// Token: 0x06004F88 RID: 20360 RVA: 0x0012586C File Offset: 0x00123A6C
internal static List <TopologySite> OrderDestinationSites(ICollection <TopologySite> sites, TopologySite sourceSite, ICollection <TopologySite> destinationSites)
{
int num = (sites == null) ? 0 : sites.Count;
int num2 = (destinationSites == null) ? 0 : destinationSites.Count;
Dictionary <TopologySite, int> costMap = new Dictionary <TopologySite, int>(num + num2);
if (num != 0 && num2 != 0 && sourceSite != null)
{
foreach (TopologySite key in sites)
{
costMap[key] = int.MaxValue;
}
foreach (TopologySite key2 in destinationSites)
{
costMap[key2] = int.MaxValue;
}
costMap[sourceSite] = 0;
List <TopologySite> list = new List <TopologySite>(costMap.Count);
list.Add(sourceSite);
while (list.Count > 0)
{
list.Sort((TopologySite a, TopologySite b) => costMap[b].CompareTo(costMap[a]));
TopologySite topologySite = list[list.Count - 1];
list.RemoveAt(list.Count - 1);
foreach (ITopologySiteLink topologySiteLink in topologySite.TopologySiteLinks)
{
TopologySiteLink topologySiteLink2 = (TopologySiteLink)topologySiteLink;
foreach (ITopologySite topologySite2 in topologySiteLink2.TopologySites)
{
TopologySite topologySite3 = (TopologySite)topologySite2;
if (topologySite3 != topologySite && costMap.ContainsKey(topologySite3))
{
int num3 = costMap[topologySite] + topologySiteLink2.Cost;
if (num3 < costMap[topologySite3])
{
costMap[topologySite3] = num3;
if (!list.Contains(topologySite3))
{
list.Add(topologySite3);
}
}
}
}
}
}
}
List <TopologySite> list2 = new List <TopologySite>(num2);
foreach (TopologySite item in costMap.Keys)
{
if (destinationSites.Contains(item))
{
list2.Add(item);
}
}
list2.Sort((TopologySite a, TopologySite b) => costMap[a].CompareTo(costMap[b]));
return(list2);
}
public TopologySite FindClosestDestinationSite(TopologySite sourceSite, ICollection <TopologySite> destinationSites)
{
if (destinationSites == null || destinationSites.Count == 0)
{
return(null);
}
if (sourceSite == null || destinationSites.Contains(sourceSite))
{
return(sourceSite);
}
ReadOnlyCollection <TopologySite> sitesSortedByCostFromSite = this.GetSitesSortedByCostFromSite(sourceSite);
foreach (TopologySite topologySite in sitesSortedByCostFromSite)
{
if (destinationSites.Contains(topologySite))
{
return(topologySite);
}
}
return(null);
}
// Token: 0x06004F87 RID: 20359 RVA: 0x001252FC File Offset: 0x001234FC
private void BuildInitialLinks()
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Creating topology objects and building links", 18613);
this.aDServerSiteDictionary = new Dictionary <string, TopologySite>(StringComparer.OrdinalIgnoreCase);
this.siteADServerDictionary = new Dictionary <string, List <ADServer> >(StringComparer.OrdinalIgnoreCase);
this.topoSites = new List <TopologySite>(this.sites.Count);
this.topoSiteLinks = new List <TopologySiteLink>(this.siteLinks.Count);
this.siteDictionary = new Dictionary <string, TopologySite>(this.sites.Count, StringComparer.OrdinalIgnoreCase);
this.topoServers = new List <TopologyServer>(this.servers.Count);
Dictionary <TopologySite, List <ITopologySiteLink> > dictionary = new Dictionary <TopologySite, List <ITopologySiteLink> >(this.sites.Count);
bool flag = ExchangeTopologyDiscovery.IncludeADServers(this.topologyScope);
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Creating TopologySites and hash them by site DN", 22709);
foreach (ADSite site in this.sites)
{
TopologySite topologySite = new TopologySite(site);
this.siteDictionary.Add(topologySite.DistinguishedName, topologySite);
dictionary.Add(topologySite, new List <ITopologySiteLink>());
this.topoSites.Add(topologySite);
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Creating TopologySiteLinks and filling the TopologySites collection", 30901);
foreach (ADSiteLink adsiteLink in this.siteLinks)
{
TopologySiteLink topologySiteLink = new TopologySiteLink(adsiteLink);
List <ITopologySite> list = new List <ITopologySite>(topologySiteLink.Sites.Count);
foreach (ADObjectId adobjectId in topologySiteLink.Sites)
{
TopologySite topologySite2 = null;
if (!this.siteDictionary.TryGetValue(adobjectId.DistinguishedName, out topologySite2))
{
ExTraceGlobals.ExchangeTopologyTracer.TraceWarning <string, string>(0L, "Site link {0} points to nonexistent site {1} (likely a transient replication issue). Ignoring this pointer.", adsiteLink.Name, adobjectId.DistinguishedName);
