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6fcc37915d
* Implement getNetDevStats for Darwin * darwin: add dummy functions It compiles now! :) * darwin: implement hideCursor * darwin: add missing padding to ifMsghdr2
106 lines
2.2 KiB
Go
106 lines
2.2 KiB
Go
//-----------------------------------------------------------------------------
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// Copyright (C) Microsoft. All rights reserved.
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// Licensed under the MIT license.
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// See LICENSE.txt file in the project root for full license information.
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//-----------------------------------------------------------------------------
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package main
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import (
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"bytes"
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"encoding/binary"
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"net"
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"github.com/nsf/termbox-go"
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"golang.org/x/sys/unix"
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)
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func getNetDevStats(stats *ethrNetStat) {
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ifs, err := net.Interfaces()
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if err != nil {
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ui.printErr("%v", err)
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return
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}
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for _, iface := range ifs {
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if iface.Flags&net.FlagUp == 0 {
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continue
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}
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ifaceData, err := getIfaceData(iface.Index)
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if err != nil {
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ui.printErr("failed to load data for interface %q: %v", iface.Name, err)
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continue
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}
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stats.netDevStats = append(stats.netDevStats, ethrNetDevStat{
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interfaceName: iface.Name,
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rxBytes: ifaceData.Data.Ibytes,
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rxPkts: ifaceData.Data.Ipackets,
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txBytes: ifaceData.Data.Obytes,
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txPkts: ifaceData.Data.Opackets,
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})
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}
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}
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func getTcpStats(stats *ethrNetStat) {
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}
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func hideCursor() {
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termbox.SetCursor(0, 0)
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}
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func blockWindowResize() {
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}
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func getIfaceData(index int) (*ifMsghdr2, error) {
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var data ifMsghdr2
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rawData, err := unix.SysctlRaw("net", unix.AF_ROUTE, 0, 0, unix.NET_RT_IFLIST2, index)
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if err != nil {
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return nil, err
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}
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err = binary.Read(bytes.NewReader(rawData), binary.LittleEndian, &data)
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return &data, err
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}
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type ifMsghdr2 struct {
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Msglen uint16
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Version uint8
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Type uint8
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Addrs int32
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Flags int32
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Index uint16
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_ [2]byte
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Snd_len int32
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Snd_maxlen int32
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Snd_drops int32
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Timer int32
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Data ifData64
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}
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type ifData64 struct {
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Type uint8
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Typelen uint8
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Physical uint8
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Addrlen uint8
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Hdrlen uint8
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Recvquota uint8
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Xmitquota uint8
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Unused1 uint8
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Mtu uint32
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Metric uint32
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Baudrate uint64
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Ipackets uint64
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Ierrors uint64
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Opackets uint64
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Oerrors uint64
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Collisions uint64
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Ibytes uint64
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Obytes uint64
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Imcasts uint64
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Omcasts uint64
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Iqdrops uint64
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Noproto uint64
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Recvtiming uint32
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Xmittiming uint32
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Lastchange unix.Timeval32
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}
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