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Components Initialize and Terminate

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This commit is contained in:
Stephan
2019-01-07 09:30:47 +01:00
parent 4fa43abe23
commit 84f6239c98
23 changed files with 340 additions and 119 deletions
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39
src/Umbraco.Web/Search/ExamineComponent.cs
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@@ -26,7 +26,7 @@ namespace Umbraco.Web.Search
{
private readonly IExamineManager _examineManager;
private readonly IContentValueSetBuilder _contentValueSetBuilder;
public IPublishedContentValueSetBuilder _publishedContentValueSetBuilder;
private readonly IPublishedContentValueSetBuilder _publishedContentValueSetBuilder;
private readonly IValueSetBuilder<IMedia> _mediaValueSetBuilder;
private readonly IValueSetBuilder<IMember> _memberValueSetBuilder;
private static bool _disableExamineIndexing = false;
@@ -36,6 +36,10 @@ namespace Umbraco.Web.Search
private readonly ServiceContext _services;
private static BackgroundTaskRunner<IBackgroundTask> _rebuildOnStartupRunner;
private static readonly object RebuildLocker = new object();
private readonly IMainDom _mainDom;
private readonly IProfilingLogger _logger;
private readonly IUmbracoIndexesCreator _indexCreator;
private readonly IndexRebuilder _indexRebuilder;
// the default enlist priority is 100
// enlist with a lower priority to ensure that anything "default" runs after us
@@ -59,6 +63,14 @@ namespace Umbraco.Web.Search
_mediaValueSetBuilder = mediaValueSetBuilder;
_memberValueSetBuilder = memberValueSetBuilder;
_mainDom = mainDom;
_logger = profilingLogger;
_indexCreator = indexCreator;
_indexRebuilder = indexRebuilder;
}
public void Initialize()
{
//we want to tell examine to use a different fs lock instead of the default NativeFSFileLock which could cause problems if the appdomain
//terminates and in some rare cases would only allow unlocking of the file if IIS is forcefully terminated. Instead we'll rely on the simplefslock
//which simply checks the existence of the lock file
@@ -69,9 +81,9 @@ namespace Umbraco.Web.Search
};
//let's deal with shutting down Examine with MainDom
var examineShutdownRegistered = mainDom.Register(() =>
var examineShutdownRegistered = _mainDom.Register(() =>
{
using (profilingLogger.TraceDuration<ExamineComponent>("Examine shutting down"))
using (_logger.TraceDuration<ExamineComponent>("Examine shutting down"))
{
_examineManager.Dispose();
}
@@ -79,23 +91,23 @@ namespace Umbraco.Web.Search
if (!examineShutdownRegistered)
{
profilingLogger.Debug<ExamineComponent>("Examine shutdown not registered, this appdomain is not the MainDom, Examine will be disabled");
_logger.Debug<ExamineComponent>("Examine shutdown not registered, this appdomain is not the MainDom, Examine will be disabled");
//if we could not register the shutdown examine ourselves, it means we are not maindom! in this case all of examine should be disabled!
Suspendable.ExamineEvents.SuspendIndexers(profilingLogger);
Suspendable.ExamineEvents.SuspendIndexers(_logger);
_disableExamineIndexing = true;
return; //exit, do not continue
}
//create the indexes and register them with the manager
foreach(var index in indexCreator.Create())
foreach(var index in _indexCreator.Create())
_examineManager.AddIndex(index);
profilingLogger.Debug<ExamineComponent>("Examine shutdown registered with MainDom");
_logger.Debug<ExamineComponent>("Examine shutdown registered with MainDom");
var registeredIndexers = examineManager.Indexes.OfType<IUmbracoIndex>().Count(x => x.EnableDefaultEventHandler);
var registeredIndexers = _examineManager.Indexes.OfType<IUmbracoIndex>().Count(x => x.EnableDefaultEventHandler);
profilingLogger.Info<ExamineComponent>("Adding examine event handlers for {RegisteredIndexers} index providers.", registeredIndexers);
_logger.Info<ExamineComponent>("Adding examine event handlers for {RegisteredIndexers} index providers.", registeredIndexers);
// don't bind event handlers if we're not suppose to listen
if (registeredIndexers == 0)
@@ -108,12 +120,15 @@ namespace Umbraco.Web.Search
MediaCacheRefresher.CacheUpdated += MediaCacheRefresherUpdated;
MemberCacheRefresher.CacheUpdated += MemberCacheRefresherUpdated;
EnsureUnlocked(profilingLogger, examineManager);
EnsureUnlocked(_logger, _examineManager);
//TODO: Instead of waiting 5000 ms, we could add an event handler on to fulfilling the first request, then start?
RebuildIndexes(indexRebuilder, profilingLogger, true, 5000);
RebuildIndexes(_indexRebuilder, _logger, true, 5000);
}
public void Terminate()
{ }
/// <summary>
/// Called to rebuild empty indexes on startup
/// </summary>
@@ -146,8 +161,6 @@ namespace Umbraco.Web.Search
}
}
/// <summary>
/// Must be called to each index is unlocked before any indexing occurs
/// </summary>