New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 400 insertions, 0 deletions

diff --git a/collectors/node.d.plugin/fronius/fronius.node.js b/collectors/node.d.plugin/fronius/fronius.node.js
new file mode 100644
index 000000000..436f3a325
--- /dev/null
+++ b/collectors/node.d.plugin/fronius/fronius.node.js
@@ -0,0 +1,400 @@
+"use strict";
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+// This program will connect to one or more Fronius Symo Inverters.
+// to get the Solar Power Generated (current, today).
+
+// example configuration in netdata/conf.d/node.d/fronius.conf.md
+
+require("url");
+require("http");
+var netdata = require("netdata");
+
+netdata.debug("loaded " + __filename + " plugin");
+
+var fronius = {
+    name: "Fronius",
+    enable_autodetect: false,
+    update_every: 5,
+    base_priority: 60000,
+    charts: {},
+
+    powerGridId: "p_grid",
+    powerPvId: "p_pv",
+    powerAccuId: "p_akku", // not my typo! Using the ID from the AP
+    consumptionLoadId: "p_load",
+    autonomyId: "rel_autonomy",
+    consumptionSelfId: "rel_selfconsumption",
+    solarConsumptionId: "solar_consumption",
+    energyTodayId: "e_day",
+    energyYearId: "e_year",
+
+    createBasicDimension: function (id, name, divisor) {
+        return {
+            id: id,                                     // the unique id of the dimension
+            name: name,                                 // the name of the dimension
+            algorithm: netdata.chartAlgorithms.absolute,// the id of the netdata algorithm
+            multiplier: 1,                              // the multiplier
+            divisor: divisor,                           // the divisor
+            hidden: false                               // is hidden (boolean)
+        };
+    },
+
+    // Gets the site power chart. Will be created if not existing.
+    getSitePowerChart: function (service, suffix) {
+        var id = this.getChartId(service, suffix);
+        var chart = fronius.charts[id];
+        if (fronius.isDefined(chart)) return chart;
+
+        var dim = {};
+        dim[fronius.powerGridId] = this.createBasicDimension(fronius.powerGridId, "grid", 1);
+        dim[fronius.powerPvId] = this.createBasicDimension(fronius.powerPvId, "photovoltaics", 1);
+        dim[fronius.powerAccuId] = this.createBasicDimension(fronius.powerAccuId, "accumulator", 1);
+
+        chart = {
+            id: id,                                         // the unique id of the chart
+            name: "",                                       // the unique name of the chart
+            title: service.name + " Current Site Power",    // the title of the chart
+            units: "W",                                     // the units of the chart dimensions
+            family: "power",                                // the family of the chart
+            context: "fronius.power",                       // the context of the chart
+            type: netdata.chartTypes.area,                  // the type of the chart
+            priority: fronius.base_priority + 1,            // the priority relative to others in the same family
+            update_every: service.update_every,             // the expected update frequency of the chart
+            dimensions: dim
+        };
+        chart = service.chart(id, chart);
+        fronius.charts[id] = chart;
+
+        return chart;
+    },
+
+    // Gets the site consumption chart. Will be created if not existing.
+    getSiteConsumptionChart: function (service, suffix) {
+        var id = this.getChartId(service, suffix);
+        var chart = fronius.charts[id];
+        if (fronius.isDefined(chart)) return chart;
+        var dim = {};
+        dim[fronius.consumptionLoadId] = this.createBasicDimension(fronius.consumptionLoadId, "load", 1);
+
+        chart = {
+            id: id,                                         // the unique id of the chart
+            name: "",                                       // the unique name of the chart
+            title: service.name + " Current Load",          // the title of the chart
+            units: "W",                                     // the units of the chart dimensions
+            family: "consumption",                          // the family of the chart
+            context: "fronius.consumption",                 // the context of the chart
+            type: netdata.chartTypes.area,                  // the type of the chart
+            priority: fronius.base_priority + 2,            // the priority relative to others in the same family
+            update_every: service.update_every,             // the expected update frequency of the chart
+            dimensions: dim
+        };
+        chart = service.chart(id, chart);
+        fronius.charts[id] = chart;
+
+        return chart;
+    },
+
+    // Gets the site consumption chart. Will be created if not existing.
