Public/Get-CMHealthCheck.ps1

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function Get-CMHealthCheck {
    <#
    .SYNOPSIS
        Extract ConfigMgr Site data
    .DESCRIPTION
        Exracts SCCM hierarchy and site server data
        and stores the information in multiple XML data files which are then
        processed using the Export-CM-Healthcheck.ps1 script to render
        a final MS Word report.
    .PARAMETER OutputFolder
        Path to output data folder, default is "My Documents"
    .PARAMETER SmsProvider
        FQDN of SCCM site server
    .PARAMETER NumberOfDays
        Number of days to go back for alerts in logs (default = 7)
    .PARAMETER HealthcheckFilename
        Name of configuration file (default is .\assets\cmhealthcheck.xml)
    .PARAMETER Overwrite
        Overwrite existing output folder if found.
        Folder is named by datestamp, so this only applies when
        running repeatedly on the same date
    .PARAMETER NoHotfix
        Suppress hotfix inventory. Can save significant runtime
    .EXAMPLE
        .\Get-CMHealthCheck -SmsProvider cm01.contoso.com -NumberofDays:30
    .EXAMPLE
        .\Get-CMHealthCheck -SmsProvider cm01.contoso.com -Overwrite -Verbose
    .EXAMPLE
        .\Get-CMHealthCheck -SmsProvider cm01.contoso.com -HealthcheckDebug -Verbose
    .EXAMPLE
        .\Get-CMHealthCheck -SmsProvider cm01.contoso.com -NoHotfix
    .EXAMPLE
        .\Get-CMHealthCheck -SmsProvider cm01.contoso.com -OutputFolder "c:\temp"
    .EXAMPLE
        .\Get-CMHealthCheck -SmsProvider cm01.contoso.com -OutputFolder "c:\temp" -HealthcheckFilename ".\healthcheck.xml"
    .NOTES
        * Thanks to Rafael Perez for inventing this - http://www.rflsystems.co.uk
        * Thanks to Carl Webster for the basis of Word functions - http://www.carlwebster.com
        * Thanks to David O'Brien for additional Word function - http://www.david-obrien.net/2013/06/20/huge-powershell-inventory-script-for-configmgr-2012/
        * Thanks to Starbucks for empowering me to survive hours of clicking through the Office Word API reference
        * Support: Database name must be CM_<SITECODE> (you need to adapt the queries if not this format)
 
        * Security Rights: user running this tool should have the following rights:
          - SQL Server (serveradmin) to be able to see database / cpu stats
          - SCCM Database (db_owner) used to create/drop user-defined functions
          - msdb Database (db_datareader) used to read backup information
          - read-only analyst on the SCCM console
          - local administrator on all computer (used to remotely connect to the registry and services)
          - firewall allowing 1433 (or equivalent) to all SQL Servers (including SQL Express on Secondary Site)
          - Remote WMI/DCOM firewall - http://msdn.microsoft.com/en-us/library/jj980508(v=winembedded.81).aspx
          - Remote WUA - http://msdn.microsoft.com/en-us/library/windows/desktop/aa387288%28v=VS.85%29.aspx
          - Comments: To get the free disk space, enable the Free Space (MB) for the Logical Disk
    .LINK
        https://github.com/Skatterbrainz/CMHealthCheck/blob/master/Docs/Get-CMHealthCheck.md
    #>

    [CmdletBinding(ConfirmImpact="Low")]
    param (
        [parameter()] [ValidateNotNullOrEmpty()][string] $SmsProvider = "$(($env:COMPUTERNAME, $env:USERDNSDOMAIN) -join '.')",
        [parameter()][ValidateNotNullOrEmpty()][string] $OutputFolder = "$([System.Environment]::GetFolderPath('Personal'))",
        [parameter()][ValidateRange(1,365)][int] $NumberOfDays = 7,
        [parameter()][string] $Healthcheckfilename = "",
        [parameter()][switch] $OverWrite,
        [parameter()][switch] $NoHotfix
    )

