89 lines
1.6 KiB
Go
89 lines
1.6 KiB
Go
package system
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import (
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"fmt"
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"net"
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"github.com/influxdb/tivan/plugins"
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)
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type NetIOStats struct {
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ps PS
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Interfaces []string
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}
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func (_ *NetIOStats) Description() string {
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return "Read metrics about network interface usage"
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}
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var netSampleConfig = `
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# By default, tivan gathers stats from any up interface (excluding loopback)
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# Setting interfaces will tell it to gather these explicit interfaces,
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# regardless of status.
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#
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# interfaces = ["eth0", ... ]
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`
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func (_ *NetIOStats) SampleConfig() string {
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return netSampleConfig
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}
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func (s *NetIOStats) Gather(acc plugins.Accumulator) error {
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netio, err := s.ps.NetIO()
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if err != nil {
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return fmt.Errorf("error getting net io info: %s", err)
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}
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for _, io := range netio {
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if len(s.Interfaces) != 0 {
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var found bool
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for _, name := range s.Interfaces {
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if name == io.Name {
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found = true
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break
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}
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}
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if !found {
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continue
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}
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} else {
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iface, err := net.InterfaceByName(io.Name)
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if err != nil {
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continue
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}
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if iface.Flags&net.FlagLoopback == net.FlagLoopback {
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continue
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}
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if iface.Flags&net.FlagUp == 0 {
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continue
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}
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}
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tags := map[string]string{
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"interface": io.Name,
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}
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acc.Add("bytes_sent", io.BytesSent, tags)
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acc.Add("bytes_recv", io.BytesRecv, tags)
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acc.Add("packets_sent", io.PacketsSent, tags)
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acc.Add("packets_recv", io.PacketsRecv, tags)
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acc.Add("err_in", io.Errin, tags)
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acc.Add("err_out", io.Errout, tags)
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acc.Add("drop_in", io.Dropin, tags)
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acc.Add("drop_out", io.Dropout, tags)
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}
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return nil
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}
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func init() {
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plugins.Add("net", func() plugins.Plugin {
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return &NetIOStats{ps: &systemPS{}}
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})
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}
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