mirror of
https://github.com/go-acme/lego.git
synced 2024-12-23 09:15:11 +02:00
207 lines
4.6 KiB
Go
207 lines
4.6 KiB
Go
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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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const defaultBaseURL = "https://api.mittwald.de/v2/"
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const authorizationHeader = "Authorization"
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// Client the Mittwald 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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// ListDomains List Domains.
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// https://api.mittwald.de/v2/docs/#/Domain/domain-list-domains
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func (c Client) ListDomains(ctx context.Context) ([]Domain, error) {
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endpoint := c.baseURL.JoinPath("domains")
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req, err := newJSONRequest(ctx, http.MethodGet, endpoint, nil)
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if err != nil {
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return nil, err
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}
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var result []Domain
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err = c.do(req, &result)
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// GetDNSZone Get a DNSZone.
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// https://api.mittwald.de/v2/docs/#/Domain/dns-get-dns-zone
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func (c Client) GetDNSZone(ctx context.Context, zoneID string) (*DNSZone, error) {
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endpoint := c.baseURL.JoinPath("dns-zones", zoneID)
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req, err := newJSONRequest(ctx, http.MethodGet, endpoint, nil)
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if err != nil {
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return nil, err
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}
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result := &DNSZone{}
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err = c.do(req, result)
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// ListDNSZones List DNSZones belonging to a Project.
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// https://api.mittwald.de/v2/docs/#/Domain/dns-list-dns-zones
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func (c Client) ListDNSZones(ctx context.Context, projectID string) ([]DNSZone, error) {
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endpoint := c.baseURL.JoinPath("projects", projectID, "dns-zones")
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req, err := newJSONRequest(ctx, http.MethodGet, endpoint, nil)
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if err != nil {
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return nil, err
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}
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var result []DNSZone
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err = c.do(req, &result)
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// CreateDNSZone Create a DNSZone.
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// https://api.mittwald.de/v2/docs/#/Domain/dns-create-dns-zone
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func (c Client) CreateDNSZone(ctx context.Context, zone CreateDNSZoneRequest) (*DNSZone, error) {
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endpoint := c.baseURL.JoinPath("dns-zones")
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req, err := newJSONRequest(ctx, http.MethodPost, endpoint, zone)
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if err != nil {
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return nil, err
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}
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result := &DNSZone{}
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err = c.do(req, result)
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// UpdateTXTRecord Update a record set on a DNSZone.
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// https://api.mittwald.de/v2/docs/#/Domain/dns-update-record-set
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func (c Client) UpdateTXTRecord(ctx context.Context, zoneID string, record TXTRecord) error {
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endpoint := c.baseURL.JoinPath("dns-zones", zoneID, "record-sets", "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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return c.do(req, nil)
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}
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// DeleteDNSZone Delete a DNSZone.
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// https://api.mittwald.de/v2/docs/#/Domain/dns-delete-dns-zone
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func (c Client) DeleteDNSZone(ctx context.Context, zoneID string) error {
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endpoint := c.baseURL.JoinPath("dns-zones", zoneID)
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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.Header.Set(authorizationHeader, "Bearer "+c.token)
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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 parseError(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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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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func parseError(req *http.Request, resp *http.Response) error {
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raw, _ := io.ReadAll(resp.Body)
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var response APIError
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err := json.Unmarshal(raw, &response)
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if err != nil {
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return errutils.NewUnexpectedStatusCodeError(req, resp.StatusCode, raw)
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}
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return fmt.Errorf("[status code %d] %w", resp.StatusCode, response)
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}
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