    $startTime      = Get-Date
    $currentFolder  = (Get-Location).Path
    if ($currentFolder.substring($currentFolder.Length-1) -ne '\') { $currentFolder+= '\' }
    $logFolder      = "$OutputFolder\_Logs\"
    $reportFolder   = "$OutputFolder\$(Get-Date -UFormat "%Y-%m-%d")\$SmsProvider\"
    if (-not(Test-Path $logFolder)) {
        Write-Log -Message "creating log folder: $logFolder"
        mkdir -Path $logFolder -Force
    }
    if (-not(Test-Path $reportFolder)) {
        Write-Log -Message "creating report folder: $reportFolder"
        mkdir -Path $reportFolder -Force 
    }
    $logfile        = Join-Path -Path $logFolder -ChildPath "Get-CMHealthCheck.log"
    $poshversion    = $PSVersionTable.PSVersion.Major
    $osversion      = (Get-CimInstance -ClassName Win32_OperatingSystem).Caption
    $Error.Clear()
    $bLogValidation = $False
    $ModuleVer      = (Get-Module "CMHealthCheck").Version -join '.'
    $ModulePath     = Split-Path (Get-Module "CMHealthCheck").Path -Parent
    if ([string]::IsNullOrEmpty($Healthcheckfilename)) {
        $Healthcheckfilename = "$ModulePath\assets\cmhealthcheck.xml"
        Write-Log -Message "Healthcheck file....: $HealthCheckFileName" -LogFile $logfile
    }
    Write-Host "CMHealthCheck $ModuleVer"
    Write-Host "Gathering site and server information"

    Write-Log -Message "----------------- BEGIN PROCESSING --------------------" -LogFile $logfile
    Write-Log -Message "Module version......: $ModuleVer" -LogFile $logfile
    Write-Log -Message "Report Folder.......: $reportFolder" -LogFile $logfile
    Write-Log -Message "Powershell version..: $poshversion" -LogFile $logfile
    if (!(Test-Powershell64bit)) {
        Write-Error "Powershell is not 64bit, yo G, we outta here."
        break
    }
    Write-Log -Message "PowerShell mode.....: 64-bit" -LogFile $logfile
    Write-Log -Message "Windows Version.....: $osversion" -LogFile $logfile
    Write-Log -Message "SMS Provider........: $smsprovider" -LogFile $logfile

    try {
        if (-not (Test-Admin)) {
            Write-Host "You are not running PowerShell as Administrator (run as Administrator), no futher action taken" -ForegroundColor Red
            break
        }
        if (Test-Path -Path $reportFolder) {
            if ($Overwrite -eq $true) {
                Write-Log -Message "removing previous output folder $($reportFolder)..." -LogFile $logfile
                Remove-Item -Path "$($reportFolder)" -Recurse -Force
            }
            else {
                Write-Host "Folder $reportFolder already exists. Use -Overwrite to replace." -ForegroundColor Red
                break
            }
        }

        $bLogValidation = $true

        Write-Log -Message "--------------- importing cmhealthcheck.xml ---------------" -LogFile $logfile
        [xml]$HealthCheckXML = Get-CmHealthCheckFile -XmlSource $HealthCheckFilename
        if (!(Test-Folder -Path $reportFolder)) {
            Write-Log -Message "Unable to create $reportFolder" -Severity 3 -LogFile $logfile
            break
        }
        if (($Overwrite) -and (Test-Path $logfile)) {
            Remove-Item $logfile -Force
            Write-Log -Message "previous log file cleared via overwrite request" -LogFile $logfile
        }
        Write-Log -Message "-------------- connecting to site ---------------------"

        $WMISMSProvider = Get-CmWmiObject -Class "SMS_ProviderLocation" -NameSpace "Root\SMS" -ComputerName $smsprovider -LogFile $logfile
        $SiteCodeNamespace = $($WMISMSProvider.SiteCode -join '').SubString(0,3) # thanks to Chris Shilt (07/21/20)
        if ([string]::IsNullOrEmpty($SiteCodeNameSpace)) {
            Write-Host "Error: Unable to connect to $SmsProvider. Exit." -ForegroundColor Red
            Write-Log "unable to connect to $SmsProvider. Exiting here." -Severity 3 -LogFile $logfile
            break
        }
        Write-Log -Message "Site Code........: $SiteCodeNamespace" -LogFile $logfile

        $WMISMSSite = Get-CmWmiObject -Class "SMS_Site" -NameSpace "Root\SMS\Site_$SiteCodeNamespace" -Filter "SiteCode = '$SiteCodeNamespace'" -ComputerName $smsprovider -LogFile $logfile
        $SMSSiteServer  = $WMISMSSite.ServerName
        $SMSSiteVersion = $WMISMSSite.Version
        Write-Log -Message "Site Server......: $SMSSiteServer" -LogFile $logfile
        Write-Log -Message "Site Version.....: $SMSSiteVersion" -LogFile $logfile

        if ($WMISMSSite.Version -lt 5) {
            Write-Log -Message "ConfigMgr Site $SMSSiteVersion not supported. No further action taken" -Severity 3 -LogFile $logfile
            break
        }

