refactor(RecordConfig): Use ChangeType() instead of assignment (#3441)

Author: tlimoncelli

models/recordtype.go

@@ -0,0 +1,14 @@
+package models
+
+// ChangeType converts rc to an rc of type newType.  This is only needed when
+// converting from one type to another. Do not use this when initializing a new
+// record.
+//
+// Typically this is used to convert an ALIAS to a CNAME, or SPF to TXT. Using
+// this function future-proofs the code since eventually such changes will
+// require extra steps.
+func (rc *RecordConfig) ChangeType(newType string, _ string) {
+
+	rc.Type = newType
+
+}

providers/bunnydns/records.go

@@ -64,7 +64,7 @@ func (b *bunnydnsProvider) GetZoneRecordsCorrections(dc *models.DomainConfig, ex
 		}
 
 		if rc.Type == "ALIAS" {
-			rc.Type = "CNAME"
+			rc.ChangeType("CNAME", dc.Name)
 		}
 	}
 

providers/cloudflare/cloudflareProvider.go

@@ -180,7 +180,7 @@ func (c *cloudflareProvider) getDomainID(name string) (string, error) {
 func (c *cloudflareProvider) GetZoneRecordsCorrections(dc *models.DomainConfig, records models.Records) ([]*models.Correction, int, error) {
 	for _, rec := range dc.Records {
 		if rec.Type == "ALIAS" {
-			rec.Type = "CNAME"
+			rec.ChangeType("CNAME", dc.Name)
 		}
 	}
 
@@ -446,7 +446,7 @@ func (c *cloudflareProvider) preprocessConfig(dc *models.DomainConfig) error {
 
 	for _, rec := range dc.Records {
 		if rec.Type == "ALIAS" {
-			rec.Type = "CNAME"
+			rec.ChangeType("CNAME", dc.Name)
 		}
 	}
 
@@ -819,6 +819,11 @@ func stringDefault(value interface{}, def string) string {
 
 func (c *cloudflareProvider) nativeToRecord(domain string, cr cloudflare.DNSRecord) (*models.RecordConfig, error) {
 
+	// ALIAS in Cloudflare works like CNAME.
+	if cr.Type == "ALIAS" {
+		cr.Type = "CNAME"
+	}
+
 	// workaround for https://github.com/StackExchange/dnscontrol/issues/446
 	if cr.Type == "SPF" {
 		cr.Type = "TXT"

providers/dnsmadeeasy/dnsMadeEasyProvider.go

@@ -113,7 +113,7 @@ func (api *dnsMadeEasyProvider) GetZoneRecordsCorrections(dc *models.DomainConfi
 	for _, rec := range dc.Records {
 		if rec.Type == "ALIAS" {
 			// ALIAS is called ANAME on DNS Made Easy
-			rec.Type = "ANAME"
+			rec.ChangeType("ANAME", dc.Name)
 		} else if rec.Type == "NS" {
 			// NS records have fixed TTL on DNS Made Easy and it cannot be changed
 			rec.TTL = fixedNameServerRecordTTL

providers/gandiv5/gandi_v5Provider.go

@@ -181,7 +181,7 @@ func PrepDesiredRecords(dc *models.DomainConfig) {
 		if rec.Type == "ALIAS" && rec.Name != "@" {
 			// GANDI only permits aliases on a naked domain.
 			// Therefore, we change this to a CNAME.
-			rec.Type = "CNAME"
+			rec.ChangeType("CNAME", dc.Name)
 		}
 		if rec.TTL < 300 {
 			printer.Warnf("Gandi does not support ttls < 300. Setting %s from %d to 300\n", rec.GetLabelFQDN(), rec.TTL)

providers/gcore/gcoreProvider.go

@@ -147,7 +147,7 @@ func (c *gcoreProvider) GetZoneRecordsCorrections(dc *models.DomainConfig, exist
 	// Gcore auto uses ALIAS for apex zone CNAME records, just like CloudFlare
 	for _, rec := range dc.Records {
 		if rec.Type == "ALIAS" {
-			rec.Type = "CNAME"
+			rec.ChangeType("CNAME", dc.Name)
 		}
 	}
 

providers/hedns/hednsProvider.go

@@ -329,7 +329,7 @@ func (c *hednsProvider) GetZoneRecords(domain string, meta map[string]string) (m
 			err = rc.SetTargetSRVPriorityString(priority, data)
 		case "SPF":
 			// Convert to TXT record as SPF is deprecated
-			rc.Type = "TXT"
+			rc.ChangeType("TXT", domain)
 			fallthrough
 		default:
 			err = rc.PopulateFromStringFunc(rc.Type, data, domain, txtutil.ParseQuoted)

providers/loopia/loopiaProvider.go

@@ -230,7 +230,7 @@ func PrepDesiredRecords(dc *models.DomainConfig) {
 		if rec.Type == "ALIAS" {
 			// Loopia does not support ALIAS.
 			// Therefore, we change this to a CNAME.
-			rec.Type = "CNAME"
+			rec.ChangeType("CNAME", dc.Name)
 		}
 		if rec.TTL < 300 {
 			/* you can submit TTL lower than 300 but the dig results are normalized to 300 */

providers/namedotcom/records.go

@@ -34,7 +34,7 @@ func (n *namedotcomProvider) GetZoneRecordsCorrections(dc *models.DomainConfig,
 
 	for _, rec := range dc.Records {
 		if rec.Type == "ALIAS" {
-			rec.Type = "ANAME"
+			rec.ChangeType("ANAME", dc.Name)
 		}
 	}