Merge pull request #118 from m-chrzan/query_signer

Query signer

1 files changed, 44 insertions, 0 deletions

diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QuerySigner.java b/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QuerySigner.java
new file mode 100644
index 0000000..b2f426e
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QuerySigner.java
@@ -0,0 +1,44 @@
+package pl.edu.mimuw.cloudatlas.querysigner;
+
+import pl.edu.mimuw.cloudatlas.querysignerapi.QuerySignerApi;
+
+import java.io.IOException;
+import java.rmi.registry.LocateRegistry;
+import java.rmi.registry.Registry;
+import java.rmi.server.UnicastRemoteObject;
+import java.security.PrivateKey;
+import java.security.PublicKey;
+
+public class QuerySigner {
+    public static class InvalidQueryException extends Exception {
+        InvalidQueryException() {
+            super("Query invalid");
+        }
+    }
+
+    public static QuerySignerApiImplementation initApi() throws IOException {
+        String publicKeyFile = System.getProperty("public_key_file");
+        String privateKeyFile = System.getProperty("private_key_file");
+        PublicKey publicKey = KeyUtils.getPublicKey(publicKeyFile);
+        PrivateKey privateKey = KeyUtils.getPrivateKey(privateKeyFile);
+        return new QuerySignerApiImplementation(publicKey, privateKey);
+    }
+
+    public static void runRegistry() {
+        try {
+            QuerySignerApiImplementation api = initApi();
+            QuerySignerApi apiStub =
+                    (QuerySignerApi) UnicastRemoteObject.exportObject(api, 0);
+            Registry registry = LocateRegistry.getRegistry();
+            registry.rebind("QuerySignerApi", apiStub);
+            System.out.println("QuerySigner: api bound");
+        } catch (Exception e) {
+            System.err.println("QuerySigner registry initialization exception:");
+            e.printStackTrace();
+        }
+    }
+
+    public static void main(String[] args) {
+        runRegistry();
+    }
+}