        $SQLServerName  = Get-RegistryValue -ComputerName $SMSSiteServer -LogFile $logfile -KeyName 'SOFTWARE\\Microsoft\\SMS\\SQL Server\\Site System SQL Account' -KeyValue 'Server'
        $SQLServiceName = Get-RegistryValue -ComputerName $SMSSiteServer -LogFile $logfile -KeyName 'SOFTWARE\\Microsoft\\SMS\\SQL Server' -KeyValue 'Service Name'
        $SQLPort        = Get-RegistryValue -ComputerName $SMSSiteServer -LogFile $logfile -KeyName 'SOFTWARE\\Microsoft\\SMS\\SQL Server\\Site System SQL Account' -KeyValue 'Port'
        $SQLDBName      = Get-RegistryValue -ComputerName $SMSSiteServer -LogFile $logfile -KeyName 'SOFTWARE\\Microsoft\\SMS\\SQL Server\\Site System SQL Account' -KeyValue 'Database Name'

        # parse when finding default instance vs named instance
        if ($SQLDBName.IndexOf('\') -ge 0) {
            $SQLDBName = $SQLDBName.Split("\")[1]
        }

        Write-Log -Message "--------------- getting sql server info --------------------" -LogFile $logfile
        Write-Log -Message "SQLServerName....: $SQLServerName" -LogFile $logfile
        Write-Log -Message "SQLServiceName...: $SQLServiceName" -LogFile $logfile
        Write-Log -Message "SQLPort..........: $SQLPort" -LogFile $logfile
        Write-Log -Message "SQLDBName........: $SQLDBName" -LogFile $logfile

        if (!(Invoke-DbaQuery -SqlInstance $SQLServerName -Database $SQLDBName -Query  "select * from v_r_system" -EnableException -ErrorAction SilentlyContinue)) {
            Write-Log -Message "ERROR / Permission Denied on connection to SQL Server instance" -Category Error -Severity 3 -ShowMsg
            exit
        }
        $arrServers = @()
        $WMIServers = Get-CmWmiObject -Query "select distinct NetworkOSPath from SMS_SCI_SysResUse where NetworkOSPath not like '%.microsoft.com' and Type in (1,2,4,8)" -ComputerName $SmsProvider -NameSpace "root\sms\site_$SiteCodeNamespace" -LogFile $logfile
        foreach ($WMIServer in $WMIServers) {
            $arrServers += $WMIServer.NetworkOSPath -replace '\\', ''
        }
        if ($arrServers.Count -gt 0) {
            Write-Log -Message $("Servers discovered: " + $arrServers -join(", ")) -LogFile $LogFile
        }
        else {
            Write-Log -Message "no servers discovered." -LogFile $LogFile
        }
        Write-Log -Message "----------------- creating reporting data table ------------------" -LogFile $LogFile
        $Fields = @("TableName", "XMLFile")
        $ReportTable = New-CmDataTable -TableName $tableName -Fields $Fields

        Write-Log -Message "----------------- creating configuration data table ------------------" -LogFile $LogFile
        $Fields = @("SiteServer", "SQLServer","DBName","SiteCode","NumberOfDays","HealthCheckFileName")
        $ConfigTable = New-CmDataTable -TableName $tableName -Fields $Fields

        $row = $ConfigTable.NewRow()
        $row.SiteServer   = $SMSSiteServer
        $row.SQLServer    = $SQLServerName
        $row.DBName       = $SQLDBName
        $row.SiteCode     = $SiteCodeNamespace
        $row.NumberOfDays = [System.Convert]::ToInt32($NumberOfDays)
        $row.HealthCheckFileName = $HealthCheckFileName

        $ConfigTable.Rows.Add($row)
        $outfile = Join-Path -Path $reportFolder -ChildPath "config.xml"
        Write-Log -Message "Exporting XML to $outfile" -LogFile $LogFile
        , $ConfigTable | Export-Clixml -Path $outfile

        $sqlConn = Get-SQLServerConnection -SQLServer "$SQLServerName,$SQLPort" -DBName $SQLDBName
        $sqlConn.Open()

