mirror of
https://git.rwth-aachen.de/acs/public/villas/web/
synced 2025-03-09 00:00:01 +01:00
Merge running-simulations and websocket mixin into live-data mixin
This commit is contained in:
Markus Grigull
parent
f3d10d8340
commit
f2d494a1b0
7 changed files with 180 additions and 250 deletions
166
app/mixins/live-data.js
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166
app/mixins/live-data.js
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/**
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* File: live-data.js
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* Author: Markus Grigull <mgrigull@eonerc.rwth-aachen.de>
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* Date: 06.10.2016
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* Copyright: 2016, Institute for Automation of Complex Power Systems, EONERC
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* This file is part of VILLASweb. All Rights Reserved. Proprietary and confidential.
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* Unauthorized copying of this file, via any medium is strictly prohibited.
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**********************************************************************************/
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import Ember from 'ember';
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const { service } = Ember.inject;
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export default Ember.Mixin.create({
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store: service(),
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sessionUser: service('session-user'),
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INTERVAL: 5000,
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_sockets: [],
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init: function() {
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this._super();
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// fetch the simulations for the first time
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this._fetchRunningSimulations();
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// start the polling loop
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setInterval((function(self) {
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return function() {
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self._fetchRunningSimulations();
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}
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})(this), this.INTERVAL);
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},
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_fetchRunningSimulations: function() {
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// check if the user is logged in
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if (this.get('sessionUser.user') != null) {
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// load simulators
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var self = this;
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this.get('store').findAll('simulator').then(function() {
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// get all simulations to find all running ones
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self.get('store').findAll('simulation').then(function(simulations) {
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simulations.forEach(function(simulation) {
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// check if the simulation is running
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if (simulation.get('running')) {
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// get all models
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simulation.get('models').forEach(function(model) {
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self.get('store').findRecord('simulation-model', model.get('id')).then(function(m) {
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self._addSocket(m);
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});
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});
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}
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});
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});
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});
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}
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},
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_addSocket(simulationModel) {
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// search for existing socket
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var length = this.get('_sockets').length;
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for (var i = 0; i < length; i++) {
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if (this.get('_sockets')[i].id === simulationModel.get('id')) {
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// dont do anything
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return;
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}
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}
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// add new socket
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var socket = new WebSocket('ws://' + simulationModel.get('simulator.endpoint'));
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socket.binaryType = 'arraybuffer';
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// register callbacks
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var self = this;
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socket.onopen = function(event) { self._onSocketOpen.apply(self, [event]); };
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socket.onclose = function(event) { self._onSocketClose.apply(self, [event]); };
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socket.onmessage = function(event) { self._onSocketMessage.apply(self, [event]); };
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socket.onerror = function(event) { self._onSocketError.apply(self, [event]); };
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this.get('_sockets').pushObject({ id: simulationModel.get('id'), socket: socket });
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console.log('Socket created for ' + simulationModel.get('name') + ': ws://' + simulationModel.get('simulator.endpoint'));
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},
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_removeSocket(socket) {
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var length = this.get('_sockets').length;
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var i = 0;
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while (i < length) {
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if (this.get('_sockets')[i].socket === socket) {
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// remove object from array
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this.get('_sockets').slice(i, 1);
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console.log('socket removed');
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} else {
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// increase index if no object was removed
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i++;
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}
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}
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},
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_onSocketOpen(/* event */) {
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Ember.debug('websocket opened');
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},
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_onSocketClose(event) {
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if (event.wasClean) {
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} else {
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Ember.debug('websocket closed: ' + event.code);
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}
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// remove socket from array
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this._removeSocket(event.target);
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},
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_onSocketMessage(event) {
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// read the message into JSON
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var message = this._messageToJSON(event.data);
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var simulationData = this.store.peekRecord('simulation-data', message.simulator);
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if (simulationData != null) {
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simulationData.set('sequence', message.sequence);
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simulationData.set('values', message.values);
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} else {
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this.store.createRecord('simulation-data', {
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sequence: message.sequence,
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values: message.values,
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id: message.simulator
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});
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}
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},
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_onSocketError(/* event */) {
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Ember.debug('websocket error');
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},
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_messageToJSON(blob) {
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var data = new DataView(blob);
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let OFFSET_ENDIAN = 1;
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let OFFSET_TYPE = 2;
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let OFFSET_VERSION = 4;
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var bits = data.getUint8(0);
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var simulator = data.getUint8(0x01);
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var endian = (bits >> OFFSET_ENDIAN) & 0x1 ? 0 : 1;
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var length = data.getUint16(0x02, endian);
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var values = new Float32Array(data.buffer, data.byteOffset + 0x10, length);
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return {
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endian: endian,
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version: (bits >> OFFSET_VERSION) & 0xF,
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type: (bits >> OFFSET_TYPE) & 0x3,
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length: length,
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sequence: data.getUint32(0x04, endian),
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timestamp: data.getUint32(0x08, endian) * 1e3 + data.getUint32(0x0C, endian) * 1e-6,
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values: values,
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simulator: simulator
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};
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}
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});
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@ -1,160 +0,0 @@
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/**
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* File: websocket-live-stream-mixin.js
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* Author: Markus Grigull <mgrigull@eonerc.rwth-aachen.de>
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* Date: 21.07.2016
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* Copyright: 2016, Institute for Automation of Complex Power Systems, EONERC
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* This file is part of VILLASweb. All Rights Reserved. Proprietary and confidential.
