serviceRecovery.ps1

using namespace System.Collections.Generic

param(
    [string] $ServiceName = 'Spooler'
)

$ErrorActionPreference = 'Stop'

try {
    [ciminstance[]] $Services = Get-CimInstance -ClassName Win32_Service -Filter "Name = '$ServiceName'"

    if (-not $Services -or $Services.Count -eq 0) {
        'No services were found with name {0}' -f $ServiceName | Write-Error
    }

    if ($Services.Count -gt 1) {
        '{0} services were found with name {1}' -f $Services.Count, $ServiceName | Write-Error
    }

    [ciminstance] $Service = $Services[0]

    $ServiceRecovery = & sc.exe qfailure $Service.Name
}
catch {
    Write-Warning $_
    exit 0
}

[Dictionary[[string], [psobject]]] $Items = @{}
[string] $LastKey = [string]::Empty

foreach ($l in ($ServiceRecovery -split [System.Environment]::NewLine | Select-Object -Skip 1)) {
    $line = $l.Trim(' ')
    if ($line.Length -eq 0) {
        continue
    }

    $parts = $line -split ':'
    if ($parts.Count -eq 2) {
        [string] $key = $parts[0].Trim(' ')
        [string] $val = $parts[1].Trim(' ')

        $script:LastKey = $key

        if ($key -eq 'FAILURE_ACTIONS') {
            $Items.Add($key, [List[string]] @($val))
            continue
        }

        $Items.Add($key, $val)
    }
    else {
        if ($LastKey -eq 'FAILURE_ACTIONS') {
            $Items.$LastKey.Add($val)
            continue
        }

        $Items.$LastKey = $Items.$LastKey += ', {0}' -f $val
    }
}

if (-not [bool] $Items.FAILURE_ACTIONS -or $Items.FAILURE_ACTIONS.Count -eq 0) {
    'No failure actions detected for service: {0}' -f $Service.Name | Write-Error
}