lightcontainer/FileFrontEnd
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Merge branch 'dev' into benjamin

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This commit is contained in:
Benjamin 2022-03-19 11:53:48 +01:00
commit 6823c41825
32 changed files with 217 additions and 195 deletions
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8
app/src/main/java/lightcontainer/App.java
View File

@ -23,7 +23,7 @@ public class App {
public static void main(String[] args) {
setupVM();
Repository repositoryStorage = prepareStorage();
// Create all repository
ClientHandlerRepository clientRep = new ClientHandlerRepository();
StoreProcessorRepository storeRep = new StoreProcessorRepository();
@ -87,9 +87,9 @@ public class App {
}
private static void setupVM() {
System.setProperty("javax.net.ssl.keyStore","../ffe.labo.swilabus.com.p12");
System.setProperty("javax.net.ssl.keyStorePassword","labo2022");
System.setProperty("https.protocols","TLSv1.3");
System.setProperty("javax.net.ssl.keyStore", "../ffe.labo.swilabus.com.p12");
System.setProperty("javax.net.ssl.keyStorePassword", "labo2022");
System.setProperty("https.protocols", "TLSv1.3");
}
}

14
app/src/main/java/lightcontainer/domains/Task.java
View File

@ -10,13 +10,13 @@ import lightcontainer.protocol.ProtocolWriter;
public class Task {
// Variables
private TaskStatus status;
private ProtocolWriter.ProtocolResult command;
private final ProtocolWriter.ProtocolResult command;
/**
* Défini le context courrant dans laquelle la tâche opère
* Défini le context courant dans laquelle la tâche opère
*/
private Context context;
private final Context context;
public Task(Context context, TaskStatus status, ProtocolWriter.ProtocolResult command) {
this.context = context;
@ -26,17 +26,18 @@ public class Task {
/**
* Permet de créer une instance de la class {@link Task}
*
* @param context Context à utiliser pour cette tâche
* @param command Commande à exécuter
* @return L'instance de la tâche créée
*/
public static Task newInstance(Context context, ProtocolWriter.ProtocolResult command) {
Task task = new Task(context, TaskStatus.PENDING, command);
return task;
return new Task(context, TaskStatus.PENDING, command);
}
/**
* Permet de savoir si la réponse est destinée au client
*
* @param storeDomain Nom du store back end fournissant la réponse.
* @return TRUE si le client doit recevoir cette réponse.
*/
@ -46,6 +47,7 @@ public class Task {
/**
* Permet de récupérer le login du client associé à la tâche
*
* @return Login du client
*/
public String getClient() {
@ -54,6 +56,7 @@ public class Task {
/**
* Permet de récupérer la commande à executer
*
* @return Commande à exécuter
*/
public ProtocolWriter.ProtocolResult getCommand() {
@ -62,6 +65,7 @@ public class Task {
/**
* Permet de définir le StorBackEnd à utiliser pour cette tâche
*
* @param storeDomain Le StorBackEnd à utiliser
*/
public void setDomain(String storeDomain) {

8
app/src/main/java/lightcontainer/domains/client/ClientHandler.java
View File

@ -29,12 +29,12 @@ import java.nio.charset.StandardCharsets;
*/
public class ClientHandler implements Runnable, AutoCloseable {
// Variables
private ClientHandlerFFE fileFrontEnd;
private final ClientHandlerFFE fileFrontEnd;
private final Socket client;
private ProtocolRepository protocolRep;
private Context context;
private final ProtocolRepository protocolRep;
private final Context context;
private boolean client_run;
private UnicastCHR repository;
private final UnicastCHR repository;
private BufferedReader reader;

8
app/src/main/java/lightcontainer/domains/client/Context.java
View File

@ -107,7 +107,7 @@ public class Context {
}
/**
* Permet d'ajouter des données pour la requête courrante
* Permet d'ajouter des données pour la requête courante
*
* @param key La clé permettant de retrouver la valeur
* @param value La valeur associée à la clé
@ -117,7 +117,7 @@ public class Context {
}
/**
* Permet d'ajouter des données pour la requête courrante
* Permet d'ajouter des données pour la requête courante
*
* @param key La clé permettant de retrouver la valeur
* @param value La valeur associée à la clé
@ -127,7 +127,7 @@ public class Context {
}
/**
* Permet de récupérer des données pour la requête courrante
* Permet de récupérer des données pour la requête courante
*
* @param key La clé permettant de retrouver la valeur
* @return La valeur associée à la clé ou null
@ -137,7 +137,7 @@ public class Context {
}
/**
* Permet de récupérer des données pour la requête courrante
* Permet de récupérer des données pour la requête courante
*
* @param key La clé permettant de retrouver la valeur
* @return La valeur associée à la clé

