/
lock_operations.go
71 lines (64 loc) · 2.21 KB
/
lock_operations.go
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// Copyright 2018-2021 Burak Sezer
//
// 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 dmap
import (
"time"
"github.com/buraksezer/olric/internal/protocol"
"github.com/buraksezer/olric/pkg/neterrors"
)
func (s *Service) lockOperationCommon(w, r protocol.EncodeDecoder,
f func(dm *DMap, r protocol.EncodeDecoder) (*LockContext, error)) {
req := r.(*protocol.DMapMessage)
dm, err := s.getOrCreateDMap(req.DMap())
if err != nil {
neterrors.ErrorResponse(w, err)
return
}
ctx, err := f(dm, r)
if err != nil {
neterrors.ErrorResponse(w, err)
return
}
w.SetStatus(protocol.StatusOK)
w.SetValue(ctx.token)
}
func (s *Service) lockWithTimeoutOperation(w, r protocol.EncodeDecoder) {
s.lockOperationCommon(w, r, func(dm *DMap, r protocol.EncodeDecoder) (*LockContext, error) {
req := r.(*protocol.DMapMessage)
timeout := req.Extra().(protocol.LockWithTimeoutExtra).Timeout
deadline := req.Extra().(protocol.LockWithTimeoutExtra).Deadline
return dm.lockKey(protocol.OpPutIfEx, req.Key(), time.Duration(timeout), time.Duration(deadline))
})
}
func (s *Service) lockOperation(w, r protocol.EncodeDecoder) {
s.lockOperationCommon(w, r, func(dm *DMap, r protocol.EncodeDecoder) (*LockContext, error) {
req := r.(*protocol.DMapMessage)
deadline := req.Extra().(protocol.LockExtra).Deadline
return dm.lockKey(protocol.OpPutIf, req.Key(), nilTimeout, time.Duration(deadline))
})
}
func (s *Service) unlockOperation(w, r protocol.EncodeDecoder) {
req := r.(*protocol.DMapMessage)
dm, err := s.getOrCreateDMap(req.DMap())
if err != nil {
neterrors.ErrorResponse(w, err)
return
}
err = dm.unlock(req.Key(), req.Value())
if err != nil {
neterrors.ErrorResponse(w, err)
return
}
w.SetStatus(protocol.StatusOK)
}