62 lines
2 KiB
Go
62 lines
2 KiB
Go
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// Copyright 2018 The goftp Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package server
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import "io"
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// DriverFactory is a driver factory to create driver. For each client that connects to the server, a new FTPDriver is required.
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// Create an implementation if this interface and provide it to FTPServer.
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type DriverFactory interface {
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NewDriver() (Driver, error)
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}
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// Driver is an interface that you will create an implementation that speaks to your
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// chosen persistence layer. graval will create a new instance of your
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// driver for each client that connects and delegate to it as required.
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type Driver interface {
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// Init init
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Init(*Conn)
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// params - a file path
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// returns - a time indicating when the requested path was last modified
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// - an error if the file doesn't exist or the user lacks
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// permissions
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Stat(string) (FileInfo, error)
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// params - path
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// returns - true if the current user is permitted to change to the
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// requested path
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ChangeDir(string) error
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// params - path, function on file or subdir found
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// returns - error
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// path
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ListDir(string, func(FileInfo) error) error
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// params - path
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// returns - nil if the directory was deleted or any error encountered
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DeleteDir(string) error
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// params - path
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// returns - nil if the file was deleted or any error encountered
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DeleteFile(string) error
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// params - from_path, to_path
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// returns - nil if the file was renamed or any error encountered
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Rename(string, string) error
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// params - path
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// returns - nil if the new directory was created or any error encountered
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MakeDir(string) error
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// params - path
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// returns - a string containing the file data to send to the client
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GetFile(string, int64) (int64, io.ReadCloser, error)
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// params - destination path, an io.Reader containing the file data
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// returns - the number of bytes writen and the first error encountered while writing, if any.
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PutFile(string, io.Reader, bool) (int64, error)
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}
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