b183bd7f00
The alias backend is a wrapper for an existing remote. It allows you to name a "remote:path" as an "alias:".
45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
package alias
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import (
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"errors"
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"path"
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"path/filepath"
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"strings"
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"github.com/ncw/rclone/fs"
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"github.com/ncw/rclone/fs/config"
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)
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// Register with Fs
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func init() {
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fsi := &fs.RegInfo{
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Name: "alias",
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Description: "Alias for a existing remote",
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NewFs: NewFs,
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Options: []fs.Option{{
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Name: "remote",
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Help: "Remote or path to alias.\nCan be \"myremote:path/to/dir\", \"myremote:bucket\", \"myremote:\" or \"/local/path\".",
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}},
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}
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fs.Register(fsi)
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}
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// NewFs contstructs an Fs from the path.
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//
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// The returned Fs is the actual Fs, referenced by remote in the config
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func NewFs(name, root string) (fs.Fs, error) {
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remote := config.FileGet(name, "remote")
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if remote == "" {
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return nil, errors.New("alias can't point to an empty remote - check the value of the remote setting")
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}
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if strings.HasPrefix(remote, name+":") {
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return nil, errors.New("can't point alias remote at itself - check the value of the remote setting")
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}
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fsInfo, configName, fsPath, err := fs.ParseRemote(remote)
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if err != nil {
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return nil, err
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}
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root = filepath.ToSlash(root)
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return fsInfo.NewFs(configName, path.Join(fsPath, root))
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}
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