util

Documentation

Index

• func CheckConfirmation(stdin io.Reader, stdout io.Writer, name string) (bool, error)
• func EightRandomLetters() string
• func FindUserIP() (string, error)
• func GeneratePasswordWithLength(length int) string
• func GenerateRSAKeyPair() ([]byte, []byte, error)
• func GenerateSSHKeyPair() ([]byte, []byte, string, error)
• func RenderTemplate(name string, templateStr string, params interface{}) ([]byte, error)
• type TempDir
  • func NewTempDir() (*TempDir, error)
  • func (tempDir *TempDir) Cleanup() error
  • func (tempDir *TempDir) Path(filename string) string
  • func (tempDir *TempDir) PushDir(callback func() error) error
  • func (tempDir *TempDir) Save(filename string, contents []byte) (string, error)

Functions

func CheckConfirmation

func CheckConfirmation(stdin io.Reader, stdout io.Writer, name string) (bool, error)

CheckConfirmation prompts the user for confirmation and returns true IFF the user responds with 'yes'

func EightRandomLetters

func EightRandomLetters() string

EightRandomLetters generates a random string

func FindUserIP

func FindUserIP() (string, error)

FindUserIP gets the user's public IP by querying whatismyip.akamai.com

func GeneratePasswordWithLength

func GeneratePasswordWithLength(length int) string

GeneratePasswordWithLength a random password with the given length

func GenerateRSAKeyPair

func GenerateRSAKeyPair() ([]byte, []byte, error)

GenerateRSAKeyPair generates a new RSA key pair https://stackoverflow.com/questions/13555085/save-and-load-crypto-rsa-privatekey-to-and-from-the-disk

func GenerateSSHKeyPair

func GenerateSSHKeyPair() ([]byte, []byte, string, error)

GenerateSSHKeyPair generates a new ssh public key pair http://stackoverflow.com/questions/21151714/go-generate-an-ssh-public-key

func RenderTemplate

func RenderTemplate(name string, templateStr string, params interface{}) ([]byte, error)

RenderTemplate renders a template to a string

Types

type TempDir

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

TempDir represents a temporary directory to store files

func NewTempDir

func NewTempDir() (*TempDir, error)

NewTempDir returns a new temporary directory

func (*TempDir) Cleanup

func (tempDir *TempDir) Cleanup() error

Cleanup deletes the tempDir

func (*TempDir) Path

func (tempDir *TempDir) Path(filename string) string

Path returns a path for the given file into the tempDir

func (*TempDir) PushDir

func (tempDir *TempDir) PushDir(callback func() error) error

PushDir runs the function in the tempDir

func (*TempDir) Save

func (tempDir *TempDir) Save(filename string, contents []byte) (string, error)

Save writes the given file into the tempDir