WSMan configuration management: Windows 8 client; Windows 8, Fedora servers

Get-ProcessMemory.ps1

<#
.SYNOPSIS
Gather memory usage of processes on remote machines

.DESCRIPTION
This script uses WS-Management to gather memory usage of running
processes on remote machines listed in the input csv file.

.PARAMETER Machines
The input csv file. It must containt the following informations of each machine:
machineName,port,protocol,user,password

.PARAMETER OutFile
The output csv file the script will create.

.NOTES
- Author: Tóth András - O8POUA, 2015.04.11.
#>
#Requires -Version 4.0

[CmdletBinding()]
param (
  # -Machines <string>
  [Parameter(Mandatory=$True)]
  [ValidateNotNullOrEmpty()]
  [String] $Machines,

  # -OutFile <string>
  [Parameter(Mandatory=$True)]
  [ValidateNotNullOrEmpty()]
  [String] $OutFile,

  # [-Name <string>]
  [Parameter(Mandatory=$False)]
  [ValidateNotNullOrEmpty()]
  [String] $Name
)

# Check the existence and file type of the input file
if (!(Test-Path $Machines -Type Leaf -Include *.csv)) {
  throw "Input file doesn't exist or it isn't a CSV file: $Machines"
}

# Check the existence of the output file directory
$outPath = Split-Path $OutFile
if ($outPath -and !(Test-Path $OutFile -Type Container)) {
  throw "Output file directory doesn't exist: $OutFile"
}

# Import input CSV file
try {
  $in = Import-Csv $Machines
} catch {
  throw "Can't read input file: $Machines"
}

# Query to run on the CIM server
$query = 'SELECT Name, WorkingSetSize FROM CIM_Process'
# Filtering by name
if ($Name) {
  $query += ' WHERE Name = "' + $Name + '"'
}

# Array to store processes
$processes = @()
# For each machine
foreach ($m in $in) {
  if ($m.machineName -and $m.port -and $m.protocol -and $m.user -and $m.password) {
    # Extract values
    $machineName = $m.machineName
    $port = [UInt32] $m.port
    $protocol = $m.protocol
    $secPassword = ConvertTo-SecureString $m.password -AsPlainText -Force
    $credential = New-Object PSCredential($m.user, $secPassword)

    # Try to connect using different authentication type (Fedora: Basic, Windows8: Default)
    $types = 'Basic', 'Default'
    foreach ($auth in $types) {
      try {
        # Test connection and open the session
        $session = New-CimSession -ComputerName $machineName -Authentication $auth -Port $port -Credential $credential -ErrorAction Stop
      } catch {}
    }

    # If the session is not null
    if ($session) {
      # Get instances
      $instances = Get-CimInstance -CimSession $session -QueryDialect WQL -Query $query
      foreach ($i in $instances) {
        $p = New-Object PSObject -Property @{
          machineName = $machineName
          Name = $i.Name
          WorkingSetSize = $i.WorkingSetSize
        }
        $processes += $p
      }
    } else {
      Write-Error "Connection error: $m"
    }

    # Reset session to null
    $session = $null

  } else {
    throw "Missing arguments in CSV file: $m"
  }

  # Write processes to the output file
  try {
    $processes | ConvertTo-Csv -NoTypeInformation | %{$_.Replace('"','')} | Out-File $OutFile
  } catch {
    throw "Can't write output file: $OutFile"
  }
}

test_input.csv

test_output.csv