internal static List <ADObjectId> GetOrderedServerIdsForDatabase(IFindAdObject <IADDatabaseAvailabilityGroup> dagLookup, IADDatabase database, out Exception exception)
{
List <ADObjectId> masterServerIdsForDatabase = ActiveManagerUtil.GetMasterServerIdsForDatabase(dagLookup, database, out exception);
if (exception != null)
{
return(masterServerIdsForDatabase);
}
if (masterServerIdsForDatabase == null || masterServerIdsForDatabase.Count == 0)
{
ExTraceGlobals.ActiveManagerClientTracer.TraceError <string>(0L, "Database {0} master is pointing to a non-existent/deleted server or DAG, the database has been deleted, or the database object is corrupted in the AD.", database.Name);
exception = new AmDatabaseMasterIsInvalid(database.Name);
return(masterServerIdsForDatabase);
}
int num = -1;
string local = MachineName.Local;
for (int i = 0; i < masterServerIdsForDatabase.Count; i++)
{
if (string.Equals(masterServerIdsForDatabase[i].Name, local, StringComparison.OrdinalIgnoreCase))
{
num = i;
break;
}
}
if (num > 0)
{
ADObjectId value = masterServerIdsForDatabase[num];
masterServerIdsForDatabase[num] = masterServerIdsForDatabase[0];
masterServerIdsForDatabase[0] = value;
}
return(masterServerIdsForDatabase);
}
private bool GetDbLocationInfoByRegistry(Guid databaseId, out DatabaseLocationInfo databaseLocationInfo)
{
databaseLocationInfo = null;
if (this.m_key == null)
{
this.m_key = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\ExchangeServer\\v15\\ActiveManager\\TestOverride", RegistryKeyPermissionCheck.ReadSubTree);
if (this.m_key == null)
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug((long)this.GetHashCode(), "GetServerForDatabase failed opening the registry override key!");
return(false);
}
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug((long)this.GetHashCode(), "Found registry override entry");
}
object value = this.m_key.GetValue(databaseId.ToString());
if (value == null)
{
return(false);
}
string text = value as string;
if (text == null)
{
throw new ArgumentException("Registry override for active server should be a string-typed value", "regValue");
}
string[] array = text.Split(new char[]
{
'|'
});
int num = array.Length;
if (num == 3)
{
databaseLocationInfo = new DatabaseLocationInfo(array[0], array[1], ActiveManagerUtil.GetServerSiteFromServer(LocalServer.GetServer()), new ServerVersion(int.Parse(array[2], CultureInfo.InvariantCulture)), false);
return(true);
}
if (num != 9)
{
throw new ArgumentException("Registry override for active server should be in a \"<fqdn>|<legacyDN>|<version>|<lastMountedServerFqdn>|<lastMountedServerLegacyDN>|<databaseLegacyDN>|<mountedTime>|<serverVersion>|<isHA>\" format", "databaseId");
}
databaseLocationInfo = new DatabaseLocationInfo(array[0], array[1], array[2], array[3], array[4], array[1], string.Empty, false, false, string.IsNullOrEmpty(array[5]) ? Guid.Empty : new Guid(array[5]), DateTime.Parse(array[6]), null, ActiveManagerUtil.GetServerSiteFromServer(LocalServer.GetServer()), new ServerVersion(int.Parse(array[7], CultureInfo.InvariantCulture)), MailboxRelease.None, DatabaseLocationInfoResult.Success, bool.Parse(array[8]));
return(true);
}
internal DatabaseLocationInfo(Server server, bool isDatabaseHighlyAvailable) : this(server.Fqdn, server.ExchangeLegacyDN, ActiveManagerUtil.GetServerSiteFromServer(server), server.AdminDisplayVersion, isDatabaseHighlyAvailable)
{
this.serverGuid = new Guid?(server.Guid);
}
internal static void GetServerInformationForDatabaseInternal(IADDatabase database, DatabaseLocationInfo minimalLocationInfo, IFindMiniServer findMiniServer)
{
Guid guid = database.Guid;
string lastMountedServerFqdn = minimalLocationInfo.LastMountedServerFqdn;
IADServer iadserver = null;
ADObjectId adobjectId = null;
string serverFqdn = minimalLocationInfo.ServerFqdn;
if (serverFqdn != null)
{
iadserver = findMiniServer.FindMiniServerByFqdn(serverFqdn);
}
else
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug <string>(0L, "GetServerInformationForDatabaseInternal({0}) is falling back to database.Server from AD, which may be stale.", database.Name);
iadserver = findMiniServer.ReadMiniServerByObjectId(database.Server);
}
if (iadserver == null)
{
throw new UnableToFindServerForDatabaseException(database.Name, guid.ToString());
