private async System.Threading.Tasks.Task BroadcastElectedLeaderAsync(CDN.GRPC.protobuf.ElectedLeader electedLeader)
{
var LstNodes = zKService.GetClusterNodes(BOD.NodeDetails.ClusterName);
var clients = CreateGRPCClients(LstNodes.Where(p => p.Key < electedLeader.Priority).ToList());
foreach (var client in clients)
{
_ = await client.Client.BroadcastElectedLeaderAsync(electedLeader);
client.Stop_Channel();
}
}
private async System.Threading.Tasks.Task ProceedToElectionAsync(List <KeyValuePair <long, string> > lstSelected)
{
Console.WriteLine("Leader Election Started");
var clients = CreateGRPCClients(lstSelected);
var response = SendLeaderElectionRequest(clients);//true=have higher nodes
if (response.Result)
{
return;
}
else
{
var electedLeader = new CDN.GRPC.protobuf.ElectedLeader()
{
IpAddress = BOD.NodeDetails.Ip, Priority = BOD.NodeDetails.Priority
};
BOD.NodeDetails.LeaderNode = BOD.NodeDetails.Ip;
zKService.CreateLeaderNode(BOD.NodeDetails.LeaderNode);
zKService.SetDataToNode($"/{BOD.NodeDetails.ClusterName}", BOD.NodeDetails.Ip);
Console.WriteLine("Elected as Leader :" + BOD.NodeDetails.LeaderNode);
await BroadcastElectedLeaderAsync(electedLeader);
}
}
