cmhealth

0.3.0

tests/Test-HostAppLogErrors.ps1

function Test-HostAppLogErrors {
    [CmdletBinding()]
    param (
        [parameter()][string] $TestName = "Application Event Log Errors",
        [parameter()][string] $TestGroup = "operation",
        [parameter()][string] $Description = "Check for recent Application log errors and warnings",
        [parameter()][hashtable] $ScriptParams
    )
    try {
        $startTime = (Get-Date)
        [int] $MaxHours = 24
        #[int]$Setting = Get-CmHealthDefaultValue -KeySet "keygroup:keyname" -DataSet $CmHealthConfig
        [System.Collections.Generic.List[PSObject]]$tempdata = @() # for detailed test output to return if needed
        $stat   = "PASS" # do not change this
        $except = "WARNING"
        $msg    = "No issues found" # do not change this either
$query = @"
<QueryList>
  <Query Id="0" Path="Application">
    <Select Path="Application">*[System[(Level=1 or Level=2 or Level=3) and TimeCreated[timediff(@SystemTime) &lt;= 86400000]]]</Select>
  </Query>
</QueryList>
"@
        [array]$computers = $ScriptParams.ComputerName
        if ($ScriptParams.ComputerName -ne $ScriptParams.SqlInstance) {
            $computers += $ScriptParams.SqlInstance
        }
        foreach ($computer in $computers) {
            Write-Verbose "computer: $computer"
            if ($computer -ne $env:COMPUTERNAME) {
                if ($ScriptParams.Credential) {
                    $res = @(Get-WinEvent -LogName Application -FilterXPath $query -ComputerName $computer -Credential $ScriptParams.Credential -ErrorAction SilentlyContinue)
                } else {
                    $res = @(Get-WinEvent -LogName Application -FilterXPath $query -ComputerName $computer -ErrorAction SilentlyContinue)
                }
            } else {
                $computer = $env:COMPUTERNAME
                $res = @(Get-WinEvent -LogName Application -FilterXPath $query -ErrorAction SilentlyContinue)
            }
            $vwarnings = $res | Where-Object {$_.LevelDisplayName -eq 'Warning'}
            $verrors   = $res | Where-Object {$_.LevelDisplayName -eq 'Error'}
            if (($verrors.Count -gt 0) -or ($vwarnings.Count -gt 0)) {
                $msg  = "$($verrors.Count) Errors and $($vwarnings.Count) Warnings occurred in the Application log within the past $MaxHours hours"
                $stat = $except
                $res | Foreach-Object {
                    $tempdata.Add(
                        [pscustomobject]@{
                            Computer = $_.MachineName
                            Level = $_.LevelDisplayName
                            ID = $_.Id
                            Provider = $_.ProviderName
                            Log = $_.LogName
                            TimeCreated = $_.TimeCreated
                            Message = $_.Message
                        }
                    )
                }
            }
        } # foreach
    }
    catch {
        $stat = 'ERROR'
        $msg = $_.Exception.Message -join ';'
    }
    finally {
        Write-Output $([pscustomobject]@{
            TestName    = $TestName
            TestGroup   = $TestGroup
            TestData    = $tempdata
            Description = $Description
            Status      = $stat
            Message     = $msg
            RunTime     = $(Get-RunTime -BaseTime $startTime)
            Credential  = $(if($ScriptParams.Credential){$($ScriptParams.Credential).UserName} else { $env:USERNAME })
        })
    }
}