www/manager/Utils.js

   1 Ext.ns('PVE');
   2
   3 // avoid errors when running without development tools
   4 if (!Ext.isDefined(Ext.global.console)) {
   5     var console = {
   6         dir: function() {},
   7         log: function() {}
   8     };
   9 }
  10 console.log("Starting PVE Manager");
  11
  12 Ext.Ajax.defaultHeaders = {
  13     'Accept': 'application/json'
  14 };
  15
  16 // do not send '_dc' parameter
  17 Ext.Ajax.disableCaching = false;
  18
  19 Ext.Ajax.on('beforerequest', function(conn, options) {
  20     if (PVE.CSRFPreventionToken) {
  21         if (!options.headers) {
  22             options.headers = {};
  23         }
  24         options.headers.CSRFPreventionToken = PVE.CSRFPreventionToken;
  25     }
  26 });
  27
  28 // custom Vtypes
  29 Ext.apply(Ext.form.field.VTypes, {
  30     IPAddress:  function(v) {
  31         return (/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/).test(v);
  32     },
  33     IPAddressText:  gettext('Example') + ': 192.168.1.1',
  34     IPAddressMask: /[\d\.]/i,
  35
  36     MacAddress: function(v) {
  37         return (/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/).test(v);
  38     },
  39     MacAddressMask: /[a-fA-F0-9:]/,
  40     MacAddressText: gettext('Example') + ': 01:23:45:67:89:ab',
  41
  42     BridgeName: function(v) {
  43         return (/^vmbr\d{1,4}$/).test(v);
  44     },
  45     BridgeNameText: gettext('Format') + ': vmbr<b>N</b>, where 0 <= <b>N</b> <= 9999',
  46
  47     BondName: function(v) {
  48         return (/^bond\d{1,4}$/).test(v);
  49     },
  50     BondNameText: gettext('Format') + ': bond<b>N</b>, where 0 <= <b>N</b> <= 9999',
  51
  52     QemuStartDate: function(v) {
  53         return (/^(now|\d{4}-\d{1,2}-\d{1,2}(T\d{1,2}:\d{1,2}:\d{1,2})?)$/).test(v);
  54     },
  55     QemuStartDateText: gettext('Format') + ': "now" or "2006-06-17T16:01:21" or "2006-06-17"',
  56
  57     StorageId:  function(v) {
  58         return (/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i).test(v);
  59     },
  60     StorageIdText: gettext("Allowed characters") + ": 'a-z', '0-9', '-', '_', '.'",
  61
  62     HttpProxy:  function(v) {
  63         return (/^http:\/\/.*$/).test(v);
  64     },
  65     HttpProxyText: gettext('Example') + ": http://username:password&#64;host:port/",
  66
  67     DnsName: function(v) {
  68         return (/^(([a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])?)\.)*([A-Za-z0-9]([A-Za-z0-9\-]*[A-Za-z0-9])?)$/).test(v);
  69     },
  70     DnsNameText: gettext('This is not a valid DNS name')
  71 });
  72
  73 // we dont want that a displayfield set the form dirty flag!
  74 Ext.override(Ext.form.field.Display, {
  75     isDirty: function() { return false; }
  76 });
  77
  78 // hack: ExtJS does not display the correct value if we
  79 // call setValue while the store is loading, so we need
  80 // to call it again after loading
  81 Ext.override(Ext.form.field.ComboBox, {
  82     onLoad: function() {
  83         this.setValue(this.value, false);
  84         this.callOverridden(arguments);
  85     }
  86 });
  87
  88 Ext.define('PVE.Utils', { statics: {
  89
  90     // this class only contains static functions
  91
  92     log_severity_hash: {
  93         0: "panic",
  94         1: "alert",
  95         2: "critical",
  96         3: "error",
  97         4: "warning",
  98         5: "notice",
  99         6: "info",
 100         7: "debug"
 101     },
 102
 103     support_level_hash: {
 104         'c': gettext('Community'),
 105         'b': gettext('Basic'),
 106         's': gettext('Standard'),
 107         'p': gettext('Premium')
 108     },
 109
 110     kvm_ostypes: {
 111         other: gettext('Other OS types'),
 112         wxp: 'Microsoft Windows XP/2003',
 113         w2k: 'Microsoft Windows 2000',
