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.
84 lines
2.8 KiB
Go
84 lines
2.8 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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"context"
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"fmt"
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"io"
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"net/http"
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"os"
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"strconv"
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"github.com/sirupsen/logrus"
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"git.blender.org/flamenco/pkg/shaman/filestore"
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)
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// serveFile only serves stored files (not 'uploading' or 'checking')
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func (fs *FileServer) serveFile(ctx context.Context, w http.ResponseWriter, checksum string, filesize int64) {
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path, status := fs.fileStore.ResolveFile(checksum, filesize, filestore.ResolveStoredOnly)
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if status != filestore.StatusStored {
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http.Error(w, "File Not Found", http.StatusNotFound)
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return
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}
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logger := packageLogger.WithField("path", path)
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stat, err := os.Stat(path)
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if err != nil {
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logger.WithError(err).Error("unable to stat file")
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http.Error(w, "File Not Found", http.StatusNotFound)
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return
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}
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if stat.Size() != filesize {
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logger.WithFields(logrus.Fields{
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"realSize": stat.Size(),
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"expectedSize": filesize,
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}).Error("file size in storage is corrupt")
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http.Error(w, "File Size Incorrect", http.StatusInternalServerError)
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return
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}
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infile, err := os.Open(path)
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if err != nil {
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logger.WithError(err).Error("unable to read file")
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http.Error(w, "File Not Found", http.StatusNotFound)
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return
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}
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filesizeStr := strconv.FormatInt(filesize, 10)
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w.Header().Set("Content-Type", "application/binary")
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w.Header().Set("Content-Length", filesizeStr)
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w.Header().Set("ETag", fmt.Sprintf("'%s-%s'", checksum, filesizeStr))
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w.Header().Set("X-Shaman-Checksum", checksum)
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written, err := io.Copy(w, infile)
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if err != nil {
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logger.WithError(err).Error("unable to copy file to writer")
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// Anything could have been sent by now, so just close the connection.
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return
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}
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logger.WithField("written", written).Debug("file send to writer")
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}
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