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package util
import (
"errors"
"net"
"strings"
"syscall"
)
// CreateListener crates socket listener based on DSN definition.
func CreateListener(address string) (net.Listener, error) {
dsn := strings.Split(address, "://")
if len(dsn) != 2 {
return nil, errors.New("Invalid DSN (tcp://:6001, unix://file.sock)")
}
if dsn[0] != "unix" && dsn[0] != "tcp" {
return nil, errors.New("Invalid Protocol (tcp://:6001, unix://file.sock)")
}
if dsn[0] == "unix" {
syscall.Unlink(dsn[1])
}
return net.Listen(dsn[0], dsn[1])
}
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