t.Fatalf("Unable to create temporary file. %s", err)
		}
		return tmpfile.Name()
	}

	filename := createTempFile(
		`app="virtuous-rat-minio"
chart="minio-0.1.3"
heritage="Tiller"
pod-template-hash="818089471"`)

	defer os.Remove(filename)

	testCases := []struct {
		filename       string
		expectedResult string
	}{
		{"", ""},
		{"/tmp/non-existing-file", ""},

				// concurrently, check for it before we
				// write the filler byte.
				select {
				case err := <-doneCh:
					if err != nil {
						write([]byte{1})
						write([]byte(err.Error()))
					} else {
						write([]byte{0})
					}
					return
				default:
				}

				// Response not ready, write a filler byte.
				write([]byte{32})
				if canWrite {
					w.(http.Flusher).Flush()

}

// PrintServiceSummary prints a summary of the relevant services in the config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintPolicySummary(filter PolicyFilter) error {
	w := c.tabwriter()
	zDump := c.ztunnelDump

	pols := slices.Filter(maps.Values(zDump.Policies), filter.Verify)
	slices.SortFunc(pols, func(a, b *ZtunnelPolicy) int {
		if r := cmp.Compare(a.Namespace, b.Namespace); r != 0 {
			return r
		}

	cmd.PersistentFlags().StringSliceVar(&args.Components, "component", nil, ComponentFlagHelpStr)
	cmd.PersistentFlags().StringSliceVar(&args.Filter, "filter", nil, "")
	_ = cmd.PersistentFlags().MarkHidden("filter")

	cmd.PersistentFlags().BoolVar(&args.EnableClusterSpecific, "cluster-specific", false,
		"If enabled, the current cluster will be checked for cluster-specific setting detection.")
}

func (c *Client) dumpHTTP(req *http.Request, resp *http.Response) {
	// Starts http dump.
	_, err := fmt.Fprintln(c.TraceOutput, "---------START-HTTP---------")
	if err != nil {
		return
	}

	// Filter out Signature field from Authorization header.
	origAuth := req.Header.Get("Authorization")
	if origAuth != "" {
		req.Header.Set("Authorization", "**REDACTED**")
	}

	// Only display request header.

			Type:        "list",
		},
		config.HelpKV{
			Key:         UserDNSearchFilter,
			Description: `Search filter to lookup user DN` + defaultHelpPostfix(UserDNSearchFilter),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         GroupSearchFilter,
			Description: `search filter for groups e.g. "(&(objectclass=groupOfNames)(memberUid=%s))"` + defaultHelpPostfix(GroupSearchFilter),
			Optional:    true,

	"errors"
)

// A Stream is a two-way stream.
// All responses *must* be read by the caller.
// If the call is canceled through the context,
// the appropriate error will be returned.
type Stream struct {
	// responses from the remote server.
	// Channel will be closed after error or when remote closes.
	// All responses *must* be read by the caller until either an error is returned or the channel is closed.

	local string

	// Validate incoming requests.
	authRequest func(r *http.Request) error
}

// ManagerOptions are options for creating a new grid manager.
type ManagerOptions struct {
	Dialer       ContextDialer               // Outgoing dialer.
	Local        string                      // Local host name.
	Hosts        []string                    // All hosts, including local in the grid.

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package lifecycle

import (
	"encoding/xml"
)

// Prefix holds the prefix xml tag in <Rule> and <Filter>
type Prefix struct {
	string
	set    bool
	Unused struct{} // Needed for GOB compatibility
}

// UnmarshalXML - decodes XML data.

var globalGridStart = make(chan struct{})

func initGlobalGrid(ctx context.Context, eps EndpointServerPools) error {
	hosts, local := eps.GridHosts()
	g, err := grid.NewManager(ctx, grid.ManagerOptions{
		Dialer:       grid.ContextDialer(xhttp.DialContextWithLookupHost(globalDNSCache.LookupHost, xhttp.NewInternodeDialContext(rest.DefaultTimeout, globalTCPOptions))),
		Local:        local,
		Hosts:        hosts,