forked from TrueCloudLab/lego
127 lines
2.7 KiB
Go
127 lines
2.7 KiB
Go
package internal
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import (
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"bytes"
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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/providers/dns/internal/errutils"
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)
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// DefaultBaseURL the default API endpoint.
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const DefaultBaseURL = "https://rest.easydns.net"
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// Client the EasyDNS API client.
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type Client struct {
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token string
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key 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, key 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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key: key,
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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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func (c *Client) AddRecord(ctx context.Context, domain string, record ZoneRecord) (string, error) {
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endpoint := c.BaseURL.JoinPath("zones", "records", "add", domain, "TXT")
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req, err := newJSONRequest(ctx, http.MethodPut, endpoint, record)
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if err != nil {
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return "", err
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}
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response := &addRecordResponse{}
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err = c.do(req, response)
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if err != nil {
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return "", err
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}
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recordID := response.Data.ID
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return recordID, nil
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}
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func (c *Client) DeleteRecord(ctx context.Context, domain, recordID string) error {
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endpoint := c.BaseURL.JoinPath("zones", "records", domain, recordID)
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req, err := newJSONRequest(ctx, http.MethodDelete, endpoint, nil)
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if err != nil {
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return err
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}
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return c.do(req, nil)
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}
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func (c *Client) do(req *http.Request, result any) error {
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req.SetBasicAuth(c.token, c.key)
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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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if resp.StatusCode/100 != 2 {
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return errutils.NewUnexpectedResponseStatusCodeError(req, resp)
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}
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if result == nil {
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return nil
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}
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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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err = json.Unmarshal(raw, result)
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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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return nil
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}
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func newJSONRequest(ctx context.Context, method string, endpoint *url.URL, payload any) (*http.Request, error) {
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buf := new(bytes.Buffer)
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if payload != nil {
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err := json.NewEncoder(buf).Encode(payload)
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if err != nil {
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return nil, fmt.Errorf("failed to create request JSON body: %w", err)
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}
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}
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query := endpoint.Query()
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query.Set("format", "json")
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endpoint.RawQuery = query.Encode()
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req, err := http.NewRequestWithContext(ctx, method, endpoint.String(), buf)
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if err != nil {
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return nil, fmt.Errorf("unable to create request: %w", err)
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}
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req.Header.Set("Accept", "application/json")
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if payload != nil {
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req.Header.Set("Content-Type", "application/json")
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}
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return req, nil
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}
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