12
app/src/main/java/lightcontainer/domains/client/RequestBundle.java
View File

@ -5,13 +5,14 @@ import java.util.Map;
public class RequestBundle {
private Map<String, String> stringData = new HashMap<>();
private final Map<String, String> stringData = new HashMap<>();
private Map<String, Integer> intData = new HashMap<>();
private final Map<String, Integer> intData = new HashMap<>();
/**
* Permet d'ajouter des String
* @param key La clé permettant de retrouver la valeur
*
* @param key La clé permettant de retrouver la valeur
* @param value La valeur associée à la clé
*/
public void putString(String key, String value) {
@ -20,7 +21,8 @@ public class RequestBundle {
/**
* Permet d'ajouter des int
* @param key La clé permettant de retrouver la valeur
*
* @param key La clé permettant de retrouver la valeur
* @param value La valeur associée à la clé
*/
public void putInt(String key, int value) {
@ -29,6 +31,7 @@ public class RequestBundle {
/**
* Permet de récupérer des données string
*
* @param key La clé permettant de retrouver la valeur
* @return La valeur associée à la clé ou null
*/
@ -38,6 +41,7 @@ public class RequestBundle {
/**
* Permet de récupérer des données int
*
* @param key La clé permettant de retrouver la valeur
* @return La valeur associée à la clé
*/

31
app/src/main/java/lightcontainer/domains/client/StoreProcessor.java
View File

@ -8,23 +8,21 @@ import lightcontainer.protocol.ProtocolWriter;
import java.io.*;
import java.net.Socket;
import java.net.SocketException;
import java.nio.charset.StandardCharsets;
import java.util.Objects;
/**
* StoreProcessor
*
* <p>
* <!> MULTICAST CLIENT <!>
* Class communicating with the storebackend and
* processing the tasks in the FileFrontEnd
*
* @version 1.1
* @since 1.0
*
* @see Runnable
* @see AutoCloseable
* @author Jérémi NIHART <j.nihart@student.helmo.be>
* @author Jérémi NIHART <j.nihart@student.helmo.be>
* @version 1.1
* @see Runnable
* @see AutoCloseable
* @since 1.0
*/
public class StoreProcessor extends Thread implements AutoCloseable {
// Variables
@ -37,7 +35,7 @@ public class StoreProcessor extends Thread implements AutoCloseable {
private Context context;
private PrintWriter writer;
private ProtocolWriter.ProtocolResult protocolResult;
private ProtocolRepository protocolRep;
private final ProtocolRepository protocolRep;
// Constructor
public StoreProcessor(Socket socket, String domain, StoreProcessorFFE ffe, ProtocolRepository protocolRep) {
@ -95,7 +93,7 @@ public class StoreProcessor extends Thread implements AutoCloseable {
} catch (IOException writeException) { // Si SBE fermé
System.out.println("STOPPER");
// Envoie au client que la requête n'a pu être traitée
alertAvalaible(null);
alertAvailable(null);
break;
}
@ -110,14 +108,14 @@ public class StoreProcessor extends Thread implements AutoCloseable {
this.store.getInputStream()
);
alertAvalaible(responseResult.getResultCommand());
alertAvailable(responseResult.getResultCommand());
} else {
System.out.println("StoreBackEnd result: Commande null");
alertAvalaible(null);
alertAvailable(null);
}
} else {
System.out.println("StoreBackEnd: Commande null");
alertAvalaible(null);
alertAvailable(null);
}
} catch (IOException exception) {
@ -139,6 +137,7 @@ public class StoreProcessor extends Thread implements AutoCloseable {
/**
* Permet de demander au StoreBackEnd d'effectuer une commande
*
* @param protocolResult La commande à effectuer
*/
public void executeCommand(Context context, ProtocolWriter.ProtocolResult protocolResult) {
@ -152,7 +151,7 @@ public class StoreProcessor extends Thread implements AutoCloseable {
/**
* Permet de déclarer le StoreBackEnd disponible
*/
private void alertAvalaible(ProtocolWriter.ProtocolResult responseCommand) {
private void alertAvailable(ProtocolWriter.ProtocolResult responseCommand) {
synchronized (this) {
this.protocolResult = null;
if (responseCommand == null) {
@ -169,7 +168,9 @@ public class StoreProcessor extends Thread implements AutoCloseable {
synchronized (this) {
try {
this.wait();
} catch (InterruptedException e) { e.printStackTrace(); }
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}

2
app/src/main/java/lightcontainer/enumerations/TaskType.java
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@ -3,7 +3,7 @@ package lightcontainer.enumerations;
import lightcontainer.domains.Task;
/**
* enumeration to define the type of a {@link Task}.
* enumeration to define the type of {@link Task}.
*/
public enum TaskType {
SEND,

1
app/src/main/java/lightcontainer/interfaces/ClientHandlerFFE.java
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@ -13,6 +13,7 @@ public interface ClientHandlerFFE {
/**
* Demande le traitement d'une commande
*
* @param context Context de la requête
* @param command Commande à traiter
*/

3
app/src/main/java/lightcontainer/interfaces/MulticastSPR.java
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@ -11,12 +11,14 @@ import lightcontainer.repository.StoreProcessorRepository;
public interface MulticastSPR {
/**
* Setter, allow to define the ServerListener of a repository.
*
* @param server ServerListener to set as default.
*/
void setServerListener(MulticastServerListener server);
/**
* Add a StorePorcessor.
*
* @param store Store processor to add.
*/
boolean addStore(StoreProcessor store);
@ -36,6 +38,7 @@ public interface MulticastSPR {
/**
* Permet de déconnecter un SBE
*
* @param domain Le domaine du SBE à déconnecter
*/
void closeStore(String domain);

