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lego/providers/dns/dreamhost/client.go
2020-09-02 20:38:01 +02:00

74 lines
1.6 KiB
Go

package dreamhost
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/url"
"github.com/go-acme/lego/v4/log"
)
const (
defaultBaseURL = "https://api.dreamhost.com"
cmdAddRecord = "dns-add_record"
cmdRemoveRecord = "dns-remove_record"
)
type apiResponse struct {
Data string `json:"data"`
Result string `json:"result"`
}
func (d *DNSProvider) buildQuery(action, domain, txt string) (*url.URL, error) {
u, err := url.Parse(d.config.BaseURL)
if err != nil {
return nil, err
}
query := u.Query()
query.Set("key", d.config.APIKey)
query.Set("cmd", action)
query.Set("format", "json")
query.Set("record", domain)
query.Set("type", "TXT")
query.Set("value", txt)
query.Set("comment", url.QueryEscape("Managed By lego"))
u.RawQuery = query.Encode()
return u, nil
}
// updateTxtRecord will either add or remove a TXT record.
// action is either cmdAddRecord or cmdRemoveRecord.
func (d *DNSProvider) updateTxtRecord(u fmt.Stringer) error {
resp, err := d.config.HTTPClient.Get(u.String())
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return fmt.Errorf("request failed with HTTP status code %d", resp.StatusCode)
}
raw, err := ioutil.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("failed to read body: %w", err)
}
var response apiResponse
err = json.Unmarshal(raw, &response)
if err != nil {
return fmt.Errorf("unable to decode API server response: %w: %s", err, string(raw))
}
if response.Result == "error" {
return fmt.Errorf("add TXT record failed: %s", response.Data)
}
log.Infof("dreamhost: %s", response.Data)
return nil
}