 114         w2k8: 'Microsoft Windows Vista/2008',
 115         win7: 'Microsoft Windows 7/2008r2',
 116         win8: 'Microsoft Windows 8/2012',
 117         l24: 'Linux 2.4 Kernel',
 118         l26: 'Linux 3.X/2.6 Kernel'
 119     },
 120
 121     render_kvm_ostype: function (value) {
 122         if (!value) {
 123             return gettext('Other OS types');
 124         }
 125         var text = PVE.Utils.kvm_ostypes[value];
 126         if (text) {
 127             return text + ' (' + value + ')';
 128         }
 129         return value;
 130     },
 131
 132     render_scsihw: function(value) {
 133         if (!value) {
 134             return PVE.Utils.defaultText + ' (lsi)';
 135         } else if (value === 'lsi') {
 136             return 'LSI 53C895A';
 137         } else if (value === 'megasas') {
 138             return 'MegaRAID SAS 8708EM2';
 139         } else if (value === 'virtio-scsi-pci') {
 140             return 'VIRTIO';
 141         } else {
 142             return value;
 143         }
 144     },
 145
 146     // fixme: auto-generate this
 147     // for now, please keep in sync with PVE::Tools::kvmkeymaps
 148     kvm_keymaps: {
 149         //ar: 'Arabic',
 150         da: 'Danish',
 151         de: 'German',
 152         'de-ch': 'German (Swiss)',
 153         'en-gb': 'English (UK)',
 154         'en-us': 'English (USA',
 155         es: 'Spanish',
 156         //et: 'Estonia',
 157         fi: 'Finnish',
 158         //fo: 'Faroe Islands',
 159         fr: 'French',
 160         'fr-be': 'French (Belgium)',
 161         'fr-ca': 'French (Canada)',
 162         'fr-ch': 'French (Swiss)',
 163         //hr: 'Croatia',
 164         hu: 'Hungarian',
 165         is: 'Icelandic',
 166         it: 'Italian',
 167         ja: 'Japanese',
 168         lt: 'Lithuanian',
 169         //lv: 'Latvian',
 170         mk: 'Macedonian',
 171         nl: 'Dutch',
 172         //'nl-be': 'Dutch (Belgium)',
 173         no: 'Norwegian',
 174         pl: 'Polish',
 175         pt: 'Portuguese',
 176         'pt-br': 'Portuguese (Brazil)',
 177         //ru: 'Russian',
 178         sl: 'Slovenian',
 179         sv: 'Swedish',
 180         //th: 'Thai',
 181         tr: 'Turkish'
 182     },
 183
 184     kvm_vga_drivers: {
 185         std: 'Standard VGA',
 186         vmware: 'VMWare compatible',
 187         cirrus: 'Cirrus Logic GD5446'
 188     },
 189
 190     render_kvm_language: function (value) {
 191         if (!value) {
 192             return PVE.Utils.defaultText;
 193         }
 194         var text = PVE.Utils.kvm_keymaps[value];
 195         if (text) {
 196             return text + ' (' + value + ')';
 197         }
 198         return value;
 199     },
 200
 201     kvm_keymap_array: function() {
 202         var data = [['', PVE.Utils.render_kvm_language('')]];
 203         Ext.Object.each(PVE.Utils.kvm_keymaps, function(key, value) {
 204             data.push([key, PVE.Utils.render_kvm_language(value)]);
 205         });
 206
 207         return data;
 208     },
 209
 210     language_map: {
 211         zh_CN: 'Chinese',
 212         ca: 'Catalan',
 213         ja: 'Japanese',
 214         en: 'English',
 215         da: 'Danish',
 216         de: 'German',
 217         es: 'Spanish',
 218         fr: 'French',
 219         it: 'Italian',
 220         ru: 'Russian',
 221         sl: 'Slovenian',
 222         sv: 'Swedish',
 223         pl: 'Polish',
 224         tr: 'Turkish'
 225     },
 226
 227     render_language: function (value) {
 228         if (!value) {
 229             return PVE.Utils.defaultText + ' (English)';
 230         }
 231         var text = PVE.Utils.language_map[value];
 232         if (text) {
 233             return text + ' (' + value + ')';
 234         }
 235         return value;
