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https://github.com/c9s/bbgo.git
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bitget: minimize api client code
This commit is contained in:
parent
f942f7afd8
commit
e23f4b5114
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@ -1,16 +1,15 @@
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//go:build exchangetest
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// +build exchangetest
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package cmd
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import (
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"context"
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"fmt"
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"syscall"
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"time"
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log "github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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"github.com/c9s/bbgo/pkg/bbgo"
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"github.com/c9s/bbgo/pkg/cmd/cmdutil"
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"github.com/c9s/bbgo/pkg/exchange"
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"github.com/c9s/bbgo/pkg/types"
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)
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@ -18,90 +17,47 @@ import (
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var exchangeTestCmd = &cobra.Command{
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Use: "exchange-test",
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Short: "test the exchange",
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PreRunE: cobraInitRequired([]string{
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"session",
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"symbol",
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"interval",
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}),
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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environ := bbgo.NewEnvironment()
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if err := environ.ConfigureExchangeSessions(userConfig); err != nil {
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return err
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}
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sessionName, err := cmd.Flags().GetString("session")
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exchangeNameStr, err := cmd.Flags().GetString("exchange")
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if err != nil {
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return err
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}
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session, ok := environ.Session(sessionName)
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if !ok {
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return fmt.Errorf("session %s not found", sessionName)
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}
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symbol, err := cmd.Flags().GetString("symbol")
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if err != nil {
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return fmt.Errorf("can not get the symbol from flags: %w", err)
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}
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if symbol == "" {
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return fmt.Errorf("--symbol option is required")
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}
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interval, err := cmd.Flags().GetString("interval")
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exchangeName, err := types.ValidExchangeName(exchangeNameStr)
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if err != nil {
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return err
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}
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now := time.Now()
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kLines, err := session.Exchange.QueryKLines(ctx, symbol, types.Interval(interval), types.KLineQueryOptions{
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Limit: 50,
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EndTime: &now,
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})
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exMinimal, err := exchange.NewWithEnvVarPrefix(exchangeName, "")
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if err != nil {
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return err
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}
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log.Infof("kLines from RESTful API")
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for _, k := range kLines {
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log.Info(k.String())
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log.Infof("types.ExchangeMinimal: ✅")
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if service, ok := exMinimal.(types.ExchangeAccountService); ok {
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log.Infof("types.ExchangeAccountService: ✅ (%T)", service)
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}
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s := session.Exchange.NewStream()
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s.SetPublicOnly()
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s.Subscribe(types.KLineChannel, symbol, types.SubscribeOptions{Interval: types.Interval(interval)})
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s.OnKLineClosed(func(kline types.KLine) {
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log.Infof("kline closed: %s", kline.String())
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})
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s.OnKLine(func(kline types.KLine) {
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log.Infof("kline: %s", kline.String())
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})
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log.Infof("connecting...")
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if err := s.Connect(ctx); err != nil {
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return err
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if service, ok := exMinimal.(types.ExchangeMarketDataService); ok {
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log.Infof("types.ExchangeMarketDataService: ✅ (%T)", service)
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}
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log.Infof("connected")
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defer func() {
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log.Infof("closing connection...")
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if err := s.Close(); err != nil {
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log.WithError(err).Errorf("connection close error")
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}
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}()
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if ex, ok := exMinimal.(types.Exchange); ok {
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log.Infof("types.Exchange: ✅ (%T)", ex)
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}
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cmdutil.WaitForSignal(ctx, syscall.SIGINT, syscall.SIGTERM)
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_ = ctx
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// cmdutil.WaitForSignal(ctx, syscall.SIGINT, syscall.SIGTERM)
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return nil
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},
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}
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func init() {
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// since the public data does not require trading authentication, we use --exchange option here.
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exchangeTestCmd.Flags().String("session", "", "session name")
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exchangeTestCmd.Flags().String("symbol", "", "the trading pair. e.g, BTCUSDT, LTCUSDT...")
