Ilia Denisov
31 lines
928 B
Go
31 lines
928 B
Go
// fs implements galaxy/storage.Storage with filesystem
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package fs
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import (
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"fmt"
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"galaxy/util"
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)
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type fsStorage struct {
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path string
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}
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// NewFS returns on-filesystem implementation of the "galaxy/storage.Storage" with root located at rootPath.
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// rootPath must me a directory and has write access to the current user. If initial checks failed, return nil and non-nil error.
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func NewStorage(path string) (*fsStorage, error) {
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if ok, err := util.PathExists(path, true); err != nil {
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return nil, fmt.Errorf("new storage: check path %q exists: %w", path, err)
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} else if !ok {
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return nil, fmt.Errorf("new storage: path %q does not exists", path)
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}
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if ok, err := util.Writable(path); err != nil {
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return nil, fmt.Errorf("new storage: check path %q writable: %w", path, err)
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} else if !ok {
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return nil, fmt.Errorf("new storage: path %q is not writable", path)
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}
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s := &fsStorage{
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path: path,
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}
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return s, nil
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}
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