+    getSiteAutonomyChart: function (service, suffix) {
+        var id = this.getChartId(service, suffix);
+        var chart = fronius.charts[id];
+        if (fronius.isDefined(chart)) return chart;
+        var dim = {};
+        dim[fronius.autonomyId] = this.createBasicDimension(fronius.autonomyId, "autonomy", 1);
+        dim[fronius.consumptionSelfId] = this.createBasicDimension(fronius.consumptionSelfId, "self_consumption", 1);
+        dim[fronius.solarConsumptionId] = this.createBasicDimension(fronius.solarConsumptionId, "solar_consumption", 1);
+
+        chart = {
+            id: id,                                         // the unique id of the chart
+            name: "",                                       // the unique name of the chart
+            title: service.name + " Current Autonomy",      // the title of the chart
+            units: "%",                                     // the units of the chart dimensions
+            family: "autonomy",                             // the family of the chart
+            context: "fronius.autonomy",                    // the context of the chart
+            type: netdata.chartTypes.area,                  // the type of the chart
+            priority: fronius.base_priority + 3,            // the priority relative to others in the same family
+            update_every: service.update_every,             // the expected update frequency of the chart
+            dimensions: dim
+        };
+        chart = service.chart(id, chart);
+        fronius.charts[id] = chart;
+
+        return chart;
+    },
+
+    // Gets the site energy chart for today. Will be created if not existing.
+    getSiteEnergyTodayChart: function (service, suffix) {
+        var chartId = this.getChartId(service, suffix);
+        var chart = fronius.charts[chartId];
+        if (fronius.isDefined(chart)) return chart;
+        var dim = {};
+        dim[fronius.energyTodayId] = this.createBasicDimension(fronius.energyTodayId, "today", 1000);
+        chart = {
+            id: chartId,                                         // the unique id of the chart
+            name: "",                                            // the unique name of the chart
+            title: service.name + " Energy production for today",// the title of the chart
+            units: "kWh",                                        // the units of the chart dimensions
+            family: "energy",                                    // the family of the chart
+            context: "fronius.energy.today",                     // the context of the chart
+            type: netdata.chartTypes.area,                       // the type of the chart
+            priority: fronius.base_priority + 4,                 // the priority relative to others in the same family
+            update_every: service.update_every,                  // the expected update frequency of the chart
+            dimensions: dim
+        };
+        chart = service.chart(chartId, chart);
+        fronius.charts[chartId] = chart;
+
+        return chart;
+    },
+
+    // Gets the site energy chart for today. Will be created if not existing.
+    getSiteEnergyYearChart: function (service, suffix) {
+        var chartId = this.getChartId(service, suffix);
+        var chart = fronius.charts[chartId];
+        if (fronius.isDefined(chart)) return chart;
+        var dim = {};
+        dim[fronius.energyYearId] = this.createBasicDimension(fronius.energyYearId, "year", 1000);
+        chart = {
+            id: chartId,                                             // the unique id of the chart
+            name: "",                                                // the unique name of the chart
+            title: service.name + " Energy production for this year",// the title of the chart
+            units: "kWh",                                            // the units of the chart dimensions
+            family: "energy",                                        // the family of the chart
+            context: "fronius.energy.year",                          // the context of the chart
+            type: netdata.chartTypes.area,                           // the type of the chart
+            priority: fronius.base_priority + 5,                     // the priority relative to others in the same family
+            update_every: service.update_every,                      // the expected update frequency of the chart
+            dimensions: dim
+        };
+        chart = service.chart(chartId, chart);
+        fronius.charts[chartId] = chart;
+
+        return chart;
+    },
+
+    // Gets the inverter power chart. Will be created if not existing.