2
app/src/main/java/lightcontainer/interfaces/ProtocolRepository.java
View File

@ -8,7 +8,7 @@ public interface ProtocolRepository {
<T extends ProtocolReader.ProtocolResult> T executeReader(Context context, String data);
<T extends ProtocolWriter.ProtocolResult> T executeWriter(Context context, String cmdName, String... data);
<T extends ProtocolWriter.ProtocolResult> T executeWriter(Context context, String cmdName, String... data);
void addReader(ProtocolReader reader);

6
app/src/main/java/lightcontainer/interfaces/StoreProcessorFFE.java
View File

@ -10,13 +10,15 @@ import lightcontainer.repository.FileFrontEnd;
public interface StoreProcessorFFE {
/**
* Allows a {@link StoreProcessor} to notify the FFE that it's available.
* @param store The store processor that is now available.
* @param responseCommand
*
* @param store The store processor that is now available.
* @param response
*/
void onStoreAvailable(StoreProcessor store, ProtocolWriter.ProtocolResult response);
/**
* Permet de déconnecter un SBE
*
* @param domain Le domaine du SBE à déconnecter
*/
void onStoreDisconnect(String domain);

3
app/src/main/java/lightcontainer/interfaces/UnicastCHR.java
View File

@ -12,18 +12,21 @@ import lightcontainer.repository.ClientHandlerRepository;
public interface UnicastCHR {
/**
* Setter, allow to define the ServerListener of a repository.
*
* @param server ServerListener to set as default.
*/
void setServerListener(UnicastServerListener server);
/**
* Add a ClientHandler.
*
* @param client Client Handler to add.
*/
void addClient(ClientHandler client);
/**
* Permet de demander la déconnection d'un client
*
* @param client Le client à déconnecter
*/
void disconnect(ClientHandler client);

3
app/src/main/java/lightcontainer/protocol/ProtocolReader.java
View File

@ -95,7 +95,8 @@ public abstract class ProtocolReader {
*
* @param reader Buffer rempli du fichier
*/
public void read(InputStream reader) { }
public void read(InputStream reader) {
}
/**
* Permet de récupérer le context courant

9
app/src/main/java/lightcontainer/protocol/ProtocolWriter.java
View File

@ -23,6 +23,7 @@ public abstract class ProtocolWriter {
/**
* Permet de récupérer le nom de la commande.
*
* @return Nom de la commande.
*/
public final String getCmdName() {
@ -50,12 +51,15 @@ public abstract class ProtocolWriter {
/**
* Permet d'écrire un fichier sur le réseau. Cad envoyer le contenu d'un fichier sur le réseau.
* Redéfinissez cette méthode pour l'utiliser.
*
* @param writer Buffer à remplir qui sera envoyer via le réseau
*/
public void write(OutputStream writer) throws IOException {}
public void write(OutputStream writer) throws IOException {
}
/**
* Accesseur au contexte courant sur lequel opère la commande
*
* @return Context
*/
public Context getContext() {
@ -66,6 +70,7 @@ public abstract class ProtocolWriter {
/**
* Permet de contruire une commande selon une règle établie.
*
* @param data Les données à ajouter dans la commande; L'ordre défini leur position dans la commande
* @return La commande construites
*/
@ -74,7 +79,7 @@ public abstract class ProtocolWriter {
StringBuilder builder = new StringBuilder(this.cmdName);
for (String param : data)
builder.append(" " + param);
builder.append(" ").append(param);
String command = builder + "\r\n";
Matcher ruleMatcher = this.rulePattern.matcher(command); // Vérifie que tout match (cf. Matcher). Si match alors on retourne la commande build, sinon on retourne NULL

1
app/src/main/java/lightcontainer/protocol/rules/reader/RemoveFileRule.java
View File

@ -69,6 +69,7 @@ public class RemoveFileRule extends ProtocolReader {
/**
* TODO : But futur est de pouvoir en avoir plusieurs
* Cette méthode permet de choisir le domaine voulu.
*
* @param storageIterator Les domaines
* @return Le domain choisi
*/

9
app/src/main/java/lightcontainer/protocol/rules/reader/RetrieveOkRule.java
View File

@ -20,8 +20,8 @@ public class RetrieveOkRule extends ProtocolReader {
private static final int HASHED_FILE_CONTENT = 2; // Index hashed file content
// Variables
private ProtocolRepository protocolRep;
private String storagePath;
private final ProtocolRepository protocolRep;
private final String storagePath;
// Variables
public RetrieveOkRule(ProtocolRepository protocolRep, String storagePath) {
@ -32,8 +32,8 @@ public class RetrieveOkRule extends ProtocolReader {
public class Result extends ProtocolResult {
// Variables
private String filename;
private int filesize;
private final String filename;
private final int filesize;
private String hashedFileContent;
public Result(Context context, String filename, int filesize, String hashedFileContent) {
@ -52,7 +52,6 @@ public class RetrieveOkRule extends ProtocolReader {
}
/**
* Bitch has bettern than my money
* @param reader Buffer rempli du fichier
*/
@Override

6
app/src/main/java/lightcontainer/protocol/rules/reader/SavefileRule.java
View File

