lego/providers/dns/conoha/internal/identity.go
2023-05-05 09:49:38 +02:00

82 lines
1.7 KiB
Go

package internal
import (
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"net/url"
"time"
"github.com/go-acme/lego/v4/providers/dns/internal/errutils"
)
const identityBaseURL = "https://identity.%s.conoha.io"
type Identifier struct {
baseURL *url.URL
HTTPClient *http.Client
}
// NewIdentifier creates a new Identifier.
func NewIdentifier(region string) (*Identifier, error) {
baseURL, err := url.Parse(fmt.Sprintf(identityBaseURL, region))
if err != nil {
return nil, err
}
return &Identifier{
baseURL: baseURL,
HTTPClient: &http.Client{Timeout: 5 * time.Second},
}, nil
}
// GetToken gets valid token information.
// https://www.conoha.jp/docs/identity-post_tokens.php
func (c *Identifier) GetToken(ctx context.Context, auth Auth) (*IdentityResponse, error) {
endpoint := c.baseURL.JoinPath("v2.0", "tokens")
req, err := newJSONRequest(ctx, http.MethodPost, endpoint, &IdentityRequest{Auth: auth})
if err != nil {
return nil, err
}
identity := &IdentityResponse{}
err = c.do(req, identity)
if err != nil {
return nil, err
}
return identity, nil
}
func (c *Identifier) do(req *http.Request, result any) error {
resp, err := c.HTTPClient.Do(req)
if err != nil {
return errutils.NewHTTPDoError(req, err)
}
defer func() { _ = resp.Body.Close() }()
if resp.StatusCode != http.StatusOK {
return errutils.NewUnexpectedResponseStatusCodeError(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
}