### ufw

For hosts with ufw enabled (Debian based distros), you can use `ufw` command to allow traffic to specific ports. Use below command to allow access to port 9000

```sh
ufw allow 9000
```

Below command enables all incoming traffic to ports ranging from 9000 to 9010.

```sh
ufw allow 9000:9010/tcp
```

### firewall-cmd

    protected int executeCommand(final String[] commands, final String username, final String password) {
        if (commands == null || commands.length == 0) {
            throw new CommandExecutionException("command is empty.");
        }

        if (logger.isInfoEnabled()) {
            logger.info("Command: {}", String.join(" ", commands));
        }

        final String[] cmds = stream(commands).get(stream -> stream.map(s -> {

	DryRun bool
}

func addFlags(cmd *cobra.Command, rootArgs *RootArgs) {
	cmd.PersistentFlags().BoolVarP(&rootArgs.DryRun, "dry-run", "",
		false, "Console/log output only, make no changes.")
}

// GetRootCmd returns the root of the cobra command-tree.
func GetRootCmd(ctx cli.Context, args []string) *cobra.Command {
	rootCmd := &cobra.Command{
		Use:          "mesh",
		Short:        "Command line Istio install utility.",

import (
	"github.com/spf13/cobra"

	"istio.io/istio/istioctl/pkg/cli"
)

// ProfileCmd is a group of commands related to profile listing, dumping and diffing.
func ProfileCmd(_ cli.Context) *cobra.Command {
	pc := &cobra.Command{
		Use:   "profile",
		Short: "Commands related to Istio configuration profiles",
		Long:  "The profile command lists, dumps or diffs Istio configuration profiles.",
		Example: "istioctl profile list\n" +

}

func groupCommand(ctx cli.Context) *cobra.Command {
	groupCmd := &cobra.Command{
		Use:     "group",
		Short:   "Commands dealing with WorkloadGroup resources",
		Example: "  istioctl x workload group create --name foo --namespace bar --labels app=foobar",
	}
	groupCmd.AddCommand(createCommand(ctx))
	return groupCmd
}

func entryCommand(ctx cli.Context) *cobra.Command {
	entryCmd := &cobra.Command{
		Use:     "entry",

    fromAddress: InetAddress,
    fromSource: BufferedSource,
    fromSink: BufferedSink,
  ) {
    // Read the command.
    val version = fromSource.readByte() and 0xff
    if (version != VERSION_5) throw ProtocolException("unexpected version: $version")

    val command = fromSource.readByte() and 0xff

    val reserved = fromSource.readByte() and 0xff

)

var configDumpFile string

func checkCmd(ctx cli.Context) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "check [<type>/]<name>[.<namespace>]",
		Short: "Check AuthorizationPolicy applied in the pod.",
		Long: `Check prints the AuthorizationPolicy applied to a pod by directly checking
the Envoy configuration of the pod. The command is especially useful for inspecting

	manifestsPath string
}

func addProfileListFlags(cmd *cobra.Command, args *profileListArgs) {
	cmd.PersistentFlags().StringVarP(&args.manifestsPath, "charts", "", "", ChartsDeprecatedStr)
	cmd.PersistentFlags().StringVarP(&args.manifestsPath, "manifests", "d", "", ManifestsFlagHelpStr)
}

func profileListCmd(plArgs *profileListArgs) *cobra.Command {
	return &cobra.Command{
		Use:   "list",

}

func operatorRemoveCmd(ctx cli.Context, rootArgs *RootArgs, orArgs *operatorRemoveArgs) *cobra.Command {
	return &cobra.Command{
		Use:   "remove",
		Short: "Removes the Istio operator controller from the cluster.",
		Long:  "The remove subcommand removes the Istio operator controller from the cluster.",
		Args: func(cmd *cobra.Command, args []string) error {
			if orArgs.revision == "" && !orArgs.purge {

Annotations for the Kubernetes Job makeBucketJob makeBucketJob: securityContext: enabled: false runAsUser: 1000 runAsGroup: 1000 resources: requests: memory: 128Mi # Command to run after the main command on exit exitCommand: "" ## List of command to run after minio install ## NOTE: the mc command TARGET is always "myminio" customCommands: # - command: "admin policy attach myminio consoleAdmin --group='cn=ops,cn=groups,dc=example,dc=com'" ## Additional Annotations for the Kubernetes Job customCommandJob customCommandJob:...