cliutils

func ApplyOptions ¶

func ApplyOptions(cmd *cobra.Command, funcs []OptionsFunc)

func Contains ¶

func Contains(a []string, s string) bool

Contains indicates if a string slice 'a' contains the string s

func ContainsSubstring ¶

func ContainsSubstring(a []string, substring string) bool

Contains indicates if a string slice 'a' contains a string that encompases the string s

func GetFreePort ¶ added in v0.18.1

func GetFreePort() (int, error)

func MarkFlagRequired ¶ added in v0.23.0

func MarkFlagRequired(flaggish interface{}, name string) error

MarkFlagRequired returns an error if the call to MarkFlagRequired() fails.

func MustMarkFlagRequired ¶ added in v0.23.0

func MustMarkFlagRequired(flaggish interface{}, name string)

MustMarkFlagRequired panics if the call to MarkFlagRequired() fails.

func MustMarkHidden ¶ added in v0.23.0

func MustMarkHidden(flags HideableFlag, name string)

MustMarkHidden panics if the call to MarkHidden() fails.

func MustMarkPersistentFlagRequired ¶ added in v0.23.0

func MustMarkPersistentFlagRequired(cmd *cobra.Command, name string)

MustMarkPersistentFlagRequired panics if the call to MarkPersistentFlagRequired() fails.

func MustReplaceCmd ¶

func MustReplaceCmd(parent *cobra.Command, new *cobra.Command)

func PortForward ¶ added in v0.18.1

func PortForward(namespace string, resource string, localPort string, kubePort string, verbose bool) (*exec.Cmd, error)

Call kubectl port-forward. Callers are expected to clean up the returned portFwd *exec.cmd after the port-forward is no longer needed.

func PortForwardGet ¶ added in v0.18.1

func PortForwardGet(ctx context.Context, namespace string, resource string, localPort string, kubePort string, verbose bool, getPath string) (string, *exec.Cmd, error)

Call kubectl port-forward and make a GET request. Callers are expected to clean up the returned portFwd *exec.cmd after the port-forward is no longer needed.

func Print ¶

func Print(output, template string, m proto.Message, tblPrn Printer, w io.Writer) error

Print - prints the given proto.Message to io.Writer using the specified output format

func PrintJSON ¶

func PrintJSON(m proto.Message, w io.Writer) error

PrintJSON - prints the given proto.Message to io.Writer in JSON

func PrintJSONList ¶

func PrintJSONList(data interface{}, w io.Writer) error

PrintJSONList - prints the given list to io.Writer in JSON

func PrintList ¶

func PrintList(output, template string, list interface{}, tblPrn Printer, w io.Writer) error

PrintList - prints the given list of values to io.Writer using the specified output format

func PrintTemplate ¶

func PrintTemplate(data interface{}, tmpl string, w io.Writer) error

PrintTemplate prints the give value using the provided Go template to io.Writer

func PrintYAML ¶

func PrintYAML(m proto.Message, w io.Writer) error

PrintYAML - prints the given proto.Message to io.Writer in YAML

func PrintYAMLList ¶

func PrintYAMLList(data interface{}, w io.Writer) error

PrintYAMLList - prints the given list to io.Writer in YAML

func RandKubeNameBytes ¶

func RandKubeNameBytes(n int) string

RandDNS1035 generates a random string of length n that meets the DNS-1035 standard used by Kubernetes names

Typical kubernetes error message for invalid names: a DNS-1035 label must consist of lower case alphanumeric characters or '-', start with an alphabetic character, and end with an alphanumeric character (e.g. 'my-name', or 'abc-123', regex used for validation is '[a-z]([-a-z0-9]*[a-z0-9])?')

func RandStringBytes ¶

func RandStringBytes(n int, basis string) string

RandStringBytes produces a random string of length n using the characters present in the basis string

func ReplaceCmd ¶

func ReplaceCmd(parent *cobra.Command, new *cobra.Command) error