# to 5 times.

function fail {
  echo "${1}" >&2
  exit 1
}

function isatty() {
 if [ -t 1 ] ; then
   return 0
  else
   return 1
  fi
}

function retry {
  local tmpFile
  tmpFile=$(mktemp)
  trap 'rm -f "${tmpFile}"' EXIT

  local failureRegex="$1"
  shift
  local n=1
  local max=5
  while true; do
    unset SHELL # Don't let environment control which shell to use
    if isatty; then

		return ChecksumSHA1
	case "SHA256":
		return ChecksumSHA256
	case "":
		return ChecksumNone
	}
	return ChecksumInvalid
}

// String returns the type as a string.
func (c ChecksumType) String() string {
	switch {
	case c.Is(ChecksumCRC32):
		return "CRC32"
	case c.Is(ChecksumCRC32C):
		return "CRC32C"
	case c.Is(ChecksumSHA1):
		return "SHA1"
	case c.Is(ChecksumSHA256):
		return "SHA256"

		return authTypeStreamingUnsignedTrailer
	} else if isRequestSignatureV4(r) {
		return authTypeSigned
	} else if isRequestPresignedSignatureV4(r) {
		return authTypePresigned
	} else if isRequestJWT(r) {
		return authTypeJWT
	} else if isRequestPostPolicySignatureV4(r) {
		return authTypePostPolicy
	} else if _, ok := r.Form[xhttp.Action]; ok {
		return authTypeSTS
	} else if _, ok := r.Header[xhttp.Authorization]; !ok {

	scStr := string(b)
	if scStr == "" {
		return nil
	}
	s, err := parseStorageClass(scStr)
	if err != nil {
		return err
	}
	sc.Parity = s.Parity
	return nil
}

// MarshalText - marshals storage class string.
func (sc *StorageClass) MarshalText() ([]byte, error) {
	if sc.Parity != 0 {
		return []byte(fmt.Sprintf("%s:%d", schemePrefix, sc.Parity)), nil
	}
	return []byte{}, nil
}

		return []byte(secretKey), nil
	}

	if err := jwt.ParseWithClaims(token, claims, stsTokenCallback); err != nil {
		return nil, err
	}

	return claims, nil
}

// GetNewCredentials generates and returns new credential.
func GetNewCredentials() (cred Credentials, err error) {
	return GetNewCredentialsWithMetadata(map[string]interface{}{}, "")
}

		if err := tag.Validate(); err != nil {
			return err
		}
	}

	for _, meta := range ef.Metadata {
		if err := meta.Validate(); err != nil {
			return err
		}
	}
	if err := ef.Purge.Validate(); err != nil {
		return err
	}
	if err := ef.Size.Validate(); err != nil {
		return err
	}
	if ef.CreatedBefore != nil && !ef.CreatedBefore.Before(time.Now()) {
		return BatchJobYamlErr{
			line: ef.line,

		if transport == nil {
			// Client certs are not readable return default transport.
			return s.NewHTTPTransportWithTimeout(1 * time.Minute)
		}
		return transport
	}

	return globalRemoteTargetTransport
}

// NewHTTPTransport returns a new http configuration
// used while communicating with the cloud backends.
func NewHTTPTransport() *http.Transport {
	return NewHTTPTransportWithTimeout(1 * time.Minute)
}

	buf := *bufp

	return io.CopyBuffer(writerOnly{dst}, src, buf)
}

// SameFile returns if the files are same.
func SameFile(fi1, fi2 os.FileInfo) bool {
	if !os.SameFile(fi1, fi2) {
		return false
	}
	if !fi1.ModTime().Equal(fi2.ModTime()) {
		return false
	}
	if fi1.Mode() != fi2.Mode() {
		return false
	}
	return fi1.Size() == fi2.Size()
}

// Name - returns the Name of the target.
func (target *RedisTarget) Name() string {
	return target.ID().String()
}

// Store returns any underlying store if set.
func (target *RedisTarget) Store() event.TargetStore {
	return target.store
}

// IsActive - Return true if target is up and active
func (target *RedisTarget) IsActive() (bool, error) {
	if err := target.init(); err != nil {
		return false, err
	}

		return `ongoing-request="true"`
	}
	return fmt.Sprintf(`ongoing-request="false", expiry-date="%s"`, r.expiry.Format(http.TimeFormat))
}

// Expiry returns expiry of restored object and true if restore-object has completed.
// Otherwise returns zero value of time.Time and false.
func (r restoreObjStatus) Expiry() (time.Time, bool) {
	if r.Ongoing() {
		return time.Time{}, false
	}
	return r.expiry, true