// 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") 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") ErrMemberRemoved = errors.New("the member has been permanently removed from the cluster") ) 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) }