 236     },
 237
 238     language_array: function() {
 239         var data = [['', PVE.Utils.render_language('')]];
 240         Ext.Object.each(PVE.Utils.language_map, function(key, value) {
 241             data.push([key, PVE.Utils.render_language(value)]);
 242         });
 243
 244         return data;
 245     },
 246
 247     render_kvm_vga_driver: function (value) {
 248         if (!value) {
 249             return PVE.Utils.defaultText;
 250         }
 251         var text = PVE.Utils.kvm_vga_drivers[value];
 252         if (text) {
 253             return text + ' (' + value + ')';
 254         }
 255         return value;
 256     },
 257
 258     kvm_vga_driver_array: function() {
 259         var data = [['', PVE.Utils.render_kvm_vga_driver('')]];
 260         Ext.Object.each(PVE.Utils.kvm_vga_drivers, function(key, value) {
 261             data.push([key, PVE.Utils.render_kvm_vga_driver(value)]);
 262         });
 263
 264         return data;
 265     },
 266
 267     render_kvm_startup: function(value) {
 268         var startup = PVE.Parser.parseStartup(value);
 269
 270         var res = 'order=';
 271         if (startup.order === undefined) {
 272             res += 'any';
 273         } else {
 274             res += startup.order;
 275         }
 276         if (startup.up !== undefined) {
 277             res += ',up=' + startup.up;
 278         }
 279         if (startup.down !== undefined) {
 280             res += ',down=' + startup.down;
 281         }
 282
 283         return res;
 284     },
 285
 286     authOK: function() {
 287         return Ext.util.Cookies.get('PVEAuthCookie');
 288     },
 289
 290     authClear: function() {
 291         Ext.util.Cookies.clear("PVEAuthCookie");
 292     },
 293
 294     // fixme: remove - not needed?
 295     gridLineHeigh: function() {
 296         return 21;
 297
 298         //if (Ext.isGecko)
 299         //return 23;
 300         //return 21;
 301     },
 302
 303     extractRequestError: function(result, verbose) {
 304         var msg = gettext('Successful');
 305
 306         if (!result.success) {
 307             msg = gettext("Unknown error");
 308             if (result.message) {
 309                 msg = result.message;
 310                 if (result.status) {
 311                     msg += ' (' + result.status + ')';
 312                 }
 313             }
 314             if (verbose && Ext.isObject(result.errors)) {
 315                 msg += "<br>";
 316                 Ext.Object.each(result.errors, function(prop, desc) {
 317                     msg += "<br><b>" + Ext.htmlEncode(prop) + "</b>: " +
 318                         Ext.htmlEncode(desc);
 319                 });
 320             }
 321         }
 322
 323         return msg;
 324     },
 325
 326     extractFormActionError: function(action) {
 327         var msg;
 328         switch (action.failureType) {
 329         case Ext.form.action.Action.CLIENT_INVALID:
 330             msg = gettext('Form fields may not be submitted with invalid values');
 331             break;
 332         case Ext.form.action.Action.CONNECT_FAILURE:
 333             msg = gettext('Connection error');
 334             var resp = action.response;
 335             if (resp.status && resp.statusText) {
 336                 msg += " " + resp.status + ": " + resp.statusText;
 337             }
 338             break;
 339         case Ext.form.action.Action.LOAD_FAILURE:
 340         case Ext.form.action.Action.SERVER_INVALID:
 341             msg = PVE.Utils.extractRequestError(action.result, true);
 342             break;
 343         }
 344         return msg;
 345     },
 346
 347     // Ext.Ajax.request
 348     API2Request: function(reqOpts) {
 349
 350         var newopts = Ext.apply({
 351             waitMsg: gettext('Please wait...')
