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request.go
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request.go
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package client
import (
"encoding/json"
"io"
"io/ioutil"
"net/http"
"strings"
"github.com/ipfs/ipfs-cluster/api"
)
func (c *Client) do(method, path string, body io.Reader, obj interface{}) error {
resp, err := c.doRequest(method, path, body)
if err != nil {
return &api.Error{Code: 0, Message: err.Error()}
}
return c.handleResponse(resp, obj)
}
func (c *Client) doRequest(method, path string, body io.Reader) (*http.Response, error) {
urlpath := c.net + "://" + c.hostname + "/" + strings.TrimPrefix(path, "/")
logger.Debugf("%s: %s", method, urlpath)
r, err := http.NewRequest(method, urlpath, body)
if err != nil {
return nil, err
}
if c.config.DisableKeepAlives {
r.Close = true
}
if c.config.Username != "" {
r.SetBasicAuth(c.config.Username, c.config.Password)
}
return c.client.Do(r)
}
func (c *Client) handleResponse(resp *http.Response, obj interface{}) error {
body, err := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if err != nil {
return &api.Error{Code: resp.StatusCode, Message: err.Error()}
}
logger.Debugf("Response body: %s", body)
switch {
case resp.StatusCode == http.StatusAccepted:
logger.Debug("Request accepted")
case resp.StatusCode == http.StatusNoContent:
logger.Debug("Request suceeded. Response has no content")
default:
if resp.StatusCode > 399 {
var apiErr api.Error
err = json.Unmarshal(body, &apiErr)
if err != nil {
return &api.Error{
Code: resp.StatusCode,
Message: err.Error(),
}
}
return &apiErr
}
err = json.Unmarshal(body, obj)
if err != nil {
return &api.Error{
Code: resp.StatusCode,
Message: err.Error(),
}
}
}
return nil
}