public IsisNodeCoordinator()
{
IsisSystem.Start();
_queryHandlersByMessageId.Add((uint)MessageId.ConnectionRequest, OnConnectRequest);
_broadcastsHandlersByMessageId.Add((uint)MessageId.Empty, message => Log.Info("Received empty message"));
}
protected void Application_Start(Object sender, EventArgs e)
{
Semaphore sem = new Semaphore(0, 1);
Thread lbFileServerGroupThread = new Thread(delegate()
{
//Start the ISIS System
IsisSystem.Start();
string groupName = "FS1";
string logicalGroupName = "lbalancer-" + groupName;
fileServerGroupList.TryAdd(logicalGroupName, new FileServerGroupObject());
Group lbfsgroup = new Group(logicalGroupName);
lbfsgroup.ViewHandlers += (ViewHandler) delegate(View v)
{
Console.WriteLine("myGroup got a new view event: " + v);
Address [] addList = v.GetLiveMembers();
for (Int32 index = 0; index < addList.Length; index++)
{
Isis.WriteLine("The Add List Address " + addList[index].ToStringVerboseFormat());
fileServerGroupList[logicalGroupName].addToFileServerList(addList[index]);
}
Address [] removeList = v.GetFailedMembers();
for (Int32 index = 0; index < removeList.Length; index++)
{
fileServerGroupList[logicalGroupName].removeFromFileServerList(removeList[index]);
}
};
lbfsgroup.Join();
sem.Release();
IsisSystem.WaitForever();
});
lbFileServerGroupThread.Start();
sem.WaitOne();
Isis.WriteLine("Starting Web Service on the LoadBalancer");
new AppHost().Init();
}
static void Main(string[] args)
{
try
{
if (args.Length == 3)
{
int setlocal = int.Parse(args[0]);
int setlocal_ = int.Parse(args[1]);
local.Port = setlocal;
local_.Port = setlocal_;
Console.WriteLine("Local port has been set to " + setlocal + " and " + setlocal_);
bootstrap = args[2];
}
else if (args.Length == 1)
{
bootstrap = args[0];
}
// Set up local UDP communication with web front
string ip = NetSetup();
// TODO: add logic to retrieve oracle information from bootstrap server
// Set up runtime environments
Environment.SetEnvironmentVariable("ISIS_TCP_ONLY", "true");
IsisSystem.Start();
Console.WriteLine("IsisSystem started");
smallGroup = new SmallGroup("Azure Group");
smallGroup.Join();
Console.WriteLine("Azure group joined");
Thread.Sleep(15 * 1000);
IsisSystem.WaitForever();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
public override void Configure(Funq.Container container)
{
Plugins.Add(new RequestLogsFeature());
this.Config.DefaultContentType = "Json";
//container.RegisterAutoWired<InMemoryFileSystem>();
InMemoryFileSystem fileSystem = new InMemoryFileSystem();
container.Register <InMemoryFileSystem> (fileSystem);
Console.WriteLine("Application_Start ---->. Begin");
//Start the ISIS System
IsisSystem.Start();
Console.WriteLine("ISIS Started :)");
FileServerComm.fileServerGroupName = "FileServer";
FileServerComm fileSrvComm = FileServerComm.getInstance();
fileSrvComm.getFileHandler().filesystem = fileSystem;
System.IO.StreamReader file = new System.IO.StreamReader("bootstrap.txt");
string line = file.ReadLine();
Console.WriteLine(line);
bool isBootStrap = false;
if (line.Equals("1"))
{
isBootStrap = true;
}
fileSrvComm.ApplicationStartup(isBootStrap, FileServerComm.fileServerGroupName);
Console.WriteLine("Application_Start. End");
}
//public Dictionary<string, Dictionary<string, string>> entity = new Dictionary<string, Dictionary<string, string>>();
public static void Isis_Start()
{
IsisSystem.Start();
