public DefaultHttpClient(Uri baseUri, string username, string password, TimeSpan timeout, bool shouldInitConnection)
{
client = new WebClientWithTimeout();
client.BaseAddress = baseUri.AbsoluteUri;
client.Timeout = (int)timeout.TotalMilliseconds;
client.ReadWriteTimeout = client.Timeout;
if (!string.IsNullOrEmpty(username) && !string.IsNullOrEmpty(password))
{
client.Credentials = new NetworkCredential(username, password);
}
#if ! MONO
ServicePointManager.FindServicePoint(baseUri).SetTcpKeepAlive(true, 300, 30);
#endif
//The first time a request is made to a URI, the ServicePointManager
//will create a ServicePoint to manage connections to a particular host
//This process is expensive and slows down the first created view.
//The call to BeginRequest is basically an async, no-op HTTP request to
//initialize the ServicePoint before the first view request is made.
if (shouldInitConnection) client.DownloadStringAsync(baseUri);
}
private void Worker(object state)
{
if (log.IsDebugEnabled) log.Debug("Started working.");
while (!this.stopEvent.WaitOne(0))
{
if (this.requestFactory == null)
this.requestFactory = this.CreateRequestFactory();
// false means that the url was not responding or failed while reading
this.statusPool = this.urls.ToDictionary(u => u, u => true);
this.urlIndex = 0;
// this will quit when all nodes go down or we're stopped externally
this.ProcessPool();
// pool fail
if (!this.stopEvent.WaitOne(0))
{
if (log.IsWarnEnabled) log.Warn("All nodes are dead, sleeping for a while.");
this.Trigger(null);
this.SleepUntil(this.DeadTimeout);
// recreate the client after failure
this.AbortRequests();
if (this.requestFactory != null)
{
this.requestFactory.Dispose();
this.requestFactory = null;
}
}
}
}
protected void Dispose()
{
AppDomain.CurrentDomain.DomainUnload -= CurrentDomain_DomainUnload;
this.AbortRequests();
if (this.requestFactory != null)
{
using (this.requestFactory)
this.requestFactory.CancelAsync();
this.requestFactory = null;
}
}
private static Uri ResolveBucketUri(WebClientWithTimeout client, Uri root, string bucketName)
{
try
{
var bucket = ConfigHelper.ResolveBucket(client, root, bucketName);
if (bucket == null)
return null;
if (String.IsNullOrEmpty(bucket.streamingUri))
{
log.ErrorFormat("Url {0} for bucket {1} returned a config with no streamingUri", root, bucketName);
return null;
}
return new Uri(root, bucket.streamingUri);
}
catch (Exception e)
{
log.Error("Error resolving streaming uri: " + root, e);
return null;
}
}
internal static HttpWebRequestWrapper Create(WebClientWithTimeout client, string path)
{
return new HttpWebRequestWrapper { client = client, path = path };
}
public DefaultHttpRequestWrapper(WebClientWithTimeout client, string path)
{
this.method = HttpMethod.Get;
httpWebRequestWrapper = HttpWebRequestWrapper.Create(client, path);
}
public DefaultHttpRequestWrapper(WebClientWithTimeout client, string path)
{
this.method = HttpMethod.Get;
httpWebRequestWrapper = HttpWebRequestWrapper.Create(client, path);
}
internal static HttpWebRequestWrapper Create(WebClientWithTimeout client, string path)
{
return(new HttpWebRequestWrapper {
client = client, path = path
});
}
