Modified replicas

1 files changed, 24 insertions, 0 deletions

diff --git a/src/main/java/derms/replica2/Replica2.java b/src/main/java/derms/replica2/Replica2.java
index 9383cf5..5f24e24 100644
--- a/src/main/java/derms/replica2/Replica2.java
+++ b/src/main/java/derms/replica2/Replica2.java
@@ -24,6 +24,7 @@ public class Replica2 implements Replica {
 	private final ReplicaManager replicaManager;
 	private final ExecutorService pool;
 	private boolean alive = false;
+	private boolean byzFailure;
 
 	public Replica2(City city, ReplicaManager replicaManager) throws IOException {
 		this.city = city;
@@ -58,6 +59,20 @@ public class Replica2 implements Replica {
 
 	@Override
 	public void startProcess(int byzantine, int crash) {
+		// [TEST] Detect crash
+        if (crash == 1) {
+            alive = false;
+        } else {
+            alive = true;
+        }
+
+        // [TEST] Detect byzantine failure
+        if (byzantine == 1) {
+            byzFailure = true;
+        } else {
+            byzFailure = false;
+        }
+
 		try {
 			pool.execute(new ResourceAvailability.Server(localAddr, resources));
 		} catch (IOException e) {
@@ -113,6 +128,13 @@ public class Replica2 implements Replica {
 	public void processRequest(Request request) {
 		log.info(request.toString());
 
+		// [TEST] Simulate byzantine failure (return incorrect value)
+        if (byzFailure == true) {
+            Response response = new Response(request, replicaManager.getReplicaId(), "BYZANTINE FAILURE", false);
+            replicaManager.sendResponseToFE(response);
+            return;
+        }
+
 		String status = "";
 		try {
 			switch (request.getFunction()) {
@@ -153,6 +175,8 @@ public class Replica2 implements Replica {
 	@Override
 	public void restart() {
 		shutdown();
+
+		// [TEST] Restart process without byzantine failure or crash
 		startProcess(0, 0);
 	}