tools/sheriffing/buildinfo.js

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 /** Information about a particular build. */
   6 function BuildInfo(json) {
   7   // Parse out the status message for the build.
   8   var statusText;
   9   if (json.currentStep) {
  10     statusText = 'running ' + json.currentStep.name;
  11   } else {
  12     statusText = json.text.join(' ');
  13   }
  14
  15   // Determine what state the build is in.
  16   var state;
  17   if (statusText.indexOf('exception') != -1) {
  18     state = 'exception';
  19   } else if (statusText.indexOf('running') != -1) {
  20     state = 'running';
  21   } else if (statusText.indexOf('successful') != -1) {
  22     state = 'success';
  23   } else if (statusText.indexOf('failed') != -1) {
  24     state = 'failed';
  25   } else if (statusText.indexOf('offline') != -1) {
  26     state = 'offline';
  27   } else if (statusText.indexOf('warnings') != -1) {
  28     state = 'warnings';
  29   } else {
  30     state = 'unknown';
  31   }
  32
  33   var failures = (state == 'failed') ? this.parseFailures(json) : null;
  34
  35   this.number = json.number;
  36   this.state = state;
  37   this.failures = failures;
  38   this.statusText = statusText;
  39   this.truncatedStatusText = truncateStatusText(statusText);
  40 }
  41
  42 /** Save data about failed tests to perform blamelist intersections. */
  43 BuildInfo.prototype.parseFailures = function(json) {
  44   var revisionRange = this.getRevisionRange(json);
  45   if (revisionRange == null) return null;
  46
  47   var failures = [];
  48   var botName = json.builderName;
  49   for (var i = 0; i < json.steps.length; ++i) {
  50     var step = json.steps[i];
  51     var binaryName = step.name;
  52     if (step.results[0] != 0) {  // Failed.
  53       for (var j = 0; j < step.logs.length; ++j) {
  54         var log = step.logs[j];
  55         if (log[0] == 'stdio')
  56           continue;
  57         var testName = log[0];
  58         failures.push([botName, binaryName, testName, revisionRange]);
  59       }
  60     }
  61   }
  62
  63   return failures;
  64 };
  65
  66 /**
  67  * Get the revisions involved in a build.  Sadly, this only works on Chromium's
  68  * main builders because downstream trees provide git revision SHA1s through
  69  * JSON instead of SVN numbers.
  70  */
  71 BuildInfo.prototype.getRevisionRange = function(json) {
  72   if (json.sourceStamp.changes.length == 0) {
  73     return null;
  74   }
  75
  76   var lowest = parseInt(json.sourceStamp.changes[0].revision, 10);
  77   var highest = parseInt(json.sourceStamp.changes[0].revision, 10);
  78   for (var i = 1; i < json.sourceStamp.changes.length; ++i) {
  79     var rev = parseInt(json.sourceStamp.changes[i].revision, 10);
  80     if (rev < lowest)
  81       lowest = rev;
  82     if (rev > highest)
  83       highest = rev;
  84   }
  85   return [lowest, highest];
  86 };
  87
  88 /** Creates HTML to display info about this build. */
  89 BuildInfo.prototype.createHtml = function(buildNumberCell,
  90                                           botUrl,
  91                                           showFullInfo) {
  92   var fullStatusText = 'Build ' + this.number + ':\n' + this.statusText;
  93   createBuildHtml(buildNumberCell,
  94                   botUrl + '/builds/' + this.number,
  95                   showFullInfo ? this.number : null,
  96                   fullStatusText,
  97                   showFullInfo ? this.truncatedStatusText : null,
  98                   this.state);
  99 };
 100
 101 /** Creates a table cell for a particular build number. */
 102 function createBuildHtml(cellElement,
 103                          url,
 104                          buildNumber,
 105                          fullStatusText,
 106                          truncatedStatusText,
 107                          buildState) {
 108   // Create a link to the build results.
 109   var linkElement = document.createElement('a');
 110   linkElement.href = url;
 111
 112   // Display either the build number (for the last completed build), or show the
 113   // status of the step.
 114   var buildIdentifierElement = document.createElement('span');
 115   if (buildNumber) {
 116     buildIdentifierElement.className = 'build-identifier';
 117     buildIdentifierElement.innerHTML = buildNumber;
 118   } else {
 119     buildIdentifierElement.className = 'build-letter';
 120     buildIdentifierElement.innerHTML = buildState.toUpperCase()[0];
 121   }
 122   linkElement.appendChild(buildIdentifierElement);
 123
 124   // Show the status of the build in truncated form so it doesn't take up the
 125   // whole screen.
 126   if (truncatedStatusText) {
 127     var statusElement = document.createElement('span');
 128     statusElement.className = 'build-status';
 129     statusElement.innerHTML = truncatedStatusText;
 130     linkElement.appendChild(statusElement);
 131   }
 132
 133   // Tack the cell onto the end of the row.
 134   cellElement.className = buildState;
 135   cellElement.title = fullStatusText;
 136   cellElement.appendChild(linkElement);
 137 }