Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
Powershell wait for URL
function WaitForUrlContent {
[CmdletBinding()]
Param (
[Parameter(Mandatory=$true)]
[string]$ResponseContentNoPresent,
[Parameter(Mandatory=$false)]
[string]$Url="http://localhost:4502",
[Parameter(Mandatory=$false,
HelpMessage="Provide Basic Auth Credentials in following format: <user>:<pass>")]
[string]$BasicAuthCreds="",
[Parameter(Mandatory=$false)]
[string]$UserAgent="",
[Parameter(Mandatory=$false)]
[string]$Referer="",
[Parameter(Mandatory=$false)]
[string]$Timeout="5"
)
$HEADERS = @{
}
if (-not([string]::IsNullOrEmpty($UserAgent))) {
$HEADERS.add("User-Agent",$UserAgent)
}
if (-not([string]::IsNullOrEmpty($Referer))) {
$HEADERS.add("Referer",$Referer)
}
if (-not([string]::IsNullOrEmpty($BasicAuthCreds))) {
$BASICAUTH = [System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes($BasicAuthCreds))
$HEADERS.add("Authorization","Basic $BASICAUTH")
}
Write-Host -NoNewline "Waiting for: $Url"
$FirstError=$true
$LastError=""
while ($true) {
try {
$response = Invoke-WebRequest -Headers $HEADERS -TimeoutSec $Timeout -Uri "$Url"
$StatusCode = $Response.StatusCode
} catch {
$StatusCode = $_.Exception.Response.StatusCode.value__
$LastError = $StatusCode
if ($FirstError -Or $LastError -ne $StatusCode) {
Write-Host -NoNewline " (Error: $StatusCode)"
$FirstError=$false
}
}
if( $StatusCode -ne 200 -Or $response.content.contains($ResponseContentNoPresent)) {
sleep 1
Write-Host -NoNewline "."
} else {
break
}
}
}
$SERVER_PATH = "/system/console/bundles.json"
$LOGIN = "admin:admin"
$SERVER_HOST = "localhost"
$PROTOCOL = "http"
$PORT = 4502
$TIMEOUT = 5
$ADDRESS = "${PROTOCOL}://${SERVER_HOST}:${PORT}"
WaitForUrlContent -ResponseContentNoPresent '"state":"Installed"' -Referer $ADDRESS -UserAgent "curl" -Url ${ADDRESS}${SERVER_PATH} -BasicAuthCreds $LOGIN -Timeout $TIMEOUT
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment