clair/api/handlers.go
2016-02-24 16:34:54 -05:00

103 lines
3.3 KiB
Go

// Copyright 2015 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package api
import (
"net/http"
"strconv"
"github.com/julienschmidt/httprouter"
"github.com/coreos/clair/database"
httputils "github.com/coreos/clair/utils/http"
"github.com/coreos/clair/worker"
)
// Version is an integer representing the API version.
const Version = 1
// POSTLayersParameters represents the expected parameters for POSTLayers.
type POSTLayersParameters struct {
Name, Path, ParentName string
}
// GETVersions returns API and Engine versions.
func GETVersions(w http.ResponseWriter, r *http.Request, _ httprouter.Params, _ *Env) {
httputils.WriteHTTP(w, http.StatusOK, struct {
APIVersion string
EngineVersion string
}{
APIVersion: strconv.Itoa(Version),
EngineVersion: strconv.Itoa(worker.Version),
})
}
// GETHealth sums up the health of all the registered services.
func GETHealth(w http.ResponseWriter, r *http.Request, _ httprouter.Params, e *Env) {
// globalHealth, statuses := health.Healthcheck(e.Datastore)
//
// httpStatus := http.StatusOK
// if !globalHealth {
// httpStatus = http.StatusServiceUnavailable
// }
//
// httputils.WriteHTTP(w, httpStatus, statuses)
return
}
// POSTLayers analyzes a layer and returns the engine version that has been used
// for the analysis.
func POSTLayers(w http.ResponseWriter, r *http.Request, _ httprouter.Params, e *Env) {
var parameters POSTLayersParameters
if s, err := httputils.ParseHTTPBody(r, &parameters); err != nil {
httputils.WriteHTTPError(w, s, err)
return
}
// Process data.
if err := worker.Process(e.Datastore, parameters.Name, parameters.ParentName, parameters.Path); err != nil {
httputils.WriteHTTPError(w, 0, err)
return
}
// Get engine version and return.
httputils.WriteHTTP(w, http.StatusCreated, struct{ Version string }{Version: strconv.Itoa(worker.Version)})
}
// DELETELayers deletes the specified layer and any child layers that are
// dependent on the specified layer.
func DELETELayers(w http.ResponseWriter, r *http.Request, p httprouter.Params, e *Env) {
if err := e.Datastore.DeleteLayer(p.ByName("name")); err != nil {
httputils.WriteHTTPError(w, 0, err)
return
}
httputils.WriteHTTP(w, http.StatusNoContent, nil)
}
// GETLayers returns informations about an existing layer, optionally with its features
// and vulnerabilities.
func GETLayers(w http.ResponseWriter, r *http.Request, p httprouter.Params, e *Env) {
_, withFeatures := r.URL.Query()["withFeatures"]
_, withVulnerabilities := r.URL.Query()["withVulnerabilities"]
layer, err := e.Datastore.FindLayer(p.ByName("name"), withFeatures, withVulnerabilities)
if err != nil {
httputils.WriteHTTPError(w, 0, err)
return
}
httputils.WriteHTTP(w, http.StatusOK, struct{ Layer database.Layer }{Layer: layer})
}