private bool RunChecksWrapper(AmBcsChecks checks, out AmServerName selectedCopy, AmServerName targetServer, RpcDatabaseCopyStatus2 copyStatus)
{
LocalizedString empty = LocalizedString.Empty;
selectedCopy = null;
AmBcsChecks amBcsChecks;
bool flag = this.RunChecks(this.m_bcsContext.SourceServerName, targetServer, copyStatus, checks, out amBcsChecks, ref empty);
if (flag)
{
AmTrace.Info("BCS: DatabaseCopy '{0}' on server '{1}' passed checks: {2}", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid(),
targetServer,
checks
});
selectedCopy = targetServer;
ReplayCrimsonEvents.BcsDbNodeChecksPassed.Log <string, Guid, AmServerName, AmBcsChecks>(this.m_bcsContext.GetDatabaseNameOrGuid(), this.m_bcsContext.DatabaseGuid, targetServer, amBcsChecks);
}
else
{
AmTrace.Error("BCS: DatabaseCopy '{0}' on server '{1}' failed checks: {2}", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid(),
targetServer,
checks
});
}
return(flag);
}
// Token: 0x06000688 RID: 1672 RVA: 0x0001FBF0 File Offset: 0x0001DDF0
private bool ShouldBeSkipped(AmBcsChecks checkInQuestion)
{
if ((checkInQuestion & (AmBcsChecks)RegistryParameters.BcsCheckToDisable) == checkInQuestion)
{
AmTrace.Info("BCS Check {0} skipped since registry parameters is configured to skip it. (Reg.BcsCheckToDisable={1})", new object[]
{
checkInQuestion,
RegistryParameters.BcsCheckToDisable
});
return(true);
}
if (this.IsSkipFlagSpecified(AmBcsSkipFlags.LegacySkipAllChecks))
{
return(true);
}
bool flag = false;
if (!flag && this.IsSkipFlagSpecified(AmBcsSkipFlags.SkipClientExperienceChecks))
{
flag = this.IsCheckInSkippedList(AmBcsSkippedCheckDefinitions.SkipClientExperienceChecks, checkInQuestion);
}
if (!flag && this.IsSkipFlagSpecified(AmBcsSkipFlags.SkipHealthChecks))
{
flag = this.IsCheckInSkippedList(AmBcsSkippedCheckDefinitions.SkipHealthChecks, checkInQuestion);
}
if (!flag && this.IsSkipFlagSpecified(AmBcsSkipFlags.SkipLagChecks))
{
flag = this.IsCheckInSkippedList(AmBcsSkippedCheckDefinitions.SkipLagChecks, checkInQuestion);
}
if (!flag && this.IsSkipFlagSpecified(AmBcsSkipFlags.SkipMaximumActiveDatabasesChecks))
{
flag = this.IsCheckInSkippedList(AmBcsSkippedCheckDefinitions.SkipMaximumActiveDatabasesChecks, checkInQuestion);
}
return(flag);
}
// Token: 0x06000695 RID: 1685 RVA: 0x00020074 File Offset: 0x0001E274
internal bool IsManagedAvailabilityChecksSucceeded(ref LocalizedString error, out AmBcsChecks completedChecks)
{
bool flag = true;
completedChecks = AmBcsChecks.None;
List <string> list = new List <string>();
if (this.ComponentStateWrapper == null)
{
return(true);
}
if (this.ShouldRunCheck(AmBcsChecks.ManagedAvailabilityInitiatorBetterThanSource))
{
completedChecks |= AmBcsChecks.ManagedAvailabilityInitiatorBetterThanSource;
flag = this.ComponentStateWrapper.IsInitiatorComponentBetterThanSource(this.TargetServer, list);
if (!flag && list.Count > 0)
{
string failures = string.Join(",", list.ToArray());
error = ReplayStrings.AmBcsManagedAvailabilityCheckFailed(this.SourceServer.NetbiosName, this.TargetServer.NetbiosName, this.ComponentStateWrapper.InitiatingComponentName, failures);
this.ReportCopyStatusFailure(AmBcsChecks.ManagedAvailabilityInitiatorBetterThanSource, error);
}
}
if (flag)
{
list.Clear();
AmBcsChecks amBcsChecks = AmBcsChecks.None;
if (this.ShouldRunCheck(AmBcsChecks.ManagedAvailabilityAllHealthy))
{
amBcsChecks = AmBcsChecks.ManagedAvailabilityAllHealthy;
flag = this.ComponentStateWrapper.IsAllComponentsHealthy(this.TargetServer, list);
}
else if (this.ShouldRunCheck(AmBcsChecks.ManagedAvailabilityUptoNormalHealthy))
{
amBcsChecks = AmBcsChecks.ManagedAvailabilityUptoNormalHealthy;
flag = this.ComponentStateWrapper.IsUptoNormalComponentsHealthy(this.TargetServer, list);
}
else if (this.ShouldRunCheck(AmBcsChecks.ManagedAvailabilityAllBetterThanSource))
{
amBcsChecks = AmBcsChecks.ManagedAvailabilityAllBetterThanSource;
flag = this.ComponentStateWrapper.IsComponentsBettterThanSource(this.TargetServer, list);
}
