10 var callLuciRealtimeStats
= rpc
.declare({
12 method
: 'getRealtimeStats',
13 params
: [ 'mode', 'device' ],
14 expect
: { result
: [] }
20 Math
.log2
= Math
.log2
|| function(x
) { return Math
.log(x
) * Math
.LOG2E
; };
22 function rate(n
, br
) {
23 n
= (n
|| 0).toFixed(2);
24 return [ '%1024.2mbit/s'.format(n
* 8), br
? E('br') : ' ', '(%1024.2mB/s)'.format(n
) ]
30 this.loadSVG(L
.resource('svg/bandwidth.svg')),
35 updateGraph: function(ifname
, svg
, lines
, cb
) {
36 var G
= svg
.firstElementChild
;
38 var view
= document
.querySelector('#view');
40 var width
= view
.offsetWidth
- 2;
44 var data_wanted
= Math
.floor(width
/ step
);
49 for (var i
= 0; i
< lines
.length
; i
++)
59 /* prefill datasets */
60 for (var i
= 0; i
< data_values
.length
; i
++)
61 for (var j
= 0; j
< data_wanted
; j
++)
62 data_values
[i
][j
] = 0;
64 /* plot horizontal time interval lines */
65 for (var i
= width
% (step
* 60); i
< width
; i
+= step
* 60) {
66 var line
= document
.createElementNS('http://www.w3.org/2000/svg', 'line');
67 line
.setAttribute('x1', i
);
68 line
.setAttribute('y1', 0);
69 line
.setAttribute('x2', i
);
70 line
.setAttribute('y2', '100%');
71 line
.setAttribute('style', 'stroke:black;stroke-width:0.1');
73 var text
= document
.createElementNS('http://www.w3.org/2000/svg', 'text');
74 text
.setAttribute('x', i
+ 5);
75 text
.setAttribute('y', 15);
76 text
.setAttribute('style', 'fill:#eee; font-size:9pt; font-family:sans-serif; text-shadow:1px 1px 1px #000');
77 text
.appendChild(document
.createTextNode(Math
.round((width
- i
) / step
/ 60) + 'm'));
83 info
.interval
= pollInterval
;
84 info
.timeframe
= data_wanted
/ 60;
101 pollData: function() {
102 poll
.add(L
.bind(function() {
105 for (var i
= 0; i
< graphPolls
.length
; i
++) {
106 var ctx
= graphPolls
[i
];
107 tasks
.push(L
.resolveDefault(callLuciRealtimeStats('interface', ctx
.ifname
), []));
110 return Promise
.all(tasks
).then(L
.bind(function(datasets
) {
111 for (var gi
= 0; gi
< graphPolls
.length
; gi
++) {
112 var ctx
= graphPolls
[gi
],
119 var data_wanted
= Math
.floor(ctx
.width
/ ctx
.step
);
120 var last_timestamp
= NaN
;
122 for (var i
= 0, di
= 0; di
< lines
.length
; di
++) {
123 if (lines
[di
] == null)
126 var multiply
= (lines
[di
].multiply
!= null) ? lines
[di
].multiply
: 1,
127 offset
= (lines
[di
].offset
!= null) ? lines
[di
].offset
: 0;
129 for (var j
= ctx
.timestamp
? 0 : 1; j
< data
.length
; j
++) {
130 /* skip overlapping entries */
131 if (data
[j
][0] <= ctx
.timestamp
)
136 last_timestamp
= data
[j
][0];
139 if (lines
[di
].counter
) {
140 /* normalize difference against time interval */
142 var time_delta
= data
[j
][0] - data
[j
- 1][0];
144 info
.line_current
[i
] = (data
[j
][di
+ 1] * multiply
- data
[j
- 1][di
+ 1] * multiply
) / time_delta
;
145 info
.line_current
[i
] -= Math
.min(info
.line_current
[i
], offset
);
146 values
[i
].push(info
.line_current
[i
]);
151 info
.line_current
[i
] = data
[j
][di
+ 1] * multiply
;
152 info
.line_current
[i
] -= Math
.min(info
.line_current
[i
], offset
);
153 values
[i
].push(info
.line_current
[i
]);
160 /* cut off outdated entries */
161 ctx
.fill
= Math
.min(ctx
.fill
, data_wanted
);
163 for (var i
= 0; i
< values
.length
; i
++) {
164 var len
= values
[i
].length
;
165 values
[i
] = values
[i
].slice(len
- data_wanted
, len
);
167 /* find peaks, averages */
168 info
.line_peak
[i
] = NaN
;
169 info
.line_average
[i
] = 0;
171 for (var j
= 0; j
< values
[i
].length
; j
++) {
172 info
.line_peak
[i
] = isNaN(info
.line_peak
[i
]) ? values
[i
][j
] : Math
.max(info
.line_peak
[i
], values
[i
][j
]);
173 info
.line_average
[i
] += values
[i
][j
];
176 info
.line_average
[i
] = info
.line_average
[i
] / ctx
.fill
;
179 info
.peak
= Math
.max
.apply(Math
, info
.line_peak
);
181 /* remember current timestamp, calculate horizontal scale */
182 if (!isNaN(last_timestamp
))
183 ctx
.timestamp
= last_timestamp
;
185 var size
= Math
.floor(Math
.log2(info
.peak
)),
186 div
= Math
.pow(2, size
- (size
% 10)),
187 mult
= info
.peak
/ div
,
188 mult
= (mult
< 5) ? 2 : ((mult
