public void HostedCacheServer_PccrrServer_GetBlocks_BlockRangesEmpty()
{
CheckApplicability();
var contentInformation = contentInformationUtility.CreateContentInformationV1();
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Send GetBlocks request with no block range to hosted cache server");
PccrrClient pccrrClient = new PccrrClient(
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPListenPort);
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformation.GetSegmentId(0),
CryptoAlgoId_Values.AES_128,
MsgType_Values.MSG_GETBLKS,
0,
0);
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
PccrrBLKResponsePacket pccrrBlkResponse
= (PccrrBLKResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreEqual(
0,
pccrrBlkResponse.MsgBLK.Block.Length,
"Hosted cache server should not return any block since no block is requested");
}
protected override void HandlePccrrGETBLKSRequestPacket(PccrrGETBLKSRequestPacket pccrrGetBlkRequest)
{
uint offset = 0;
int chunkIndex = -1;
int segmentIndex = -1;
for (int i = 0; i < contentInformationV2.chunks.Length; i++)
{
var chunk = contentInformationV2.chunks[i];
for (int j = 0; j < chunk.chunkData.Length; j++)
{
if (Enumerable.SequenceEqual(contentInformationV2.GetSegmentId(i, j), pccrrGetBlkRequest.MsgGetBLKS.SegmentID))
{
chunkIndex = i;
segmentIndex = j;
break;
}
else
{
offset += chunk.chunkData[j].cbSegment;
}
}
}
PccrrBLKResponsePacket pccrrBlocksResponse;
if (segmentIndex == -1) // Mached segement not found
{
pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
new byte[0],
cryptoAlgoId,
(MsgType_Values)0xFEFE,
iv,
0,
0);
}
else
{
var segment = contentInformationV2.chunks[chunkIndex].chunkData[segmentIndex];
byte[] block = content.Skip((int)offset).Take((int)segment.cbSegment).ToArray();
if (cryptoAlgoId != CryptoAlgoId_Values.NoEncryption)
{
block = PccrrUtitlity.Encrypt(aes, block, contentInformationV2.chunks[chunkIndex].chunkData[segmentIndex].SegmentSecret, iv);
}
pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
block,
cryptoAlgoId,
(MsgType_Values)0xFEFE,
iv,
0,
0);
}
pccrrServer.SendPacket(pccrrBlocksResponse);
}
protected override void HandlePccrrGETBLKSRequestPacket(PccrrGETBLKSRequestPacket pccrrGetBlkRequest)
{
if (!IsFirstMsgGetBlksArrived)
{
int segmentIndex = -1;
for (int i = 0; i < contentInformation.cSegments; i++)
{
if (Enumerable.SequenceEqual(contentInformation.GetSegmentId(i), pccrrGetBlkRequest.MsgGetBLKS.SegmentID))
{
segmentIndex = i;
break;
}
}
PccrrBLKResponsePacket pccrrBlocksResponse;
if (segmentIndex == -1) // Mached segement not found
{
pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
new byte[0],
cryptoAlgoId,
(MsgType_Values)0xFEFE,
this.iv,
0,
0);
}
else
{
ulong blockSize = PccrcConsts.V1BlockSize;
byte[] block = content.Skip((int)(contentInformation.segments[segmentIndex].ullOffsetInContent + pccrrGetBlkRequest.MsgGetBLKS.ReqBlockRanges[0].Index * blockSize)).Take((int)blockSize).ToArray();
if (cryptoAlgoId != CryptoAlgoId_Values.NoEncryption)
{
block = PccrrUtitlity.Encrypt(aes, block, contentInformation.segments[segmentIndex].SegmentSecret, iv);
}
pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
block,
cryptoAlgoId,
(MsgType_Values)0xFEFE,
this.iv,
pccrrGetBlkRequest.MsgGetBLKS.ReqBlockRanges[0].Index,
pccrrGetBlkRequest.MsgGetBLKS.ReqBlockRanges[0].Index == contentInformation.cSegments - 1 ? 0 : pccrrGetBlkRequest.MsgGetBLKS.ReqBlockRanges[0].Index + 1);
}
pccrrServer.SendPacket(pccrrBlocksResponse);
IsFirstMsgGetBlksArrived = true;
}
else
{
IsSecondMsgGetBlksArrived = true;
}
}
protected override void HandlePccrrGETBLKSRequestPacket(PccrrGETBLKSRequestPacket pccrrGetBlkRequest)
{
int segmentIndex = -1;
for (int i = 0; i < contentInformation.cSegments; i++)
{
if (Enumerable.SequenceEqual(contentInformation.GetSegmentId(i), pccrrGetBlkRequest.MsgGetBLKS.SegmentID))
{
segmentIndex = i;
break;
}
}
PccrrBLKResponsePacket pccrrBlocksResponse;
if (segmentIndex == -1) // Mached segement not found
{
pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
new byte[0],
cryptoAlgoId,
MsgType_Values.MSG_BLK,
iv,
0,
0);
}
else
{
ulong blockSize = PccrcConsts.V1BlockSize;
byte[] block = content.Skip((int)(contentInformation.segments[segmentIndex].ullOffsetInContent + pccrrGetBlkRequest.MsgGetBLKS.ReqBlockRanges[0].Index * blockSize)).Take((int)blockSize).ToArray();
if (cryptoAlgoId != CryptoAlgoId_Values.NoEncryption)
{
block = PccrrUtitlity.Encrypt(aes, block, contentInformation.segments[segmentIndex].SegmentSecret, iv);
}
pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
new byte[0],
cryptoAlgoId,
MsgType_Values.MSG_BLK,
iv,
0,
0);
}
TestTools.StackSdk.BranchCache.Pccrr.MESSAGE_HEADER header = pccrrBlocksResponse.MessageHeader;
header.ProtVer = new ProtoVersion {
MajorVersion = 0xFEFE, MinorVersion = 0xFEFE
};
pccrrBlocksResponse.MessageHeader = header;
pccrrServer.SendPacket(pccrrBlocksResponse);
}
/// <summary>
/// Verify the received message from client.
