LabBuilder

1.0.1.40

dsclibrary/STANDALONE_INTERNET.DSC.ps1

<###################################################################################################
DSC Template Configuration File For use by LabBuilder
.Title
    STANDALONE_INTERNET
.Desription
    Builds a Standalone DHCP, DNS and IIS Server to simulate the Internet.
    See http://blog.superuser.com/2011/05/16/windows-7-network-awareness/
    for details on how Windows computers detect Internet connectivity.
.Parameters:
###################################################################################################>

Configuration STANDALONE_INTERNET
{
    Import-DscResource -ModuleName 'PSDesiredStateConfiguration'
    Import-DscResource -ModuleName xDNSServer
    Import-DscResource -ModuleName xDHCPServer
    Import-DscResource -ModuleName xWebAdministration

    Node $AllNodes.NodeName {
        # Assemble the Local Admin Credentials
        if ($Node.LocalAdminPassword)
        {
            [PSCredential]$LocalAdminCredential = New-Object System.Management.Automation.PSCredential ("Administrator", (ConvertTo-SecureString $Node.LocalAdminPassword -AsPlainText -Force))
        }

        WindowsFeature WebServerInstall
        {
            Ensure = "Present"
            Name   = "Web-WebServer"
        }

        WindowsFeature DHCPInstall
        {
            Ensure = "Present"
            Name   = "DHCP"
        }

        WindowsFeature DNSInstall
        {
            Ensure = "Present"
            Name   = "DNS"
        }

        # Create the default ncsi.txt.
        File CAPolicy
        {
            Ensure          = 'Present'
            DestinationPath = 'c:\inetpub\wwwroot\ncsi.txt'
            Contents        = "Microsoft NCSI"
            Type            = 'File'
            DependsOn       = '[WindowsFeature]WebServerInstall'
        }

        # Add the special DNS A records that Windows OS's use
        # to identify if the internet is available.
        # Can't be done yet because Resources are too limited.

        # Manually create the DHCP Groups

        # Add the DHCP Scope, Reservation and Options from
        # the node configuration
        $Count=0
        Foreach ($Scope in $Node.Scopes)
        {
            $Count++
            xDhcpServerScope "Scope$Count"
            {
                Ensure        = 'Present'
                IPStartRange  = $Scope.Start
                IPEndRange    = $Scope.End
                Name          = $Scope.Name
                SubnetMask    = $Scope.SubnetMask
                State         = 'Active'
                LeaseDuration = '00:08:00'
                AddressFamily = $Scope.AddressFamily
                DependsOn     = '[WindowsFeature]DHCPInstall'
            }
        }
        $Count=0
        Foreach ($Reservation in $Node.Reservations)
        {
            $Count++
            xDhcpServerReservation "Reservation$Count"
            {
                Ensure           = 'Present'
                ScopeID          = $Reservation.ScopeId
                ClientMACAddress = $Reservation.ClientMACAddress
                IPAddress        = $Reservation.IPAddress
                Name             = $Reservation.Name
                AddressFamily    = $Reservation.AddressFamily
                DependsOn        = '[WindowsFeature]DHCPInstall'
            }
        }
        $Count=0
        Foreach ($ScopeOption in $Node.ScopeOptions)
        {
            $Count++
            xDhcpServerOption "ScopeOption$Count"
            {
                Ensure             = 'Present'
                ScopeID            = $ScopeOption.ScopeId
                DnsDomain          = $Node.DomainName
                DnsServerIPAddress = $ScopeOption.DNServerIPAddress
                Router             = $ScopeOption.Router
                AddressFamily      = $ScopeOption.AddressFamily
                DependsOn          = '[WindowsFeature]DHCPInstall'
            }
        }
    }
}