Golang PowerShellCmd.Output方法代碼示例

func (d *HypervPS4Driver) verifyPSVersion() error {

	log.Printf("Enter method: %s", "verifyPSVersion")
	// check PS is available and is of proper version
	versionCmd := "$host.version.Major"

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(versionCmd)
	if err != nil {
		return err
	}

	versionOutput := strings.TrimSpace(string(cmdOut))
	log.Printf("%s output: %s", versionCmd, versionOutput)

	ver, err := strconv.ParseInt(versionOutput, 10, 32)

	if err != nil {
		return err
	}

	if ver < 4 {
		err := fmt.Errorf("%s", "Windows PowerShell version 4.0 or higher is expected")
		return err
	}

	return nil
}

func IsRunning(vmName string) (bool, error) {

	var script = `
param([string]$vmName)
$vm = Get-VM -Name $vmName -ErrorAction SilentlyContinue
$vm.State -eq [Microsoft.HyperV.PowerShell.VMState]::Running
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, vmName)
	var isRunning = strings.TrimSpace(cmdOut) == "True"
	return isRunning, err
}

func GetVirtualMachineSwitchName(vmName string) (string, error) {

	var script = `
param([string]$vmName)
(Get-VMNetworkAdapter -VMName $vmName).SwitchName
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, vmName)
	if err != nil {
		return "", err
	}

	return strings.TrimSpace(cmdOut), nil
}

func (s *StepWaitForPowerOff) Run(state multistep.StateBag) multistep.StepAction {
	ui := state.Get("ui").(packer.Ui)
	vmName := state.Get("vmName").(string)
	ui.Say("Waiting for vm to be powered down...")

	var script powershell.ScriptBuilder
	script.WriteLine("param([string]$vmName)")
	script.WriteLine("(Get-VM -Name $vmName).State -eq [Microsoft.HyperV.PowerShell.VMState]::Off")
	isOffScript := script.String()

	for {
		powershell := new(powershell.PowerShellCmd)
		cmdOut, err := powershell.Output(isOffScript, vmName)
		if err != nil {
			err := fmt.Errorf("Error checking VM's state: %s", err)
			state.Put("error", err)
			ui.Error(err.Error())
			return multistep.ActionHalt
		}

		if cmdOut == "True" {
			break
		} else {
			time.Sleep(time.Second * SleepSeconds)
		}
	}

	return multistep.ActionContinue
}

func (s *StepUpdateIntegrationServices) mountIntegrationServicesSetupDisk(vmName string) (dvdDriveProperties, error) {

	var dvdProperties dvdDriveProperties

	var script powershell.ScriptBuilder
	script.WriteLine("param([string]$vmName)")
	script.WriteLine("Add-VMDvdDrive -VMName $vmName")

	powershell := new(powershell.PowerShellCmd)
	err := powershell.Run(script.String(), vmName)
	if err != nil {
		return dvdProperties, err
	}

	script.Reset()
	script.WriteLine("param([string]$vmName)")
	script.WriteLine("(Get-VMDvdDrive -VMName $vmName | Where-Object {$_.Path -eq $null}).ControllerLocation")
	controllerLocation, err := powershell.Output(script.String(), vmName)
	if err != nil {
		return dvdProperties, err
	}

	script.Reset()
	script.WriteLine("param([string]$vmName)")
	script.WriteLine("(Get-VMDvdDrive -VMName $vmName | Where-Object {$_.Path -eq $null}).ControllerNumber")
	controllerNumber, err := powershell.Output(script.String(), vmName)
	if err != nil {
		return dvdProperties, err
	}

	isoPath := os.Getenv("WINDIR") + "\\system32\\vmguest.iso"

	script.Reset()
	script.WriteLine("param([string]$vmName,[string]$path,[string]$controllerNumber,[string]$controllerLocation)")
	script.WriteLine("Set-VMDvdDrive -VMName $vmName -Path $path -ControllerNumber $controllerNumber -ControllerLocation $controllerLocation")

	err = powershell.Run(script.String(), vmName, isoPath, controllerNumber, controllerLocation)
	if err != nil {
		return dvdProperties, err
	}

	dvdProperties.ControllerNumber = controllerNumber
	dvdProperties.ControllerLocation = controllerLocation

