sigs.k8s.io/cluster-api-provider-azure@v1.14.3/azure/services/scalesets/vmssextension_spec.go (about)

     1  /*
     2  Copyright 2022 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package scalesets
    18  
    19  import (
    20  	"context"
    21  
    22  	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/compute/armcompute/v5"
    23  	"github.com/pkg/errors"
    24  	"k8s.io/utils/ptr"
    25  	"sigs.k8s.io/cluster-api-provider-azure/azure"
    26  )
    27  
    28  // VMSSExtensionSpec defines the specification for a VM or VMScaleSet extension.
    29  type VMSSExtensionSpec struct {
    30  	azure.ExtensionSpec
    31  	ResourceGroup string
    32  }
    33  
    34  // ResourceName returns the name of the VMSS extension.
    35  func (s *VMSSExtensionSpec) ResourceName() string {
    36  	return s.Name
    37  }
    38  
    39  // ResourceGroupName returns the name of the resource group.
    40  func (s *VMSSExtensionSpec) ResourceGroupName() string {
    41  	return s.ResourceGroup
    42  }
    43  
    44  // OwnerResourceName returns the name of the VMSS that owns this VMSS extension.
    45  func (s *VMSSExtensionSpec) OwnerResourceName() string {
    46  	return s.VMName
    47  }
    48  
    49  // Parameters returns the parameters for the VMSS extension.
    50  func (s *VMSSExtensionSpec) Parameters(ctx context.Context, existing interface{}) (interface{}, error) {
    51  	if existing != nil {
    52  		_, ok := existing.(armcompute.VirtualMachineScaleSetExtension)
    53  		if !ok {
    54  			return nil, errors.Errorf("%T is not an armcompute.VirtualMachineScaleSetExtension", existing)
    55  		}
    56  
    57  		// VMSS extension already exists, nothing to update.
    58  		return nil, nil
    59  	}
    60  
    61  	return armcompute.VirtualMachineScaleSetExtension{
    62  		Name: ptr.To(s.Name),
    63  		Properties: &armcompute.VirtualMachineScaleSetExtensionProperties{
    64  			Publisher:          ptr.To(s.Publisher),
    65  			Type:               ptr.To(s.Name),
    66  			TypeHandlerVersion: ptr.To(s.Version),
    67  			Settings:           s.Settings,
    68  			ProtectedSettings:  s.ProtectedSettings,
    69  		},
    70  	}, nil
    71  }