e1a6a2255be5b5114a775118627f094f1151e864
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: new Array (),
27 config:
28 {
29 width: 324,
30 height: 200
31 }
32 };
34 function value_to_string (value) /* {{{ */
35 {
36 var abs_value;
37 var v2s = function (value)
38 {
39 var tmp = Math.round (100.0 * value) / 100.0;
40 return ("" + tmp);
41 }
43 if (value == null)
44 return ('NaN');
45 else if (value == 0)
46 return ('0');
48 abs_value = Math.abs (value);
50 if ((abs_value < 10000) && (abs_value >= 0.1))
51 return (v2s (value));
52 else if (abs_value > 1)
53 {
54 if (abs_value < 10000000)
55 return (v2s (value / 1000) + "k");
56 else if (abs_value < 10000000000)
57 return (v2s (value / 1000000) + "M");
58 else if (abs_value < 10000000000000)
59 return (v2s (value / 1000000000) + "G");
60 else
61 return (v2s (value / 1000000000000) + "T");
62 }
63 else
64 {
65 if (abs_value >= 0.001)
66 return (v2s (value * 1000) + "m");
67 else if (abs_value >= 0.000001)
68 return (v2s (value * 1000000) + "u");
69 else
70 return (v2s (value * 1000000000) + "n");
71 }
72 } /* }}} function value_to_string */
74 function instance_get_params (inst) /* {{{ */
75 {
76 var graph_selector = inst.graph_selector;
77 var inst_selector = inst.instance_selector;
78 var selector = {};
80 if (graph_selector.host == inst_selector.host)
81 {
82 selector.host = graph_selector.host;
83 }
84 else
85 {
86 selector.graph_host = graph_selector.host;
87 selector.inst_host = inst_selector.host;
88 }
90 if (graph_selector.plugin == inst_selector.plugin)
91 {
92 selector.plugin = graph_selector.plugin;
93 }
94 else
95 {
96 selector.graph_plugin = graph_selector.plugin;
97 selector.inst_plugin = inst_selector.plugin;
98 }
100 if (graph_selector.plugin_instance == inst_selector.plugin_instance)
101 {
102 selector.plugin_instance = graph_selector.plugin_instance;
103 }
104 else
105 {
106 selector.graph_plugin_instance = graph_selector.plugin_instance;
107 selector.inst_plugin_instance = inst_selector.plugin_instance;
108 }
110 if (graph_selector.type == inst_selector.type)
111 {
112 selector.type = graph_selector.type;
113 }
114 else
115 {
116 selector.graph_type = graph_selector.type;
117 selector.inst_type = inst_selector.type;
118 }
120 if (graph_selector.type_instance == inst_selector.type_instance)
121 {
122 selector.type_instance = graph_selector.type_instance;
123 }
124 else
125 {
126 selector.graph_type_instance = graph_selector.type_instance;
127 selector.inst_type_instance = inst_selector.type_instance;
128 }
130 return (selector);
131 } /* }}} instance_get_params */
133 function ident_clone (ident) /* {{{ */
134 {
135 var ret = {};
137 ret.host = ident.host;
138 ret.plugin = ident.plugin;
139 ret.plugin_instance = ident.plugin_instance;
140 ret.type = ident.type;
141 ret.type_instance = ident.type_instance;
143 return (ret);
144 } /* }}} ident_clone */
146 function inst_get_defs (inst) /* {{{ */
147 {
148 if (!inst.def)
149 {
150 var params = instance_get_params (inst);
151 params.action = "graph_def_json";
153 $.ajax({
154 url: "collection.fcgi",
155 async: false,
156 dataType: 'json',
157 data: params,
158 success: function (data)
159 {
160 if (!data)
161 return;
163 inst.def = data;
164 }});
165 }
167 if (inst.def)
168 return (inst.def);
169 return;
170 } /* }}} inst_get_defs */
172 function ident_matches (selector, ident) /* {{{ */
173 {
174 var part_matches = function (s,p)
175 {
176 if (s == null)
177 return (false);
179 if ((s == "/any/") || (s == "/all/"))
180 return (true);
182 if (p == null)
183 return (false);
185 if (s == p)
186 return (true);
188 return (false);
189 };
191 if (!part_matches (selector.host, ident.host))
192 return (false);
194 if (!part_matches (selector.plugin, ident.plugin))
195 return (false);
197 if (!part_matches (selector.plugin_instance, ident.plugin_instance))
198 return (false);
200 if (!part_matches (selector.type, ident.type))
201 return (false);
203 if (!part_matches (selector.type_instance, ident.type_instance))
204 return (false);
206 return (true);
207 } /* }}} function ident_matches */
