utils

func ConnFunc ¶

func ConnFunc(config *sshconf.Config) func() (*ssh.SshConn, error)

func InterruptHandler ¶

func InterruptHandler(fn func() error)

InterruptHandler is trying to release appropriate image in case SIGHUP, SIGINT or SIGTERM signal received

func RunFunc ¶

func RunFunc(config *sshconf.Config) func(string) (string, error)

RunFunc is a generic solution for running appropriate commands on local or remote host

func ValidateAmountOfCpus ¶

func ValidateAmountOfCpus(required int) error

ValidateAmountOfCpus gets amount of CPUs required It verifies that amount of installed CPUs is equal to amount of required

func ValidateAmountOfRam ¶

func ValidateAmountOfRam(minRequiredInMb int) error

ValidateAmountOfRam gets amount of RAM needed for proceeding The function verifies if eligable amount RAM is installed

func ValidateDistro ¶

func ValidateDistro(regExp, file string) error

ValidateDistro validates distribution

func ValidateHostname ¶

func ValidateHostname(hostname string) error

func ValidateNics ¶

func ValidateNics(nicList []string) error

ValidateNics gets a reference to a string slice containing NICs names and verifies if appropriate NIC is available

func ValidateUserID ¶

func ValidateUserID(id int) error

func ValidateUserName ¶

func ValidateUserName(userName string) error