internal override void ProcessVote(GrantVote vote)
{
if (vote.VoterTerm > this.CurrentTerm)
{
this.Node.State.CurrentTerm = vote.VoterTerm;
this.Logger.DebugFormat(
"Received a vote from a node with a higher term. Dropping candidate status down. Message discarded {0}.",
vote);
this.Node.SwitchTo(NodeStatus.Follower);
return;
}
if (this.voteReceived.ContainsKey(vote.VoterId))
{
// we already received a vote from the voter!
this.Logger.WarnFormat(
"We received a second vote from {0}. Initial vote: {1}. Second vote: {2}.",
vote.VoterId,
this.voteReceived[vote.VoterId],
vote);
return;
}
this.RegisterVote(vote);
}
private void RegisterVote(GrantVote vote)
{
this.voteReceived.Add(vote.VoterId, vote);
// count votes
var votes = this.voteReceived.Values.Count(grantVote => grantVote.VoteGranted);
if (votes < this.Node.Settings.Majority)
{
return;
}
var nodes = new StringBuilder();
foreach (var key in this.voteReceived.Keys)
{
nodes.AppendFormat("{0},", key);
}
// we have a majority
this.Logger.InfoFormat("I am the LEADER (with {0} votes): {1}.", this.voteReceived.Count, nodes);
this.Node.SwitchTo(NodeStatus.Leader);
}
// process vote
internal override void ProcessVote(GrantVote vote)
{
this.Logger.TraceFormat(
"Received a vote but we are no longer interested: {0}", vote);
}
internal override void ProcessVote(GrantVote vote)
{
this.Logger.DebugFormat(
"Received a vote but I am a follower. Message discarded: {0}.", vote);
}
internal abstract void ProcessVote(GrantVote vote);