        Write-Log -Message "SQL Query: Creating Functions" -LogFile $LogFile
        $functionsSQLQuery = New-CMHTempSQLfunctions
        $SqlCommand = $sqlConn.CreateCommand()
        $SqlCommand.CommandTimeOut = 0
        $SqlCommand.CommandText = $functionsSQLQuery
        try {
            $SqlCommand.ExecuteNonQuery() | Out-Null
        }
        catch {}
        $SqlCommand = $null
        #$arrSites = @()
        [System.Collections.Generic.List[PSObject]]$arrSites = @()

        $SqlCommand = $sqlConn.CreateCommand()
        $executionquery = "select distinct st.SiteCode, (select top 1 srl2.ServerName from v_SystemResourceList srl2 where srl2.RoleName = 'SMS Provider' and srl2.SiteCode = st.SiteCode) as ServerName from v_Site st"

        Write-Log -Message "sql query........: `n$executionquery" -LogFile $LogFile
        $SqlCommand.CommandTimeOut = 0
        $SqlCommand.CommandText = $executionquery

        Write-Log -Message "--------------- querying database --------------------"    -Severity 1 -LogFile $LogFile
        Write-Log -Message "processing query to sql data adapter..." -LogFile $LogFile
        $DataAdapter = New-Object System.Data.SqlClient.SqlDataAdapter $SqlCommand
        $dataset     = New-Object System.Data.Dataset
        try {
            $DataAdapter.Fill($dataset) | Out-Null
        }
        catch {
            Write-Log -Message "uh oh! something just blew up, phasers were set to kill... review the log output!" -Severity 3 -LogFile $LogFile
            break
        }
        Write-Log -Message "info.............: data adapter is looking good!" -LogFile $LogFile
        foreach($row in $dataset.Tables[0].Rows) {
            #$arrSites += "$($row.SiteCode)@$($row.ServerName)"
            $arrSites.Add("$($row.SiteCode)@$($row.ServerName)")
        }
        Write-Log -Message $("Sites discovered: " + $arrSites -join(", ")) -LogFile $LogFile
        $SqlCommand = $null

        ## section 1 = information that needs be collected against each site
        Write-Log -Message "Phase 1 of 6" -LogFile $logfile -ShowMsg
        foreach ($Site in $arrSites) {
            $arrSiteInfo = $Site.Split("@")
            $PortInformation = Get-CmWmiObject -query "select * from SMS_SCI_Component where FileType=2 and ItemName='SMS_MP_CONTROL_MANAGER|SMS Management Point' and ItemType='Component' and SiteCode='$($arrSiteInfo[0])'" -NameSpace "Root\SMS\Site_$SiteCodeNamespace" -ComputerName $smsprovider -LogFile $logfile
            foreach ($portinfo in $PortInformation) {
                $HTTPport  = ($portinfo.Props | Where-Object {$_.PropertyName -eq "IISPortsList"}).Value1
                $HTTPSport = ($portinfo.Props | Where-Object {$_.PropertyName -eq "IISSSLPortsList"}).Value1
            }
            Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '1' -sqlConn $sqlConn -SiteCode $arrSiteInfo[0] -NumberOfDays $NumberOfDays -ServerName $arrSiteInfo[1] -ReportTable $ReportTable -LogFile $logfile
        } # foreach

        ## section 2 = information that needs be collected against each computer. should not be site specific. query will run only against the higher site in the hierarchy
        Write-Log -Message "Phase 2 of 6" -LogFile $logfile -ShowMsg
        foreach ($server in $arrServers) {
            Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '2' -sqlConn $sqlConn -siteCode $SiteCodeNamespace -NumberOfDays $NumberOfDays -ServerName $server -ReportTable $ReportTable -LogFile $logfile
        }

        ## section 3 = database analisys information, running on all sql servers in the hierarchy. should not be site specific as it connects to the "master" database
        Write-Log -Message "Phase 3 of 6" -LogFile $logfile -ShowMsg
        $DBServers = Get-CmWmiObject -Query "select distinct NetworkOSPath from SMS_SCI_SysResUse where RoleName = 'SMS SQL Server'" -ComputerName $smsprovider -NameSpace "root\sms\site_$SiteCodeNamespace" -LogFile $logfile
        foreach ($DB in $DBServers) {
            $DBServerName = $DB.NetworkOSPath.Replace('\',"")
            Write-Log -Message ("Analysing SQLServer: $DBServerName") -LogFile $LogFile
            if ($SQLServerName.ToLower() -eq $DBServerName.ToLower()) {
                $tmpConnection = $sqlConn
            }
            else {
                $tmpConnection = Get-SQLServerConnection -SQLServer "$DBServerName,$SQLPort" -DBName "master"
                $tmpConnection.Open()
            }
            try {
                Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '3' -sqlConn $tmpConnection -SiteCode $SiteCodeNamespace -NumberOfDays $NumberOfDays -ServerName $DBServerName -ReportTable $ReportTable -LogFile $logfile
            }
            finally {
                if ($SQLServerName.ToLower() -ne $DBServerName.ToLower()) { $tmpConnection.Close()  }
            }
        } # foreach

