Desired State Configuration to Install MongoDB on Windows Server 2013

MongoDB.ps1

configuration MongoDB {
    param (
        [string[]]$ComputerName = $env:ComputerName
    )
    node $ComputerName {
        File SetupFolder {
            Type = 'Directory'
            DestinationPath = "C:\setup"
            Ensure = 'Present'
        }

        Script DownloadMongoBinaries
        {
            SetScript = { 
                Invoke-WebRequest 'http://fastdl.mongodb.org/win32/mongodb-win32-x86_64-2008plus-2.4.9.zip' -OutFile "C:\setup\mongodb-win32-x86_64-2008plus-2.4.9.zip"
            }
            TestScript = { Test-Path "C:\setup\mongodb-win32-x86_64-2008plus-2.4.9.zip" }
            GetScript = { @{MongoBinariesDownloaded = $(Test-Path "C:\setup\mongodb-win32-x86_64-2008plus-2.4.9.zip") } }
            DependsOn = '[File]SetupFolder'
        }

        Archive MongoBinaries {
            Path = "C:\setup\mongodb-win32-x86_64-2008plus-2.4.9.zip"
            Destination = "C:\setup"
            Ensure = 'Present'
            DependsOn = '[Script]DownloadMongoBinaries'
        }

        File MongoDBFolder {
            Type = 'Directory'
            Recurse = $true
            DestinationPath = "C:\mongo"
            SourcePath = "c:\setup\mongodb-win32-x86_64-2008plus-2.4.9"
            Ensure = 'Present'
            DependsOn = '[Archive]MongoBinaries'
        }

        File MongoDataFolder {
            Type = 'Directory'
            DestinationPath = "C:\mongo\data"
            Ensure = 'Present'
            DependsOn = '[File]MongoDBFolder'
        }

        File MongoLogsFolder {
            Type = 'Directory'
            DestinationPath = "C:\mongo\logs"
            Ensure = 'Present'
            DependsOn = '[File]MongoDBFolder'
        }

        File MongoConfigFolder {
            Type = 'Directory'
            DestinationPath = "C:\mongo\config"
            Ensure = 'Present'
            DependsOn = '[File]MongoDBFolder'
        }

        Script MongoConfigurationFile
        {
            SetScript = { 
                $utf8WithoutBom = New-Object System.Text.UTF8Encoding($false);
                $sw = New-Object System.IO.StreamWriter('C:\mongo\config\mongod.cfg', $false, $utf8WithoutBom)
                $sw.WriteLine('logpath=C:\mongo\logs\mongo.log')
                $sw.WriteLine('dbpath=C:\mongo\data')
                $sw.WriteLine('replSet=rs')
                $sw.WriteLine('oplogSize=700')
                $sw.WriteLine('port=21701')
                $sw.WriteLine('#auth=true')
                $sw.WriteLine('#keyFile=C:\mongo\config\keyfile.txt')
                $sw.Close()
            }
            TestScript = { Test-Path 'C:\mongo\config\mongod.cfg' }
            GetScript = { @{MongoConfigured = (Test-Path 'C:\mongo\config\mongod.cfg')} }          
            DependsOn = '[File]MongoConfigFolder'
        }

        Script MongoKeyFile
        {
            SetScript = { 
                $utf8WithoutBom = New-Object System.Text.UTF8Encoding($false);
                $sw = New-Object System.IO.StreamWriter('C:\mongo\config\keyfile.txt', $false, $utf8WithoutBom)
                $sw.Write('hEGYEYqqgUBDC0Qy8P0xC4lUmOFpmIUlVMN5c1BZJ6vAM3XQS4v73YPNbrSWJ8IY')
                $sw.Close()
            }
            TestScript = { Test-Path 'C:\mongo\config\keyfile.txt' }
            GetScript = { @{MongoConfigured = (Test-Path 'C:\mongo\config\keyfile.txt')} }          
            DependsOn = '[File]MongoConfigFolder'
        }

        Script InstallMongoService
        {
            SetScript = { 
                C:\mongo\bin\mongod.exe --config C:\mongo\config\mongod.cfg --install
            }
            TestScript = { (Get-Service | Where-Object { $_.Name -eq 'MongoDB' }).Count -gt 0 }
            GetScript = { @{MongoServiceInstalled = ((Get-Service | Where-Object { $_.Name -eq 'MongoDB' }).Count -gt 0) } }
            DependsOn = '[Script]MongoConfigurationFile','[script]MongoKeyFile'
        }

        Service ConfigureMongoService
        {
            Name = 'MongoDB'
            StartupType = 'Automatic'
            DependsOn = '[Script]InstallMongoService','[File]MongoLogsFolder','[File]MongoDataFolder'
        }

        Script ConfigureFirewall
        {
            SetScript = { New-NetFirewallRule -Name Allow_MongoDB -DisplayName 'Allow MongoDB' -Description 'Allow inbound MongoDB connections' -Direction Inbound -Program 'C:\mongo\bin\mongod.exe' -Action Allow }
            TestScript = { (Get-NetFirewallRule | Where-Object { $_.Name -eq 'Allow_MongoDB' }) -ne $null }
            GetScript = { @{FirewallConfiguredForMongo = ((Get-NetFirewallRule | Where-Object { $_.Name -eq 'Allow_MongoDB' }).Count -gt 0) } }
        }
    }
}