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add closewait and synsent/synrecv #260

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Apr 19, 2024
Merged

add closewait and synsent/synrecv #260

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41 changes: 29 additions & 12 deletions pkg/exporter/probe/proctcpsummary/proctcp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,10 @@ const (
ModuleName = "proctcpsummary"

TCPEstablishedConn = "tcpestablishedconn"
TCPTimewaitConn = "tcptimewaitconn"
TCPTimeWaitConn = "tcptimewaitconn"
TCPCloseWaitConn = "tcpclosewaitconn"
TCPSynSentConn = "tcpsynsentconn"
TCPSynRecvConn = "tcpsynrecvconn"
TCPTXQueue = "tcptxqueue"
TCPRXQueue = "tcprxqueue"
TCPListenBacklog = "tcplistenbacklog"
Expand All @@ -33,9 +36,13 @@ const (
TCP_CLOSE:7 TCP_CLOSE_WAIT:8
TCP_LAST_ACL:9 TCPListen:10
TCP_CLOSING:11*/
TCPEstablished = uint64(1)
TCPTimewait = uint64(6)
TCPListen = uint64(10)

TCPEstablished = 1
TCPSynSent = 2
TCPSynRecv = 3
TCPTimewait = 6
TCPCloseWait = 8
TCPListen = 10

readLimit = 4294967296 // Byte -> 4 GiB
)
Expand Down Expand Up @@ -68,7 +75,7 @@ type (
)

var (
TCPSummaryMetrics = []string{TCPEstablishedConn, TCPTimewaitConn, TCPTXQueue, TCPRXQueue}
TCPSummaryMetrics = []string{TCPEstablishedConn, TCPTimeWaitConn, TCPCloseWaitConn, TCPSynSentConn, TCPSynRecvConn, TCPTXQueue, TCPRXQueue}
probeName = "tcpsummary"
)

Expand Down Expand Up @@ -122,29 +129,39 @@ func collect(pidlist []*nettop.Entity) map[string]map[uint32]uint64 {
log.Warnf("failed collect tcp6, path %s, err: %v", path, err)
continue
}
est, tw := summary.getEstTwCount()
est6, tw6 := summary6.getEstTwCount()
est, tw, cw, ss, sr := summary.getEstTwCount()
est6, tw6, cw6, ss6, sr6 := summary6.getEstTwCount()
tx, rx := summary.getTxRxQueueLength()
tx6, rx6 := summary6.getTxRxQueueLength()
nsinum := uint32(pidlist[idx].GetNetns())
resMap[TCPEstablishedConn][nsinum] = est + est6
resMap[TCPTimewaitConn][nsinum] = tw + tw6
resMap[TCPTimeWaitConn][nsinum] = tw + tw6
resMap[TCPCloseWaitConn][nsinum] = cw + cw6
resMap[TCPSynSentConn][nsinum] = ss + ss6
resMap[TCPSynRecvConn][nsinum] = sr + sr6
resMap[TCPTXQueue][nsinum] = tx + tx6
resMap[TCPRXQueue][nsinum] = rx + rx6
}

return resMap
}

func (n NetTCP) getEstTwCount() (est uint64, tw uint64) {
func (n NetTCP) getEstTwCount() (est, tw, cw, ss, sr uint64) {
for idx := range n {
if n[idx].St == TCPEstablished {
switch n[idx].St {
case TCPEstablished:
est++
} else if n[idx].St == TCPTimewait {
case TCPTimewait:
tw++
case TCPCloseWait:
cw++
case TCPSynSent:
ss++
case TCPSynRecv:
sr++
}
}
return est, tw
return est, tw, cw, ss, sr
}

func (n NetTCP) getTxRxQueueLength() (tx uint64, rx uint64) {
Expand Down
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