feat: Change Fabric Cog Service Token to Support Billing

cognitive/src/main/scala/com/microsoft/azure/synapse/ml/services/CognitiveServiceBase.scala

@@ -6,7 +6,7 @@ package com.microsoft.azure.synapse.ml.services
 import com.microsoft.azure.synapse.ml.codegen.Wrappable
 import com.microsoft.azure.synapse.ml.core.contracts.HasOutputCol
 import com.microsoft.azure.synapse.ml.core.schema.DatasetExtensions
-import com.microsoft.azure.synapse.ml.fabric.{FabricClient, TokenLibrary}
+import com.microsoft.azure.synapse.ml.fabric.FabricClient
 import com.microsoft.azure.synapse.ml.io.http._
 import com.microsoft.azure.synapse.ml.logging.SynapseMLLogging
 import com.microsoft.azure.synapse.ml.logging.common.PlatformDetails
@@ -330,7 +330,7 @@ trait HasCognitiveServiceInput extends HasURL with HasSubscriptionKey with HasAA
     val providedCustomAuthHeader = getValueOpt(row, CustomAuthHeader)
     if (providedCustomAuthHeader .isEmpty && PlatformDetails.runningOnFabric()) {
       logInfo("Using Default AAD Token On Fabric")
-      Option(TokenLibrary.getAuthHeader)
+      Option(FabricClient.getCognitiveMWCTokenAuthHeader)
     } else {
       providedCustomAuthHeader
     }

cognitive/src/main/scala/com/microsoft/azure/synapse/ml/services/openai/OpenAI.scala

@@ -4,7 +4,7 @@
 package com.microsoft.azure.synapse.ml.services.openai
 
 import com.microsoft.azure.synapse.ml.codegen.GenerationUtils
-import com.microsoft.azure.synapse.ml.fabric.{FabricClient, OpenAIFabricSetting, OpenAITokenLibrary}
+import com.microsoft.azure.synapse.ml.fabric.{FabricClient, OpenAIFabricSetting}
 import com.microsoft.azure.synapse.ml.logging.common.PlatformDetails
 import com.microsoft.azure.synapse.ml.param.ServiceParam
 import com.microsoft.azure.synapse.ml.services._
@@ -277,18 +277,6 @@ trait HasOpenAITextParams extends HasOpenAISharedParams {
   }
 }
 
-trait HasOpenAICognitiveServiceInput extends HasCognitiveServiceInput {
-  override protected def getCustomAuthHeader(row: Row): Option[String] = {
-    val providedCustomHeader = getValueOpt(row, CustomAuthHeader)
-    if (providedCustomHeader.isEmpty && PlatformDetails.runningOnFabric()) {
-      logInfo("Using Default OpenAI Token On Fabric")
-      Option(OpenAITokenLibrary.getAuthHeader)
-    } else {
-      providedCustomHeader
-    }
-  }
-}
-
 abstract class OpenAIServicesBase(override val uid: String) extends CognitiveServicesBase(uid: String)
   with HasOpenAISharedParams with OpenAIFabricSetting {
   setDefault(timeout -> 360.0)

cognitive/src/main/scala/com/microsoft/azure/synapse/ml/services/openai/OpenAIChatCompletion.scala

@@ -5,10 +5,9 @@ package com.microsoft.azure.synapse.ml.services.openai
 
 import com.microsoft.azure.synapse.ml.logging.{FeatureNames, SynapseMLLogging}
 import com.microsoft.azure.synapse.ml.param.AnyJsonFormat.anyFormat
-import com.microsoft.azure.synapse.ml.services.HasInternalJsonOutputParser
+import com.microsoft.azure.synapse.ml.services.{HasCognitiveServiceInput, HasInternalJsonOutputParser}
 import org.apache.http.entity.{AbstractHttpEntity, ContentType, StringEntity}
 import org.apache.spark.ml.ComplexParamsReadable
-import org.apache.spark.ml.param.Param
 import org.apache.spark.ml.util._
 import org.apache.spark.sql.Row
 import org.apache.spark.sql.types._
@@ -20,7 +19,7 @@ import scala.language.existentials
 object OpenAIChatCompletion extends ComplexParamsReadable[OpenAIChatCompletion]
 
 class OpenAIChatCompletion(override val uid: String) extends OpenAIServicesBase(uid)
-  with HasOpenAITextParams with HasMessagesInput with HasOpenAICognitiveServiceInput
+  with HasOpenAITextParams with HasMessagesInput with HasCognitiveServiceInput
   with HasInternalJsonOutputParser with SynapseMLLogging {
   logClass(FeatureNames.AiServices.OpenAI)
 

cognitive/src/main/scala/com/microsoft/azure/synapse/ml/services/openai/OpenAICompletion.scala

