>/dev/null)
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echo " 本地 / -> $LOCAL_CODE"
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echo " 隧道 / -> $TUNNEL_CODE"
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if [ "$LOCAL_CODE" = "200" ] && [ "$TUNNEL_CODE" != "200" ]; then
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echo " -> 本地好的，隧道不行。管理页比 health 大，"
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echo " 可能是这条线路传大响应不稳定。"
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elif [ "$LOCAL_CODE" != "200" ]; then
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echo " -> 本地就不行，是中转的问题"
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fi
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