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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
89 lines
3.0 KiB
Bash
89 lines
3.0 KiB
Bash
#!/bin/bash
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# 当前链路严重退化（18 次断开 / 20 次 quic 错误 / 公网 0/10）。
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# 试试 ha-connections=1：少一条并发 QUIC 就少一份争抢。
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set -u
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RELAY_DIR=/root/lanremote-relay
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UNIT=/etc/systemd/system/lanremote-tunnel.service
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URL=https://relay.xxmxxs.top
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echo "===== 1. 改成 ha=1 ====="
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cat > "$UNIT" <<'EOF'
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[Unit]
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Description=LanRemote Cloudflare 具名隧道
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After=network-online.target lanremote-relay.service
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Wants=network-online.target lanremote-relay.service
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[Service]
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Type=simple
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# 协议：必须 QUIC（这条线路挡了 HTTP/2 的 TCP 7844）
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# 连接数：1
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# 实测 4 条并发 QUIC 握手互相挤（只成功 1 条）；
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# 链路退化时 2 条也会有一条一直失败重试、拖累另一条。
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# 1 条最稳。丢冗余换稳定 —— 看门狗会在断的时候重启。
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ExecStart=/usr/local/bin/cloudflared tunnel --no-autoupdate --edge-ip-version 4 --ha-connections 1 --retries 5 --config /root/.cloudflared/config.yml run lanremote
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Restart=always
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RestartSec=5
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MemoryMax=128M
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StandardOutput=append:/root/lanremote-relay/tunnel.log
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StandardError=append:/root/lanremote-relay/tunnel.log
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[Install]
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WantedBy=multi-user.target
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EOF
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systemctl stop lanremote-tunnel 2>/dev/null || true
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pkill -f cloudflared 2>/dev/null || true
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sleep 3
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rm -f "$RELAY_DIR/tunnel.log"
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systemctl daemon-reload
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systemctl start lanremote-tunnel
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echo " 已启动，等 40 秒建连接…"
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sleep 40
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echo
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echo "===== 2. 连接情况 ====="
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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 " 断开: $(grep -c 'Connection terminated' $RELAY_DIR/tunnel.log 2>/dev/null || echo 0)"
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echo
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echo "===== 3. 公网连打 15 次 ====="
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OK=0
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for i in $(seq 1 15); do
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C=$(timeout 20 curl -4 -s -o /dev/null -w '%{http_code}' \
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-H 'User-Agent: LanRemote/1.4.0' "$URL/v1/health" 2>/dev/null)
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[ "$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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PCT=$((OK * 100 / 15))
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echo " 公网 $OK / 15 ($PCT%)"
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echo
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echo "===== 4. 再等 60 秒看长稳不稳 ====="
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sleep 60
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OK2=0
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for i in $(seq 1 10); do
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C=$(timeout 20 curl -4 -s -o /dev/null -w '%{http_code}' \
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-H 'User-Agent: LanRemote/1.4.0' "$URL/v1/health" 2>/dev/null)
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[ "$C" = "200" ] && OK2=$((OK2+1))
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sleep 3
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done
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echo " 第二轮 $OK2 / 10"
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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
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echo "===== 5. 结论 ====="
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echo " ha=1: 第一轮 $OK/15，第二轮 $OK2/10"
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if [ "$OK" -ge 12 ] || [ "$OK2" -ge 8 ]; then
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echo " ✓ 比 ha=2 好，定 ha=1"
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else
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echo " ✗ 还是不行 —— 这是链路本身的问题（运营商/信号），"
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echo " 不是配置能救的。看门狗会持续重启。"
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fi
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