gistfile1.txt

<# 
  .SYNOPSIS 
    Script to dump nic configuration to YAML
                   
  .PARAMETER Servername
                   
  .EXAMPLE
    1. get-nic.ps1 servername 
    
    2. import-csv .\svr-ou.csv | Where-Object {$_.name -like "I*"} | select name | foreach {get-nic -computer $_.name}
    
  .NOTES  
    AUTHOR:    Rich Siegel
    LASTEDIT:  7/27/2012
    Covered by the Beerware License
    Requires failoverclusters Module 

#> 
function Get-Nic {
  [cmdletBinding()]
  param(
    [parameter(ValueFromPipeline=$true)]
    [string[]]$ComputerName)
    
  process {

    $filename=".\nic.yml"
    
    $defSubnetmask="255.255.255.0"
    $defNetbios="enabled"
    $defDNSRegister="True" 
    $defFullDNSRegister="False"
    # this was a copy paste from an external module
    function Get-MyModule {
	  [CmdletBinding(DefaultParametersetName="isLoaded")]
	  Param([parameter(Mandatory=$true,Position=0,ValueFromPipeline=$true)]
		[string] $module,
		[parameter(Mandatory=$false,ParameterSetName="isLoaded")]
		[alias("l")]
		[switch] $isLoaded,
		[parameter(Mandatory=$false, ParameterSetName="isAvailable")]
		[alias("a")]
		[switch] $isAvailable)

	  $moduleLoaded = Get-Module -name $module
	  $moduleAvailable = Get-Module -ListAvailable | Where-Object { $_.Name -eq $module }
	  return (($moduleLoaded -and $moduleAvailable) -or ($isAvailable -and $moduleAvailable))
    }
    
    if (-not(Get-MyModule("failoverclusters") -isLoaded)) {
      if (-not (Get-MyModule("failoverclusters") -isAvailable)) {
        Write-Host "Please install  (failoverclusters)"

      }
      else {
        Import-Module failoverclusters
        $clustered = $True
      }
    }

    foreach ($hostn in $computerName) {
      out-file $filename -inputobject "$hostn`:" -encoding default -append
      if ($clustered) {
        $clustervips=get-cluster $hostn |Get-ClusterResource |where-object {$_.ResourceType -match "IP Address"} |Get-ClusterParameter -Name Address |select value
      }


      # vip finder for future reference
      # foreach ($vip in $clustervips) {
      #  write-host "vip1" $vip.value
      #  }


		try
		{            
			  $NICs = Get-WmiObject -Query "SELECT * FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled = TRUE" -ComputerName $hostn -ErrorAction Stop
		}
		catch {continue}


      #loop over each adapter

      if ($NICs) {
        foreach ($NIC in $NICs) {
          Write-Verbose "Processing NIC $($NIC.Description)"
          $NetConnectionId = (Get-WmiObject -Query "SELECT * FROM Win32_NetworkAdapter WHERE Index = $($NIC.Index)" -ComputerName $hostn -ErrorAction Stop).NetConnectionId
          $MACAddress =$NIC.MACAddress
          $MACAddress = $MACAddress.replace(':','')
          $IPAddress = $NIC.IPAddress
          $Description = $NIC.Description
          $DefaultIPGateway =$NIC.DefaultIPGateway
		  
          $IPSubnet =$NIC.IPSubnet
          $Netbiosoption =$NIC.TcpipNetbiosOptions

          #convert netbios 0,1,2 into english
          switch ($netbiosoption)  {
            0 {$netbios="dhcp"}
            1 {$netbios="enabled"}
            2 {$netbios="disabled"}
          }
          $DNSReg=$NIC.DomainDNSRegistrationEnabled
          $FullDNSReg=$NIC.FullDNSRegistrationEnabled
            
          #omit entry for failover cluster virtual adapter
          if ($Description -ne "Microsoft Failover Cluster Virtual Adapter") {
            out-file $filename -inputobject "  $netconnectionid`:" -encoding default -append 
            out-file $filename -inputobject "    description: `"$description`"" -encoding default -append
            $i=0
            foreach ($ip in $ipaddress)  {
              #loop through each ip address and lookup clustervips array to see if match.  if not a vip output to yaml
              
              try {
                $index = 0..($clustervips.Count - 1) | Where {$clustervips[$_].value -eq $ip}
              }
              catch {
                "missing failovercluster"
              }
              if (!$index) {
                #out-file $filename -inputobject  "    <<: *defaults" -encoding default -append
                out-file $filename -inputobject  "    ipaddress: $ip" -encoding default -append
                
                #if ($($ipsubnet[$i-1]) -ne $defSubnetmask) {
                  out-file $filename -inputobject  "    subnetmask: $($ipsubnet[$i-1])" -encoding default -append
                #}
                
                if ($i -ge 0) {
                  if ($defaultipgateway)   {
                    out-file $filename -inputobject  "    defaultgateway: $defaultipgateway" -encoding default -append
                  }  
                  
                }
              } 
            $i++
            }
                  #if ($netbios -ne $defNetbios) {
                    out-file $filename -inputobject  "    netbios: $netbios" -encoding default -append
                  #}
                  
                  #if ($dnsreg -ne $defDNSRegister) {
                    out-file $filename -inputobject  "    dnsregister: $dnsreg" -encoding default -append
                  #}
                  
                  #if ($fulldnsreg -ne $defFullDNSRegister) {
                    out-file $filename -inputobject  "    fulldnsregister: $fulldnsreg" -encoding default -append
                  #}
                                    
                  out-file $filename -inputobject  "    macaddress: $MACAddress" -encoding default -append
          }
        }
      }
    }
  }
}