public async Task SyncCluster()
{
try
{
IEnumerable <NodeServer> registeredNodes = await NodeSettingsAccessFactory.Get().GetNodesAsync();
IEnumerable <NodeServer> clusterNodes = _clusterManager.NodeComponentDistribution.Keys;
// remove nodes that are no longer desired
var nodesToRemove = clusterNodes.Where(x => !registeredNodes.Select(rn => rn.NetworkName).Contains(x.NetworkName));
if (nodesToRemove.Any())
{
nodesToRemove //.AsParallel()
//.ForAll(async node => await _clusterManager.ShrinkClusterAsync(node));
.Select(async node => await _clusterManager.ShrinkClusterAsync(node))
.ToList();
}
// expand cluster using new nodes
var newNodes = registeredNodes.Where(x => !clusterNodes.Select(cn => cn.NetworkName).Contains(x.NetworkName));
if (newNodes.Any())
{
newNodes //.AsParallel()
//.ForAll(async node => await _clusterManager.ExpandClusterAsync(node));
.Select(async node => await _clusterManager.ExpandClusterAsync(node))
.ToList();
}
// sync remaining nodes
var remainingNodes = registeredNodes.Where(x => !newNodes.Select(nc => nc.NetworkName).Contains(x.NetworkName));
if (remainingNodes.Any())
{
remainingNodes //.AsParallel()
//.ForAll(async node => await _clusterManager.SyncNode(node));
.Select(async node => await _clusterManager.SyncNode(node))
.ToList();
}
}
finally
{
}
}
