Gatekeeper API stabilization

src/dotnet/Common/Constants/Configuration/AppConfigurationKeyFilters.cs

@@ -335,5 +335,11 @@ public static partial class AppConfigurationKeyFilters
         /// </summary>
         public const string FoundationaLLM_Events_Profiles_VectorizationWorker =
             "FoundationaLLM:Events:Profiles:VectorizationWorker:*";
+
+        /// <summary>
+        /// Filter for the configuration section used to identify the settings for the events infrastructure used by the Gatekeeper API.
+        /// </summary>
+        public const string FoundationaLLM_Events_Profiles_GatekeeperAPI =
+            "FoundationaLLM:Events:Profiles:GatekeeperAPI:*";
     }
 }

src/dotnet/Common/Constants/Configuration/AppConfigurationKeySections.cs

@@ -335,5 +335,11 @@ public static partial class AppConfigurationKeySections
         /// </summary>
         public const string FoundationaLLM_Events_Profiles_VectorizationWorker =
             "FoundationaLLM:Events:Profiles:VectorizationWorker";
+
+        /// <summary>
+        /// Configuration section used to identify the settings for the events infrastructure used by the Gatekeeper API.
+        /// </summary>
+        public const string FoundationaLLM_Events_Profiles_GatekeeperAPI =
+            "FoundationaLLM:Events:Profiles:GatekeeperAPI";
     }
 }

src/dotnet/Common/Constants/Configuration/AppConfigurationKeys.cs

@@ -1083,6 +1083,13 @@ public static class AppConfigurationKeys
         /// </summary>
         public const string FoundationaLLM_Events_Profiles_VectorizationWorker =
             "FoundationaLLM:Events:Profiles:VectorizationWorker";
+
+        /// <summary>
+        /// The app configuration key for the FoundationaLLM:Events:Profiles:GatekeeperAPI setting.
+        /// <para>Value description:<br/>The settings used by the Gatekeeper API to process Azure Event Grid events.</para>
+        /// </summary>
+        public const string FoundationaLLM_Events_Profiles_GatekeeperAPI =
+            "FoundationaLLM:Events:Profiles:GatekeeperAPI";
 
         #endregion
 
@@ -1105,5 +1112,9 @@ public static class AppConfigurationKeys
         #region FoundationaLLM:Events:Profiles:VectorizationWorker
 
         #endregion
+
+        #region FoundationaLLM:Events:Profiles:GatekeeperAPI
+
+        #endregion
     }
 }

src/dotnet/Common/Constants/Data/AppConfiguration.json

@@ -1480,6 +1480,14 @@
 				"value": "${env:FOUNDATIONALLM_VECTORIZATION_WORKER_EVENT_GRID_PROFILE}",
 				"content_type": "application/json",
 				"first_version": "0.8.0"
+			},
+			{
+				"name": "GatekeeperAPI",
+				"description": "The settings used by the Gatekeeper API to process Azure Event Grid events.",
+				"secret": "",
+				"value": "${env:FOUNDATIONALLM_GATEKEEPER_API_EVENT_GRID_PROFILE}",
+				"content_type": "application/json",
+				"first_version": "0.8.0"
 			}
 		]
 	},
@@ -1522,5 +1530,13 @@
 			"description": "Configuration section used to identify the settings for the events infrastructure used by the Vectorization Worker service."
 		},
 		"configuration_keys": []
+	},
+	{
+		"namespace": "Events:Profiles:GatekeeperAPI",
+		"dependency_injection_key": null,
+		"configuration_section": {
+			"description": "Configuration section used to identify the settings for the events infrastructure used by the Gatekeeper API."
+		},
+		"configuration_keys": []
 	}
 ]

src/dotnet/Gatekeeper/Gatekeeper.csproj

@@ -11,7 +11,6 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
-    <PackageReference Include="Azure.AI.ContentSafety" Version="1.0.0" />
   </ItemGroup>
 
