54 lines
2.1 KiB
PowerShell
54 lines
2.1 KiB
PowerShell
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function Test-KnownWCFServicesResolvable {
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<#
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.SYNOPSIS
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Test that a set of WCF services are resolvable
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.PARAMETER Services
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This should be an array of one or more services with a property set minimum of:
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* Name
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* WebAppName
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* Endpoint
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The Name is assumed to be the value used as the hostname for purposes of service resolution for a given WebAppName.
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.PARAMETER KnownSkipWebApps
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List of apps that we know we want to skip testing for.
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Principally useful for ExceptionService, SymConnectMultiplexer, etc
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#>
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[CmdletBinding()]
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[OutputType([void])]
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param (
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[Parameter(Mandatory = $false)]
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[ValidateNotNullOrEmpty()]
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[object[]]$Services = (Get-KnownWCFServices),
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[Parameter(Mandatory = $false)]
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[string[]]$KnownSkipWebApps = (Get-KnownSkipWebAppNames)
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)
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$logLead = Get-LogLeadName
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$failed = $false
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$failedCount = 0
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# Skip checking the ones that we know we don't need to check
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foreach ($service in $Services.Where({$_.WebAppName -notin $KnownSkipWebApps})) {
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$hostnameResolution = Resolve-DNSName -Name $service.Name -ErrorAction SilentlyContinue
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if ($null -eq $hostnameResolution) {
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# Don't stop for the first one, log 'em all
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Write-Error "$logLead : Could not resolve hostname for $($service.Name) used by the WCF service $($service.WebAppName)" -ErrorAction Continue # Ensure we hit the ugly red text but don't stop even if EAP is stop
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$failed = $true
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$failedCount += 1
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}
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}
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if ($failed) {
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if (($Services.Count -gt 1) -and ($failedCount -eq $Services.Count)) {
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Write-Warning "$logLead : All of the services appear to have failed, is the hosts file corrupt?"
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}
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# Downstream tasks expect us to throw so they will not continue
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# Ex: Install_Packages -> Install-Server
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throw "Could not successfully resolve hostnames on $($env:ComputerName)"
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}
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Write-Host "$logLead : All services successfully tested for hostname resolution $($Services.WebAppName -join ',')"
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}
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