+    // Needs the array of inverters in order to create a chart with all inverters as dimensions
+    getInverterPowerChart: function (service, suffix, inverters) {
+        var chartId = this.getChartId(service, suffix);
+        var chart = fronius.charts[chartId];
+        if (fronius.isDefined(chart)) return chart;
+
+        var dim = {};
+        for (var key in inverters) {
+            if (inverters.hasOwnProperty(key)) {
+                var name = key;
+                if (!isNaN(key)) name = "inverter_" + key;
+                dim[key] = this.createBasicDimension("inverter_" + key, name, 1);
+            }
+        }
+
+        chart = {
+            id: chartId,                                     // the unique id of the chart
+            name: "",                                        // the unique name of the chart
+            title: service.name + " Current Inverter Output",// the title of the chart
+            units: "W",                                      // the units of the chart dimensions
+            family: "inverters",                             // the family of the chart
+            context: "fronius.inverter.output",              // the context of the chart
+            type: netdata.chartTypes.stacked,                // the type of the chart
+            priority: fronius.base_priority + 6,             // the priority relative to others in the same family
+            update_every: service.update_every,              // the expected update frequency of the chart
+            dimensions: dim
+        };
+        chart = service.chart(chartId, chart);
+        fronius.charts[chartId] = chart;
+
+        return chart;
+    },
+
+    processResponse: function (service, content) {
+        var json = fronius.convertToJson(content);
+        if (json === null) return;
+
+        // add the service
+        service.commit();
+
+        var chartDefinitions = fronius.parseCharts(service, json);
+        var chartCount = chartDefinitions.length;
+        while (chartCount--) {
+            var chartObj = chartDefinitions[chartCount];
+            service.begin(chartObj.chart);
+            var dimCount = chartObj.dimensions.length;
+            while (dimCount--) {
+                var dim = chartObj.dimensions[dimCount];
+                service.set(dim.name, dim.value);
+            }
+            service.end();
+        }
+    },
+
+    parseCharts: function (service, json) {
+        var site = json.Body.Data.Site;
+        return [
+            this.parsePowerChart(service, site),
+            this.parseConsumptionChart(service, site),
+            this.parseAutonomyChart(service, site),
+            this.parseEnergyTodayChart(service, site),
+            this.parseEnergyYearChart(service, site),
+            this.parseInverterChart(service, json.Body.Data.Inverters)
+        ];
+    },
+
+    parsePowerChart: function (service, site) {
+        return this.getChart(this.getSitePowerChart(service, "power"),
+            [
+                this.getDimension(this.powerGridId, Math.round(site.P_Grid)),
+                this.getDimension(this.powerPvId, Math.round(Math.max(site.P_PV, 0))),
+                this.getDimension(this.powerAccuId, Math.round(site.P_Akku))
+            ]
+        );
+    },
+
+    parseConsumptionChart: function (service, site) {
+        return this.getChart(this.getSiteConsumptionChart(service, "consumption"),
+            [this.getDimension(this.consumptionLoadId, Math.round(Math.abs(site.P_Load)))]
+        );
+    },
+
+    parseAutonomyChart: function (service, site) {
+        var selfConsumption = site.rel_SelfConsumption;
+        var solarConsumption = 0;
+        var load = Math.abs(site.P_Load);
+        var power = Math.max(site.P_PV, 0);
+        if (power <= 0) solarConsumption = 0;
+        else if (load >= power) solarConsumption = 100;
+        else solarConsumption = 100 / power * load;
+        return this.getChart(this.getSiteAutonomyChart(service, "autonomy"),
+            [
+                this.getDimension(this.autonomyId, Math.round(site.rel_Autonomy)),
+                this.getDimension(this.consumptionSelfId, Math.round(selfConsumption === null ? 100 : selfConsumption)),
+                this.getDimension(this.solarConsumptionId, Math.round(solarConsumption))
