Ajout suppression d'un SBE de son repository lorsqu'il est déconnecté

app/src/main/java/lightcontainer/domains/client/StoreProcessor.java

@@ -8,6 +8,7 @@ import lightcontainer.protocol.ProtocolWriter;
 
 import java.io.*;
 import java.net.Socket;
+import java.net.SocketException;
 import java.nio.charset.StandardCharsets;
 import java.util.Objects;
 
@@ -82,18 +83,21 @@ public class StoreProcessor extends Thread implements AutoCloseable {
         this.client_run = true;
         while (this.client_run) {
             try {
-                if (!store.isConnected()) {
-                    // TODO : Gérer déconnection
-                    break;
-                }
                 waitAction();
                 System.out.println("[SBE] Envoie commande : " + protocolResult.getCommand());
 
                 // Request
                 this.writer.write(protocolResult.getCommand());
                 this.writer.flush();
-                protocolResult.write(this.store.getOutputStream());
 
+                try {
+                    protocolResult.write(this.store.getOutputStream());
+                } catch (IOException writeException) { // Si SBE fermé
+                    System.out.println("STOPPER");
+                    // Envoie au client que la requête n'a pu être traitée
+                    alertAvalaible(null);
+                    break;
+                }
 
                 // Response
                 String responseCommand = this.reader.readLine();
@@ -116,10 +120,21 @@ public class StoreProcessor extends Thread implements AutoCloseable {
                     alertAvalaible(null);
                 }
 
-            } catch (IOException ignore) {
+            } catch (IOException exception) {
-                // TODO : Gérer déconnection
+                System.out.println("[ERROR] Problem with SBE (" + domain + ") : " + exception.getMessage());
+                this.close();
             }
         }
+
+        // Fermeture du SBE
+        try {
+            this.reader.close();
+            this.writer.close();
+            this.store.close();
+            this.fileFrontEnd.onStoreDisconnect(this.domain);
+        } catch (IOException ioException) {
+            System.out.println("[ERROR] Error while closing SBE (" + domain + ") : " + ioException.getMessage());
+        }
     }
 
     /**
@@ -140,6 +155,9 @@ public class StoreProcessor extends Thread implements AutoCloseable {
     private void alertAvalaible(ProtocolWriter.ProtocolResult responseCommand) {
         synchronized (this) {
             this.protocolResult = null;
+            if (responseCommand == null) {
+                this.close();
+            }
             fileFrontEnd.onStoreAvailable(this, responseCommand);
         }
     }
@@ -164,11 +182,8 @@ public class StoreProcessor extends Thread implements AutoCloseable {
     @Override
     public void close() {
         if (this.client_run) {
-            try {
             this.client_run = false;
-                this.store.close();
             // TODO : Gérer déconnection (enlever du repo et prévenir client et FileFrontEnd)
-            } catch (IOException ignored) { }
         }
     }
 

app/src/main/java/lightcontainer/domains/server/MulticastServerListener.java

@@ -10,6 +10,7 @@ import lightcontainer.utils.NetChooser;
 
 import java.io.IOException;
 import java.net.*;
+import java.util.logging.Logger;
 
 /**
  * StoreMulticastRunnable
@@ -69,11 +70,19 @@ public class MulticastServerListener implements Runnable {
             while (true) {
                 // Read the packet received and build a string of characters
                 this.listener.receive(packet);
-                String data = new String(packet.getData(), 0, packet.getLength());
+
-                // Create a new StoreBacked (try used in the case of an error to maintain the listening loop)
+                onNewSbe(packet);
+            }
+        } catch (IOException ioException) {
+            System.out.println("[ERREUR] Multicast server can't start : " + ioException.getMessage());
+        }
+    }
+
+    private void onNewSbe(DatagramPacket packet) {
         try {
-                    // TODO Récupérer le port du message du packet et le setup (add description of the line).
+            String data = new String(packet.getData(), 0, packet.getLength());
             HelloRule.Result readerResult = protocolRep.executeReader(null, data);
+
             System.out.printf("Nouveau SBE : Domain=%s | Port=%d\n", readerResult.getDomain(), readerResult.getPort());
 
             if (!this.repository.hasDomain(readerResult.getDomain())){
@@ -85,11 +94,8 @@ public class MulticastServerListener implements Runnable {
                 // Add the store processor to its repository
                 this.repository.addStore(storeProcessor);
             }
-                } catch (IOException ignore) {
+        } catch (IOException | ClassCastException exception) {
-                    ignore.printStackTrace();
+            System.out.println("[ERREUR] Une SBE essaye de se connecter avec une mauvaise configuration : " + exception.getMessage());
-                }
-            }
-        } catch (Exception ignore) {
         }
     }
 
@@ -117,6 +123,7 @@ public class MulticastServerListener implements Runnable {
      * @since 1.0
      */
     public void stop() {
+        repository.disconnectDomains();
         this.listener.close();
     }
 }

app/src/main/java/lightcontainer/interfaces/MulticastSPR.java

@@ -28,4 +28,15 @@ public interface MulticastSPR {
     boolean hasDomain(String domain);
 
     int domainCount();
+
+    /**
+     * Déconnecte tous les SBE
+     */
+    void disconnectDomains();
+
+    /**
+     * Permet de déconnecter un SBE
+     * @param domain Le domaine du SBE à déconnecter
+     */
+    void closeStore(String domain);
 }

app/src/main/java/lightcontainer/interfaces/StoreProcessorFFE.java

@@ -14,4 +14,10 @@ public interface StoreProcessorFFE {
      * @param responseCommand
      */
     void onStoreAvailable(StoreProcessor store, ProtocolWriter.ProtocolResult response);
+
+    /**
+     * Permet de déconnecter un SBE
+     * @param domain Le domaine du SBE à déconnecter
+     */
+    void onStoreDisconnect(String domain);
 }

app/src/main/java/lightcontainer/protocol/ProtocolWriter.java

@@ -2,6 +2,7 @@ package lightcontainer.protocol;
 
 import lightcontainer.domains.client.Context;
 
+import java.io.IOException;
 import java.io.OutputStream;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -51,7 +52,7 @@ public abstract class ProtocolWriter {
          * Redéfinissez cette méthode pour l'utiliser.
          * @param writer Buffer à remplir qui sera envoyer via le réseau
          */
-        public void write(OutputStream writer) {}
+        public void write(OutputStream writer) throws IOException {}
 
         /**
          * Accesseur au contexte courant sur lequel opère la commande

app/src/main/java/lightcontainer/protocol/rules/writer/GetFileOkRule.java

@@ -4,6 +4,7 @@ import lightcontainer.domains.client.Context;
 import lightcontainer.protocol.ProtocolWriter;
 import lightcontainer.utils.FileSender;
 
+import java.io.IOException;
 import java.io.OutputStream;
 
 public class GetFileOkRule extends ProtocolWriter {
@@ -40,8 +41,7 @@ public class GetFileOkRule extends ProtocolWriter {
          * @param writer Buffer à remplir qui sera envoyer via le réseau
          */
         @Override
-        public void write(OutputStream writer) {
+        public void write(OutputStream writer) throws IOException {
-            super.write(writer);
             System.out.printf("Sauvegarde du fichier : %s %d\n", this.filename, this.filesize);
 
             FileSender fileSender = new FileSender(storagePath);

app/src/main/java/lightcontainer/protocol/rules/writer/SendfileRule.java

@@ -4,6 +4,7 @@ import lightcontainer.domains.client.Context;
 import lightcontainer.protocol.ProtocolWriter;
 import lightcontainer.utils.FileSender;
 
+import java.io.IOException;
 import java.io.OutputStream;
 
 /**
@@ -40,7 +41,7 @@ public class SendfileRule extends ProtocolWriter {
         }
 
         @Override
-        public void write(OutputStream writer) {
+        public void write(OutputStream writer) throws IOException {
             super.write(writer);
             System.out.println("Envoie du fichier au SBE");
 

app/src/main/java/lightcontainer/repository/FileFrontEnd.java

@@ -63,6 +63,11 @@ public class FileFrontEnd implements ClientHandlerFFE, StoreProcessorFFE {
         assignOtherTask(store);
     }
 
+    @Override
+    public void onStoreDisconnect(String domain) {
+        this.storeRepository.closeStore(domain);
+    }
+
     private void assignOtherTask(StoreProcessor store) {
         Iterator<Task> it = tasks.iterator();
 
@@ -86,7 +91,6 @@ public class FileFrontEnd implements ClientHandlerFFE, StoreProcessorFFE {
 
