feat: Add InfluxDB time-series storage with usage, system, and charging metrics tracking

- Add TimeSeriesStorage with InfluxDB client, write API, and query API for org/bucket
- Add metric types: MetricPoint, UsageMetrics, SystemMetrics, ChargingMetrics with subscriber/IMSI/transaction fields
- Add StoreUsageMetrics, StoreSystemMetrics, StoreChargingMetrics, and StorePacketMetrics to write metrics to InfluxDB
- Add GetUsageStats to query subscriber usage statistics for time range with last aggreg
This commit is contained in:
nutcas3
2026-04-17 15:53:06 +03:00
parent a1222025e0
commit 2fa56f0d83
@@ -0,0 +1,387 @@
package metrics
import (
"context"
"fmt"
"time"
influxdb2 "github.com/influxdata/influxdb-client-go/v2"
"github.com/influxdata/influxdb-client-go/v2/api"
)
// TimeSeriesStorage handles advanced time-series metrics storage
type TimeSeriesStorage struct {
client api.WriteAPIBlocking
queryAPI api.QueryAPI
org string
bucket string
}
// MetricPoint represents a single metric data point
type MetricPoint struct {
Measurement string `json:"measurement"`
Tags map[string]string `json:"tags"`
Fields map[string]any `json:"fields"`
Timestamp time.Time `json:"timestamp"`
}
// UsageMetrics represents usage metrics for time-series storage
type UsageMetrics struct {
SubscriberID string `json:"subscriber_id"`
IMSI string `json:"imsi"`
DataUp int64 `json:"data_up"`
DataDown int64 `json:"data_down"`
VoiceSeconds int64 `json:"voice_seconds"`
SMSCount int64 `json:"sms_count"`
Timestamp time.Time `json:"timestamp"`
}
// SystemMetrics represents system metrics for time-series storage
type SystemMetrics struct {
ActiveSessions int `json:"active_sessions"`
CPUUsage float64 `json:"cpu_usage"`
MemoryUsage float64 `json:"memory_usage"`
NetworkRX int64 `json:"network_rx"`
NetworkTX int64 `json:"network_tx"`
Timestamp time.Time `json:"timestamp"`
}
// ChargingMetrics represents charging metrics for time-series storage
type ChargingMetrics struct {
SubscriberID string `json:"subscriber_id"`
Balance float64 `json:"balance"`
TransactionID string `json:"transaction_id"`
Amount float64 `json:"amount"`
Currency string `json:"currency"`
Status string `json:"status"`
Timestamp time.Time `json:"timestamp"`
}
// NewTimeSeriesStorage creates a new time-series storage client
func NewTimeSeriesStorage(url, token, org, bucket string) (*TimeSeriesStorage, error) {
client := influxdb2.NewClient(url, token)
writeAPI := client.WriteAPIBlocking(org, bucket)
queryAPI := client.QueryAPI(org)
return &TimeSeriesStorage{
client: writeAPI,
queryAPI: queryAPI,
org: org,
bucket: bucket,
}, nil
}
// StoreUsageMetrics stores usage metrics in InfluxDB
func (ts *TimeSeriesStorage) StoreUsageMetrics(ctx context.Context, metrics UsageMetrics) error {
point := influxdb2.NewPoint(
"usage",
map[string]string{
"subscriber_id": metrics.SubscriberID,
"imsi": metrics.IMSI,
},
map[string]interface{}{
"data_up": metrics.DataUp,
"data_down": metrics.DataDown,
"voice_seconds": metrics.VoiceSeconds,
"sms_count": metrics.SMSCount,
},
metrics.Timestamp,
)
return ts.client.WritePoint(ctx, point)
}
// StoreSystemMetrics stores system metrics in InfluxDB
func (ts *TimeSeriesStorage) StoreSystemMetrics(ctx context.Context, metrics SystemMetrics) error {
point := influxdb2.NewPoint(
"system",
map[string]string{},
map[string]interface{}{
"active_sessions": metrics.ActiveSessions,
"cpu_usage": metrics.CPUUsage,
"memory_usage": metrics.MemoryUsage,
"network_rx": metrics.NetworkRX,
"network_tx": metrics.NetworkTX,
},
metrics.Timestamp,
)
return ts.client.WritePoint(ctx, point)
}
// StoreChargingMetrics stores charging metrics in InfluxDB
func (ts *TimeSeriesStorage) StoreChargingMetrics(ctx context.Context, metrics ChargingMetrics) error {
point := influxdb2.NewPoint(
"charging",
map[string]string{
"subscriber_id": metrics.SubscriberID,
"transaction_id": metrics.TransactionID,
"currency": metrics.Currency,
"status": metrics.Status,
},
map[string]interface{}{
"balance": metrics.Balance,
"amount": metrics.Amount,
},
metrics.Timestamp,
)
return ts.client.WritePoint(ctx, point)
}
// StorePacketMetrics stores packet processing metrics in InfluxDB
