// Token: 0x0600062F RID: 1583 RVA: 0x0001E864 File Offset: 0x0001CA64
internal static bool CheckIfMajorityNodesReachable(AmServerName[] members, out int totalServersCount, out int successfulReplyCount)
{
bool flag = false;
totalServersCount = 0;
successfulReplyCount = 0;
if (members == null)
{
AmLastKnownGoodConfig lastKnownGoodConfig = AmSystemManager.Instance.LastKnownGoodConfig;
if (lastKnownGoodConfig != null && (lastKnownGoodConfig.Role == AmRole.PAM || lastKnownGoodConfig.Role == AmRole.SAM))
{
members = lastKnownGoodConfig.Members;
}
}
if (members != null && members.Length > 0)
{
totalServersCount = members.Length;
Stopwatch stopwatch = new Stopwatch();
try
{
stopwatch.Start();
AmMultiNodeRoleFetcher amMultiNodeRoleFetcher = new AmMultiNodeRoleFetcher(members.ToList <AmServerName>(), TimeSpan.FromSeconds((double)RegistryParameters.MajorityDecisionRpcTimeoutInSec), true);
amMultiNodeRoleFetcher.Run();
return(amMultiNodeRoleFetcher.IsMajoritySuccessfulRepliesReceived(out totalServersCount, out successfulReplyCount));
}
finally
{
ReplayCrimsonEvents.MajorityNodeCheckCompleted.Log <TimeSpan, bool, int, int>(stopwatch.Elapsed, flag, totalServersCount, successfulReplyCount);
}
}
ReplayCrimsonEvents.MajorityNodeNotAttemptedSinceNoMembersAvailable.Log();
return(flag);
}
// Token: 0x060003FD RID: 1021 RVA: 0x0001596C File Offset: 0x00013B6C
private void PerformRecoveryInternal()
{
AmConfig config = AmSystemManager.Instance.Config;
if (config.IsSAM)
{
AmServerName currentPAM = config.DagConfig.CurrentPAM;
if (!AmServerName.IsEqual(this.pamServerInVerificationPhase, currentPAM))
{
ReplayCrimsonEvents.PamMonitorMoveSkippedSinceServerChanged.Log <AmServerName, AmServerName>(this.pamServerInVerificationPhase, currentPAM);
return;
}
List <AmServerName> list = config.DagConfig.MemberServers.ToList <AmServerName>();
AmMultiNodeRoleFetcher amMultiNodeRoleFetcher = new AmMultiNodeRoleFetcher(list, TimeSpan.FromSeconds((double)RegistryParameters.PamMonitorRoleCheckTimeoutInSec), false);
amMultiNodeRoleFetcher.Run();
Dictionary <AmServerName, AmRole> roleMap = amMultiNodeRoleFetcher.RoleMap;
string text = string.Join("\n", (from kvp in roleMap
select string.Format("[{0}] => {1}", kvp.Key, kvp.Value)).ToArray <string>());
ReplayCrimsonEvents.PamMonitorServerRolesView.Log <string>(text);
int count = list.Count;
int num = roleMap.Count((KeyValuePair <AmServerName, AmRole> kvp) => kvp.Value == AmRole.SAM);
int num2 = count / 2 + 1;
if (num < num2)
{
ReplayCrimsonEvents.PamMonitorMoveCancelledSinceMinimumRequiredNotMet.Log <int, int, int>(count, num, num2);
return;
}
List <AmServerName> list2 = new List <AmServerName>(roleMap.Count);
List <AmServerName> list3 = new List <AmServerName>(roleMap.Count);
foreach (KeyValuePair <AmServerName, AmRole> keyValuePair in roleMap)
{
if (!this.IsServerDisabled(keyValuePair.Key))
{
if (keyValuePair.Value == AmRole.PAM)
{
ReplayCrimsonEvents.PamMonitorMoveSkippedDueToValidResponseFromPAM.Log <AmServerName>(keyValuePair.Key);
return;
}
if (keyValuePair.Value == AmRole.SAM)
{
if (keyValuePair.Key.CompareTo(currentPAM) > 0)
{
list2.Add(keyValuePair.Key);
}
else
{
list3.Add(keyValuePair.Key);
}
}
}
}
list2.Sort();
list3.Sort();
AmServerName[] array = new AmServerName[list2.Count + list3.Count];
list2.CopyTo(array);
list3.CopyTo(array, list2.Count);
bool flag = false;
foreach (AmServerName amServerName in array)
{
if (flag)
{
Thread.Sleep(TimeSpan.FromSeconds(5.0));
currentPAM = config.DagConfig.CurrentPAM;
if (!AmServerName.IsEqual(this.pamServerInVerificationPhase, currentPAM))
{
ReplayCrimsonEvents.PamMonitorMoveSkippedSinceServerChanged.Log <AmServerName, AmServerName>(this.pamServerInVerificationPhase, currentPAM);
return;
}
}
try
{
ReplayCrimsonEvents.PamMonitorBeginsToMovePAM.Log <AmServerName, AmServerName>(this.pamServerInVerificationPhase, amServerName);
AmClusterGroup.MoveClusterGroupWithTimeout(AmServerName.LocalComputerName, amServerName, TimeSpan.FromSeconds((double)RegistryParameters.PamMonitorMoveClusterGroupTimeout));
ReplayCrimsonEvents.PamMonitorSuccessfulyMovedPAM.Log <AmServerName, AmServerName>(this.pamServerInVerificationPhase, amServerName);
return;
}
catch (ClusterException ex)
{
flag = true;
AmTrace.Error("PAM election failed for {0} : {1}", new object[]
{
amServerName,
ex
});
ReplayCrimsonEvents.PamMonitorEncounteredException.Log <string, string>(ex.Message, "MoveClusterGroup");
}
}
ReplayCrimsonEvents.PamMonitorCouldNotFindValidServerToMovePAM.Log();
}
}
