shirou_gopsutil/net_linux.go

75 lines
1.5 KiB
Go

// +build linux
package gopsutil
import (
"strconv"
"strings"
)
func NetIOCounters(pernic bool) ([]NetIOCountersStat, error) {
filename := "/proc/net/dev"
lines, err := readLines(filename)
if err != nil {
return nil, err
}
statlen := len(lines) - 1
ret := make([]NetIOCountersStat, 0, statlen)
for _, line := range lines[2:] {
fields := strings.Fields(line)
if fields[0] == "" {
continue
}
bytesRecv, err := strconv.ParseUint(fields[1], 10, 64)
if err != nil {
return ret, err
}
packetsRecv, err := strconv.ParseUint(fields[2], 10, 64)
if err != nil {
return ret, err
}
errIn, err := strconv.ParseUint(fields[3], 10, 64)
if err != nil {
return ret, err
}
dropIn, err := strconv.ParseUint(fields[4], 10, 64)
if err != nil {
return ret, err
}
bytesSent, err := strconv.ParseUint(fields[9], 10, 64)
if err != nil {
return ret, err
}
packetsSent, err := strconv.ParseUint(fields[10], 10, 64)
if err != nil {
return ret, err
}
errOut, err := strconv.ParseUint(fields[11], 10, 64)
if err != nil {
return ret, err
}
dropOut, err := strconv.ParseUint(fields[14], 10, 64)
if err != nil {
return ret, err
}
nic := NetIOCountersStat{
Name: strings.Trim(fields[0], ":"),
BytesRecv: bytesRecv,
PacketsRecv: packetsRecv,
Errin: errIn,
Dropin: dropIn,
BytesSent: bytesSent,
PacketsSent: packetsSent,
Errout: errOut,
Dropout: dropOut,
}
ret = append(ret, nic)
}
return ret, nil
}