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Merge pull request #1259 from MediaBrowser/master

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merge from master
This commit is contained in:
Luke
2015-11-12 13:45:33 -05:00
parent 9e4e443253 b5a7483fcc
commit 5571bc98f3
4 changed files with 14 additions and 56 deletions
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54
MediaBrowser.Common.Implementations/HttpClientManager/HttpClientManager.cs
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@@ -186,20 +186,6 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
}
}
/// <summary>
/// The _semaphoreLocks
/// </summary>
private readonly ConcurrentDictionary<string, SemaphoreSlim> _semaphoreLocks = new ConcurrentDictionary<string, SemaphoreSlim>(StringComparer.OrdinalIgnoreCase);
/// <summary>
/// Gets the lock.
/// </summary>
/// <param name="url">The filename.</param>
/// <returns>System.Object.</returns>
private SemaphoreSlim GetLock(string url)
{
return _semaphoreLocks.GetOrAdd(url, key => new SemaphoreSlim(1, 1));
}
/// <summary>
/// Gets the response internal.
/// </summary>
@@ -270,7 +256,7 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
var url = options.Url;
var urlHash = url.ToLower().GetMD5().ToString("N");
var responseCachePath = Path.Combine(_appPaths.CachePath, "httpclient", urlHash);
response = await GetCachedResponse(responseCachePath, options.CacheLength, url).ConfigureAwait(false);
@@ -279,31 +265,14 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
return response;
}
var semaphore = GetLock(url);
response = await SendAsyncInternal(options, httpMethod).ConfigureAwait(false);
await semaphore.WaitAsync(options.CancellationToken).ConfigureAwait(false);
try
if (response.StatusCode == HttpStatusCode.OK)
{
response = await GetCachedResponse(responseCachePath, options.CacheLength, url).ConfigureAwait(false);
if (response != null)
{
return response;
}
response = await SendAsyncInternal(options, httpMethod).ConfigureAwait(false);
if (response.StatusCode == HttpStatusCode.OK)
{
await CacheResponse(response, responseCachePath).ConfigureAwait(false);
}
return response;
}
finally
{
semaphore.Release();
await CacheResponse(response, responseCachePath).ConfigureAwait(false);
}
return response;
}
private async Task<HttpResponseInfo> GetCachedResponse(string responseCachePath, TimeSpan cacheLength, string url)
@@ -348,13 +317,12 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
using (var responseStream = response.Content)
{
using (var fileStream = _fileSystem.GetFileStream(responseCachePath, FileMode.Create, FileAccess.Write, FileShare.Read, true))
var memoryStream = new MemoryStream();
await responseStream.CopyToAsync(memoryStream).ConfigureAwait(false);
memoryStream.Position = 0;
using (var fileStream = _fileSystem.GetFileStream(responseCachePath, FileMode.Create, FileAccess.Write, FileShare.None, true))
{
var memoryStream = new MemoryStream();
await responseStream.CopyToAsync(memoryStream).ConfigureAwait(false);
memoryStream.Position = 0;
await memoryStream.CopyToAsync(fileStream).ConfigureAwait(false);
memoryStream.Position = 0;