Facebook can be used as a federated authenticator in the Identity Server. Do the following to configure the Identity Server to authenticate users using their Facebook credentials.
This section gives you a quick understanding of configuring Facebook as Identity provider so that it acts as a federated authenticator. Check out the Logging in to your Application via Identity Server using Facebook Credentials tutorial to try out an end to end scenario of using Facebook as a federated authenticator.
Before you begin
Follow the steps given below to add a new identity provider in WSO2 Identity Server. Go to Facebook Configuration under Federated Authenticators. Enter the following values in the form that appears: <Application ID of the Facebook App> Select both checkboxes to Enable Facebook Authenticator and make it the Default. You have now added the identity provider.
Field Description Sample Value Client Id This refers to the App ID you received from the Facebook app you created. Client Secret This refers to the App Secret you received from the Facebook app you created. <App Secret of the Facebook App> Scope Defines the permission to access particular information from a Facebook profile. See the Permissions Reference for a list of the different permission groups in Facebook APIs. User Information Fields These are the claims related to the user account on Facebook. WSO2 Identity Server requests these fields from Facebook when a user is authenticated with Facebook through the IS. See public_profile permission for more information about these fields. id,name,gender,email,first_name,last_name,age_range,link Callback Url This is the URL to which the browser should be redirected after the authentication is successful. This should be thecommonauthendpoint of Identity server. https://localhost:9443/commonauth
Go to Facebook Configuration under Federated Authenticators.
Enter the following values in the form that appears:
<Application ID of the Facebook App>
Select both checkboxes to Enable Facebook Authenticator and make it the Default.
You have now added the identity provider.
- Navigate to the Identity Provider section under Main > Identity menu-item.
- Click Add.
- Provide values for the following fields under the Basic Information section:
- Expand the Facebook Configuration form.
Fill in the following fields where relevant.
Field Description Sample value Enable Facebook Authentication Selecting this option enables Facebook to be used as an authenticator for users provisioned to the Identity Server. Selected Default Selecting the Default checkbox signifies that the Facebook credentials are the main/default form of authentication. This removes the selection made for any other Default checkboxes for other authenticators. Selected Client Id This is the username from the Facebook app. These are obtained from the Facebook App you create using your Facebook Developer account. See Logging in to your Application via Identity Server using Facebook Credentials for more information on how to do this. 1421263438188909 Client Secret This is the password from the Facebook app. Click the Show button to view the value you enter. 12ffb4dfb2fed67a00846b42126991f8 Scope You can restrict the claims sent to the Identity Server. This means you can restrict the claims by specifying them in the scope. User Information Fields You can send a comma separated list of claims that you need to receive. id,email,name Callback URL
This is the URL to which the browser should be redirected after the authentication is successful. It should have this format: https://(host-name):(port)/commonauth. Here Callback URL is the endpoint in WSO2 Identity Server which accepts the response sent by facebook.