lego/providers/dns/cloudflare/wrapper.go
2023-05-05 09:49:38 +02:00

92 lines
2.3 KiB
Go

package cloudflare
import (
"context"
"sync"
"github.com/cloudflare/cloudflare-go"
"github.com/go-acme/lego/v4/challenge/dns01"
)
type metaClient struct {
clientEdit *cloudflare.API // needs Zone/DNS/Edit permissions
clientRead *cloudflare.API // needs Zone/Zone/Read permissions
zones map[string]string // caches calls to ZoneIDByName, see lookupZoneID()
zonesMu *sync.RWMutex
}
func newClient(config *Config) (*metaClient, error) {
// with AuthKey/AuthEmail we can access all available APIs
if config.AuthToken == "" {
client, err := cloudflare.New(config.AuthKey, config.AuthEmail, cloudflare.HTTPClient(config.HTTPClient))
if err != nil {
return nil, err
}
return &metaClient{
clientEdit: client,
clientRead: client,
zones: make(map[string]string),
zonesMu: &sync.RWMutex{},
}, nil
}
dns, err := cloudflare.NewWithAPIToken(config.AuthToken, cloudflare.HTTPClient(config.HTTPClient))
if err != nil {
return nil, err
}
if config.ZoneToken == "" || config.ZoneToken == config.AuthToken {
return &metaClient{
clientEdit: dns,
clientRead: dns,
zones: make(map[string]string),
zonesMu: &sync.RWMutex{},
}, nil
}
zone, err := cloudflare.NewWithAPIToken(config.ZoneToken, cloudflare.HTTPClient(config.HTTPClient))
if err != nil {
return nil, err
}
return &metaClient{
clientEdit: dns,
clientRead: zone,
zones: make(map[string]string),
zonesMu: &sync.RWMutex{},
}, nil
}
func (m *metaClient) CreateDNSRecord(ctx context.Context, zoneID string, rr cloudflare.DNSRecord) (*cloudflare.DNSRecordResponse, error) {
return m.clientEdit.CreateDNSRecord(ctx, zoneID, rr)
}
func (m *metaClient) DNSRecords(ctx context.Context, zoneID string, rr cloudflare.DNSRecord) ([]cloudflare.DNSRecord, error) {
return m.clientEdit.DNSRecords(ctx, zoneID, rr)
}
func (m *metaClient) DeleteDNSRecord(ctx context.Context, zoneID, recordID string) error {
return m.clientEdit.DeleteDNSRecord(ctx, zoneID, recordID)
}
func (m *metaClient) ZoneIDByName(fdqn string) (string, error) {
m.zonesMu.RLock()
id := m.zones[fdqn]
m.zonesMu.RUnlock()
if id != "" {
return id, nil
}
id, err := m.clientRead.ZoneIDByName(dns01.UnFqdn(fdqn))
if err != nil {
return "", err
}
m.zonesMu.Lock()
m.zones[fdqn] = id
m.zonesMu.Unlock()
return id, nil
}