@ -26,8 +26,8 @@ public class SavefileRule extends ProtocolReader {
private static final int FILE_NAME = 0; // Index file name.
private static final int FILE_SIZE = 1; // Index file size.
private ProtocolRepository protocolRep;
private String storagePath;
private final ProtocolRepository protocolRep;
private final String storagePath;
// Constructor
public SavefileRule(ProtocolRepository protocolRep, String storagePath) {
@ -39,7 +39,7 @@ public class SavefileRule extends ProtocolReader {
public class Result extends ProtocolResult {
// Variables
private String filename;
private int size;
private final int size;
// Construct
public Result(Context context, String filename, int size) {

2
app/src/main/java/lightcontainer/protocol/rules/reader/SendErrorRule.java
View File

@ -14,7 +14,7 @@ public class SendErrorRule extends ProtocolReader {
private static final String NAME = "SEND_ERROR";
private ProtocolRepository protocolRep;
private final ProtocolRepository protocolRep;
// Constructor
public SendErrorRule(ProtocolRepository protocolRep) {

2
app/src/main/java/lightcontainer/protocol/rules/reader/SigninRule.java
View File

@ -18,7 +18,7 @@ public class SigninRule extends ProtocolReader {
private static final int LOGIN = 0; // Index du domain dans le tableau de données
private static final int PASSWORD = 1; // Index du port dans le tableau de données
private ProtocolRepository protocolRep;
private final ProtocolRepository protocolRep;
// Constructor
public SigninRule(ProtocolRepository protocolRep) {

2
app/src/main/java/lightcontainer/protocol/rules/reader/SignupRule.java
View File

@ -16,7 +16,7 @@ public class SignupRule extends ProtocolReader {
private static final int LOGIN = 0;
private static final int PASSWORD = 1;
private ProtocolRepository protocolRep;
private final ProtocolRepository protocolRep;
public SignupRule(ProtocolRepository protocolRep) {
super(NAME, PATTERN);

12
app/src/main/java/lightcontainer/protocol/rules/writer/GetFileOkRule.java
View File

@ -18,7 +18,7 @@ public class GetFileOkRule extends ProtocolWriter {
private static final int FILE_SIZE = 1; // Index file size
// Variables
private String storagePath;
private final String storagePath;
// Constructors
public GetFileOkRule(String storagePath) {
@ -28,8 +28,8 @@ public class GetFileOkRule extends ProtocolWriter {
public class Result extends ProtocolWriter.ProtocolResult {
// Variables
private String filename;
private int filesize;
private final String filename;
private final int filesize;
// Constructors
public Result(Context context, String filename, int filesize) {
@ -40,13 +40,14 @@ public class GetFileOkRule extends ProtocolWriter {
/**
* Oh yeahh baby by tonton EndMove ;-)
*
* @param writer Buffer à remplir qui sera envoyer via le réseau
*/
@Override
public void write(OutputStream writer) throws IOException {
System.out.printf("Sauvegarde du fichier : %s %d\n", this.filename, this.filesize);
System.out.println("Encrypted size for parsing: " + getContext().getDataInt("encryptedFileSize")+" normal: "+getContext().getDataInt("fileSize"));
System.out.println("Encrypted size for parsing: " + getContext().getDataInt("encryptedFileSize") + " normal: " + getContext().getDataInt("fileSize"));
FileSender fileSender = new FileSender(storagePath);
fileSender.sendFile(
getContext().getDataString("hashedFileName"),
@ -58,7 +59,8 @@ public class GetFileOkRule extends ProtocolWriter {
try {
Files.deleteIfExists(Path.of(String.format("%s/%s", storagePath, getContext().getDataString("hashedFileName"))));
} catch (IOException ignore) { }
} catch (IOException ignore) {
}
}
}

3
app/src/main/java/lightcontainer/protocol/rules/writer/SaveFileOkRule.java
View File

@ -34,7 +34,8 @@ public class SaveFileOkRule extends ProtocolWriter {
String hashedFileName = context.getHashedFileName(context.getDataString("fileName"));
try {
Files.deleteIfExists(Path.of(String.format("%s/%s", storagePath, hashedFileName)));
} catch (IOException ignore) {}
} catch (IOException ignore) {
}
return result;
}
}

2
app/src/main/java/lightcontainer/protocol/rules/writer/SendfileRule.java
View File

@ -20,7 +20,7 @@ public class SendfileRule extends ProtocolWriter {
private static final int FILE_SIZE = 1; // Index file size.
private static final int HASHED_FILE_CONTENT = 2; // Index file content hashed.
private String storagePath;
private final String storagePath;
public SendfileRule(String storagePath) {
super(NAME, PATTERN);

24
app/src/main/java/lightcontainer/repository/ClientHandlerRepository.java
View File

