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76 lines
1.9 KiB
76 lines
1.9 KiB
// Copyright 2015 clair 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 logic implements all the available API methods.
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// Every methods are documented in docs/API.md.
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// Package wrappers contains httprouter.Handle wrappers that are used in the API.
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package wrappers
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import (
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"net/http"
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"time"
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"github.com/coreos/pkg/capnslog"
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"github.com/julienschmidt/httprouter"
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)
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var log = capnslog.NewPackageLogger("github.com/coreos/clair", "api")
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type logWriter struct {
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http.ResponseWriter
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status int
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size int
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}
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func (lw *logWriter) Header() http.Header {
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return lw.ResponseWriter.Header()
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}
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func (lw *logWriter) Write(b []byte) (int, error) {
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if !lw.Written() {
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lw.WriteHeader(http.StatusOK)
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}
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size, err := lw.ResponseWriter.Write(b)
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lw.size += size
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return size, err
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}
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func (lw *logWriter) WriteHeader(s int) {
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lw.status = s
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lw.ResponseWriter.WriteHeader(s)
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}
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func (lw *logWriter) Size() int {
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return lw.size
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}
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func (lw *logWriter) Written() bool {
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return lw.status != 0
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}
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func (lw *logWriter) Status() int {
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return lw.status
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}
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// Log wraps a http.HandlerFunc and logs the API call
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func Log(fn httprouter.Handle) httprouter.Handle {
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return func(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
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lw := &logWriter{ResponseWriter: w}
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start := time.Now()
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fn(lw, r, p)
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log.Infof("%d %s %s (%s)", lw.Status(), r.Method, r.RequestURI, time.Since(start))
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}
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}
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