-// -----------------------------------------------------------------------
-// <copyright file="CloudFilesClient.cs" company="GRNET">
-// Copyright 2011 GRNET S.A. All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or
-// without modification, are permitted provided that the following
-// conditions are met:
-//
-// 1. Redistributions of source code must retain the above
-// copyright notice, this list of conditions and the following
-// disclaimer.
-//
-// 2. Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following
-// disclaimer in the documentation and/or other materials
-// provided with the distribution.
-//
-// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
-// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
-// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
-// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
-// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-// POSSIBILITY OF SUCH DAMAGE.
-//
-// The views and conclusions contained in the software and
-// documentation are those of the authors and should not be
-// interpreted as representing official policies, either expressed
-// or implied, of GRNET S.A.
-// </copyright>
-// -----------------------------------------------------------------------
-
+#region
+/* -----------------------------------------------------------------------
+ * <copyright file="CloudFilesClient.cs" company="GRNet">
+ *
+ * Copyright 2011-2012 GRNET S.A. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ *
+ * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and
+ * documentation are those of the authors and should not be
+ * interpreted as representing official policies, either expressed
+ * or implied, of GRNET S.A.
+ * </copyright>
+ * -----------------------------------------------------------------------
+ */
+#endregion
// **CloudFilesClient** provides a simple client interface to CloudFiles and Pithos
//
using System.IO;
using System.Linq;
using System.Net;
+using System.Reflection;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
[Export(typeof(ICloudClient))]
public class CloudFilesClient:ICloudClient
{
+ private static readonly ILog Log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
//CloudFilesClient uses *_baseClient* internally to communicate with the server
//RestClient provides a REST-friendly interface over the standard WebClient.
private RestClient _baseClient;
protected Uri RootAddressUri { get; set; }
- private WebProxy _proxy;
+ /* private WebProxy _proxy;
public WebProxy Proxy
{
get { return _proxy; }
_baseClient.Proxy = value;
}
}
-
+*/
/* private Uri _proxy;
public Uri Proxy
public bool UsePithos { get; set; }
- private static readonly ILog Log = LogManager.GetLogger("CloudFilesClient");
public CloudFilesClient(string userName, string apiKey)
{
Contract.Ensures(StorageUrl != null);
Contract.Ensures(_baseClient != null);
Contract.Ensures(RootAddressUri != null);
- Contract.EndContractBlock();
+ Contract.EndContractBlock();
_baseClient = new RestClient
{
BaseAddress = accountInfo.StorageUri.ToString(),
Timeout = 10000,
Retries = 3,
- Proxy=this.Proxy
};
StorageUrl = accountInfo.StorageUri;
Token = accountInfo.Token;
using (var authClient = new RestClient{BaseAddress=AuthenticationUrl})
{
- if (Proxy != null)
- authClient.Proxy = Proxy;
+ /* if (Proxy != null)
+ authClient.Proxy = Proxy;*/
Contract.Assume(authClient.Headers!=null);
BaseAddress = storageUrl,
Timeout = 10000,
Retries = 3,
- Proxy=Proxy
+ //Proxy=Proxy
};
StorageUrl = new Uri(storageUrl);
using (ThreadContext.Stacks["Share"].Push("List Objects"))
{
if (Log.IsDebugEnabled) Log.DebugFormat("START");
-
+ //'since' is not used here because we need to have ListObjects return a NoChange result
+ //for all shared accounts,containers
+ var accounts = ListSharingAccounts();
+ var items = from account in accounts
+ let containers = ListContainers(account.name)
+ from container in containers
+ select ListObjects(account.name, container.Name,since);
+ var objects=items.SelectMany(r=> r).ToList();
+/*
var objects = new List<ObjectInfo>();
- var accounts = ListSharingAccounts(since);
- foreach (var account in accounts)
+ foreach (var containerObjects in items)
{
