public TableDataServiceBase(TableProtocolHead tableProtocolHead, IAccountIdentifier identifier, IUtilityTableDataContextFactory factory, bool operationIsConditional, Dictionary <string, string> continuationToken, RequestStartedCallback requestStartedCallback, CheckPermissionDelegate checkPermissionCallback, QueryRowCommandPropertiesAvailableCallback queryRowCommandPropertiesAvailableCallback, ContinuationTokenAvailableCallback continuationTokenAvailableCallback)
{
if (factory == null)
{
throw new ArgumentNullException("factory");
}
if (tableProtocolHead == null)
{
throw new ArgumentNullException("tableProtocolHead");
}
this.dataSource = factory.CreateDataContext(identifier, tableProtocolHead.ServiceOperationContext.AccountName, tableProtocolHead.RequestRestVersion);
this.dataSource.ApiVersion = tableProtocolHead.RequestRestVersion;
this.dataSource.OldMetricsTableNamesDeprecated = tableProtocolHead.IsRequestVersionAtLeast("2013-08-15");
this.dataSource.IsBatchRequest = tableProtocolHead.IsBatchRequest();
this.dataSource.OperationIsConditional = operationIsConditional;
this.dataSource.ContinuationToken = continuationToken;
this.dataSource.RequestStartedCallback = requestStartedCallback;
this.dataSource.CheckPermissionCallback = checkPermissionCallback;
this.dataSource.QueryRowCommandPropertiesAvailableCallback = queryRowCommandPropertiesAvailableCallback;
this.dataSource.ContinuationTokenAvailableCallback = continuationTokenAvailableCallback;
this.tableProtocolHead = tableProtocolHead;
if (VersioningHelper.CompareVersions(tableProtocolHead.RequestRestVersion, "2016-05-31") >= 0)
{
this.dataSource.Timeout = tableProtocolHead.operationContext.RemainingTimeout();
}
}
private static string GetCanonicalizedResource(NephosUriComponents uriComponents, string tableName, string signedVersion)
{
NephosAssertionException.Assert(!string.IsNullOrEmpty(uriComponents.AccountName));
NephosAssertionException.Assert(!string.IsNullOrEmpty(tableName));
StringBuilder stringBuilder = new StringBuilder();
if (signedVersion != null && VersioningHelper.CompareVersions(signedVersion, "2015-02-21") >= 0)
{
stringBuilder.Append("/table");
}
stringBuilder.Append("/");
stringBuilder.Append(uriComponents.AccountName);
stringBuilder.Append("/");
stringBuilder.Append(tableName.ToLower());
return(stringBuilder.ToString());
}
private static string GetCanonicalizedResource(NephosUriComponents uriComponents, SASAccessLevel signedResource, string signedVersion)
{
NephosAssertionException.Assert(!string.IsNullOrEmpty(uriComponents.AccountName));
NephosAssertionException.Assert(!string.IsNullOrEmpty(uriComponents.ContainerName));
StringBuilder stringBuilder = new StringBuilder();
if (signedVersion != null && VersioningHelper.CompareVersions(signedVersion, "2015-02-21") >= 0)
{
stringBuilder.Append("/blob");
}
stringBuilder.Append("/");
stringBuilder.Append(uriComponents.AccountName);
stringBuilder.Append("/");
stringBuilder.Append(uriComponents.ContainerName);
if (signedResource == SASAccessLevel.Blob)
{
NephosAssertionException.Assert(!string.IsNullOrEmpty(uriComponents.RemainingPart));
stringBuilder.Append("/");
stringBuilder.Append(uriComponents.RemainingPart);
}
return(stringBuilder.ToString());
}
private void ValidateSASVersion(string sasVersion)
{
sasVersion = sasVersion.Trim();
if (!VersioningConfigurationLookup.Instance.IsValidVersion(sasVersion) || VersioningHelper.CompareVersions(sasVersion, "2012-02-12") < 0)
{
FutureVersionProtocolException.ThrowIfFutureVersion(sasVersion);
throw new AuthenticationFailureException(string.Format("{0} is either not in the correct format or is not equal or later than version {1}", "sv", "2012-02-12"));
}
base.SignedVersion = sasVersion;
}
private IEnumerator <IAsyncResult> PerformOperationImpl(IAccountIdentifier identifier, string accountName, TableProtocolHead tableProtocolHead, RequestStartedCallback requestStartedCallback, CheckPermissionDelegate checkPermissionCallback, QueryRowCommandPropertiesAvailableCallback queryRowCommandPropertiesAvailableCallback, Dictionary <string, string> continuationToken, ContinuationTokenAvailableCallback continuationTokenAvailableCallback, bool operationIsConditional, RequestContext requestContext, AsyncIteratorContext <NoResults> context)
