Add endpoints of App Configuration (#355)

Author: dingmeng-xue

src/Authentication.Abstractions/AzureEnvironment.cs

@@ -254,7 +254,8 @@ private static void SetExtendedProperties(IDictionary<string, AzureEnvironment>
                 azureEnvironments[EnvironmentName.AzureCloud].SetProperty(ExtendedEndpoint.MicrosoftGraphUrl, AzureEnvironmentConstants.AzureMicrosoftGraphUrl);
                 azureEnvironments[EnvironmentName.AzureCloud].SetProperty(ExtendedEndpoint.AzurePurviewEndpointSuffix, AzureEnvironmentConstants.AzurePurviewEndpointSuffix);
                 azureEnvironments[EnvironmentName.AzureCloud].SetProperty(ExtendedEndpoint.AzurePurviewEndpointResourceId, AzureEnvironmentConstants.AzurePurviewEndpointResourceId);
-
+                azureEnvironments[EnvironmentName.AzureCloud].SetProperty(ExtendedEndpoint.AzureAppConfigurationEndpointSuffix, AzureEnvironmentConstants.AzureAppConfigurationEndpointSuffix);
+                azureEnvironments[EnvironmentName.AzureCloud].SetProperty(ExtendedEndpoint.AzureAppConfigurationEndpointResourceId, AzureEnvironmentConstants.AzureAppConfigurationEndpointResourceId);
             }
 
             if (azureEnvironments.ContainsKey(EnvironmentName.AzureChinaCloud))
@@ -677,7 +678,9 @@ public static class ExtendedEndpoint
                 MicrosoftGraphUrl = "MicrosoftGraphUrl",
                 MicrosoftGraphEndpointResourceId = "MicrosoftGraphEndpointResourceId",
                 AzurePurviewEndpointSuffix = "AzurePurviewEndpointSuffix",
-                AzurePurviewEndpointResourceId = "AzurePurviewEndpointResourceId";
+                AzurePurviewEndpointResourceId = "AzurePurviewEndpointResourceId",
+                AzureAppConfigurationEndpointSuffix = "AzureAppConfigurationEndpointSuffix",
+                AzureAppConfigurationEndpointResourceId = "AzureAppConfigurationEndpointResourceId";
         }
     }
 }

src/Authentication.Abstractions/AzureEnvironmentConstants.cs

@@ -246,5 +246,11 @@ public static class AzureEnvironmentConstants
         /// The token audience for authorizing Purview Service requests
         /// </summary>
         public const string AzurePurviewEndpointResourceId = "https://purview.azure.net";
+
+        /// <summary>
+        /// App Configuration
+        /// </summary>
+        public const string AzureAppConfigurationEndpointSuffix = "azconfig.io";
+        public const string AzureAppConfigurationEndpointResourceId = "https://azconfig.io";
     }
 }

src/Authentication.Abstractions/Extensions/AzureEnvironmentExtensions.cs

@@ -313,6 +313,12 @@ public static void SetEndpoint(this IAzureEnvironment environment, string endpoi
                     case AzureEnvironment.ExtendedEndpoint.AzurePurviewEndpointResourceId:
                         environment.SetProperty(AzureEnvironment.ExtendedEndpoint.AzurePurviewEndpointResourceId, propertyValue);
                         break;
+                    case AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointSuffix:
+                        environment.SetProperty(AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointSuffix, propertyValue);
+                        break;
+                    case AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointResourceId:
+                        environment.SetProperty(AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointResourceId, propertyValue);
+                        break;
                 }
             }
         }
@@ -370,6 +376,10 @@ public static string GetTokenAudience(this IAzureEnvironment environment, string
                 case AzureEnvironment.ExtendedEndpoint.AzurePurviewEndpointResourceId:
                     resource = AzureEnvironment.ExtendedEndpoint.AzurePurviewEndpointResourceId;
                     break;
+                case AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointSuffix:
+                case AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointResourceId:
+                    resource = AzureEnvironment.ExtendedEndpoint.AzureAppConfigurationEndpointResourceId;
+                    break;
                 default:
                     resource = AzureEnvironment.Endpoint.ActiveDirectoryServiceEndpointResourceId;
                     break;