utils

Documentation

Index

• Constants
• Variables
• func MakeSMTPConnection(host string, mx *net.MX, port int) (*smtp.Client, error)
• func SplitEmail(email string) (account, host string)
• func СheckMX(host string, hostCache *lru.Cache, mt *sync.Mutex) ([]*net.MX, error)

Constants

const (
	EmailSeparator     = '@'
	CONNECTION_TIMEOUT = 1000 * time.Millisecond
)

Variables

var (
	DefaultDialer = net.Dialer{Timeout: CONNECTION_TIMEOUT}
)

Functions

func MakeSMTPConnection

func MakeSMTPConnection(host string, mx *net.MX, port int) (*smtp.Client, error)

func SplitEmail

func SplitEmail(email string) (account, host string)

pre-validation must be success

func СheckMX

func СheckMX(host string, hostCache *lru.Cache, mt *sync.Mutex) ([]*net.MX, error)