57bd04dbb0ce1960b2c2d06e946acf20a154b846
1 /**
2 * collection4 - collection.js
3 * Copyright (C) 2010 Florian octo Forster
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301 USA
19 *
20 * Authors:
21 * Florian octo Forster <ff at octo.it>
22 **/
24 var c4 =
25 {
26 instances: []
27 };
29 function value_to_string (value) /* {{{ */
30 {
31 var abs_value;
32 var v2s = function (value)
33 {
34 var tmp = Math.round (100.0 * value) / 100.0;
35 return ("" + tmp);
36 }
38 if (value == null)
39 return ('NaN');
40 else if (value == 0)
41 return ('0');
43 abs_value = Math.abs (value);
45 if ((abs_value < 10000) && (abs_value >= 0.1))
46 return (v2s (value));
47 else if (abs_value > 1)
48 {
49 if (abs_value < 10000000)
50 return (v2s (value / 1000) + "k");
51 else if (abs_value < 10000000000)
52 return (v2s (value / 1000000) + "M");
53 else if (abs_value < 10000000000000)
54 return (v2s (value / 1000000000) + "G");
55 else
56 return (v2s (value / 1000000000000) + "T");
57 }
58 else
59 {
60 if (abs_value >= 0.001)
61 return (v2s (value * 1000) + "m");
62 else if (abs_value >= 0.000001)
63 return (v2s (value * 1000000) + "u");
64 else
65 return (v2s (value * 1000000000) + "n");
66 }
67 } /* }}} function value_to_string */
69 function instance_get_params (inst) /* {{{ */
70 {
71 var graph_selector = inst.graph_selector;
72 var inst_selector = inst.instance_selector;
73 var selector = {};
75 if (graph_selector.host == inst_selector.host)
76 {
77 selector.host = graph_selector.host;
78 }
79 else
80 {
81 selector.graph_host = graph_selector.host;
82 selector.inst_host = inst_selector.host;
83 }
85 if (graph_selector.plugin == inst_selector.plugin)
86 {
87 selector.plugin = graph_selector.plugin;
88 }
89 else
90 {
91 selector.graph_plugin = graph_selector.plugin;
92 selector.inst_plugin = inst_selector.plugin;
93 }
95 if (graph_selector.plugin_instance == inst_selector.plugin_instance)
96 {
97 selector.plugin_instance = graph_selector.plugin_instance;
98 }
99 else
100 {
101 selector.graph_plugin_instance = graph_selector.plugin_instance;
102 selector.inst_plugin_instance = inst_selector.plugin_instance;
103 }
105 if (graph_selector.type == inst_selector.type)
106 {
107 selector.type = graph_selector.type;
108 }
109 else
110 {
111 selector.graph_type = graph_selector.type;
112 selector.inst_type = inst_selector.type;
113 }
115 if (graph_selector.type_instance == inst_selector.type_instance)
116 {
117 selector.type_instance = graph_selector.type_instance;
118 }
119 else
120 {
121 selector.graph_type_instance = graph_selector.type_instance;
122 selector.inst_type_instance = inst_selector.type_instance;
123 }
125 return (selector);
126 } /* }}} instance_get_params */
128 function ident_clone (ident) /* {{{ */
129 {
130 var ret = {};
132 ret.host = ident.host;
133 ret.plugin = ident.plugin;
134 ret.plugin_instance = ident.plugin_instance;
135 ret.type = ident.type;
136 ret.type_instance = ident.type_instance;
138 return (ret);
139 } /* }}} ident_clone */
141 function inst_get_defs (inst) /* {{{ */
142 {
143 if (!inst.def)
144 {
145 var params = instance_get_params (inst);
146 params.action = "graph_def_json";
148 $.ajax({
149 url: "collection.fcgi",
150 async: false,
151 dataType: 'json',
152 data: params,
153 success: function (data)
154 {
155 if (!data)
156 return;
158 inst.def = data;
159 }});
160 }
162 if (inst.def)
163 return (inst.def);
164 return;
165 } /* }}} inst_get_defs */
167 function ident_matches (selector, ident) /* {{{ */
168 {
169 var part_matches = function (s,p)
170 {
171 if (s == null)
172 return (false);
174 if ((s == "/any/") || (s == "/all/"))
175 return (true);
177 if (p == null)
178 return (false);
180 if (s == p)
181 return (true);
183 return (false);
184 };
186 if (!part_matches (selector.host, ident.host))
187 return (false);
189 if (!part_matches (selector.plugin, ident.plugin))
190 return (false);
192 if (!part_matches (selector.plugin_instance, ident.plugin_instance))
193 return (false);
