github.com/hashicorp/packer@v1.14.3/fix/fixer_amazon_enhanced_networking.go (about)

     1  // Copyright (c) HashiCorp, Inc.
     2  // SPDX-License-Identifier: BUSL-1.1
     3  
     4  package fix
     5  
     6  import (
     7  	"strings"
     8  
     9  	"github.com/mitchellh/mapstructure"
    10  )
    11  
    12  // FixerAmazonEnhancedNetworking is a Fixer that replaces the "enhanced_networking" configuration key
    13  // with the clearer "ena_support".  This disambiguates ena_support from sriov_support.
    14  type FixerAmazonEnhancedNetworking struct{}
    15  
    16  func (FixerAmazonEnhancedNetworking) DeprecatedOptions() map[string][]string {
    17  	return map[string][]string{
    18  		"*amazon*": []string{"enhanced_networking"},
    19  	}
    20  }
    21  
    22  func (FixerAmazonEnhancedNetworking) Fix(input map[string]interface{}) (map[string]interface{}, error) {
    23  	// Our template type we'll use for this fixer only
    24  	type template struct {
    25  		Builders []map[string]interface{}
    26  	}
    27  
    28  	// Decode the input into our structure, if we can
    29  	var tpl template
    30  	if err := mapstructure.Decode(input, &tpl); err != nil {
    31  		return nil, err
    32  	}
    33  
    34  	// Go through each builder and replace the enhanced_networking if we can
    35  	for _, builder := range tpl.Builders {
    36  		builderTypeRaw, ok := builder["type"]
    37  		if !ok {
    38  			continue
    39  		}
    40  
    41  		builderType, ok := builderTypeRaw.(string)
    42  		if !ok {
    43  			continue
    44  		}
    45  
    46  		if !strings.HasPrefix(builderType, "amazon-") {
    47  			continue
    48  		}
    49  		enhancedNetworkingRaw, ok := builder["enhanced_networking"]
    50  		if !ok {
    51  			continue
    52  		}
    53  		enhancedNetworkingString, ok := enhancedNetworkingRaw.(bool)
    54  		if !ok {
    55  			// TODO: error?
    56  			continue
    57  		}
    58  
    59  		delete(builder, "enhanced_networking")
    60  		builder["ena_support"] = enhancedNetworkingString
    61  	}
    62  
    63  	input["builders"] = tpl.Builders
    64  	return input, nil
    65  }
    66  
    67  func (FixerAmazonEnhancedNetworking) Synopsis() string {
    68  	return `Replaces "enhanced_networking" in builders with "ena_support"`
    69  }