 352         }, reqOpts);
 353
 354         if (!newopts.url.match(/^\/api2/)) {
 355             newopts.url = '/api2/extjs' + newopts.url;
 356         }
 357         delete newopts.callback;
 358
 359         var createWrapper = function(successFn, callbackFn, failureFn) {
 360             Ext.apply(newopts, {
 361                 success: function(response, options) {
 362                     if (options.waitMsgTarget) {
 363                         options.waitMsgTarget.setLoading(false);
 364                     }
 365                     var result = Ext.decode(response.responseText);
 366                     response.result = result;
 367                     if (!result.success) {
 368                         response.htmlStatus = PVE.Utils.extractRequestError(result, true);
 369                         Ext.callback(callbackFn, options.scope, [options, false, response]);
 370                         Ext.callback(failureFn, options.scope, [response, options]);
 371                         return;
 372                     }
 373                     Ext.callback(callbackFn, options.scope, [options, true, response]);
 374                     Ext.callback(successFn, options.scope, [response, options]);
 375                 },
 376                 failure: function(response, options) {
 377                     if (options.waitMsgTarget) {
 378                         options.waitMsgTarget.setLoading(false);
 379                     }
 380                     response.result = {};
 381                     try {
 382                         response.result = Ext.decode(response.responseText);
 383                     } catch(e) {}
 384                     var msg = gettext('Connection error') + ' - server offline?';
 385                     if (response.aborted) {
 386                         msg = gettext('Connection error') + ' - aborted.';
 387                     } else if (response.timedout) {
 388                         msg = gettext('Connection error') + ' - Timeout.';
 389                     } else if (response.status && response.statusText) {
 390                         msg = gettext('Connection error') + ' ' + response.status + ': ' + response.statusText;
 391                     }
 392                     response.htmlStatus = msg;
 393                     Ext.callback(callbackFn, options.scope, [options, false, response]);
 394                     Ext.callback(failureFn, options.scope, [response, options]);
 395                 }
 396             });
 397         };
 398
 399         createWrapper(reqOpts.success, reqOpts.callback, reqOpts.failure);
 400
 401         var target = newopts.waitMsgTarget;
 402         if (target) {
 403             // Note: ExtJS bug - this does not work when component is not rendered
 404             target.setLoading(newopts.waitMsg);
 405         }
 406         Ext.Ajax.request(newopts);
 407     },
 408
 409     assemble_field_data: function(values, data) {
 410         if (Ext.isObject(data)) {
 411             Ext.Object.each(data, function(name, val) {
 412                 if (values.hasOwnProperty(name)) {
 413                     var bucket = values[name];
 414                     if (!Ext.isArray(bucket)) {
 415                         bucket = values[name] = [bucket];
 416                     }
 417                     if (Ext.isArray(val)) {
 418                         values[name] = bucket.concat(val);
 419                     } else {
 420                         bucket.push(val);
 421                     }
 422                 } else {
 423                     values[name] = val;
 424                 }
 425             });
 426         }
 427     },
 428
 429     task_desc_table: {
 430         vncproxy: [ 'VM/CT', gettext('Console') ],
 431         vncshell: [ '', gettext('Shell') ],
 432         qmsnapshot: [ 'VM', gettext('Snapshot') ],
 433         qmrollback: [ 'VM', gettext('Rollback') ],
 434         qmdelsnapshot: [ 'VM', gettext('Delete Snapshot') ],
 435         qmcreate: [ 'VM', gettext('Create') ],
 436         qmrestore: [ 'VM', gettext('Restore') ],
 437         qmdestroy: [ 'VM', gettext('Destroy') ],
 438         qmigrate: [ 'VM', gettext('Migrate') ],
 439         qmstart: [ 'VM', gettext('Start') ],
 440         qmstop: [ 'VM', gettext('Stop') ],
 441         qmreset: [ 'VM', gettext('Reset') ],
 442         qmshutdown: [ 'VM', gettext('Shutdown') ],
 443         qmsuspend: [ 'VM', gettext('Suspend') ],
 444         qmresume: [ 'VM', gettext('Resume') ],
 445         vzcreate: ['CT', gettext('Create') ],
 446         vzrestore: ['CT', gettext('Restore') ],
 447         vzdestroy: ['CT', gettext('Destroy') ],