     @Override
     public boolean canExecuteCommand(String domain) {
-        System.out.println("Peut on exécuter la commande ? " + domain);
         return domain == null ? storeRepository.domainCount() > 0 : storeRepository.hasDomain(domain);
     }
 }

app/src/main/java/lightcontainer/repository/StoreProcessorRepository.java

@@ -6,6 +6,7 @@ import lightcontainer.domains.server.MulticastServerListener;
 import lightcontainer.interfaces.MulticastSPR;
 
 import java.util.HashSet;
+import java.util.Iterator;
 import java.util.Set;
 // TODO : C'est genre un ClientHandlerManager quoi hein, normal qu'il fasse blinder de chose ;)
 /**
@@ -97,6 +98,33 @@ public class StoreProcessorRepository implements AutoCloseable, MulticastSPR {
         return handlers.size();
     }
 
+    @Override
+    public void disconnectDomains() {
+        for (StoreProcessor handler : handlers) {
+            handler.close();
+        }
+    }
+
+    /**
+     * Permet de déconnecter un SBE
+     *
+     * @param domain Le domaine du SBE à déconnecter
+     */
+    @Override
+    public void closeStore(String domain) {
+        Iterator<StoreProcessor> it = this.handlers.iterator();
+
+        System.out.println("1 Nombre de SBE : " + handlers.size());
+        while (it.hasNext()) {
+            StoreProcessor storeProcessor = it.next();
+            if (storeProcessor.getDomain().equals(domain)) {
+                storeProcessor.close();
+                it.remove();
+                return;
+            }
+        }
+    }
+
     /**
      * AutoClosable Function
      * Closes all StoreProcessor stored in this repository and deallocates all resources.

app/src/main/java/lightcontainer/utils/FileSender.java

@@ -8,7 +8,7 @@ public class FileSender {
 
     public FileSender(String path) { this.path = path; }
 
-    public boolean sendFile(String filename, OutputStream out, int fileSize, String aesKey, String iv) {
+    public boolean sendFile(String filename, OutputStream out, int fileSize, String aesKey, String iv) throws IOException {
         BufferedInputStream bisFile;
         System.out.printf("Envoie fichier :  %s - %s - %s \n", filename, aesKey, iv);
         try {
@@ -23,12 +23,11 @@ public class FileSender {
             } else
                 return false;
         } catch(IOException | AES_GCM.AesGcmException ex) {
-            ex.printStackTrace();
+            throw new IOException();
-            return false;
         }
     }
 
-    public boolean sendFile(String filename, OutputStream out) {
+    public boolean sendFile(String filename, OutputStream out) throws IOException {
         BufferedInputStream bisFile;
         int bytesReaded = 0;
 
@@ -48,8 +47,7 @@ public class FileSender {
             } else
                 return false;
         } catch(IOException ex) {
-            ex.printStackTrace();
+            throw ex;
-            return false;
         }
     }
 

app/src/main/java/lightcontainer/utils/Log.java

@@ -0,0 +1,10 @@
+package lightcontainer.utils;
+
+import java.util.logging.Level;
+import java.util.logging.LogManager;
+import java.util.logging.Logger;
+
+public class Log  {
+
+
+}

app/src/main/resources/appdata.json

@@ -1 +1 @@
-{"unicast_port":8000,"multicast_ip":"224.66.66.1","multicast_port":15502,"network_interface":"","tls":true,"storagePath":"/home/benjamin/ffe","users":[{"name":"aaaaa","password":"$2a$10$nDCEDVwbNO/YDQ4qdRcxfuES4.aboluLzWouXXsk6vDoaWocv516W","aes_key":"kYtwHy9qJBg30WS6axWTFGVE0Ge5kpYiJJlC+COIEI4=","files":[]}]}
+{"unicast_port":8000,"multicast_ip":"224.66.66.1","multicast_port":15502,"network_interface":"","tls":true,"storagePath":"/home/benjamin/ffe","users":[{"name":"aaaaa","password":"$2a$10$nDCEDVwbNO/YDQ4qdRcxfuES4.aboluLzWouXXsk6vDoaWocv516W","aes_key":"kYtwHy9qJBg30WS6axWTFGVE0Ge5kpYiJJlC+COIEI4=","files":[{"name":"README.md","fileNameSalt":"QnjgVrrW2KADUYUdeD/KcQ==","size":17,"iv":"E5JtY/JrH1B447F/my8Hkg==","storage":["lightcontainerSB01"]}]}]}