Add new API call to iohyve, which returns true/false

if iohyve has been setup on the box

REST Request:
-------------------------------
PUT /sysadm/iohyve
{
   "action" : "issetup"
}

WebSocket Request:
-------------------------------
{
   "id" : "fooid",
   "namespace" : "sysadm",
   "args" : {
      "action" : "issetup"
   },
   "name" : "iohyve"
}

Response:
-------------------------------
{
  "args": {
    "issetup": {
      "setup": "true"
    }
  },
  "id": "fooid",
  "name": "response",
  "namespace": "sysadm"
}

src/server/WebBackend.cpp

@@ -506,6 +506,10 @@ RestOutputStruct::ExitCode WebSocket::EvaluateSysadmIohyveRequest(const QJsonVal
 	ok = true;
         out->insert("fetchiso", sysadm::Iohyve::fetchISO(in_args.toObject()));
       }
+      if(act=="issetup"){
+	ok = true;
+        out->insert("issetup", sysadm::Iohyve::isSetup());
+      }
       if(act=="renameiso"){
 	ok = true;
         out->insert("renameiso", sysadm::Iohyve::renameISO(in_args.toObject()));

src/server/library/sysadm-iohyve.cpp

@@ -39,6 +39,20 @@ QJsonObject Iohyve::fetchISO(QJsonObject jsin) {
   return retObject;
 }
 
+// Return if iohyve is setup on the box
+QJsonObject Iohyve::isSetup() {
+  QJsonObject retObject;
+
+  // Check if iohyve is setup on this box
+  // We check the flags variable, enabling / disabling is done via service mgmt
+  QString ioflags = General::getConfFileValue("/etc/rc.conf", "iohyve_flags=", 1);
+  if ( ioflags.isEmpty() )
+    retObject.insert("setup", "false");
+  else
+    retObject.insert("setup", "true");
+
+  return retObject;
+}
 
 // List the VMs on the box
 QJsonObject Iohyve::listVMs() {

src/server/library/sysadm-iohyve.h

@@ -15,6 +15,7 @@ namespace sysadm{
 class Iohyve{
 public:
 	static QJsonObject fetchISO(QJsonObject);
+	static QJsonObject isSetup();
 	static QJsonObject listVMs();
 	static QJsonObject renameISO(QJsonObject);
 	static QJsonObject rmISO(QJsonObject);