< 50) ? 10 : ((mult
< 500) ? 100 : 1000));
190 info
.peak
= info
.peak
+ (mult
* div
) - (info
.peak
% (mult
* div
));
192 data_scale
= ctx
.height
/ info
.peak
;
195 for (var i
= 0, di
= 0; di
< lines
.length
; di
++) {
196 if (lines
[di
] == null)
199 var el
= ctx
.svg
.firstElementChild
.getElementById(lines
[di
].line
),
200 pt
= '0,' + ctx
.height
,
206 for (var j
= 0; j
< values
[i
].length
; j
++) {
207 var x
= j
* ctx
.step
;
209 y
= ctx
.height
- Math
.floor(values
[i
][j
] * data_scale
);
210 //y -= Math.floor(y % (1 / data_scale));
212 y
= isNaN(y
) ? ctx
.height
: y
;
214 pt
+= ' ' + x
+ ',' + y
;
217 pt
+= ' ' + ctx
.width
+ ',' + y
+ ' ' + ctx
.width
+ ',' + ctx
.height
;
219 el
.setAttribute('points', pt
);
224 info
.label_25
= 0.25 * info
.peak
;
225 info
.label_50
= 0.50 * info
.peak
;
226 info
.label_75
= 0.75 * info
.peak
;
228 if (typeof(ctx
.cb
) == 'function')
229 ctx
.cb(ctx
.svg
, info
);
232 }, this), pollInterval
);
235 loadSVG: function(src
) {
236 return request
.get(src
).then(function(response
) {
238 throw new Error(response
.statusText
);
241 'style': 'width:100%;height:300px;border:1px solid #000;background:#fff'
242 }, E(response
.text()));
246 render: function(data
) {
250 var v
= E('div', { 'class': 'cbi-map', 'id': 'map' }, E('div'));
252 for (var i
= 0; i
< devs
.length
; i
++) {
253 var ifname
= devs
[i
].getName();
258 var csvg
= svg
.cloneNode(true);
260 v
.firstElementChild
.appendChild(E('div', { 'class': 'cbi-section', 'data-tab': ifname
, 'data-tab-title': ifname
}, [
262 E('div', { 'class': 'right' }, E('small', { 'id': 'scale' }, '-')),
265 E('table', { 'class': 'table', 'style': 'width:100%;table-layout:fixed' }, [
266 E('tr', { 'class': 'tr' }, [
267 E('td', { 'class': 'td right top' }, E('strong', { 'style': 'border-bottom:2px solid blue' }, [ _('Inbound:') ])),
268 E('td', { 'class': 'td', 'id': 'rx_bw_cur' }, rate(0, true)),
270 E('td', { 'class': 'td right top' }, E('strong', {}, [ _('Average:') ])),
271 E('td', { 'class': 'td', 'id': 'rx_bw_avg' }, rate(0, true)),
273 E('td', { 'class': 'td right top' }, E('strong', {}, [ _('Peak:') ])),
274 E('td', { 'class': 'td', 'id': 'rx_bw_peak' }, rate(0, true))
276 E('tr', { 'class': 'tr' }, [
277 E('td', { 'class': 'td right top' }, E('strong', { 'style': 'border-bottom:2px solid green' }, [ _('Outbound:') ])),
278 E('td', { 'class': 'td', 'id': 'tx_bw_cur' }, rate(0, true)),
280 E('td', { 'class': 'td right top' }, E('strong', {}, [ _('Average:') ])),
281 E('td', { 'class': 'td', 'id': 'tx_bw_avg' }, rate(0, true)),
283 E('td', { 'class': 'td right top' }, E('strong', {}, [ _('Peak:') ])),
284 E('td', { 'class': 'td', 'id': 'tx_bw_peak' }, rate(0, true))
287 E('div', {'class': 'cbi-section-create'})
290 this.updateGraph(ifname
, csvg
, [ { line
: 'rx', counter
: true }, null, { line
: 'tx', counter
: true } ], function(svg
, info
) {
291 var G
= svg
.firstElementChild
, tab
= svg
.parentNode
;
293 G
.getElementById('label_25').firstChild
.data
= rate(info
.label_25
).join('');
294 G
.getElementById('label_50').firstChild
.data
= rate(info
.label_50
).join('');
295 G
.getElementById('label_75').firstChild
.data
= rate(info
.label_75
).join('');
297 tab
.querySelector('#scale').firstChild
.data
= _('(%d minute window, %d second interval)').format(info
.timeframe
, info
.interval
);
299 dom
.content(tab
.querySelector('#rx_bw_cur'), rate(info
.line_current
[0], true));
300 dom
.content(tab
.querySelector('#rx_bw_avg'), rate(info
.line_average
[0], true));
301 dom
.content(tab
.querySelector('#rx_bw_peak'), rate(info
.line_peak
[0], true));
303 dom
.content(tab
.querySelector('#tx_bw_cur'), rate(info
.line_current
[1], true));
304 dom
.content(tab
.querySelector('#tx_bw_avg'), rate(info
.line_average
[1], true));
305 dom
.content(tab
.querySelector('#tx_bw_peak'), rate(info
.line_peak
[1], true));
309 ui
.tabs
.initTabGroup(v
.firstElementChild
.childNodes
);
314 E('h2', _('Bandwith')),
315 E('div', {'class': 'cbi-map-descr'}, _('This page displays the bandwidth used for all available physical interfaces.')),
320 handleSaveApply
: null,