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Fix handling of heart beat bug

This commit is contained in:
Raycho Mukelov 2023-10-20 07:22:11 +03:00
parent 1e30a2db8b
commit 892d48db16
1 changed files with 4 additions and 0 deletions
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4
raft/consensus_module.nim
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@ -42,6 +42,7 @@ proc raftNodeHandleHeartBeat*[SmCommandType, SmStateType](node: RaftNode[SmComma
raftNodeAbortElection(node)
result.success = true
node.state = rnsFollower
node.currentTerm = msg.senderTerm
node.votedFor = DefaultUUID
node.currentLeaderId = msg.senderId
@ -57,8 +58,10 @@ proc raftNodeHandleRequestVote*[SmCommandType, SmStateType](node: RaftNode[SmCom
if msg.senderTerm > node.currentTerm and node.votedFor == DefaultUUID:
if msg.lastLogTerm > raftNodeLogEntryGet(node, raftNodeLogIndexGet(node)).term or
(msg.lastLogTerm == raftNodeLogEntryGet(node, raftNodeLogIndexGet(node)).term and msg.lastLogIndex >= raftNodeLogIndexGet(node)):
if node.electionTimeoutTimer != nil:
asyncSpawn cancelAndWait(node.electionTimeoutTimer)
node.votedFor = msg.senderId
node.currentLeaderId = DefaultUUID
result.granted = true
@ -79,6 +82,7 @@ proc raftNodeStartElection*[SmCommandType, SmStateType](node: RaftNode[SmCommand
return
if node.state == rnsLeader and not node.hrtBtSuccess:
debug "Raft Node transition to follower - unsuccsessful heart beat rounds", node_id=node.id
node.state = rnsFollower
node.currentLeaderId = DefaultUUID
node.votedFor = DefaultUUID