/// <summary>
/// get machine list from service
/// </summary>
/// <returns></returns>
public string GetRedundancyStatus()
{
try
{
var proxy = (AdminProxy)_adminHost.GetProxy();
if (proxy == null)
{
return(string.Empty);
}
switch (proxy.GetRedundancyMode())
{
case 0:
return("未知");
case 1:
return("主机");
case 2:
return("从机");
default:
return("错误");
}
}
catch (Exception ex)
{
Log.Error("获取冗余状态失败：" + ex.Message);
return(null);
}
}
/// <summary>
/// get all process name list from services
/// </summary>
/// <returns></returns>
public List <string> GetProcessList()
{
try
{
var proxy = (ProcessProxy)_processHost.GetProxy();
return(proxy?.ListProcessNames());
}
catch (Exception ex)
{
Log.Error("获取GetProcessList失败：" + ex.Message);
return(null);
}
}
/// <summary>
/// get resource list from service
/// </summary>
/// <returns></returns>
public List <string> GetResourceList()
{
try
{
var proxy = (ResourceProxy)_resourceHost.GetProxy();
return(proxy?.GetAllResources());
}
catch (Exception ex)
{
Log.Error("获取资源列表失败：" + ex.Message);
return(null);
}
}
/// <summary>
/// get machine list from service
/// </summary>
/// <returns></returns>
public List <string> GetMachineList()
{
try
{
var proxy = (MachineProxy)_machineHost.GetProxy();
return(proxy?.ListMachineNames());
}
catch (Exception ex)
{
Log.Error("获取MachineList失败：" + ex.Message);
return(null);
}
}
//private Thread _slaveCheck = null;
//private bool IsPartnerModeChange()
//{
// if (_lastPartnerMode != PartnerMode)
// {
// LOG.Debug(string.Format("Redundancy:冗余伙伴的模式从{0}变化成{1}", _lastPartnerMode.ToString(),PartnerMode.ToString()));
// _lastPartnerMode = PartnerMode;
// return true;
// }
// else
// return false;
//}
private void RedundancyStatusCheck(object sender)
{
// 获得对方的模式
if (PartnerAlive)
{
//LOG.Debug("Redundancy:检测对方正在运行");
PartnerProxy _proxy = (PartnerProxy)_host.GetProxy();
if (_proxy != null)
{
var result = _proxy.GetPartnerMode();
PartnerMode = (RedundancyMode)(Enum.ToObject(typeof(RedundancyMode), result));
_partnerRunTime = _proxy.GetPartnerRunTime();
//LOG.Debug(string.Format("RedundancyClient:冗余伙伴的模式为:{0}", PartnerMode.ToString()));
}
//模式比较
if (Mode == RedundancyMode.Master)
{
if (PartnerMode == RedundancyMode.Master)
{
if (!WeAreFirstRun())
{//对方先运行
Log.Debug("Redundancy主从切换原因:双方Master，对方先启动");
ChangeMode(RedundancyMode.Slave);
}
}
}
else if (Mode == RedundancyMode.Slave)
{
if (PartnerMode == RedundancyMode.Slave)
{
if (WeAreFirstRun())
{//我方先运行
Log.Debug("Redundancy主从切换原因:对方Slave,我方Slave,我方先启动");
ChangeMode(RedundancyMode.Master);
}
}
}
else if (Mode == RedundancyMode.Unknown)
{
if (PartnerMode == RedundancyMode.Master)
{
Log.Debug("Redundancy主从切换原因:对方Master,我方是Unknown");
ChangeMode(RedundancyMode.Slave);
}
else if (PartnerMode == RedundancyMode.Slave)
{
Log.Debug("Redundancy主从切换原因对方Slave,我方是Unknown");
ChangeMode(RedundancyMode.Master);
}
else if (PartnerMode == RedundancyMode.Unknown)
{
if (WeAreFirstRun())
{//我方先运行
Log.Debug("Redundancy主从切换原因对方Unknown,我方是Unknown,我方先启动");
ChangeMode(RedundancyMode.Master);
}
}
}
PartnerUnliveCounts = 0;
}
else
{ // 连接断开
PartnerMode = RedundancyMode.Unknown;
if (Mode != RedundancyMode.Master)
{
if (PartnerUnliveCounts >= ConfirmPartnerUnliveLimitation)
{
PartnerUnliveCounts = 0;
Log.Debug("Redundancy主从切换原因:对方不在线,已经过了验证期");
ChangeMode(RedundancyMode.Master);
}
else
{
Log.Debug(string.Format("Redundancy：对方不在线,验证{0}次", PartnerUnliveCounts));
PartnerUnliveCounts++;
}
}
}
}