@ -8,18 +8,18 @@ import lightcontainer.protocol.ProtocolWriter;
import java.util.ArrayList;
import java.util.List;
// TODO : C'est genre un ClientHandlerManager quoi hein, normal qu'il fasse blinder de chose ;)
/**
* ClientHandlerRepository
*
* <p>
* Repository storing ClientHandler class.
* Contains some utility functions.
*
* @version 1.0
* @since 1.0
*
* @see ClientHandler
* @see AutoCloseable
* @author Jérémi NIHART <j.nihart@student.helmo.be>
* @author Jérémi NIHART <j.nihart@student.helmo.be>
* @version 1.0
* @see ClientHandler
* @see AutoCloseable
* @since 1.0
*/
public class ClientHandlerRepository implements AutoCloseable, UnicastCHR {
// Variable
@ -34,9 +34,9 @@ public class ClientHandlerRepository implements AutoCloseable, UnicastCHR {
/**
* Setter, allow to define the ServerListener of a repository.
* & Start the server.
* @param server ServerListener to set as default.
*
* @since 1.0
* @param server ServerListener to set as default.
* @since 1.0
*/
@Override
public void setServerListener(UnicastServerListener server) {
@ -46,9 +46,9 @@ public class ClientHandlerRepository implements AutoCloseable, UnicastCHR {
/**
* Add a ClientHandler.
* @param client Client Handler to add.
*
* @since 1.0
* @param client Client Handler to add.
* @since 1.0
*/
@Override
public void addClient(ClientHandler client) {
@ -75,7 +75,7 @@ public class ClientHandlerRepository implements AutoCloseable, UnicastCHR {
* AutoClosable Function
* Closes all ClientHandlers stored in this repository and deallocates all resources.
*
* @since 1.0
* @since 1.0
*/
@Override
public void close() {

4
app/src/main/java/lightcontainer/repository/FileFrontEnd.java
View File

@ -16,8 +16,8 @@ import java.util.concurrent.ConcurrentLinkedDeque;
public class FileFrontEnd implements ClientHandlerFFE, StoreProcessorFFE {
// Variables
private Deque<Task> tasks = new ConcurrentLinkedDeque<>();
private ClientHandlerRepository clientRepository; // TODO -> pourquoi pas une interface ? end
private StoreProcessorRepository storeRepository; // TODO -> pourquoi pas une interface ? end
private final ClientHandlerRepository clientRepository; // TODO -> pourquoi pas une interface ? end
private final StoreProcessorRepository storeRepository; // TODO -> pourquoi pas une interface ? end
private ProtocolRepository protocolRepository;
// Constructor

22
app/src/main/java/lightcontainer/repository/StoreProcessorRepository.java
View File

@ -9,17 +9,17 @@ 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 ;)
/**
* StoreProcessorRepository
*
* <p>
* Repository storing StorePorcessor class.
* Contains some utility functions.
*
* @version 1.0
* @since 1.0
*
* @see StoreProcessor
* @author Jérémi NIHART <j.nihart@student.helmo.be>
* @author Jérémi NIHART <j.nihart@student.helmo.be>
* @version 1.0
* @see StoreProcessor
* @since 1.0
*/
public class StoreProcessorRepository implements AutoCloseable, MulticastSPR {
// Variables
@ -34,9 +34,9 @@ public class StoreProcessorRepository implements AutoCloseable, MulticastSPR {
/**
* Setter, allow to define the ServerListener of a repository.
* & start the server.
* @param server ServerListener to set as default.
*
* @since 1.0
* @param server ServerListener to set as default.
* @since 1.0
*/
@Override
public void setServerListener(MulticastServerListener server) {
@ -46,9 +46,9 @@ public class StoreProcessorRepository implements AutoCloseable, MulticastSPR {
/**
* Add a StorePorcessor.
* @param store Store processor to add.
*
* @since 1.0
* @param store Store processor to add.
* @since 1.0
*/
@Override
public boolean addStore(StoreProcessor store) {
@ -129,7 +129,7 @@ public class StoreProcessorRepository implements AutoCloseable, MulticastSPR {
* AutoClosable Function
* Closes all StoreProcessor stored in this repository and deallocates all resources.
*
* @since 1.0
* @since 1.0
*/
@Override
public void close() {

1
app/src/main/java/lightcontainer/storage/AppConfig.java
View File

@ -90,6 +90,7 @@ public class AppConfig {
/**
* Méthode permettant de récupérer le chemin de sauvegarde des fichiers
*
* @return Chemin de sauvegarde
*/
public String getStoragePath() {

