53 lines
1.6 KiB
Go
53 lines
1.6 KiB
Go
package main
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import (
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"context"
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"log"
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"os/signal"
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"syscall"
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"time"
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_ "github.com/go-sql-driver/mysql"
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"lingniu/vehicle-data-platform/apps/api/internal/config"
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"lingniu/vehicle-data-platform/apps/api/internal/platform"
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)
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func main() {
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cfg := config.Load()
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if cfg.MySQLDSN == "" {
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log.Fatal("MYSQL_DSN is required")
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}
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ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer stop()
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db, err := platform.OpenSQL(ctx, "mysql", cfg.MySQLDSN)
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if err != nil {
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log.Fatal(err)
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}
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defer db.Close()
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store := platform.NewProductionStore(db, nil, "").WithAlertStreamConfig(cfg.AlertStreamMode, cfg.AlertStreamKafkaGroup)
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service := platform.NewService(store)
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interval := cfg.AlertEvaluationInterval
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if interval < time.Second {
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interval = time.Second
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}
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ticker := time.NewTicker(interval)
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defer ticker.Stop()
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log.Printf("alert evaluator started interval=%s stream_mode=%s", interval, cfg.AlertStreamMode)
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for {
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started := time.Now()
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result, err := service.EvaluateAlerts(ctx)
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if err != nil {
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log.Printf("alert evaluation failed duration=%s error=%v", time.Since(started), err)
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} else {
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log.Printf("alert evaluation completed rules=%d vehicles=%d candidates_advanced=%d duplicate_observations=%d late_observations=%d stale_evidence_skipped=%d opened=%d recovered=%d duration=%s", result.RulesEvaluated, result.VehiclesScanned, result.CandidatesAdvanced, result.DuplicateObservations, result.LateObservations, result.StaleEvidenceSkipped, result.Opened, result.Recovered, time.Since(started))
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}
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select {
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case <-ctx.Done():
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log.Printf("alert evaluator stopped")
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return
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case <-ticker.C:
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}
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}
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}
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