go.etcd.io/etcd@v3.3.27+incompatible/etcdserver/membership/errors.go (about)

     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  	etcdErr "github.com/coreos/etcd/error"
    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  )
    29  
    30  func isKeyNotFound(err error) bool {
    31  	e, ok := err.(*etcdErr.Error)
    32  	return ok && e.ErrorCode == etcdErr.EcodeKeyNotFound
    33  }