mirror of
https://github.com/StackExchange/dnscontrol.git
synced 2025-12-09 13:46:07 +08:00
84 lines
2.5 KiB
Go
84 lines
2.5 KiB
Go
package alidns
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import (
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"fmt"
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"strings"
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"github.com/StackExchange/dnscontrol/v4/models"
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"github.com/aliyun/alibaba-cloud-sdk-go/services/alidns"
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)
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// nativeToRecord converts an Alibaba Cloud DNS record to a RecordConfig.
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func nativeToRecord(r *alidns.Record, domain string) (*models.RecordConfig, error) {
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rc := &models.RecordConfig{
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TTL: uint32(r.TTL),
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Original: r,
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}
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rc.SetLabel(r.RR, domain)
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// Normalize CNAME, MX, NS records with trailing dot to be consistent with FQDN format.
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value := r.Value
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if r.Type == "CNAME" || r.Type == "MX" || r.Type == "NS" || r.Type == "SRV" {
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if value != "" && value != "." && !strings.HasSuffix(value, ".") {
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value = value + "."
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}
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}
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switch r.Type {
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case "MX":
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if err := rc.SetTargetMX(uint16(r.Priority), value); err != nil {
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return nil, fmt.Errorf("unparsable MX record received from ALIDNS: %w", err)
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}
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case "SRV":
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// SRV records in Alibaba Cloud: Priority and Weight are in separate fields,
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// Value contains "port target" (e.g., "5060 sipserver.example.com")
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if err := rc.PopulateFromString(r.Type, fmt.Sprintf("%d %d %s", r.Priority, r.Weight, r.Value), domain); err != nil {
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return nil, fmt.Errorf("unparsable SRV record received from ALIDNS: %w", err)
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}
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case "CAA":
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// CAA format in Alibaba: "0 issue letsencrypt.org"
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if err := rc.PopulateFromString(r.Type, r.Value, domain); err != nil {
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return nil, fmt.Errorf("unparsable CAA record received from ALIDNS: %w", err)
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}
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case "TXT":
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if err := rc.SetTargetTXT(r.Value); err != nil {
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return nil, fmt.Errorf("unparsable TXT record received from ALIDNS: %w", err)
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}
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default:
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rc.Type = r.Type
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if err := rc.SetTarget(value); err != nil {
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return nil, fmt.Errorf("unparsable record received from ALIDNS: %w", err)
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}
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}
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return rc, nil
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}
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// recordToNativeContent converts a RecordConfig to the Value format expected by Alibaba Cloud DNS API.
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func recordToNativeContent(r *models.RecordConfig) string {
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switch r.Type {
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case "MX":
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return r.GetTargetField()
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case "SRV":
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// Alibaba Cloud SRV format: "weight port target"
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return fmt.Sprintf("%d %d %s", r.SrvWeight, r.SrvPort, r.GetTargetField())
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case "CAA":
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return fmt.Sprintf("%d %s %s", r.CaaFlag, r.CaaTag, r.GetTargetField())
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case "TXT":
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return r.GetTargetTXTJoined()
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default:
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return r.GetTargetField()
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}
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}
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// recordToNativePriority returns the priority value for MX and SRV records.
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func recordToNativePriority(r *models.RecordConfig) int64 {
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switch r.Type {
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case "MX":
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return int64(r.MxPreference)
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case "SRV":
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return int64(r.SrvPriority)
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default:
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return 0
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}
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}
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