added linux iperf processing
Ben Grewell
4 years ago
parent
10cf19535e
commit
ff7e624a59
@ -0,0 +1,118 @@
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package iperf
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import (
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"fmt"
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"github.com/BGrewell/go-conversions"
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"github.com/BGrewell/tail"
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"log"
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"strconv"
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"strings"
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)
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/*
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Connecting to host 10.254.100.100, port 5201
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[ 4] local 192.168.3.182 port 54104 connected to 10.254.100.100 port 5201
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[ ID] Interval Transfer Bandwidth Retr Cwnd
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[ 4] 0.00-1.00 sec 109 MBytes 913 Mbits/sec 13 634 KBytes (omitted)
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[ 4] 1.00-2.00 sec 110 MBytes 927 Mbits/sec 7 550 KBytes (omitted)
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[ 4] 2.00-3.00 sec 109 MBytes 918 Mbits/sec 6 559 KBytes (omitted)
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[ 4] 3.00-4.00 sec 111 MBytes 930 Mbits/sec 6 690 KBytes (omitted)
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[ 4] 4.00-5.00 sec 111 MBytes 933 Mbits/sec 0 803 KBytes (omitted)
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[ 4] 5.00-6.00 sec 111 MBytes 933 Mbits/sec 6 673 KBytes (omitted)
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[ 4] 6.00-7.00 sec 111 MBytes 932 Mbits/sec 6 605 KBytes (omitted)
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[ 4] 7.00-8.00 sec 110 MBytes 925 Mbits/sec 0 732 KBytes (omitted)
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[ 4] 8.00-9.00 sec 111 MBytes 932 Mbits/sec 0 840 KBytes (omitted)
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[ 4] 9.00-10.00 sec 110 MBytes 923 Mbits/sec 6 690 KBytes (omitted)
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[ 4] 0.00-1.00 sec 111 MBytes 928 Mbits/sec 6 618 KBytes
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[ 4] 1.00-2.00 sec 111 MBytes 931 Mbits/sec 0 745 KBytes
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[ 4] 2.00-3.00 sec 111 MBytes 929 Mbits/sec 11 614 KBytes
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[ 4] 3.00-4.00 sec 110 MBytes 922 Mbits/sec 6 551 KBytes
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[ 4] 4.00-5.00 sec 111 MBytes 933 Mbits/sec 6 519 KBytes
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[ 4] 5.00-6.00 sec 111 MBytes 928 Mbits/sec 0 663 KBytes
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[ 4] 6.00-7.00 sec 111 MBytes 932 Mbits/sec 0 783 KBytes
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[ 4] 7.00-8.00 sec 111 MBytes 933 Mbits/sec 6 656 KBytes
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[ 4] 8.00-9.00 sec 111 MBytes 933 Mbits/sec 6 598 KBytes
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[ 4] 9.00-10.00 sec 110 MBytes 925 Mbits/sec 0 728 KBytes
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[ 4] 10.00-11.00 sec 111 MBytes 933 Mbits/sec 0 839 KBytes
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[ 4] 11.00-12.00 sec 109 MBytes 918 Mbits/sec 6 680 KBytes
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[ 4] 12.00-12.24 sec 25.0 MBytes 888 Mbits/sec 0 711 KBytes
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- - - - - - - - - - - - - - - - - - - - - - - - -
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[ ID] Interval Transfer Bandwidth Retr
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[ 4] 0.00-12.24 sec 1.32 GBytes 928 Mbits/sec 47 sender
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[ 4] 0.00-12.24 sec 0.00 Bytes 0.00 bits/sec receiver
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iperf Done.
