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8984979bd2
Fixes #11016 1. src/pkg/q->src/internal/q 2. src/internal->src/lib (internal is a reserved package name of golang) 3. src/api->src/controller Signed-off-by: Wenkai Yin <yinw@vmware.com>
67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
// Copyright Project Harbor Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package lib
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import (
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"bytes"
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"io"
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"net/http"
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)
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// nopCloser is just like ioutil's, but here to let us re-read the same
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// buffer inside by moving position to the start every time we done with reading
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type nopCloser struct {
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io.ReadSeeker
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}
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// Read just a wrapper around real Read which also moves position to the start if we get EOF
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// to have it ready for next read-cycle
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func (n nopCloser) Read(p []byte) (int, error) {
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num, err := n.ReadSeeker.Read(p)
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if err == io.EOF { // move to start to have it ready for next read cycle
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n.Seek(0, io.SeekStart)
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}
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return num, err
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}
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// Close is a no-op Close
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func (n nopCloser) Close() error {
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return nil
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}
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func copyBody(body io.ReadCloser) io.ReadCloser {
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// check if body was already read and converted into our nopCloser
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if nc, ok := body.(nopCloser); ok {
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nc.Seek(0, io.SeekStart)
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return body
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}
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defer body.Close()
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var buf bytes.Buffer
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io.Copy(&buf, body)
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return nopCloser{bytes.NewReader(buf.Bytes())}
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}
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// NopCloseRequest ...
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func NopCloseRequest(r *http.Request) *http.Request {
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if r != nil && r.Body != nil {
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r.Body = copyBody(r.Body)
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}
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return r
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}
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