MPG migration - managedserviceidentity

specification/msi/resource-manager/Microsoft.ManagedIdentity/ManagedIdentity/SystemAssignedIdentity.tsp

@@ -6,6 +6,20 @@ import "@typespec/rest";
 using Azure.ResourceManager;
 
 namespace Microsoft.ManagedIdentity;
+
+/**
+ * Describes a system assigned identity resource.
+ */
+@singleton("default")
+model SystemAssignedIdentityReplacement
+  is Azure.ResourceManager.TrackedResource<SystemAssignedIdentityProperties> {
+  ...ResourceNameParameter<
+    Resource = SystemAssignedIdentity,
+    KeyName = "identity",
+    SegmentName = "identities",
+    NamePattern = ""
+  >;
+}
 /**
  * Describes a system assigned identity resource.
  */

specification/msi/resource-manager/Microsoft.ManagedIdentity/ManagedIdentity/client.tsp

@@ -1,5 +1,6 @@
 import "@azure-tools/typespec-client-generator-core";
 import "./main.tsp";
+
 using Azure.ClientGenerator.Core;
 using Microsoft.ManagedIdentity;
 
@@ -13,3 +14,47 @@ using Microsoft.ManagedIdentity;
 @@Azure.ClientGenerator.Core.Legacy.flattenProperty(Identity.properties,
   "java"
 );
+
+@@clientName(Identity, "UserAssignedIdentity", "csharp");
+@@clientName(FederatedIdentityCredentialProperties.issuer,
+  "IssuerUri",
+  "csharp"
+);
+
+#suppress "@azure-tools/typespec-azure-core/no-legacy-usage" "Back compatibility"
+@@Azure.ClientGenerator.Core.Legacy.flattenProperty(Identity.properties,
+  "csharp"
+);
+
+#suppress "@azure-tools/typespec-azure-core/no-legacy-usage" "Back compatibility"
+@@Azure.ClientGenerator.Core.Legacy.flattenProperty(SystemAssignedIdentityReplacement.properties,
+  "csharp"
+);
+
+@@alternateType(SystemAssignedIdentityProperties.clientSecretUrl,
+  url,
+  "csharp"
+);
+@@alternateType(SystemAssignedIdentity.location,
+  Azure.Core.azureLocation,
+  "csharp"
+);
+
+@@alternateType(SystemAssignedIdentity,
+  SystemAssignedIdentityReplacement,
+  "csharp"
+);
+
+@@clientName(SystemAssignedIdentity, "SystemAssignedIdentityold", "csharp");
+@@clientName(SystemAssignedIdentityReplacement,
+  "SystemAssignedIdentity",
+  "csharp"
+);
+
+@@alternateType(IdentityUpdate, IdentityUpdateReplacement, "csharp");
+@@clientName(IdentityUpdate, "IdentityUpdateold", "csharp");
+@@clientName(IdentityUpdateReplacement, "IdentityUpdate", "csharp");
+
+#suppress "@azure-tools/typespec-azure-core/no-legacy-usage" "Back compatibility"
+@@Azure.ClientGenerator.Core.Legacy.flattenProperty(IdentityUpdateReplacement.properties
+);

specification/msi/resource-manager/Microsoft.ManagedIdentity/ManagedIdentity/models.tsp

@@ -130,6 +130,18 @@ model UserAssignedIdentityProperties {
   isolationScope?: IsolationScope;
 }
 
+/**
+ * Describes an identity resource.
+ */
+#suppress "@azure-tools/typespec-azure-core/composition-over-inheritance" "FIXME: added in TypeSpec migration, follow aka.ms/tsp/conversion-fix for details"
+model IdentityUpdateReplacement
+  extends Azure.ResourceManager.Foundations.TrackedResource {
+  /**
+   * The properties associated with the identity.
+   */
+  properties?: UserAssignedIdentityProperties;
+}
+
 /**
  * Describes an identity resource.
  */

specification/msi/resource-manager/Microsoft.ManagedIdentity/ManagedIdentity/tspconfig.yaml

@@ -12,7 +12,6 @@ options:
     output-file: "{version-status}/{version}/ManagedIdentity.json"
     examples-dir: "{project-root}/examples"
     arm-types-dir: "{project-root}/../../../../common-types/resource-management"
-
   "@azure-tools/typespec-python":
     emitter-output-dir: "{output-dir}/{service-dir}/azure-mgmt-msi"
     namespace: "azure.mgmt.msi"
@@ -27,6 +26,10 @@ options:
     premium: true
     enable-sync-stack: false
     service-dir: "sdk/msi"
+  "@azure-typespec/http-client-csharp-mgmt":
+    emitter-output-dir: "{output-dir}/sdk/managedserviceidentity/{namespace}"
+    namespace: "Azure.ResourceManager.ManagedServiceIdentities"
+    enable-wire-path-attribute: true
   "@azure-tools/typespec-ts":
     emitter-output-dir: "{output-dir}/{service-dir}/arm-msi"
     flavor: azure