}
else
{
list.Add(topologySite2);
dictionary[topologySite2].Add(topologySiteLink);
}
}
topologySiteLink.TopologySites = new ReadOnlyCollection <ITopologySite>(list);
this.topoSiteLinks.Add(topologySiteLink);
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Filling each site's TopologySiteLinks collection", 16565);
foreach (TopologySite topologySite3 in this.topoSites)
{
List <ITopologySiteLink> list2 = null;
if (!dictionary.TryGetValue(topologySite3, out list2))
{
if (this.topoSites.Count > 1)
{
ExTraceGlobals.ExchangeTopologyTracer.TraceWarning <string>(0L, "Site {0} is not linked to any sites.", topologySite3.Name);
}
list2 = new List <ITopologySiteLink>();
}
topologySite3.TopologySiteLinks = new ReadOnlyCollection <ITopologySiteLink>(list2);
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Creating TopologyServers", 24757);
foreach (MiniTopologyServer server in this.servers)
{
TopologyServer item = new TopologyServer(server);
this.topoServers.Add(item);
}
if (flag)
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Filling the ADServerSite dictionary with domain controller site mappings", 28853);
foreach (ADServer adserver in this.aDServers)
{
string distinguishedName = adserver.Id.Parent.Parent.DistinguishedName;
TopologySite topologySite4;
if (!this.siteDictionary.TryGetValue(distinguishedName, out topologySite4))
{
ExTraceGlobals.ExchangeTopologyTracer.TraceWarning <string, string>(0L, "AD Server {0} points to nonexistent site {1} (likely a replication issue).", adserver.DnsHostName, distinguishedName);
}
else
{
this.aDServerSiteDictionary[adserver.DnsHostName] = topologySite4;
this.aDServerSiteDictionary[adserver.Name] = topologySite4;
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug <string, string>(0L, "ADServer {0} is assigned a static site {1}.", adserver.DnsHostName, topologySite4.Name);
List <ADServer> list3;
if (!this.siteADServerDictionary.TryGetValue(distinguishedName, out list3))
{
list3 = new List <ADServer>();
this.siteADServerDictionary.Add(distinguishedName, list3);
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug <string>(0L, "Adding site {0} to the siteADServerDictionary.", topologySite4.Name);
}
list3.Add(adserver);
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug <string, string>(0L, "Adding ADServer {0} to the siteADServerDictionary under site {1}.", adserver.DnsHostName, topologySite4.Name);
}
}
}
}
public ReadOnlyCollection <TopologySite> GetSitesSortedByCostFromSite(TopologySite sourceSite)
{
return(new ReadOnlyCollection <TopologySite>(ExchangeTopologyDiscovery.OrderDestinationSites(this.allTopologySites, sourceSite, this.allTopologySites)));
}
internal ExchangeTopology(DateTime discoveryStarted, ExchangeTopologyScope topologyScope, ReadOnlyCollection <TopologyServer> allTopologyServers, ReadOnlyCollection <TopologySite> allTopologySites, ReadOnlyCollection <TopologySiteLink> allTopologySiteLinks, ReadOnlyCollection <MiniVirtualDirectory> allVirtualDirectories, ReadOnlyCollection <MiniEmailTransport> allEmailTransports, ReadOnlyCollection <MiniReceiveConnector> allSmtpReceiveConnectors, ReadOnlyCollection <ADServer> allAdServers, Dictionary <string, TopologySite> aDServerSiteDictionary, Dictionary <string, ReadOnlyCollection <ADServer> > siteADServerDictionary, Dictionary <string, TopologySite> siteDictionary, string localServerFqdn)
{
this.discoveryStarted = discoveryStarted;
this.topologyScope = topologyScope;
this.allTopologyServers = allTopologyServers;
this.allTopologySites = allTopologySites;
this.allTopologySiteLinks = allTopologySiteLinks;
this.allVirtualDirectories = allVirtualDirectories;
this.allEmailTransports = allEmailTransports;
this.allSmtpReceiveConnectors = allSmtpReceiveConnectors;
this.aDServerSiteDictionary = aDServerSiteDictionary;
this.siteADServerDictionary = siteADServerDictionary;
this.whenCreated = DateTime.UtcNow;
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int>(0L, "PFD ADPEXT {0} - Creating ExchangeTopology for public consumption", 25525);
this.exchangeServerDictionary = new Dictionary <string, TopologyServer>(this.allTopologyServers.Count, StringComparer.OrdinalIgnoreCase);
foreach (TopologyServer topologyServer in this.allTopologyServers)
{
this.exchangeServerDictionary.Add(topologyServer.Id.DistinguishedName, topologyServer);
if (this.localServer == null && string.Compare(localServerFqdn, topologyServer.Fqdn, StringComparison.OrdinalIgnoreCase) == 0)