   <ItemGroup>

src/dotnet/Gatekeeper/Models/ContentSafety/AnalyzeTextResult.cs

@@ -0,0 +1,54 @@
+using System.Text.Json.Serialization;
+
+namespace FoundationaLLM.Gatekeeper.Core.Models.ContentSafety
+{
+    /// <summary>
+    /// Text analysis results.
+    /// </summary>
+    public class AnalyzeTextResult
+    {
+        /// <summary> Analysis result for categories. </summary>
+        [JsonPropertyName("categoriesAnalysis")]
+        public required List<TextCategoryResult> CategoriesAnalysis { get; set; }
+    }
+
+    /// <summary>
+    /// Text category results.
+    /// </summary>
+    public class TextCategoryResult
+    {
+        /// <summary> The text analysis category. </summary>
+        [JsonPropertyName("category")]
+        public required string Category { get; set; }
+
+        /// <summary> The value increases with the severity of the input content. The value of this field is determined by the output type specified in the request. The output type could be ‘FourSeverityLevels’ or ‘EightSeverity Levels’, and the output value can be 0, 2, 4, 6 or 0, 1, 2, 3, 4, 5, 6, or 7. </summary>
+        [JsonPropertyName("severity")]
+        public int? Severity { get; set; }
+    }
+
+    /// <summary>
+    /// Text category constants.
+    /// </summary>
+    public static class TextCategory
+    {
+        /// <summary>
+        /// Hate.
+        /// </summary>
+        public const string Hate = "Hate";
+
+        /// <summary>
+        /// Violence.
+        /// </summary>
+        public const string Violence = "Violence";
+
+        /// <summary>
+        /// SelfHarm.
+        /// </summary>
+        public const string SelfHarm = "SelfHarm";
+
+        /// <summary>
+        /// Sexual.
+        /// </summary>
+        public const string Sexual = "Sexual";
+    }
+}

src/dotnet/Gatekeeper/Services/AzureContentSafetyService.cs

@@ -1,5 +1,4 @@
 using Azure;
-using Azure.AI.ContentSafety;
 using FoundationaLLM.Common.Constants;
 using FoundationaLLM.Common.Interfaces;
 using FoundationaLLM.Gatekeeper.Core.Interfaces;
@@ -47,17 +46,17 @@ public async Task<AnalyzeTextFilterResult> AnalyzeText(string content)
         {
             var client = await _httpClientFactoryService.CreateClient(HttpClientNames.AzureContentSafety, _callContext.CurrentUserIdentity);
 
-            Response<AnalyzeTextResult>? results = null;
+            AnalyzeTextResult? results = null;
             try
             {
                 var response = await client.PostAsync("/contentsafety/text:analyze?api-version=2023-10-01",
-                new StringContent(JsonSerializer.Serialize(new AnalyzeTextOptions(content)),
+                new StringContent(JsonSerializer.Serialize(new { text = content }),
                 Encoding.UTF8, "application/json"));
 
                 if (response.IsSuccessStatusCode)
                 {
                     var responseContent = await response.Content.ReadAsStringAsync();
-                    results = JsonSerializer.Deserialize<Response<AnalyzeTextResult>>(responseContent);
+                    results = JsonSerializer.Deserialize<AnalyzeTextResult>(responseContent);
                 }
             }
             catch (RequestFailedException ex)
@@ -72,28 +71,28 @@ public async Task<AnalyzeTextFilterResult> AnalyzeText(string content)
             var safe = true;
             var reason = "The prompt text did not pass the content safety filter. Reason:";
 
-            var hateSeverity = results.Value.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.Hate)?.Severity ?? 0;
+            var hateSeverity = results.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.Hate)?.Severity ?? 0;
             if (hateSeverity > _settings.HateSeverity)
             {
                 reason += $" hate";
                 safe = false;
             }
 
-            var violenceSeverity = results.Value.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.Violence)?.Severity ?? 0;
+            var violenceSeverity = results.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.Violence)?.Severity ?? 0;
             if (violenceSeverity > _settings.ViolenceSeverity)
             {
                 reason += $" violence";
                 safe = false;
             }
 
-            var selfHarmSeverity = results.Value.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.SelfHarm)?.Severity ?? 0;
+            var selfHarmSeverity = results.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.SelfHarm)?.Severity ?? 0;
             if (selfHarmSeverity > _settings.SelfHarmSeverity)
             {
                 reason += $" self-harm";
                 safe = false;
             }
 
