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

package dsync

import (
	"math/rand"
	"sync"
)

// lockedRandSource provides protected rand source, implements rand.Source interface.
type lockedRandSource struct {
	lk  sync.Mutex
	src rand.Source
}

// Int63 returns a non-negative pseudo-random 63-bit integer as an int64.
func (r *lockedRandSource) Int63() (n int64) {

			return c, err
		}

		arnKey := p.roleArn
		if p.RolePolicy == "" {
			arnKey = DummyRoleARN
			// Ensure that at most one JWT policy claim based provider may be
			// defined.
			if _, ok := c.arnProviderCfgsMap[DummyRoleARN]; ok {
				return c, errSingleProvider
			}
		}

		c.arnProviderCfgsMap[arnKey] = &p
		c.ProviderCfgs[cfgName] = &p

	if isWatcher {
		go func() {
			ch := watcher.watch(ctx, iamConfigPrefix)
			for event := range ch {
				if err := sys.loadWatchedEvent(ctx, event); err != nil {
					// we simply log errors
					iamLogIf(ctx, fmt.Errorf("Failure in loading watch event: %v", err), logger.WarningKind)
				}
			}
		}()
	}

	r := rand.New(rand.NewSource(time.Now().UnixNano()))

		c.Fatalf("import %d: Unable to get policy entities: %v", caseNum, err)
	}

	for _, entity := range policyQueryRes.PolicyMappings {
		m := gotContent.ldapUserPolicyMappings
		for _, user := range entity.Users {
			m[user] = append(m[user], entity.Policy)
		}
		m = gotContent.ldapGroupPolicyMappings
		for _, group := range entity.Groups {
			m[group] = append(m[group], entity.Policy)
		}
	}

	{

		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}

	getObjectNInfo := objectAPI.GetObjectNInfo

	// Get request range.
	var rs *HTTPRangeSpec
	var rangeErr error
	rangeHeader := r.Header.Get(xhttp.Range)
	if rangeHeader != "" {
		// Both 'Range' and 'partNumber' cannot be specified at the same time
		if opts.PartNumber > 0 {

	},
	ErrInvalidRange: {
		Code:           "InvalidRange",
		Description:    "The requested range is not satisfiable",
		HTTPStatusCode: http.StatusRequestedRangeNotSatisfiable,
	},
	ErrInvalidRangePartNumber: {
		Code:           "InvalidRequest",
		Description:    "Cannot specify both Range header and partNumber query parameter",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrMalformedXML: {

		apiErr.Description = err.Error()
		writeErrorResponse(ctx, w, apiErr, url)
		return
	}
}

// Parses x-amz-copy-source-range for CopyObjectPart API. Its behavior
// is different from regular HTTP range header. It only supports the
// form `bytes=first-last` where first and last are zero-based byte
// offsets. See
// http://docs.aws.amazon.com/AmazonS3/latest/API/mpUploadUploadPartCopy.html

	}))
	return err
}

// DeletePolicy - delete a specific canned policy.
func (client *peerRESTClient) DeletePolicy(policyName string) (err error) {
	_, err = deletePolicyRPC.Call(context.Background(), client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTPolicy: policyName,
	}))
	return err
}

// LoadPolicy - reload a specific canned policy.

		// List policies latest
		adminRouter.Methods(http.MethodGet).Path(adminVersion+"/list-canned-policies").HandlerFunc(adminMiddleware(adminAPI.ListBucketPolicies)).Queries("bucket", "{bucket:.*}")

var errServerTimeMismatch = errors.New("Server times are too far apart")

// errInvalidRange - returned when given range value is not valid.
var errInvalidRange = errors.New("Invalid range")

// errInvalidRangeSource - returned when given range value exceeds
// the source object size.
var errInvalidRangeSource = errors.New("Range specified exceeds source object size")

// error returned by disks which are to be initialized are waiting for the