ld
e2af482cc9
- Implement FileHandler with CRUD operations for files/directories - Add FileService with business logic and SHA-256 hashing - Create LocalStorage backend for filesystem persistence - Add database repository with pagination and name uniqueness constraints - Configure max upload size in storage settings - Include comprehensive tests for all layers
25 lines
877 B
Go
25 lines
877 B
Go
// Package storage provides an abstraction layer for file content persistence.
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package storage
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import (
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"context"
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"io"
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)
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// StorageBackend abstracts where file content is written, read, and deleted.
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// Paths passed to all methods are relative to the backend's root and must
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// not contain path traversal sequences.
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type StorageBackend interface {
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// Save writes the contents of reader to path, creating parent directories
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// as needed. It returns the number of bytes written.
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Save(ctx context.Context, path string, reader io.Reader) (int64, error)
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// Open returns a reader for the file at path. The caller must close the
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// returned ReadCloser.
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Open(ctx context.Context, path string) (io.ReadCloser, error)
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// Delete removes the file at path. It is idempotent — deleting a
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// non-existent file is not an error.
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Delete(ctx context.Context, path string) error
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}
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