- var containers = ListContainers(account.name);
- foreach (var container in containers)
- {
- var containerObjects = ListObjects(account.name, container.Name);
- objects.AddRange(containerObjects);
- }
+ objects.AddRange(containerObjects);
}
+*/
if (Log.IsDebugEnabled) Log.DebugFormat("END");
return objects;
}
client.AssertStatusOK("ListObjects failed");
+ if (client.StatusCode==HttpStatusCode.NotModified)
+ return new[]{new NoModificationInfo(account,container)};
//If the result is empty, return an empty list,
var infos = String.IsNullOrWhiteSpace(content)
? new List<ObjectInfo>()
{
info.Container = container;
info.Account = account;
+ info.StorageUri = this.StorageUrl;
}
- if (Log.IsDebugEnabled) Log.DebugFormat("START");
+ if (Log.IsDebugEnabled) Log.DebugFormat("END");
return infos;
}
}
}
-
-
public IList<ObjectInfo> ListObjects(string account, string container, string folder, DateTime? since = null)
{
if (String.IsNullOrWhiteSpace(container))
throw new ArgumentNullException("container");
+/*
if (String.IsNullOrWhiteSpace(folder))
throw new ArgumentNullException("folder");
+*/
Contract.EndContractBlock();
using (ThreadContext.Stacks["Objects"].Push("List"))
var content = client.DownloadStringWithRetry(container, 3);
client.AssertStatusOK("ListObjects failed");
- var infos = JsonConvert.DeserializeObject<IList<ObjectInfo>>(content);
+ if (client.StatusCode==HttpStatusCode.NotModified)
+ return new[]{new NoModificationInfo(account,container,folder)};
+ var infos = JsonConvert.DeserializeObject<IList<ObjectInfo>>(content);
+ foreach (var info in infos)
+ {
+ info.Account = account;
+ if (info.Container == null)
+ info.Container = container;
+ info.StorageUri = this.StorageUrl;
+ }
if (Log.IsDebugEnabled) Log.DebugFormat("END");
return infos;
}
client.Headers[HttpRequestHeader.ContentType] = "application/octet-stream";
var jsonHash = hash.ToJson();
var uploadTask=client.UploadStringTask(uri, "PUT", jsonHash);
-
+ if (Log.IsDebugEnabled)
+ Log.DebugFormat("Hashes:\r\n{0}", jsonHash);
return uploadTask.ContinueWith(t =>
{
{
var ex = t.Exception.InnerException;
var we = ex as WebException;
+
var response = we.Response as HttpWebResponse;
if (response!=null && response.StatusCode==HttpStatusCode.Conflict)
{
//In case of 409 the missing parts will be in the response content
using (var stream = response.GetResponseStream())
- using(var reader=new StreamReader(stream))
+ using(var reader=stream.GetLoggedReader(Log,response.ContentLength))
{
- Debug.Assert(stream.Position == 0);
- //We need to cleanup the content before returning it because it contains
+ //We used to have to cleanup the content before returning it because it contains
//error content after the list of hashes
- var hashes = new List<string>();
- string line=null;
- //All lines up to the first empty line are hashes
- while(!String.IsNullOrWhiteSpace(line=reader.ReadLine()))
- {
- hashes.Add(line);
- }
-
+ //
+ //As of 30/1/2012, the result is a proper Json array so we don't need to read the content
+ //line by line
+
+ var serializer = new JsonSerializer();
+ serializer.Error += (sender, args) => Log.ErrorFormat("Deserialization error at [{0}] [{1}]", args.ErrorContext.Error, args.ErrorContext.Member);
+ var hashes = (List<string>)serializer.Deserialize(reader, typeof(List<string>));
return hashes;
}
}
//Any other status code is unexpected and the exception should be rethrown
+ Log.LogError(response);
throw ex;
}
}
+
public Task<byte[]> GetBlock(string account, string container, Uri relativeUrl, long start, long? end)
{
if (String.IsNullOrWhiteSpace(Token))
client.Headers.Add("X-Move-From", sourceUrl);
client.AllowedStatusCodes.Add(HttpStatusCode.NotFound);
+ Log.InfoFormat("[TRASH] [{0}] to [{1}]",sourceUrl,targetUrl);
client.PutWithRetry(targetUrl, 3);
var expectedCodes = new[] {HttpStatusCode.OK, HttpStatusCode.NoContent, HttpStatusCode.Created,HttpStatusCode.NotFound};
return new WebException(String.Format("{0} failed with unexpected status code {1}", operation, statusCode));
}
-
+
+/*
+ public IEnumerable<ObjectInfo> ListDirectories(ContainerInfo container)
+ {
+ var directories=this.ListObjects(container.Account, container.Name, "/");
+ }
+*/
}
public class ShareAccountInfo