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Code Issues Releases Activity

Fixing OVH DKIM MODIFY (#1290)

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* Treat DKIM as normal TXT record type

* Empty FieldType before to prevent API error for DKIM

* Unsplit DKIM TXT records before diffing the values
This commit is contained in:
Patrik Kernstock
2021-10-16 17:45:06 +01:00
committed by GitHub
parent e94487bd07
commit 0ff44913ae
2 changed files with 23 additions and 11 deletions
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19
providers/ovh/protocol.go
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@@ -2,10 +2,9 @@ package ovh
import (
"fmt"
"strings"
"github.com/StackExchange/dnscontrol/v3/models"
"github.com/miekg/dns/dnsutil"
"strings"
)
// Void an empty structure.
@@ -111,9 +110,6 @@ func (c *ovhProvider) deleteRecordFunc(id int64, fqdn string) func() error {
// Returns a function that can be invoked to create a record in a zone.
func (c *ovhProvider) createRecordFunc(rc *models.RecordConfig, fqdn string) func() error {
return func() error {
if c.isDKIMRecord(rc) {
rc.Type = "DKIM"
}
record := Record{
SubDomain: dnsutil.TrimDomainName(rc.GetLabelFQDN(), fqdn),
FieldType: rc.Type,
@@ -132,9 +128,6 @@ func (c *ovhProvider) createRecordFunc(rc *models.RecordConfig, fqdn string) fun
// Returns a function that can be invoked to update a record in a zone.
func (c *ovhProvider) updateRecordFunc(old *Record, rc *models.RecordConfig, fqdn string) func() error {
return func() error {
if c.isDKIMRecord(rc) {
rc.Type = "DKIM"
}
record := Record{
SubDomain: rc.GetLabel(),
FieldType: rc.Type,
@@ -147,10 +140,13 @@ func (c *ovhProvider) updateRecordFunc(old *Record, rc *models.RecordConfig, fqd
record.SubDomain = ""
}
err := c.client.CallAPI("PUT", fmt.Sprintf("/domain/zone/%s/record/%d", fqdn, old.ID), &record, &Void{}, true)
if err != nil && rc.Type == "DKIM" && strings.Contains(err.Error(), "alter read-only properties: fieldType") {
err = fmt.Errorf("this usually occurs when DKIM value is longer than the TXT record limit what OVH allows. Delete the TXT record to get past this limitation. [Original error: %s]", err.Error())
// We do this last just right before the final API call
if c.isDKIMRecord(rc) {
// When DKIM value is longer than 255, the MODIFY fails with "Try to alter read-only properties: fieldType"
// Setting FieldType to empty string results in the property not being altered, hence error does not occur.
record.FieldType = ""
}
err := c.client.CallAPI("PUT", fmt.Sprintf("/domain/zone/%s/record/%d", fqdn, old.ID), &record, &Void{}, true)
return err
}
@@ -161,6 +157,7 @@ func (c *ovhProvider) isDKIMRecord(rc *models.RecordConfig) bool {
return (rc != nil && rc.Type == "TXT" && strings.Contains(rc.GetLabel(), "._domainkey"))
}
// refreshZone initiates a refresh task on OVHs backend
func (c *ovhProvider) refreshZone(fqdn string) error {
return c.client.CallAPI("POST", fmt.Sprintf("/domain/zone/%s/refresh", fqdn), nil, &Void{}, true)
}