 448         vzmigrate: [ 'CT', gettext('Migrate') ],
 449         vzstart: ['CT', gettext('Start') ],
 450         vzstop: ['CT', gettext('Stop') ],
 451         vzmount: ['CT', gettext('Mount') ],
 452         vzumount: ['CT', gettext('Unmount') ],
 453         vzshutdown: ['CT', gettext('Shutdown') ],
 454         hamigrate: [ 'HA', gettext('Migrate') ],
 455         hastart: [ 'HA', gettext('Start') ],
 456         hastop: [ 'HA', gettext('Stop') ],
 457         srvstart: ['SRV', gettext('Start') ],
 458         srvstop: ['SRV', gettext('Stop') ],
 459         srvrestart: ['SRV', gettext('Restart') ],
 460         srvreload: ['SRV', gettext('Reload') ],
 461         imgcopy: ['', gettext('Copy data') ],
 462         imgdel: ['', gettext('Erase data') ],
 463         download: ['', gettext('Download') ],
 464         vzdump: ['', gettext('Backup') ],
 465         startall: [ '', gettext('Start all VMs and Containers') ],
 466         stopall: [ '', gettext('Stop all VMs and Containers') ]
 467     },
 468
 469     format_task_description: function(type, id) {
 470         var farray = PVE.Utils.task_desc_table[type];
 471         if (!farray) {
 472             return type;
 473         }
 474         var prefix = farray[0];
 475         var text = farray[1];
 476         if (prefix) {
 477             return prefix + ' ' + id + ' - ' + text;
 478         }
 479         return text;
 480     },
 481
 482     parse_task_upid: function(upid) {
 483         var task = {};
 484
 485         var res = upid.match(/^UPID:(\S+):([0-9A-Fa-f]{8}):([0-9A-Fa-f]{8}):([0-9A-Fa-f]{8}):([^:\s]+):([^:\s]*):([^:\s]+):$/);
 486         if (!res) {
 487             throw "unable to parse upid '" + upid + "'";
 488         }
 489         task.node = res[1];
 490         task.pid = parseInt(res[2], 16);
 491         task.pstart = parseInt(res[3], 16);
 492         task.starttime = parseInt(res[4], 16);
 493         task.type = res[5];
 494         task.id = res[6];
 495         task.user = res[7];
 496
 497         task.desc = PVE.Utils.format_task_description(task.type, task.id);
 498
 499         return task;
 500     },
 501
 502     format_size: function(size) {
 503         /*jslint confusion: true */
 504
 505         if (size < 1024) {
 506             return size;
 507         }
 508
 509         var kb = size / 1024;
 510
 511         if (kb < 1024) {
 512             return kb.toFixed(0) + "KB";
 513         }
 514
 515         var mb = size / (1024*1024);
 516
 517         if (mb < 1024) {
 518             return mb.toFixed(0) + "MB";
 519         }
 520
 521         var gb = mb / 1024;
 522
 523         if (gb < 1024) {
 524             return gb.toFixed(2) + "GB";
 525         }
 526
 527         var tb =  gb / 1024;
 528
 529         return tb.toFixed(2) + "TB";
 530
 531     },
 532
 533     format_html_bar: function(per, text) {
 534
 535         return "<div class='pve-bar-wrap'>" + text + "<div class='pve-bar-border'>" +
 536             "<div class='pve-bar-inner' style='width:" + per + "%;'></div>" +
 537             "</div></div>";
 538
 539     },
 540
 541     format_cpu_bar: function(per1, per2, text) {
 542
 543         return "<div class='pve-bar-border'>" +
 544             "<div class='pve-bar-inner' style='width:" + per1 + "%;'></div>" +
 545             "<div class='pve-bar-inner2' style='width:" + per2 + "%;'></div>" +
 546             "<div class='pve-bar-text'>" + text + "</div>" +
 547             "</div>";
 548     },
 549
 550     format_large_bar: function(per, text) {
 551
 552         if (!text) {
 553             text = per.toFixed(1) + "%";
 554         }
 555
 556         return "<div class='pve-largebar-border'>" +
 557             "<div class='pve-largebar-inner' style='width:" + per + "%;'></div>" +
 558             "<div class='pve-largebar-text'>" + text + "</div>" +
 559             "</div>";
 560     },
 561
 562     format_duration_long: function(ut) {
 563
 564         var days = Math.floor(ut / 86400);
 565         ut -= days*86400;
 566         var hours = Math.floor(ut / 3600);
 567         ut -= hours*3600;
 568         var mins = Math.floor(ut / 60);
 569         ut -= mins*60;
 570
 571         var hours_str = '00' + hours.toString();
 572         hours_str = hours_str.substr(hours_str.length - 2);
 573         var mins_str = "00" + mins.toString();
 574         mins_str = mins_str.substr(mins_str.length - 2);
 575         var ut_str = "00" + ut.toString();
 576         ut_str = ut_str.substr(ut_str.length - 2);
 577
 578         if (days) {
 579             var ds = days > 1 ? PVE.Utils.daysText : PVE.Utils.dayText;
