Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | /* |
| 18 | ONOS GUI -- Topology Force Module. |
| 19 | Visualization of the topology in an SVG layer, using a D3 Force Layout. |
| 20 | */ |
| 21 | |
| 22 | (function () { |
| 23 | 'use strict'; |
| 24 | |
| 25 | // injected refs |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 26 | var $log, |
| 27 | wss; |
| 28 | |
| 29 | // SVG elements; |
| 30 | var linkG, |
| 31 | linkLabelG, |
| 32 | numLinkLblsG, |
| 33 | portLabelG, |
| 34 | nodeG; |
| 35 | |
| 36 | // internal state |
| 37 | var settings, // merged default settings and options |
| 38 | force, // force layout object |
| 39 | drag, // drag behavior handler |
| 40 | network = { |
| 41 | nodes: [], |
| 42 | links: [], |
| 43 | linksByDevice: {}, |
| 44 | lookup: {}, |
| 45 | revLinkToKey: {} |
| 46 | }, |
| 47 | lu, // shorthand for lookup |
| 48 | rlk, // shorthand for revLinktoKey |
| 49 | showHosts = false, // whether hosts are displayed |
| 50 | showOffline = true, // whether offline devices are displayed |
| 51 | nodeLock = false, // whether nodes can be dragged or not (locked) |
| 52 | fTimer, // timer for delayed force layout |
| 53 | fNodesTimer, // timer for delayed nodes update |
| 54 | fLinksTimer, // timer for delayed links update |
| 55 | dim, // the dimensions of the force layout [w,h] |
| 56 | linkNums = []; // array of link number labels |
| 57 | |
| 58 | // D3 selections; |
| 59 | var link, |
| 60 | linkLabel, |
| 61 | node; |
| 62 | |
| 63 | var $log, wss, t2is, t2rs; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 64 | |
| 65 | // ========================== Helper Functions |
| 66 | |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 67 | function init(_svg_, forceG, _uplink_, _dim_, opts) { |
| 68 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 69 | $log.debug('Initialize topo force layout'); |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 70 | |
| 71 | nodeG = forceG.append('g').attr('id', 'topo-nodes'); |
| 72 | node = nodeG.selectAll('.node'); |
| 73 | |
| 74 | linkG = forceG.append('g').attr('id', 'topo-links'); |
| 75 | linkLabelG = forceG.append('g').attr('id', 'topo-linkLabels'); |
| 76 | numLinkLblsG = forceG.append('g').attr('id', 'topo-numLinkLabels'); |
| 77 | nodeG = forceG.append('g').attr('id', 'topo-nodes'); |
| 78 | portLabelG = forceG.append('g').attr('id', 'topo-portLabels'); |
| 79 | |
| 80 | link = linkG.selectAll('.link'); |
| 81 | linkLabel = linkLabelG.selectAll('.linkLabel'); |
| 82 | node = nodeG.selectAll('.node'); |
| 83 | |
| 84 | var width = 640, |
| 85 | height = 480; |
| 86 | |
| 87 | var nodes = [ |
| 88 | { x: width/3, y: height/2 }, |
| 89 | { x: 2*width/3, y: height/2 } |
| 90 | ]; |
| 91 | |
| 92 | var links = [ |
| 93 | { source: 0, target: 1 } |
| 94 | ]; |
| 95 | |
| 96 | var svg = d3.select('body').append('svg') |
| 97 | .attr('width', width) |
| 98 | .attr('height', height); |
| 99 | |
| 100 | var force = d3.layout.force() |
| 101 | .size([width, height]) |
| 102 | .nodes(nodes) |
| 103 | .links(links); |
| 104 | |
| 105 | force.linkDistance(width/2); |
| 106 | |
| 107 | |
| 108 | var link = svg.selectAll('.link') |
| 109 | .data(links) |
| 110 | .enter().append('line') |
| 111 | .attr('class', 'link'); |
| 112 | |
| 113 | var node = svg.selectAll('.node') |
| 114 | .data(nodes) |
| 115 | .enter().append('circle') |
| 116 | .attr('class', 'node'); |
| 117 | |
| 118 | force.start(); |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | function destroy() { |
| 122 | $log.debug('Destroy topo force layout'); |
| 123 | } |
| 124 | |
Simon Hunt | 9818919 | 2016-07-29 19:02:27 -0700 | [diff] [blame] | 125 | // ========================== Temporary Code (to be deleted later) |
| 126 | |
| 127 | function request(dir, rid) { |
| 128 | wss.sendEvent('topo2navRegion', { |
| 129 | dir: dir, |
| 130 | rid: rid |
| 131 | }); |
| 132 | } |
| 133 | |
| 134 | function doTmpCurrentLayout(data) { |
| 135 | var topdiv = d3.select('#topo2tmp'); |
| 136 | var parentRegion = data.parent; |
| 137 | var span = topdiv.select('.parentRegion').select('span'); |
| 138 | span.text(parentRegion || '[no parent]'); |
| 139 | span.classed('nav-me', !!parentRegion); |
| 140 | } |
| 141 | |
| 142 | function doTmpCurrentRegion(data) { |
| 143 | var topdiv = d3.select('#topo2tmp'); |
| 144 | var span = topdiv.select('.thisRegion').select('span'); |
| 145 | var div; |
| 146 | |
| 147 | span.text(data.id); |
| 148 | |
| 149 | div = topdiv.select('.subRegions').select('div'); |
| 150 | data.subregions.forEach(function (r) { |
| 151 | |
| 152 | function nav() { |
| 153 | request('down', r.id); |
| 154 | } |
| 155 | |
| 156 | div.append('p') |
| 157 | .classed('nav-me', true) |
| 158 | .text(r.id) |
| 159 | .on('click', nav); |
| 160 | }); |
| 161 | |
| 162 | div = topdiv.select('.devices').select('div'); |
| 163 | data.layerOrder.forEach(function (tag, idx) { |
| 164 | var devs = data.devices[idx]; |