        ## Section 4 = Database analysis against whole SCCM infrastructure, query will run only against top SQL Server
        Write-Log -Message "Phase 4 of 6" -LogFile $logfile -ShowMsg
        Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '4' -sqlConn $sqlConn -SiteCode $SiteCodeNamespace -NumberOfDays $NumberOfDays -ReportTable $ReportTable -LogFile $logfile

        ## Section 5a = summary information against whole SCCM infrastructure. query will run only against the higher site in the hierarchy
        Write-Log -Message "Phase 5 of 6" -LogFile $logfile -ShowMsg
        Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '5' -sqlConn $sqlConn -SiteCode $SiteCodeNamespace -NumberOfDays $NumberOfDays -ReportTable $ReportTable -LogFile $logfile

        ## Section 5b = detailed information against whole SCCM infrastructure. query will run only against the higher site in the hierarchy
        Write-Log -Message "info.............: entering section 5b" -LogFile $LogFile
        Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '5' -sqlConn $sqlConn -SiteCode $SiteCodeNamespace -NumberOfDays $NumberOfDays -ReportTable $ReportTable -Detailed -LogFile $logfile

        ## Section 6 = troubleshooting information
        Write-Log -Message "Phase 6 of 6" -LogFile $logfile -ShowMsg
        Export-ReportSection -HealthCheckXML $HealthCheckXML -Section '6' -sqlConn $sqlConn -SiteCode $SiteCodeNamespace -NumberOfDays $NumberOfDays -ReportTable $ReportTable -LogFile $logfile
    }
    catch {
        Write-Log -Message "ERROR/EXCEPTION: general unhandled exception" -LogFile $LogFile
        Write-Log -Message "The following error occurred, no further action taken. Dying dying dying, uhhhh.... She's dead, Jim." -LogFile $LogFile
        $errorMessage = $Error[0].Exception.Message
        $errorCode = "0x{0:X}" -f $Error[0].Exception.ErrorCode
        Write-Log -Message "Error $errorCode : $errorMessage" -LogFile $LogFile
        $Error.Clear()
    }
    finally {
        #close sql connection
        Write-Host "Finishing up"
        Write-Log -Message "info.............: closing SQL connection" -LogFile $LogFile
        if ($null -ne $sqlConn) {
            Write-Log -Message "info.............: deleting temp SQL functions" -LogFile $LogFile
            $functionsSQLQuery = @"
IF OBJECT_ID (N'fn_CM12R2HealthCheck_ScheduleToMinutes', N'FN') IS NOT NULL
    DROP FUNCTION fn_CM12R2HealthCheck_ScheduleToMinutes;
"@

            try {
                $SqlCommand = $sqlConn.CreateCommand()
                $SqlCommand.CommandTimeOut = 0
                $SqlCommand.CommandText = $functionsSQLQuery
                try {
                    $SqlCommand.ExecuteNonQuery() | Out-Null
                }
                catch {}
                $SqlCommand = $null
                $sqlConn.Close()
            }
            catch {}
        }
        if ($null -ne $ReportTable) {
            , $ReportTable | Export-CliXml -Path ($reportFolder + 'report.xml')
        }

        if ($bLogValidation -eq $false) {
            Write-Host "Ending HealthCheck CollectData"
            Write-Log -Message "info.............: log validation not enabled" -LogFile $LogFile
        }
        else {
            Write-Log -Message "info.............: ending HealthCheck CollectData" -LogFile $LogFile
        }
    }
    $RunTime  = Get-TimeOffset -StartTime $StartTime
    Write-Output "Data collection process completed. Total runtime: $RunTime (hh`:mm`:ss)"
    Write-Log -Message "---------------- FINISHED PROCESSING ------------------" -LogFile $LogFile
}