public Task GetClusterTopology()
{
using (ServerStore.ContextPool.AllocateOperationContext(out TransactionOperationContext context))
using (context.OpenReadTransaction())
{
var topology = ServerStore.GetClusterTopology(context);
var nodeTag = ServerStore.NodeTag;
if (topology.Members.Count == 0)
{
var tag = ServerStore.NodeTag ?? "A";
var serverUrl = ServerStore.NodeHttpServerUrl;
topology = new ClusterTopology(
"dummy",
new Dictionary <string, string>
{
[tag] = serverUrl
},
new Dictionary <string, string>(),
new Dictionary <string, string>(),
tag
);
nodeTag = tag;
}
HttpContext.Response.StatusCode = (int)HttpStatusCode.OK;
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
var loadLicenseLimits = ServerStore.LoadLicenseLimits();
var nodeLicenseDetails = loadLicenseLimits == null ?
null : DynamicJsonValue.Convert(loadLicenseLimits.NodeLicenseDetails);
var json = new DynamicJsonValue
{
["Topology"] = topology.ToSortedJson(),
["Leader"] = ServerStore.LeaderTag,
["CurrentState"] = ServerStore.CurrentRachisState,
["NodeTag"] = nodeTag,
["CurrentTerm"] = ServerStore.Engine.CurrentTerm,
["NodeLicenseDetails"] = nodeLicenseDetails,
[nameof(ServerStore.Engine.LastStateChangeReason)] = ServerStore.LastStateChangeReason()
};
var clusterErrors = ServerStore.GetClusterErrors();
if (clusterErrors.Count > 0)
{
json["Errors"] = clusterErrors;
}
var nodesStatues = ServerStore.GetNodesStatuses();
json["Status"] = DynamicJsonValue.Convert(nodesStatues);
context.Write(writer, json);
writer.Flush();
}
}
return(Task.CompletedTask);
}
public Task GetClusterTopology()
{
using (ServerStore.ContextPool.AllocateOperationContext(out TransactionOperationContext context))
using (context.OpenReadTransaction())
{
var topology = ServerStore.GetClusterTopology(context);
var nodeTag = ServerStore.NodeTag;
if (topology.AllNodes.Count == 0)
{
var tag = ServerStore.NodeTag ?? "A";
var serverUrl = ServerStore.GetNodeHttpServerUrl(HttpContext.Request.GetClientRequestedNodeUrl());
topology = new ClusterTopology(
topology.TopologyId ?? "dummy",
new Dictionary <string, string>
{
[tag] = serverUrl
},
new Dictionary <string, string>(),
new Dictionary <string, string>(),
tag,
-1L
);
nodeTag = tag;
}
else
{
var isClientIndependent = GetBoolValueQueryString("clientIndependent", false) ?? false;
if (isClientIndependent == false && HttpContext.Items.TryGetValue(nameof(LocalEndpointClient.DebugPackage), out var _) == false)
{
topology.ReplaceCurrentNodeUrlWithClientRequestedNodeUrlIfNecessary(ServerStore, HttpContext);
}
}
HttpContext.Response.StatusCode = (int)HttpStatusCode.OK;
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
var loadLicenseLimits = ServerStore.LoadLicenseLimits();
var nodeLicenseDetails = loadLicenseLimits == null ?
null : DynamicJsonValue.Convert(loadLicenseLimits.NodeLicenseDetails);
var json = new DynamicJsonValue
{
[nameof(ClusterTopologyResponse.Topology)] = topology.ToSortedJson(),
[nameof(ClusterTopologyResponse.Etag)] = topology.Etag,
[nameof(ClusterTopologyResponse.Leader)] = ServerStore.LeaderTag,
["LeaderShipDuration"] = ServerStore.Engine.CurrentLeader?.LeaderShipDuration,
["CurrentState"] = ServerStore.CurrentRachisState,
[nameof(ClusterTopologyResponse.NodeTag)] = nodeTag,
["CurrentTerm"] = ServerStore.Engine.CurrentTerm,
["NodeLicenseDetails"] = nodeLicenseDetails,
[nameof(ServerStore.Engine.LastStateChangeReason)] = ServerStore.LastStateChangeReason()
};
var clusterErrors = ServerStore.GetClusterErrors();
if (clusterErrors.Count > 0)
{
json["Errors"] = clusterErrors;
}
var nodesStatues = ServerStore.GetNodesStatuses();
json["Status"] = DynamicJsonValue.Convert(nodesStatues);
context.Write(writer, json);
writer.Flush();
}
}
return(Task.CompletedTask);
}
