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rest: Implement IgnoreStatus option to not parse the error return

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This commit is contained in:
Nick Craig-Wood 2017-03-12 11:44:43 +00:00
parent f046c00d3b
commit 194a8f56e1
1 changed files with 13 additions and 5 deletions
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18
rest/rest.go
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@ -34,13 +34,18 @@ func NewClient(c *http.Client) *Client {
return api
}
// ReadBody reads resp.Body into result, closing the body
func ReadBody(resp *http.Response) (result []byte, err error) {
defer fs.CheckClose(resp.Body, &err)
return ioutil.ReadAll(resp.Body)
}
// defaultErrorHandler doesn't attempt to parse the http body, just
// returns it in the error message
func defaultErrorHandler(resp *http.Response) (err error) {
defer fs.CheckClose(resp.Body, &err)
body, err := ioutil.ReadAll(resp.Body)
body, err := ReadBody(resp)
if err != nil {
return err
return errors.Wrap(err, "error reading error out of body")
}
return errors.Errorf("HTTP error %v (%v) returned body: %q", resp.StatusCode, resp.Status, body)
}
@ -84,6 +89,7 @@ type Opts struct {
UserName string // username for Basic Auth
Password string // password for Basic Auth
Options []fs.OpenOption
IgnoreStatus bool // if set then we don't check error status or parse error body
}
// DecodeJSON decodes resp.Body into result
@ -179,8 +185,10 @@ func (api *Client) Call(opts *Opts) (resp *http.Response, err error) {
if err != nil {
return nil, err
}
if resp.StatusCode < 200 || resp.StatusCode > 299 {
return resp, api.errorHandler(resp)
if !opts.IgnoreStatus {
if resp.StatusCode < 200 || resp.StatusCode > 299 {
return resp, api.errorHandler(resp)
}
}
if opts.NoResponse {
return resp, resp.Body.Close()