check if proxy is there

drip-commons/src/main/java/nl/uva/sne/drip/commons/utils/AAUtils.java

@@ -86,10 +86,11 @@ public class AAUtils {
             case PROXY_FILE:
                 secretKey += "\n";
                 proxy_file = new File("/tmp/x509up_u1000");
-                Set<PosixFilePermission> perm = new HashSet<>();
-                perm.add(PosixFilePermission.OWNER_WRITE);
-                Files.setPosixFilePermissions(proxy_file.toPath(), perm);
-                
+                if (proxy_file.exists()) {
+                    Set<PosixFilePermission> perm = new HashSet<>();
+                    perm.add(PosixFilePermission.OWNER_WRITE);
+                    Files.setPosixFilePermissions(proxy_file.toPath(), perm);
+                }
                 Files.write(proxy_file.toPath(), secretKey.getBytes());
                 break;
             case CERTIFICATE:

drip-provisioner/src/main/java/nl/uva/sne/drip/drip/provisioner/v1/Consumer.java

@@ -58,6 +58,7 @@ import provisioning.database.EGI.EGIDatabase;
 import provisioning.database.UserDatabase;
 import provisioning.engine.TEngine.TEngine;
 import provisioning.engine.VEngine.EGI.EGIAgent;
+import provisioning.request.ScalingRequest;
 import topologyAnalysis.TopologyAnalysisMain;
 import topologyAnalysis.dataStructure.SubTopologyInfo;
 import topologyAnalysis.dataStructure.VM;
@@ -506,7 +507,15 @@ public class Consumer extends DefaultConsumer {
         }
         Message response = new Message();
         try {
-            tEngine.autoScal(tam.wholeTopology, userCredential, userDatabase, tam.wholeTopology.topologies.get(0).topology , true, scalDCs);
+            ScalingRequest scalReq = new ScalingRequest();
+            scalReq.cloudProvider = "ec2";
+            scalReq.domain = "Ohio";
+            scalReq.satisfied = false;
+            ArrayList<ScalingRequest> scalDCs = new ArrayList<>();
+            scalDCs.add(scalReq);
+
+            tEngine.autoScal(tam.wholeTopology, userCredential, userDatabase, "ec2_zh_b", true, scalDCs);
+
         } catch (Throwable ex) {
             ObjectMapper mapper = new ObjectMapper();
             mapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);