Remove availability zone restriction as Reza suggests.

pom.xml

@@ -40,7 +40,7 @@
     <properties>    
         <!--  versions  start -->
         <!--  weblogic azure aks versions  -->
-        <version.wls-on-aks-azure-marketplace>1.0.78</version.wls-on-aks-azure-marketplace>
+        <version.wls-on-aks-azure-marketplace>1.0.79</version.wls-on-aks-azure-marketplace>
         <!--  weblogic azure vm versions  -->
         <version.arm-oraclelinux-wls>1.0.27</version.arm-oraclelinux-wls>
         <version.arm-oraclelinux-wls-admin>1.0.51</version.arm-oraclelinux-wls-admin>

weblogic-azure-aks/src/main/arm/createUiDefinition.json

@@ -329,8 +329,6 @@
                                     "Standard_DS2_v2"
                                 ],
                                 "constraints": {
-                                    "numAvailabilityZonesRequired": 3,
-                                    "zone": "3",
                                     "excludedSizes": [
                                         "Standard_A0",
                                         "Standard_A1",

weblogic-azure-aks/src/main/arm/scripts/inline-scripts/validateParameters.sh

@@ -596,11 +596,24 @@ function validate_appgateway_vnet() {
   fi
 }
 
+function query_available_zones() {
+  if [[ "${createAKSCluster,,}" == "true" ]]; then
+    outputAvailableZones=$(az vm list-skus -l ${location} --size ${aksAgentPoolVMSize} --zone true | jq -c '.[] | .locationInfo[] | .zones')
+  fi
+
+  if [ -z "${outputAvailableZones}" ]; then  
+    outputAvailableZones="[]"
+  fi  
+
+  export outputAvailableZones="${outputAvailableZones}"
+}
+
 function output_result() {
   echo "AKS version: ${outputAksVersion}"
   result=$(jq -n -c \
     --arg aksVersion "$outputAksVersion" \
-    '{aksVersion: $aksVersion}')
+    --arg agentAvailabilityZones "${outputAvailableZones}" \
+    '{aksVersion: $aksVersion, agentAvailabilityZones: $agentAvailabilityZones}')
   echo "result is: $result"
   echo $result >$AZ_SCRIPTS_OUTPUT_PATH
 }
@@ -650,5 +663,7 @@ fi
 
 validate_appgateway_vnet
 
+query_available_zones
+
 output_result
 

weblogic-azure-aks/src/main/bicep/mainTemplate.bicep

@@ -567,6 +567,7 @@ module wlsDomainDeployment 'modules/setupWebLogicCluster.bicep' = if (!enableCus
     aksClusterNamePrefix: aksClusterNamePrefix
     aksClusterRGName: aksClusterRGName
     aksClusterName: aksClusterName
+    aksAgentAvailabilityZones:validateInputs.outputs.aksAgentAvailabilityZones
     aksVersion: validateInputs.outputs.aksVersion
     appPackageUrls: appPackageUrls
     appReplicas: appReplicas
@@ -639,6 +640,7 @@ module wlsDomainWithCustomSSLDeployment 'modules/setupWebLogicCluster.bicep' = i
     aksClusterNamePrefix: aksClusterNamePrefix
     aksClusterRGName: aksClusterRGName
     aksClusterName: aksClusterName
+    aksAgentAvailabilityZones:validateInputs.outputs.aksAgentAvailabilityZones
     aksVersion: validateInputs.outputs.aksVersion
     appPackageUrls: appPackageUrls
     appReplicas: appReplicas

weblogic-azure-aks/src/main/bicep/modules/_azure-resoruces/_aks.bicep

@@ -7,6 +7,7 @@ param aciResourcePermissions bool = true
 param aciRetentionInDays int = 120
 @description('Pricing tier: PerGB2018 or legacy tiers (Free, Standalone, PerNode, Standard or Premium) which are not available to all customers.')
 param aciWorkspaceSku string = 'pergb2018'
+param agentAvailabilityZones array = []
 @maxLength(12)
 @minLength(1)
 @description('The name for this node pool. Node pool must contain only lowercase letters and numbers. For Linux node pools the name cannot be longer than 12 characters.')
@@ -27,11 +28,6 @@ param location string
 param utcValue string = utcNow()
 
 var const_aksAgentPoolOSDiskSizeGB = 128
-var const_aksAvailabilityZones = [
-  '1'
-  '2'
-  '3'
-]
 var name_aciWorkspace = 'Workspace-${guid(utcValue)}-${location}'
 // Generate a unique AKS name scoped to subscription. 
 var name_aksClusterNameForSV = '${aksClusterNamePrefix}${uniqueString(utcValue)}'
@@ -79,7 +75,7 @@ resource aksCluster 'Microsoft.ContainerService/managedClusters@${azure.apiVersi
         osDiskType: 'Managed'
         kubeletDiskType: 'OS'
         type: 'VirtualMachineScaleSets'
-        availabilityZones: const_aksAvailabilityZones
+        availabilityZones: agentAvailabilityZones
         mode: 'System'
         osType: 'Linux'
       }

weblogic-azure-aks/src/main/bicep/modules/_deployment-scripts/_ds-validate-parameters.bicep

@@ -247,3 +247,4 @@ resource deploymentScript 'Microsoft.Resources/deploymentScripts@${azure.apiVers
 }
 
 output aksVersion string = deploymentScript.properties.outputs.aksVersion
+output aksAgentAvailabilityZones array = json(deploymentScript.properties.outputs.agentAvailabilityZones)

weblogic-azure-aks/src/main/bicep/modules/setupWebLogicCluster.bicep

@@ -29,6 +29,7 @@ param aciRetentionInDays int = 120
 param aciWorkspaceSku string = 'pergb2018'
 param acrName string = ''
 param acrResourceGroupName string = ''
+param aksAgentAvailabilityZones array = []
 @maxLength(12)
 @minLength(1)
 @description('The name for this node pool. Node pool must contain only lowercase letters and numbers. For Linux node pools the name cannot be longer than 12 characters.')
@@ -161,6 +162,7 @@ module aksClusterDeployment './_azure-resoruces/_aks.bicep' = if (createAKSClust
     aciResourcePermissions: aciResourcePermissions
     aciRetentionInDays: aciRetentionInDays
     aciWorkspaceSku: aciWorkspaceSku
+    agentAvailabilityZones: aksAgentAvailabilityZones
     aksAgentPoolName: aksAgentPoolName
     aksAgentPoolNodeCount: aksAgentPoolNodeCount
     aksAgentPoolNodeMaxCount: aksAgentPoolNodeMaxCount