92 lines
3.2 KiB
Go
92 lines
3.2 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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"time"
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"github.com/julienschmidt/httprouter"
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)
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// VersionRouter is an HTTP router that forwards requests to the appropriate
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// router depending on the API version specified in the requested URI.
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type VersionRouter map[string]*httprouter.Router
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// NewVersionRouter instantiates a VersionRouter and every sub-routers that are
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// necessary to handle supported API versions.
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func NewVersionRouter(to time.Duration, env *Env) *VersionRouter {
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return &VersionRouter{
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"/v1": NewRouterV1(to, env),
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}
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}
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// ServeHTTP forwards requests to the appropriate router depending on the API
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// version specified in the requested URI and remove the version information
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// from the request URL.Path, without modifying the request uRequestURI.
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func (vs VersionRouter) 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) >= 3 {
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version = urlStr[:3]
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}
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if router, _ := vs[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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http.NotFound(w, r)
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}
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// NewRouterV1 creates a new router for the API (Version 1)
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func NewRouterV1(to time.Duration, env *Env) *httprouter.Router {
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router := httprouter.New()
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// Create a wrapper that will wrap a Handle into a httprouter.Handle and that adds
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// logging and time-out capabilities.
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wrap := func(fn Handle, e *Env) httprouter.Handle {
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return Logger(TimeOut(to, WrapHandle(fn, e)))
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}
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// General
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router.GET("/versions", wrap(GETVersions, env))
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router.GET("/health", wrap(GETHealth, env))
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// Layers
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router.POST("/layers", wrap(POSTLayers, env))
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router.DELETE("/layers/:id", wrap(DELETELayers, env))
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router.GET("/layers/:id", wrap(GETLayers, env))
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// Vulnerabilities
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// router.POST("/vulnerabilities", wrap(logic.POSTVulnerabilities))
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// router.PUT("/vulnerabilities/:id", wrap(logic.PUTVulnerabilities))
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// router.GET("/vulnerabilities/:id", wrap(logic.GETVulnerabilities))
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// router.DELETE("/vulnerabilities/:id", wrap(logic.DELVulnerabilities))
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// router.GET("/vulnerabilities/:id/introducing-layers", wrap(logic.GETVulnerabilitiesIntroducingLayers))
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// router.POST("/vulnerabilities/:id/affected-layers", wrap(logic.POSTVulnerabilitiesAffectedLayers))
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return router
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}
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// NewHealthRouter creates a new router that only serve the Health function on /
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func NewHealthRouter(env *Env) *httprouter.Router {
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router := httprouter.New()
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router.GET("/", WrapHandle(GETHealth, env))
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return router
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}
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