-            var sexualSeverity = results.Value.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.Sexual)?.Severity ?? 0;
+            var sexualSeverity = results.CategoriesAnalysis.FirstOrDefault(a => a.Category == TextCategory.Sexual)?.Severity ?? 0;
             if (sexualSeverity > _settings.SexualSeverity)
             {
                 reason += $" sexual";

src/dotnet/Gatekeeper/Services/GatekeeperService.cs

@@ -72,7 +72,7 @@ public async Task<CompletionResponse> GetCompletion(string instanceId, Completio
                 var promptInjectionResult = await _contentSafetyService.DetectPromptInjection(completionRequest.UserPrompt!);
 
                 if (!string.IsNullOrWhiteSpace(promptInjectionResult))
-                    return new CompletionResponse() { OperationId=completionRequest.OperationId, Completion = promptInjectionResult };
+                    return new CompletionResponse() { OperationId = completionRequest.OperationId, Completion = promptInjectionResult };
             }
 
             if (_gatekeeperServiceSettings.EnableAzureContentSafety)
@@ -103,6 +103,6 @@ public async Task<LongRunningOperation> StartCompletionOperation(string instance
         public async Task<CompletionResponse> GetCompletionOperationResult(string instanceId, string operationId) =>
             // TODO: Need to call State API to get the operation.
             throw new NotImplementedException();
-        
+
     }
 }

src/dotnet/GatekeeperAPI/GatekeeperAPI.csproj

@@ -56,6 +56,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Authorization\Authorization.csproj" />
+    <ProjectReference Include="..\Configuration\Configuration.csproj" />
     <ProjectReference Include="..\Gatekeeper\Gatekeeper.csproj" />
   </ItemGroup>
 

src/dotnet/GatekeeperAPI/Program.cs

@@ -8,7 +8,9 @@
 using FoundationaLLM.Common.Models.Configuration.Instance;
 using FoundationaLLM.Common.Models.Context;
 using FoundationaLLM.Common.OpenAPI;
+using FoundationaLLM.Common.Services.Azure;
 using FoundationaLLM.Common.Services.Security;
+using FoundationaLLM.Common.Validation;
 using FoundationaLLM.Gatekeeper.Core.Interfaces;
 using FoundationaLLM.Gatekeeper.Core.Models.ConfigurationOptions;
 using FoundationaLLM.Gatekeeper.Core.Services;
@@ -46,6 +48,10 @@ public static void Main(string[] args)
                 });
                 options.Select(AppConfigurationKeyFilters.FoundationaLLM_Instance);
                 options.Select(AppConfigurationKeyFilters.FoundationaLLM_Configuration);
+                options.Select(AppConfigurationKeyFilters.FoundationaLLM_APIEndpoints_GatekeeperAPI_Configuration);
+                options.Select(AppConfigurationKeyFilters.FoundationaLLM_APIEndpoints_GatekeeperAPI_Essentials);
+                options.Select(AppConfigurationKeyFilters.FoundationaLLM_ResourceProviders_Configuration_Storage);
+                options.Select(AppConfigurationKeyFilters.FoundationaLLM_Events_Profiles_GatekeeperAPI);
 
                 //TODO: Replace this with a more granular approach that would only bring in the configuration namespaces that are actually needed.
                 options.Select(AppConfigurationKeyFilters.FoundationaLLM_APIEndpoints);
@@ -73,6 +79,18 @@ public static void Main(string[] args)
             builder.Services.AddOptions<InstanceSettings>()
                 .Bind(builder.Configuration.GetSection(AppConfigurationKeySections.FoundationaLLM_Instance));
 
+            // Add Azure ARM services
+            builder.Services.AddAzureResourceManager();
+
+            // Add event services
+            builder.Services.AddAzureEventGridEvents(
+                builder.Configuration,
+                AppConfigurationKeySections.FoundationaLLM_Events_Profiles_GatekeeperAPI);
+
+            // Add resource providers
+            builder.Services.AddSingleton<IResourceValidatorFactory, ResourceValidatorFactory>();
+            builder.AddConfigurationResourceProvider();
+
             // Register the downstream services and HTTP clients.
             builder.AddHttpClientFactoryService();
             builder.AddDownstreamAPIService(HttpClientNames.GatekeeperIntegrationAPI);