private void Failover(WatchGroup group)
{
var toLift = SelectOneSlave(group.Slaves.Values);
if (toLift == null)
{
throw new Exception("no slave selected");
}
Console.WriteLine("failover lift {0} to master", toLift.EndPoint);
toLift.Server.MakeMaster(ReplicationChangeOptions.Broadcast);
foreach (var slave in group.Slaves.Values)
{
if (slave != toLift)
{
slave.Server.SlaveOf(toLift.EndPoint);
}
}
}
static void InitService()
{
AutoInit.Init();
zkAdaptor = new ZkAdaptor();
amqpAdaptor = new AmqpAdaptor(ConfigManager.MQIP(), ConfigManager.AMQPPort(),
ConfigManager.MQUser(), ConfigManager.MQPass());
ServiceImplementStub.Bind <IWatcherServiceNotifyImpl>(amqpAdaptor, new WatcherServiceImpl());
//dbClientNotifyDelegate = new DbClientNotifyDelegate(zkAdaptor);
watcherServiceNotifyDelegate = new WatcherServiceNotifyDelegate(amqpAdaptor);
amqpAdaptor.BeginReceive();
zkAdaptor.BeginReceive();
var toWatch = ConfigManager.Instance.Read <int>("WatcherService", "WatchNum");
var watchGroups = new List <WatchGroup>();
for (int i = 1; i <= toWatch; i++)
{
var group = new WatchGroup()
{
GroupName = ConfigManager.Instance.Read <string>("WatcherService", "WatchName" + i),
Quorum = ConfigManager.Instance.Read <int>("WatcherService", "WatchQuorum" + i),
DownAfterPeriod = ConfigManager.Instance.Read <int>("WatcherService", "WatchDownAfter" + i),
ParallelSync = ConfigManager.Instance.Read <int>("WatcherService", "WatchParallelSync" + i),
FailoverTime = ConfigManager.Instance.Read <int>("WatcherService", "WatchFailoverTimeout" + i),
};
group.SetCurrentMaster(new MasterInstance(group)
{
EndPoint = ConfigManager.Instance.Read <EndPoint>("WatcherService", "WatchAddr" + i),
});
watchGroups.Add(group);
}
watcherManager = new WatcherManager(watchGroups);
}
public MasterInstance(WatchGroup @group) : base(@group)
{
}
public RedisInstanceBase(WatchGroup group)
{
Group = group;
}
public SlaveInstance(WatchGroup @group) : base(@group)
{
}