| (function () { |
| |
| createTopologyView = function () { |
| |
| window.addEventListener('resize', function () { |
| // this is too slow. instead detect first resize event and hide the paths that have explicit matrix applied |
| // either that or is it possible to position the paths so they get the automatic transform as well? |
| // updateTopology(); |
| }); |
| |
| var svg = d3.select('#svg-container').append('svg:svg'); |
| |
| svg.append("svg:defs").append("svg:marker") |
| .attr("id", "arrow") |
| .attr("viewBox", "0 -5 10 10") |
| .attr("refX", -1) |
| .attr("markerWidth", 5) |
| .attr("markerHeight", 5) |
| .attr("orient", "auto") |
| .append("svg:path") |
| .attr("d", "M0,-3L10,0L0,3"); |
| |
| return svg.append('svg:svg').attr('id', 'viewBox').attr('viewBox', '0 0 1000 1000').attr('preserveAspectRatio', 'none'). |
| attr('id', 'viewbox').append('svg:g').attr('transform', 'translate(500 500)'); |
| } |
| |
| function createRingTopologyModel(model) { |
| var rings = [{ |
| radius: 3, |
| width: widths.edge, |
| switches: model.edgeSwitches, |
| className: 'edge', |
| angles: [] |
| }, { |
| radius: 2.25, |
| width: widths.aggregation, |
| switches: model.aggregationSwitches, |
| className: 'aggregation', |
| angles: [] |
| }, { |
| radius: 0.75, |
| width: widths.core, |
| switches: model.coreSwitches, |
| className: 'core', |
| angles: [] |
| }]; |
| |
| |
| var aggRanges = {}; |
| |
| // arrange edge switches at equal increments |
| var k = 360 / rings[0].switches.length; |
| rings[0].switches.forEach(function (s, i) { |
| var angle = k * i; |
| |
| rings[0].angles[i] = angle; |
| |
| // record the angle for the agg switch layout |
| var dpid = s.dpid.split(':'); |
| dpid[7] = '01'; // the last component of the agg switch is always '01' |
| var aggdpid = dpid.join(':'); |
| var aggRange = aggRanges[aggdpid]; |
| if (!aggRange) { |
| aggRange = aggRanges[aggdpid] = {}; |
| aggRange.min = aggRange.max = angle; |
| } else { |
| aggRange.max = angle; |
| } |
| }); |
| |
| // arrange aggregation switches to "fan out" to edge switches |
| k = 360 / rings[1].switches.length; |
| rings[1].switches.forEach(function (s, i) { |
| // rings[1].angles[i] = k * i; |
| var range = aggRanges[s.dpid]; |
| |
| rings[1].angles[i] = (range.min + range.max)/2; |
| }); |
| |
| // find the association between core switches and aggregation switches |
| var aggregationSwitchMap = {}; |
| model.aggregationSwitches.forEach(function (s, i) { |
| aggregationSwitchMap[s.dpid] = i; |
| }); |
| |
| // put core switches next to linked aggregation switches |
| k = 360 / rings[2].switches.length; |
| rings[2].switches.forEach(function (s, i) { |
| // rings[2].angles[i] = k * i; |
| var associatedAggregationSwitches = model.configuration.association[s.dpid]; |
| // TODO: go between if there are multiple |
| var index = aggregationSwitchMap[associatedAggregationSwitches[0]]; |
| |
| rings[2].angles[i] = rings[1].angles[index]; |
| }); |
| |
| // TODO: construct this form initially rather than converting. it works better because |
| // it allows binding by dpid |
| var testRings = []; |
| rings.forEach(function (ring) { |
| var testRing = []; |
| ring.switches.forEach(function (s, i) { |
| var testSwitch = { |
| dpid: s.dpid, |
| state: s.state, |
| radius: ring.radius, |
| width: ring.width, |
| className: ring.className, |
| angle: ring.angles[i], |
| controller: s.controller |
| }; |
| testRing.push(testSwitch); |
| }); |
| |
| |
| testRings.push(testRing); |
| }); |
| |
| |
| // return rings; |
| return testRings; |
| } |
| |
| drawTopology = function () { |
| // DRAW THE SWITCHES |
| var rings = svg.selectAll('.ring').data(createRingTopologyModel(model)); |
| |
| function ringEnter(data, i) { |
| if (!data.length) { |
| return; |
| } |
| |
| // create the nodes |
| var nodes = d3.select(this).selectAll("g") |
| .data(data, function (data) { |
| return data.dpid; |
| }) |
| .enter().append("svg:g") |
| .attr("id", function (data, i) { |