	return dvdProperties, err
}

func CreateVirtualSwitch(switchName string, switchType string) (bool, error) {

	var script = `
param([string]$switchName,[string]$switchType)
$switches = Get-VMSwitch -Name $switchName -ErrorAction SilentlyContinue
if ($switches.Count -eq 0) {
  New-VMSwitch -Name $switchName -SwitchType $switchType
  return $true
}
return $false
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, switchName, switchType)
	var created = strings.TrimSpace(cmdOut) == "True"
	return created, err
}

func IpAddress(mac string) (string, error) {
	var script = `
param([string]$mac, [int]$addressIndex)
try {
  $ip = Get-Vm | %{$_.NetworkAdapters} | ?{$_.MacAddress -eq $mac} | %{$_.IpAddresses[$addressIndex]}
	
  if($ip -eq $null) {
    return ""
  }
} catch {
  return ""
}
$ip
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, mac, "0")

	return cmdOut, err
}

func Mac(vmName string) (string, error) {
	var script = `
param([string]$vmName, [int]$adapterIndex)
try {
  $adapter = Get-VMNetworkAdapter -VMName $vmName -ErrorAction SilentlyContinue
  $mac = $adapter[$adapterIndex].MacAddress
  if($mac -eq $null) {
    return ""
  }
} catch {
  return ""
}
$mac
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, vmName, "0")

	return cmdOut, err
}

func GetVirtualMachineNetworkAdapterAddress(vmName string) (string, error) {

	var script = `
param([string]$vmName, [int]$addressIndex)
try {
  $adapter = Get-VMNetworkAdapter -VMName $vmName -ErrorAction SilentlyContinue
  $ip = $adapter.IPAddresses[$addressIndex]
  if($ip -eq $null) {
    return $false
  }
} catch {
  return $false
}
$ip
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, vmName, "0")

	return cmdOut, err
}

func (d *HypervPS4Driver) verifyPSHypervModule() error {

	log.Printf("Enter method: %s", "verifyPSHypervModule")

	versionCmd := "function foo(){try{ $commands = Get-Command -Module Hyper-V;if($commands.Length -eq 0){return $false} }catch{return $false}; return $true} foo"

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(versionCmd)
	if err != nil {
		return err
	}

	res := strings.TrimSpace(string(cmdOut))

	if res == "False" {
		err := fmt.Errorf("%s", "PS Hyper-V module is not loaded. Make sure Hyper-V feature is on.")
		return err
	}

	return nil
}

func GetHostAdapterIpAddressForSwitch(switchName string) (string, error) {
	var script = `
param([string]$switchName, [int]$addressIndex)

$HostVMAdapter = Get-VMNetworkAdapter -ManagementOS -SwitchName $switchName
if ($HostVMAdapter){
    $HostNetAdapter = Get-NetAdapter | ?{ $_.DeviceID -eq $HostVMAdapter.DeviceId }
    if ($HostNetAdapter){
        $HostNetAdapterConfiguration =  @(get-wmiobject win32_networkadapterconfiguration -filter "IPEnabled = 'TRUE' AND InterfaceIndex=$($HostNetAdapter.ifIndex)")
        if ($HostNetAdapterConfiguration){
            return $HostNetAdapterConfiguration.IpAddress[$addressIndex]
        }
    }
}
return $false
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script, switchName, "0")

	return cmdOut, err
}

func (s *StepMountDvdDrive) Run(state multistep.StateBag) multistep.StepAction {
	//driver := state.Get("driver").(Driver)
	ui := state.Get("ui").(packer.Ui)

	errorMsg := "Error mounting dvd drive: %s"
	vmName := state.Get("vmName").(string)
	isoPath := s.RawSingleISOUrl

	// Check that there is a virtual dvd drive
	var script powershell.ScriptBuilder
	powershell := new(powershell.PowerShellCmd)

	script.Reset()
	script.WriteLine("param([string]$vmName)")
	script.WriteLine("(Get-VMDvdDrive -VMName $vmName).ControllerNumber")
	controllerNumber, err := powershell.Output(script.String(), vmName)
	if err != nil {
		state.Put("error", err)
		ui.Error(err.Error())
		return multistep.ActionHalt
	}

	if controllerNumber == "" {
		// Add a virtual dvd drive as there is none
		script.Reset()
		script.WriteLine("param([string]$vmName)")
		script.WriteLine("Add-VMDvdDrive -VMName $vmName")
		script.WriteLine("$dvdDrive = Get-VMDvdDrive -VMName $vmName | Select-Object -first 1")
		script.WriteLine("Set-VMFirmware -VMName $vmName -FirstBootDevice $dvdDrive")
		err = powershell.Run(script.String(), vmName)
		if err != nil {
			state.Put("error", err)
			ui.Error(err.Error())
			return multistep.ActionHalt
		}
	}

	ui.Say("Mounting dvd drive...")

