func (device *NetworkDevice) BringGuestOnline(vm VirtualMachine.VirtualMachine) error {
id := strconv.Itoa(device.DeviceID)
vmid := vm.GetUUID()
deviceid := "epair" + id + "b"
needs_dhcp := false
if vm.IsOnline() == false {
return errors.New("VM is turned off. VM must be turned on to have its networking stack brought online")
}
if device.IsOnline() == false {
if err := device.BringHostOnline(); err != nil {
return err
}
}
cmd := exec.Command("/sbin/ifconfig", deviceid, "vnet", vmid)
for _, option := range device.Options {
if option.OptionKey == "DHCP" {
needs_dhcp = true
continue
}
cmd.Args = append(cmd.Args, option.OptionKey)
if len(option.OptionValue) > 0 {
cmd.Args = append(cmd.Args, option.OptionValue)
}
}
err := cmd.Run()
if err != nil {
return err
}
if needs_dhcp {
cmd = exec.Command("/usr/sbin/jexec", vmid, "/sbin/dhclient", deviceid)
if rawoutput, err := cmd.CombinedOutput(); err != nil {
return fmt.Errorf("/sbin/dhclient %s: %s", deviceid, virtbsdutil.ByteToString(rawoutput))
}
}
for _, address := range device.Addresses {
proto := "inet"
if strings.Index(address.Address, ":") >= 0 {
proto = "inet6"
}
cmd = exec.Command("/usr/sbin/jexec", vmid, "/sbin/ifconfig", deviceid, proto, address.Address, "alias")
err = cmd.Run()
if err != nil {
device.BringOffline()
return err
}
}
cmd = exec.Command("/usr/sbin/jexec", vmid, "/sbin/ifconfig", deviceid, "up")
return nil
}
func GetNetworkDevices(db map[string]interface{}, vm VirtualMachine.VirtualMachine) []*NetworkDevice {
var devices []*NetworkDevice
if _, ok := db["dbmap"]; ok == true {
_, err := db["dbmap"].(*gorp.DbMap).Select(&devices, "select * from NetworkDevice where VmUUID = ?", vm.GetUUID())
if err != nil {
panic(err)
return nil
}
} else {
_, err := db["sqlexecutor"].(gorp.SqlExecutor).Select(&devices, "select * from NetworkDevice where VmUUID = ?", vm.GetUUID())
if err != nil {
panic(err)
return nil
}
}
return devices
}