66 lines
2.5 KiB
Go
66 lines
2.5 KiB
Go
package observability
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import (
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"context"
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"errors"
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"time"
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)
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// BusinessSnapshot 是存储层返回的固定基数业务快照。
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// Map 的键只由存储层固定状态集合产生，Registry 仍只向目录中的标签写值。
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type BusinessSnapshot struct {
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// TaskStates Pulse 任务状态的有界计数。
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TaskStates map[string]uint64
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// TaskOldestAgeSeconds 未完成任务中最早可处理记录的年龄。
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TaskOldestAgeSeconds float64
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// DeliveryStates 结果交付状态的有界计数。
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DeliveryStates map[string]uint64
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// DeliveryOldestAgeSeconds 待处理交付中最早可处理记录的年龄。
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DeliveryOldestAgeSeconds float64
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// WorkflowStates Weave 实例状态的有界计数。
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WorkflowStates map[string]uint64
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// WorkflowOldestAgeSeconds 未终结流程中最早更新时间的年龄。
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WorkflowOldestAgeSeconds float64
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// Truncated 是否至少有一类状态达到采样上限。
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Truncated bool
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}
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// RecordBusinessSnapshot records one bounded database sample. A failed sample
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// does not overwrite the last successful state, so stale data remains visible
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// together with an error counter and alertable last-success timestamp.
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func (r *Registry) RecordBusinessSnapshot(snapshot BusinessSnapshot, started time.Time, err error) {
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if r == nil {
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return
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}
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outcome := "success"
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if err != nil {
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outcome = "error"
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if errors.Is(err, context.DeadlineExceeded) {
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outcome = "timeout"
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}
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}
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r.AddCounter("orbit_business_snapshot_total", 1, Labels{"outcome": outcome})
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r.ObserveHistogram("orbit_business_snapshot_duration_seconds", time.Since(started).Seconds(), nil)
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if err != nil {
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return
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}
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for _, state := range taskStates {
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r.SetGauge("orbit_pulse_tasks_state", float64(snapshot.TaskStates[state]), Labels{"state": state})
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}
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for _, state := range deliveryStates {
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r.SetGauge("orbit_result_deliveries_state", float64(snapshot.DeliveryStates[state]), Labels{"state": state})
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}
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for _, state := range workflowStates {
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r.SetGauge("orbit_weave_workflows_state", float64(snapshot.WorkflowStates[state]), Labels{"state": state})
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}
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r.SetGauge("orbit_pulse_tasks_oldest_age_seconds", snapshot.TaskOldestAgeSeconds, nil)
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r.SetGauge("orbit_result_delivery_oldest_age_seconds", snapshot.DeliveryOldestAgeSeconds, nil)
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r.SetGauge("orbit_weave_workflow_oldest_age_seconds", snapshot.WorkflowOldestAgeSeconds, nil)
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truncated := 0.0
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if snapshot.Truncated {
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truncated = 1
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}
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r.SetGauge("orbit_business_snapshot_truncated", truncated, nil)
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r.SetGauge("orbit_business_snapshot_last_success_timestamp_seconds", float64(time.Now().Unix()), nil)
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}
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