private bool RunChecks(AmServerName sourceServer, AmServerName targetServer, RpcDatabaseCopyStatus2 status, AmBcsChecks amBcsChecks, out AmBcsChecks completedChecks, ref LocalizedString error)
{
bool flag = this.HasNotBeenTried(targetServer, ref error);
completedChecks = AmBcsChecks.None;
if (flag)
{
if (this.m_bcsContext.ActionCode.IsMountOrRemountOperation && AmServerName.IsEqual(sourceServer, targetServer))
{
AmTrace.Debug("BCS: Target server '{0}' is skipping validation checks to allow mount to take place for database '{1}'.", new object[]
{
targetServer.NetbiosName,
this.m_bcsContext.GetDatabaseNameOrGuid()
});
flag = true;
}
else
{
AmBcsCopyValidation amBcsCopyValidation = new AmBcsCopyValidation(this.m_bcsContext.DatabaseGuid, this.m_bcsContext.GetDatabaseNameOrGuid(), amBcsChecks, sourceServer, targetServer, status, this.m_bcsContext.ErrorLogger, this.m_bcsContext.SkipValidationChecks, this.m_bcsContext.ComponentStateWrapper);
flag = amBcsCopyValidation.RunChecks(ref error);
completedChecks = amBcsCopyValidation.CompletedChecks;
}
}
else
{
AmTrace.Debug("BCS: Target server '{0}' has already been tried for database '{1}'.", new object[]
{
targetServer.NetbiosName,
this.m_bcsContext.GetDatabaseNameOrGuid()
});
}
return(flag);
}
// Token: 0x06000691 RID: 1681 RVA: 0x0001FF30 File Offset: 0x0001E130
private bool IsTotalQueueLengthLessThanMaxThreshold(ref LocalizedString error)
{
string dbName = this.DbName;
RpcDatabaseCopyStatus2 copyStatus = this.CopyStatus;
AmServerName targetServer = this.TargetServer;
bool flag = AmBcsCopyValidation.IsTotalQueueLengthLessThanMaxThreshold(dbName, copyStatus, targetServer, ref error);
if (!flag)
{
this.ReportCopyStatusFailure(AmBcsChecks.TotalQueueLengthMaxAllowed, error);
}
return(flag);
}
// Token: 0x0600068F RID: 1679 RVA: 0x0001FE8C File Offset: 0x0001E08C
private bool IsCopyQueueLengthAcceptable(ref LocalizedString error)
{
string dbName = this.DbName;
RpcDatabaseCopyStatus2 copyStatus = this.CopyStatus;
AmServerName targetServer = this.TargetServer;
bool flag = AmBcsCopyValidation.IsRealCopyQueueLengthAcceptable(dbName, copyStatus, 10, targetServer, ref error);
if (!flag)
{
this.ReportCopyStatusFailure(AmBcsChecks.CopyQueueLength, error);
}
return(flag);
}
// Token: 0x0600068D RID: 1677 RVA: 0x0001FDE4 File Offset: 0x0001DFE4
private bool IsHealthyOrDisconnected(ref LocalizedString error)
{
string dbName = this.DbName;
RpcDatabaseCopyStatus2 copyStatus = this.CopyStatus;
AmServerName targetServer = this.TargetServer;
bool flag = AmBcsCopyValidation.IsHealthyOrDisconnected(dbName, copyStatus, targetServer, ref error);
if (!flag)
{
this.ReportCopyStatusFailure(AmBcsChecks.IsHealthyOrDisconnected, error);
}
return(flag);
}
// Token: 0x06000728 RID: 1832 RVA: 0x00022C0C File Offset: 0x00020E0C
public AmServerName FindNextBestCopy()
{
AmServerName amServerName = null;
LocalizedString error = LocalizedString.Empty;
bool flag = false;
AmBcsChecks amBcsChecks = AmBcsChecks.None;
if (!this.m_fInitialized)
{
this.m_bcsWatch.Start();
try
{
if (this.m_bcsContext.ShouldLogSubactionEvent)
{
ReplayCrimsonEvents.BcsInitiated.LogGeneric(this.m_bcsContext.PrepareSubaction(new object[]
{
this.BestCopySelectionType,
false
}));
}
bool fDbNeverMounted = false;
this.m_perfTracker.RunTimedOperation(BcsOperation.HasDatabaseBeenMounted, delegate
{
fDbNeverMounted = !AmBestCopySelectionHelper.HasDatabaseBeenMounted(this.m_bcsContext.DatabaseGuid, this.m_amConfig);
this.m_bcsContext.DatabaseNeverMounted = fDbNeverMounted;
});
AmBcsServerValidation serverValidator = new AmBcsServerValidation(this.m_targetServerName, this.m_bcsContext.SourceServerName, this.m_bcsContext.Database, this.m_amConfig, this.m_bcsContext.ErrorLogger, null);
AmBcsServerChecks serverChecks = AmBcsServerValidation.GetServerValidationChecks(this.m_bcsContext.ActionCode, true);
bool serverChecksPassed = false;
this.m_perfTracker.RunTimedOperation(BcsOperation.DetermineServersToContact, delegate
{
