[Network] - Add support for Managed IP based load balancer (#22902)

* [Network] - Add support for Managed IP based load balancer

* Update help file and changelog

* address comment

Author: phrazfipho

src/Network/Network.Test/ScenarioTests/LoadBalancerBackendPoolTests.cs

@@ -104,5 +104,13 @@ public void TestNICBasedBackendPoolQueryInboundNatRulePortMapping()
         {
             TestRunner.RunTestScript("Test-NICBasedBackendPoolQueryInboundNatRulePortMapping");
         }
+
+        [Fact]
+        [Trait(Category.AcceptanceType, Category.CheckIn)]
+        [Trait(Category.Owner, NrpTeamAlias.slbdev)]
+        public void TestManagedIpBasedLoadBalancerBackendPoolCreate()
+        {
+            TestRunner.RunTestScript("Test-ManagedIpBasedLoadBalancerBackendPoolCreate");
+        }
     }
 }

src/Network/Network.Test/ScenarioTests/LoadBalancerBackendPoolTests.ps1

@@ -685,4 +685,55 @@ function Test-NICBasedBackendPoolQueryInboundNatRulePortMapping
         # Cleanup
         Clean-ResourceGroup $rgname
     }
+}
+
+<#
+.SYNOPSIS
+Tests 
+#>
+function Test-ManagedIpBasedLoadBalancerBackendPoolCreate
+{
+
+    # Setup
+    $rgname = Get-ResourceGroupName
+    $vnetName = Get-ResourceName
+    $subnetName = Get-ResourceName
+    $publicIpName = Get-ResourceName
+    $lbName = Get-ResourceName
+    $frontendName = Get-ResourceName
+    $backendAddressPoolName = Get-ResourceName
+    $rglocation = Get-ProviderLocation ResourceManagement
+    $resourceTypeParent = "Microsoft.Network/loadBalancers"
+    $location = Get-ProviderLocation $resourceTypeParent
+    $backendAddressConfigName = "TestVNetRef"
+
+    $backendPool1 = Get-ResourceName
+    $backendPool2 = Get-ResourceName
+   
+    try
+    {
+        # Create the resource group
+        $resourceGroup = New-AzResourceGroup -Name $rgname -Location $rglocation -Tags @{ testtag = "testval"} 
+
+        # Create the Virtual Network
+        $subnet = New-AzVirtualNetworkSubnetConfig -Name $subnetName -AddressPrefix 10.0.1.0/24
+        $vnet = New-AzVirtualNetwork -Name $vnetName -ResourceGroupName $rgname -Location $location -AddressPrefix 10.0.0.0/16 -Subnet $subnet
+
+        # Create Standard Azure load balancer
+        $lb = New-AzLoadBalancer -Name $lbName -ResourceGroupName $rgname -Location $location -SKU Standard
+
+        ## create by passing loadbalancer without Ips
+        $create1 = $lb | New-AzLoadBalancerBackendAddressPool -Name $backendPool1 -SyncMode "Automatic" -VirtualNetworkId $vnet.Id
+
+        Assert-NotNull $create1
+
+        ## create by Name without ip's
+        $create2 = New-AzLoadBalancerBackendAddressPool -ResourceGroupName $rgname -LoadBalancerName $lbName -Name $backendPool2 -SyncMode "Automatic" -VirtualNetworkId $vnet.Id
+
+        Assert-NotNull $create2
+    }
+    finally {
+        # Cleanup
+        Clean-ResourceGroup $rgname
+    }
 }

src/Network/Network.Test/SessionRecords/Commands.Network.Test.ScenarioTests.LoadBalancerBackendPoolTests/TestManagedIpBasedLoadBalancerBackendPoolCreate.json

@@ -19,6 +19,7 @@
 --->
 
 ## Upcoming Release
+* Updated cmdlet `New-AzLoadBalancerBackendAddressPool` to support managed IP based backend
 * Added cmdlet `New-AzSaaSNetworkVirtualAppliance` for creating a NetworkVirtualAppliance of SaaS type.
 
