forked from TrueCloudLab/lego
114 lines
2.6 KiB
Go
114 lines
2.6 KiB
Go
package internal
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"fmt"
|
|
"io"
|
|
"net/http"
|
|
"net/url"
|
|
"time"
|
|
|
|
"github.com/go-acme/lego/v4/providers/dns/internal/errutils"
|
|
)
|
|
|
|
// DefaultBaseURL the default API endpoint.
|
|
const DefaultBaseURL = "https://api.dreamhost.com"
|
|
|
|
const (
|
|
cmdAddRecord = "dns-add_record"
|
|
cmdRemoveRecord = "dns-remove_record"
|
|
)
|
|
|
|
// Client the Dreamhost API client.
|
|
type Client struct {
|
|
apiKey string
|
|
|
|
BaseURL string
|
|
HTTPClient *http.Client
|
|
}
|
|
|
|
// NewClient Creates a new Client.
|
|
func NewClient(apiKey string) *Client {
|
|
return &Client{
|
|
apiKey: apiKey,
|
|
BaseURL: DefaultBaseURL,
|
|
HTTPClient: &http.Client{Timeout: 5 * time.Second},
|
|
}
|
|
}
|
|
|
|
// AddRecord adds a TXT record.
|
|
func (c *Client) AddRecord(ctx context.Context, domain, value string) error {
|
|
query, err := c.buildEndpoint(cmdAddRecord, domain, value)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
return c.updateTxtRecord(ctx, query)
|
|
}
|
|
|
|
// RemoveRecord removes a TXT record.
|
|
func (c *Client) RemoveRecord(ctx context.Context, domain, value string) error {
|
|
query, err := c.buildEndpoint(cmdRemoveRecord, domain, value)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
return c.updateTxtRecord(ctx, query)
|
|
}
|
|
|
|
// action is either cmdAddRecord or cmdRemoveRecord.
|
|
func (c *Client) buildEndpoint(action, domain, txt string) (*url.URL, error) {
|
|
endpoint, err := url.Parse(c.BaseURL)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
query := endpoint.Query()
|
|
query.Set("key", c.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"))
|
|
endpoint.RawQuery = query.Encode()
|
|
|
|
return endpoint, nil
|
|
}
|
|
|
|
// updateTxtRecord will either add or remove a TXT record.
|
|
func (c *Client) updateTxtRecord(ctx context.Context, endpoint *url.URL) error {
|
|
req, err := http.NewRequestWithContext(ctx, http.MethodGet, endpoint.String(), http.NoBody)
|
|
if err != nil {
|
|
return fmt.Errorf("unable to create request: %w", err)
|
|
}
|
|
|
|
resp, err := c.HTTPClient.Do(req)
|
|
if err != nil {
|
|
return errutils.NewHTTPDoError(req, err)
|
|
}
|
|
|
|
defer func() { _ = resp.Body.Close() }()
|
|
|
|
if resp.StatusCode != http.StatusOK {
|
|
return errutils.NewUnexpectedResponseStatusCodeError(req, resp)
|
|
}
|
|
|
|
raw, err := io.ReadAll(resp.Body)
|
|
if err != nil {
|
|
return errutils.NewReadResponseError(req, resp.StatusCode, err)
|
|
}
|
|
|
|
var response apiResponse
|
|
err = json.Unmarshal(raw, &response)
|
|
if err != nil {
|
|
return errutils.NewUnmarshalError(req, resp.StatusCode, raw, err)
|
|
}
|
|
|
|
if response.Result == "error" {
|
|
return fmt.Errorf("add TXT record failed: %s", response.Data)
|
|
}
|
|
|
|
return nil
|
|
}
|