209 function ident_describe (ident, selector) /* {{{ */
210 {
211 var ret = "";
212 var check_field = function (field)
213 {
214 if (ident[field].toLowerCase () != selector[field].toLowerCase ())
215 {
216 if (ret != "")
217 ret += "/";
218 ret += ident[field];
219 }
220 };
222 check_field ("host");
223 check_field ("plugin");
224 check_field ("plugin_instance");
225 check_field ("type");
226 check_field ("type_instance");
228 if (ret == "")
229 return (null);
230 return (ret);
231 } /* }}} function ident_describe */
233 function def_draw_one (def, data, series_array) /* {{{ */
234 {
235 var chart_series = new Object ();
237 chart_series.type = 'line';
238 chart_series.pointInterval = data.interval * 1000.0;
239 chart_series.pointStart = data.first_value_time * 1000.0;
240 chart_series.data = data.data;
241 chart_series.lineWidth = 1;
242 chart_series.shadow = false;
243 chart_series.marker = { enabled: false };
245 if (def.legend)
246 chart_series.name = def.legend;
247 else if (def.ds_name)
248 chart_series.name = def.ds_name;
250 if (def.area)
251 chart_series.type = 'area';
253 if (def.stack)
254 chart_series.stacking = 'normal';
256 if ((def.color) && (def.color != 'random'))
257 chart_series.color = def.color;
259 series_array.push (chart_series);
260 } /* }}} function def_draw_one */
262 function def_draw (def, data_list, series_array) /* {{{ */
263 {
264 var i;
266 for (i = 0; i < data_list.length; i++)
267 {
268 if ((def.ds_name) && (def.ds_name != data_list[i].data_source))
269 continue;
270 if (!ident_matches (def.select, data_list[i].file))
271 continue;
273 def_draw_one (def, data_list[i], series_array);
274 }
275 } /* }}} function def_draw */
277 /*
278 * Given one metric definition, returns the appropriate data from the data
279 * list. */
280 function def_get_data (def, data_list)
281 {
282 var i;
284 for (i = 0; i < data_list.length; i++)
285 {
286 if ((def.ds_name) && (def.ds_name != data_list[i].data_source))
287 continue;
288 if (!ident_matches (def.select, data_list[i].file))
289 continue;
291 return (data_list[i]);
292 }
293 return;
294 }
296 function def_to_rickshaw_one (def, data)
297 {
298 var series = {
299 data: []
300 };
301 var i;
303 if (def.legend)
304 series.name = def.legend;
306 if (def.color)
307 series.color = def.color;
309 for (i = 0; i < data.data.length; i++)
310 {
311 var x = data.first_value_time + (i * data.interval);
312 var y = data.data[i];
314 series.data.push ({'x': x, 'y': y});
315 }
317 return (series);
318 }
320 function def_to_rickshaw (graph_def, data_list)
321 {
322 var graph_config = {
323 renderer: 'line',
324 series: []
325 };
326 var graph;
327 var i;
329 for (i = 0; i < graph_def.defs.length; i++)
330 {
331 var def = graph_def.defs[i];
332 var data = def_get_data (def, data_list);
333 var series;
335 if (!data)
336 continue;
338 series = def_to_rickshaw_one (def, data);
339 if (series)
340 graph_config.series.push (series);
342 //if (def.area)
343 // graph_config.renderer = 'area';
344 }
346 return (graph_config);
347 }
349 function inst_draw_rickshaw (inst, def, data_list)
350 {
351 var graph_config = def_to_rickshaw (def, data_list);
353 graph_config.element = document.getElementById (inst.container);
355 inst.chart = new Rickshaw.Graph (graph_config);
356 inst.chart.render ();
358 var x_axis = new Rickshaw.Graph.Axis.Time({
359 graph: inst.chart
360 });
361 x_axis.render ();
363 var y_axis = new Rickshaw.Graph.Axis.Y({
364 graph: inst.chart
365 });
366 y_axis.render ();
367 }
369 function inst_draw (inst, def, data_list)
370 {
371 inst_draw_rickshaw (inst, def, data_list);
372 }
374 function inst_redraw (inst, def, data_list) /* {{{ */
375 {
376 var series_array;
377 var i;
379 if (!inst.chart)
380 return (inst_draw (inst, def, data_list));
382 series_array = new Array ();
383 for (i = def.defs.length - 1; i >= 0; i--)
384 def_draw (def.defs[i], data_list, series_array);
386 if (inst.chart.series.length != series_array.length)
387 {
388 alert ("inst.chart.series.length != series_array.length");
389 return;
390 }
392 for (i = inst.chart.series.length - 1; i >= 0; i--)
