2026/03/10 17:48:09 [error] 7920#8236: *13005 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.56, server: frp.douxue.net.cn, request: "POST /api/assets/upload HTTP/1.1", upstream: "http://127.0.0.1:7500/api/assets/upload", host: "frp.douxue.net.cn" 2026/03/11 14:28:14 [error] 5908#10040: *4131 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /api/upwload HTTP/1.1", upstream: "http://127.0.0.1:7500/api/upwload", host: "frp.douxue.net.cn" 2026/03/11 14:28:16 [error] 5908#10040: *4137 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /api/v1/upload HTTP/1.1", upstream: "http://127.0.0.1:7500/api/v1/upload", host: "frp.douxue.net.cn" 2026/03/11 14:28:23 [error] 5908#10040: *4157 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /api/v1/users/avatar HTTP/1.1", upstream: "http://127.0.0.1:7500/api/v1/users/avatar", host: "frp.douxue.net.cn" 2026/03/11 14:28:26 [error] 5908#10040: *4163 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /api/images HTTP/1.1", upstream: "http://127.0.0.1:7500/api/images", host: "frp.douxue.net.cn" 2026/03/11 14:28:33 [error] 5908#10040: *4181 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /api/content/upload HTTP/1.1", upstream: "http://127.0.0.1:7500/api/content/upload", host: "frp.douxue.net.cn" 2026/03/11 14:28:35 [error] 5908#10040: *4187 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /admin/upload HTTP/1.1", upstream: "http://127.0.0.1:7500/admin/upload", host: "frp.douxue.net.cn" 2026/03/11 14:28:36 [error] 5908#10040: *4189 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /admin/files HTTP/1.1", upstream: "http://127.0.0.1:7500/admin/files", host: "frp.douxue.net.cn" 2026/03/11 14:28:37 [error] 5908#10040: *4193 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 185.177.72.49, server: frp.douxue.net.cn, request: "POST /api/products/images HTTP/1.1", upstream: "http://127.0.0.1:7500/api/products/images", host: "frp.douxue.net.cn" 2026/03/25 03:00:28 [error] 6432#7988: *7980 WSARecv() failed (10054: An existing connection was forcibly closed by the remote host) while reading response header from upstream, client: 172.94.9.253, server: frp.douxue.net.cn, request: "POST /api/auth/signin HTTP/1.1", upstream: "http://127.0.0.1:7500/api/auth/signin", host: "frp.douxue.net.cn"