| 165 | devs.forEach(function (d) { |
| 166 | div.append('p') |
| 167 | .text('[' + tag + '] ' + d.id); |
| 168 | }); |
| 169 | |
| 170 | }); |
| 171 | |
| 172 | div = topdiv.select('.hosts').select('div'); |
| 173 | data.layerOrder.forEach(function (tag, idx) { |
| 174 | var hosts = data.hosts[idx]; |
| 175 | hosts.forEach(function (h) { |
| 176 | div.append('p') |
| 177 | .text('[' + tag + '] ' + h.id); |
| 178 | }); |
| 179 | }); |
| 180 | |
| 181 | div = topdiv.select('.links').select('div'); |
| 182 | var links = data.links; |
| 183 | links.forEach(function (lnk) { |
| 184 | div.append('p') |
| 185 | .text(lnk.id); |
| 186 | }); |
| 187 | } |
| 188 | |
| 189 | function doTmpPeerRegions(data) { |
| 190 | |
| 191 | } |
| 192 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 193 | // ========================== Event Handlers |
| 194 | |
| 195 | function allInstances(data) { |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 196 | $log.debug('>> topo2AllInstances event:', data); |
Simon Hunt | 9818919 | 2016-07-29 19:02:27 -0700 | [diff] [blame] | 197 | doTmpCurrentLayout(data); |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 198 | t2is.allInstances(data); |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 199 | } |
| 200 | |
| 201 | function currentLayout(data) { |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 202 | $log.debug('>> topo2CurrentLayout event:', data); |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 203 | } |
| 204 | |
| 205 | function currentRegion(data) { |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 206 | $log.debug('>> topo2CurrentRegion event:', data); |
Simon Hunt | 9818919 | 2016-07-29 19:02:27 -0700 | [diff] [blame] | 207 | doTmpCurrentRegion(data); |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 208 | t2rs.addRegion(data); |
Simon Hunt | 9818919 | 2016-07-29 19:02:27 -0700 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | function topo2PeerRegions(data) { |
| 212 | $log.debug('>> topo2PeerRegions event:', data) |
| 213 | doTmpPeerRegions(data); |
| 214 | } |
| 215 | |
| 216 | function topo2PeerRegions(data) { |
| 217 | $log.debug('>> topo2PeerRegions event:', data) |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 218 | } |
| 219 | |
| 220 | function startDone(data) { |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 221 | $log.debug('>> topo2StartDone event:', data); |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 222 | } |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 223 | |
| 224 | |
| 225 | function showMastership(masterId) { |
| 226 | if (!masterId) { |
| 227 | restoreLayerState(); |
| 228 | } else { |
| 229 | showMastershipFor(masterId); |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | function restoreLayerState() { |
| 234 | // NOTE: this level of indirection required, for when we have |
| 235 | // the layer filter functionality re-implemented |
| 236 | suppressLayers(false); |
| 237 | } |
| 238 | |
| 239 | // ========================== Main Service Definition |
| 240 | |
| 241 | function showMastershipFor(id) { |
| 242 | suppressLayers(true); |
| 243 | node.each(function (n) { |
| 244 | if (n.master === id) { |
| 245 | n.el.classed('suppressedmax', false); |
| 246 | } |
| 247 | }); |
| 248 | } |
| 249 | |
| 250 | function supAmt(less) { |
| 251 | return less ? 'suppressed' : 'suppressedmax'; |
| 252 | } |
| 253 | |
| 254 | function suppressLayers(b, less) { |
| 255 | var cls = supAmt(less); |
| 256 | node.classed(cls, b); |
| 257 | // link.classed(cls, b); |
| 258 | } |
| 259 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 260 | // ========================== Main Service Definition |
| 261 | |
| 262 | angular.module('ovTopo2') |
| 263 | .factory('Topo2ForceService', |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 264 | ['$log', 'WebSocketService', 'Topo2InstanceService', 'Topo2RegionService', |
| 265 | function (_$log_, _wss_, _t2is_, _t2rs_) { |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 266 | $log = _$log_; |
| 267 | wss = _wss_; |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 268 | t2is = _t2is_; |
| 269 | t2rs = _t2rs_; |
| 270 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 271 | return { |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 272 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 273 | init: init, |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 274 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 275 | destroy: destroy, |
| 276 | topo2AllInstances: allInstances, |
| 277 | topo2CurrentLayout: currentLayout, |
| 278 | topo2CurrentRegion: currentRegion, |
Steven Burrows | 57e24e9 | 2016-08-04 18:38:24 +0100 | [diff] [blame^] | 279 | topo2StartDone: startDone, |
| 280 | |
| 281 | showMastership: showMastership, |
| 282 | topo2PeerRegions: topo2PeerRegions |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 283 | }; |
| 284 | }]); |
| 285 | }()); |