forked from TrueCloudLab/lego
216 lines
5.1 KiB
Go
216 lines
5.1 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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"fmt"
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"io/ioutil"
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"net/http"
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"net/url"
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"strings"
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"time"
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"github.com/go-acme/lego/v4/challenge/dns01"
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)
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const baseURL = "https://api.wedos.com/wapi/json"
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const codeOk = 1000
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const (
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commandPing = "ping"
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commandDNSDomainCommit = "dns-domain-commit"
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commandDNSRowsList = "dns-rows-list"
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commandDNSRowDelete = "dns-row-delete"
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commandDNSRowAdd = "dns-row-add"
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commandDNSRowUpdate = "dns-row-update"
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)
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type ResponsePayload struct {
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Code int `json:"code,omitempty"`
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Result string `json:"result,omitempty"`
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Timestamp int `json:"timestamp,omitempty"`
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SvTRID string `json:"svTRID,omitempty"`
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Command string `json:"command,omitempty"`
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Data json.RawMessage `json:"data"`
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DNSRowsList []DNSRow
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}
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type DNSRow struct {
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ID string `json:"ID,omitempty"`
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Domain string `json:"domain,omitempty"`
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Name string `json:"name,omitempty"`
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TTL json.Number `json:"ttl,omitempty" type:"integer"`
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Type string `json:"rdtype,omitempty"`
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Data string `json:"rdata"`
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}
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type APIRequest struct {
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User string `json:"user,omitempty"`
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Auth string `json:"auth,omitempty"`
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Command string `json:"command,omitempty"`
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Data interface{} `json:"data,omitempty"`
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}
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type Client struct {
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username string
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password string
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baseURL string
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HTTPClient *http.Client
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}
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func NewClient(username string, password string) *Client {
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return &Client{
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username: username,
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password: password,
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baseURL: baseURL,
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HTTPClient: &http.Client{Timeout: 10 * time.Second},
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}
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}
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// GetRecords lists all the records in the zone.
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// https://kb.wedos.com/en/wapi-api-interface/wapi-command-dns-rows-list/
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func (c *Client) GetRecords(ctx context.Context, zone string) ([]DNSRow, error) {
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payload := map[string]interface{}{
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"domain": dns01.UnFqdn(zone),
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}
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resp, err := c.do(ctx, commandDNSRowsList, payload)
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if err != nil {
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return nil, err
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}
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arrayWrapper := struct {
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Rows []DNSRow `json:"row"`
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}{}
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err = json.Unmarshal(resp.Data, &arrayWrapper)
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if err != nil {
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return nil, err
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}
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return arrayWrapper.Rows, err
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}
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// AddRecord adds a record in the zone, either by updating existing records or creating new ones.
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// https://kb.wedos.com/en/wapi-api-interface/wapi-command-dns-add-row/
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// https://kb.wedos.com/en/wapi-api-interface/wapi-command-dns-row-update/
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func (c *Client) AddRecord(ctx context.Context, zone string, record DNSRow) error {
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payload := DNSRow{
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Domain: dns01.UnFqdn(zone),
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TTL: record.TTL,
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Type: record.Type,
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Data: record.Data,
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}
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cmd := commandDNSRowAdd
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if record.ID == "" {
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payload.Name = record.Name
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} else {
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cmd = commandDNSRowUpdate
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payload.ID = record.ID
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}
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_, err := c.do(ctx, cmd, payload)
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if err != nil {
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return err
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}
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return nil
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}
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// DeleteRecord deletes a record from the zone.
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// If a record does not have an ID, it will be looked up.
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// https://kb.wedos.com/en/wapi-api-interface/wapi-command-dns-row-delete/
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func (c *Client) DeleteRecord(ctx context.Context, zone string, recordID string) error {
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payload := DNSRow{
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Domain: dns01.UnFqdn(zone),
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ID: recordID,
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}
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_, err := c.do(ctx, commandDNSRowDelete, payload)
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if err != nil {
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return err
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}
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return nil
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}
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// Commit not really required, all changes will be auto-committed after 5 minutes.
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// https://kb.wedos.com/en/wapi-api-interface/wapi-command-dns-domain-commit/
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func (c *Client) Commit(ctx context.Context, zone string) error {
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payload := map[string]interface{}{
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"name": dns01.UnFqdn(zone),
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}
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_, err := c.do(ctx, commandDNSDomainCommit, payload)
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if err != nil {
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return err
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}
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return nil
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}
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func (c *Client) Ping(ctx context.Context) error {
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_, err := c.do(ctx, commandPing, nil)
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if err != nil {
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return err
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}
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return nil
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}
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func (c *Client) do(ctx context.Context, command string, payload interface{}) (*ResponsePayload, error) {
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requestObject := map[string]interface{}{
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"request": APIRequest{
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User: c.username,
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Auth: authToken(c.username, c.password),
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Command: command,
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Data: payload,
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},
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}
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jsonBytes, err := json.Marshal(requestObject)
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if err != nil {
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return nil, err
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}
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form := url.Values{}
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form.Add("request", string(jsonBytes))
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req, err := http.NewRequestWithContext(ctx, http.MethodPost, c.baseURL, strings.NewReader(form.Encode()))
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if err != nil {
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return nil, err
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}
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req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
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resp, err := c.HTTPClient.Do(req)
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if err != nil {
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return nil, err
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}
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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if resp.StatusCode/100 != 2 {
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return nil, fmt.Errorf("API error, status code: %d", resp.StatusCode)
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}
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responseWrapper := struct {
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Response ResponsePayload `json:"response"`
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}{}
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err = json.Unmarshal(body, &responseWrapper)
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if err != nil {
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return nil, err
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}
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if responseWrapper.Response.Code != codeOk {
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return nil, fmt.Errorf("wedos responded with error code %d = %s", responseWrapper.Response.Code, responseWrapper.Response.Result)
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}
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return &responseWrapper.Response, err
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}
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