4e8e71e4e2
This is not yet working, it's just a direct copy of the Manager of Flamenco 2, with Logrus replaced by Zerolog. The API has been documented in flamenco-manager.yaml as a starting point for the integration.
98 lines
3.3 KiB
Go
98 lines
3.3 KiB
Go
/* (c) 2019, Blender Foundation - Sybren A. Stüvel
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package fileserver
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import (
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"errors"
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"fmt"
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"net/http"
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"strconv"
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"git.blender.org/flamenco/pkg/shaman/jwtauth"
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"github.com/gorilla/mux"
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"github.com/sirupsen/logrus"
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)
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// AddRoutes adds this package's routes to the Router.
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func (fs *FileServer) AddRoutes(router *mux.Router, auther jwtauth.Authenticator) {
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router.Handle("/files/{checksum}/{filesize}", auther.Wrap(fs)).Methods("GET", "POST", "OPTIONS")
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}
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func (fs *FileServer) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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logger := packageLogger.WithFields(jwtauth.RequestLogFields(r))
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checksum, filesize, err := parseRequestVars(w, r)
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if err != nil {
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logger.WithError(err).Warning("invalid request")
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return
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}
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logger = logger.WithFields(logrus.Fields{
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"checksum": checksum,
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"filesize": filesize,
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})
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switch r.Method {
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case http.MethodOptions:
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logger.Info("checking file")
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fs.checkFile(r.Context(), w, checksum, filesize)
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case http.MethodGet:
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// TODO: make optional or just delete:
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logger.Info("serving file")
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fs.serveFile(r.Context(), w, checksum, filesize)
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case http.MethodPost:
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fs.receiveFile(r.Context(), w, r, checksum, filesize)
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default:
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// This should never be reached due to the router options, but just in case.
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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}
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}
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func parseRequestVars(w http.ResponseWriter, r *http.Request) (string, int64, error) {
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vars := mux.Vars(r)
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checksum, ok := vars["checksum"]
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if !ok {
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http.Error(w, "missing checksum", http.StatusBadRequest)
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return "", 0, errors.New("missing checksum")
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}
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// Arbitrary minimum length, but we can fairly safely assume that all
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// hashing methods used produce a hash of at least 32 characters.
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if len(checksum) < 32 {
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http.Error(w, "checksum suspiciously short", http.StatusBadRequest)
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return "", 0, errors.New("checksum suspiciously short")
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}
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filesizeStr, ok := vars["filesize"]
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if !ok {
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http.Error(w, "missing filesize", http.StatusBadRequest)
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return "", 0, errors.New("missing filesize")
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}
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filesize, err := strconv.ParseInt(filesizeStr, 10, 64)
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if err != nil {
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http.Error(w, "invalid filesize", http.StatusBadRequest)
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return "", 0, fmt.Errorf("invalid filesize: %v", err)
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}
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return checksum, filesize, nil
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}
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