open-nomad/vendor/github.com/shirou/gopsutil/net/net_windows.go
2017-02-01 22:41:29 -08:00

96 lines
2.4 KiB
Go

// +build windows
package net
import (
"errors"
"net"
"os"
"syscall"
"github.com/shirou/gopsutil/internal/common"
)
var (
modiphlpapi = syscall.NewLazyDLL("iphlpapi.dll")
procGetExtendedTCPTable = modiphlpapi.NewProc("GetExtendedTcpTable")
procGetExtendedUDPTable = modiphlpapi.NewProc("GetExtendedUdpTable")
)
const (
TCPTableBasicListener = iota
TCPTableBasicConnections
TCPTableBasicAll
TCPTableOwnerPIDListener
TCPTableOwnerPIDConnections
TCPTableOwnerPIDAll
TCPTableOwnerModuleListener
TCPTableOwnerModuleConnections
TCPTableOwnerModuleAll
)
func IOCounters(pernic bool) ([]IOCountersStat, error) {
ifs, err := net.Interfaces()
if err != nil {
return nil, err
}
var ret []IOCountersStat
for _, ifi := range ifs {
c := IOCountersStat{
Name: ifi.Name,
}
row := syscall.MibIfRow{Index: uint32(ifi.Index)}
e := syscall.GetIfEntry(&row)
if e != nil {
return nil, os.NewSyscallError("GetIfEntry", e)
}
c.BytesSent = uint64(row.OutOctets)
c.BytesRecv = uint64(row.InOctets)
c.PacketsSent = uint64(row.OutUcastPkts)
c.PacketsRecv = uint64(row.InUcastPkts)
c.Errin = uint64(row.InErrors)
c.Errout = uint64(row.OutErrors)
c.Dropin = uint64(row.InDiscards)
c.Dropout = uint64(row.OutDiscards)
ret = append(ret, c)
}
if pernic == false {
return getIOCountersAll(ret)
}
return ret, nil
}
// NetIOCountersByFile is an method which is added just a compatibility for linux.
func IOCountersByFile(pernic bool, filename string) ([]IOCountersStat, error) {
return IOCounters(pernic)
}
// Return a list of network connections opened by a process
func Connections(kind string) ([]ConnectionStat, error) {
var ret []ConnectionStat
return ret, common.ErrNotImplementedError
}
// Return a list of network connections opened returning at most `max`
// connections for each running process.
func ConnectionsMax(kind string, max int) ([]ConnectionStat, error) {
return []ConnectionStat{}, common.ErrNotImplementedError
}
func FilterCounters() ([]FilterStat, error) {
return nil, errors.New("NetFilterCounters not implemented for windows")
}
// NetProtoCounters returns network statistics for the entire system
// If protocols is empty then all protocols are returned, otherwise
// just the protocols in the list are returned.
// Not Implemented for Windows
func ProtoCounters(protocols []string) ([]ProtoCountersStat, error) {
return nil, errors.New("NetProtoCounters not implemented for windows")
}