spaceallocator

Documentation

Overview

spaceallocator helper used to allocate disk space.

Index

• Variables
• type Allocator
  • func New(path string, partLimit uint, remover ItemRemover) (Allocator, error)
• type ItemRemover
• type Space

Variables

var (
	ErrNoAllocation = errors.New("no allocation in progress")
	ErrNoSpace      = errors.New("not enough space")
)

Types

type Allocator

type Allocator interface {
	AllocateSpace(size uint64) (Space, error)
	FreeSpace(size uint64)
	AddOutdatedItem(id string, size uint64, timestamp time.Time) error
	RestoreOutdatedItem(id string)
	Close() error
}

Allocator space allocator interface.

func New

func New(path string, partLimit uint, remover ItemRemover) (Allocator, error)

New creates new space allocator.

type ItemRemover

type ItemRemover func(id string) error

ItemRemover requests to remove item in order to free space.

type Space

type Space interface {
	Accept() error
	Release() error
}

Space allocated space interface.