AKS agent pool properties add AgentPoolWindowsProfile and DisableOutboundNAT (Azure#20407)

* AKS agent pool properties add AgentPoolWindowsProfile and DisableOutboundNAT

* Change disableOutboundNAT to disableOutboundNat because of ARM format; Improve description.

* Improve description

Author: ShiqianTao

specification/containerservice/resource-manager/Microsoft.ContainerService/preview/2022-08-02-preview/examples/AgentPoolsCreate_WindowsDisableOutboundNAT.json

@@ -0,0 +1,63 @@
+{
+  "parameters": {
+    "api-version": "2022-08-02-preview",
+    "subscriptionId": "subid1",
+    "resourceGroupName": "rg1",
+    "resourceName": "clustername1",
+    "agentPoolName": "wnp2",
+    "parameters": {
+      "properties": {
+        "orchestratorVersion": "1.23.8",
+        "count": 3,
+        "vmSize": "Standard_D4s_v3",
+        "osType": "Windows",
+        "osSKU": "Windows2022",
+        "windowsProfile": {
+          "disableOutboundNat": true
+        }
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/subid1/resourcegroups/rg1/providers/Microsoft.ContainerService/managedClusters/clustername1/agentPools/wnp2",
+        "type": "Microsoft.ContainerService/managedClusters/agentPools",
+        "name": "wnp2",
+        "properties": {
+          "provisioningState": "Succeeded",
+          "orchestratorVersion": "1.23.8",
+          "currentOrchestratorVersion": "1.23.8",
+          "count": 3,
+          "vmSize": "Standard_D4s_v3",
+          "maxPods": 110,
+          "osType": "Windows",
+          "osSKU": "Windows2022",
+          "windowsProfile": {
+            "disableOutboundNat": true
+          }
+        }
+      }
+    },
+    "201": {
+      "body": {
+        "id": "/subscriptions/subid1/resourcegroups/rg1/providers/Microsoft.ContainerService/managedClusters/clustername1/agentPools/wnp2",
+        "type": "Microsoft.ContainerService/managedClusters/agentPools",
+        "name": "wnp2",
+        "properties": {
+          "provisioningState": "Creating",
+          "orchestratorVersion": "1.23.8",
+          "currentOrchestratorVersion": "1.23.8",
+          "count": 3,
+          "vmSize": "Standard_D4s_v3",
+          "maxPods": 110,
+          "osType": "Windows",
+          "osSKU": "Windows2022",
+          "windowsProfile": {
+            "disableOutboundNat": true
+          }
+        }
+      }
+    }
+  }
+}

specification/containerservice/resource-manager/Microsoft.ContainerService/preview/2022-08-02-preview/managedClusters.json

@@ -1112,6 +1112,9 @@
           "Create Agent Pool with Windows OSSKU": {
             "$ref": "./examples/AgentPoolsCreate_WindowsOSSKU.json"
           },
+          "Create Windows Agent Pool with disabling OutboundNAT": {
+            "$ref": "./examples/AgentPoolsCreate_WindowsDisableOutboundNAT.json"
+          },
           "Create Agent Pool with GPUMIG": {
             "$ref": "./examples/AgentPoolsCreate_GPUMIG.json"
           },
@@ -3515,6 +3518,10 @@
           },
           "title": "The fully qualified resource ID of the Dedicated Host Group to provision virtual machines from, used only in creation scenario and not allowed to changed once set.",
           "description": "This is of the form: /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/hostGroups/{hostGroupName}. For more information see [Azure dedicated hosts](https://docs.microsoft.com/azure/virtual-machines/dedicated-hosts)."
+        },
+        "windowsProfile": {
+          "$ref": "#/definitions/AgentPoolWindowsProfile",
+          "description": "The Windows agent pool's specific profile."
         }
       },
       "description": "Properties for the container service agent pool profile."
@@ -5839,6 +5846,17 @@
         }
       }
     },
+    "AgentPoolWindowsProfile": {
+      "type": "object",
+      "description": "The Windows agent pool's specific profile.",
+      "properties": {
+        "disableOutboundNat": {
+          "type": "boolean",
+          "title": "Whether to disable OutboundNAT in windows nodes",
+          "description": "The default value is false. Outbound NAT can only be disabled if the cluster outboundType is NAT Gateway and the Windows agent pool does not have node public IP enabled."
+        }
+      }
+    },
     "SysctlConfig": {
       "description": "Sysctl settings for Linux agent nodes.",
       "type": "object",