Adding AI Provider CRD implementation

adapter/api/proto/wso2/discovery/api/ai_provider.proto

@@ -0,0 +1,45 @@
+//  Copyright (c) 2024, WSO2 LLC. (http://www.wso2.org) All Rights Reserved.
+//
+//  WSO2 LLC. licenses this file to you under the Apache License,
+//  Version 2.0 (the "License"); you may not use this file except
+//  in compliance with the License.
+//  You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing,
+//  software distributed under the License is distributed on an
+//  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+//  KIND, either express or implied.  See the License for the
+//  specific language governing permissions and limitations
+//  under the License.
+
+syntax = "proto3";
+
+package wso2.discovery.api;
+
+
+option go_package = "github.com/envoyproxy/go-control-plane/wso2/discovery/api;api";
+option java_package = "org.wso2.apk.enforcer.discovery.api";
+option java_outer_classname = "AIProviderProto";
+option java_multiple_files = true;
+
+// [#protodoc-title: AIProvider]
+
+// Holds AIProvider configs
+message AIProvider {
+    string providerName = 1;
+	string providerAPIVersion = 2;
+    string organization = 3;
+    ValueDetails model = 4;
+    ValueDetails promptTokens = 5;
+    ValueDetails completionToken = 6;
+    ValueDetails totalToken = 7;
+    bool enabled = 8;
+}
+
+// Holds ValueDetails configs
+message ValueDetails {
+    string in = 1;
+    string value = 2;
+}

adapter/api/proto/wso2/discovery/api/api.proto

@@ -24,6 +24,7 @@ import "wso2/discovery/api/BackendJWTTokenInfo.proto";
 import "wso2/discovery/api/endpoint_cluster.proto";
 import "wso2/discovery/api/security_info.proto";
 import "wso2/discovery/api/graphql.proto";
+import "wso2/discovery/api/ai_provider.proto";
 
 option go_package = "github.com/envoyproxy/go-control-plane/wso2/discovery/api;api";
 option java_package = "org.wso2.apk.enforcer.discovery.api";
@@ -61,4 +62,5 @@ message Api {
 	bool subscriptionValidation = 28;
 	EndpointCluster endpoints = 29;
 	repeated SecurityInfo endpointSecurity = 30;
+	AIProvider aiprovider = 31;
 }

adapter/internal/oasparser/config_generator.go

@@ -181,6 +181,38 @@ func GetEnforcerAPI(adapterInternalAPI *model.AdapterInternalAPI, vhost string)
 		}
 	}
 
+	var aiProvider *api.AIProvider
+
+	aiProviderFromInternalAPI := adapterInternalAPI.GetAIProvider()
+	logger.LoggerOasparser.Debugf("Before Internal AI Provider: %+v", aiProviderFromInternalAPI)
+
+	if aiProviderFromInternalAPI.Enabled {
+		aiProvider = &api.AIProvider{
+			Enabled:            aiProviderFromInternalAPI.Enabled,
+			ProviderName:       aiProviderFromInternalAPI.ProviderName,
+			ProviderAPIVersion: aiProviderFromInternalAPI.ProviderAPIVersion,
+			Organization:       aiProviderFromInternalAPI.Organization,
+			Model: &api.ValueDetails{
+				In:    aiProviderFromInternalAPI.Model.In,
+				Value: aiProviderFromInternalAPI.Model.Value,
+			},
+			PromptTokens: &api.ValueDetails{
+				In:    aiProviderFromInternalAPI.PromptTokens.In,
+				Value: aiProviderFromInternalAPI.PromptTokens.Value,
+			},
+			CompletionToken: &api.ValueDetails{
+				In:    aiProviderFromInternalAPI.CompletionToken.In,
+				Value: aiProviderFromInternalAPI.CompletionToken.Value,
+			},
+			TotalToken: &api.ValueDetails{
+				In:    aiProviderFromInternalAPI.TotalToken.In,
+				Value: aiProviderFromInternalAPI.TotalToken.Value,
+			},
+		}
+	}
+
+	logger.LoggerOasparser.Debugf("After Conversion AI Provider: %+v", aiProvider)
+
 	return &api.Api{
 		Id:                     adapterInternalAPI.UUID,
 		Title:                  adapterInternalAPI.GetTitle(),
@@ -209,6 +241,12 @@ func GetEnforcerAPI(adapterInternalAPI *model.AdapterInternalAPI, vhost string)
 		ApiDefinitionFile:      adapterInternalAPI.GetAPIDefinitionFile(),
 		Environment:            adapterInternalAPI.GetEnvironment(),
 		SubscriptionValidation: adapterInternalAPI.GetSubscriptionValidation(),
+		Aiprovider: func() *api.AIProvider {
+			if aiProvider != nil && aiProvider.Enabled {
+				return aiProvider
+			}
+			return nil
+		}(),
 	}
 }
 