g = new Group("pb476_cs5412");
int myRank = 0;
g.ViewHandlers += (ViewHandler) delegate(View v)
{
IsisSystem.WriteLine("New View: " + v);
myRank = v.GetMyRank();
if (v.members.Length == 5)
{
go.Release(1);
}
};
g.Handlers[UPDATE] += (Action <string, string, string>) delegate(string key, string value, string attkey)
{
Dictionary <string, string> attr = new Dictionary <string, string>();
if (value == "null")
{
entity.Remove(key);
}
else if (entity.ContainsKey(key))
{
entity[key] = attr;
attr[key] = attkey;
}
else
{
entity.Add(key, attr);
}
//collection cp = new collection();
CS5412_Service cp = new CS5412_Service();
cp.Set(key, value, attkey);
IsisSystem.WriteLine("New collection: " + key + "/" + value + "/" + attkey);
};
g.Handlers[LOOKUP] += (Action <string>) delegate(string key)
{
Dictionary <string, string> attr = new Dictionary <string, string>();
string result = null;
//attr = entity;
if (entity.ContainsKey(key))
{
result = attr[key];
}
IsisSystem.WriteLine("=== Query for arg=" + key + "Result" + result);
/*List<string> answer = new List<string>();
* //foreach (collection tp in database)
* if (Get(key) == key)
* {
* IsisSystem.WriteLine("Including " + Get(key) + "/" + GetType());
* answer.Add(Get(key));
* }*/
g.Reply(result);
};
g.Join();
IsisSystem.WriteLine("Time elapsed is " + stopwatch.Elapsed);
IsisSystem.WriteLine("Wait until database is full!");
dbFull.WaitOne();
IsisSystem.WriteLine("Database is fully populated!");
}
public static int memPortNum = 9999; //memcached port number
public static void createGroup(int nNum, int sSize, int mRank)
{
nodeNum = nNum;
shardSize = sSize;
myRank = mRank;
timeout = new Isis.Timeout(15000, Isis.Timeout.TO_FAILURE);
IsisSystem.Start();
if (isVerbose)
{
Console.WriteLine("Isis system started!");
}
// shardSize = 1;
shardGroup = new Isis.Group[shardSize];
int groupNum = myRank;
// groupNum /= sSize;
for (int i = 0; i < shardSize; i++)
{
shardGroup[i] = new Isis.Group("group" + groupNum);
groupNum--;
if (groupNum < 0)
{
groupNum += nodeNum;
}
}
for (int i = 0; i < shardSize; i++)
{
int local = i;
//Insert handler
shardGroup[i].Handlers[INSERT] += (insert) delegate(string command, int rank) {
if (isVerbose)
{
Console.WriteLine("Got a command {0}", command);
Console.WriteLine("Rank is {0}", rank);
}
if (shardGroup[local].GetView().GetMyRank() == rank)
{
if (isVerbose)
{
Console.WriteLine("Got a message from myself!");
}
//shardGroup[local].Reply("Yes");
}
else
{
string ret = talkToMem(command, INSERT);
if (ret == "STORED")
{
//shardGroup[local].Reply("Yes");
}
else
{
//shardGroup[local].Reply("No");
}
}
};
//Get handler
shardGroup[i].Handlers[GET] += (query) delegate(string command, int rank) {
if (isVerbose)
{
Console.WriteLine("Got a command {0}", command);
}
if (shardGroup[local].GetView().GetMyRank() == rank)
{
if (isVerbose)
{
Console.WriteLine("Got a message from myself!");
}
shardGroup[local].Reply("END\r\n"); //Definitely not presented in local memcached!
}
else
{
string ret = talkToMem(command, GET);
shardGroup[local].Reply(ret);
}
};
//View handler
shardGroup[i].ViewHandlers += (Isis.ViewHandler) delegate(View v) {
if (isVerbose)
{
Console.WriteLine("Got a new view {0}" + v);
Console.WriteLine("Group {0} has {1} members", local, shardGroup[local].GetView().GetSize());
}
};
}
for (int i = 0; i < shardSize; i++)
{
shardGroup[i].Join();
}
is_Started = 1;
IsisSystem.WaitForever();
}