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  1. function RRD_Tool() {Log("\033[31mCall to RRD_Tool() can be removed from autostart.js!\033[0m\n");}
  2.  
  3. /* Declaration of static variables */
  4. RRD_Tool_myInterval = null;
  5. RRD_Tool_StoredData = null;
  6. RRD_Tool_Timers = null;
  7. /* Constant config name */
  8. RRD_Tool_Config = "RRD_Tool_config";
  9.  
  10. function RRD_Tool_Init()
  11. {
  12.     //Log("\033[33mRRD Tool updater starting...\033[0m");
  13.    
  14.     var last_value_string = Storage_GetParameters(RRD_Tool_Config);
  15.     RRD_Tool_StoredData = new Array();
  16.     RRD_Tool_Timers = new Array();
  17.     for (var name in last_value_string)
  18.     {
  19.         RRD_Tool_StoredData[name] = eval("(" + last_value_string[name] + ")");
  20.         Log("\033[33mFound: "+name+" with update rate of "+RRD_Tool_StoredData[name]["rrd"]["Period_s"]+"s.\033[0m");
  21.         RRD_Tool_Timers[name] = Timer_SetTimer(function(timer) {RRD_Tool_timerUpdate(timer)}, RRD_Tool_StoredData[name]["rrd"]["Period_s"]*1000, true);
  22.     }
  23.     //Log("\033[33mRRD Tool updater created.\033[0m");
  24. }
  25.  
  26. RRD_Tool_Init();
  27.  
  28. RRD_Tool_timerUpdate = function(timer)
  29. {
  30.     var alias_string = Storage_GetParameters("LastValues");
  31.     for (var name in RRD_Tool_Timers)
  32.     {  
  33.         if (RRD_Tool_Timers[name] == timer) {
  34.             //Log("Timer: "+timer+", named: "+name+" with data: "+RRD_Tool_StoredData[name]["rrd"]["file"]+"\n");
  35.             /* Create command to execute...*/
  36.             var names = "";
  37.             var values = "N";
  38.             var cmd = "/usr/bin/rrdtool update --template ";
  39.             var first = 1;
  40.             for (var label in RRD_Tool_StoredData[name]["rrdNames"])
  41.             {
  42.                 //Log("Found label: "+label+"\n");
  43.                 var data = eval("(" + alias_string[RRD_Tool_StoredData[name]["rrdNames"][label]["Module"]] + ")");
  44.                 if (first == 1) {
  45.                     names += label;
  46.                     first = 0;
  47.                 } else {
  48.                     names += ":"+label;  
  49.                 }
  50.                 if (typeof data[RRD_Tool_StoredData[name]["rrdNames"][label]["data"]]["value"] == "string")
  51.                 {
  52.                     values += ":"+data[RRD_Tool_StoredData[name]["rrdNames"][label]["data"]]["value"];
  53.                 }
  54.                 else
  55.                 {
  56.                     values += ":"+data[RRD_Tool_StoredData[name]["rrdNames"][label]["data"]]["value"][RRD_Tool_StoredData[name]["rrdNames"][label]["value"]]     
  57.                 }  
  58.             }
  59.             cmd += names + " "+RRD_Tool_StoredData[name]["rrd"]["file"]+" "+values;
  60.             //Log("Command: "+cmd);
  61.             Execute(cmd);
  62.             break;
  63.         }
  64.     }
  65. }
  66.  
  67. /* Tab complete stuff */
  68. RRD_Tool_Aliases        = function() { return Module_GetAliasNames(); };
  69. RRD_Tool_Intervals      = function() { return [ 5, 10, 30, 60, 120, 150, 300 ]; };
  70. /* Function returns an array with all CAN variables existing in LastValues storage */
  71. RRD_Tool_Variables      = function()
  72. {
  73.     var last_value_string = Storage_GetParameters("LastValues");
  74.     var last_values = new Array();
  75.     var last_values_variables = [];
  76.     for (var name in last_value_string)
  77.     {
  78.         last_values[name] = eval("(" + last_value_string[name] + ")");
  79.         for (var name2 in last_values[name])
  80.         {
  81.             /* Only get unique variables */
  82.             if (last_values_variables.indexOf(name2) == -1)
  83.             {
  84.                 last_values_variables.push(name2);
  85.             }
  86.         }
  87.     }
  88.     return last_values_variables;
  89. };
  90.  
  91. /*
  92. electricPower={"rrd":{"file":"/var/www/appdata/rrd-data-new/electricPower.rrd","Period_s":"60"}, "rrdNames":{"power":{"Module":"powerMeter","data":"Power32","value":"value"}}}
  93.  
  94. <store_name>={"rrd":{"file":"<rrd_filename>","Period_s":"<push_interval>"}, "rrdNames":{"<rrd_data_source_name>":{"Module":"<alias_name>","data":"<variable_name>","value":"value"}}}
  95. */
  96.  
  97. /*
  98. TODO:
  99. handle more than one rrd data source (not possible with different alias/variables)
  100. function RRDTool_AddConfig(alias_name, variable_name, push_interval, store_name, rrd_filename, rrd_data_source_name_array)
  101. */
  102.  
  103. /* Function to add new rrd config on atomic command line interface */
  104. function RRDTool_AddConfig(alias_name, variable_name, push_interval, store_name, rrd_filename, rrd_data_source_name)
  105. {
  106.     if (arguments.length < 6)
  107.     {
  108.         Log("\033[31mNot enough parameters given.\033[0m\n");
  109.         return false;
  110.     }
  111.  
  112.     if (RRD_Tool_Config == null || RRD_Tool_StoredData == null || RRD_Tool_Timers == null)
  113.     {
  114.         RRD_Tool_Config = "RRD_Tool_config";
  115.         RRD_Tool_StoredData = new Array();
  116.         RRD_Tool_Timers = new Array();
  117.     }
  118.    
  119.     //Log("rrd data source array length: "+rrd_data_source_name_array.length);
  120.     //if (rrd_data_source_name_array.length > 0)
  121.     //{
  122.         var newString = "{\"rrd\":{\"file\":\"" + rrd_filename + "\",\"Period_s\":\"" + push_interval + "\"},\"rrdNames\":{\"" + rrd_data_source_name + "\":{\"Module\":\""+alias_name+"\",\"data\":\""+variable_name+"\",\"value\":\"value\"}}";
  123.         //for (var rrd_data_source in rrd_data_source_name_array)
  124.         //{
  125.         //  newString += "";
  126.         //}
  127.         newString += "}";
  128.        
  129.         /* Push new config line to storage */
  130.         Storage_SetParameter(RRD_Tool_Config, store_name, newString);
  131.         //Log("New config: "+newString + " configname " + RRD_Tool_Config +"\n");
  132.     //}
  133.  
  134.     /* Start this new config now */
  135.     RRD_Tool_StoredData[store_name] = eval("(" + newString + ")");
  136.     RRD_Tool_Timers[store_name] = Timer_SetTimer(function(timer) {RRD_Tool_timerUpdate(timer)}, RRD_Tool_StoredData[store_name]["rrd"]["Period_s"]*1000, true);
  137.     Log("\033[33mCreated: "+store_name+" with update rate of "+RRD_Tool_StoredData[store_name]["rrd"]["Period_s"]+"s.\033[0m\n");
  138. }
  139.  
  140. Console_RegisterCommand(RRDTool_AddConfig, function(arg_index, args) { return Console_StandardAutocomplete(arg_index, args, RRD_Tool_Aliases(), RRD_Tool_Variables(), RRD_Tool_Intervals() ); });
  141.  
  142.