 580             return days.toString() + ' ' + ds + ' ' +
 581                 hours_str + ':' + mins_str + ':' + ut_str;
 582         } else {
 583             return hours_str + ':' + mins_str + ':' + ut_str;
 584         }
 585     },
 586
 587     format_duration_short: function(ut) {
 588
 589         if (ut < 60) {
 590             return ut.toString() + 's';
 591         }
 592
 593         if (ut < 3600) {
 594             var mins = ut / 60;
 595             return mins.toFixed(0) + 'm';
 596         }
 597
 598         if (ut < 86400) {
 599             var hours = ut / 3600;
 600             return hours.toFixed(0) + 'h';
 601         }
 602
 603         var days = ut / 86400;
 604         return days.toFixed(0) + 'd';
 605     },
 606
 607     yesText: gettext('Yes'),
 608     noText: gettext('No'),
 609     errorText: gettext('Error'),
 610     unknownText: gettext('Unknown'),
 611     defaultText: gettext('Default'),
 612     daysText: gettext('days'),
 613     dayText: gettext('day'),
 614     runningText: gettext('running'),
 615     stoppedText: gettext('stopped'),
 616     neverText: gettext('never'),
 617
 618     format_expire: function(date) {
 619         if (!date) {
 620             return PVE.Utils.neverText;
 621         }
 622         return Ext.Date.format(date, "Y-m-d");
 623     },
 624
 625     format_storage_type: function(value) {
 626         if (value === 'dir') {
 627             return 'Directory';
 628         } else if (value === 'nfs') {
 629             return 'NFS';
 630         } else if (value === 'lvm') {
 631             return 'LVM';
 632         } else if (value === 'iscsi') {
 633             return 'iSCSI';
 634         } else if (value === 'rbd') {
 635             return 'RBD';
 636         } else if (value === 'sheepdog') {
 637             return 'Sheepdog';
 638         } else if (value === 'nexenta') {
 639             return 'Nexenta';
 640         } else if (value === 'iscsidirect') {
 641             return 'iSCSIDirect';
 642         } else {
 643             return PVE.Utils.unknownText;
 644         }
 645     },
 646
 647     format_boolean_with_default: function(value) {
 648         if (Ext.isDefined(value) && value !== '') {
 649             return value ? PVE.Utils.yesText : PVE.Utils.noText;
 650         }
 651         return PVE.Utils.defaultText;
 652     },
 653
 654     format_boolean: function(value) {
 655         return value ? PVE.Utils.yesText : PVE.Utils.noText;
 656     },
 657
 658     format_neg_boolean: function(value) {
 659         return !value ? PVE.Utils.yesText : PVE.Utils.noText;
 660     },
 661
 662     format_content_types: function(value) {
 663         var cta = [];
 664
 665         Ext.each(value.split(',').sort(), function(ct) {
 666             if (ct === 'images') {
 667                 cta.push('Images');
 668             } else if (ct === 'backup') {
 669                 cta.push('Backups');
 670             } else if (ct === 'vztmpl') {
 671                 cta.push('Templates');
 672             } else if (ct === 'iso') {
 673                 cta.push('ISO');
 674             } else if (ct === 'rootdir') {
 675                 cta.push('Containers');
 676             }
 677         });
 678
 679         return cta.join(', ');
 680     },
 681
 682     render_storage_content: function(value, metaData, record) {
 683         var data = record.data;
 684         if (Ext.isNumber(data.channel) &&
 685             Ext.isNumber(data.id) &&
 686             Ext.isNumber(data.lun)) {
 687             return "CH " +
 688                 Ext.String.leftPad(data.channel,2, '0') +
 689                 " ID " + data.id + " LUN " + data.lun;
 690         }
 691         return data.volid.replace(/^.*:(.*\/)?/,'');
 692     },
 693
 694     render_serverity: function (value) {
 695         return PVE.Utils.log_severity_hash[value] || value;
 696     },
 697
 698     render_cpu: function(value, metaData, record, rowIndex, colIndex, store) {
 699
 700         if (!(record.data.uptime && Ext.isNumeric(value))) {
 701             return '';
 702         }
 703
 704         var maxcpu = record.data.maxcpu || 1;
 705
 706         if (!Ext.isNumeric(maxcpu) && (maxcpu >= 1)) {
 707             return '';
 708         }
 709
 710         var per = value * 100;
 711
 712         return per.toFixed(1) + '% of ' + maxcpu.toString() + (maxcpu > 1 ? 'CPUs' : 'CPU');
 713     },
 714
 715     render_size: function(value, metaData, record, rowIndex, colIndex, store) {
 716         /*jslint confusion: true */
 717
 718         if (!Ext.isNumeric(value)) {
 719             return '';
 720         }
 721
 722         return PVE.Utils.format_size(value);