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*/
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func (r *Reporter) runLogProcessor() {
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tailer, err := tail.TailFile(r.LogFile, tail.Config{
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Follow: true,
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ReOpen: true,
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Poll: true,
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MustExist: true,
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})
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if err != nil {
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log.Fatalf("failed to tail log file: %v", err)
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}
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for line := range tailer.Lines {
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// TODO: For now this only cares about individual streams it ignores the sum lines
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if len(line.Text) > 5 {
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id := line.Text[1:4]
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stream, err := strconv.Atoi(strings.TrimSpace(id))
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if err != nil {
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continue
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}
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fields := strings.Fields(line.Text[5:])
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if len(fields) >= 6 {
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if fields[0] == "local" {
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continue
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}
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timeFields := strings.Split(fields[0], "-")
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start, err := strconv.ParseFloat(timeFields[0], 32)
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if err != nil {
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log.Printf("failed to convert start time: %s\n", err)
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}
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end, err := strconv.ParseFloat(timeFields[1], 32)
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transferedStr := fmt.Sprintf("%s%s", fields[2], fields[3])
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transferedBytes, err := conversions.StringBitRateToInt(transferedStr)
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if err != nil {
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log.Printf("failed to convert units: %s\n", err)
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}
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transferedBytes = transferedBytes / 8
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rateStr := fmt.Sprintf("%s%s", fields[4], fields[5])
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rate, err := conversions.StringBitRateToInt(rateStr)
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if err != nil {
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log.Printf("failed to convert units: %s\n", err)
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}
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retrans := strconv.Atoi(fields[6])
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cwndStr := fmt.Sprintf("%s%s", fields[7], fields[8])
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cwnd, err := conversions.StringBitRateToInt(cwndStr)
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if err != nil {
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log.Printf("failed to convert units: %s\n", err)
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}
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cwnd = cwnd / 8
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omitted := false
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if len(fields) >= 10 && fields[9] == "(omitted)" {
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omitted = true
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}
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report := &StreamIntervalReport{
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Socket: stream,
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StartInterval: float32(start),
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EndInterval: float32(end),
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Seconds: float32(end - start),
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Bytes: int(transferedBytes),
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BitsPerSecond: float64(rate),
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Retransmissions: retrans,
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CongestionWindow: cwnd,
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Omitted: omitted,
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}
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r.ReportingChannel <- report
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}
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}
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if !r.running {
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return
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}
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}
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}
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@ -0,0 +1,73 @@
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package iperf
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import (
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"fmt"
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"github.com/BGrewell/go-conversions"
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"github.com/BGrewell/tail"
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"log"
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"strconv"
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"strings"
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)
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func (r *Reporter) runLogProcessor() {
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tailer, err := tail.TailFile(r.LogFile, tail.Config{
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Follow: true,
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ReOpen: true,
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Poll: true,
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MustExist: true,
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})
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if err != nil {
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log.Fatalf("failed to tail log file: %v", err)
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}
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for line := range tailer.Lines {
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// TODO: For now this only cares about individual streams it ignores the sum lines
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if len(line.Text) > 5 {
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id := line.Text[1:4]
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stream, err := strconv.Atoi(strings.TrimSpace(id))
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if err != nil {
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continue
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}
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fields := strings.Fields(line.Text[5:])
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if len(fields) >= 6 {
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if fields[0] == "local" {
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continue
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}
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timeFields := strings.Split(fields[0], "-")
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start, err := strconv.ParseFloat(timeFields[0], 32)
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if err != nil {
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log.Printf("failed to convert start time: %s\n", err)
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}
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end, err := strconv.ParseFloat(timeFields[1], 32)
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transferedStr := fmt.Sprintf("%s%s", fields[2], fields[3])
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transferedBytes, err := conversions.StringBitRateToInt(transferedStr)
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if err != nil {
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log.Printf("failed to convert units: %s\n", err)
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}
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transferedBytes = transferedBytes / 8
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rateStr := fmt.Sprintf("%s%s", fields[4], fields[5])
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rate, err := conversions.StringBitRateToInt(rateStr)
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if err != nil {
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log.Printf("failed to convert units: %s\n", err)
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}
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omitted := false
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if len(fields) >= 7 && fields[6] == "(omitted)" {
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omitted = true
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}
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report := &StreamIntervalReport{
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Socket: stream,
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StartInterval: float32(start),
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EndInterval: float32(end),
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Seconds: float32(end - start),
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Bytes: int(transferedBytes),
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BitsPerSecond: float64(rate),
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Omitted: omitted,
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}
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r.ReportingChannel <- report
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}
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}
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if !r.running {
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return
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}
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}
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}
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