/// </summary>
/// <param name="remoteAddr">The remote address.</param>
/// <param name="pccrrPacket">The pccrrPacket.</param>
private void RetrievalTransport_Receive(IPEndPoint remoteAddr, PccrrPacket pccrrPacket)
{
PccrrGETBLKSRequestPacket pccrrGETBLKSRequestPacket = pccrrPacket as PccrrGETBLKSRequestPacket;
if (pccrrGETBLKSRequestPacket != null)
{
MSG_GETBLKS msgGETBLKS = pccrrGETBLKSRequestPacket.MsgGetBLKS;
MESSAGE_HEADER messageHEADER = pccrrGETBLKSRequestPacket.MessageHeader;
this.sid = msgGETBLKS.SegmentID;
REQUEST_MESSAGE requestMESSAGE = new REQUEST_MESSAGE();
requestMESSAGE.MESSAGEBODY = msgGETBLKS;
requestMESSAGE.MESSAGEHEADER = messageHEADER;
this.uiPayload = Marshal.SizeOf(messageHEADER) + Marshal.SizeOf(msgGETBLKS) + 24;
PccrrBothRoleCaptureCode.CaptureBlockRangeRequirements(msgGETBLKS.ReqBlockRanges[0]);
PccrrBothRoleCaptureCode.CaptureMessageHeaderRequirements(messageHEADER, this.uiPayload);
this.VerifyGetBlocks(msgGETBLKS);
this.VerifyRequestMessage(requestMESSAGE);
PccrrBothRoleCaptureCode.CaptureSegmentIdRequirements(msgGETBLKS.SegmentID);
PccrrBothRoleCaptureCode.CaptureHttpRequirements();
PccrrBothRoleCaptureCode.CaptureMessageRequirements();
this.ReceiveMsgGetBlk(msgGETBLKS.ReqBlockRanges[0].Index);
}
else
{
PccrrGETBLKLISTRequestPacket pccrrGETBLKLISTRequestPacket = pccrrPacket as PccrrGETBLKLISTRequestPacket;
if (pccrrGETBLKLISTRequestPacket != null)
{
MSG_GETBLKLIST msgGETBLKLIST = pccrrGETBLKLISTRequestPacket.MsgGetBLKLIST;
this.sid = msgGETBLKLIST.SegmentID;
this.VerifyGetBlkList(msgGETBLKLIST);
PccrrBothRoleCaptureCode.CaptureCommonDataTypesRequirements(msgGETBLKLIST);
_BLOCKRANGE[] blockRanges = ClientHelper.ConvertFromStackBLOCKRANGEArray(msgGETBLKLIST.NeededBlockRanges);
this.ReceiveMsgGetBlkList(blockRanges);
}
else
{
this.ReceiveMsgNegoReq();
}
}
}
/// <summary>
/// The handle of MessageArrivedEventArgs happened.