 723     },
 724
 725     render_timestamp: function(value, metaData, record, rowIndex, colIndex, store) {
 726         var servertime = new Date(value * 1000);
 727         return Ext.Date.format(servertime, 'Y-m-d H:i:s');
 728     },
 729
 730     render_mem_usage: function(value, metaData, record, rowIndex, colIndex, store) {
 731
 732         var mem = value;
 733         var maxmem = record.data.maxmem;
 734
 735         if (!record.data.uptime) {
 736             return '';
 737         }
 738
 739         if (!(Ext.isNumeric(mem) && maxmem)) {
 740             return '';
 741         }
 742
 743         var per = (mem * 100) / maxmem;
 744
 745         return per.toFixed(1) + '%';
 746     },
 747
 748     render_disk_usage: function(value, metaData, record, rowIndex, colIndex, store) {
 749
 750         var disk = value;
 751         var maxdisk = record.data.maxdisk;
 752
 753         if (!(Ext.isNumeric(disk) && maxdisk)) {
 754             return '';
 755         }
 756
 757         var per = (disk * 100) / maxdisk;
 758
 759         return per.toFixed(1) + '%';
 760     },
 761
 762     render_resource_type: function(value, metaData, record, rowIndex, colIndex, store) {
 763
 764         var cls = 'pve-itype-icon-' + value;
 765
 766         if (record.data.running) {
 767             metaData.tdCls = cls + "-running";
 768         } else {
 769             metaData.tdCls = cls;
 770         }
 771
 772         return value;
 773     },
 774
 775     render_uptime: function(value, metaData, record, rowIndex, colIndex, store) {
 776
 777         var uptime = value;
 778
 779         if (uptime === undefined) {
 780             return '';
 781         }
 782
 783         if (uptime <= 0) {
 784             return '-';
 785         }
 786
 787         return PVE.Utils.format_duration_long(uptime);
 788     },
 789
 790     render_support_level: function(value, metaData, record) {
 791         return PVE.Utils.support_level_hash[value] || '-';
 792     },
 793
 794     render_upid: function(value, metaData, record) {
 795         var type = record.data.type;
 796         var id = record.data.id;
 797
 798         return PVE.Utils.format_task_description(type, id);
 799     },
 800
 801     dialog_title: function(subject, create, isAdd) {
 802         if (create) {
 803             if (isAdd) {
 804                 return gettext('Add') + ': ' + subject;
 805             } else {
 806                 return gettext('Create') + ': ' + subject;
 807             }
 808         } else {
 809             return gettext('Edit') + ': ' + subject;
 810         }
 811     },
 812
 813     openConoleWindow: function(vmtype, vmid, nodename, vmname) {
 814         var url = Ext.urlEncode({
 815             console: vmtype, // kvm, openvz or shell
 816             vmid: vmid,
 817             vmname: vmname,
 818             node: nodename
 819         });
 820         var nw = window.open("?" + url, '_blank',
 821                              "innerWidth=745,innerheight=427");
 822         nw.focus();
 823     },
 824
 825     // comp.setLoading() is buggy in ExtJS 4.0.7, so we
 826     // use el.mask() instead
 827     setErrorMask: function(comp, msg) {
 828         var el = comp.el;
 829         if (!el) {
 830             return;
 831         }
 832         if (!msg) {
 833             el.unmask();
 834         } else {
 835             if (msg === true) {
 836                 el.mask(gettext("Loading..."));
 837             } else {
 838                 el.mask(msg);
 839             }
 840         }
 841     },
 842
 843     monStoreErrors: function(me, store) {
 844         me.mon(store, 'beforeload', function(s, operation, eOpts) {
 845             if (!me.loadCount) {
 846                 me.loadCount = 0; // make sure it is numeric
 847                 PVE.Utils.setErrorMask(me, true);
 848             }
 849         });
 850
 851         // only works with 'pve' proxy
 852         me.mon(store.proxy, 'afterload', function(proxy, request, success) {
 853             me.loadCount++;
 854
 855             if (success) {
 856                 PVE.Utils.setErrorMask(me, false);
 857                 return;
 858             }
 859
 860             var msg;
 861             var operation = request.operation;
 862             var error = operation.getError();
 863             if (error.statusText) {
 864                 msg = error.statusText + ' (' + error.status + ')';
 865             } else {
 866                 msg = gettext('Connection error');
 867             }
 868             PVE.Utils.setErrorMask(me, msg);
 869         });
 870     }
 871
 872 }});
 873