	err = hyperv.MountDvdDrive(vmName, isoPath)
	if err != nil {
		err := fmt.Errorf(errorMsg, err)
		state.Put("error", err)
		ui.Error(err.Error())
		return multistep.ActionHalt
	}

	s.path = isoPath

	return multistep.ActionContinue
}

func GetExternalOnlineVirtualSwitch() (string, error) {

	var script = `
$adapters = Get-NetAdapter -Physical -ErrorAction SilentlyContinue | Where-Object { $_.Status -eq 'Up' } | Sort-Object -Descending -Property Speed
foreach ($adapter in $adapters) { 
  $switch = Get-VMSwitch -SwitchType External | Where-Object { $_.NetAdapterInterfaceDescription -eq $adapter.InterfaceDescription }

  if ($switch -ne $null) {
    $switch.Name
    break
  }
}
`

	var ps powershell.PowerShellCmd
	cmdOut, err := ps.Output(script)
	if err != nil {
		return "", err
	}

	var switchName = strings.TrimSpace(cmdOut)
	return switchName, nil
}

func (s *StepMountSecondaryDvdImages) addAndMountDvdDisk(vmName string, isoPath string) (DvdControllerProperties, error) {

	var properties DvdControllerProperties
	var script powershell.ScriptBuilder
	powershell := new(powershell.PowerShellCmd)

	controllerNumber := "0"
	if s.Generation < 2 {
		// get the controller number that the OS install disk is mounted on
		// generation 1 requires dvd to be added to ide controller, generation 2 uses scsi for dvd drives
		script.Reset()
		script.WriteLine("param([string]$vmName)")
		script.WriteLine("$dvdDrives = (Get-VMDvdDrive -VMName $vmName)")
		script.WriteLine("$lastControllerNumber = $dvdDrives | Sort-Object ControllerNumber | Select-Object -Last 1 | %{$_.ControllerNumber}")
		script.WriteLine("if (!$lastControllerNumber) {")
		script.WriteLine("	$lastControllerNumber = 0")
		script.WriteLine("} elseif (!$lastControllerNumber -or ($dvdDrives | ?{ $_.ControllerNumber -eq $lastControllerNumber} | measure).count -gt 1) {")
		script.WriteLine("	$lastControllerNumber += 1")
		script.WriteLine("}")
		script.WriteLine("$lastControllerNumber")
		controllerNumber, err := powershell.Output(script.String(), vmName)
		if err != nil {
			return properties, err
		}

		if controllerNumber != "0" || controllerNumber != "1" {
			//There are only 2 ide controllers, try to use the one the hdd is attached too
			controllerNumber = "0"
		}
	}

	script.Reset()
	script.WriteLine("param([string]$vmName,[int]$controllerNumber)")
	script.WriteLine("Add-VMDvdDrive -VMName $vmName -ControllerNumber $controllerNumber")
	err := powershell.Run(script.String(), vmName, controllerNumber)
	if err != nil {
		return properties, err
	}

	// we could try to get the controller location and number in one call, but this way we do not
	// need to parse the output
	script.Reset()
	script.WriteLine("param([string]$vmName)")
	script.WriteLine("(Get-VMDvdDrive -VMName $vmName | Where-Object {$_.Path -eq $null}).ControllerLocation")
	controllerLocation, err := powershell.Output(script.String(), vmName)
	if err != nil {
		return properties, err
	}

	script.Reset()
	script.WriteLine("param([string]$vmName,[string]$path,[string]$controllerNumber,[string]$controllerLocation)")
	script.WriteLine("Set-VMDvdDrive -VMName $vmName -Path $path -ControllerNumber $controllerNumber -ControllerLocation $controllerLocation")

	err = powershell.Run(script.String(), vmName, isoPath, controllerNumber, controllerLocation)
	if err != nil {
		return properties, err
	}

	log.Println(fmt.Sprintf("ISO %s mounted on DVD controller %v, location %v", isoPath, controllerNumber, controllerLocation))

	properties.ControllerNumber = controllerNumber
	properties.ControllerLocation = controllerLocation

	return properties, nil
}