91 lines
3.0 KiB
Go
91 lines
3.0 KiB
Go
package service
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import (
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"context"
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"database/sql"
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"errors"
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"log"
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"time"
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infraerrors "github.com/Wei-Shaw/sub2api/internal/pkg/errors"
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)
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func (s *OpsService) GetDashboardOverview(ctx context.Context, filter *OpsDashboardFilter) (*OpsDashboardOverview, error) {
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if err := s.RequireMonitoringEnabled(ctx); err != nil {
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return nil, err
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}
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if s.opsRepo == nil {
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return nil, infraerrors.ServiceUnavailable("OPS_REPO_UNAVAILABLE", "Ops repository not available")
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}
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if filter == nil {
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return nil, infraerrors.BadRequest("OPS_FILTER_REQUIRED", "filter is required")
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}
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if filter.StartTime.IsZero() || filter.EndTime.IsZero() {
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return nil, infraerrors.BadRequest("OPS_TIME_RANGE_REQUIRED", "start_time/end_time are required")
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}
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if filter.StartTime.After(filter.EndTime) {
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return nil, infraerrors.BadRequest("OPS_TIME_RANGE_INVALID", "start_time must be <= end_time")
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}
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// Resolve query mode (requested via query param, or DB default).
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filter.QueryMode = s.resolveOpsQueryMode(ctx, filter.QueryMode)
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overview, err := s.opsRepo.GetDashboardOverview(ctx, filter)
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if err != nil {
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if errors.Is(err, ErrOpsPreaggregatedNotPopulated) {
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return nil, infraerrors.Conflict("OPS_PREAGG_NOT_READY", "Pre-aggregated ops metrics are not populated yet")
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}
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return nil, err
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}
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// Best-effort system health + jobs; dashboard metrics should still render if these are missing.
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if metrics, err := s.opsRepo.GetLatestSystemMetrics(ctx, 1); err == nil {
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// Attach config-derived limits so the UI can show "current / max" for connection pools.
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// These are best-effort and should never block the dashboard rendering.
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if s != nil && s.cfg != nil {
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if s.cfg.Database.MaxOpenConns > 0 {
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metrics.DBMaxOpenConns = intPtr(s.cfg.Database.MaxOpenConns)
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}
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if s.cfg.Redis.PoolSize > 0 {
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metrics.RedisPoolSize = intPtr(s.cfg.Redis.PoolSize)
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}
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}
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overview.SystemMetrics = metrics
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} else if err != nil && !errors.Is(err, sql.ErrNoRows) {
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log.Printf("[Ops] GetLatestSystemMetrics failed: %v", err)
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}
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if heartbeats, err := s.opsRepo.ListJobHeartbeats(ctx); err == nil {
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overview.JobHeartbeats = heartbeats
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} else {
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log.Printf("[Ops] ListJobHeartbeats failed: %v", err)
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}
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overview.HealthScore = computeDashboardHealthScore(time.Now().UTC(), overview)
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return overview, nil
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}
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func (s *OpsService) resolveOpsQueryMode(ctx context.Context, requested OpsQueryMode) OpsQueryMode {
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if requested.IsValid() {
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// Allow "auto" to be disabled via config until preagg is proven stable in production.
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// Forced `preagg` via query param still works.
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if requested == OpsQueryModeAuto && s != nil && s.cfg != nil && !s.cfg.Ops.UsePreaggregatedTables {
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return OpsQueryModeRaw
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}
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return requested
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}
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mode := OpsQueryModeAuto
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if s != nil && s.settingRepo != nil {
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if raw, err := s.settingRepo.GetValue(ctx, SettingKeyOpsQueryModeDefault); err == nil {
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mode = ParseOpsQueryMode(raw)
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}
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}
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if mode == OpsQueryModeAuto && s != nil && s.cfg != nil && !s.cfg.Ops.UsePreaggregatedTables {
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return OpsQueryModeRaw
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}
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return mode
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}
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