package api import ( "context" "time" "github.com/grafana/grafana/pkg/infra/db" ) func (hs *HTTPServer) databaseHealthy(ctx context.Context) bool { const cacheKey = "db-healthy" if cached, found := hs.CacheService.Get(cacheKey); found { return cached.(bool) } err := hs.SQLStore.WithDbSession(ctx, func(session *db.Session) error { _, err := session.Exec("SELECT 1") return err }) healthy := err == nil hs.CacheService.Set(cacheKey, healthy, time.Second*5) return healthy }