Snippet - Web - Test Website via Http Request

Test Website via HTTP request (Similarly as opening from a browser), get the response and implement logic around

Core Snippet and Sample

Copy text below into a power shell session and execute to see the code in action.

# Snippet - Web - Test Website via Http Request
# Core Snippet and Sample
# www.PowerShellExamples.com

# Test a Website using HTTP Request

# Create object to store results
$resultObj = New-Object -TypeName PSObject
$resultObj | Add-Member -MemberType NoteProperty -Name Url -Value $url -PassThru |
    Add-Member -MemberType NoteProperty -Name Response -Value $null -PassThru |
    Add-Member -MemberType NoteProperty -Name ExitCode -Value "" -PassThru |
    Add-Member -MemberType NoteProperty -Name ExitMessage -Value ""


$url = "https://google.com"


try{
    # Create the request.
    $HTTP_Request = [System.Net.WebRequest]::Create($url)

    # Get a response from the site.
    $HTTP_Response = $HTTP_Request.GetResponse()

    $resultObj.Response = $HTTP_Response
    if($resultObj.Response.Length -gt 500){
        $resultObj.Response = $resultObj.Response.substring(0,500)
    }


    # get the HTTP code as an integer.
    $HTTP_Status = [int]$HTTP_Response.StatusCode

    If ($HTTP_Status -eq 200 -or $HTTP_Status -eq 401) {
        $resultObj.ExitCode = 0
        $resultObj.ExitMessage = "Ok. Site is Active!"
    }
    Else {
        $resultObj.ExitCode = 2
        $resultObj.ExitMessage = "The Site may be down, please check!"
    }

    # Finally, we clean up the http request by closing it.
    If ($HTTP_Response -ne $null) 
    {
        $HTTP_Response.Close() 
    }

}catch{


    if($_.Exception -like "*(401) Unauthorized*"){
        $resultObj.Response = "Site is Visible.Reporting (401) Unauthorized,`r`n                ( $($_.Exception.Message) )"
        $resultObj.ExitCode = 0
        $resultObj.ExitMessage = "Ok"
    }else{
        $resultObj.ExitCode = 2
        $resultObj.ExitMessage = $_.Exception | Out-String
    }
}

$resultObj | out-string | Write-host

Result

PS C:\>

Url                Response                   ExitCode ExitMessage
---                --------                   -------- -----------
https://google.com System.Net.HttpWebResponse        0 Ok. Site is Active!