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// Copyright 2015 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package etcdserver
import (
"errors"
"fmt"
)
var (
ErrUnknownMethod = errors.New("etcdserver: unknown method")
ErrStopped = errors.New("etcdserver: server stopped")
ErrCanceled = errors.New("etcdserver: request cancelled")
ErrTimeout = errors.New("etcdserver: request timed out")
ErrTimeoutDueToLeaderFail = errors.New("etcdserver: request timed out, possibly due to previous leader failure")
ErrTimeoutDueToConnectionLost = errors.New("etcdserver: request timed out, possibly due to connection lost")
ErrTimeoutLeaderTransfer = errors.New("etcdserver: request timed out, leader transfer took too long")
ErrTimeoutWaitAppliedIndex = errors.New("etcdserver: request timed out, waiting for the applied index took too long")
ErrLeaderChanged = errors.New("etcdserver: leader changed")
ErrNotEnoughStartedMembers = errors.New("etcdserver: re-configuration failed due to not enough started members")
ErrLearnerNotReady = errors.New("etcdserver: can only promote a learner member which is in sync with leader")
ErrNoLeader = errors.New("etcdserver: no leader")
ErrNotLeader = errors.New("etcdserver: not leader")
ErrRequestTooLarge = errors.New("etcdserver: request is too large")
ErrNoSpace = errors.New("etcdserver: no space")
ErrTooManyRequests = errors.New("etcdserver: too many requests")
ErrUnhealthy = errors.New("etcdserver: unhealthy cluster")
ErrKeyNotFound = errors.New("etcdserver: key not found")
ErrCorrupt = errors.New("etcdserver: corrupt cluster")
ErrBadLeaderTransferee = errors.New("etcdserver: bad leader transferee")
ErrClusterVersionUnavailable = errors.New("etcdserver: cluster version not found during downgrade")
ErrWrongDowngradeVersionFormat = errors.New("etcdserver: wrong downgrade target version format")
ErrInvalidDowngradeTargetVersion = errors.New("etcdserver: invalid downgrade target version")
ErrDowngradeInProcess = errors.New("etcdserver: cluster has a downgrade job in progress")
ErrNoInflightDowngrade = errors.New("etcdserver: no inflight downgrade job")
)
type DiscoveryError struct {
Op string
Err error
}
func (e DiscoveryError) Error() string {
return fmt.Sprintf("failed to %s discovery cluster (%v)", e.Op, e.Err)
}
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