adapter/internal/oasparser/model/adapter_internal_api.go

@@ -80,6 +80,7 @@ type AdapterInternalAPI struct {
 	environment      string
 	Endpoints        *EndpointCluster
 	EndpointSecurity []*EndpointSecurity
+	AIProvider       InternalAIProvider
 }
 
 // BackendJWTTokenInfo represents the object structure holding the information related to the JWT Generator
@@ -92,6 +93,24 @@ type BackendJWTTokenInfo struct {
 	CustomClaims     []ClaimMapping
 }
 
+// InternalAIProvider represents the object structure holding the information related to the AI Provider
+type InternalAIProvider struct {
+	Enabled            bool
+	ProviderName       string
+	ProviderAPIVersion string
+	Organization       string
+	Model              ValueDetails
+	PromptTokens       ValueDetails
+	CompletionToken    ValueDetails
+	TotalToken         ValueDetails
+}
+
+// ValueDetails defines the value details
+type ValueDetails struct {
+	In    string `json:"in"`
+	Value string `json:"value"`
+}
+
 // ClaimMapping represents the object structure holding the information related to the JWT Generator Claims
 type ClaimMapping struct {
 	Claim string
@@ -426,6 +445,37 @@ func (adapterInternalAPI *AdapterInternalAPI) GetEnvironment() string {
 	return adapterInternalAPI.environment
 }
 
+// SetAIProvider sets the AIProvider of the API.
+func (adapterInternalAPI *AdapterInternalAPI) SetAIProvider(aiProvider dpv1alpha3.AIProvider) {
+	adapterInternalAPI.AIProvider = InternalAIProvider{
+		Enabled:            true,
+		ProviderName:       aiProvider.Spec.ProviderName,
+		ProviderAPIVersion: aiProvider.Spec.ProviderAPIVersion,
+		Organization:       aiProvider.Spec.Organization,
+		Model: ValueDetails{
+			In:    aiProvider.Spec.Model.In,
+			Value: aiProvider.Spec.Model.Value,
+		},
+		PromptTokens: ValueDetails{
+			In:    aiProvider.Spec.RateLimitFields.PromptTokens.In,
+			Value: aiProvider.Spec.RateLimitFields.PromptTokens.Value,
+		},
+		CompletionToken: ValueDetails{
+			In:    aiProvider.Spec.RateLimitFields.CompletionToken.In,
+			Value: aiProvider.Spec.RateLimitFields.CompletionToken.Value,
+		},
+		TotalToken: ValueDetails{
+			In:    aiProvider.Spec.RateLimitFields.TotalToken.In,
+			Value: aiProvider.Spec.RateLimitFields.TotalToken.Value,
+		},
+	}
+}
+
+// GetAIProvider returns the AIProvider of the API
+func (adapterInternalAPI *AdapterInternalAPI) GetAIProvider() InternalAIProvider {
+	return adapterInternalAPI.AIProvider
+}
+
 // Validate method confirms that the adapterInternalAPI has all required fields in the required format.
 // This needs to be checked prior to generate router/enforcer related resources.
 func (adapterInternalAPI *AdapterInternalAPI) Validate() error {
@@ -460,7 +510,7 @@ func (adapterInternalAPI *AdapterInternalAPI) SetInfoHTTPRouteCR(httpRoute *gwap
 	if outputAuthScheme != nil {
 		authScheme = *outputAuthScheme
 	}
-	var apiPolicy *dpv1alpha2.APIPolicy
+	var apiPolicy *dpv1alpha3.APIPolicy
 	if outputAPIPolicy != nil {
 		apiPolicy = *outputAPIPolicy
 	}
@@ -925,6 +975,7 @@ func (adapterInternalAPI *AdapterInternalAPI) SetInfoHTTPRouteCR(httpRoute *gwap
 		}.String()].Spec
 		adapterInternalAPI.backendJWTTokenInfo = parseBackendJWTTokenToInternal(backendJWTPolicy)
 	}
+
 	return nil
 }
 