195 if (!part_matches (selector.type, ident.type))
196 return (false);
198 if (!part_matches (selector.type_instance, ident.type_instance))
199 return (false);
201 return (true);
202 } /* }}} function ident_matches */
204 function ident_describe (ident, selector) /* {{{ */
205 {
206 var ret = "";
207 var check_field = function (field)
208 {
209 if (ident[field].toLowerCase () != selector[field].toLowerCase ())
210 {
211 if (ret != "")
212 ret += "/";
213 ret += ident[field];
214 }
215 };
217 check_field ("host");
218 check_field ("plugin");
219 check_field ("plugin_instance");
220 check_field ("type");
221 check_field ("type_instance");
223 if (ret == "")
224 return (null);
225 return (ret);
226 } /* }}} function ident_describe */
228 function def_draw_one (def, data, series_array) /* {{{ */
229 {
230 var chart_series = new Object ();
232 chart_series.type = 'line';
233 chart_series.pointInterval = data.interval * 1000.0;
234 chart_series.pointStart = data.first_value_time * 1000.0;
235 chart_series.data = data.data;
236 chart_series.lineWidth = 1;
237 chart_series.shadow = false;
238 chart_series.marker = { enabled: false };
240 if (def.legend)
241 chart_series.name = def.legend;
242 else if (def.ds_name)
243 chart_series.name = def.ds_name;
245 if (def.area)
246 chart_series.type = 'area';
248 if (def.stack)
249 chart_series.stacking = 'normal';
251 if ((def.color) && (def.color != 'random'))
252 chart_series.color = def.color;
254 series_array.push (chart_series);
255 } /* }}} function def_draw_one */
257 function def_draw (def, data_list, series_array) /* {{{ */
258 {
259 var i;
261 for (i = 0; i < data_list.length; i++)
262 {
263 if ((def.ds_name) && (def.ds_name != data_list[i].data_source))
264 continue;
265 if (!ident_matches (def.select, data_list[i].file))
266 continue;
268 def_draw_one (def, data_list[i], series_array);
269 }
270 } /* }}} function def_draw */
272 function inst_get_chart_opts (inst, def) /* {{{ */
273 {
274 var chart_opts = new Object ();
276 chart_opts.chart =
277 {
278 renderTo: inst.container,
279 zoomType: 'x'
280 };
281 chart_opts.xAxis =
282 {
283 type: 'datetime',
284 maxZoom: 300, // five minutes
285 title: { text: null },
286 events:
287 {
288 setExtremes: function (event)
289 {
290 var begin = null;
291 var end = null;
293 if ((event.min) && (event.max))
294 {
295 begin = event.min / 1000.0;
296 end = event.max / 1000.0;
297 }
298 inst_fetch_data (inst, begin, end);
299 }
300 }
301 };
302 chart_opts.yAxis =
303 {
304 labels:
305 {
306 formatter: function () { return (value_to_string (this.value)); }
307 },
308 startOnTick: false,
309 endOnTick: false
310 };
311 chart_opts.legend =
312 {
313 labelFormatter: function ()
314 {
315 var series = this;
316 var min = Number.MAX_VALUE;
317 var max = Number.NEGATIVE_INFINITY;
318 var num = 0;
319 var sum = 0;
320 var avg;
321 var i;
323 for (i = 0; i < this.data.length; i++)
324 {
325 var v;
327 v = this.data[i].y;
328 if (v == null)
329 continue;
331 if (min > v)
332 min = v;
333 if (max < v)
334 max = v;
336 sum += v;
337 num++;
338 }
340 if (num == 0)
341 {
342 min = null;
343 max = null;
344 avg = null;
345 }
346 else
347 {
348 avg = sum / num;
349 }
351 return (this.name + " (" + value_to_string (min) + " min, "
352 + value_to_string (avg) + " avg, "
353 + value_to_string (max) + " max)");
354 }
355 };
356 chart_opts.series = new Array ();
358 if (def.title)
359 chart_opts.title = { text: def.title };
361 if (def.vertical_label)
362 chart_opts.yAxis.title = { text: def.vertical_label };
364 return (chart_opts);
365 } /* }}} function chart_opts_get */
367 function inst_draw (inst, def, data_list) /* {{{ */
368 {
369 var chart_opts;
370 var i;
372 if (!inst || !def || !data_list)
373 return;
375 chart_opts = inst_get_chart_opts (inst, def);
377 for (i = def.defs.length - 1; i >= 0; i--)
378 def_draw (def.defs[i], data_list, chart_opts.series);
380 inst.chart = new Highcharts.Chart (chart_opts);
381 } /* }}} function inst_draw */
383 function inst_redraw (inst, def, data_list) /* {{{ */
