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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.     timer_loop:
  32.     for (var name in RRD_Tool_Timers)
  33.     {  
  34.         if (RRD_Tool_Timers[name] == timer)
  35.         {
  36.             //Log("Timer: "+timer+", named: "+name+" with data: "+RRD_Tool_StoredData[name]["rrd"]["file"]+"\n");
  37.             /* Create command to execute...*/
  38.             var names = "";
  39.             var values = "N";
  40.             var cmd = "/usr/bin/rrdtool update --template ";
  41.             var first = 1;
  42.             for (var label in RRD_Tool_StoredData[name]["rrdNames"])
  43.             {
  44.                 //Log("Found label: "+label+"\n");
  45.                 var data = eval("(" + alias_string[RRD_Tool_StoredData[name]["rrdNames"][label]["Module"]] + ")");
  46.                 var datatype=RRD_Tool_StoredData[name]["rrdNames"][label]["data"];
  47.                 var periodicity=RRD_Tool_StoredData[name]["rrd"]["Period_s"];
  48.                 if ((get_time() - periodicity*2) > data[datatype]["timestamp"])
  49.                 {
  50.                     //Log("\033[31mError: RRD-store "+name+" could not store data, too old. Current time="+get_time()+", periodicity="+periodicity+", data timestamp="+data[datatype]["timestamp"]+".\033[0m");
  51.                     break timer_loop;
  52.                 }
  53.                 if (first == 1) {
  54.                     names += label;
  55.                     first = 0;
  56.                 } else {
  57.                     names += ":"+label;  
  58.                 }
  59.                 if (typeof data[RRD_Tool_StoredData[name]["rrdNames"][label]["data"]]["value"] == "string")
  60.                 {
  61.                     values += ":"+data[RRD_Tool_StoredData[name]["rrdNames"][label]["data"]]["value"];
  62.                 }
  63.                 else
  64.                 {
  65.                     values += ":"+data[RRD_Tool_StoredData[name]["rrdNames"][label]["data"]]["value"][RRD_Tool_StoredData[name]["rrdNames"][label]["value"]];
  66.                 }  
  67.                 cmd += names + " "+RRD_Tool_StoredData[name]["rrd"]["file"]+" "+values;
  68.                 //Log("Command: "+cmd);
  69.                 Execute(cmd);
  70.                 break;
  71.             }
  72.         }
  73.     }
  74. }
  75.  
  76. /* Tab complete stuff */
  77. RRD_Tool_Aliases        = function() { return Module_GetAliasNames(); };
  78. RRD_Tool_Intervals      = function() { return [ 5, 10, 30, 60, 120, 150, 300 ]; };
  79. RRD_Tool_MinValues      = function() { return [ -40, 0 ]; };
  80. RRD_Tool_MaxValues      = function() { return [ 50, 100, 10000, 20000 ]; };
  81. /* Function returns an array with all CAN variables existing in LastValues storage */
  82. RRD_Tool_Variables      = function()
  83. {
  84.     var last_value_string = Storage_GetParameters("LastValues");
  85.     var last_values = new Array();
  86.     var last_values_variables = [];
  87.     for (var name in last_value_string)
  88.     {
  89.         last_values[name] = eval("(" + last_value_string[name] + ")");
  90.         for (var name2 in last_values[name])
  91.         {
  92.             /* Only get unique variables */
  93.             if (last_values_variables.indexOf(name2) == -1)
  94.             {
  95.                 last_values_variables.push(name2);
  96.             }
  97.         }
  98.     }
  99.     return last_values_variables;
  100. };
  101.  
  102. /*
  103. electricPower={"rrd":{"file":"/var/www/appdata/rrd-data-new/electricPower.rrd","Period_s":"60"}, "rrdNames":{"power":{"Module":"powerMeter","data":"Power32","value":"value"}}}
  104.  