129
app/src/main/java/lightcontainer/utils/AES_GCM.java
View File

@ -11,10 +11,9 @@ import java.util.Base64;
/**
* AES GCM 256 Encryption Class [DO NOT EDIT]
*
* @since 1.0
* @version 1.0
*
* @author Jérémi Nihart <contact@endmove.eu>
* @version 1.0
* @since 1.0
*/
public class AES_GCM {
// Constants
@ -23,8 +22,7 @@ public class AES_GCM {
public static final int GCM_TAG_LENGTH = 16;
// Main method for testing
public static void main(String[] args) throws Exception
{
public static void main(String[] args) throws Exception {
/*
* FILE ENCRYPTION DEMO
*/
@ -38,20 +36,20 @@ public class AES_GCM {
String IVFile = generateIV();
String keyFile = generateSecretKey();
// Show options
System.out.println("IV : "+IVFile);
System.out.println("Key : "+keyFile);
System.out.println("IV : " + IVFile);
System.out.println("Key : " + keyFile);
// Encrypt
encryptStream(
new FileInputStream(inFile),
new FileOutputStream(outFile),
new FileInputStream(inFile),
new FileOutputStream(outFile),
inFile.length(),
IVFile,
keyFile
);
// Decrypt
decryptStream(
new FileInputStream(outFile),
new FileOutputStream(clearFile),
new FileInputStream(outFile),
new FileOutputStream(clearFile),
outFile.length(),
IVFile,
keyFile
@ -65,8 +63,8 @@ public class AES_GCM {
String IV = generateIV();
String key = generateSecretKey();
// Show options
System.out.println("IV : "+IV);
System.out.println("Key : "+key);
System.out.println("IV : " + IV);
System.out.println("Key : " + key);
System.out.println("Original text : " + plainText);
// Crypt
String cryptText = encrypt(plainText, key, IV);
@ -79,8 +77,8 @@ public class AES_GCM {
/**
* Decoder to decode base64 vector to byte vector.
*
* @param base64Vector A base64 encoded vector.
* @return Byte vector.
* @param base64Vector A base64 encoded vector.
* @return Byte vector.
*/
private static byte[] decodeBase64Vector(String base64Vector) {
Base64.Decoder b64Decoder = Base64.getDecoder();
@ -90,10 +88,9 @@ public class AES_GCM {
/**
* Decoder to decode base64 string to plain string.
*
* @param base64String A base64 encoded string.
* @return Plain string.
*
* @see AES_GCM#decodeBase64Vector(String)
* @param base64String A base64 encoded string.
* @return Plain string.
* @see AES_GCM#decodeBase64Vector(String)
*/
private static String decodeBase64String(String base64String) {
return new String(decodeBase64Vector(base64String));
@ -101,8 +98,9 @@ public class AES_GCM {
/**
* Encoder to encode vector to base64 string.
* @param rawVector A raw vector.
* @return A base64 encoded vector.
*
* @param rawVector A raw vector.
* @return A base64 encoded vector.
*/
private static String encodeBase64(byte[] rawVector) {
Base64.Encoder b64Encoder = Base64.getEncoder();
@ -111,10 +109,10 @@ public class AES_GCM {
/**
* Encoder to encode string to base64 string.
* @param rawString A raw string.
* @return A base64 encoded string.
*
* @see AES_GCM#encodeBase64(byte[]))
* @param rawString A raw string.
* @return A base64 encoded string.
* @see AES_GCM#encodeBase64(byte[]))
*/
private static String encodeBase64(String rawString) {
return encodeBase64(rawString.getBytes(StandardCharsets.UTF_8));
@ -123,14 +121,12 @@ public class AES_GCM {
/**
* FACTORY, to setting up a Java cryptographic cypher.
*
* @param op_mode the operation mode of this cipher (this is one of the
* following: ENCRYPT_MODE, DECRYPT_MODE, WRAP_MODE or UNWRAP_MODE)
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
*
* @return A Cryptography cypher.
*
* @throws AesGcmException Throw an exception in case of an error occur while setting up the the cypher.
* @param op_mode the operation mode of this cipher (this is one of the
* following: ENCRYPT_MODE, DECRYPT_MODE, WRAP_MODE or UNWRAP_MODE)
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
* @return A Cryptography cypher.
* @throws AesGcmException Throw an exception in case of an error occur while setting up the the cypher.
*/
private static Cipher createCipher(int op_mode, String key, String IV) throws AesGcmException {
try {
@ -151,9 +147,8 @@ public class AES_GCM {
/**
* Generate a secret key base64 encoded.
*
* @return New Secret key b64 encoded.
*
* @throws AesGcmException Exception if an error occur.
* @return New Secret key b64 encoded.
* @throws AesGcmException Exception if an error occur.
*/
public static String generateSecretKey() throws AesGcmException {
try {
@ -169,7 +164,7 @@ public class AES_GCM {
/**
* Generate an IV (initialisation vector) base64 encoded.
*
* @return New generated IV b64 encoded.
* @return New generated IV b64 encoded.
*/
public static String generateIV() {
byte[] IV = new byte[GCM_IV_LENGTH];
@ -181,13 +176,11 @@ public class AES_GCM {
/**
* Encrypt text, with AES GCM.
*
* @param plainText Plain text to encrypt.
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
*
* @return The encrypted plain text Base64 encoded.
*
* @throws AesGcmException Exception if an error occur.
* @param plainText Plain text to encrypt.
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
* @return The encrypted plain text Base64 encoded.
* @throws AesGcmException Exception if an error occur.
*/
public static String encrypt(String plainText, String key, String IV) throws AesGcmException {
try {
@ -204,13 +197,12 @@ public class AES_GCM {
* Encrypt stream, with AES GCM.
* The output stream is automatically closed after processing.
*
* @param in InputStream to the input, flux to encrypt.
* @param out OutputStream to the output, encrypted flux.
* @param fileSize Stream/file size (! unencrypted size !).
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
*
* @throws AesGcmException Exception if an error occur.
* @param in InputStream to the input, flux to encrypt.
* @param out OutputStream to the output, encrypted flux.
* @param fileSize Stream/file size (! unencrypted size !).
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
* @throws AesGcmException Exception if an error occur.
*/
public static void encryptStream(InputStream in, OutputStream out, long fileSize, String key, String IV) throws AesGcmException {
byte[] buffer = new byte[1024];
@ -222,7 +214,7 @@ public class AES_GCM {
// Initialize a CipherOutputStream
CipherOutputStream cipherOut = new CipherOutputStream(out, cipher);
// Encryption Process
while((currentSize < fileSize) && (bytes = in.read(buffer)) > 0) {
while ((currentSize < fileSize) && (bytes = in.read(buffer)) > 0) {
cipherOut.write(buffer, 0, bytes);
cipherOut.flush();
currentSize += bytes;
@ -237,13 +229,11 @@ public class AES_GCM {
/**
* Decrypt, with AES GCM.
*
* @param cryptText The encrypted text.
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
*
* @return The decrypted plain text.
*
* @throws AesGcmException Exception if an error occur.
* @param cryptText The encrypted text.
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
* @return The decrypted plain text.
* @throws AesGcmException Exception if an error occur.
*/
public static String decrypt(String cryptText, String key, String IV) throws AesGcmException {
try {
@ -260,13 +250,12 @@ public class AES_GCM {
* Decrypt stream, with AES GCM.
* The input stream is automatically closed after processing.
*
* @param in InputStream to the input, flux to decrypt.
* @param out OutputStream to the output, decrypted flux.
* @param fileSize Stream/file size (! encrypted size !).
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
*
* @throws AesGcmException Exception if an error occur.
* @param in InputStream to the input, flux to decrypt.
* @param out OutputStream to the output, decrypted flux.
* @param fileSize Stream/file size (! encrypted size !).
* @param key Base64 encoded secret key.
* @param IV Base64 encoded vector.
* @throws AesGcmException Exception if an error occur.
*/
public static void decryptStream(InputStream in, OutputStream out, long fileSize, String key, String IV) throws AesGcmException {
byte[] buffer = new byte[1024];
@ -278,7 +267,7 @@ public class AES_GCM {
// Initialize a CipherOutputStream
CipherInputStream cipherIn = new CipherInputStream(in, cipher);
// Encryption Process
while((currentSize < fileSize) && (bytes = cipherIn.read(buffer)) > 0) {
while ((currentSize < fileSize) && (bytes = cipherIn.read(buffer)) > 0) {
out.write(buffer, 0, bytes);
out.flush();
currentSize += bytes;
@ -301,7 +290,7 @@ public class AES_GCM {
* Constructor of AesGcmException,
* which define it's own detail message.
*
* @param msg The detail message.
* @param msg The detail message.
*/
public AesGcmException(String msg) {
super(msg);
@ -312,7 +301,7 @@ public class AES_GCM {
* which propagates the error triggering
* a crash of the encryption system.
*
* @param e Previous exception throwable.
* @param e Previous exception throwable.
*/
public AesGcmException(Throwable e) {
super(e);
@ -324,8 +313,8 @@ public class AES_GCM {
* a crash of the encryption system with
* a chosen detail message.
*
* @param e Previous exception throwable.
* @param msg The detail message.
* @param e Previous exception throwable.
* @param msg The detail message.
*/
public AesGcmException(GeneralSecurityException e, String msg) {
super(msg, e);