{
this.localServer = topologyServer;
}
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string>(0L, "PFD ADPEXT {0} - The local server is {1}", 17333, (this.localServer != null) ? this.localServer.Fqdn : "<undefined>");
if (this.localServer != null)
{
this.localSite = this.localServer.TopologySite;
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug <string>(0L, "Local site: {0}", (this.localSite != null) ? this.localSite.Name : "none");
}
else
{
string siteName = NativeHelpers.GetSiteName(false);
if (string.IsNullOrEmpty(siteName))
{
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug(0L, "Computer doesn't belong to any site");
}
else
{
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug <string>(0L, "GetSiteName returned: {0}", siteName);
foreach (TopologySite topologySite in this.allTopologySites)
{
if (string.Compare(topologySite.Name, siteName) == 0)
{
this.localSite = topologySite;
ExTraceGlobals.ExchangeTopologyTracer.TraceDebug <string>(0L, "Local site: {0}", this.localSite.Name);
break;
}
}
}
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string>(0L, "PFD ADPEXT {0} - The local site is {1}", 31669, (this.localSite != null) ? this.localSite.Name : "<undefined>");
if (allAdServers != null)
{
this.adServerDictionary = new Dictionary <string, ADServer>(allAdServers.Count, StringComparer.OrdinalIgnoreCase);
foreach (ADServer adserver in allAdServers)
{
this.adServerDictionary.Add(adserver.DnsHostName, adserver);
}
}
if (ExTraceGlobals.ExchangeTopologyTracer.IsTraceEnabled(TraceType.PfdTrace))
{
foreach (TopologyServer topologyServer2 in this.allTopologyServers)
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string, string>((long)this.GetHashCode(), "PFD ADPEXT {0} - Server: {1} belongs to {2}", 23477, topologyServer2.Name, (topologyServer2.TopologySite == null) ? "no site" : topologyServer2.TopologySite.Name);
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string, string>((long)this.GetHashCode(), "PFD ADPEXT {0} - Server: FQDN for {1} is {2}", 22453, topologyServer2.Name, topologyServer2.Fqdn);
}
foreach (TopologySite topologySite2 in this.allTopologySites)
{
StringBuilder stringBuilder = new StringBuilder();
foreach (ITopologySiteLink topologySiteLink in topologySite2.TopologySiteLinks)
{
TopologySiteLink topologySiteLink2 = (TopologySiteLink)topologySiteLink;
stringBuilder.Append(topologySiteLink2.Name);
stringBuilder.Append(", ");
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string, StringBuilder>((long)this.GetHashCode(), "PFD ADPEXT {0} - Site: {1} links to {2}", 30645, topologySite2.Name, stringBuilder);
}
foreach (TopologySiteLink topologySiteLink3 in this.allTopologySiteLinks)
{
StringBuilder stringBuilder2 = new StringBuilder();
foreach (ITopologySite topologySite3 in topologySiteLink3.TopologySites)
{
TopologySite topologySite4 = (TopologySite)topologySite3;
stringBuilder2.Append(topologySite4.Name);
stringBuilder2.Append(", ");
}
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string, StringBuilder>((long)this.GetHashCode(), "PFD ADPEXT {0} - SiteLink: {1} connects {2}", 19381, topologySiteLink3.Name, stringBuilder2);
}
if (this.allVirtualDirectories != null)
{
foreach (MiniVirtualDirectory miniVirtualDirectory in this.allVirtualDirectories)
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string, ADObjectId>((long)this.GetHashCode(), "PFD ADPEXT {0} - VirtualDirectory: {1} on {2}", 27573, miniVirtualDirectory.Name, miniVirtualDirectory.Server);
}
}
if (this.allEmailTransports != null)
{
foreach (MiniEmailTransport miniEmailTransport in this.allEmailTransports)
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string>((long)this.GetHashCode(), "PFD ADPEXT {0} - Email Transport: {1}", 63987, miniEmailTransport.Name);
}
}
if (this.allSmtpReceiveConnectors != null)
{
foreach (MiniReceiveConnector miniReceiveConnector in this.allSmtpReceiveConnectors)
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string>((long)this.GetHashCode(), "PFD ADPEXT {0} - SMTP Receive Connector: {1}", 47603, miniReceiveConnector.Name);
}
}
if (allAdServers != null)
{
foreach (ADServer adserver2 in allAdServers)
{
ExTraceGlobals.ExchangeTopologyTracer.TracePfd <int, string, AdName>((long)this.GetHashCode(), "PFD ADPEXT {0} - Domain Controller: {1} on Site {2}", 54149, adserver2.DnsHostName, adserver2.Id.Parent.Parent.Rdn);
}
}
}
}