github.com/GoogleCloudPlatform/terraformer@v0.8.18/providers/cloudflare/dns.go (about)

     1  // Copyright 2019 The Terraformer Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package cloudflare
    16  
    17  import (
    18  	"fmt"
    19  	"log"
    20  
    21  	"github.com/GoogleCloudPlatform/terraformer/terraformutils"
    22  	cf "github.com/cloudflare/cloudflare-go"
    23  )
    24  
    25  type DNSGenerator struct {
    26  	CloudflareService
    27  }
    28  
    29  func (*DNSGenerator) createZonesResource(api *cf.API, zoneID string) ([]terraformutils.Resource, error) {
    30  	zoneDetails, err := api.ZoneDetails(zoneID)
    31  	if err != nil {
    32  		log.Println(err)
    33  		return []terraformutils.Resource{}, err
    34  	}
    35  
    36  	resource := terraformutils.NewResource(
    37  		zoneDetails.ID,
    38  		zoneDetails.Name,
    39  		"cloudflare_zone",
    40  		"cloudflare",
    41  		map[string]string{
    42  			"id": zoneDetails.ID,
    43  		},
    44  		[]string{},
    45  		map[string]interface{}{},
    46  	)
    47  	resource.IgnoreKeys = append(resource.IgnoreKeys, "^meta$")
    48  
    49  	return []terraformutils.Resource{resource}, nil
    50  }
    51  
    52  func (*DNSGenerator) createRecordsResources(api *cf.API, zoneID string) ([]terraformutils.Resource, error) {
    53  	resources := []terraformutils.Resource{}
    54  	records, err := api.DNSRecords(zoneID, cf.DNSRecord{})
    55  	if err != nil {
    56  		log.Println(err)
    57  		return resources, err
    58  	}
    59  
    60  	for _, record := range records {
    61  		r := terraformutils.NewResource(
    62  			record.ID,
    63  			fmt.Sprintf("%s_%s_%s", record.Type, record.ZoneName, record.ID),
    64  			"cloudflare_record",
    65  			"cloudflare",
    66  			map[string]string{
    67  				"zone_id": zoneID,
    68  				"domain":  record.ZoneName,
    69  				"name":    record.Name,
    70  			},
    71  			[]string{},
    72  			map[string]interface{}{},
    73  		)
    74  
    75  		r.IgnoreKeys = append(r.IgnoreKeys, "^metadata")
    76  		resources = append(resources, r)
    77  	}
    78  
    79  	return resources, nil
    80  }
    81  
    82  func (g *DNSGenerator) InitResources() error {
    83  	api, err := g.initializeAPI()
    84  	if err != nil {
    85  		log.Println(err)
    86  		return err
    87  	}
    88  
    89  	zones, err := api.ListZones()
    90  	if err != nil {
    91  		log.Println(err)
    92  		return err
    93  	}
    94  
    95  	funcs := []func(*cf.API, string) ([]terraformutils.Resource, error){
    96  		g.createZonesResource,
    97  		g.createRecordsResources,
    98  	}
    99  
   100  	for _, zone := range zones {
   101  		for _, f := range funcs {
   102  			tmpRes, err := f(api, zone.ID)
   103  			if err != nil {
   104  				log.Println(err)
   105  				return err
   106  			}
   107  			g.Resources = append(g.Resources, tmpRes...)
   108  		}
   109  	}
   110  	return nil
   111  }
   112  
   113  func (g *DNSGenerator) PostConvertHook() error {
   114  	// 'record' resource have 'data' and 'value' is mutual-exclude
   115  	// delete which one have empty value
   116  	for i, resource := range g.Resources {
   117  		if resource.InstanceInfo.Type == "cloudflare_record" {
   118  			if val, ok := resource.Item["data"]; ok && len(val.(map[string]interface{})) == 0 {
   119  				delete(g.Resources[i].Item, "data")
   120  			} else if val, ok := resource.Item["value"]; ok && len(val.(string)) == 0 {
   121  				delete(g.Resources[i].Item, "value")
   122  			}
   123  		}
   124  	}
   125  
   126  	return nil
   127  }