PowerShell OneLogin: Refresh the Access Token

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Refreshing tokens provides a new set of access and refresh tokens.

Documentation: https://developers.onelogin.com/api-docs/1/oauth20-tokens/refresh-tokens-2

CURL Command

curl 'https://api.us.onelogin.com/auth/oauth2/v2/token' \
-X POST \
-u onelogin_client_id:onelogin_client_secret \
-H "Content-Type: application/json" \
-d '{
    "grant_type":"refresh_token",
    "access_token":"onelogin_access_token",
    "refresh_token":"onelogin_refresh_token"
}'

PowerShell Example

[Reflection.Assembly]::LoadFile("C:\myAssemblies\ChilkatDotNet2.dll")

$rest = New-Object Chilkat.Rest

#  URL: https://api.us.onelogin.com/auth/oauth2/v2/token
$bTls = $true
$port = 443
$bAutoReconnect = $true
$success = $rest.Connect("api.us.onelogin.com",$port,$bTls,$bAutoReconnect)
if ($success -ne $true) {
    $("ConnectFailReason: " + $rest.ConnectFailReason)
    $($rest.LastErrorText)
    exit
}

$rest.SetAuthBasic("onelogin_client_id","onelogin_client_secret")

$json = New-Object Chilkat.JsonObject
$json.UpdateString("grant_type","refresh_token")
$json.UpdateString("access_token","onelogin_access_token")
$json.UpdateString("refresh_token","onelogin_refresh_token")

$rest.AddHeader("Content-Type","application/json")

$sbRequestBody = New-Object Chilkat.StringBuilder
$json.EmitSb($sbRequestBody)
$sbResponseBody = New-Object Chilkat.StringBuilder
$success = $rest.FullRequestSb("POST","/auth/oauth2/v2/token",$sbRequestBody,$sbResponseBody)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

$respStatusCode = $rest.ResponseStatusCode
if ($respStatusCode -ge 400) {
    $("Response Status Code = " + $respStatusCode)
    $("Response Header:")
    $($rest.ResponseHeader)
    $("Response Body:")
    $($sbResponseBody.GetAsString())
    exit
}

$jsonResponse = New-Object Chilkat.JsonObject
$jsonResponse.LoadSb($sbResponseBody)

$access_token = $jsonResponse.StringOf("access_token")
$created_at = $jsonResponse.StringOf("created_at")
$expires_in = $jsonResponse.IntOf("expires_in")
$refresh_token = $jsonResponse.StringOf("refresh_token")
$token_type = $jsonResponse.StringOf("token_type")
$account_id = $jsonResponse.IntOf("account_id")

Sample JSON Response Body

{
  "access_token": "e06720cf50b8d46185a88b499b451310b24bc86334b1251d7ea558fffec31906",
  "created_at": "2018-04-16T21:20:42.259Z",
  "expires_in": 36000,
  "refresh_token": "b7155d23818dc83624160542972b0f52672ee3b518cf92c441f7583e39c741ea",
  "token_type": "bearer",
  "account_id": 135150
}