136 lines
4.2 KiB
Go
136 lines
4.2 KiB
Go
package service
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import (
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"encoding/json"
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"strings"
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"time"
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"github.com/gin-gonic/gin"
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)
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// Gin context keys used by Ops error logger for capturing upstream error details.
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// These keys are set by gateway services and consumed by handler/ops_error_logger.go.
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const (
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OpsUpstreamStatusCodeKey = "ops_upstream_status_code"
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OpsUpstreamErrorMessageKey = "ops_upstream_error_message"
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OpsUpstreamErrorDetailKey = "ops_upstream_error_detail"
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OpsUpstreamErrorsKey = "ops_upstream_errors"
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// Best-effort capture of the current upstream request body so ops can
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// retry the specific upstream attempt (not just the client request).
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// This value is sanitized+trimmed before being persisted.
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OpsUpstreamRequestBodyKey = "ops_upstream_request_body"
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// OpsSkipPassthroughKey 由 applyErrorPassthroughRule 在命中 skip_monitoring=true 的规则时设置。
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// ops_error_logger 中间件检查此 key,为 true 时跳过错误记录。
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OpsSkipPassthroughKey = "ops_skip_passthrough"
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)
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func setOpsUpstreamError(c *gin.Context, upstreamStatusCode int, upstreamMessage, upstreamDetail string) {
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if c == nil {
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return
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}
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if upstreamStatusCode > 0 {
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c.Set(OpsUpstreamStatusCodeKey, upstreamStatusCode)
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}
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if msg := strings.TrimSpace(upstreamMessage); msg != "" {
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c.Set(OpsUpstreamErrorMessageKey, msg)
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}
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if detail := strings.TrimSpace(upstreamDetail); detail != "" {
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c.Set(OpsUpstreamErrorDetailKey, detail)
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}
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}
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// OpsUpstreamErrorEvent describes one upstream error attempt during a single gateway request.
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// It is stored in ops_error_logs.upstream_errors as a JSON array.
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type OpsUpstreamErrorEvent struct {
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AtUnixMs int64 `json:"at_unix_ms,omitempty"`
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// Context
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Platform string `json:"platform,omitempty"`
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AccountID int64 `json:"account_id,omitempty"`
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AccountName string `json:"account_name,omitempty"`
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// Outcome
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UpstreamStatusCode int `json:"upstream_status_code,omitempty"`
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UpstreamRequestID string `json:"upstream_request_id,omitempty"`
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// Best-effort upstream request capture (sanitized+trimmed).
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// Required for retrying a specific upstream attempt.
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UpstreamRequestBody string `json:"upstream_request_body,omitempty"`
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// Best-effort upstream response capture (sanitized+trimmed).
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UpstreamResponseBody string `json:"upstream_response_body,omitempty"`
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// Kind: http_error | request_error | retry_exhausted | failover
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Kind string `json:"kind,omitempty"`
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Message string `json:"message,omitempty"`
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Detail string `json:"detail,omitempty"`
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}
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func appendOpsUpstreamError(c *gin.Context, ev OpsUpstreamErrorEvent) {
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if c == nil {
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return
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}
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if ev.AtUnixMs <= 0 {
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ev.AtUnixMs = time.Now().UnixMilli()
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}
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ev.Platform = strings.TrimSpace(ev.Platform)
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ev.UpstreamRequestID = strings.TrimSpace(ev.UpstreamRequestID)
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ev.UpstreamRequestBody = strings.TrimSpace(ev.UpstreamRequestBody)
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ev.UpstreamResponseBody = strings.TrimSpace(ev.UpstreamResponseBody)
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ev.Kind = strings.TrimSpace(ev.Kind)
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ev.Message = strings.TrimSpace(ev.Message)
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ev.Detail = strings.TrimSpace(ev.Detail)
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if ev.Message != "" {
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ev.Message = sanitizeUpstreamErrorMessage(ev.Message)
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}
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// If the caller didn't explicitly pass upstream request body but the gateway
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// stored it on the context, attach it so ops can retry this specific attempt.
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if ev.UpstreamRequestBody == "" {
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if v, ok := c.Get(OpsUpstreamRequestBodyKey); ok {
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if s, ok := v.(string); ok {
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ev.UpstreamRequestBody = strings.TrimSpace(s)
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}
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}
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}
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var existing []*OpsUpstreamErrorEvent
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if v, ok := c.Get(OpsUpstreamErrorsKey); ok {
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if arr, ok := v.([]*OpsUpstreamErrorEvent); ok {
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existing = arr
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}
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}
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evCopy := ev
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existing = append(existing, &evCopy)
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c.Set(OpsUpstreamErrorsKey, existing)
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}
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func marshalOpsUpstreamErrors(events []*OpsUpstreamErrorEvent) *string {
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if len(events) == 0 {
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return nil
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}
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// Ensure we always store a valid JSON value.
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raw, err := json.Marshal(events)
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if err != nil || len(raw) == 0 {
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return nil
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}
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s := string(raw)
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return &s
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}
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func ParseOpsUpstreamErrors(raw string) ([]*OpsUpstreamErrorEvent, error) {
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raw = strings.TrimSpace(raw)
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if raw == "" {
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return []*OpsUpstreamErrorEvent{}, nil
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}
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var out []*OpsUpstreamErrorEvent
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if err := json.Unmarshal([]byte(raw), &out); err != nil {
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return nil, err
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}
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return out, nil
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}
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