21
app/src/main/java/lightcontainer/utils/FileReceiver.java
View File

@ -3,9 +3,11 @@ package lightcontainer.utils;
import java.io.*;
public class FileReceiver {
private String path;
private final String path;
public FileReceiver(String path) { this.path = path; }
public FileReceiver(String path) {
this.path = path;
}
public int receiveFile(InputStream input, String fileName, int fileSize, String key, String iv) {
try {
@ -16,8 +18,8 @@ public class FileReceiver {
AES_GCM.encryptStream(input, bufferedStream, fileSize, key, iv);
}
}
return (int)file.length(); // TODO change the size to LONG
} catch(IOException | AES_GCM.AesGcmException ex) {
return (int) file.length(); // TODO change the size to LONG
} catch (IOException | AES_GCM.AesGcmException ex) {
ex.printStackTrace();
return -1;
}
@ -32,7 +34,7 @@ public class FileReceiver {
bosFile = new BufferedOutputStream(new FileOutputStream(String.format("%s/%s", path, fileName)));
long currentOffset = 0;
while((currentOffset < fileSize) && ((bytesReceived = input.read(buffer)) > 0)) {
while ((currentOffset < fileSize) && ((bytesReceived = input.read(buffer)) > 0)) {
bosFile.write(buffer, 0, bytesReceived);
currentOffset += bytesReceived;
}
@ -40,9 +42,14 @@ public class FileReceiver {
bosFile.close();
return true;
} catch(Exception ex) {
} catch (Exception ex) {
ex.printStackTrace();
if(bosFile != null) { try { bosFile.close(); } catch(Exception e) {} }
if (bosFile != null) {
try {
bosFile.close();
} catch (Exception e) {
}
}
return false;
}
}

