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73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
// Copyright (c) 2015-2022 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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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 Affero 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.
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//
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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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package http
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import (
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"bytes"
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"io"
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)
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// RequestRecorder - records the
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// of a given io.Reader
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type RequestRecorder struct {
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// Data source to record
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io.Reader
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// Response body should be logged
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LogBody bool
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// internal recording buffer
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buf bytes.Buffer
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// total bytes read including header size
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bytesRead int
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}
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// Close is a no operation closer
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func (r *RequestRecorder) Close() error {
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// no-op
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return nil
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}
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// Read reads from the internal reader and counts/save the body in the memory
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func (r *RequestRecorder) Read(p []byte) (n int, err error) {
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n, err = r.Reader.Read(p)
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r.bytesRead += n
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if r.LogBody {
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r.buf.Write(p[:n])
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}
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if err != nil {
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return n, err
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}
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return n, err
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}
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// Size returns the body size if the currently read object
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func (r *RequestRecorder) Size() int {
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return r.bytesRead
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}
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// Data returns the bytes that were recorded.
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func (r *RequestRecorder) Data() []byte {
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// If body logging is enabled then we return the actual body
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if r.LogBody {
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return r.buf.Bytes()
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}
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// ... otherwise we return <BLOB> placeholder
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return blobBody
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}
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