pc, filename, lineNum, ok := runtime.Caller(n)
	if ok {
		filename = pathutil.Base(filename)
		funcName = strings.TrimPrefix(runtime.FuncForPC(pc).Name(),
			"github.com/minio/minio/cmd.")
	} else {
		filename = "<unknown>"
		lineNum = 0
	}

	return fmt.Sprintf("[%s:%d:%s()]", filename, lineNum, funcName)

			t.Fatal(failTestStr(anonTestStr, "error response object name differs from expected value"))
		}
	}

	// test for unknown auth case.
	anonReq.Body = readerTwo
	// Setting the `Authorization` header to a random value so that the signature falls into unknown auth case.
	anonReq.Header.Set("Authorization", "nothingElse")
	// initialize new response recorder.
	rec = httptest.NewRecorder()

		{
			authT: authTypePresignedV2,
			pass:  true,
		},
		// Test 8 - JWT is not supported s3 type.
		{
			authT: authTypeJWT,
			pass:  false,
		},
		// Test 9 - unknown auth header is not supported s3 type.
		{
			authT: authTypeUnknown,
			pass:  false,
		},
		// Test 10 - some new auth type is not supported s3 type.
		{
			authT: authType(9),
			pass:  false,
		},

func extractAPIVersion(r *http.Request) string {
	if matches := regexVersion.FindStringSubmatch(r.URL.Path); len(matches) > 1 {
		return matches[1]
	}
	return "unknown"
}

func methodNotAllowedHandler(api string) func(w http.ResponseWriter, r *http.Request) {
	return errorResponseHandler
}

// If none of the http routes match respond with appropriate errors

	switch binary.LittleEndian.Uint16(data[0:2]) {
	case poolMetaFormat:
	default:
		return fmt.Errorf("poolMeta: unknown format: %d", binary.LittleEndian.Uint16(data[0:2]))
	}
	switch binary.LittleEndian.Uint16(data[2:4]) {
	case poolMetaVersion:
	default:
		return fmt.Errorf("poolMeta: unknown version: %d", binary.LittleEndian.Uint16(data[2:4]))
	}

	// OK, parse data.

		return migrate(formatPath, formatData)
	case formatErasureVersionV3:
		// v3 is the latest version, return.
		return formatData, formatFi, nil
	}
	return nil, nil, fmt.Errorf(`Disk %s: unknown format version %s`, export, version)
}

// Migrates version V1 of format.json to version V2 of format.json,
// migration fails upon any error.

func (ahs *allHealState) stopHealSequence(path string) ([]byte, APIError) {
	var hsp madmin.HealStopSuccess
	he, exists := ahs.getHealSequence(path)
	if !exists {
		hsp = madmin.HealStopSuccess{
			ClientToken: "unknown",
			StartTime:   UTCNow(),
		}
	} else {
		clientToken := he.clientToken
		if globalIsDistErasure {
			clientToken = fmt.Sprintf("%s:%d", he.clientToken, GetProxyEndpointLocalIndex(globalProxyEndpoints))
		}

	"context"
	"errors"
	"os"
	"path"
	"sort"
	"strings"

	xioutil "github.com/minio/minio/internal/ioutil"
	"github.com/minio/pkg/v2/console"
)

// metaCacheEntry is an object or a directory within an unknown bucket.
type metaCacheEntry struct {
	// name is the full name of the object including prefixes
	name string
	// Metadata. If none is present it is not an object but only a prefix.

		err = store.loadMappedPolicy(ctx, accessKey, userType, false, cache.iamUserPolicyMap)
	default:
		// This is just to ensure that we have covered all cases for new
		// code in future.
		panic("unknown user type")
	}
	// Ignore policy not mapped error
	if err != nil && !errors.Is(err, errNoSuchPolicy) {
		return err
	}

	return nil
}

	if len(domains) != 0 {
		for _, domainName := range strings.Split(domains, config.ValueSeparator) {
			if _, ok := dns2.IsDomainName(domainName); !ok {
				logger.Fatal(config.ErrInvalidDomainValue(nil).Msg("Unknown value `%s`", domainName),
					"Invalid MINIO_DOMAIN value in environment variable")
			}
			globalDomainNames = append(globalDomainNames, domainName)
		}
		sort.Strings(globalDomainNames)