67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
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// Copyright 2024 Kelvin Clement Mwinuka
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package memberlist
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import (
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"encoding/json"
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"github.com/hashicorp/memberlist"
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"log"
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)
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type BroadcastMessage struct {
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NodeMeta
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Action string `json:"Action"`
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Content []byte `json:"Content"`
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ContentHash [16]byte `json:"ContentHash"`
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ConnId string `json:"ConnId"`
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}
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// Invalidates Implements Broadcast interface
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func (broadcastMessage *BroadcastMessage) Invalidates(other memberlist.Broadcast) bool {
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otherBroadcast, ok := other.(*BroadcastMessage)
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if !ok {
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return false
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}
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switch broadcastMessage.Action {
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case "RaftJoin":
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return broadcastMessage.Action == otherBroadcast.Action &&
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broadcastMessage.ServerID == otherBroadcast.ServerID
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case "MutateData":
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return broadcastMessage.Action == otherBroadcast.Action &&
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broadcastMessage.ContentHash == otherBroadcast.ContentHash
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default:
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return false
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}
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}
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// Message Implements Broadcast interface
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func (broadcastMessage *BroadcastMessage) Message() []byte {
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msg, err := json.Marshal(broadcastMessage)
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if err != nil {
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log.Println(err)
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return []byte{}
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}
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return msg
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}
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// Finished Implements Broadcast interface
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func (broadcastMessage *BroadcastMessage) Finished() {
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// No-Op
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}
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