117 lines
2.3 KiB
Go
117 lines
2.3 KiB
Go
package apiclient
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import (
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"bytes"
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net/http"
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"net/http/httputil"
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"net/url"
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"strings"
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log "github.com/sirupsen/logrus"
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)
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func (c *ApiClient) NewRequest(method, url string, body interface{}) (*http.Request, error) {
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if !strings.HasSuffix(c.BaseURL.Path, "/") {
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return nil, fmt.Errorf("BaseURL must have a trailing slash, but %q does not", c.BaseURL)
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}
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u, err := c.BaseURL.Parse(url)
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if err != nil {
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return nil, err
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}
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var buf io.ReadWriter
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if body != nil {
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buf = &bytes.Buffer{}
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enc := json.NewEncoder(buf)
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enc.SetEscapeHTML(false)
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err := enc.Encode(body)
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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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req, err := http.NewRequest(method, u.String(), buf)
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if err != nil {
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return nil, err
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}
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if body != nil {
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req.Header.Set("Content-Type", "application/json")
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}
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return req, nil
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}
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func (c *ApiClient) Do(ctx context.Context, req *http.Request, v interface{}) (*Response, error) {
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if ctx == nil {
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return nil, errors.New("context must be non-nil")
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}
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req = req.WithContext(ctx)
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// Check rate limit
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if c.UserAgent != "" {
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req.Header.Add("User-Agent", c.UserAgent)
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}
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resp, err := c.client.Do(req)
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if resp != nil && resp.Body != nil {
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defer resp.Body.Close()
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}
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if err != nil {
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// If we got an error, and the context has been canceled,
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// the context's error is probably more useful.
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select {
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case <-ctx.Done():
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return nil, ctx.Err()
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default:
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}
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// If the error type is *url.Error, sanitize its URL before returning.
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if e, ok := err.(*url.Error); ok {
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if url, err := url.Parse(e.URL); err == nil {
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e.URL = url.String()
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return newResponse(resp), e
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}
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return newResponse(resp), err
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}
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return newResponse(resp), err
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}
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if log.GetLevel() >= log.DebugLevel {
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for k, v := range resp.Header {
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log.Debugf("[headers] %s : %s", k, v)
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}
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dump, err := httputil.DumpResponse(resp, true)
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if err == nil {
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log.Debugf("Response: %s", string(dump))
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}
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}
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response := newResponse(resp)
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err = CheckResponse(resp)
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if err != nil {
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return response, err
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}
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if v != nil {
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w, ok := v.(io.Writer)
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if !ok {
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decErr := json.NewDecoder(resp.Body).Decode(v)
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if errors.Is(decErr, io.EOF) {
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decErr = nil // ignore EOF errors caused by empty response body
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}
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return response, decErr
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}
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io.Copy(w, resp.Body)
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}
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return response, err
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}
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