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/* Vuls - Vulnerability Scanner
Copyright (C) 2016 Future Architect, Inc. Japan.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package server
import (
"bytes"
"encoding/json"
"fmt"
"io"
"mime"
"net/http"
"time"
c "github.com/future-architect/vuls/config"
"github.com/future-architect/vuls/models"
"github.com/future-architect/vuls/report"
"github.com/future-architect/vuls/scan"
"github.com/future-architect/vuls/util"
)
// VulsHandler is used for vuls server mode
type VulsHandler struct {
DBclient report.DBClient
}
func (h VulsHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
var err error
result := models.ScanResult{ScannedCves: models.VulnInfos{}}
contentType := r.Header.Get("Content-Type")
mediatype, _, err := mime.ParseMediaType(contentType)
if err != nil {
util.Log.Error(err)
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
if mediatype == "application/json" {
if err = json.NewDecoder(r.Body).Decode(&result); err != nil {
util.Log.Error(err)
http.Error(w, "Invalid JSON", http.StatusBadRequest)
return
}
} else if mediatype == "text/plain" {
buf := new(bytes.Buffer)
io.Copy(buf, r.Body)
if result, err = scan.ViaHTTP(r.Header, buf.String()); err != nil {
util.Log.Error(err)
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
} else {
util.Log.Error(mediatype)
http.Error(w, fmt.Sprintf("Invalid Content-Type: %s", contentType), http.StatusUnsupportedMediaType)
return
}
if err := report.FillCveInfo(h.DBclient, &result, []string{}); err != nil {
util.Log.Error(err)
http.Error(w, err.Error(), http.StatusServiceUnavailable)
return
}
// report
reports := []report.ResultWriter{
report.HTTPResponseWriter{Writer: w},
}
if c.Conf.ToLocalFile {
scannedAt := result.ScannedAt
if scannedAt.IsZero() {
scannedAt = time.Now().Truncate(1 * time.Hour)
}
dir, err := scan.EnsureResultDir(scannedAt)
if err != nil {
util.Log.Errorf("Failed to ensure the result directory: %s", err)
http.Error(w, err.Error(), http.StatusServiceUnavailable)
return
}
reports = append(reports, report.LocalFileWriter{
CurrentDir: dir,
})
}
for _, w := range reports {
if err := w.Write(result); err != nil {
util.Log.Errorf("Failed to report: %s", err)
return
}
}
}
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