else if (this.ShouldRunCheck(AmBcsChecks.ManagedAvailabilitySameAsSource))
{
amBcsChecks = AmBcsChecks.ManagedAvailabilitySameAsSource;
flag = this.ComponentStateWrapper.IsComponentsAtleastSameAsSource(this.TargetServer, list);
}
if (flag)
{
completedChecks |= amBcsChecks;
}
else if (list.Count > 0)
{
string failures2 = string.Join(",", list.ToArray());
error = ReplayStrings.AmBcsManagedAvailabilityCheckFailed(this.SourceServer.NetbiosName, this.TargetServer.NetbiosName, this.ComponentStateWrapper.InitiatingComponentName, failures2);
this.ReportCopyStatusFailure(amBcsChecks, error);
}
}
return(flag);
}
// Token: 0x06000686 RID: 1670 RVA: 0x0001FB9C File Offset: 0x0001DD9C
internal bool ShouldRunCheck(AmBcsChecks checkInQuestion)
{
bool flag = (this.ChecksToRun & checkInQuestion) == checkInQuestion;
if (checkInQuestion == AmBcsChecks.IsPassiveCopy)
{
return(flag);
}
return(flag && !this.ShouldBeSkipped(checkInQuestion));
}
// Token: 0x0600066D RID: 1645 RVA: 0x0001F678 File Offset: 0x0001D878
public AmBcsCopyValidation(Guid dbGuid, string dbName, AmBcsChecks checksToRun, AmServerName sourceServer, AmServerName targetServer, RpcDatabaseCopyStatus2 copyStatus, IAmBcsErrorLogger errorLogger, AmBcsSkipFlags skipValidationChecks, ComponentStateWrapper csw)
{
this.DbGuid = dbGuid;
this.DbName = dbName;
this.ChecksToRun = checksToRun;
this.SourceServer = sourceServer;
this.TargetServer = targetServer;
this.CopyStatus = copyStatus;
this.ComponentStateWrapper = csw;
this.ErrorLogger = errorLogger;
this.SkipValidationChecks = skipValidationChecks;
AmTrace.Debug("AmBcsCopyValidation: Constructed with SkipValidationChecks='{0}'", new object[]
{
skipValidationChecks
});
}
private AmServerName RunPhaseN(AmBcsChecks checks)
{
bool flag = false;
AmServerName result = null;
AmServerName amServerName = null;
if (this.m_bcsContext.ActionCode.Reason == AmDbActionReason.ActivationDisabled)
{
checks |= AmBcsChecks.ActivationEnabled;
}
if (this.m_bcsContext.ActionCode.IsMountOrRemountOperation || this.m_bcsContext.ActionCode.IsAdminMoveOperation)
{
amServerName = this.m_bcsContext.SourceServerName;
if (this.m_bcsContext.IsSourceServerAllowedForMount)
{
flag = this.RunChecksWrapper(checks, out result, amServerName, null);
}
else
{
AmTrace.Debug("BCS: RunPhaseN: Ignoring source server {0} since determine servers did not allow it.", new object[]
{
amServerName
});
}
}
if (!flag)
{
foreach (KeyValuePair <AmServerName, RpcDatabaseCopyStatus2> keyValuePair in this.m_sortedStatusCollection)
{
if (!AmServerName.IsEqual(amServerName, keyValuePair.Key))
{
flag = this.RunChecksWrapper(checks, out result, keyValuePair.Key, keyValuePair.Value);
if (flag)
{
break;
}
}
}
}
return(result);
}
// Token: 0x0600068B RID: 1675 RVA: 0x0001FCF6 File Offset: 0x0001DEF6
private void ReportCopyStatusFailure(AmBcsChecks checkThatFailed, LocalizedString error)
{
this.ErrorLogger.ReportCopyStatusFailure(this.TargetServer, checkThatFailed.ToString(), this.ChecksToRun.ToString(), error);
}
// Token: 0x0600068A RID: 1674 RVA: 0x0001FCC8 File Offset: 0x0001DEC8
private bool IsCheckInSkippedList(IEnumerable <AmBcsChecks> checks, AmBcsChecks checkInQuestion)
{
return(checks.Any((AmBcsChecks check) => (checkInQuestion & check) == check));
}
// Token: 0x06000687 RID: 1671 RVA: 0x0001FBCC File Offset: 0x0001DDCC
internal bool ShouldRunManagedAvailabilityChecks()
{
AmBcsChecks amBcsChecks = AmBcsChecks.ManagedAvailabilityInitiatorBetterThanSource | AmBcsChecks.ManagedAvailabilityAllHealthy | AmBcsChecks.ManagedAvailabilityUptoNormalHealthy | AmBcsChecks.ManagedAvailabilityAllBetterThanSource | AmBcsChecks.ManagedAvailabilitySameAsSource;
return((this.ChecksToRun & amBcsChecks) > AmBcsChecks.None);
}
// Token: 0x0600066C RID: 1644 RVA: 0x0001F654 File Offset: 0x0001D854
public AmBcsCopyValidation(Guid dbGuid, string dbName, AmBcsChecks checksToRun, AmServerName sourceServer, AmServerName targetServer, RpcDatabaseCopyStatus2 copyStatus, IAmBcsErrorLogger errorLogger, AmBcsSkipFlags skipValidationChecks) : this(dbGuid, dbName, checksToRun, sourceServer, targetServer, copyStatus, errorLogger, skipValidationChecks, null)
