wangbo
fe56aa46b9
原因：公开错误层将平台并发限流误标为上游限流，并把多种上游 4xx 统一压成 400，影响定位和客户端处理。 影响：新增公开错误 source，平台限流使用 gateway_rate_limited，上游请求按安全分类返回对应状态；数据库与管理端继续保留原始错误码、消息和状态用于审计。 验证：Go 全量测试、pnpm test、pnpm lint、pnpm build、pnpm openapi、gofmt 和 diff 检查均通过。
80 lines
3.1 KiB
Go
80 lines
3.1 KiB
Go
package publicerror
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import "sync/atomic"
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type MetricCount struct {
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Code string
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Count uint64
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}
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var observed = struct {
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upstreamConnectionInterrupted atomic.Uint64
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upstreamTimeout atomic.Uint64
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upstreamRateLimited atomic.Uint64
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upstreamUnavailable atomic.Uint64
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upstreamInvalidResponse atomic.Uint64
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upstreamAuthFailed atomic.Uint64
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upstreamRequestRejected atomic.Uint64
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gatewayRateLimited atomic.Uint64
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storageWriteFailed atomic.Uint64
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storageReadFailed atomic.Uint64
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resultExpired atomic.Uint64
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resultUnavailable atomic.Uint64
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invalidParameter atomic.Uint64
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gatewayError atomic.Uint64
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}{}
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func Observe(value Error) {
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switch value.Code {
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case "upstream_connection_interrupted":
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observed.upstreamConnectionInterrupted.Add(1)
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case "upstream_timeout":
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observed.upstreamTimeout.Add(1)
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case "upstream_rate_limited":
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observed.upstreamRateLimited.Add(1)
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case "upstream_unavailable":
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observed.upstreamUnavailable.Add(1)
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case "upstream_invalid_response":
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observed.upstreamInvalidResponse.Add(1)
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case "upstream_auth_failed":
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observed.upstreamAuthFailed.Add(1)
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case "upstream_request_rejected":
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observed.upstreamRequestRejected.Add(1)
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case "upstream_invalid_request", "upstream_not_found", "upstream_method_not_allowed", "upstream_conflict", "upstream_payload_too_large", "upstream_unsupported_media_type", "upstream_unprocessable_request":
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observed.upstreamRequestRejected.Add(1)
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case "gateway_rate_limited":
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observed.gatewayRateLimited.Add(1)
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case "storage_write_failed":
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observed.storageWriteFailed.Add(1)
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case "storage_read_failed":
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observed.storageReadFailed.Add(1)
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case "result_expired":
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observed.resultExpired.Add(1)
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case "result_unavailable":
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observed.resultUnavailable.Add(1)
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case "invalid_parameter":
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observed.invalidParameter.Add(1)
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default:
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observed.gatewayError.Add(1)
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}
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}
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func MetricSnapshot() []MetricCount {
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return []MetricCount{
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{Code: "upstream_connection_interrupted", Count: observed.upstreamConnectionInterrupted.Load()},
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{Code: "upstream_timeout", Count: observed.upstreamTimeout.Load()},
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{Code: "upstream_rate_limited", Count: observed.upstreamRateLimited.Load()},
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{Code: "upstream_unavailable", Count: observed.upstreamUnavailable.Load()},
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{Code: "upstream_invalid_response", Count: observed.upstreamInvalidResponse.Load()},
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{Code: "upstream_auth_failed", Count: observed.upstreamAuthFailed.Load()},
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{Code: "upstream_request_rejected", Count: observed.upstreamRequestRejected.Load()},
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{Code: "gateway_rate_limited", Count: observed.gatewayRateLimited.Load()},
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{Code: "storage_write_failed", Count: observed.storageWriteFailed.Load()},
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{Code: "storage_read_failed", Count: observed.storageReadFailed.Load()},
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{Code: "result_expired", Count: observed.resultExpired.Load()},
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{Code: "result_unavailable", Count: observed.resultUnavailable.Load()},
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{Code: "invalid_parameter", Count: observed.invalidParameter.Load()},
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{Code: "gateway_error", Count: observed.gatewayError.Load()},
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}
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}
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