Current Behavior

stream write error: connection closed以及process quit error: os: process already finished 错误

导致网关一段时间处于不可用状态,

Expected Behavior

No response

Error Logs

[2025-04-24 09:25:56] [ERRO] [worker-13993]stream write error: connection closed
[2025-04-24 09:26:18] [ERRO] [worker-13993]stream write error: connection closed
[2025-04-24 09:27:06] [ERRO] [worker-13993]stream write error: connection closed
[2025-04-24 10:15:03] [ERRO] [worker-13993]stream write error: connection closed
[2025-04-24 10:37:07] [ERRO] [worker-13993]stream write error: connection closed
[2025-04-24 10:47:15] [ERRO] [worker-13993]stream read error: empty hex number
[2025-04-24 10:47:15] [ERRO] [worker-13993]stream read error: empty hex number
[2025-04-24 10:47:15] [ERRO] [worker-13993]stream read error: empty hex number
panic: runtime error: slice bounds out of range [:4097] with capacity 4096

goroutine 4882 [running]:
bufio.(*Reader).Peek(0xc001402660, 0x1)
/opt/hostedtoolcache/go/1.21.1/x64/src/bufio/bufio.go:168 +0x16a
github.com/valyala/fasthttp.(*ResponseHeader).tryRead(0xc000cb4a80, 0xc000be44e8
?, 0x1)

/home/runner/go/pkg/mod/github.com/valyala/fasthttp@v1.47.0/header.go:1985 +
0x4c
github.com/valyala/fasthttp.(*ResponseHeader).Read(
0xc000cb4a80?,
0xc001402660)
/home/runner/go/pkg/mod/github.com/valyala/fasthttp@v1.47.0/header.go
:1971 +0x3d
github.com/valyala/fasthttp.(*Response).ReadLimitBody(0xc000cb4a80, 0x2df37f8?, 0xc000dbb890?)
/home/runner/go/pkg/mod/github.com/valyala/fasthttp@v1.47.0/http.go
:1391 +0x38

github.com/valyala/fasthttp.(*HostClient).doNonNilReqResp(
0xc000a8c000, 0xc000ad2600
, 0xc000cb4a80
)

详情可见附件

Steps to Reproduce

1. 正常请求（可能存在一个附件下载接口）
2. 客户端响应收到502异常
3. nginx日志有如下信息
   2025/04/24 10:57:16 [error] 32613#0: *85049162 no live upstreams while connecting to upstream, client: 10.20.20.50, server: xxx, request: "POST /ai/tts HTTP/1.1", upstream: "http://gateway_server/ai/tts", host: "xxx"

2025/04/24 10:57:20 [error] 32607#0: *85048752 upstream prematurely closed connection while reading response header from upstream, client: 10.20.20.50, server: xxx, request: "POST /redapi/st/pfconfig/bffPhone/entrance HTTP/1.1", upstream: "http://xxx/redapi/st/pfconfig/bffPhone/entrance", host: "xxx"

Environment

• APINTO version (run apinto version): 0.21.2
• Linux redgpts04 3.10.0-1160.el7.x86_64 init #1 SMP Mon Oct 19 16:18:59 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

error.log