@@ -5,7 +5,7 @@ package com.microsoft.azure.synapse.ml.services.openai
 
 import com.microsoft.azure.synapse.ml.logging.{FeatureNames, SynapseMLLogging}
 import com.microsoft.azure.synapse.ml.param.AnyJsonFormat.anyFormat
-import com.microsoft.azure.synapse.ml.services.HasInternalJsonOutputParser
+import com.microsoft.azure.synapse.ml.services.{HasCognitiveServiceInput, HasInternalJsonOutputParser}
 import org.apache.http.entity.{AbstractHttpEntity, ContentType, StringEntity}
 import org.apache.spark.ml.ComplexParamsReadable
 import org.apache.spark.ml.util._
@@ -19,7 +19,7 @@ import scala.language.existentials
 object OpenAICompletion extends ComplexParamsReadable[OpenAICompletion]
 
 class OpenAICompletion(override val uid: String) extends OpenAIServicesBase(uid)
-  with HasOpenAITextParams with HasPromptInputs with HasOpenAICognitiveServiceInput
+  with HasOpenAITextParams with HasPromptInputs with HasCognitiveServiceInput
   with HasInternalJsonOutputParser with SynapseMLLogging {
   logClass(FeatureNames.AiServices.OpenAI)
 

cognitive/src/main/scala/com/microsoft/azure/synapse/ml/services/openai/OpenAIEmbedding.scala

@@ -7,6 +7,7 @@ import com.microsoft.azure.synapse.ml.param.AnyJsonFormat.anyFormat
 import com.microsoft.azure.synapse.ml.io.http.JSONOutputParser
 import com.microsoft.azure.synapse.ml.logging.{FeatureNames, SynapseMLLogging}
 import com.microsoft.azure.synapse.ml.param.ServiceParam
+import com.microsoft.azure.synapse.ml.services.HasCognitiveServiceInput
 import org.apache.http.entity.{AbstractHttpEntity, ContentType, StringEntity}
 import org.apache.spark.ml.ComplexParamsReadable
 import org.apache.spark.ml.linalg.SQLDataTypes.VectorType
@@ -22,7 +23,7 @@ import scala.language.existentials
 object OpenAIEmbedding extends ComplexParamsReadable[OpenAIEmbedding]
 
 class OpenAIEmbedding (override val uid: String) extends OpenAIServicesBase(uid)
-  with HasOpenAIEmbeddingParams with HasOpenAICognitiveServiceInput with SynapseMLLogging {
+  with HasOpenAIEmbeddingParams with HasCognitiveServiceInput with SynapseMLLogging {
   logClass(FeatureNames.AiServices.OpenAI)
 
   def this() = this(Identifiable.randomUID("OpenAIEmbedding"))

cognitive/src/main/scala/com/microsoft/azure/synapse/ml/services/openai/OpenAIPrompt.scala

@@ -3,17 +3,16 @@
 
 package com.microsoft.azure.synapse.ml.services.openai
 
-import com.microsoft.azure.synapse.ml.services._
 import com.microsoft.azure.synapse.ml.core.contracts.HasOutputCol
 import com.microsoft.azure.synapse.ml.core.spark.Functions
 import com.microsoft.azure.synapse.ml.io.http.{ConcurrencyParams, HasErrorCol, HasURL}
 import com.microsoft.azure.synapse.ml.logging.{FeatureNames, SynapseMLLogging}
 import com.microsoft.azure.synapse.ml.param.StringStringMapParam
+import com.microsoft.azure.synapse.ml.services._
 import org.apache.http.entity.AbstractHttpEntity
 import org.apache.spark.ml.param.{BooleanParam, Param, ParamMap, ParamValidators}
 import org.apache.spark.ml.util.Identifiable
 import org.apache.spark.ml.{ComplexParamsReadable, ComplexParamsWritable, Transformer}
-import org.apache.spark.sql.Row.unapplySeq
 import org.apache.spark.sql.catalyst.encoders.RowEncoder
 import org.apache.spark.sql.functions.udf
 import org.apache.spark.sql.types.{DataType, StructType}
@@ -28,7 +27,7 @@ class OpenAIPrompt(override val uid: String) extends Transformer
   with HasErrorCol with HasOutputCol
   with HasURL with HasCustomCogServiceDomain with ConcurrencyParams
   with HasSubscriptionKey with HasAADToken with HasCustomAuthHeader
-  with HasOpenAICognitiveServiceInput
+  with HasCognitiveServiceInput
   with ComplexParamsWritable with SynapseMLLogging {
 
