90 lines
1.9 KiB
Go
90 lines
1.9 KiB
Go
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package internal
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import (
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"context"
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"encoding/json"
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"net/http"
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"github.com/go-acme/lego/v4/providers/dns/internal/errutils"
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)
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type token string
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const tokenKey token = "token"
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const authTokenHeader = "Auth-Token"
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// login Starts a new Dyn API Session. Authenticates using customerName, username, password
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// and receives a token to be used in for subsequent requests.
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// https://help.dyn.com/session-log-in/
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func (c *Client) login(ctx context.Context) (session, error) {
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endpoint := c.baseURL.JoinPath("Session")
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payload := &credentials{Customer: c.customerName, User: c.username, Pass: c.password}
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req, err := newJSONRequest(ctx, http.MethodPost, endpoint, payload)
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if err != nil {
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return session{}, err
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}
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dynRes, err := c.do(req)
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if err != nil {
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return session{}, err
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}
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var s session
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err = json.Unmarshal(dynRes.Data, &s)
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if err != nil {
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return session{}, errutils.NewUnmarshalError(req, http.StatusOK, dynRes.Data, err)
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}
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return s, nil
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}
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// Logout Destroys Dyn Session.
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// https://help.dyn.com/session-log-out/
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func (c *Client) Logout(ctx context.Context) error {
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endpoint := c.baseURL.JoinPath("Session")
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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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tok := getToken(ctx)
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if tok != "" {
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req.Header.Set(authTokenHeader, tok)
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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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if resp.StatusCode != http.StatusOK {
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return errutils.NewUnexpectedResponseStatusCodeError(req, resp)
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}
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return nil
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}
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func (c *Client) CreateAuthenticatedContext(ctx context.Context) (context.Context, error) {
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tok, err := c.login(ctx)
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if err != nil {
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return nil, err
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}
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return context.WithValue(ctx, tokenKey, tok.Token), nil
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}
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func getToken(ctx context.Context) string {
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tok, ok := ctx.Value(tokenKey).(string)
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if !ok {
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return ""
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}
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return tok
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}
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