{
}
// Token: 0x06000685 RID: 1669 RVA: 0x0001F960 File Offset: 0x0001DB60
public bool RunChecks(ref LocalizedString error)
{
bool flag = true;
AmBcsChecks checksToRun = this.ChecksToRun;
error = LocalizedString.Empty;
this.CompletedChecks = AmBcsChecks.None;
if (flag && this.ShouldRunCheck(AmBcsChecks.IsPassiveCopy))
{
this.CompletedChecks |= AmBcsChecks.IsPassiveCopy;
flag = this.IsPassiveCopy(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.ActivationEnabled))
{
this.CompletedChecks |= AmBcsChecks.ActivationEnabled;
flag = this.IsActivationEnabled(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.MaxActivesUnderHighestLimit))
{
this.CompletedChecks |= AmBcsChecks.MaxActivesUnderHighestLimit;
flag = this.IsMaxActivesUnderHighestLimit(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.IsHealthyOrDisconnected))
{
this.CompletedChecks |= AmBcsChecks.IsHealthyOrDisconnected;
flag = this.IsHealthyOrDisconnected(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.TotalQueueLengthMaxAllowed))
{
this.CompletedChecks |= AmBcsChecks.TotalQueueLengthMaxAllowed;
flag = this.IsTotalQueueLengthLessThanMaxThreshold(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.MaxActivesUnderPreferredLimit))
{
this.CompletedChecks |= AmBcsChecks.MaxActivesUnderPreferredLimit;
flag = this.IsMaxActivesUnderPreferredLimit(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.CopyQueueLength))
{
this.CompletedChecks |= AmBcsChecks.CopyQueueLength;
flag = this.IsCopyQueueLengthAcceptable(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.ReplayQueueLength))
{
this.CompletedChecks |= AmBcsChecks.ReplayQueueLength;
flag = this.IsReplayQueueLengthAcceptable(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.IsSeedingSource))
{
this.CompletedChecks |= AmBcsChecks.IsSeedingSource;
flag = this.IsPassiveSeedingSource(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.IsCatalogStatusHealthy))
{
this.CompletedChecks |= AmBcsChecks.IsCatalogStatusHealthy;
flag = this.IsCatalogStatusHealthy(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.IsCatalogStatusCrawling))
{
this.CompletedChecks |= AmBcsChecks.IsCatalogStatusCrawling;
flag = this.IsCatalogStatusCrawling(ref error);
}
if (flag && this.ShouldRunManagedAvailabilityChecks())
{
AmBcsChecks amBcsChecks;
flag = this.IsManagedAvailabilityChecksSucceeded(ref error, out amBcsChecks);
this.CompletedChecks |= amBcsChecks;
}
if (flag && this.ShouldRunCheck(AmBcsChecks.MaxActivesUnderHighestLimit))
{
this.CompletedChecks |= AmBcsChecks.MaxActivesUnderHighestLimit;
flag = this.UpdateActiveIfMaxActivesNotExceededHighestLimit(ref error);
}
if (flag && this.ShouldRunCheck(AmBcsChecks.MaxActivesUnderPreferredLimit))
{
this.CompletedChecks |= AmBcsChecks.MaxActivesUnderPreferredLimit;
flag = this.UpdateActiveIfMaxActivesNotExceededPreferredLimit(ref 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);
}
public AmServerName FindNextBestCopy()
{
AmServerName amServerName = null;
AmBcsChecks amBcsChecks = AmBcsChecks.None;
try
{
this.Initialize();
List <AmBcsChecks> list = new List <AmBcsChecks>
{
AmBcsChecks.ManagedAvailabilityAllHealthy,
AmBcsChecks.ManagedAvailabilityUptoNormalHealthy,
AmBcsChecks.ManagedAvailabilityAllBetterThanSource,
AmBcsChecks.ManagedAvailabilitySameAsSource
};
if (!this.m_bcsContext.ActionCode.IsAutomaticManagedAvailabilityFailover)
{
list.Add(AmBcsChecks.None);
}
else
{
amBcsChecks = AmBcsChecks.ManagedAvailabilityInitiatorBetterThanSource;
}
if (this.m_bcsContext.DatabaseNeverMounted)
{
AmTrace.Debug("FindNextBestCopy: Database '{0}' has never been mounted. Running non-status related checks.", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid()
});
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsPassiveCopy);
}
}
else
{
if (this.m_bcsContext.ActionCode.IsAdminMoveOperation)
{
AmBcsChecks amBcsChecks2 = AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.CopyQueueLength | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit;