384 {
385 var series_array;
386 var i;
388 if (!inst.chart)
389 return (inst_draw (inst, def, data_list));
391 series_array = new Array ();
392 for (i = def.defs.length - 1; i >= 0; i--)
393 def_draw (def.defs[i], data_list, series_array);
395 if (inst.chart.series.length != series_array.length)
396 {
397 alert ("inst.chart.series.length != series_array.length");
398 return;
399 }
401 for (i = inst.chart.series.length - 1; i >= 0; i--)
402 inst.chart.series[i].remove (/* redraw = */ false);
404 for (i = 0; i < series_array.length; i++)
405 inst.chart.addSeries (series_array[i], /* redraw = */ false);
407 inst.chart.redraw ();
408 } /* }}} function inst_redraw */
410 function inst_fetch_data (inst, begin, end) /* {{{ */
411 {
412 var def;
413 var params;
415 def = inst_get_defs (inst);
416 if (!def)
417 return;
419 params = instance_get_params (inst);
420 params.action = "instance_data_json";
421 params.begin = begin || inst.begin;
422 params.end = end || inst.end;
424 $.getJSON ("collection.fcgi", params,
425 function (data)
426 {
427 inst_redraw (inst, def, data);
428 }); /* getJSON */
429 } /* }}} inst_fetch_data */
431 function json_graph_update (index) /* {{{ */
432 {
433 var inst;
435 inst = c4.instances[index];
436 if (!inst)
437 return;
439 if (!inst.container)
440 inst.container = "c4-graph" + index;
442 inst_fetch_data (inst);
443 } /* }}} json_graph_update */
445 function format_instance(inst)
446 {
447 return ("<li class=\"instance\"><a href=\"" + location.pathname
448 + "?action=show_instance;" + inst.params + "\">" + inst.description
449 + "</a></li>");
450 }
452 function format_instance_list(instances)
453 {
454 var ret = "<ul class=\"instance_list\">";
455 var i;
457 if (instances.length == 0)
458 return ("");
460 for (i = 0; i < instances.length; i++)
461 ret += format_instance (instances[i]);
463 ret += "</ul>";
465 return (ret);
466 }
468 function format_graph(graph)
469 {
470 return ("<li class=\"graph\">" + graph.title + format_instance_list (graph.instances) + "</li>");
471 }
473 function update_search_suggestions ()
474 {
475 var term = $("#search-input").val ();
476 if (term.length < 2)
477 {
478 $("#search-suggest").hide ();
479 return (true);
480 }
482 $("#search-suggest").show ();
483 $.getJSON ("collection.fcgi",
484 { "action": "search_json", "q": term},
485 function(data)
486 {
487 var i;
488 $("#search-suggest").html ("");
489 for (i = 0; i < data.length; i++)
490 {
491 var graph = data[i];
492 $("#search-suggest").append (format_graph (graph));
493 }
494 }
495 );
496 } /* update_search_suggestions */
498 function zoom_redraw (jq_obj) /* {{{ */
499 {
500 var url = jq_obj.data ("base_url");
502 if ((jq_obj == null) || (url == null))
503 return (false);
505 if (jq_obj.data ('begin') != null)
506 url += ";begin=" + jq_obj.data ('begin');
507 if (jq_obj.data ('end') != null)
508 url += ";end=" + jq_obj.data ('end');
510 jq_obj.attr ("src", url);
511 return (true);
512 } /* }}} function zoom_redraw */
514 function zoom_reset (graph_id, diff) /* {{{ */
515 {
516 var jq_obj;
517 var end;
518 var begin;
520 jq_obj = $("#" + graph_id);
521 if (jq_obj == null)
522 return (false);
524 end = new Number ((new Date ()).getTime () / 1000);
525 begin = new Number (end - diff);
527 jq_obj.data ('begin', begin.toFixed (0));
528 jq_obj.data ('end', end.toFixed (0));
530 return (zoom_redraw (jq_obj));
531 } /* }}} function zoom_reset */
533 function zoom_hour (graph_id) /* {{{ */
534 {
535 zoom_reset (graph_id, 3600);
536 } /* }}} function zoom_hour */
538 function zoom_day (graph_id) /* {{{ */
539 {
540 zoom_reset (graph_id, 86400);
541 } /* }}} function zoom_day */
543 function zoom_week (graph_id) /* {{{ */
544 {
545 zoom_reset (graph_id, 7 * 86400);
546 } /* }}} function zoom_week */
548 function zoom_month (graph_id) /* {{{ */
549 {
550 zoom_reset (graph_id, 31 * 86400);
551 } /* }}} function zoom_month */
553 function zoom_year (graph_id) /* {{{ */
554 {
555 zoom_reset (graph_id, 366 * 86400);
