/// <summary> /// Handles a PushIndexRequest sent through this ClientThread's TcpCLient /// </summary> /// <param name="pir">The PushIndexRequest we need to process</param> private void processMyPushIndexRequest(PushIndexRequest pir) { Logger.Debug("ClientThread:processMyPushIndexRequest"); int ret = sendMessage(tcpClient, pir); NetworkResponse response = (NetworkResponse)receiveMessage(tcpClient); if (response.Type == Backend.ResponseType.Yes) { ret = writeFileToNetwork(pir.Path); lock (_lock) { eventQueue.Enqueue(response); } } else { Logger.Warn("ClientThread:processMyPushIndexRequest Remote node refused to store index file: " + response.Type + ' ' + response.Reason); //other node said 'no' (willnot, cannot, or notimplemented) //add result to event queue lock (_lock) { eventQueue.Enqueue(response); } } }
/// <summary> /// Handles a PushIndexRequest received from this ClientThread's TcpClient /// </summary> /// <param name="pir">The PushIndexRequest we need to process</param> private void processRemotePushIndexRequest(PushIndexRequest pir) { Logger.Debug("ClientThread:processRemotePushIndexRequest"); sendMessage(tcpClient, new NetworkResponse(ResponseType.Yes, "", guid, pir.SequenceNumber)); //pir.Path should be modified to be the local path where we want to store the received database readFileToDisk(pir.DBSize, pir.Path); IndexDistribution idd = new IndexDistribution(); idd.processIndexes(pir.Path); }
// Send indexes to all trusted nodes that are online // For use after a backup and associated index insertion have occurred public void sendIndexes() { IndexDatabase idd = new IndexDatabase(); if (!idd.TablesEmpty()) //if there are indexes to send { DistributionDatabase ddb = new DistributionDatabase(); List <string> guidList = new List <string>(); NodeDatabase ndb = new NodeDatabase(); string online = "online"; string indexDBCopy = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetEntryAssembly().Location) + @"\indexes_" + (Properties.Settings.Default.guid).ToString() + ".s3db"; if (System.IO.File.Exists(idd.GetPathFileName())) { try { System.IO.File.Copy(idd.GetPathFileName(), indexDBCopy, true); } catch (System.IO.IOException e) { Debug.Print(e.Message); } } guidList = ndb.SelectGUID(); foreach (string currentGUID in guidList) { if (Node.GetGuid() != Guid.Parse(currentGUID) && ddb.GetStatus(currentGUID) == online && ndb.SelectNodeTrusted(Guid.Parse(currentGUID)) == "yes") { Guid myGuid = Node.GetGuid(); TcpClient tcpClient = new TcpClient((ndb.SelectNodeIp(Guid.Parse(currentGUID))).ToString(), 7890); ClientThread ct = new ClientThread(tcpClient, false, myGuid); PushIndexRequest pir = new PushIndexRequest(indexDBCopy, new FileInfo(indexDBCopy).Length); ct.EnqueueWork(pir); NetworkResponse response = (NetworkResponse)ct.DequeueEvent(); while (ct.IsWorking()) { Thread.Sleep(1000); } ct.RequestStop(); while (ct.IsAlive()) { Thread.Sleep(1000); } } } } }
// Send indexes to a specific node // Use after a node comes online public void sendIndexes(string guid) { NodeDatabase ndb = new NodeDatabase(); IndexDatabase idd = new IndexDatabase(); if (!idd.TablesEmpty()) //if there are indexes to send { string indexDBCopy = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetEntryAssembly().Location) + @"\indexes_" + (Properties.Settings.Default.guid).ToString() + ".s3db"; if (System.IO.File.Exists(idd.GetPathFileName())) { try { System.IO.File.Copy(idd.GetPathFileName(), indexDBCopy, true); } catch (System.IO.IOException e) { Debug.Print(e.Message); } } Guid myGuid = Node.GetGuid(); TcpClient tcpClient = new TcpClient((ndb.SelectNodeIp(Guid.Parse(guid))).ToString(), 7890); ClientThread ct = new ClientThread(tcpClient, false, myGuid); PushIndexRequest pir = new PushIndexRequest(indexDBCopy, new FileInfo(indexDBCopy).Length); ct.EnqueueWork(pir); NetworkResponse response = (NetworkResponse)ct.DequeueEvent(); while (ct.IsWorking()) { Thread.Sleep(1000); } ct.RequestStop(); while (ct.IsAlive()) { Thread.Sleep(1000); } } }
// Send indexes to all trusted nodes that are online // For use after a backup and associated index insertion have occurred public void sendIndexes() { IndexDatabase idd = new IndexDatabase(); if (!idd.TablesEmpty()) //if there are indexes to send { DistributionDatabase ddb = new DistributionDatabase(); List<string> guidList = new List<string>(); NodeDatabase ndb = new NodeDatabase(); string online = "online"; string indexDBCopy = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetEntryAssembly().Location) + @"\indexes_" + (Properties.Settings.Default.guid).ToString() + ".s3db"; if (System.IO.File.Exists(idd.GetPathFileName())) { try { System.IO.File.Copy(idd.GetPathFileName(), indexDBCopy, true); } catch (System.IO.IOException e) { Debug.Print(e.Message); } } guidList = ndb.SelectGUID(); foreach (string currentGUID in guidList) { if (Node.GetGuid() != Guid.Parse(currentGUID) && ddb.GetStatus(currentGUID) == online && ndb.SelectNodeTrusted(Guid.Parse(currentGUID)) == "yes") { Guid myGuid = Node.GetGuid(); TcpClient tcpClient = new TcpClient((ndb.SelectNodeIp(Guid.Parse(currentGUID))).ToString(), 7890); ClientThread ct = new ClientThread(tcpClient, false, myGuid); PushIndexRequest pir = new PushIndexRequest(indexDBCopy, new FileInfo(indexDBCopy).Length); ct.EnqueueWork(pir); NetworkResponse response = (NetworkResponse)ct.DequeueEvent(); while (ct.IsWorking()) { Thread.Sleep(1000); } ct.RequestStop(); while (ct.IsAlive()) { Thread.Sleep(1000); } } } } }
protected void processPushIndexRequest(ClientThread ct, PushIndexRequest request) { Logger.Debug("EchoBackupService:processPushIndexRequest"); //there probably ought to be some processing here but oh well ct.EnqueueWork((NetworkRequest)request); }