serverChecksPassed = serverValidator.RunChecks(serverChecks, ref error);
});
if (!serverChecksPassed)
{
goto IL_39C;
}
if (!fDbNeverMounted && !this.m_bcsContext.ActionCode.IsMountOrRemountOperation)
{
List <AmServerName> serversToContact = new List <AmServerName>(2);
serversToContact.Add(this.m_targetServerName);
if (!AmServerName.IsEqual(this.m_bcsContext.SourceServerName, this.m_targetServerName) && (this.m_bcsContext.SkipValidationChecks & AmBcsSkipFlags.SkipActiveCopyChecks) == AmBcsSkipFlags.None)
{
serversToContact.Add(this.m_bcsContext.SourceServerName);
}
this.m_perfTracker.RunTimedOperation(BcsOperation.GetCopyStatusRpc, delegate
{
this.ConstructBcsStatusTable(serversToContact);
});
AmBcsServerFailureLogger amBcsServerFailureLogger = this.m_bcsContext.ErrorLogger as AmBcsServerFailureLogger;
string concatenatedErrorString = amBcsServerFailureLogger.GetConcatenatedErrorString();
if (concatenatedErrorString != null)
{
error = new LocalizedString(concatenatedErrorString);
goto IL_39C;
}
}
this.m_fInitialized = true;
}
finally
{
this.m_bcsWatch.Stop();
this.m_perfTracker.RecordDuration(BcsOperation.BcsOverall, this.m_bcsWatch.Elapsed);
this.m_perfTracker.LogEvent();
}
}
if (this.TargetHasBeenTried(ref error))
{
this.m_bcsContext.ErrorLogger.ReportServerFailure(this.m_targetServerName, "CopyHasBeenTriedCheck", error, false);
}
else
{
if (this.m_bcsContext.ActionCode.IsMountOrRemountOperation)
{
amBcsChecks = AmBcsChecks.None;
AmTrace.Debug("BCS: FindNextBestCopy: Skipping validation checks for Database '{0}' on server '{1}'.", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid(),
this.m_targetServerName
});
}
else if (this.m_bcsContext.DatabaseNeverMounted)
{
amBcsChecks = AmBcsChecks.IsPassiveCopy;
AmTrace.Debug("BCS: FindNextBestCopy: Database '{0}' has never been mounted. Running non-status related checks.", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid()
});
}
else
{
if (!this.CheckActiveForMove(ref error))
{
goto IL_39C;
}
amBcsChecks = (AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.CopyQueueLength | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.MaxActivesUnderPreferredLimit);
}
RpcDatabaseCopyStatus2 copyStatus = null;
this.m_bcsContext.StatusTable.TryGetValue(this.m_targetServerName, out copyStatus);
AmBcsCopyValidation amBcsCopyValidation = new AmBcsCopyValidation(this.m_bcsContext.DatabaseGuid, this.m_bcsContext.GetDatabaseNameOrGuid(), amBcsChecks, this.m_bcsContext.SourceServerName, this.m_targetServerName, copyStatus, this.m_bcsContext.ErrorLogger, this.m_bcsContext.SkipValidationChecks, this.m_bcsContext.ComponentStateWrapper);
flag = amBcsCopyValidation.RunChecks(ref error);
amBcsChecks = amBcsCopyValidation.CompletedChecks;
}
IL_39C:
if (flag)
{
AmTrace.Info("BCS: FindNextBestCopy: DatabaseCopy: '{0}\\{1}' passed validation checks.", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid(),
this.m_targetServerName.NetbiosName
});
amServerName = this.m_targetServerName;
this.m_serverAlreadyTried = this.m_targetServerName;
ReplayCrimsonEvents.BcsDbMoveChecksPassed.Log <string, Guid, AmServerName, AmBcsChecks>(this.m_bcsContext.GetDatabaseNameOrGuid(), this.m_bcsContext.DatabaseGuid, amServerName, amBcsChecks);
}
else
{
AmTrace.Error("BCS: FindNextBestCopy: DatabaseCopy: '{0}\\{1}'. Checks returned error: {2}", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid(),
this.m_targetServerName.NetbiosName,
error
});
AmBcsServerFailureLogger amBcsServerFailureLogger2 = this.m_bcsContext.ErrorLogger as AmBcsServerFailureLogger;
string concatenatedErrorString2 = amBcsServerFailureLogger2.GetConcatenatedErrorString();
this.m_lastException = new AmBcsSingleCopyValidationException(concatenatedErrorString2);
ReplayCrimsonEvents.BcsDbMoveChecksFailed.Log <string, Guid, AmServerName, AmBcsChecks, LocalizedString>(this.m_bcsContext.GetDatabaseNameOrGuid(), this.m_bcsContext.DatabaseGuid, this.m_targetServerName, amBcsChecks, error);
}
return(amServerName);
}
