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63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
// RAINBOND, Application Management Platform
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// Copyright (C) 2014-2017 Goodrain Co., Ltd.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package registry
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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)
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type HttpStatusError struct {
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Response *http.Response
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Body []byte // Copied from `Response.Body` to avoid problems with unclosed bodies later. Nobody calls `err.Response.Body.Close()`, ever.
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}
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func (err *HttpStatusError) Error() string {
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return fmt.Sprintf("http: non-successful response (status=%v body=%q)", err.Response.StatusCode, err.Body)
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}
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var _ error = &HttpStatusError{}
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type ErrorTransport struct {
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Transport http.RoundTripper
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}
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func (t *ErrorTransport) RoundTrip(request *http.Request) (*http.Response, error) {
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resp, err := t.Transport.RoundTrip(request)
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if err != nil {
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return resp, err
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}
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if resp.StatusCode >= 400 {
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return nil, fmt.Errorf("http: failed to read response body (status=%v, err=%q)", resp.StatusCode, err)
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}
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return nil, &HttpStatusError{
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Response: resp,
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Body: body,
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}
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}
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return resp, err
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}
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