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GetVI-HostList

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posted by Richard Giles
10-06-2008
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GetVI-HostList
  1. ## ===================================================================== 
  2. ## Title       : GetVI-HostList 
  3. ## Description : Retrieve VMware Hosts 
  4. ## Author      : Idera 
  5. ## Date        : 9/11/2008 
  6. ## Input       : -VIserver : Virtual Infrastructure server 
  7. ##                -verbose -debug    
  8. ## Output      : VMs 
  9. ## Usage       : PS> . GetVI-HostList myVIserver -v -d 
  10. ## Notes       :  
  11. ## Tag         : PowerShell, VMware 
  12. ## ===================================================================== 
  13. param 
  14. ( 
  15.    [string]$VIserver, 
  16.    [switch]$verbose, 
  17.    [switch]$debug 
  18. ) 
  19.  
  20. function main() 
  21. { 
  22.    if ($verbose) {$VerbosePreference = "Continue"} 
  23.    if ($debug) {$DebugPreference = "Continue"} 
  24.    CheckVIToolKit 
  25.    GetVI-HostList $VIserver  
  26. } 
  27.  
  28. function GetVI-HostList([string]$VIserver = "") 
  29. { 
  30.     ## Clear Screen. 
  31.     Clear-Host 
  32.      
  33.     ## Warn user they must be logged on with an account that has connection rights to the VI server. 
  34.     $answer = Read-Host "`n`n`n`tNOTE: You must be logged on with an account that has connection rights to the VI server. `n`n`n`n`tPress <X> to exit, <C> to continue if you have a connection to a VI Server already or <Enter> to continue. " 
  35.     if($answer -eq "x") 
  36.     { 
  37.         break 
  38.     } 
  39.     else 
  40.     { 
  41.         if($VIserver -eq "") 
  42.         { 
  43.             Write-Host "`n`n`n`tERROR- A VI server must be specified!`n`n" -foregroundcolor red 
  44.             Read-Host "`n`t Press <Enter> to continue " 
  45.             break 
  46.         } 
  47.         else 
  48.         { 
  49.             if($answer -eq "C") 
  50.             { 
  51.                 ## do nothing as we have a connection we can use already.. 
  52.             } 
  53.             else 
  54.             { 
  55.                 Connect-VIServer $VIserver 
  56.                 Write-Host "`n`n`t You have connected to Server: $VIserver.Name with a SessionID of: $VIserver.SessionID ." 
  57.                 Read-Host "`n`t Press <Enter> to continue " 
  58.             } 
  59.         } 
  60.          
  61.         ## Clear Screen. 
  62.         Clear-Host 
  63.              
  64.         ## Display the list of Hosts found on the network. 
  65.         Get-VMHost 
  66.         Read-Host "`n`n`t Press <Enter> to continue " 
  67.     } 
  68. } ## EOF: GetVI-HostList() 
  69.  
  70. function CheckVIToolKit() 
  71. { 
  72.     ## Before we do anything we must check to see if the user has the VI toolkit installed. 
  73.     ## If user does not then we prompt the user and exit. 
  74.     $Error.Clear() 
  75.     Get-PSSnapin vmware* 
  76.     if($Error.Count -ne 0) 
  77.     { 
  78.         Clear-Host 
  79.         Write-Host "`n`n`t`t ERROR - To run this script, the VI Toolkit must be installed and registered with Powershell. If the VI Tollkit is installed," -foregroundcolor red -backgroundColor yellow 
  80.         Write-Host "`t`t go to the Settings menu in Powershell Plus and click on Manage Snapins." -foregroundcolor red -backgroundColor yellow 
  81.         Read-Host  "`n`n`t Press <Enter> to continue." 
  82.         Clear-Host 
  83.         break 
  84.     } 
  85. }## EOF: CheckVIToolKit() 
  86.  
  87. ## Run Main 
  88. main 
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Retrieve VMware Hosts from a Virtual Instructure Server using the VI Tookkit PowerShell snapin.

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