393 {
394 series_array[i].visible = inst.chart.series[i].visible;
395 inst.chart.series[i].remove (/* redraw = */ false);
396 }
398 for (i = 0; i < series_array.length; i++)
399 inst.chart.addSeries (series_array[i], /* redraw = */ false);
401 inst.chart.redraw ();
402 } /* }}} function inst_redraw */
404 function inst_fetch_data (inst, begin, end) /* {{{ */
405 {
406 var def;
407 var params;
409 def = inst_get_defs (inst);
410 if (!def)
411 return;
413 params = instance_get_params (inst);
414 params.action = "instance_data_json";
415 params.begin = begin || inst.begin;
416 params.end = end || inst.end;
417 params.resolution = (params.end - params.begin) / c4.config.width;
419 $.getJSON ("collection.fcgi", params,
420 function (data)
421 {
422 inst_redraw (inst, def, data);
423 }); /* getJSON */
424 } /* }}} inst_fetch_data */
426 function json_graph_update (index) /* {{{ */
427 {
428 var inst;
430 inst = c4.instances[index];
431 if (!inst)
432 return;
434 if (!inst.container)
435 inst.container = "c4-graph" + index;
437 inst_fetch_data (inst);
438 } /* }}} json_graph_update */
440 function format_instance(inst)
441 {
442 return ("<li class=\"instance\"><a href=\"" + location.pathname
443 + "?action=show_instance;" + inst.params + "\">" + inst.description
444 + "</a></li>");
445 }
447 function format_instance_list(instances)
448 {
449 var ret = "<ul class=\"instance_list\">";
450 var i;
452 if (instances.length == 0)
453 return ("");
455 for (i = 0; i < instances.length; i++)
456 ret += format_instance (instances[i]);
458 ret += "</ul>";
460 return (ret);
461 }
463 function format_graph(graph)
464 {
465 return ("<li class=\"graph\">" + graph.title + format_instance_list (graph.instances) + "</li>");
466 }
468 function update_search_suggestions ()
469 {
470 var term = $("#search-input").val ();
471 if (term.length < 2)
472 {
473 $("#search-suggest").hide ();
474 return (true);
475 }
477 $("#search-suggest").show ();
478 $.getJSON ("collection.fcgi",
479 { "action": "search_json", "q": term},
480 function(data)
481 {
482 var i;
483 $("#search-suggest").html ("");
484 for (i = 0; i < data.length; i++)
485 {
486 var graph = data[i];
487 $("#search-suggest").append (format_graph (graph));
488 }
489 }
490 );
491 } /* update_search_suggestions */
493 function zoom_redraw (jq_obj) /* {{{ */
494 {
495 var url = jq_obj.data ("base_url");
497 if ((jq_obj == null) || (url == null))
498 return (false);
500 if (jq_obj.data ('begin') != null)
501 url += ";begin=" + jq_obj.data ('begin');
502 if (jq_obj.data ('end') != null)
503 url += ";end=" + jq_obj.data ('end');
505 jq_obj.attr ("src", url);
506 return (true);
507 } /* }}} function zoom_redraw */
509 function zoom_reset (graph_id, diff) /* {{{ */
510 {
511 var jq_obj;
512 var end;
513 var begin;
515 jq_obj = $("#" + graph_id);
516 if (jq_obj == null)
517 return (false);
519 end = new Number ((new Date ()).getTime () / 1000);
520 begin = new Number (end - diff);
522 jq_obj.data ('begin', begin.toFixed (0));
523 jq_obj.data ('end', end.toFixed (0));
525 return (zoom_redraw (jq_obj));
526 } /* }}} function zoom_reset */
528 function zoom_hour (graph_id) /* {{{ */
529 {
530 zoom_reset (graph_id, 3600);
531 } /* }}} function zoom_hour */
533 function zoom_day (graph_id) /* {{{ */
534 {
535 zoom_reset (graph_id, 86400);
536 } /* }}} function zoom_day */
538 function zoom_week (graph_id) /* {{{ */
539 {
540 zoom_reset (graph_id, 7 * 86400);
541 } /* }}} function zoom_week */
543 function zoom_month (graph_id) /* {{{ */
544 {
545 zoom_reset (graph_id, 31 * 86400);
546 } /* }}} function zoom_month */
548 function zoom_year (graph_id) /* {{{ */
549 {
550 zoom_reset (graph_id, 366 * 86400);
551 } /* }}} function zoom_year */
553 function zoom_relative (graph_id, factor_begin, factor_end) /* {{{ */
554 {
555 var jq_obj;
556 var end;
557 var begin;
558 var diff;
560 jq_obj = $("#" + graph_id);
561 if (jq_obj == null)
562 return (false);
564 begin = jq_obj.data ('begin');
565 end = jq_obj.data ('end');
566 if ((begin == null) || (end == null))
567 return (zoom_day (graph_id));
