src/third_party/WebKit/Tools/GardeningServer/scripts/builders.js

   1 /*
   2  * Copyright (C) 2011 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  23  * THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 var builders = builders || {};
  27
  28 (function() {
  29
  30 var kUpdateStepName = 'update';
  31 var kUpdateScriptsStepName = 'update_scripts';
  32 var kCompileStepName = 'compile';
  33 var kWebKitTestsStepNames = ['webkit_tests', 'layout-test'];
  34
  35 var kCrashedOrHungOutputMarker = 'crashed or hung';
  36
  37 function buildBotURL(platform)
  38 {
  39     return config.kPlatforms[platform].buildConsoleURL;
  40 }
  41
  42 function urlForBuildInfo(platform, builderName, buildNumber)
  43 {
  44     return buildBotURL(platform) + '/json/builders/' + encodeURIComponent(builderName) + '/builds/' + encodeURIComponent(buildNumber);
  45 }
  46
  47 function didFail(step)
  48 {
  49     if (kWebKitTestsStepNames.indexOf(step.name) != -1) {
  50         // run-webkit-tests fails to generate test coverage when it crashes or hangs.
  51         // FIXME: Do build.webkit.org bots output this marker when the tests fail to run?
  52         return step.text.indexOf(kCrashedOrHungOutputMarker) != -1;
  53     }
  54     // The first item in step.results is the success of the step:
  55     // 0 == pass, 1 == warning, 2 == fail
  56     return step.results[0] == 2;
  57 }
  58
  59 function failingSteps(buildInfo)
  60 {
  61     return buildInfo.steps.filter(didFail);
  62 }
  63
  64 function mostRecentCompletedBuildNumber(individualBuilderStatus)
  65 {
  66     if (!individualBuilderStatus)
  67         return null;
  68
  69     for (var i = individualBuilderStatus.cachedBuilds.length - 1; i >= 0; --i) {
  70         var buildNumber = individualBuilderStatus.cachedBuilds[i];
  71         if (individualBuilderStatus.currentBuilds.indexOf(buildNumber) == -1)
  72             return buildNumber;
  73     }
  74
  75     return null;
  76 }
  77
  78 var g_buildInfoCache = new base.AsynchronousCache(function(key, callback) {
  79     var explodedKey = key.split('\n');
  80     net.get(urlForBuildInfo(explodedKey[0], explodedKey[1], explodedKey[2]), callback);
  81 });
  82
  83 builders.clearBuildInfoCache = function()
  84 {
  85     g_buildInfoCache.clear();
  86 }
  87
  88 function fetchMostRecentBuildInfoByBuilder(platform, callback)
  89 {
  90     net.get(buildBotURL(platform) + '/json/builders', function(builderStatus) {
  91         var buildInfoByBuilder = {};
  92         var builderNames = Object.keys(builderStatus);
  93         var requestTracker = new base.RequestTracker(builderNames.length, callback, [buildInfoByBuilder]);
  94         builderNames.forEach(function(builderName) {
  95             if (!config.builderApplies(builderName)) {
  96                 requestTracker.requestComplete();
  97                 return;
  98             }
  99
 100             var buildNumber = mostRecentCompletedBuildNumber(builderStatus[builderName]);
 101             if (!buildNumber) {
 102                 buildInfoByBuilder[builderName] = null;
 103                 requestTracker.requestComplete();
 104                 return;
 105             }
 106
 107             g_buildInfoCache.get(platform + '\n' + builderName + '\n' + buildNumber, function(buildInfo) {
 108                 buildInfoByBuilder[builderName] = buildInfo;
 109                 requestTracker.requestComplete();
 110             });
 111         });
 112     });
 113 }
 114
 115 builders.buildersFailingNonLayoutTests = function(callback)
 116 {
 117     fetchMostRecentBuildInfoByBuilder(config.currentPlatform, function(buildInfoByBuilder) {
 118         var failureList = {};
 119         $.each(buildInfoByBuilder, function(builderName, buildInfo) {
 120             if (!buildInfo)
 121                 return;
 122             var failures = failingSteps(buildInfo);
 123             if (failures.length)
 124                 failureList[builderName] = failures.map(function(failure) { return failure.name; });
 125         });
 126         callback(failureList);
 127     });
 128 };
 129
 130 builders.mostRecentBuildForBuilder = function(platform, builderName, callback) {
 131     net.get(buildBotURL(platform) + '/json/builders/' + builderName, function(builderStatus) {
 132         var cachedBuilds = builderStatus.cachedBuilds;
 133         var mostRecentBuild = Math.max.apply(Math, cachedBuilds);
 134         callback(mostRecentBuild);
 135     });
 136 };
 137
 138 })();