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pre-upload action: add file open flags

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Reading the flags the hook receiver can detect if the client wants to
truncate the target file
This commit is contained in:
Nicola Murino
2021-05-31 22:33:23 +02:00
parent c63b923ec3
commit c1239fbf59
10 changed files with 33 additions and 26 deletions
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4
sftpd/scp.go
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@@ -219,7 +219,7 @@ func (c *scpCommand) handleUploadFile(fs vfs.Fs, resolvedPath, filePath string,
c.sendErrorMessage(fs, err)
return err
}
err := common.ExecutePreAction(&c.connection.User, common.OperationPreUpload, resolvedPath, requestPath, c.connection.GetProtocol(), fileSize)
err := common.ExecutePreAction(&c.connection.User, common.OperationPreUpload, resolvedPath, requestPath, c.connection.GetProtocol(), fileSize, os.O_TRUNC)
if err != nil {
c.connection.Log(logger.LevelDebug, "upload for file %#v denied by pre action: %v", requestPath, err)
err = c.connection.GetPermissionDeniedError()
@@ -514,7 +514,7 @@ func (c *scpCommand) handleDownload(filePath string) error {
return common.ErrPermissionDenied
}
if err := common.ExecutePreAction(&c.connection.User, common.OperationPreDownload, p, filePath, c.connection.GetProtocol(), 0); err != nil {
if err := common.ExecutePreAction(&c.connection.User, common.OperationPreDownload, p, filePath, c.connection.GetProtocol(), 0, 0); err != nil {
c.connection.Log(logger.LevelDebug, "download for file %#v denied by pre action: %v", filePath, err)
c.sendErrorMessage(fs, common.ErrPermissionDenied)
return common.ErrPermissionDenied