utils

Documentation

Overview

Package utils contains small utilities used by the imager.

Index

• func CopyFiles(printf func(string, ...any), instructions ...CopyInstruction) error
• func CopyReader(printf func(string, ...any), instructions ...CopyReaderInstruction) error
• func CreateRawDisk(printf func(string, ...any), path string, diskSize int64) error
• func SourceDateEpoch() (int64, bool, error)
• func TouchFiles(printf func(string, ...any), root string) error
• type CopyInstruction
  • func SourceDestination(src, dest string) CopyInstruction
• type CopyReaderInstruction
  • func ReaderDestination(reader io.Reader, dest string) CopyReaderInstruction

Functions

func CopyFiles

func CopyFiles(printf func(string, ...any), instructions ...CopyInstruction) error

CopyFiles copies files according to the given instructions.

func CopyReader

func CopyReader(printf func(string, ...any), instructions ...CopyReaderInstruction) error

CopyReader copies readers according to the given instructions.

func CreateRawDisk

func CreateRawDisk(printf func(string, ...any), path string, diskSize int64) error

CreateRawDisk creates a raw disk image of the specified size.

func SourceDateEpoch

func SourceDateEpoch() (int64, bool, error)

SourceDateEpoch returns parsed value of SOURCE_DATE_EPOCH.

func TouchFiles

func TouchFiles(printf func(string, ...any), root string) error

TouchFiles updates mtime for all the files under root if SOURCE_DATE_EPOCH is set.

Types

type CopyInstruction

type CopyInstruction = ordered.Pair[string, string]

CopyInstruction describes a file copy operation.

func SourceDestination

func SourceDestination(src, dest string) CopyInstruction

SourceDestination returns a CopyInstruction that copies src to dest.

type CopyReaderInstruction

type CopyReaderInstruction struct {
	Reader io.Reader
	Dest   string
}

CopyReaderInstruction describes a reader copy operation.

func ReaderDestination

func ReaderDestination(reader io.Reader, dest string) CopyReaderInstruction

ReaderDestination returns a CopyReaderInstruction that copies reader to dest.