mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-12-27 07:39:05 +01:00
60 lines
979 B
Go
60 lines
979 B
Go
package collectors
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import (
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"fmt"
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"io/ioutil"
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"log"
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"strconv"
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"strings"
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"time"
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)
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const NETSTATFILE = `/proc/net/dev`
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type NetstatCollector struct {
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MetricCollector
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}
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func (m *NetstatCollector) Init() error {
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m.name = "NetstatCollector"
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m.setup()
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return nil
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}
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func (m *NetstatCollector) Read(interval time.Duration) {
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data, err := ioutil.ReadFile(string(NETSTATFILE))
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if err != nil {
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log.Print(err.Error())
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return
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}
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var matches = map[int]string{
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1: "bytes_in",
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9: "bytes_out",
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2: "pkts_in",
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10: "pkts_out",
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}
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lines := strings.Split(string(data), "\n")
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for _, l := range lines {
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if !strings.Contains(l, ":") {
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continue
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}
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f := strings.Fields(l)
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dev := f[0][0 : len(f[0])-1]
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if dev == "lo" {
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continue
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}
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for i, name := range matches {
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v, err := strconv.ParseInt(f[i], 10, 0)
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if err == nil {
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m.node[fmt.Sprintf("%s_%s", dev, name)] = float64(v) * 1.0e-3
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}
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}
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}
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}
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func (m *NetstatCollector) Close() {
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return
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}
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