@@ -943,7 +994,7 @@ func (adapterInternalAPI *AdapterInternalAPI) SetInfoGQLRouteCR(gqlRoute *dpv1al
 	if outputAuthScheme != nil {
 		authScheme = *outputAuthScheme
 	}
-	var apiPolicy *dpv1alpha2.APIPolicy
+	var apiPolicy *dpv1alpha3.APIPolicy
 	if outputAPIPolicy != nil {
 		apiPolicy = *outputAPIPolicy
 	}

adapter/internal/oasparser/model/http_route.go

@@ -33,8 +33,8 @@ import (
 type ResourceParams struct {
 	AuthSchemes               map[string]dpv1alpha2.Authentication
 	ResourceAuthSchemes       map[string]dpv1alpha2.Authentication
-	APIPolicies               map[string]dpv1alpha2.APIPolicy
-	ResourceAPIPolicies       map[string]dpv1alpha2.APIPolicy
+	APIPolicies               map[string]dpv1alpha3.APIPolicy
+	ResourceAPIPolicies       map[string]dpv1alpha3.APIPolicy
 	InterceptorServiceMapping map[string]dpv1alpha1.InterceptorService
 	BackendJWTMapping         map[string]dpv1alpha1.BackendJWT
 	BackendMapping            map[string]*dpv1alpha2.ResolvedBackend
@@ -69,7 +69,7 @@ func parseBackendJWTTokenToInternal(backendJWTToken dpv1alpha1.BackendJWTSpec) *
 	return backendJWTTokenInternal
 }
 
-func getCorsConfigFromAPIPolicy(apiPolicy *dpv1alpha2.APIPolicy) *CorsConfig {
+func getCorsConfigFromAPIPolicy(apiPolicy *dpv1alpha3.APIPolicy) *CorsConfig {
 	globalCorsConfig := config.ReadConfigs().Enforcer.Cors
 
 	var corsConfig = CorsConfig{
@@ -111,7 +111,7 @@ func parseRateLimitPolicyToInternal(ratelimitPolicy *dpv1alpha3.RateLimitPolicy)
 }
 
 // addOperationLevelInterceptors add the operation level interceptor policy to the policies
-func addOperationLevelInterceptors(policies *OperationPolicies, apiPolicy *dpv1alpha2.APIPolicy,
+func addOperationLevelInterceptors(policies *OperationPolicies, apiPolicy *dpv1alpha3.APIPolicy,
 	interceptorServicesMapping map[string]dpv1alpha1.InterceptorService,
 	backendMapping map[string]*dpv1alpha2.ResolvedBackend, namespace string) {
 	if apiPolicy != nil && apiPolicy.Spec.Override != nil {
@@ -204,8 +204,8 @@ func concatRateLimitPolicies(schemeUp *dpv1alpha3.RateLimitPolicy, schemeDown *d
 	return &finalRateLimit
 }
 
-func concatAPIPolicies(schemeUp *dpv1alpha2.APIPolicy, schemeDown *dpv1alpha2.APIPolicy) *dpv1alpha2.APIPolicy {
-	apiPolicy := dpv1alpha2.APIPolicy{}
+func concatAPIPolicies(schemeUp *dpv1alpha3.APIPolicy, schemeDown *dpv1alpha3.APIPolicy) *dpv1alpha3.APIPolicy {
+	apiPolicy := dpv1alpha3.APIPolicy{}
 	if schemeUp != nil && schemeDown != nil {
 		apiPolicy.Spec.Override = utils.SelectPolicy(&schemeUp.Spec.Override, &schemeUp.Spec.Default, &schemeDown.Spec.Override, &schemeDown.Spec.Default)
 	} else if schemeUp != nil {