+            ]
+        );
+    },
+
+    parseEnergyTodayChart: function (service, site) {
+        return this.getChart(this.getSiteEnergyTodayChart(service, "energy.today"),
+            [this.getDimension(this.energyTodayId, Math.round(Math.max(site.E_Day, 0)))]
+        );
+    },
+
+    parseEnergyYearChart: function (service, site) {
+        return this.getChart(this.getSiteEnergyYearChart(service, "energy.year"),
+            [this.getDimension(this.energyYearId, Math.round(Math.max(site.E_Year, 0)))]
+        );
+    },
+
+    parseInverterChart: function (service, inverters) {
+        var dimensions = [];
+        for (var key in inverters) {
+            if (inverters.hasOwnProperty(key)) {
+                dimensions.push(this.getDimension(key, Math.round(inverters[key].P)));
+            }
+        }
+        return this.getChart(this.getInverterPowerChart(service, "inverters.output", inverters), dimensions);
+    },
+
+    getDimension: function (name, value) {
+        return {
+            name: name,
+            value: value
+        };
+    },
+
+    getChart: function (chart, dimensions) {
+        return {
+            chart: chart,
+            dimensions: dimensions
+        };
+    },
+
+    getChartId: function (service, suffix) {
+        return "fronius_" + service.name + "." + suffix;
+    },
+
+    convertToJson: function (httpBody) {
+        if (httpBody === null) return null;
+        var json = httpBody;
+        // can't parse if it's already a json object,
+        // the check enables easier testing if the httpBody is already valid JSON.
+        if (typeof httpBody !== "object") {
+            try {
+                json = JSON.parse(httpBody);
+            } catch (error) {
+                netdata.error("fronius: Got a response, but it is not valid JSON. Ignoring. Error: " + error.message);
+                return null;
+            }
+        }
+        return this.isResponseValid(json) ? json : null;
+    },
+
+    // some basic validation
+    isResponseValid: function (json) {
+        if (this.isUndefined(json.Body)) return false;
+        if (this.isUndefined(json.Body.Data)) return false;
+        if (this.isUndefined(json.Body.Data.Site)) return false;
+        return this.isDefined(json.Body.Data.Inverters);
+    },
+
+    // module.serviceExecute()
+    // this function is called only from this module
+    // its purpose is to prepare the request and call
+    // netdata.serviceExecute()
+    serviceExecute: function (name, uri, update_every) {
+        netdata.debug(this.name + ": " + name + ": url: " + uri + ", update_every: " + update_every);
+
+        var service = netdata.service({
+            name: name,
+            request: netdata.requestFromURL("http://" + uri),
+            update_every: update_every,
+            module: this
+        });
+        service.execute(this.processResponse);
+    },
+
+
+    configure: function (config) {
+        if (fronius.isUndefined(config.servers)) return 0;
+        var added = 0;
+        var len = config.servers.length;
+        while (len--) {
+            var server = config.servers[len];
+            if (fronius.isUndefined(server.update_every)) server.update_every = this.update_every;
+            if (fronius.areUndefined([server.name, server.hostname, server.api_path])) continue;
+
+            var url = server.hostname + server.api_path;
+            this.serviceExecute(server.name, url, server.update_every);
+            added++;
+        }
+        return added;
+    },
+
+    // module.update()
+    // this is called repeatedly to collect data, by calling
+    // netdata.serviceExecute()
+    update: function (service, callback) {
+        service.execute(function (serv, data) {
+            service.module.processResponse(serv, data);
+            callback();
+        });
+    },
+
+    isUndefined: function (value) {
+        return typeof value === "undefined";
+    },
+
+    areUndefined: function (valueArray) {
+        var i = 0;
+        for (i; i < valueArray.length; i++) {
+            if (this.isUndefined(valueArray[i])) return true;
+        }
+        return false;
+    },
+
+    isDefined: function (value) {
+        return typeof value !== "undefined";
+    }
+};
+
+module.exports = fronius;