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* Unauthorized copying of this file, via any medium is strictly prohibited.
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**********************************************************************************/
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import Ember from 'ember';
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import ENV from '../config/environment';
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const { service } = Ember.inject;
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export default Ember.Mixin.create({
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runningSimulations: service('running-simulations'),
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store: service(),
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sockets: [],
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init() {
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this._super(...arguments);
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// load simulators
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var self = this;
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this.store.findAll('simulator').then(function() {
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// start simulators service
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self.get('runningSimulations').loadRunningSimulations();
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});
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},
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_runningSimulationsChanged: function() {
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// called each time running simulations did change
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var self = this;
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this.get('runningSimulations.simulationModels').forEach(function(simulationModel) {
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//console.log('Model: ' + simulationModel.get('name') + ' (' + simulationModel.get('simulator.name') + ')');
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// get socket for simulation model
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let modelid = simulationModel.get('id');
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var socket = self._socketForSimulationModel(modelid);
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// create new socket for simulation model if not running yet
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if (socket == null) {
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// try to create new socket
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socket = new WebSocket('ws://' + simulationModel.get('simulator.endpoint'));
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console.log('opened ' + simulationModel.get('simulator.endpoint'));
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if (socket != null) {
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socket.binaryType = 'arraybuffer';
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// register callbacks
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socket.onopen = function(event) { self.onopen.apply(self, [event]); };
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socket.onclose = function(event) { self.onclose.apply(self, [event]); };
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socket.onmessage = function(event) { self.onmessage.apply(self, [event]); };
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socket.onerror = function(event) { self.onerror.apply(self, [event]); };
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// save socket
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self._addSocketForSimulationModel(socket, modelid);
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console.log('simulation model \'' + simulationModel.get('name') + '\' started');
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}
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}
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});
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}.observes('runningSimulations.simulationModels.@each.mod'),
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_socketForSimulationModel(modelid) {
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this.get('sockets').forEach(function(s) {
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if (s.id === modelid) {
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return s.socket;
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}
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});
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return null;
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},
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_addSocketForSimulationModel(socket, modelid) {
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// search for existing socket to replace
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this.get('sockets').forEach(function(s) {
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if (s.id === modelid) {
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s.socket = socket;
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return;
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}
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});
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// add new socket
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this.get('sockets').pushObject({ id: modelid, socket: socket });
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},
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_removeSocketForSimulationModel(modelid) {
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var sockets = this.get('sockets');
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var i = 0;
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while (i < sockets.get('length')) {
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if (sockets[i].id === modelid) {
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// remove object from array
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sockets.slice(i, 1);
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} else {
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// only increase index if no object was removed
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i++;
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}
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}
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},
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onopen(/*event*/) {
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Ember.debug('websocket opened');
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},
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onclose(event) {
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Ember.debug('websocket closed: ' + event.code);
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},
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onmessage(event) {
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// read the message into JSON
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var message = this._messageToJSON(event.data);
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var simulationData = this.store.peekRecord('simulation-data', message.simulator);
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if (simulationData != null) {
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simulationData.set('sequence', message.sequence);
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simulationData.set('values', message.values);
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} else {
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this.store.createRecord('simulation-data', {
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sequence: message.sequence,
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values: message.values,
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id: message.simulator
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});
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}
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},
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onerror(/*event*/) {
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Ember.debug('websocket error');
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},
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_messageToJSON(blob) {
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var data = new DataView(blob);
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let OFFSET_ENDIAN = 1;
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let OFFSET_TYPE = 2;
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let OFFSET_VERSION = 4;
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var bits = data.getUint8(0);
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var simulator = data.getUint8(0x01);
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var endian = (bits >> OFFSET_ENDIAN) & 0x1 ? 0 : 1;
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var length = data.getUint16(0x02, endian);
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var values = new Float32Array(data.buffer, data.byteOffset + 0x10, length);
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return {
