Powershell script for checking current power status for nexus

Dear Team

this is Power On check for Nexus  (sh env power)

===================CODE START HERE=============

# Nexus 3048 Power Check v1.0
# Last Update: 2014.05.29
# Email : david.shin@hostingglobal.co.kr
# Author : David, Shin.

if (! (Get-PSSnapin | where {$_.Name -eq "SwisSnapin"})) {
    Add-PSSnapin "SwisSnapin"
}

function CustomInputBox([string] $title, [string] $message, [string] $defaultText)
{
[void] [System.Reflection.Assembly]::LoadWithPartialName("System.Drawing")
[void] [System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms")
$userForm = New-Object System.Windows.Forms.Form
$userForm.Text = "$title"
$userForm.Size = New-Object System.Drawing.Size(290,150)
$userForm.StartPosition = "CenterScreen"
$userForm.AutoSize = $False
$userForm.MinimizeBox = $False
$userForm.MaximizeBox = $False
$userForm.SizeGripStyle= "Hide"
$userForm.WindowState = "Normal"
$userForm.FormBorderStyle="Fixed3D"
   
$OKButton = New-Object System.Windows.Forms.Button
$OKButton.Location = New-Object System.Drawing.Size(115,80)
$OKButton.Size = New-Object System.Drawing.Size(75,23)
$OKButton.Text = "OK"
$OKButton.Add_Click({$value=$objTextBox.Text;$userForm.Close()})
$userForm.Controls.Add($OKButton)
$CancelButton = New-Object System.Windows.Forms.Button
$CancelButton.Location = New-Object System.Drawing.Size(195,80)
$CancelButton.Size = New-Object System.Drawing.Size(75,23)
$CancelButton.Text = "Cancel"
$CancelButton.Add_Click({$userForm.Close()})
$userForm.Controls.Add($CancelButton)
$userLabel = New-Object System.Windows.Forms.Label
$userLabel.Location = New-Object System.Drawing.Size(10,20)
$userLabel.Size = New-Object System.Drawing.Size(280,20)
$userLabel.Text = "$message"
$userForm.Controls.Add($userLabel)
$objTextBox = New-Object System.Windows.Forms.TextBox
$objTextBox.Location = New-Object System.Drawing.Size(10,40)
$objTextBox.Size = New-Object System.Drawing.Size(260,20)
$objTextBox.Text="$defaultText"
$userForm.Controls.Add($objTextBox)
$userForm.Topmost = $True
$userForm.Opacity = 1
     $userForm.ShowIcon = $False
$userForm.Add_Shown({$userForm.Activate()})
[void] $userForm.ShowDialog()
return $value

}

$hostname = "127.0.0.1"
$username = "admin"
$password = New-Object System.Security.SecureString
$cred = New-Object -typename System.Management.Automation.PSCredential -argumentlist $username, $password
$swis = Connect-Swis -v2 -host $hostname -cred $cred

#write-host "Device Power Status Check"
#$group=read-host "INPUT NODE GROUP"

$group = CustomInputBox "NXOS POWER CHECK" "INPUT NODE GROUP" "w3_z3_oob"
if ( $group -ne $null )
{
}
else
{
"Cancelled!!"
break
}

$script="sh env"

$date=Get-Date -format "yyMMddhhmm"
$File = "C:\NBP\RESULT\$date-$script-POWER-CHECK-$group.txt"

If ( Test-Path $File)
{
   Remove-Item $File
}

$nodeId = get-swisdata $swis "SELECT NodeID FROM Cirrus.Nodes WHERE NodeGroup='$group'"

$count = 0
foreach ($node in $nodeId) {

$Caption = get-swisdata $swis "SELECT NodeCaption FROM Cirrus.Nodes WHERE NodeId='$node'"

$nodeIdList = New-Object -TypeName "System.Guid[]" 1
$nodeIdList[0] = $node

Invoke-SwisVerb $swis Cirrus.ConfigArchive Execute @($nodeIdList, $script, $username) | Out-Null
$transferID = "{$node}:${username}:ExecuteScript"

do {
     Start-Sleep -Seconds 3
     $status = Get-SwisData $swis "SELECT T.Status, T.Error FROM Cirrus.TransferQueue T WHERE T.TransferID=@transfer" @{transfer=$transferID}
     Write-Host $status.Status
     #write-host $Caption
}
while (($status.Status -ne 'Complete') -and (-not $status.Error))

$output = Get-SwisData $swis "SELECT T.Log FROM Cirrus.TransferQueue T WHERE T.TransferID=@transfer" @{transfer=$transferID}
#$output = $output.TrimStart($script)

        $output = $output -split ("`r`n")

        $lines = @()
foreach ($line in $output) {
switch -wildcard ($line)
{
  "*1   N2200-PAC-400W*" {$A = $line.Trim()}
}
switch -wildcard ($line)
{
  "*2   N2200-PAC-400W*" {$B = $line.Trim()}
}
}   

if ($A)
{
  %{$power1 = $A.split(" ") | where {$_ -ne ""};}
}
else
{
  %{$power1 = ("","","","","","Power Not exists") }
}

if ($B)
{
  %{$power2 = $B.split(" ") | where {$_ -ne ""};}  
}
else
{
  %{$power2 = ("","","","","","Power Not exists") }
}

$power1ok = 0
$power2ok = 0
$power1fail = 0
$power2fail = 0
$num = $count + 1

If ($($power1[5]) -eq "ok")
{
   $output = "$num $Caption POWER $($power1[0])  $($power1[5])"
  write-host $output
  $output | Out-File $File -append
  $power1ok = $power1ok + 1
  }
 
Else
  {
  $output = "$num $Caption POWER $($power1[0])  $($power1[5])"
  write-host $output
      $output | Out-File $File -append
  $power1fail = $power1fail + 1
}

If ($($power2[5]) -eq "ok")
{

   $output = "$num $Caption POWER $($power2[0])  $($power2[5])"
  write-host $output
  $output | Out-File $File -append
  $power2ok = $power2ok + 1
}
Else
{
  $output = "$num $Caption POWER $($power2[0])  $($power2[5])"
  write-host $output
      $output | Out-File $File -append
  $power2fail = $power2fail + 1
}

$count = $count + 1
}

" " | Out-File $File -append
" " | Out-File $File -append
"$Caption POWER1 OK = $power1ok" | Out-File $File -append
"$Caption POWER1 FAIL = $power2fail" | Out-File $File -append
"$Caption POWER2 OK = $power2ok" | Out-File $File -append
"$Caption POWER2 FAIL = $power2fail" | Out-File $File -append
" " | Out-File $File -append
" " | Out-File $File -append
"Total : $count Devices Check Completed" | Out-File $File -append
Write-Host " "
Write-Host " "
Write-Host "Checking Total $count Devices Completed"