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exchangeTestCmd.Flags().String("interval", "1m", "interval of the kline (candle), .e.g, 1m, 3m, 15m")
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exchangeTestCmd.Flags().String("exchange", "", "session name")
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exchangeTestCmd.MarkFlagRequired("exchange")
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RootCmd.AddCommand(exchangeTestCmd)
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}
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@ -12,9 +12,8 @@ import (
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"strings"
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"time"
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"github.com/c9s/requestgen"
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"github.com/pkg/errors"
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"github.com/c9s/bbgo/pkg/util"
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)
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const defaultHTTPTimeout = time.Second * 15
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@ -23,8 +22,7 @@ const PublicWebSocketURL = "wss://ws.bitget.com/spot/v1/stream"
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const PrivateWebSocketURL = "wss://ws.bitget.com/spot/v1/stream"
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type RestClient struct {
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BaseURL *url.URL
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client *http.Client
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requestgen.BaseAPIClient
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Key, Secret, Passphrase string
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}
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@ -36,56 +34,21 @@ func NewClient() *RestClient {
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}
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return &RestClient{
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BaseURL: u,
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client: &http.Client{
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Timeout: defaultHTTPTimeout,
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BaseAPIClient: requestgen.BaseAPIClient{
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BaseURL: u,
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HttpClient: &http.Client{
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Timeout: defaultHTTPTimeout,
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},
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},
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}
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}
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func (c *RestClient) Auth(key, secret, passphrase string) {
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c.Key = key
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// pragma: allowlist nextline secret
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c.Secret = secret
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c.Passphrase = passphrase
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}
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// NewRequest create new API request. Relative url can be provided in refURL.
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func (c *RestClient) newRequest(ctx context.Context, method, refURL string, params url.Values, body []byte) (*http.Request, error) {
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rel, err := url.Parse(refURL)
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if err != nil {
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return nil, err
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}
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if params != nil {
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rel.RawQuery = params.Encode()
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}
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pathURL := c.BaseURL.ResolveReference(rel)
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return http.NewRequestWithContext(ctx, method, pathURL.String(), bytes.NewReader(body))
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}
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// sendRequest sends the request to the API server and handle the response
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func (c *RestClient) sendRequest(req *http.Request) (*util.Response, error) {
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resp, err := c.client.Do(req)
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if err != nil {
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return nil, err
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}
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// newResponse reads the response body and return a new Response object
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response, err := util.NewResponse(resp)
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if err != nil {
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return response, err
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}
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// Check error, if there is an error, return the ErrorResponse struct type
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if response.IsError() {
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return response, errors.New(string(response.Body))
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}
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return response, nil
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}
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// newAuthenticatedRequest creates new http request for authenticated routes.
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func (c *RestClient) NewAuthenticatedRequest(ctx context.Context, method, refURL string, params url.Values, payload interface{}) (*http.Request, error) {
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if len(c.Key) == 0 {
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@ -115,26 +78,13 @@ func (c *RestClient) NewAuthenticatedRequest(ctx context.Context, method, refURL
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t := time.Now().In(time.UTC)
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timestamp := t.Format("2006-01-02T15:04:05.999Z07:00")
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var body []byte
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if payload != nil {
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switch v := payload.(type) {
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case string:
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body = []byte(v)
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case []byte:
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body = v
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default:
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body, err = json.Marshal(v)
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if err != nil {
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return nil, err
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}
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}
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body, err := castPayload(payload)
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if err != nil {
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return nil, err
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}
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signKey := timestamp + strings.ToUpper(method) + path + string(body)
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signature := Sign(signKey, c.Secret)
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signature := sign(signKey, c.Secret)
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req, err := http.NewRequestWithContext(ctx, method, pathURL.String(), bytes.NewReader(body))
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if err != nil {
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@ -150,7 +100,7 @@ func (c *RestClient) NewAuthenticatedRequest(ctx context.Context, method, refURL
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return req, nil
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}
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func Sign(payload string, secret string) string {
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func sign(payload string, secret string) string {
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var sig = hmac.New(sha256.New, []byte(secret))
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_, err := sig.Write([]byte(payload))
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if err != nil {
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@ -158,5 +108,20 @@ func Sign(payload string, secret string) string {
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}
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return base64.StdEncoding.EncodeToString(sig.Sum(nil))
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// return hex.EncodeToString(sig.Sum(nil))
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}
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func castPayload(payload interface{}) ([]byte, error) {
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if payload == nil {
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return nil, nil
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}
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switch v := payload.(type) {
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case string:
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return []byte(v), nil
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case []byte:
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return v, nil
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}
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return json.Marshal(payload)
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}
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