PowerShell Requires Chilkat v11.0.0+

Azure OAuth2 Client Credentials Grant Flow

See more OAuth2 Examples

Demonstrates how to get an OAuth2 access token for an Azure Registered App using the Client Credentials Grant Flow.

Note: Your Azure app must be registered as a single-tenant app to use client credentials.

PowerShell

Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

#  This example requires the Chilkat API to have been previously unlocked.
#  See Global Unlock Sample for sample code.

$http = New-Object Chilkat.Http

$req = New-Object Chilkat.HttpRequest
$req.AddParam("client_secret","CLIENT_SECRET")
$req.AddParam("client_id","CLIENT_ID")

#  See Understanding Scopes in Azure OAuth2 Client Credentials Flow
$req.AddParam("scope","https://graph.microsoft.com/.default")

$req.AddParam("grant_type","client_credentials")

#  Note: Your Azure app must be registered as a single-tenant app to use client credentials.
#  Use your own tenant ID, for example 4d8fdd66-66d1-43b0-ae5c-e31b4b7de5cd
$url = "https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token"

$req.HttpVerb = "POST"
$req.ContentType = "application/x-www-form-urlencoded"

$resp = New-Object Chilkat.HttpResponse
$success = $http.HttpReq($url,$req,$resp)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

$statusCode = $resp.StatusCode
$("Response status code = " + $statusCode)

$json = New-Object Chilkat.JsonObject
$json.Load($resp.BodyStr)

$json.EmitCompact = $false
$($json.Emit())

#  Sample successful output:

#  {
#    "token_type": "Bearer",
#    "expires_in": 3599,
#    "ext_expires_in": 3599,
#    "access_token": "eyJ0eX...K0jOERg"
#  }

if ($statusCode -eq 200) {
    $json.WriteFile("qa_data/tokens/azureClientCredentialsToken.json")
    $("Success.")
}
else {
    $("Failed.")
}