  105. <store_name>={"rrd":{"file":"<rrd_filename>","Period_s":"<push_interval>"}, "rrdNames":{"<rrd_data_source_name>":{"Module":"<alias_name>","data":"<variable_name>","value":"value"}}}
  106. */
  107.  
  108. /*
  109. TODO:
  110. handle more than one rrd data source (not possible with different alias/variables)
  111. function RRDTool_AddConfig(alias_name, variable_name, push_interval, store_name, rrd_filename, rrd_data_source_name_array)
  112. */
  113.  
  114. /* Function to add new rrd config on atomic command line interface */
  115. function RRDTool_AddConfig(alias_name, variable_name, push_interval, store_name, rrd_filename, rrd_data_source_name)
  116. {
  117.     if (arguments.length < 6)
  118.     {
  119.         Log("\033[31mNot enough parameters given.\033[0m\n");
  120.         return false;
  121.     }
  122.  
  123.     if (RRD_Tool_Config == null || RRD_Tool_StoredData == null || RRD_Tool_Timers == null)
  124.     {
  125.         RRD_Tool_Config = "RRD_Tool_config";
  126.         RRD_Tool_StoredData = new Array();
  127.         RRD_Tool_Timers = new Array();
  128.     }
  129.    
  130.     //Log("rrd data source array length: "+rrd_data_source_name_array.length);
  131.     //if (rrd_data_source_name_array.length > 0)
  132.     //{
  133.         var newString = "{\"rrd\":{\"file\":\"" + rrd_filename + "\",\"Period_s\":\"" + push_interval + "\"},\"rrdNames\":{\"" + rrd_data_source_name + "\":{\"Module\":\""+alias_name+"\",\"data\":\""+variable_name+"\",\"value\":\"value\"}}";
  134.         //for (var rrd_data_source in rrd_data_source_name_array)
  135.         //{
  136.         //  newString += "";
  137.         //}
  138.         newString += "}";
  139.        
  140.         /* Push new config line to storage */
  141.         Storage_SetParameter(RRD_Tool_Config, store_name, newString);
  142.         //Log("New config: "+newString + " configname " + RRD_Tool_Config +"\n");
  143.     //}
  144.  
  145.     /* Start this new config now */
  146.     RRD_Tool_StoredData[store_name] = eval("(" + newString + ")");
  147.     RRD_Tool_Timers[store_name] = Timer_SetTimer(function(timer) {RRD_Tool_timerUpdate(timer)}, RRD_Tool_StoredData[store_name]["rrd"]["Period_s"]*1000, true);
  148.     Log("\033[33mCreated: "+store_name+" with update rate of "+RRD_Tool_StoredData[store_name]["rrd"]["Period_s"]+"s.\033[0m\n");
  149. }
  150. Console_RegisterCommand(RRDTool_AddConfig, function(arg_index, args) { return Console_StandardAutocomplete(arg_index, args, RRD_Tool_Aliases(), RRD_Tool_Variables(), RRD_Tool_Intervals() ); });
  151.  
  152.  
  153. /* Function to add new rrd config and create rrd file on atomic command line interface */
  154. function RRDTool_AddConfigCreateRrd(alias_name, variable_name, push_interval, data_max, data_min, store_name, rrd_filename, rrd_data_source_name)
  155. {
  156.     /* Create new rrd file */
  157.     /* Two avarages, one with 1 value avarage and one with 12 values avarage */
  158.     /* Make sure 1 value avarage last 14 days and 12 value avarage last 10 years, independant of push interval */
  159.    
  160.     /* set data timeout to double push interval */
  161.     /* set step to push interval */
  162.    
  163. }
  164. //Console_RegisterCommand(RRDTool_AddConfigCreateRrd, function(arg_index, args) { return Console_StandardAutocomplete(arg_index, args, RRD_Tool_Aliases(), RRD_Tool_Variables(), RRD_Tool_Intervals(), RRD_Tool_MaxValues(), RRD_Tool_MinValues() ); });
  165.  
  166.