AmBcsChecks amBcsChecks3 = AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.CopyQueueLength | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsCatalogStatusCrawling | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit;
using (List <AmBcsChecks> .Enumerator enumerator = list.GetEnumerator())
{
while (enumerator.MoveNext())
{
AmBcsChecks amBcsChecks4 = enumerator.Current;
AmBcsChecks amBcsChecks5 = amBcsChecks4 | amBcsChecks;
if (amServerName == null)
{
AmBcsChecks amBcsChecks6 = amBcsChecks2 | amBcsChecks5;
AmTrace.Debug("FindNextBestCopy: IsAdminMoveOperation='true', so first attempting '{0}' checks.", new object[]
{
amBcsChecks6
});
amServerName = this.RunPhaseN(amBcsChecks6);
}
if (amServerName == null)
{
AmBcsChecks amBcsChecks7 = amBcsChecks3 | amBcsChecks5;
AmTrace.Debug("FindNextBestCopy: IsAdminMoveOperation='true', so second attempting '{0}' checks.", new object[]
{
amBcsChecks7
});
amServerName = this.RunPhaseN(amBcsChecks7);
}
if (amServerName != null)
{
break;
}
}
goto IL_2FA;
}
}
if (this.m_bcsContext.ActionCode.Reason == AmDbActionReason.CatalogFailureItem)
{
AmTrace.Debug("FindNextBestCopy: Catalog induced failover, so a healthy catalog must be found", new object[0]);
using (List <AmBcsChecks> .Enumerator enumerator2 = list.GetEnumerator())
{
while (enumerator2.MoveNext())
{
AmBcsChecks amBcsChecks8 = enumerator2.Current;
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.CopyQueueLength | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit | amBcsChecks8);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit | amBcsChecks8);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.CopyQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks8);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks8);
}
if (amServerName != null)
{
break;
}
}
goto IL_2FA;
}
}
foreach (AmBcsChecks amBcsChecks9 in list)
{
AmBcsChecks amBcsChecks10 = amBcsChecks9 | amBcsChecks;
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.CopyQueueLength | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.CopyQueueLength | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsCatalogStatusCrawling | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsCatalogStatusCrawling | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderPreferredLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.ReplayQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.IsSeedingSource | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.CopyQueueLength | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.CopyQueueLength | AmBcsChecks.IsCatalogStatusCrawling | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusHealthy | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks10);
}
if (amServerName == null)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsCatalogStatusCrawling | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.ActivationEnabled | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks10);
}
if (amServerName == null && amBcsChecks10 == AmBcsChecks.None)
{
amServerName = this.RunPhaseN(AmBcsChecks.IsHealthyOrDisconnected | AmBcsChecks.IsPassiveCopy | AmBcsChecks.TotalQueueLengthMaxAllowed | AmBcsChecks.MaxActivesUnderHighestLimit | amBcsChecks10);
}
if (amServerName != null)
{
break;
}
}
}
IL_2FA :;
}
finally
{
if (!AmServerName.IsNullOrEmpty(amServerName))
{
this.AddAttemptedServer(amServerName);
}
}
if (this.m_attemptedServers == null || this.m_attemptedServers.Count == 0)
{
AmTrace.Error("FindNextBestCopy: Database '{0}' has no possible copies for activation.", new object[]
{
this.m_bcsContext.GetDatabaseNameOrGuid()
});
if (this.Context.ErrorLogger.GetLastException() == null)
{
Exception ex = new AmDbNotMountedNoViableServersException(this.m_bcsContext.GetDatabaseNameOrGuid());
this.m_lastException = new AmBcsSelectionException(ex.Message, ex);
}
}
return(amServerName);
}
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);
}