569 begin = new Number (begin);
570 end = new Number (end);
572 diff = end - begin;
573 if ((diff <= 300) && (factor_begin > 0.0) && (factor_end < 0.0))
574 return (true);
576 jq_obj.data ('begin', begin + (diff * factor_begin));
577 jq_obj.data ('end', end + (diff * factor_end));
579 return (zoom_redraw (jq_obj));
580 } /* }}} function zoom_relative */
582 function zoom_reference (graph_id) /* {{{ */
583 {
584 var jq_obj;
585 var end;
586 var begin;
588 jq_obj = $("#" + graph_id);
589 if (jq_obj == null)
590 return (false);
592 begin = jq_obj.data ('begin');
593 end = jq_obj.data ('end');
594 if ((begin == null) || (end == null))
595 return (false);
597 $(".graph-img img").each (function ()
598 {
599 $(this).data ('begin', begin);
600 $(this).data ('end', end);
601 zoom_redraw ($(this));
602 });
603 } /* }}} function zoom_reference */
605 function zoom_earlier (graph_id) /* {{{ */
606 {
607 return (zoom_relative (graph_id, -0.2, -0.2));
608 } /* }}} function zoom_earlier */
610 function zoom_later (graph_id) /* {{{ */
611 {
612 return (zoom_relative (graph_id, +0.2, +0.2));
613 } /* }}} function zoom_later */
615 function zoom_in (graph_id) /* {{{ */
616 {
617 return (zoom_relative (graph_id, +0.2, -0.2));
618 } /* }}} function zoom_earlier */
620 function zoom_out (graph_id) /* {{{ */
621 {
622 return (zoom_relative (graph_id, (-1.0 / 3.0), (1.0 / 3.0)));
623 } /* }}} function zoom_earlier */
625 function graph_recalc_width () /* {{{ */
626 {
627 var tmp;
629 tmp = $("#layout-middle-center").width ();
630 if (!tmp)
631 return;
633 if (tmp < 324)
634 tmp = 324;
636 c4.config.width = tmp;
637 c4.config.height = Math.round (tmp / 1.61803398874989484820);
638 $(".graph-json").each (function ()
639 {
640 $(this).width (c4.config.width);
641 $(this).height (c4.config.height);
642 });
643 } /* }}} function graph_recalc_width */
645 $(document).ready(function() {
646 /* $("#layout-middle-right").html ("<ul id=\"search-suggest\" class=\"graph_list\"></ul>"); */
647 $("#search-form").append ("<ul id=\"search-suggest\" class=\"graph_list\"></ul>");
648 $("#search-suggest").hide ();
650 $("#search-input").blur (function()
651 {
652 window.setTimeout (function ()
653 {
654 $("#search-suggest").hide ();
655 }, 500);
656 });
658 $("#search-input").focus (function()
659 {
660 var term = $("#search-input").val ();
661 if (term.length < 2)
662 {
663 $("#search-suggest").hide ();
664 }
665 else
666 {
667 $("#search-suggest").show ();
668 }
669 });
671 $("#search-input").keyup (function()
672 {
673 update_search_suggestions ();
674 });
676 var graph_count = 0;
677 $(".graph-img").each (function (index, elem)
678 {
679 var id = "graph" + graph_count;
680 graph_count++;
682 $(this).find ("img").each (function (img_index, img_elem)
683 {
684 var base_url;
686 $(this).attr ("id", id);
688 base_url = $(this).attr ("src").replace (/;(begin|end)=[^;]*/g, '');
689 $(this).data ("base_url", base_url);
690 });
692 $(this).append ("<div class=\"graph-buttons presets\">"
693 + "<div class=\"graph-button\" onClick=\"zoom_hour ('"+id+"');\">H</div>"
694 + "<div class=\"graph-button\" onClick=\"zoom_day ('"+id+"');\">D</div>"
695 + "<div class=\"graph-button\" onClick=\"zoom_week ('"+id+"');\">W</div>"
696 + "<div class=\"graph-button\" onClick=\"zoom_month ('"+id+"');\">M</div>"
697 + "<div class=\"graph-button\" onClick=\"zoom_year ('"+id+"');\">Y</div>"
698 + "<div class=\"graph-button\" onClick=\"zoom_reference ('"+id+"');\">!</div>"
699 + "</div>"
700 + "<div class=\"graph-buttons navigation\">"
701 + "<div class=\"graph-button\" onClick=\"zoom_earlier ('"+id+"');\">\u2190</div>"
702 + "<div class=\"graph-button\" onClick=\"zoom_out ('"+id+"');\">\u2212</div>"
703 + "<div class=\"graph-button\" onClick=\"zoom_in ('"+id+"');\">+</div>"
704 + "<div class=\"graph-button\" onClick=\"zoom_later ('"+id+"');\">\u2192</div>"
705 + "</div>"
706 );
707 });
709 graph_recalc_width ();
711 var i;
712 for (i = 0; i < c4.instances.length; i++)
713 {
714 json_graph_update (i);
715 }
716 });
718 /* vim: set sw=2 sts=2 et fdm=marker : */