72 lines
2.3 KiB
PowerShell
72 lines
2.3 KiB
PowerShell
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function Invoke-ProgetRequest {
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<#
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.SYNOPSIS
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USed for making fault tolerant web requests to proget
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.EXAMPLE
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$response = Invoke-ProgetRequest -URI $uri -Headers $headers
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.PARAMETER URI
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Proget URI to make request against
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.PARAMETER Headers
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Generally used for auth header, but accepts any header
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.OUTPUTS
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Response from invoke web request to Proget
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.NOTES
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Uses Invoke-CommandWithRetry to retry requests to recover from transient failures
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#>
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[cmdletbinding()]
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[OutputType([Microsoft.PowerShell.Commands.WebResponseObject])]
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param (
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[Parameter(Mandatory = $true)]
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$URI,
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[Parameter(Mandatory = $true)]
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$Headers
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)
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if ($null -eq $Headers) {
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$Headers = @{}
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}
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$loglead = (Get-LogLeadName)
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$retryStatusCodes = @(
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[System.Net.HttpStatusCode]::BadGateway,
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[System.Net.HttpStatusCode]::BadRequest,
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[System.Net.HttpStatusCode]::GatewayTimeout,
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[System.Net.HttpStatusCode]::InternalServerError,
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[System.Net.HttpStatusCode]::ServiceUnavailable
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)
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Write-Host "$logLead : Performing web request to $($URI)"
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$command = {
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try {
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$response = Invoke-WebRequest $URI -UseBasicParsing -Headers $headers
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if ($response.StatusCode -ne "200") {
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throw "Non-success Statuscode found was $($response.StatusCode)"
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}
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} catch [System.Net.WebException] {
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if ($null -eq $_.Exception.Response -and $_.Exception.Message -eq "The operation has timed out.") {
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Write-Host "$logLead : No response object found. Request timed out. throwing"
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throw $_
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}
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} catch {
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Write-Host "Exception $($_.Exception.Message)"
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Write-Host "$logLead : Response code: $($response.StatusCode)"
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if ($retryStatusCodes -contains $response.StatusCode) {
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Write-Host "$logLead : retry code Detected, throwing"
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throw $_
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}
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if ($response.StatusCode -ne "200") {
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Write-Host "Non-success Statuscode found was $($response.StatusCode)"
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throw $_
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}
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}
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return $response
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}
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$response = Invoke-CommandWithRetry -ScriptBlock $command -Exponential
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Write-Host "$logLead : Done Trying to $($URI)"
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return $response
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}
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