func (ts *TimeSeriesStorage) StorePacketMetrics(ctx context.Context, subscriberID string, packetsProcessed, packetsDropped int64, bytesProcessed int64) error {
point := influxdb2.NewPoint(
"packets",
map[string]string{
"subscriber_id": subscriberID,
},
map[string]interface{}{
"packets_processed": packetsProcessed,
"packets_dropped": packetsDropped,
"bytes_processed": bytesProcessed,
},
time.Now(),
)
return ts.client.WritePoint(ctx, point)
}
// GetUsageStats retrieves usage statistics for a time range
func (ts *TimeSeriesStorage) GetUsageStats(ctx context.Context, subscriberID string, start, end time.Time) (*UsageMetrics, error) {
query := fmt.Sprintf(`
from(bucket: "%s")
|> range(start: %s, stop: %s)
|> filter(fn: (r) => r._measurement == "usage")
|> filter(fn: (r) => r.subscriber_id == "%s")
|> last()
`, ts.bucket, start.Format(time.RFC3339), end.Format(time.RFC3339), subscriberID)
result, err := ts.queryAPI.Query(ctx, query)
if err != nil {
return nil, fmt.Errorf("failed to query usage stats: %w", err)
}
var metrics UsageMetrics
for result.Next() {
record := result.Record()
metrics = UsageMetrics{
SubscriberID: record.ValueByKey("subscriber_id").(string),
IMSI: record.ValueByKey("imsi").(string),
DataUp: record.ValueByKey("data_up").(int64),
DataDown: record.ValueByKey("data_down").(int64),
VoiceSeconds: record.ValueByKey("voice_seconds").(int64),
SMSCount: record.ValueByKey("sms_count").(int64),
Timestamp: record.Time(),
}
}
if result.Err() != nil {
return nil, result.Err()
}
return &metrics, nil
}
// GetSystemMetricsHistory retrieves system metrics history
func (ts *TimeSeriesStorage) GetSystemMetricsHistory(ctx context.Context, start, end time.Time, interval string) ([]SystemMetrics, error) {
query := fmt.Sprintf(`
from(bucket: "%s")
|> range(start: %s, stop: %s)
|> filter(fn: (r) => r._measurement == "system")
|> aggregateWindow(every: %s, fn: mean, createEmpty: false)
|> yield(name: "mean")
`, ts.bucket, start.Format(time.RFC3339), end.Format(time.RFC3339), interval)
result, err := ts.queryAPI.Query(ctx, query)
if err != nil {
return nil, fmt.Errorf("failed to query system metrics: %w", err)
}
var metrics []SystemMetrics
for result.Next() {
record := result.Record()
metric := SystemMetrics{
ActiveSessions: int(record.ValueByKey("active_sessions").(int64)),
CPUUsage: record.ValueByKey("cpu_usage").(float64),
MemoryUsage: record.ValueByKey("memory_usage").(float64),
NetworkRX: record.ValueByKey("network_rx").(int64),
NetworkTX: record.ValueByKey("network_tx").(int64),
Timestamp: record.Time(),
}
metrics = append(metrics, metric)
}
if result.Err() != nil {
return nil, result.Err()
}
return metrics, nil
}
// GetSubscriberUsageHistory retrieves usage history for a subscriber
func (ts *TimeSeriesStorage) GetSubscriberUsageHistory(ctx context.Context, subscriberID string, start, end time.Time, interval string) ([]UsageMetrics, error) {
query := fmt.Sprintf(`
from(bucket: "%s")
|> range(start: %s, stop: %s)
|> filter(fn: (r) => r._measurement == "usage")
|> filter(fn: (r) => r.subscriber_id == "%s")
|> aggregateWindow(every: %s, fn: sum, createEmpty: false)
|> yield(name: "sum")
`, ts.bucket, start.Format(time.RFC3339), end.Format(time.RFC3339), subscriberID, interval)
result, err := ts.queryAPI.Query(ctx, query)
if err != nil {
return nil, fmt.Errorf("failed to query subscriber usage: %w", err)
}
var metrics []UsageMetrics
for result.Next() {
record := result.Record()
metric := UsageMetrics{
SubscriberID: subscriberID,
IMSI: record.ValueByKey("imsi").(string),
DataUp: record.ValueByKey("data_up").(int64),
DataDown: record.ValueByKey("data_down").(int64),
VoiceSeconds: record.ValueByKey("voice_seconds").(int64),
SMSCount: record.ValueByKey("sms_count").(int64),
Timestamp: record.Time(),
}
metrics = append(metrics, metric)
}
if result.Err() != nil {
return nil, result.Err()
}
return metrics, nil
}
// GetChargingHistory retrieves charging history for a subscriber
func (ts *TimeSeriesStorage) GetChargingHistory(ctx context.Context, subscriberID string, start, end time.Time) ([]ChargingMetrics, error) {
query := fmt.Sprintf(`
from(bucket: "%s")
|> range(start: %s, stop: %s)
|> filter(fn: (r) => r._measurement == "charging")
|> filter(fn: (r) => r.subscriber_id == "%s")
