Revision 8c99ab80bd625123dc0112321815a27ff687765a authored by Gyu-Ho Lee on 21 August 2017, 20:07:06 UTC, committed by Gyu-Ho Lee on 21 August 2017, 20:07:06 UTC
Signed-off-by: Gyu-Ho Lee <gyuhox@gmail.com>
1 parent 9d43462
peer_status.go
// 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 rafthttp
import (
"fmt"
"sync"
"time"
"github.com/coreos/etcd/pkg/types"
)
type failureType struct {
source string
action string
}
type peerStatus struct {
id types.ID
mu sync.Mutex // protect variables below
active bool
since time.Time
}
func newPeerStatus(id types.ID) *peerStatus {
return &peerStatus{
id: id,
}
}
func (s *peerStatus) activate() {
s.mu.Lock()
defer s.mu.Unlock()
if !s.active {
plog.Infof("peer %s became active", s.id)
s.active = true
s.since = time.Now()
}
}
func (s *peerStatus) deactivate(failure failureType, reason string) {
s.mu.Lock()
defer s.mu.Unlock()
msg := fmt.Sprintf("failed to %s %s on %s (%s)", failure.action, s.id, failure.source, reason)
if s.active {
plog.Errorf(msg)
plog.Infof("peer %s became inactive", s.id)
s.active = false
s.since = time.Time{}
return
}
plog.Debugf(msg)
}
func (s *peerStatus) isActive() bool {
s.mu.Lock()
defer s.mu.Unlock()
return s.active
}
func (s *peerStatus) activeSince() time.Time {
s.mu.Lock()
defer s.mu.Unlock()
return s.since
}
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