Chilkat Online Tools

VBScript / ForgeRock Identity Cloud Collection / Step 4: Introspect the Access Token

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Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

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

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Http")
set http = CreateObject("Chilkat.Http")

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.HttpRequest")
set req = CreateObject("Chilkat.HttpRequest")

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set jsonParam1 = CreateObject("Chilkat.JsonObject")
req.AddParam "token",jsonParam1.Emit()

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set jsonParam2 = CreateObject("Chilkat.JsonObject")
req.AddParam "client_id",jsonParam2.Emit()

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set jsonParam3 = CreateObject("Chilkat.JsonObject")
req.AddParam "client_secret",jsonParam3.Emit()

req.AddHeader "Authorization","Bearer <access_token>"

' resp is a Chilkat.HttpResponse
Set resp = http.PostUrlEncoded("https://<tenant-name>.forgeblocks.com/am/oauth2/realms/root/realms/alpha/introspect",req)
If (http.LastMethodSuccess = 0) Then
    outFile.WriteLine(http.LastErrorText)
    WScript.Quit
End If

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.StringBuilder")
set sbResponseBody = CreateObject("Chilkat.StringBuilder")
success = resp.GetBodySb(sbResponseBody)

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set jResp = CreateObject("Chilkat.JsonObject")
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = 0

outFile.WriteLine("Response Body:")
outFile.WriteLine(jResp.Emit())

respStatusCode = resp.StatusCode
outFile.WriteLine("Response Status Code = " & respStatusCode)
If (respStatusCode >= 400) Then
    outFile.WriteLine("Response Header:")
    outFile.WriteLine(resp.Header)
    outFile.WriteLine("Failed.")

    WScript.Quit
End If

' Sample JSON response:
' (Sample code for parsing the JSON response is shown below)

' {
'   "active": true,
'   "scope": "write",
'   "realm": "/",
'   "client_id": "forgerockDemoConfidentialClient",
'   "user_id": "demo",
'   "token_type": "Bearer",
'   "exp": 1597324266,
'   "sub": "demo",
'   "iss": "http://openam.example.com:8080/openam/oauth2",
'   "auth_level": 0,
'   "authGrantId": "KrTzIkhIQNqgkrcQBIoGu57eNFE",
'   "auditTrackingId": "037f02f9-d821-4f72-8563-c5050c40fdc3-49716",
'   "expires_in": 3600
' }

' Sample code for parsing the JSON response...
' Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code

active = jResp.BoolOf("active")
scope = jResp.StringOf("scope")
realm = jResp.StringOf("realm")
client_id = jResp.StringOf("client_id")
user_id = jResp.StringOf("user_id")
token_type = jResp.StringOf("token_type")
exp = jResp.IntOf("exp")
v_sub = jResp.StringOf("sub")
iss = jResp.StringOf("iss")
auth_level = jResp.IntOf("auth_level")
authGrantId = jResp.StringOf("authGrantId")
auditTrackingId = jResp.StringOf("auditTrackingId")
expires_in = jResp.IntOf("expires_in")

outFile.Close

Curl Command

curl -X POST
	-H "Authorization: Bearer <access_token>"
	--data-urlencode 'token={{access_token}}'
	--data-urlencode 'client_id={{postmanConfidentialClientId}}'
	--data-urlencode 'client_secret={{postmanClientSecret}}'
https://<tenant-name>.forgeblocks.com/am/oauth2/realms/root/realms/alpha/introspect

Postman Collection Item JSON

{
  "name": "Step 4: Introspect the Access Token",
  "event": [
    {
      "listen": "test",
      "script": {
        "exec": [
          "// Tests",
          "",
          "const jsonData = JSON.parse(responseBody);",
          "",
          "pm.test(\"Status code is 200\", () => {",
          "  pm.expect(pm.response.code).to.eql(200);",
          "});",
          "",
          "pm.test(\"Response contains correct `client_id`.\", function () {",
          "    pm.expect(jsonData.client_id).to.eql(pm.collectionVariables.get(\"postmanConfidentialClientId\"));",
          "});",
          "",
          "",
          ""
        ],
        "type": "text/javascript"
      }
    }
  ],
  "request": {
    "method": "POST",
    "header": [
    ],
    "body": {
      "mode": "urlencoded",
      "urlencoded": [
        {
          "key": "token",
          "value": "{{access_token}}",
          "description": "Access token you want to introspect.",
          "type": "text"
        },
        {
          "key": "client_id",
          "value": "{{postmanConfidentialClientId}}",
          "description": "The ID of the Confidential OAuth Client.",
          "type": "text"
        },
        {
          "key": "client_secret",
          "value": "{{postmanClientSecret}}",
          "description": "The ID of the Confidential OAuth Client.",
          "type": "text"
        }
      ]
    },
    "url": {
      "raw": "{{amUrl}}/oauth2{{realm}}/introspect",
      "host": [
        "{{amUrl}}"
      ],
      "path": [
        "oauth2{{realm}}",
        "introspect"
      ]
    },
    "description": "Retrieve metadata about the active access token, such as, approved scopes, the user that authorized the token, and the expiry time."
  },
  "response": [
    {
      "name": "Example",
      "originalRequest": {
        "method": "POST",
        "header": [
        ],
        "body": {
          "mode": "urlencoded",
          "urlencoded": [
            {
              "key": "token",
              "value": "{{access_token}}",
              "description": "Access token you want to introspect.",
              "type": "text"
            },
            {
              "key": "client_id",
              "value": "{{postmanConfidentialClientId}}",
              "description": "The ID of the Confidential OAuth Client.",
              "type": "text"
            },
            {
              "key": "client_secret",
              "value": "{{postmanClientSecret}}",
              "description": "The ID of the Confidential OAuth Client.",
              "type": "text"
            }
          ]
        },
        "url": {
          "raw": "{{amUrl}}/oauth2{{realm}}/introspect",
          "host": [
            "{{amUrl}}"
          ],
          "path": [
            "oauth2{{realm}}",
            "introspect"
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "X-Frame-Options",
          "value": "SAMEORIGIN"
        },
        {
          "key": "X-Content-Type-Options",
          "value": "nosniff"
        },
        {
          "key": "Content-Type",
          "value": "application/json;charset=UTF-8"
        },
        {
          "key": "Content-Length",
          "value": "351"
        },
        {
          "key": "Date",
          "value": "Thu, 13 Aug 2020 12:13:22 GMT"
        }
      ],
      "cookie": [
      ],
      "body": "{\n    \"active\": true,\n    \"scope\": \"write\",\n    \"realm\": \"/\",\n    \"client_id\": \"forgerockDemoConfidentialClient\",\n    \"user_id\": \"demo\",\n    \"token_type\": \"Bearer\",\n    \"exp\": 1597324266,\n    \"sub\": \"demo\",\n    \"iss\": \"http://openam.example.com:8080/openam/oauth2\",\n    \"auth_level\": 0,\n    \"authGrantId\": \"KrTzIkhIQNqgkrcQBIoGu57eNFE\",\n    \"auditTrackingId\": \"037f02f9-d821-4f72-8563-c5050c40fdc3-49716\",\n    \"expires_in\": 3600\n}"
    }
  ]
}