Add a new API call to the iohyve subsystem: action="listisos"

This will list all the known ISO files which iohyve can use.

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

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

Response:
-------------------------------
{
  "args": {
    "listisos": [
      "TRUEOS10.2-RELEASE-08-19-2015-x64-netinstall.iso"
    ]
  },
  "id": "fooid",
  "name": "response",
  "namespace": "sysadm"
}

src/server/WebBackend.cpp

@@ -584,42 +584,46 @@ RestOutputStruct::ExitCode WebSocket::EvaluateSysadmIohyveRequest(const QJsonVal
 	ok = true;
         out->insert("create", sysadm::Iohyve::createGuest(in_args.toObject()));
       }
-      if(act=="listvms"){
+      else if(act=="listvms"){
 	ok = true;
         out->insert("listvms", sysadm::Iohyve::listVMs());
       }
-      if(act=="fetchiso"){
+      else if(act=="listisos"){
+        ok = true;
+	out->insert("listisos", sysadm::Iohyve::listISOs());
+      }
+      else if(act=="fetchiso"){
 	ok = true;
 	DProcess fetchproc;
         out->insert("fetchiso", sysadm::Iohyve::fetchISO(in_args.toObject(), &fetchproc));
 	connect(&fetchproc, SIGNAL(ProcessOutput(QString)), this, SLOT(slotIohyveFetchProcessOutput(QString)) );
 	connect(&fetchproc, SIGNAL(Finished(QString, int, QString)), this, SLOT(slotIohyveFetchDone(QString, int, QString)) );
       }
-      if(act=="install"){
+      else if(act=="install"){
 	ok = true;
         out->insert("install", sysadm::Iohyve::installGuest(in_args.toObject()));
       }
-      if(act=="issetup"){
+      else if(act=="issetup"){
 	ok = true;
         out->insert("issetup", sysadm::Iohyve::isSetup());
       }
-      if(act=="renameiso"){
+      else if(act=="renameiso"){
 	ok = true;
         out->insert("renameiso", sysadm::Iohyve::renameISO(in_args.toObject()));
       }
-      if(act=="rmiso"){
+      else if(act=="rmiso"){
 	ok = true;
         out->insert("rmiso", sysadm::Iohyve::rmISO(in_args.toObject()));
       }
-      if(act=="setup"){
+      else if(act=="setup"){
 	ok = true;
         out->insert("setup", sysadm::Iohyve::setupIohyve(in_args.toObject()));
       }
-      if(act=="start"){
+      else if(act=="start"){
 	ok = true;
         out->insert("start", sysadm::Iohyve::startGuest(in_args.toObject()));
       }
-      if(act=="stop"){
+      else if(act=="stop"){
 	ok = true;
         out->insert("stop", sysadm::Iohyve::stopGuest(in_args.toObject()));
       }

src/server/library/sysadm-iohyve.cpp

@@ -143,6 +143,18 @@ QJsonObject Iohyve::listVMs() {
   return retObject;
 }
 
+// List the ISOs on the box
+QJsonArray Iohyve::listISOs(){
+  QJsonArray arr;
+  QStringList output = General::RunCommand("iohyve isolist").split("\n");
+  for(int i=1; i<output.length(); i++){ //first line is headers
+    if(output[i].isEmpty()){ continue; }
+    arr.append(output[i]);
+  }
+  return arr;
+  
+}
+
 // Rename an ISO file
 QJsonObject Iohyve::renameISO(QJsonObject jsin) {
   QJsonObject retObject;

src/server/library/sysadm-iohyve.h

@@ -20,6 +20,7 @@ public:
 	static QJsonObject installGuest(QJsonObject);
 	static QJsonObject isSetup();
 	static QJsonObject listVMs();
+	static QJsonArray listISOs();
 	static QJsonObject renameISO(QJsonObject);
 	static QJsonObject rmISO(QJsonObject);
 	static QJsonObject setupIohyve(QJsonObject);