{
TimeSpan maxValue = TimeSpan.MaxValue;
if (VersioningHelper.CompareVersions(tableProtocolHead.RequestRestVersion, "2016-05-31") >= 0)
{
maxValue = tableProtocolHead.operationContext.RemainingTimeout();
}
IAsyncResult workerThread = this.authorizationManager.BeginCheckAccess(identifier, accountName, null, null, PermissionLevel.Owner, maxValue, context.GetResumeCallback(), context.GetResumeState("AuthorizationManager.BeginCheckAccess"));
yield return(workerThread);
this.authorizationManager.EndCheckAccess(workerThread);
using (Stream bufferPoolMemoryStream = new BufferPoolMemoryStream(65536))
{
bool flag = false;
if (tableProtocolHead.ShouldReadRequestBody)
{
long requestContentLength = tableProtocolHead.RequestContentLength;
if (requestContentLength > (long)4194304)
{
IStringDataEventStream verbose = Logger <IRestProtocolHeadLogger> .Instance.Verbose;
object[] objArray = new object[] { requestContentLength, 4194304 };
verbose.Log("Content-Length is out of range. Content-Length={0} MaxRequestBodySize={1}", objArray);
if (!tableProtocolHead.IsBatchRequest())
{
if (VersioningHelper.CompareVersions(tableProtocolHead.RequestRestVersion, "2013-08-15") < 0)
{
throw new RequestTooLargeException();
}
throw new RequestEntityTooLargeException(new long?((long)4194304));
}
flag = true;
requestContentLength = (long)102400;
}
else if (requestContentLength == (long)-1)
{
requestContentLength = (long)4194305;
}
Logger <IRestProtocolHeadLogger> .Instance.Verbose.Log("Started asynchronously reading from input stream");
if (VersioningHelper.CompareVersions(tableProtocolHead.RequestRestVersion, "2016-05-31") >= 0)
{
maxValue = tableProtocolHead.operationContext.RemainingTimeout();
}
workerThread = AsyncStreamCopy.BeginAsyncStreamCopy(tableProtocolHead.RequestStream, bufferPoolMemoryStream, requestContentLength, 65536, maxValue, context.GetResumeCallback(), context.GetResumeState("BeginAsyncStreamCopy"));
yield return(workerThread);
long num = AsyncStreamCopy.EndAsyncStreamCopy(workerThread);
bufferPoolMemoryStream.Seek((long)0, SeekOrigin.Begin);
tableProtocolHead.RequestStream = bufferPoolMemoryStream;
Logger <IRestProtocolHeadLogger> .Instance.Verbose.Log("Finished reading from input stream");
workerThread = AsyncHelpers.BeginSwitchToWorkerThread(context.GetResumeCallback(), context.GetResumeState("PerformOperationImpl"));
yield return(workerThread);
AsyncHelpers.EndSwitchToWorkerThread(workerThread);
Logger <IRestProtocolHeadLogger> .Instance.Verbose.Log("Switched to a WorkerThread");
if (num > (long)4194304)
{
IStringDataEventStream stringDataEventStream = Logger <IRestProtocolHeadLogger> .Instance.Verbose;
object[] requestContentLength1 = new object[] { tableProtocolHead.RequestContentLength, 4194304, num };
stringDataEventStream.Log("Request body is too long. Content-Length={0} MaxRequestBodySize={1} BytesRead={2}", requestContentLength1);
if (!tableProtocolHead.IsBatchRequest())
{
if (VersioningHelper.CompareVersions(tableProtocolHead.RequestRestVersion, "2013-08-15") < 0)
{
throw new RequestTooLargeException();
}
throw new RequestEntityTooLargeException(new long?((long)4194304));
}
flag = true;
}
}
if (!flag)
{
this.DispatchRequestToAstoria(identifier, tableProtocolHead, requestStartedCallback, checkPermissionCallback, queryRowCommandPropertiesAvailableCallback, continuationToken, continuationTokenAvailableCallback, operationIsConditional);
}
else
{
Logger <IRestProtocolHeadLogger> .Instance.Error.Log("Batch request body is too long. Sending error batch response now.");
if (VersioningHelper.CompareVersions(tableProtocolHead.RequestRestVersion, "2013-08-15") >= 0)
{
throw new RequestEntityTooLargeException(new long?((long)4194304));
}
string str = tableProtocolHead.ReadContentIdFromRequest(100, 102400);
TableProtocolHead tableProtocolHead1 = tableProtocolHead;
