Make key generator skeleton

1 files changed, 38 insertions, 0 deletions

diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/KeyGenerator.java b/src/main/java/pl/edu/mimuw/cloudatlas/KeyGenerator.java
new file mode 100644
index 0000000..8581280
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/KeyGenerator.java
@@ -0,0 +1,38 @@
+package pl.edu.mimuw.cloudatlas;
+
+import java.security.*;
+
+public class KeyGenerator {
+    private final static int NUM_KEY_BITS = 1024;
+    private final static String ENCRYPTION_ALGORITHM = "RSA";
+
+    // TODO
+    // TODO read key values from files
+    // TODO gradlew
+    private static void printKeyToFile(byte[] keyValue, String fileName) {
+
+    }
+
+    private static void generateKeys() throws NoSuchAlgorithmException {
+        PublicKey publicKey;
+        PrivateKey privateKey;
+
+        KeyPairGenerator keyGenerator =
+                KeyPairGenerator.getInstance(ENCRYPTION_ALGORITHM);
+        keyGenerator.initialize(NUM_KEY_BITS);
+        KeyPair keyPair = keyGenerator.generateKeyPair();
+
+        privateKey = keyPair.getPrivate();
+        printKeyToFile(privateKey.getEncoded(), "query_signer");
+        publicKey = keyPair.getPublic();
+        printKeyToFile(publicKey.getEncoded(), "query_signer.pub");
+    }
+
+    public static void main() {
+        try {
+            generateKeys();
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+    }
+}