Chestnut

1.0.5

Functions/New-Guest.psm1

Function New-Guest {

    #exemple File:

    #ipaddress,subnet,gateway,vmname,domain,sourcevm
    #10.96.11.242,255.255.255.0,10.96.11.1,CQCBOU1WVDDEV12,STAPLESAMS,CQCBOU1WVDDEV11

    Param(
        [string]$File = "C:\scripts\GuestDeployer.csv",
        [string]$Datastore,
        [switch]$Template = $false
    )
    
    write-host "Using file: $File"

    $vmlist = Import-CSV $File

    foreach ($item in $vmlist) {

        $customspecfile, $VMFSVol, $pdns, $sdns, $portgroup = ""

            $item
          
            # Map variables
            [IpAddress]$ipaddr = $item.ipaddress
            [IpAddress]$subnet = $item.subnet
            [IpAddress]$gateway = $item.gateway
            $vmname = $item.vmname
            #$template = $item.template
            $diskformat = "Thin"
            $sourcevm = $item.sourcevm
            $domain = $item.domain
            
        #STAPLESAMS
        if($domain -eq "STAPLESAMS"){

            #DEV
            if ($vmname -like "*WVD*" -or $vmname -like "*WVX*" -or $vmname -like "*wvd*" -or $vmname -like "*wvx*"){
                $cluster = "DEV-STG";
                $customspecfile = "STAPLESAMS";
                #$VMFSVol = "dev-stg-vvol"
                $VMFSVol = "dev-stg-fc-dsc1"
                $portgroup = "pgBL-LAN-Dev-11"
            }
            
            #PROD
            if ($vmname -like "*WVP*" -or $vmname -like "*wvp*"){
                $cluster = "SY-PROD";
                $customspecfile = "STAPLESAMS";
                $VMFSVol = "prod-pp-fc-bou1"
                $portgroup = "pgSY-LAN-Prod-8"
            }
            
            $pdns = "10.96.7.80"
            $sdns = "10.96.8.80"

        #CEXPDMZ
        } elseif($domain -eq "CEXPDMZ"){

            #DMZ-LON
            if ($vmname -like "CQCLON1WVP*" -or $vmname -like "CQCANJ1WVP*"){
                $cluster = "SY-ECOM-LON";
                $customspecfile = "CEXPDMZ";
                $VMFSVol = "ecom-lon-fc-dsc1"
                $pdns = "10.96.0.10"
                $sdns = "10.96.0.11"
                
                if($ipaddr -like "10.96.0.*"){
                    $portgroup = "pgSY-DMZ-LON-WEB"
                }
                
            }
            
            #DMZ-BOU
            if ($vmname -like "CQCBOU1WVP*"){
                $cluster = "SY-ECOM-BOU";
                $customspecfile = "CEXPDMZ";
                $VMFSVol = "ecom-bou-fc-dsc1"
                $pdns = "10.96.10.10"
                $sdns = "10.96.10.11"
            }


        #VMSTAGING
        } elseif($domain -eq "VMSTAGING"){

            $cluster = "DEV-STG";
            $customspecfile = "VMSTAGING";
            $VMFSVol = "dev-stg-fc-dsc1"
            $pdns = "10.96.12.86"
            $sdns = "10.96.12.84"
            
            if($gateway -eq "10.96.12.33"){
                $portgroup = "pgBL-STG-Web-2061"
            } elseif($gateway -eq "10.96.12.17"){
                $portgroup = "pgBL-STG-FTP-2062"
            } elseif($gateway -eq "10.96.12.81"){
                $portgroup = "pgBL-STG-DC-2064"
            } elseif($gateway -eq "10.96.12.97"){
                $portgroup = "pgBL-STG-SQLECOM-2066"
            } else {
                write-warning "Wrong gateway"
                exit
            }
        } else {
            write-warning "Wrong domain"
            exit
        }

        if(![string]::IsNullOrEmpty($Datastore)){
            $VMFSVol = $Datastore
        }

        write-host "customspecfile: $customspecfile"
        write-host "VMFSVol: $VMFSVol"
        write-host "Cluster: $cluster"
        write-host "DNS: $pdns, $sdns"
        write-host "Portgroup: $portgroup"
        

        if($customspecfile -eq "" -or $VMFSVol -eq ""){
            return "Invalid customspecfile or VMFSVol"
        }

        # Find matching datastore with most free space
        $Datastore = Get-Datastore | where {($_.Name -match $VMFSVol) -and ($_.Name -notlike "snap-*")} | Sort FreeSpaceGB | Select -Last 1
        # Find host with most available memory
        $BestHost = Get-Cluster $cluster | Get-VMHost | Sort MemoryUsageGB | Select -Last 1   
        
        write-host "Datastore: $Datastore"
        write-host "Host: $BestHost`n"
        
        if([string]::IsNullOrEmpty($Datastore)){
            return "Invalid datastore"
        }

        if($confirm -ne "y"){
            $confirm = read-host "Continue? (y/n)"
            if($confirm -ne "y"){
                return "task cancelled"
            }
        }

        # Deal with customization spec file
        Get-OSCustomizationSpec $customspecfile | Get-OSCustomizationNicMapping | Set-OSCustomizationNicMapping -IpMode UseStaticIp -IpAddress $ipaddr -SubnetMask $subnet -DefaultGateway $gateway -Dns $pdns,$sdns

        #Deploy the VM based on the template with the adjusted Customization Specification
        try{
            if($Template){
                New-VM -Name $vmname -Template $sourcevm -Datastore $Datastore -DiskStorageFormat $diskformat -VMHost $BestHost -ErrorAction Stop -OSCustomizationSpec $customspecfile
            } else {
                New-VM -Name $vmname -VM $sourcevm -Datastore $Datastore -DiskStorageFormat $diskformat -VMHost $BestHost -ErrorAction Stop -OSCustomizationSpec $customspecfile
            }
        }catch{
            return "ERREUR $($Error[0])"
        }

        Sleep -seconds 30

        #Set the Port Group Network Name (Match PortGroup names with the VLAN name)
        try{
            Get-VM -Name $vmname | Get-NetworkAdapter | Set-NetworkAdapter -Portgroup $portgroup -Confirm:$false -ErrorAction Stop
            Get-VM -Name $vmname | Get-NetworkAdapter | Set-NetworkAdapter -startconnected:$true -Confirm:$false -ErrorAction Stop
        }catch{
            return "ERREUR $($Error[0])"
        }

        Start-VM $vmname
        
        Sleep -seconds 20

    }
}