|> sort(columns: ["_time"])
`, ts.bucket, start.Format(time.RFC3339), end.Format(time.RFC3339), subscriberID)
result, err := ts.queryAPI.Query(ctx, query)
if err != nil {
return nil, fmt.Errorf("failed to query charging history: %w", err)
}
var metrics []ChargingMetrics
for result.Next() {
record := result.Record()
metric := ChargingMetrics{
SubscriberID: record.ValueByKey("subscriber_id").(string),
TransactionID: record.ValueByKey("transaction_id").(string),
Balance: record.ValueByKey("balance").(float64),
Amount: record.ValueByKey("amount").(float64),
Currency: record.ValueByKey("currency").(string),
Status: record.ValueByKey("status").(string),
Timestamp: record.Time(),
}
metrics = append(metrics, metric)
}
if result.Err() != nil {
return nil, result.Err()
}
return metrics, nil
}
// GetTopDataUsers retrieves top data users for a time period
func (ts *TimeSeriesStorage) GetTopDataUsers(ctx context.Context, start, end time.Time, limit int) ([]map[string]interface{}, error) {
query := fmt.Sprintf(`
from(bucket: "%s")
|> range(start: %s, stop: %s)
|> filter(fn: (r) => r._measurement == "usage")
|> group(columns: ["subscriber_id"])
|> sum(columns: ["data_up", "data_down"])
|> map(fn: (r) => ({r with total_data: r.data_up + r.data_down}))
|> sort(columns: ["total_data"], desc: true)
|> limit(n: %d)
`, ts.bucket, start.Format(time.RFC3339), end.Format(time.RFC3339), limit)
result, err := ts.queryAPI.Query(ctx, query)
if err != nil {
return nil, fmt.Errorf("failed to query top data users: %w", err)
}
var users []map[string]interface{}
for result.Next() {
record := result.Record()
user := map[string]interface{}{
"subscriber_id": record.ValueByKey("subscriber_id"),
"total_data": record.ValueByKey("total_data"),
"data_up": record.ValueByKey("data_up"),
"data_down": record.ValueByKey("data_down"),
}
users = append(users, user)
}
if result.Err() != nil {
return nil, result.Err()
}
return users, nil
}
// Close closes the InfluxDB client connection
func (ts *TimeSeriesStorage) Close() {
// InfluxDB client doesn't need explicit closing in v2
}
// MetricsCollectorWithTimeSeries extends MetricsCollector with time-series storage
type MetricsCollectorWithTimeSeries struct {
*MetricsCollector
timeSeries *TimeSeriesStorage
}
// NewMetricsCollectorWithTimeSeries creates a new metrics collector with time-series storage
func NewMetricsCollectorWithTimeSeries(prometheusCollector *MetricsCollector, timeSeries *TimeSeriesStorage) *MetricsCollectorWithTimeSeries {
return &MetricsCollectorWithTimeSeries{
MetricsCollector: prometheusCollector,
timeSeries: timeSeries,
}
}
// StoreUsageMetricsInTimeSeries stores usage metrics in both Prometheus and time-series
func (mc *MetricsCollectorWithTimeSeries) StoreUsageMetricsInTimeSeries(ctx context.Context, metrics UsageMetrics) error {
// Update Prometheus metrics
mc.RecordDataUsage(metrics.SubscriberID, "up", metrics.DataUp)
mc.RecordDataUsage(metrics.SubscriberID, "down", metrics.DataDown)
mc.RecordVoiceUsage(metrics.SubscriberID, metrics.VoiceSeconds)
mc.RecordSMSUsage(metrics.SubscriberID, metrics.SMSCount)
// Store in time-series
return mc.timeSeries.StoreUsageMetrics(ctx, metrics)
}
// StoreSystemMetricsInTimeSeries stores system metrics in both Prometheus and time-series
func (mc *MetricsCollectorWithTimeSeries) StoreSystemMetricsInTimeSeries(ctx context.Context, metrics SystemMetrics) error {
// Update Prometheus metrics
mc.UpdateActiveSessions(metrics.ActiveSessions)
// Store in time-series
return mc.timeSeries.StoreSystemMetrics(ctx, metrics)
}
// StoreChargingMetricsInTimeSeries stores charging metrics in both Prometheus and time-series
func (mc *MetricsCollectorWithTimeSeries) StoreChargingMetricsInTimeSeries(ctx context.Context, metrics ChargingMetrics) error {
// Update Prometheus metrics
mc.UpdateCreditBalance(metrics.SubscriberID, metrics.Balance)
mc.RecordPaymentTransaction(metrics.Status, "stripe")
// Store in time-series
return mc.timeSeries.StoreChargingMetrics(ctx, metrics)
}
// GetTimeSeriesStorage returns the time-series storage instance
func (mc *MetricsCollectorWithTimeSeries) GetTimeSeriesStorage() *TimeSeriesStorage {
return mc.timeSeries
}