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47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
// Copyright 2015 Google Inc. All rights reserved.
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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 marbl
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import (
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"io"
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"net/http"
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"github.com/google/martian"
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)
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// Modifier implements the Martian modifier interface so that marbl logs
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// can be captured at any point in a Martian modifier tree.
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type Modifier struct {
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s *Stream
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}
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// NewModifier returns a marbl.Modifier initialized with a marbl.Stream.
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func NewModifier(w io.Writer) *Modifier {
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return &Modifier{
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s: NewStream(w),
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}
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}
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// ModifyRequest writes an HTTP request to the log stream.
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func (m *Modifier) ModifyRequest(req *http.Request) error {
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ctx := martian.NewContext(req)
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return m.s.LogRequest(ctx.ID(), req)
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}
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// ModifyResponse writes an HTTP response to the log stream.
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func (m *Modifier) ModifyResponse(res *http.Response) error {
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ctx := martian.NewContext(res.Request)
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return m.s.LogResponse(ctx.ID(), res)
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}
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