github.com/leonlxy/hyperledger@v1.0.0-alpha.0.20170427033203-34922035d248/orderer/sbft/backend/events.go (about)

     1  /*
     2  Copyright Digital Asset Holdings, LLC 2016 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  	http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package backend
    18  
    19  import (
    20  	s "github.com/hyperledger/fabric/orderer/sbft/simplebft"
    21  )
    22  
    23  type Timer struct {
    24  	tf      func()
    25  	execute bool
    26  }
    27  
    28  func (t *Timer) Cancel() {
    29  	t.execute = false
    30  }
    31  
    32  type Executable interface {
    33  	Execute(*Backend)
    34  }
    35  
    36  func (t *Timer) Execute(backend *Backend) {
    37  	if t.execute {
    38  		t.tf()
    39  	}
    40  }
    41  
    42  type msgEvent struct {
    43  	chainId string
    44  	msg     *s.Msg
    45  	src     uint64
    46  }
    47  
    48  func (m *msgEvent) Execute(backend *Backend) {
    49  	backend.consensus[m.chainId].Receive(m.msg, m.src)
    50  }
    51  
    52  type requestEvent struct {
    53  	chainId string
    54  	req     []byte
    55  }
    56  
    57  func (r *requestEvent) Execute(backend *Backend) {
    58  	backend.consensus[r.chainId].Request(r.req)
    59  }
    60  
    61  type connectionEvent struct {
    62  	chainID string
    63  	peerid  uint64
    64  }
    65  
    66  func (c *connectionEvent) Execute(backend *Backend) {
    67  	backend.consensus[c.chainID].Connection(c.peerid)
    68  }