556 } /* }}} function zoom_year */
558 function zoom_relative (graph_id, factor_begin, factor_end) /* {{{ */
559 {
560 var jq_obj;
561 var end;
562 var begin;
563 var diff;
565 jq_obj = $("#" + graph_id);
566 if (jq_obj == null)
567 return (false);
569 begin = jq_obj.data ('begin');
570 end = jq_obj.data ('end');
571 if ((begin == null) || (end == null))
572 return (zoom_day (graph_id));
574 begin = new Number (begin);
575 end = new Number (end);
577 diff = end - begin;
578 if ((diff <= 300) && (factor_begin > 0.0) && (factor_end < 0.0))
579 return (true);
581 jq_obj.data ('begin', begin + (diff * factor_begin));
582 jq_obj.data ('end', end + (diff * factor_end));
584 return (zoom_redraw (jq_obj));
585 } /* }}} function zoom_relative */
587 function zoom_reference (graph_id) /* {{{ */
588 {
589 var jq_obj;
590 var end;
591 var begin;
593 jq_obj = $("#" + graph_id);
594 if (jq_obj == null)
595 return (false);
597 begin = jq_obj.data ('begin');
598 end = jq_obj.data ('end');
599 if ((begin == null) || (end == null))
600 return (false);
602 $(".graph-img img").each (function ()
603 {
604 $(this).data ('begin', begin);
605 $(this).data ('end', end);
606 zoom_redraw ($(this));
607 });
608 } /* }}} function zoom_reference */
610 function zoom_earlier (graph_id) /* {{{ */
611 {
612 return (zoom_relative (graph_id, -0.2, -0.2));
613 } /* }}} function zoom_earlier */
615 function zoom_later (graph_id) /* {{{ */
616 {
617 return (zoom_relative (graph_id, +0.2, +0.2));
618 } /* }}} function zoom_later */
620 function zoom_in (graph_id) /* {{{ */
621 {
622 return (zoom_relative (graph_id, +0.2, -0.2));
623 } /* }}} function zoom_earlier */
625 function zoom_out (graph_id) /* {{{ */
626 {
627 return (zoom_relative (graph_id, (-1.0 / 3.0), (1.0 / 3.0)));
628 } /* }}} function zoom_earlier */
630 $(document).ready(function() {
631 /* $("#layout-middle-right").html ("<ul id=\"search-suggest\" class=\"graph_list\"></ul>"); */
632 $("#search-form").append ("<ul id=\"search-suggest\" class=\"graph_list\"></ul>");
633 $("#search-suggest").hide ();
635 $("#search-input").blur (function()
636 {
637 window.setTimeout (function ()
638 {
639 $("#search-suggest").hide ();
640 }, 500);
641 });
643 $("#search-input").focus (function()
644 {
645 var term = $("#search-input").val ();
646 if (term.length < 2)
647 {
648 $("#search-suggest").hide ();
649 }
650 else
651 {
652 $("#search-suggest").show ();
653 }
654 });
656 $("#search-input").keyup (function()
657 {
658 update_search_suggestions ();
659 });
661 var graph_count = 0;
662 $(".graph-img").each (function (index, elem)
663 {
664 var id = "graph" + graph_count;
665 graph_count++;
667 $(this).find ("img").each (function (img_index, img_elem)
668 {
669 var base_url;
671 $(this).attr ("id", id);
673 base_url = $(this).attr ("src").replace (/;(begin|end)=[^;]*/g, '');
674 $(this).data ("base_url", base_url);
675 });
677 $(this).append ("<div class=\"graph-buttons presets\">"
678 + "<div class=\"graph-button\" onClick=\"zoom_hour ('"+id+"');\">H</div>"
679 + "<div class=\"graph-button\" onClick=\"zoom_day ('"+id+"');\">D</div>"
680 + "<div class=\"graph-button\" onClick=\"zoom_week ('"+id+"');\">W</div>"
681 + "<div class=\"graph-button\" onClick=\"zoom_month ('"+id+"');\">M</div>"
682 + "<div class=\"graph-button\" onClick=\"zoom_year ('"+id+"');\">Y</div>"
683 + "<div class=\"graph-button\" onClick=\"zoom_reference ('"+id+"');\">!</div>"
684 + "</div>"
685 + "<div class=\"graph-buttons navigation\">"
686 + "<div class=\"graph-button\" onClick=\"zoom_earlier ('"+id+"');\">←</div>"
687 + "<div class=\"graph-button\" onClick=\"zoom_out ('"+id+"');\">−</div>"
688 + "<div class=\"graph-button\" onClick=\"zoom_in ('"+id+"');\">+</div>"
689 + "<div class=\"graph-button\" onClick=\"zoom_later ('"+id+"');\">→</div>"
690 + "</div>"
691 );
692 });
694 var i;
695 for (i = 0; i < c4.instances.length; i++)
696 {
697 json_graph_update (i);
698 }
699 });
701 /* vim: set sw=2 sts=2 et fdm=marker : */