21
app/src/main/java/lightcontainer/utils/FileSender.java
View File

@ -3,23 +3,25 @@ package lightcontainer.utils;
import java.io.*;
public class FileSender {
private static final int DEFAULT_BUFFER=8000;
private static final int DEFAULT_BUFFER = 8000;
private final String path;
public FileSender(String path) { this.path = path; }
public FileSender(String path) {
this.path = path;
}
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 {
File f = new File(String.format("%s/%s", path, filename));
if(f.exists()) {
if (f.exists()) {
bisFile = new BufferedInputStream(new FileInputStream(f));
AES_GCM.decryptStream(bisFile, out, fileSize, aesKey, iv);
return true;
} else
return false;
} catch(IOException | AES_GCM.AesGcmException ex) {
} catch (IOException | AES_GCM.AesGcmException ex) {
throw new IOException();
}
}
@ -30,19 +32,20 @@ public class FileSender {
try {
File file = new File(String.format("%s/%s", path, filename));
long fileSize = file.length();
if(file.exists()) {
if (file.exists()) {
byte[] buffer = new byte[DEFAULT_BUFFER];
bisFile = new BufferedInputStream(new FileInputStream(file));
long currentOffset = 0;
while((currentOffset < fileSize) && (bytesReaded = bisFile.read(buffer)) > 0) {
out.write(buffer, 0, bytesReaded); out.flush();
currentOffset+= bytesReaded;
while ((currentOffset < fileSize) && (bytesReaded = bisFile.read(buffer)) > 0) {
out.write(buffer, 0, bytesReaded);
out.flush();
currentOffset += bytesReaded;
}
bisFile.close();
return true;
} else
return false;
} catch(IOException ex) {// todo change
} catch (IOException ex) {// todo change
throw ex;
}
}

12
app/src/main/java/lightcontainer/utils/NetChooser.java
View File

@ -18,7 +18,7 @@ public class NetChooser {
public NetworkInterface requestInterface() {
Scanner console = new Scanner(System.in);
String[] allInterfaceNames = getInterfaces();
for(int index=0; index < allInterfaceNames.length; ++index) {
for (int index = 0; index < allInterfaceNames.length; ++index) {
System.out.printf("%d. %s\n", index, allInterfaceNames[index]);
}
System.out.printf("Select your interface :");
@ -35,28 +35,28 @@ public class NetChooser {
NetworkInterface currentInterface = discoveredInterfaces.nextElement();
Enumeration<InetAddress> inetAddresses = currentInterface.getInetAddresses();
int ipCount = 0;
while(inetAddresses.hasMoreElements()) {
while (inetAddresses.hasMoreElements()) {
InetAddress currentAddress = inetAddresses.nextElement();
ipCount++;
}
if(ipCount > 0)
if (ipCount > 0)
interfaces.add(currentInterface);
}
} catch(SocketException ex) {
} catch (SocketException ex) {
ex.printStackTrace();
}
}
public NetworkInterface getInterfacesByIndex(int i) {
if(i >= 0)
if (i >= 0)
return interfaces.get(i);
else
return null;
}
public String[] getInterfaces() {
if(interfaces.size() > 0) {
if (interfaces.size() > 0) {
String[] result = new String[interfaces.size()];
for (int i = 0; i < interfaces.size(); ++i) {
result[i] = interfaces.get(i).getDisplayName() + " --> " + interfaces.get(i).getName();

29
app/src/main/java/lightcontainer/utils/SHA.java
View File

@ -13,10 +13,9 @@ import java.util.Base64;
/**
* SHA 256 Hashing and borrowing Class [DO NOT EDIT]
*
* @since 1.0
* @version 1.0
*
* @author Jérémi Nihart <contact@endmove.eu>
* @version 1.0
* @since 1.0
*/
public class SHA {
// Constants
@ -42,12 +41,10 @@ public class SHA {
/**
* Make a borrowing of the stream.
*
* @param in InputStream to the input, flux to hash.
* @param fileSize Stream/file size.
*
* @return Borrowing of the full current flux.
*
* @throws ShaException if an error occur.
* @param in InputStream to the input, flux to hash.
* @param fileSize Stream/file size.
* @return Borrowing of the full current flux.
* @throws ShaException if an error occur.
*/
public static String hashStream(InputStream in, long fileSize) throws ShaException {
StringBuilder sb = new StringBuilder();
@ -58,7 +55,7 @@ public class SHA {
// Init Digest algo
MessageDigest digest = MessageDigest.getInstance(SHA_VERSION);
// Process flux
while ((currentSize < fileSize) && (bytes=in.read(buffer)) > 0) {
while ((currentSize < fileSize) && (bytes = in.read(buffer)) > 0) {
digest.update(buffer, 0, bytes);
currentSize += bytes;
}
@ -77,12 +74,10 @@ public class SHA {
/**
* Make a borrowing of the file.
*
* @param rootPath Root path of the file.
* @param fileName File Name.
*
* @return Borrowing of the file.
*
* @throws ShaException if an error occur.
* @param rootPath Root path of the file.
* @param fileName File Name.
* @return Borrowing of the file.
* @throws ShaException if an error occur.
*/
public static String hashFile(String rootPath, String fileName) throws ShaException {
try {
@ -109,7 +104,7 @@ public class SHA {
* which propagates the error triggering
* a crash of the hash system.
*
* @param e Previous exception throwable.
* @param e Previous exception throwable.
*/
public ShaException(Throwable e) {
super(e);