upgrade

package

v4.1.0+incompatible Latest Latest Go to latest Published: Mar 10, 2017 License: MIT Imports: 12 Imported by: 0

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Repository

github.com/calmh/mole

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Documentation ¶

Overview ¶

Package upgrade performs automatic upgrade of the running binary.

Index ¶

Variables
func UpgradeTo(build Build) error
type Build
- func Newest(binary string, url string) (Build, error)

Constants ¶

This section is empty.

Variables ¶

View Source

var ErrHashMismatch = errors.New("hash mismatch")

The binary's SHA1 hash was incorrect after downloading.

Functions ¶

func UpgradeTo ¶

func UpgradeTo(build Build) error

UpgradeTo upgrades the currently exeuting binary to the specified Build and returns an error or nil. The file is downloaded to <destination>.part and atomically renamed to the destination after the hash check. The destination is taken as the path of the currently executing binary, while following any symbolic links to it's destination.

Types ¶

type Build ¶

type Build struct {
	URL        string
	Hash       string
	BuildStamp int
	Version    string
}

Build is a versioned build of a binary.

func Newest ¶

func Newest(binary string, url string) (Build, error)

Newest checks for the newest build available for a given binary at a given base URL and returns a Build or an error.

Source Files ¶

View all Source files

upgrade.go

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