}
ADObjectId serverSiteFromMiniServer = ActiveManagerUtil.GetServerSiteFromMiniServer(iadserver);
string fqdn = iadserver.Fqdn;
if (iadserver.IsExchange2007OrLater && (serverSiteFromMiniServer == null || string.IsNullOrEmpty(fqdn) || (iadserver.IsExchange2007OrLater && !iadserver.IsMailboxServer)))
{
throw new UnableToFindServerForDatabaseException(database.Name, guid.ToString());
}
if (string.Equals(lastMountedServerFqdn, serverFqdn, StringComparison.OrdinalIgnoreCase))
{
adobjectId = iadserver.Id;
}
else
{
adobjectId = ActiveManagerImplementation.TryGetServerIdByFqdn(findMiniServer, lastMountedServerFqdn);
}
if (adobjectId == null)
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug <ADObjectId>(0L, "lastMountedServer was null. Setting to the current server ({0}).", iadserver.Id);
adobjectId = iadserver.Id;
}
DatabaseLocationInfoResult requestResult = DatabaseLocationInfoResult.Success;
IADServer iadserver2 = null;
if (iadserver.Id.Equals(adobjectId))
{
iadserver2 = iadserver;
}
else
{
try
{
iadserver2 = findMiniServer.ReadMiniServerByObjectId(adobjectId);
}
catch (ADTransientException arg)
{
ActiveManagerImplementation.Tracer.TraceDebug <ADTransientException>(0L, "ReadMiniServer() threw an ADTransientException: {0}", arg);
}
}
IADToplogyConfigurationSession adSession = findMiniServer.AdSession;
IADSite iadsite = ActiveManagerImplementation.RetrieveLocalSite(adSession);
if (iadsite == null)
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug(0L, "GetServerForDatabase detected an Unknown state! adSession.GetLocalSite() is null.");
requestResult = DatabaseLocationInfoResult.Unknown;
}
else if (iadserver2 == null)
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug <ADObjectId>(0L, "GetServerForDatabase detected an Unknown state! lastMountedServerId ({0}) could not be resolved.", adobjectId);
requestResult = DatabaseLocationInfoResult.Unknown;
}
else if (!iadserver.Id.Equals(adobjectId))
{
ADObjectId serverSiteFromMiniServer2 = ActiveManagerUtil.GetServerSiteFromMiniServer(iadserver2);
if (serverSiteFromMiniServer == serverSiteFromMiniServer2 || (serverSiteFromMiniServer != null && serverSiteFromMiniServer.Equals(serverSiteFromMiniServer2)))
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug(0L, "GetServerForDatabase detected InTransitSameSite! masterServer (name={0},site={1}), lastMountedServer (name={2},site={3}.", new object[]
{
iadserver.Id,
serverSiteFromMiniServer,
adobjectId,
serverSiteFromMiniServer2
});
requestResult = DatabaseLocationInfoResult.InTransitSameSite;
}
else
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug(0L, "GetServerForDatabase detected InTransitCrossSite! masterServer (name={0},site={1}), lastMountedServer (name={2},site={3}.", new object[]
{
iadserver.Id,
serverSiteFromMiniServer,
adobjectId,
serverSiteFromMiniServer2
});
requestResult = DatabaseLocationInfoResult.InTransitCrossSite;
}
}
else if (!iadsite.Id.Equals(serverSiteFromMiniServer))
{
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug <ADObjectId, ADObjectId>(0L, "GetServerForDatabase detected a SiteViolation! GetLocalSite().Id != serverSiteId ({0} != {1}).", iadsite.Id, serverSiteFromMiniServer);
requestResult = DatabaseLocationInfoResult.SiteViolation;
}
string exchangeLegacyDN = iadserver.ExchangeLegacyDN;
ServerVersion adminDisplayVersion = iadserver.AdminDisplayVersion;
Guid objectGuid = iadserver.Id.ObjectGuid;
string exchangeLegacyDN2 = iadserver2.ExchangeLegacyDN;
iadserver2 = null;
ExTraceGlobals.ActiveManagerClientTracer.TraceDebug <Guid>(0L, "GetServerInformationForDatabaseInternal: Updating the location information for {0} in place.", guid);
ADObjectId mailboxPublicFolderDatabase = database.MailboxPublicFolderDatabase;
minimalLocationInfo.UpdateInPlace(fqdn, exchangeLegacyDN, minimalLocationInfo.LastMountedServerFqdn, exchangeLegacyDN2, database.ExchangeLegacyDN, database.RpcClientAccessServerLegacyDN, database.Name, database.IsPublicFolderDatabase, database.Recovery, (mailboxPublicFolderDatabase != null) ? mailboxPublicFolderDatabase.ObjectGuid : Guid.Empty, minimalLocationInfo.MountedTime, new Guid?(objectGuid), serverSiteFromMiniServer, adminDisplayVersion, iadserver.MailboxRelease, requestResult, minimalLocationInfo.IsDatabaseHighlyAvailable);
}
