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possible timeout fix

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This commit is contained in:
Luke Pulverenti 2013-05-22 08:45:03 -04:00
parent 3cd8d64784
commit 07b7ab9a0b
1 changed files with 72 additions and 73 deletions
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145
MediaBrowser.Common.Implementations/HttpClientManager/HttpClientManager.cs
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@ -160,90 +160,89 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
options.CancellationToken.ThrowIfCancellationRequested();
using (var message = GetHttpRequestMessage(options))
var message = GetHttpRequestMessage(options);
//if (options.EnableResponseCache && cachedInfo != null)
//{
// if (!string.IsNullOrEmpty(cachedInfo.Etag))
// {
// message.Headers.Add("If-None-Match", cachedInfo.Etag);
// }
// else if (cachedInfo.LastModified.HasValue)
// {
// message.Headers.IfModifiedSince = new DateTimeOffset(cachedInfo.LastModified.Value);
// }
//}
if (options.ResourcePool != null)
{
//if (options.EnableResponseCache && cachedInfo != null)
//{
// if (!string.IsNullOrEmpty(cachedInfo.Etag))
// {
// message.Headers.Add("If-None-Match", cachedInfo.Etag);
// }
// else if (cachedInfo.LastModified.HasValue)
// {
// message.Headers.IfModifiedSince = new DateTimeOffset(cachedInfo.LastModified.Value);
// }
//}
await options.ResourcePool.WaitAsync(options.CancellationToken).ConfigureAwait(false);
}
if (options.ResourcePool != null)
_logger.Info("HttpClientManager.Get url: {0}", options.Url);
try
{
options.CancellationToken.ThrowIfCancellationRequested();
var response = await GetHttpClient(GetHostFromUrl(options.Url), options.EnableHttpCompression).SendAsync(message, HttpCompletionOption.ResponseHeadersRead, options.CancellationToken).ConfigureAwait(false);
if (options.EnableResponseCache)
{
await options.ResourcePool.WaitAsync(options.CancellationToken).ConfigureAwait(false);
}
_logger.Info("HttpClientManager.Get url: {0}", options.Url);
try
{
options.CancellationToken.ThrowIfCancellationRequested();
var response = await GetHttpClient(GetHostFromUrl(options.Url), options.EnableHttpCompression).SendAsync(message, HttpCompletionOption.ResponseHeadersRead, options.CancellationToken).ConfigureAwait(false);
if (options.EnableResponseCache)
{
if (response.StatusCode != HttpStatusCode.NotModified)
{
EnsureSuccessStatusCode(response);
}
options.CancellationToken.ThrowIfCancellationRequested();
cachedInfo = UpdateInfoCache(cachedInfo, options.Url, cachedInfoPath, response);
if (response.StatusCode == HttpStatusCode.NotModified)
{
_logger.Debug("Server indicates not modified for {0}. Returning cached result.", options.Url);
return GetCachedResponse(cachedReponsePath);
}
if (!string.IsNullOrEmpty(cachedInfo.Etag) || cachedInfo.LastModified.HasValue ||
(cachedInfo.Expires.HasValue && cachedInfo.Expires.Value > DateTime.UtcNow))
{
await UpdateResponseCache(response, cachedReponsePath).ConfigureAwait(false);
return GetCachedResponse(cachedReponsePath);
}
}
else
if (response.StatusCode != HttpStatusCode.NotModified)
{
EnsureSuccessStatusCode(response);
options.CancellationToken.ThrowIfCancellationRequested();
}
return await response.Content.ReadAsStreamAsync().ConfigureAwait(false);
}
catch (OperationCanceledException ex)
{
throw GetCancellationException(options.Url, options.CancellationToken, ex);
}
catch (HttpRequestException ex)
{
_logger.ErrorException("Error getting response from " + options.Url, ex);
options.CancellationToken.ThrowIfCancellationRequested();
throw new HttpException(ex.Message, ex);
}
catch (Exception ex)
{
_logger.ErrorException("Error getting response from " + options.Url, ex);
cachedInfo = UpdateInfoCache(cachedInfo, options.Url, cachedInfoPath, response);
throw;
}
finally
{
if (options.ResourcePool != null)
if (response.StatusCode == HttpStatusCode.NotModified)
{
options.ResourcePool.Release();
_logger.Debug("Server indicates not modified for {0}. Returning cached result.", options.Url);
return GetCachedResponse(cachedReponsePath);
}
if (!string.IsNullOrEmpty(cachedInfo.Etag) || cachedInfo.LastModified.HasValue ||
(cachedInfo.Expires.HasValue && cachedInfo.Expires.Value > DateTime.UtcNow))
{
await UpdateResponseCache(response, cachedReponsePath).ConfigureAwait(false);
return GetCachedResponse(cachedReponsePath);
}
}
else
{
EnsureSuccessStatusCode(response);
options.CancellationToken.ThrowIfCancellationRequested();
}
return await response.Content.ReadAsStreamAsync().ConfigureAwait(false);
}
catch (OperationCanceledException ex)
{
throw GetCancellationException(options.Url, options.CancellationToken, ex);
}
catch (HttpRequestException ex)
{
_logger.ErrorException("Error getting response from " + options.Url, ex);
throw new HttpException(ex.Message, ex);
}
catch (Exception ex)
{
_logger.ErrorException("Error getting response from " + options.Url, ex);
throw;
}
finally
{
if (options.ResourcePool != null)
{
options.ResourcePool.Release();
}
}
}