   logClass(FeatureNames.AiServices.OpenAI)

core/src/main/scala/com/microsoft/azure/synapse/ml/fabric/FabricClient.scala

@@ -122,7 +122,7 @@ object FabricClient extends RESTUtils {
 
   private def getHeaders: Map[String, String] = {
     Map(
-      "Authorization" -> s"Bearer ${TokenLibrary.getAccessToken}",
+      "Authorization" -> s"${getMLWorkloadAADAuthHeader}",
       "RequestId" -> UUID.randomUUID().toString,
       "Content-Type" -> "application/json",
       "x-ms-workload-resource-moniker" -> UUID.randomUUID().toString
@@ -143,4 +143,10 @@ object FabricClient extends RESTUtils {
   def usagePost(url: String, body: String): JsValue = {
     usagePost(url, body, getHeaders);
   }
+
+  def getMLWorkloadAADAuthHeader: String = TokenLibrary.getMLWorkloadAADAuthHeader
+
+  def getCognitiveMWCTokenAuthHeader: String = {
+    TokenLibrary.getCognitiveMwcTokenAuthHeader(WorkspaceID.getOrElse(""), ArtifactID.getOrElse(""))
+  }
 }

core/src/main/scala/com/microsoft/azure/synapse/ml/fabric/TokenLibrary.scala

@@ -6,11 +6,7 @@ package com.microsoft.azure.synapse.ml.fabric
 import scala.reflect.runtime.currentMirror
 import scala.reflect.runtime.universe._
 
-trait AuthHeaderProvider {
-  def getAuthHeader: String
-}
-
-object TokenLibrary extends AuthHeaderProvider {
+object TokenLibrary {
   def getAccessToken: String = {
     val objectName = "com.microsoft.azure.trident.tokenlibrary.TokenLibrary"
     val mirror = currentMirror
@@ -27,9 +23,29 @@ object TokenLibrary extends AuthHeaderProvider {
       }
     }.getOrElse(throw new NoSuchMethodException(s"Method $methodName with argument type $argType not found"))
     val methodMirror = mirror.reflect(obj).reflectMethod(selectedMethodSymbol.asMethod)
-    methodMirror("pbi").asInstanceOf[String]
+    methodMirror("ml").asInstanceOf[String]
   }
 
+  def getSparkMwcToken(workspaceId: String, artifactId: String): String = {
+    val objectName = "com.microsoft.azure.trident.tokenlibrary.TokenLibrary"
+    val mirror = currentMirror
+    val module = mirror.staticModule(objectName)
+    val obj = mirror.reflectModule(module).instance
+    val objType = mirror.reflect(obj).symbol.toType
+    val methodName = "getMwcToken"
+    val methodSymbols = objType.decl(TermName(methodName)).asTerm.alternatives
+    val argTypes = List(typeOf[String], typeOf[String], typeOf[Integer], typeOf[String])
+    val selectedMethodSymbol = methodSymbols.find { m =>
+      m.asMethod.paramLists.flatten.map(_.typeSignature).zip(argTypes).forall { case (a, b) => a =:= b }
+    }.getOrElse(throw new NoSuchMethodException(s"Method $methodName with argument type not found"))
+    val methodMirror = mirror.reflect(obj).reflectMethod(selectedMethodSymbol.asMethod)
+    methodMirror(workspaceId, artifactId, 2, "SparkCore")
+      .asInstanceOf[String]
+  }
+
+
+  def getMLWorkloadAADAuthHeader: String = "Bearer " + getAccessToken
 
-  def getAuthHeader: String = "Bearer " + getAccessToken
+  def getCognitiveMwcTokenAuthHeader(workspaceId: String, artifactId: String): String = "MwcToken " +
+    getSparkMwcToken(workspaceId, artifactId)
 }