 ## Version 6.2.0

src/Network/Network/ChangeLog.md

@@ -73,6 +73,22 @@ public partial class NewAzureLoadBalancerBackendPool : NetworkBaseCmdlet
         [ValidateNotNullOrEmpty]
         public PSLoadBalancerBackendAddress[] LoadBalancerBackendAddress { get; set; }
 
+        [Parameter(
+            Mandatory = false,
+            HelpMessage = "Sync mode of the backend pool.")]
+        [PSArgumentCompleter(
+            "Automatic",
+            "Manual"
+        )]
+        [ValidateNotNullOrEmpty]
+        public string SyncMode { get; set; }
+
+        [Parameter(
+            Mandatory = false,
+            HelpMessage = "The virtual network associated with the backend pool.")]
+        [ValidateNotNullOrEmpty]
+        public string VirtualNetworkId { get; set; }
+
         public override void Execute()
         {
 
@@ -126,6 +142,20 @@ private void AddTunnelInterfacesToPool(BackendAddressPool backendAddressPool)
             }
         }
 
+        private void SetVnetIdAndSyncMode(BackendAddressPool backendAddressPool)
+        {
+            if (this.SyncMode != null)
+            {
+                if (this.VirtualNetworkId == null)
+                {
+                    throw new ArgumentException("VirtualNetworkId must not be null when SyncMode is specified.");
+                }
+
+                backendAddressPool.SyncMode = this.SyncMode;
+                backendAddressPool.VirtualNetwork = new SubResource(this.VirtualNetworkId);
+            }
+        }
+
         private PSBackendAddressPool CreatePsBackendPool()
         {
             var backendAddressPool = new BackendAddressPool();
@@ -142,6 +172,7 @@ private PSBackendAddressPool CreatePsBackendPool()
                 }
             }
 
+            this.SetVnetIdAndSyncMode(backendAddressPool);
             this.AddTunnelInterfacesToPool(backendAddressPool);
             var loadBalancerBackendAddressPool = this.NetworkClient.NetworkManagementClient.LoadBalancerBackendAddressPools.CreateOrUpdate(this.ResourceGroupName, this.LoadBalancerName, this.Name, backendAddressPool);
             var loadBalancerBackendAddressPoolModel = NetworkResourceManagerProfile.Mapper.Map<PSBackendAddressPool>(loadBalancerBackendAddressPool);

src/Network/Network/LoadBalancer/NewAzureLoadBalancerBackendPool.cs

@@ -16,14 +16,16 @@ Creates a backend address pool on a loadbalancer.
 ```
 New-AzLoadBalancerBackendAddressPool -ResourceGroupName <String> -LoadBalancerName <String> -Name <String>
  [-TunnelInterface <PSTunnelInterface[]>] [-LoadBalancerBackendAddress <PSLoadBalancerBackendAddress[]>]
- [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
+ [-SyncMode <String>] [-VirtualNetworkId <String>] [-DefaultProfile <IAzureContextContainer>] [-WhatIf]
+ [-Confirm] [<CommonParameters>]
 ```
 
 ### CreateByParentObjectParameterSet
 ```
 New-AzLoadBalancerBackendAddressPool -LoadBalancer <PSLoadBalancer> -Name <String>
  [-TunnelInterface <PSTunnelInterface[]>] [-LoadBalancerBackendAddress <PSLoadBalancerBackendAddress[]>]
- [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
+ [-SyncMode <String>] [-VirtualNetworkId <String>] [-DefaultProfile <IAzureContextContainer>] [-WhatIf]
+ [-Confirm] [<CommonParameters>]
 ```
 
 ## DESCRIPTION
@@ -161,6 +163,21 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -SyncMode
+Sync mode of the backend pool.
+
+```yaml
+Type: System.String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -TunnelInterface
 Gateway Load Balancer provider configurations.
 
@@ -176,6 +193,21 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -VirtualNetworkId
+The virtual network associated with the backend pool.
+
+```yaml
+Type: System.String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -Confirm
 Prompts you for confirmation before running the cmdlet.