return nil, errors.New("multiple authentication mechanisms are provided")
	case conf.AccountKey == "" && (conf.SPAuth.TenantID == "" || conf.SPAuth.ClientID == "" || conf.SPAuth.ClientSecret == ""):
		return nil, errors.New("no authentication mechanism was provided")
	}

	if conf.Bucket == "" {
		return nil, errors.New("no bucket name was provided")
	}

	if conf.IsSPEnabled() {

	mac := hmac.New(sha256.New, extKey)
	mac.Write([]byte(Context))
	mac.Write(nonce[:])
	mac.Sum(key[:0])
	return key
}

// GenerateIV generates a new random 256 bit IV from the provided source
// of randomness. If random is nil the default PRNG of the system
// (crypto/rand) is used.
func GenerateIV(random io.Reader) (iv [32]byte) {
	if random == nil {
		random = rand.Reader
	}

	return resp.ValueOrZero(), err
}

// StartProfiling - Issues profiling command on the peer node.
func (client *peerRESTClient) StartProfiling(profiler string) error {
	values := make(url.Values)
	values.Set(peerRESTProfiler, profiler)
	respBody, err := client.call(peerRESTMethodStartProfiling, values, nil, -1)
	if err != nil {
		return err
	}
	defer xhttp.DrainBody(respBody)
	return nil
}

		return nil, ErrTLSUnexpectedData(nil).Msg("Empty public certificate file %s", certFile)
	}

	return x509Certs, nil
}

// LoadX509KeyPair - load an X509 key pair (private key , certificate)
// from the provided paths. The private key may be encrypted and is
// decrypted using the ENV_VAR: MINIO_CERT_PASSWD.
func LoadX509KeyPair(certFile, keyFile string) (tls.Certificate, error) {
	certPEMBlock, err := os.ReadFile(certFile)

import (
	"errors"
	"fmt"
	"path/filepath"
	"runtime"
	"sync"

	corev1 "k8s.io/api/core/v1"

	"istio.io/istio/pkg/maps"
	"istio.io/istio/pkg/zdsapi"
)

var ErrPodNotFound = errors.New("netns not provided, but is needed as pod is not in cache")

type PodNetnsCache interface {
	ReadCurrentPodSnapshot() map[string]WorkloadInfo
}

// Hold a cache of node local pods with their netns

	for _, response := range xdsResponses {
		for _, resource := range response.Resources {
			eString := string(resource.Value)
			switch {
			case strings.Contains(eString, "You must provide a proxyID in the query string"):
				return nil, fmt.Errorf(" You must provide a proxyID in the query string, e.g. [%s]",
					"edsz?proxyID=istio-ingressgateway")

			case strings.Contains(eString, "404 page not found"):

package subnet

import "github.com/minio/minio/internal/config"

var (
	defaultHelpPostfix = func(key string) string {
		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	// HelpSubnet - provides help for subnet api key config
	HelpSubnet = config.HelpKVS{
		config.HelpKV{
			Key:         config.License, // Deprecated Dec 2021
			Type:        "string",

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

package disk

import (
	"path/filepath"
	"syscall"
	"unsafe"
)

// GetVolumeInformation provides windows drive volume information.
var GetVolumeInformation = kernel32.NewProc("GetVolumeInformationW")

// getFSType returns the filesystem type of the underlying mounted filesystem
func getFSType(path string) string {

func (r *PipeReader) CloseWithError(err error) error {
	err = r.PipeReader.CloseWithError(err)
	r.wait()
	return err
}

// WaitPipe implements wait-group backend io.Pipe to provide
// synchronization between read() end with write() end.
func WaitPipe() (*PipeReader, *PipeWriter) {
	r, w := io.Pipe()
	var wg sync.WaitGroup
	wg.Add(1)
	return &PipeReader{
			PipeReader: r,

	}
	if isDistErasure {
		return &nsMutex
	}
	nsMutex.lockMap = make(map[string]*nsLock)
	return &nsMutex
}

// nsLock - provides primitives for locking critical namespace regions.
type nsLock struct {
	ref int32
	*lsync.LRWMutex
}

// nsLockMap - namespace lock map, provides primitives to Lock,
// Unlock, RLock and RUnlock.
type nsLockMap struct {
	// Indicates if namespace is part of a distributed setup.