perf(后端): 完成性能优化与连接池配置
新增 DB/Redis 连接池配置与校验,并补充单测 网关请求体大小限制与 413 处理 HTTP/req 客户端池化并调整上游连接池默认值 并发槽位改为 ZSET+Lua 与指数退避 用量统计改 SQL 聚合并新增索引迁移 计费缓存写入改工作池并补测试/基准 测试: 在 backend/ 下运行 go test ./...
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backend/internal/server/middleware/request_body_limit.go
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15
backend/internal/server/middleware/request_body_limit.go
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package middleware
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import (
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"net/http"
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"github.com/gin-gonic/gin"
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)
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// RequestBodyLimit 使用 MaxBytesReader 限制请求体大小。
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func RequestBodyLimit(maxBytes int64) gin.HandlerFunc {
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return func(c *gin.Context) {
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c.Request.Body = http.MaxBytesReader(c.Writer, c.Request.Body, maxBytes)
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c.Next()
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}
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}
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