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Add logging to net data

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This commit is contained in:
Caleb Bassi 2018-04-10 21:34:11 -07:00
parent 08e981218d
commit 9bd89b1789
1 changed files with 24 additions and 12 deletions
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36
widgets/net.go
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@ -13,8 +13,8 @@ type Net struct {
*ui.Sparklines
interval time.Duration
// used to calculate recent network activity
recvTotal uint64
sentTotal uint64
prevRecvTotal uint64
prevSentTotal uint64
}
func NewNet() *Net {
@ -45,22 +45,34 @@ func NewNet() *Net {
func (self *Net) update() {
// `false` causes psutil to group all network activity
interfaces, _ := psNet.IOCounters(false)
recvTotal := interfaces[0].BytesRecv
sentTotal := interfaces[0].BytesSent
curRecvTotal := interfaces[0].BytesRecv
curSentTotal := interfaces[0].BytesSent
if self.recvTotal != 0 { // if this isn't the first update
recvRecent := recvTotal - self.recvTotal
sentRecent := sentTotal - self.sentTotal
if self.prevRecvTotal != 0 { // if this isn't the first update
recvRecent := curRecvTotal - self.prevRecvTotal
sentRecent := curSentTotal - self.prevSentTotal
self.Lines[0].Data = append(self.Lines[0].Data, int(recvRecent))
self.Lines[1].Data = append(self.Lines[1].Data, int(sentRecent))
if recvRecent < 0 || sentRecent < 0 {
utils.Error("net data",
fmt.Sprint(
"curRecvTotal: ", curRecvTotal, "\n",
"curSentTotal: ", curSentTotal, "\n",
"self.prevRecvTotal: ", self.prevRecvTotal, "\n",
"self.prevSentTotal: ", self.prevSentTotal, "\n",
"recvRecent: ", recvRecent, "\n",
"sentRecent: ", sentRecent,
))
}
}
// used in later calls to update
self.recvTotal = recvTotal
self.sentTotal = sentTotal
self.prevRecvTotal = curRecvTotal
self.prevSentTotal = curSentTotal
// renders net widget titles
// net widget titles
for i := 0; i < 2; i++ {
var method string // either 'Rx' or 'Tx'
var total float64
@ -69,10 +81,10 @@ func (self *Net) update() {
unitRecent := "B"
if i == 0 {
total = float64(recvTotal)
total = float64(curRecvTotal)
method = "Rx"
} else {
total = float64(sentTotal)
total = float64(curSentTotal)
method = "Tx"
}