static void Main(string[] args)
{
Console.WriteLine("Initializing DataNode");
string nameNodeIp = args[0];
int port = Convert.ToInt32(args[1]);
// Use ec2 instance manager to get the private ip address of this data node
EC2InstanceManager.InstanceManager instanceManager = EC2InstanceManager.InstanceManager.Instance;
ipAddress = instanceManager.GetPrivateIpAddress();
#if DEBUG
if (ipAddress == null)
{
ipAddress = "localhost";
}
#endif
Server server = new Server
{
Services = { DataNodeProto.DataNodeProto.BindService(new DataNodeHandler()),
ClientProto.ClientProto.BindService(new ClientHandler()) },
//Ports = { new ServerPort(ipAddress, Constants.Port, ServerCredentials.Insecure) }
Ports = { new ServerPort(ipAddress, port, ServerCredentials.Insecure) }
};
Console.WriteLine("Done initializing");
server.Start();
Console.WriteLine("Trying to connect to: " + nameNodeIp);
Channel channel = new Channel(nameNodeIp + ":" + Constants.Port, ChannelCredentials.Insecure);
ConnectionManager.Instance.NameNodeConnection = channel;
var client = new DataNodeProto.DataNodeProto.DataNodeProtoClient(channel);
// Send initial heartbeat to initialize datanode in namenode
var response = client.SendHeartBeat(HeartBeat.CreateHeartBeatRequest(), new CallOptions().WithWaitForReady(true));
Console.WriteLine("Successfully connected to namenode");
// Initialize blockstorage
BlockStorage mBlockStorage = BlockStorage.Instance;
Task heartBeatTask = HeartBeat.SendHeartBeat(client);
Task blockReportTask = BlockReport.SendBlockReport(client);
while (true)
{
}
}
static void Main(string[] args)
{
Console.WriteLine("Initializing NameNode");
Database = new Database();
DataNodeManager nodeManager = DataNodeManager.Instance;
// Use ec2 instance manager to get the private ip address of this name node
EC2InstanceManager.InstanceManager instanceManager = EC2InstanceManager.InstanceManager.Instance;
string ipAddress = instanceManager.GetPrivateIpAddress();
#if DEBUG
if (ipAddress == null)
{
ipAddress = "localhost";
}
#endif
Server server = new Server
{
Services = { DataNodeProto.DataNodeProto.BindService(new DataNodeHandler()),
ClientProto.ClientProto.BindService(new ClientHandler()) },
Ports = { new ServerPort(ipAddress, Constants.Port, ServerCredentials.Insecure) }
};
Console.WriteLine("Done initializing");
server.Start();
//Check for dead datanodes
Task nodeCheckTask = nodeManager.RunNodeCheck();
Console.WriteLine("Greeter server listening on ip address " + ipAddress + ", port " + Constants.Port);
Console.WriteLine("Press any key to stop the server...");
Console.ReadKey();
server.ShutdownAsync().Wait();
}