string str1 = str;
if (str1 == null)
{
str1 = "1";
}
tableProtocolHead1.SendBatchRequestTooLargeResponse(str1);
}
}
}
public override byte[] ComputeUrlDecodedUtf8EncodedStringToSign()
{
StringBuilder stringBuilder = new StringBuilder();
if (base.SignedPermission.HasValue)
{
stringBuilder.Append(base.QueryParams["sp"]);
}
stringBuilder.Append("\n");
if (base.SignedStart.HasValue)
{
stringBuilder.Append(base.QueryParams["st"]);
}
stringBuilder.Append("\n");
if (base.SignedExpiry.HasValue)
{
stringBuilder.Append(base.QueryParams["se"]);
}
stringBuilder.Append("\n");
stringBuilder.Append(BlobSignedAccessHelper.GetCanonicalizedResource(base.UriComponents, this.SignedResource, base.SignedVersion));
stringBuilder.Append("\n");
if (base.SignedIdentifier != null)
{
stringBuilder.Append(base.QueryParams["si"]);
}
if (base.SignedVersion != null)
{
if (VersioningHelper.CompareVersions(base.SignedVersion, "2015-04-05") >= 0)
{
stringBuilder.Append("\n");
if (base.QueryParams["sip"] != null)
{
stringBuilder.Append(base.QueryParams["sip"]);
}
stringBuilder.Append("\n");
string item = base.QueryParams["spr"];
if (item != null)
{
stringBuilder.Append(item);
}
}
stringBuilder.Append("\n");
stringBuilder.Append(base.QueryParams["sv"]);
if (VersioningHelper.CompareVersions(base.SignedVersion, "2013-08-15") >= 0)
{
stringBuilder.Append("\n");
if (base.QueryParams["rscc"] != null)
{
stringBuilder.Append(base.QueryParams["rscc"]);
}
stringBuilder.Append("\n");
if (base.QueryParams["rscd"] != null)
{
stringBuilder.Append(base.QueryParams["rscd"]);
}
stringBuilder.Append("\n");
if (base.QueryParams["rsce"] != null)
{
stringBuilder.Append(base.QueryParams["rsce"]);
}
stringBuilder.Append("\n");
if (base.QueryParams["rscl"] != null)
{
stringBuilder.Append(base.QueryParams["rscl"]);
}
stringBuilder.Append("\n");
if (base.QueryParams["rsct"] != null)
{
stringBuilder.Append(base.QueryParams["rsct"]);
}
}
}
if (base.SignedExtraPermission.HasValue)
{
stringBuilder.Append("\n");
stringBuilder.Append(base.QueryParams["sep"]);
}
return((new UTF8Encoding()).GetBytes(stringBuilder.ToString()));
}
public static byte[] ComputeUrlDecodedUtf8EncodedStringToSign(NameValueCollection queryParams, NephosUriComponents uriComponents)
{
string item = queryParams["st"];
string str = queryParams["se"];
string item1 = queryParams["sp"];
string str1 = queryParams["sr"];
string item2 = queryParams["si"];
string str2 = queryParams["sip"];
string item3 = queryParams["spr"];
string str3 = queryParams["sv"];
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(item1 ?? string.Empty);
stringBuilder.Append("\n");
stringBuilder.Append(item ?? string.Empty);
stringBuilder.Append("\n");
stringBuilder.Append(str ?? string.Empty);
stringBuilder.Append("\n");
stringBuilder.Append(BlobSignedAccessHelper.GetCanonicalizedResource(uriComponents, SASUtilities.ParseSasAccessLevel(str1), str3));
stringBuilder.Append("\n");
stringBuilder.Append(item2 ?? string.Empty);
if (str3 != null)
{
if (VersioningHelper.CompareVersions(str3, "2015-04-05") >= 0)
{
stringBuilder.Append("\n");
stringBuilder.Append(str2 ?? string.Empty);
stringBuilder.Append("\n");
stringBuilder.Append(item3 ?? string.Empty);
}
stringBuilder.Append("\n");
stringBuilder.Append(queryParams["sv"]);
if (VersioningHelper.CompareVersions(str3, "2014-02-14") >= 0)
{
stringBuilder.Append("\n");
if (queryParams["rscc"] != null)
{
stringBuilder.Append(queryParams["rscc"]);
}
stringBuilder.Append("\n");
if (queryParams["rscd"] != null)
{
stringBuilder.Append(queryParams["rscd"]);
}
stringBuilder.Append("\n");
if (queryParams["rsce"] != null)
{
stringBuilder.Append(queryParams["rsce"]);
}
stringBuilder.Append("\n");
if (queryParams["rscl"] != null)
{
stringBuilder.Append(queryParams["rscl"]);
}
stringBuilder.Append("\n");
if (queryParams["rsct"] != null)
{
stringBuilder.Append(queryParams["rsct"]);
}
}
}
if (queryParams["sep"] != null)
{
stringBuilder.Append("\n");
stringBuilder.Append(queryParams["sep"]);
}
return((new UTF8Encoding()).GetBytes(stringBuilder.ToString()));
}