| return data.dpid; |
| }) |
| .attr("transform", function(data, i) { |
| return "rotate(" + data.angle+ ")translate(" + data.radius * 150 + ")rotate(" + (-data.angle) + ")"; |
| }); |
| |
| // add the cirles representing the switches |
| nodes.append("svg:circle") |
| .attr("transform", function(data, i) { |
| var m = document.querySelector('#viewbox').getTransformToElement().inverse(); |
| if (data.scale) { |
| m = m.scale(data.scale); |
| } |
| return "matrix( " + m.a + " " + m.b + " " + m.c + " " + m.d + " " + m.e + " " + m.f + " )"; |
| }) |
| .attr("x", function (data) { |
| return -data.width / 2; |
| }) |
| .attr("y", function (data) { |
| return -data.width / 2; |
| }) |
| .attr("r", function (data) { |
| return data.width; |
| }); |
| } |
| |
| // append switches |
| rings.enter().append("svg:g") |
| .attr("class", "ring") |
| .each(ringEnter); |
| |
| |
| function ringUpdate(data, i) { |
| var nodes = d3.select(this).selectAll("g") |
| .data(data, function (data) { |
| return data.dpid; |
| }); |
| nodes.select('circle') |
| .each(function (data) { |
| // if there's a pending state changed and then the state changes, clear the pending class |
| var circle = d3.select(this); |
| if (data.state === 'ACTIVE' && circle.classed('inactive') || |
| data.state === 'INACTIVE' && circle.classed('active')) { |
| circle.classed('pending', false); |
| } |
| }) |
| .attr('class', function (data) { |
| if (data.state === 'ACTIVE' && data.controller) { |
| return data.className + ' active ' + controllerColorMap[data.controller]; |
| } else { |
| return data.className + ' inactive ' + 'colorInactive'; |
| } |
| }); |
| } |
| |
| // update switches |
| rings.each(ringUpdate); |
| |
| |
| // Now setup the labels |
| // This is done separately because SVG draws in node order and we want the labels |
| // always on top |
| var labelRings = svg.selectAll('.labelRing').data(createRingTopologyModel(model)); |
| |
| function labelRingEnter(data) { |
| if (!data.length) { |
| return; |
| } |
| |
| // create the nodes |
| var nodes = d3.select(this).selectAll("g") |
| .data(data, function (data) { |
| return data.dpid; |
| }) |
| .enter().append("svg:g") |
| .classed('nolabel', true) |
| .attr("id", function (data) { |
| return data.dpid + '-label'; |
| }) |
| .attr("transform", function(data, i) { |
| return "rotate(" + data.angle+ ")translate(" + data.radius * 150 + ")rotate(" + (-data.angle) + ")"; |
| }) |
| |
| // add the text nodes which show on mouse over |
| nodes.append("svg:text") |
| .text(function (data) {return data.dpid;}) |
| .attr("x", function (data) { |
| if (data.angle <= 90 || data.angle >= 270 && data.angle <= 360) { |
| if (data.className == 'edge') { |
| return - data.width*3 - 4; |
| } else { |
| return - data.width - 4; |
| } |
| } else { |
| if (data.className == 'edge') { |
| return data.width*3 + 4; |
| } else { |
| return data.width + 4; |
| } |
| } |
| }) |
| .attr("y", function (data) { |
| var y; |
| if (data.angle <= 90 || data.angle >= 270 && data.angle <= 360) { |
| if (data.className == 'edge') { |
| y = data.width*3/2 + 4; |
| } else { |
| y = data.width/2 + 4; |
| } |
| } else { |
| if (data.className == 'edge') { |
| y = data.width*3/2 + 4; |
| } else { |
| y = data.width/2 + 4; |
| } |
| } |
| return y - 6; |
| }) |
| .attr("text-anchor", function (data) { |
| if (data.angle <= 90 || data.angle >= 270 && data.angle <= 360) { |
| return "end"; |
| } else { |
| return "start"; |
| } |
| }) |
| .attr("transform", function(data) { |
| var m = document.querySelector('#viewbox').getTransformToElement().inverse(); |
| if (data.scale) { |
| m = m.scale(data.scale); |
| } |
| return "matrix( " + m.a + " " + m.b + " " + m.c + " " + m.d + " " + m.e + " " + m.f + " )"; |
| }) |
| } |
| |
| labelRings.enter().append("svg:g") |
| .attr("class", "textRing") |
| .each(labelRingEnter); |
| |
| // switches should not change during operation of the ui so no |
| // rings.exit() |
| } |
| |
| })(); |