Add a new API call for sysadm/lifepserver which returns the system-wide

settings of the utility

REST Request:
-------------------------------
PUT /sysadm/lifepreserver
{
   "action" : "settings"
}

REST Response:
-------------------------------
{
    "args": {
        "settings": {
            "diskwarn": "85%",
            "email": "WARN",
            "emailaddress": "krismoore134@gmail.com",
            "recursive": "ON"
        }
    }
}

WebSocket Request:
-------------------------------
{
   "id" : "fooid",
   "args" : {
      "action" : "settings"
   },
   "namespace" : "sysadm",
   "name" : "lifepreserver"
}

WebSocket Response:
-------------------------------
{
  "args": {
    "settings": {
      "diskwarn": "85%",
      "email": "WARN",
      "emailaddress": "krismoore134@gmail.com",
      "recursive": "ON"
    }
  },
  "id": "fooid",
  "name": "response",
  "namespace": "sysadm"
}

src/library/sysadm-lifepreserver.cpp

@@ -105,3 +105,51 @@ QJsonObject LifePreserver::listSnap(QJsonObject jsin) {
 
   return retObject;
 }
+
+// Return a list of settings for life-preserver
+QJsonObject LifePreserver::settings() {
+   QJsonObject retObject;
+
+   QStringList output = General::RunCommand("lpreserver get").split("\n");
+   QStringList setitems;
+   QString tmpkey;
+   QRegExp sep("\\s+");
+
+   // Parse the output
+   bool inSection = false;
+   for ( int i = 0; i < output.size(); i++)
+   {
+      if ( output.at(i).indexOf("-----------------") != -1 ) {
+         inSection = true;
+         continue;
+      }
+
+      if (!inSection)
+         continue;
+
+      if ( output.at(i).isEmpty() || output.at(i).indexOf("-----------------") != -1 )
+	  break;
+
+      // Breakdown the setting we got
+      tmpkey = "";
+      setitems.clear();
+      setitems << output.at(i).section(":", 0, 0).simplified();
+      setitems << output.at(i).section(":", 1, 1).simplified();
+      if ( setitems.at(0) == "Recursive mode" )
+	tmpkey = "recursive";
+      if ( setitems.at(0) == "E-mail notifications" )
+	tmpkey = "email";
+      if ( setitems.at(0) == "E-mail addresses" )
+	tmpkey = "emailaddress";
+      if ( setitems.at(0) == "Disk space warn at" )
+	tmpkey = "diskwarn";
+
+      // Unknown key we dont support?
+      if ( tmpkey.isEmpty() )
+        continue;
+
+      retObject.insert(tmpkey, setitems.at(1));
+  }
+
+  return retObject;
+}

src/library/sysadm-lifepreserver.h

@@ -17,6 +17,7 @@ public:
 	// List schedule snapshots
 	static QJsonObject listCron(); 
 	static QJsonObject listSnap(QJsonObject jsin);
+	static QJsonObject settings();
 };
 	
 } //end of pcbsd namespace

src/server/WebBackend.cpp

@@ -149,6 +149,10 @@ RestOutputStruct::ExitCode WebSocket::EvaluateSysadmLifePreserverRequest(const Q
 	ok = true;
         out->insert("listsnap", sysadm::LifePreserver::listSnap(in_args.toObject()));
       }
+      if(act=="settings"){
+	ok = true;
+        out->insert("settings", sysadm::LifePreserver::settings());
+      }
 
     } //end of "action" key usage