public override IList <TopologyVersion> GetTopologyVersions(IList <string> partitionFqdns)
{
if (partitionFqdns == null)
{
throw new ArgumentNullException("partitionFqdns");
}
ExTraceGlobals.TopologyProviderTracer.Information <int>((long)this.GetHashCode(), "GetTopologyVersions. Partitions {0}", partitionFqdns.Count);
TopologyVersion[] array = new TopologyVersion[partitionFqdns.Count];
LdapTopologyProvider.MiniTopology miniTopology = null;
for (int i = 0; i < partitionFqdns.Count; i++)
{
TopologyProvider.EnforceNonEmptyPartition(partitionFqdns[i]);
int version = 1;
if (this.topologies.TryGetValue(partitionFqdns[i], out miniTopology))
{
version = miniTopology.Version;
}
array[i] = new TopologyVersion(partitionFqdns[i], version);
}
if (ExTraceGlobals.TopologyProviderTracer.IsTraceEnabled(TraceType.InfoTrace))
{
ExTraceGlobals.TopologyProviderTracer.Information <string>((long)this.GetHashCode(), "GetTopologyVersions. Partitions {0}", string.Join(",", (object[])array));
}
return(array);
}
protected override IList <ADServerInfo> InternalGetServersForRole(string partitionFqdn, IList <string> currentlyUsedServers, ADServerRole role, int serversRequested, bool forestWideAffinityRequested = false)
{
LdapTopologyProvider.MiniTopology miniTopology = new LdapTopologyProvider.MiniTopology(partitionFqdn);
miniTopology = this.topologies.GetOrAdd(partitionFqdn, miniTopology);
if (ExTraceGlobals.TopologyProviderTracer.IsTraceEnabled(TraceType.DebugTrace))
{
ExTraceGlobals.TopologyProviderTracer.TraceDebug((long)this.GetHashCode(), "PartitionFqdn {0}. GetServersForRole {1}, {2} current: [{3}], need {4} servers", new object[]
{
partitionFqdn,
role,
currentlyUsedServers.Count,
string.Join(",", currentlyUsedServers ?? Enumerable.Empty <string>()),
serversRequested
});
}
ADServerInfo adserverInfo = null;
if (miniTopology.DCInfo == null)
{
adserverInfo = this.GetDirectoryServer(partitionFqdn, ADRole.DomainController);
miniTopology.SetServerInfo(adserverInfo, ADServerRole.DomainController);
miniTopology.IncrementTopologyVersion();
adserverInfo = null;
}
switch (role)
{
case ADServerRole.GlobalCatalog:
adserverInfo = miniTopology.GCInfo;
if (adserverInfo == null)
{
adserverInfo = this.GetDirectoryServer(partitionFqdn, ADRole.GlobalCatalog);
miniTopology.SetServerInfo(adserverInfo, role);
miniTopology.IncrementTopologyVersion();
}
break;
case ADServerRole.DomainController:
case ADServerRole.ConfigurationDomainController:
adserverInfo = ((ADServerRole.DomainController == role) ? miniTopology.DCInfo : miniTopology.CDCInfo);
if (adserverInfo == null)
{
adserverInfo = this.GetDirectoryServer(partitionFqdn, ADRole.DomainController);
miniTopology.SetServerInfo(adserverInfo, role);
miniTopology.IncrementTopologyVersion();
}
break;
}
ExTraceGlobals.TopologyProviderTracer.TraceDebug <string, string>((long)this.GetHashCode(), "PartitionFqdn {0}. GetServerForRole returning 1 server {1}", partitionFqdn, adserverInfo.FqdnPlusPort);
ADProviderPerf.AddDCInstance(adserverInfo.Fqdn);
ADServerInfo adserverInfo2 = (ADServerInfo)adserverInfo.Clone();
adserverInfo2.Mapping = (adserverInfo2.Fqdn.Equals((currentlyUsedServers == null || currentlyUsedServers.Count == 0) ? string.Empty : currentlyUsedServers[0], StringComparison.OrdinalIgnoreCase) ? 0 : -1);
return(new List <ADServerInfo>
{
adserverInfo2
});
}
public override void SetConfigDC(string partitionFqdn, string serverName, int port)
{
base.SetConfigDC(partitionFqdn, serverName, port);
ExTraceGlobals.TopologyProviderTracer.TraceDebug <string, string, int>((long)this.GetHashCode(), "PartitionFqdn {0} setting Config DC to {1}:{2}", partitionFqdn, serverName, port);
LdapTopologyProvider.MiniTopology miniTopology = new LdapTopologyProvider.MiniTopology(partitionFqdn);
miniTopology = this.topologies.GetOrAdd(partitionFqdn, miniTopology);
miniTopology.SetServerInfo(new ADServerInfo(serverName, partitionFqdn, port, null, 100, AuthType.Kerberos, true), ADServerRole.ConfigurationDomainController);
miniTopology.IncrementTopologyVersion();
ADProviderPerf.AddDCInstance(serverName);
}
public override void ReportServerDown(string partitionFqdn, string serverName, ADServerRole role)
{
if (string.IsNullOrEmpty(serverName))
{
ExTraceGlobals.TopologyProviderTracer.TraceWarning <string>((long)this.GetHashCode(), "PartitionFqdn {0}. ServerName is null or empty", partitionFqdn);
return;
}
ArgumentValidator.ThrowIfNullOrEmpty("partitionFqdn", partitionFqdn);
ArgumentValidator.ThrowIfNullOrEmpty("serverName", serverName);
ExTraceGlobals.TopologyProviderTracer.TraceWarning <string, string, ADServerRole>((long)this.GetHashCode(), "PartitionFqdn {0}. {1} is down for role {2}. If this server is part of topology we will bump topology version.", partitionFqdn, serverName, role);
LdapTopologyProvider.MiniTopology miniTopology = null;
if (!this.topologies.TryGetValue(partitionFqdn, out miniTopology))
{
ExTraceGlobals.TopologyProviderTracer.TraceWarning <string>((long)this.GetHashCode(), "PartitionFqdn {0} NOT FOUND.", partitionFqdn);
return;
}
ADServerInfo dcinfo = miniTopology.DCInfo;
ADServerInfo cdcinfo = miniTopology.CDCInfo;
ADServerInfo gcinfo = miniTopology.GCInfo;
ADServerRole adserverRole = ADServerRole.None;
if (dcinfo != null && serverName.Equals(dcinfo.Fqdn, StringComparison.OrdinalIgnoreCase))
{
miniTopology.ResetServerInfoForRole(ADServerRole.DomainController);
adserverRole |= ADServerRole.DomainController;
}
if (cdcinfo != null && serverName.Equals(cdcinfo.Fqdn, StringComparison.OrdinalIgnoreCase))
{
miniTopology.ResetServerInfoForRole(ADServerRole.ConfigurationDomainController);
adserverRole |= ADServerRole.ConfigurationDomainController;
}
if (gcinfo != null && gcinfo.Fqdn.Equals(serverName, StringComparison.OrdinalIgnoreCase))
{
miniTopology.ResetServerInfoForRole(ADServerRole.GlobalCatalog);
adserverRole |= ADServerRole.GlobalCatalog;
}
if (adserverRole != ADServerRole.None)
{
miniTopology.IncrementTopologyVersion();
}
ExTraceGlobals.TopologyProviderTracer.TraceDebug <string, ADServerRole, int>((long)this.GetHashCode(), "PartitionFqdn {0}. Role(s) {1} were reported as down. Topology version change {2}.", partitionFqdn, adserverRole, miniTopology.Version);
}
