errors.go

Documentation: go.etcd.io/etcd/server/v3/etcdserver/api/membership

     1  // Copyright 2016 The etcd Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package membership
    16  
    17  import (
    18  	"errors"
    19  
    20  	"go.etcd.io/etcd/server/v3/etcdserver/api/v2error"
    21  )
    22  
    23  var (
    24  	ErrIDRemoved        = errors.New("membership: ID removed")
    25  	ErrIDExists         = errors.New("membership: ID exists")
    26  	ErrIDNotFound       = errors.New("membership: ID not found")
    27  	ErrPeerURLexists    = errors.New("membership: peerURL exists")
    28  	ErrMemberNotLearner = errors.New("membership: can only promote a learner member")
    29  	ErrTooManyLearners  = errors.New("membership: too many learner members in cluster")
    30  )
    31  
    32  func isKeyNotFound(err error) bool {
    33  	e, ok := err.(*v2error.Error)
    34  	return ok && e.ErrorCode == v2error.EcodeKeyNotFound
    35  }
    36
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