68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
// 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 api
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import (
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"net/http"
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"strings"
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"github.com/julienschmidt/httprouter"
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"github.com/coreos/clair/api/context"
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"github.com/coreos/clair/api/v1"
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)
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// router is an HTTP router that forwards requests to the appropriate sub-router
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// depending on the API version specified in the request URI.
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type router map[string]*httprouter.Router
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// Let's hope we never have more than 99 API versions.
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const apiVersionLength = len("v99")
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func newAPIHandler(ctx *context.RouteContext) http.Handler {
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router := make(router)
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router["/v1"] = v1.NewRouter(ctx)
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return router
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}
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func (rtr router) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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urlStr := r.URL.String()
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var version string
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if len(urlStr) >= apiVersionLength {
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version = urlStr[:apiVersionLength]
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}
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if router, _ := rtr[version]; router != nil {
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// Remove the version number from the request path to let the router do its
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// job but do not update the RequestURI
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r.URL.Path = strings.Replace(r.URL.Path, version, "", 1)
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router.ServeHTTP(w, r)
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return
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}
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log.Infof("%s %d %s %s", http.StatusNotFound, r.Method, r.RequestURI, r.RemoteAddr)
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http.NotFound(w, r)
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}
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func newHealthHandler(ctx *context.RouteContext) http.Handler {
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router := httprouter.New()
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router.GET("/health", context.HTTPHandler(getHealth, ctx))
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return router
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}
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func getHealth(w http.ResponseWriter, r *http.Request, p httprouter.Params, ctx *context.RouteContext) int {
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return 0
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}
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