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endian: endian,
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version: (bits >> OFFSET_VERSION) & 0xF,
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type: (bits >> OFFSET_TYPE) & 0x3,
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length: length,
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sequence: data.getUint32(0x04, endian),
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timestamp: data.getUint32(0x08, endian) * 1e3 + data.getUint32(0x0C, endian) * 1e-6,
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values: values,
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simulator: simulator
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};
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}
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});
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@ -9,7 +9,7 @@
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import Ember from 'ember';
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import AuthenticatedRouteMixin from 'ember-simple-auth/mixins/authenticated-route-mixin';
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import WebsocketLiveStreamMixin from '../mixins/websocket-live-stream-mixin';
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import LiveDataMixin from '../mixins/live-data';
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export default Ember.Route.extend(AuthenticatedRouteMixin, WebsocketLiveStreamMixin, {
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export default Ember.Route.extend(AuthenticatedRouteMixin, LiveDataMixin, {
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});
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@ -1,64 +0,0 @@
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/**
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* File: running-simulations.js
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* Author: Markus Grigull <mgrigull@eonerc.rwth-aachen.de>
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* Date: 26.07.2016
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* Copyright: 2016, Institute for Automation of Complex Power Systems, EONERC
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* This file is part of VILLASweb. All Rights Reserved. Proprietary and confidential.
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* Unauthorized copying of this file, via any medium is strictly prohibited.
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**********************************************************************************/
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import Ember from 'ember';
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const {
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inject: { service }
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} = Ember;
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export default Ember.Service.extend({
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session: service('session'),
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sessionUser: Ember.inject.service('session-user'),
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store: service(),
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simulationModels: [],
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loadRunningSimulations: function() {
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var self = this;
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// check for running simulations
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setInterval(function() {
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if (self.get('sessionUser.user') != null) {
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// check if running simulations did changed
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self.get('store').findAll('simulation').then(function(simulations) {
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// search for running simulations
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simulations.forEach(function(simulation) {
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if (simulation.get('running') === true) {
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// get all models of the simulation
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simulation.get('models').forEach(function(model) {
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self.get('store').findRecord('simulation-model', model.get('id')).then(function(m) {
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// add to array
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self._addSimulationModel(m);
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});
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});
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} else {
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// clear all models of the simulation
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}
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});
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});
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}
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}, 3000);
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},
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_addSimulationModel(simulationModel) {
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// check if the model is already in the array
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var models = this.get('simulationModels');
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var length = models.get('length');
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for (var i = 0; i < length; i++) {
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if (models[i].get('id') === simulationModel.get('id')) {
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return;
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}
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}
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// not found, so add to the array
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this.get('simulationModels').pushObject(simulationModel);
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}
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});
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12
tests/unit/mixins/live-data-test.js
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12
tests/unit/mixins/live-data-test.js
Normal file
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import Ember from 'ember';
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import LiveDataMixin from 'villasweb-frontend/mixins/live-data';
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import { module, test } from 'qunit';
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module('Unit | Mixin | live data');
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// Replace this with your real tests.
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test('it works', function(assert) {
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let LiveDataObject = Ember.Object.extend(LiveDataMixin);
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let subject = LiveDataObject.create();
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assert.ok(subject);
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});
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@ -1,12 +0,0 @@
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import Ember from 'ember';
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import WebsocketLiveStreamMixinMixin from 'villasweb-frontend/mixins/websocket-live-stream-mixin';
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import { module, test } from 'qunit';
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module('Unit | Mixin | websocket live stream mixin');
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// Replace this with your real tests.
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test('it works', function(assert) {
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let WebsocketLiveStreamMixinObject = Ember.Object.extend(WebsocketLiveStreamMixinMixin);
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let subject = WebsocketLiveStreamMixinObject.create();
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assert.ok(subject);
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});
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@ -1,12 +0,0 @@
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import { moduleFor, test } from 'ember-qunit';
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moduleFor('service:running-simulation', 'Unit | Service | running simulation', {
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// Specify the other units that are required for this test.
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// needs: ['service:foo']
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});
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// Replace this with your real tests.
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test('it exists', function(assert) {
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let service = this.subject();
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assert.ok(service);
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});
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