file

Documentation

Overview

Package file implements a file-backed cache

Index

• func NewFileCache(dir string) (cache.Cache, error)
• func NewTempFileCache() (cache.Cache, error)
• type Cache
  • func (f *Cache) Download(_ context.Context, object cache.Object) (io.ReadCloser, error)
  • func (f *Cache) Get(_ context.Context, id string) (cache.Object, error)
  • func (f *Cache) Store(_ context.Context, id string, content io.Reader) (cache.Object, error)

Functions

func NewFileCache

func NewFileCache(dir string) (cache.Cache, error)

NewFileCache creates an cached backed by a directory

func NewTempFileCache

func NewTempFileCache() (cache.Cache, error)

NewTempFileCache creates a file cache using a temporary file

Types

type Cache

type Cache struct {
	// contains filtered or unexported fields
}

Cache a Cache backed by a file system

func (*Cache) Download

func (f *Cache) Download(_ context.Context, object cache.Object) (io.ReadCloser, error)

Download returns the content of the object given its url

func (*Cache) Get

func (f *Cache) Get(_ context.Context, id string) (cache.Object, error)

Get retrieves an objects if exists in the cache or an error otherwise

func (*Cache) Store

func (f *Cache) Store(_ context.Context, id string, content io.Reader) (cache.Object, error)

Store stores the object and returns the metadata Fails if the object already exists