dnscontrol/providers/gcore/gcoreExtend.go

105 lines
2.5 KiB
Go

package gcore
import (
"context"
"encoding/json"
"fmt"
"io"
"log"
"net/http"
"path"
"strings"
dnssdk "github.com/G-Core/gcore-dns-sdk-go"
)
type gcoreRRSets struct {
RRSets []gcoreRRSetExtended `json:"rrsets"`
}
// Extended attributes over dnssdk.RRSet
type gcoreRRSetExtended struct {
Name string `json:"name"`
Type string `json:"type"`
// Original
TTL int `json:"ttl"`
Records []dnssdk.ResourceRecord `json:"resource_records"`
Filters []dnssdk.RecordFilter `json:"filters"`
}
func dnssdkDo(ctx context.Context, c *dnssdk.Client, apiKey string, method, uri string, bodyParams interface{}, dest interface{}) error {
// Adapted from https://github.com/G-Core/gcore-dns-sdk-go/blob/main/client.go#L289
// No way to reflect a private method in Golang
var bs []byte
if bodyParams != nil {
var err error
bs, err = json.Marshal(bodyParams)
if err != nil {
return fmt.Errorf("encode bodyParams: %w", err)
}
}
endpoint, err := c.BaseURL.Parse(path.Join(c.BaseURL.Path, uri))
if err != nil {
return fmt.Errorf("failed to parse endpoint: %w", err)
}
if c.Debug {
log.Printf("[DEBUG] dns api request: %s %s %s \n", method, uri, bs)
}
req, err := http.NewRequestWithContext(ctx, method, endpoint.String(), strings.NewReader(string(bs)))
if err != nil {
return fmt.Errorf("new request: %w", err)
}
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", fmt.Sprintf("APIKey %s", apiKey))
if c.UserAgent != "" {
req.Header.Set("User-Agent", c.UserAgent)
}
resp, err := c.HTTPClient.Do(req)
if err != nil {
return fmt.Errorf("send request: %w", err)
}
defer func() { _ = resp.Body.Close() }()
if resp.StatusCode >= http.StatusMultipleChoices {
all, _ := io.ReadAll(resp.Body)
e := dnssdk.APIError{
StatusCode: resp.StatusCode,
}
err := json.Unmarshal(all, &e)
if err != nil {
e.Message = string(all)
}
return e
}
if dest == nil {
return nil
}
// nolint: wrapcheck
return json.NewDecoder(resp.Body).Decode(dest)
}
func (c *gcoreProvider) dnssdkRRSets(domain string) (gcoreRRSets, error) {
// Turns out G-Core has a hidden parameter "all=true"
// https://github.com/octodns/octodns-gcore/blob/main/octodns_gcore/__init__.py#L105
// But this isn't exposed with their API, need to manually call it
var result gcoreRRSets
url := fmt.Sprintf("/v2/zones/%s/rrsets?all=true", domain)
err := dnssdkDo(c.ctx, c.provider, c.apiKey, http.MethodGet, url, nil, &result)
if err != nil {
return gcoreRRSets{}, err
}
return result, nil
}