119 lines
2.4 KiB
Go
119 lines
2.4 KiB
Go
package common
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import (
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"sync"
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"time"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/status-im/status-go/eth-node/types"
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)
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type Measure struct {
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Timestamp int64
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Size uint64
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}
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type StatsTracker struct {
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Uploads []Measure
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Downloads []Measure
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statsMutex sync.Mutex
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}
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const measurementPeriod = 15 * time.Second
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func measure(input interface{}) (*Measure, error) {
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b, err := rlp.EncodeToBytes(input)
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if err != nil {
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return nil, err
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}
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return &Measure{
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Timestamp: time.Now().UnixNano(),
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Size: uint64(len(b)),
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}, nil
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}
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func (s *StatsTracker) AddUpload(input interface{}) {
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go func(input interface{}) {
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m, err := measure(input)
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if err != nil {
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return
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}
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s.statsMutex.Lock()
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defer s.statsMutex.Unlock()
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s.Uploads = append(s.Uploads, *m)
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}(input)
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}
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func (s *StatsTracker) AddDownload(input interface{}) {
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go func(input interface{}) {
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m, err := measure(input)
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if err != nil {
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return
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}
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s.statsMutex.Lock()
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defer s.statsMutex.Unlock()
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s.Downloads = append(s.Downloads, *m)
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}(input)
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}
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func (s *StatsTracker) AddUploadBytes(size uint64) {
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go func(size uint64) {
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m := Measure{
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Timestamp: time.Now().UnixNano(),
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Size: size,
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}
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s.statsMutex.Lock()
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defer s.statsMutex.Unlock()
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s.Uploads = append(s.Uploads, m)
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}(size)
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}
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func (s *StatsTracker) AddDownloadBytes(size uint64) {
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go func(size uint64) {
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m := Measure{
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Timestamp: time.Now().UnixNano(),
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Size: size,
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}
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s.statsMutex.Lock()
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defer s.statsMutex.Unlock()
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s.Downloads = append(s.Downloads, m)
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}(size)
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}
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func calculateAverage(measures []Measure, minTime int64) (validMeasures []Measure, rate uint64) {
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for _, m := range measures {
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if m.Timestamp > minTime {
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// Only use recent measures
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validMeasures = append(validMeasures, m)
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rate += m.Size
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}
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}
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rate /= (uint64(measurementPeriod) / uint64(1*time.Second))
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return
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}
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func (s *StatsTracker) GetRatePerSecond() (uploadRate uint64, downloadRate uint64) {
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s.statsMutex.Lock()
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defer s.statsMutex.Unlock()
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minTime := time.Now().Add(-measurementPeriod).UnixNano()
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s.Uploads, uploadRate = calculateAverage(s.Uploads, minTime)
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s.Downloads, downloadRate = calculateAverage(s.Downloads, minTime)
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return
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}
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func (s *StatsTracker) GetStats() types.StatsSummary {
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uploadRate, downloadRate := s.GetRatePerSecond()
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summary := types.StatsSummary{
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UploadRate: uploadRate,
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DownloadRate: downloadRate,
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}
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return summary
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}
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