84 lines
1.9 KiB
Go
84 lines
1.9 KiB
Go
package internal
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import (
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"time"
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"github.com/go-acme/lego/v4/challenge/dns01"
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"github.com/go-acme/lego/v4/providers/dns/internal/errutils"
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)
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const defaultBaseURL = "https://my.do.de/api"
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// Client the do.de API client.
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type Client struct {
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token string
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baseURL *url.URL
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HTTPClient *http.Client
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}
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// NewClient Creates a new Client.
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func NewClient(token string) *Client {
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baseURL, _ := url.Parse(defaultBaseURL)
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return &Client{
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token: token,
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baseURL: baseURL,
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HTTPClient: &http.Client{Timeout: 5 * time.Second},
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}
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}
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// UpdateTxtRecord Update the domains TXT record
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// To update the TXT record we just need to make one simple get request.
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func (c Client) UpdateTxtRecord(ctx context.Context, fqdn, txt string, clear bool) error {
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endpoint := c.baseURL.JoinPath("letsencrypt")
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query := endpoint.Query()
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query.Set("token", c.token)
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query.Set("domain", dns01.UnFqdn(fqdn))
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// api call differs per set/delete
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if clear {
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query.Set("action", "delete")
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} else {
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query.Set("value", txt)
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}
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endpoint.RawQuery = query.Encode()
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, endpoint.String(), http.NoBody)
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if err != nil {
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return fmt.Errorf("unable to create request: %w", err)
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}
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resp, err := c.HTTPClient.Do(req)
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if err != nil {
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return errutils.NewHTTPDoError(req, err)
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}
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defer func() { _ = resp.Body.Close() }()
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raw, err := io.ReadAll(resp.Body)
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if err != nil {
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return errutils.NewReadResponseError(req, resp.StatusCode, err)
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}
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var response apiResponse
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err = json.Unmarshal(raw, &response)
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if err != nil {
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return errutils.NewUnmarshalError(req, resp.StatusCode, raw, err)
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}
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body := string(raw)
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if !response.Success {
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return fmt.Errorf("request to change TXT record for do.de returned the following error result (%s); used url [%s]", body, endpoint)
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}
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return nil
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}
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