package metrics import ( "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/pool" "github.com/prometheus/client_golang/prometheus" ) const ( poolSubsystem = "pool" ) const ( overallErrorsMetric = "overall_errors" overallNodeErrorsMetric = "overall_node_errors" overallNodeRequestsMetric = "overall_node_requests" currentErrorMetric = "current_errors" avgRequestDurationMetric = "avg_request_duration" ) const ( methodGetBalance = "get_balance" methodPutContainer = "put_container" methodGetContainer = "get_container" methodListContainer = "list_container" methodDeleteContainer = "delete_container" methodGetContainerEacl = "get_container_eacl" methodSetContainerEacl = "set_container_eacl" methodEndpointInfo = "endpoint_info" methodNetworkInfo = "network_info" methodPutObject = "put_object" methodDeleteObject = "delete_object" methodGetObject = "get_object" methodHeadObject = "head_object" methodRangeObject = "range_object" methodCreateSession = "create_session" ) type poolMetricsCollector struct { poolStatScraper StatisticScraper overallErrors prometheus.Gauge overallNodeErrors *prometheus.GaugeVec overallNodeRequests *prometheus.GaugeVec currentErrors *prometheus.GaugeVec requestDuration *prometheus.GaugeVec } func newPoolMetricsCollector(scraper StatisticScraper) *poolMetricsCollector { return &poolMetricsCollector{ poolStatScraper: scraper, overallErrors: mustNewGauge(appMetricsDesc[poolSubsystem][overallErrorsMetric]), overallNodeErrors: mustNewGaugeVec(appMetricsDesc[poolSubsystem][overallNodeErrorsMetric]), overallNodeRequests: mustNewGaugeVec(appMetricsDesc[poolSubsystem][overallNodeRequestsMetric]), currentErrors: mustNewGaugeVec(appMetricsDesc[poolSubsystem][currentErrorMetric]), requestDuration: mustNewGaugeVec(appMetricsDesc[poolSubsystem][avgRequestDurationMetric]), } } func (m *poolMetricsCollector) Collect(ch chan<- prometheus.Metric) { m.updateStatistic() m.overallErrors.Collect(ch) m.overallNodeErrors.Collect(ch) m.overallNodeRequests.Collect(ch) m.currentErrors.Collect(ch) m.requestDuration.Collect(ch) } func (m *poolMetricsCollector) Describe(descs chan<- *prometheus.Desc) { m.overallErrors.Describe(descs) m.overallNodeErrors.Describe(descs) m.overallNodeRequests.Describe(descs) m.currentErrors.Describe(descs) m.requestDuration.Describe(descs) } func (m *poolMetricsCollector) updateStatistic() { stat := m.poolStatScraper.Statistic() m.overallNodeErrors.Reset() m.overallNodeRequests.Reset() m.currentErrors.Reset() m.requestDuration.Reset() for _, node := range stat.Nodes() { m.overallNodeErrors.WithLabelValues(node.Address()).Set(float64(node.OverallErrors())) m.overallNodeRequests.WithLabelValues(node.Address()).Set(float64(node.Requests())) m.currentErrors.WithLabelValues(node.Address()).Set(float64(node.CurrentErrors())) m.updateRequestsDuration(node) } m.overallErrors.Set(float64(stat.OverallErrors())) } func (m *poolMetricsCollector) updateRequestsDuration(node pool.NodeStatistic) { m.requestDuration.WithLabelValues(node.Address(), methodGetBalance).Set(float64(node.AverageGetBalance().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodPutContainer).Set(float64(node.AveragePutContainer().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodGetContainer).Set(float64(node.AverageGetContainer().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodListContainer).Set(float64(node.AverageListContainer().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodDeleteContainer).Set(float64(node.AverageDeleteContainer().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodGetContainerEacl).Set(float64(node.AverageGetContainerEACL().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodSetContainerEacl).Set(float64(node.AverageSetContainerEACL().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodEndpointInfo).Set(float64(node.AverageEndpointInfo().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodNetworkInfo).Set(float64(node.AverageNetworkInfo().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodPutObject).Set(float64(node.AveragePutObject().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodDeleteObject).Set(float64(node.AverageDeleteObject().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodGetObject).Set(float64(node.AverageGetObject().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodHeadObject).Set(float64(node.AverageHeadObject().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodRangeObject).Set(float64(node.AverageRangeObject().Milliseconds())) m.requestDuration.WithLabelValues(node.Address(), methodCreateSession).Set(float64(node.AverageCreateSession().Milliseconds())) }