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lego/providers/dns/yandex360/internal/client.go

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package internal
import (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"net/url"
"strconv"
"time"
"github.com/go-acme/lego/v4/providers/dns/internal/errutils"
)
const defaultBaseURL = "https://api360.yandex.net/"
type Client struct {
oauthToken string
orgID int64
baseURL *url.URL
HTTPClient *http.Client
}
func NewClient(oauthToken string, orgID int64) (*Client, error) {
if oauthToken == "" {
return nil, errors.New("OAuth token is required")
}
if orgID == 0 {
return nil, errors.New("orgID is required")
}
baseURL, _ := url.Parse(defaultBaseURL)
return &Client{
oauthToken: oauthToken,
orgID: orgID,
baseURL: baseURL,
HTTPClient: &http.Client{Timeout: 10 * time.Second},
}, nil
}
// AddRecord Adds a DNS record.
// POST https://api30.yandex.net/directory/v1/org/{orgId}/domains/{domain}/dns
// https://yandex.ru/dev/api360/doc/ref/DomainDNSService/DomainDNSService_Create.html
func (c Client) AddRecord(ctx context.Context, domain string, record Record) (*Record, error) {
endpoint := c.baseURL.JoinPath("directory", "v1", "org", strconv.FormatInt(c.orgID, 10), "domains", domain, "dns")
req, err := newJSONRequest(ctx, http.MethodPost, endpoint, record)
if err != nil {
return nil, err
}
var newRecord Record
err = c.do(req, &newRecord)
if err != nil {
return nil, err
}
return &newRecord, nil
}
// DeleteRecord Deletes a DNS record.
// DELETE https://api360.yandex.net/directory/v1/org/{orgId}/domains/{domain}/dns/{recordId}
// https://yandex.ru/dev/api360/doc/ref/DomainDNSService/DomainDNSService_Delete.html
func (c Client) DeleteRecord(ctx context.Context, domain string, recordID int64) error {
endpoint := c.baseURL.JoinPath("directory", "v1", "org", strconv.FormatInt(c.orgID, 10), "domains", domain, "dns", strconv.FormatInt(recordID, 10))
req, err := newJSONRequest(ctx, http.MethodDelete, endpoint, nil)
if err != nil {
return err
}
return c.do(req, nil)
}
func (c Client) do(req *http.Request, result any) error {
req.Header.Set("Authorization", "OAuth "+c.oauthToken)
resp, err := c.HTTPClient.Do(req)
if err != nil {
return errutils.NewHTTPDoError(req, err)
}
defer func() { _ = resp.Body.Close() }()
if resp.StatusCode/100 != 2 {
return parseError(req, resp)
}
if result == nil {
return nil
}
raw, err := io.ReadAll(resp.Body)
if err != nil {
return errutils.NewReadResponseError(req, resp.StatusCode, err)
}
err = json.Unmarshal(raw, result)
if err != nil {
return errutils.NewUnmarshalError(req, resp.StatusCode, raw, err)
}
return nil
}
func newJSONRequest(ctx context.Context, method string, endpoint *url.URL, payload any) (*http.Request, error) {
buf := new(bytes.Buffer)
if payload != nil {
err := json.NewEncoder(buf).Encode(payload)
if err != nil {
return nil, fmt.Errorf("failed to create request JSON body: %w", err)
}
}
req, err := http.NewRequestWithContext(ctx, method, endpoint.String(), buf)
if err != nil {
return nil, fmt.Errorf("unable to create request: %w", err)
}
req.Header.Set("Accept", "application/json")
if payload != nil {
req.Header.Set("Content-Type", "application/json")
}
return req, nil
}
func parseError(req *http.Request, resp *http.Response) error {
raw, _ := io.ReadAll(resp.Body)
var apiErr APIError
err := json.Unmarshal(raw, &apiErr)
if err != nil {
return errutils.NewUnexpectedStatusCodeError(req, resp.StatusCode, raw)
}
return fmt.Errorf("[status code: %d] %w", resp.StatusCode, apiErr)
}