}
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")

	resp, err := k.client.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()

	var accessToken Token
	if err = json.NewDecoder(resp.Body).Decode(&accessToken); err != nil {
		return err
	}

	k.Lock()
	k.accessToken = accessToken
	k.Unlock()
	return nil
}

// LookupUser lookup user by their userid.

)

type publicKeys struct {
	*sync.RWMutex

	// map of kid to public key
	pkMap map[string]interface{}
}

func (pk *publicKeys) parseAndAdd(b io.Reader) error {
	var jwk JWKS
	err := json.NewDecoder(b).Decode(&jwk)
	if err != nil {
		return err
	}

	for _, key := range jwk.Keys {
		pkey, err := key.DecodePublicKey()
		if err != nil {
			return err
		}
		pk.add(key.Kid, pkey)
	}

	var buf bytes.Buffer
	gob.NewEncoder(&buf).Encode(v)
	encoded := buf.Bytes()
	b.Log("Size:", buf.Len(), "bytes")
	b.SetBytes(1)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		dec := gob.NewDecoder(bytes.NewBuffer(encoded))
		err := dec.Decode(&v)
		if err != nil {
			b.Fatal(err)
		}
	}
}

func BenchmarkEncodeDiskInfoMsgp(b *testing.B) {
	v := DiskInfo{
		Total:     1000,

}

// ParseBucketSSEConfig - Decodes given XML to a valid default bucket encryption config
func ParseBucketSSEConfig(r io.Reader) (*BucketSSEConfig, error) {
	var config BucketSSEConfig
	err := xml.NewDecoder(r).Decode(&config)
	if err != nil {
		return nil, err
	}

	// Validates server-side encryption config rules
	// Only one rule is allowed on AWS S3
	if len(config.Rules) != 1 {

	type opaResult struct {
		Result bool `json:"result"`
	}

	respBody := bytes.NewReader(opaRespBytes)

	var result opaResult
	if err = json.NewDecoder(respBody).Decode(&result); err != nil {
		respBody.Seek(0, 0)
		var resultAllow opaResultAllow
		if err = json.NewDecoder(respBody).Decode(&resultAllow); err != nil {
			return false, err
		}
		return resultAllow.Result.Allow, nil
	}

	return result.Result, nil

	response, err = s.client.Do(request)
	c.Assert(err, nil)
	c.Assert(response.StatusCode, http.StatusOK)

	var results ListBucketsResponse
	// parse the list bucket response.
	decoder := xml.NewDecoder(response.Body)
	err = decoder.Decode(&results)
	// validating that the xml-decoding/parsing was successful.
	c.Assert(err, nil)

	// Fetch the bucket created above
	var createdBucket Bucket

	if err != nil {
		return d, err
	}
	defer resp.Body.Close()
	if resp.StatusCode != http.StatusOK {
		return d, fmt.Errorf("unexpected error returned by %s : status(%s)", ustr, resp.Status)
	}
	dec := json.NewDecoder(resp.Body)
	if err = dec.Decode(&d); err != nil {
		return d, err
	}
	return d, nil
}

func init() {
	flag.StringVar(&stsEndpoint, "sts-ep", "http://localhost:9000", "STS endpoint")

		return
	}
	manager, ok := GlobalKMS.(kms.KeyManager)
	if !ok {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL)
		return
	}
	var request importKeyRequest
	if err := json.NewDecoder(r.Body).Decode(&request); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}
	if err := manager.ImportKey(ctx, r.Form.Get("key-id"), []byte(request.Bytes)); err != nil {

}

// ParseConfig - parses data in reader to notification configuration.
func ParseConfig(reader io.Reader, region string, targetList *TargetList) (*Config, error) {
	var config Config

	if err := xml.NewDecoder(reader).Decode(&config); err != nil {
		return nil, err
	}

	if err := config.Validate(region, targetList); err != nil {
		return nil, err
	}

	config.SetRegion(region)

	}
	return s3Select.recordReader.Close()
}

// NewS3Select - creates new S3Select by given request XML reader.
func NewS3Select(r io.Reader) (*S3Select, error) {
	s3Select := &S3Select{}
	if err := xml.NewDecoder(r).Decode(s3Select); err != nil {
		return nil, err
	}

	return s3Select, nil
}

//////////////////
// Helpers
/////////////////