/// </summary>
/// <param name="remoteAddr">Represents the remote endpoint address</param>
/// <param name="pccrrPacket">The received pccrrPacket, used to judge whether
/// it is a PccrrGETBLKLISTRequestPacket</param>
private void RetrievalTransport_Receive(IPEndPoint remoteAddr, PccrrPacket pccrrPacket)
{
if (pccrrPacket.PacketType == MsgType_Values.MSG_GETBLKLIST)
{
PccrrGETBLKLISTRequestPacket package = (PccrrGETBLKLISTRequestPacket)pccrrPacket;
int port = package.Uri.Port;
byte[] segmentID = package.MsgGetBLKLIST.SegmentID;
this.ReceivePccrrRequestHandler(this, new ReceivedPccrrRequestEventArg(port, segmentID));
}
else if (pccrrPacket.PacketType == MsgType_Values.MSG_GETBLKS)
{
PccrrGETBLKSRequestPacket package = (PccrrGETBLKSRequestPacket)pccrrPacket;
int port = package.Uri.Port;
byte[] segmentID = package.MsgGetBLKS.SegmentID;
this.ReceivePccrrRequestHandler(this, new ReceivedPccrrRequestEventArg(port, segmentID));
}
}
public void HostedCacheServer_PccrrServer_GetBlocks_BlockRangeCountNotMatch()
{
CheckApplicability();
var contentInformation = contentInformationUtility.CreateContentInformationV1();
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Send malformed GetBlocks request to hosted cache server");
PccrrClient pccrrClient = new PccrrClient(
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPListenPort);
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformation.GetSegmentId(0),
CryptoAlgoId_Values.AES_128,
MsgType_Values.MSG_GETBLKS,
0,
1);
var block = pccrrBlkRequest.MsgGetBLKS;
block.ReqBlockRangeCount = 10;
pccrrBlkRequest.MsgGetBLKS = block;
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
bool passed = false;
try
{
pccrrClient.ExpectPacket();
}
catch
{
passed = true;
}
BaseTestSite.Assert.IsTrue(passed, "Hosted cache server should drop GetBlocks packets with invalid block count");
}
public void HostedCacheServer_PccrrClient_MessageHeader_CryptoAlgoIdV2(CryptoAlgoId_Values algoId)
{
CheckApplicability();
EventQueue eventQueue = new EventQueue(BaseTestSite);
eventQueue.Timeout = testConfig.Timeout;
byte[] content = TestUtility.GenerateRandomArray(ContentInformationUtility.DefaultBlockSize);
Content_Information_Data_Structure_V2 contentInformationV2 = contentInformationUtility.CreateContentInformationV2();
ProtoVersion protoVersion = new ProtoVersion {
MajorVersion = 2, MinorVersion = ushort.MaxValue
};
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Start PCCRR server to be ready to serve content to hosted cache server");
using (PccrrTestServerV2 pccrrTestServerV2 = new PccrrTestServerV2())
{
pccrrTestServerV2.Start(
testConfig.ClientContentRetrievalListenPort,
algoId,
contentInformationV2,
content,
eventQueue);
PCHCClient pchcClient = new PCHCClient(
TransferProtocol.HTTP,
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPListenPort,
PchcConsts.HttpUrl,
testConfig.DomainName,
testConfig.UserName,
testConfig.UserPassword);
var batchedOfferMessage = pchcClient.CreateBatchedOfferMessage(
testConfig.ClientContentRetrievalListenPort,
contentInformationV2);
pchcClient.SendBatchedOfferMessage(batchedOfferMessage);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Offer content segment 0 of chunk 0 to hosted cache server");
int segmentCount = 0;
TestUtility.DoUntilSucceed(delegate()
{
eventQueue.Expect <MessageArrivedEventArgs>(typeof(PccrrServer).GetEvent("MessageArrived"), delegate(System.Net.IPEndPoint sender, PccrrPacket pccrrPacket)
{
var pccrrGetBlksRequest = pccrrPacket as PccrrGETBLKSRequestPacket;
if (pccrrGetBlksRequest != null)
{
segmentCount++;
}
});
return(segmentCount == 1);
}, TimeSpan.MaxValue, TimeSpan.Zero);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Wait until cache is available on hosted cache server");
TestUtility.DoUntilSucceed(() => sutControlAdapter.IsLocalCacheExisted(testConfig.HostedCacheServerComputerFQDNOrNetBiosName), testConfig.Timeout, testConfig.RetryInterval);
}
PccrrClient pccrrClient = new PccrrClient(testConfig.HostedCacheServerComputerName, testConfig.HostedCacheServerHTTPListenPort);
Aes aes = PccrrUtitlity.CreateAes(algoId);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve segment 0 of chunk 0 from hosted cache server",
0);
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformationV2.GetSegmentId(0, 0),
algoId,
MsgType_Values.MSG_GETBLKS,
(uint)0,
1);
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
PccrrBLKResponsePacket pccrrBlkResponse
= (PccrrBLKResponsePacket)pccrrClient.ExpectPacket();
byte[] data = pccrrBlkResponse.MsgBLK.Block;
if (algoId != CryptoAlgoId_Values.NoEncryption)
{
data = PccrrUtitlity.Decrypt(aes, data, contentInformationV2.chunks[0].chunkData[0].SegmentSecret, pccrrBlkResponse.MsgBLK.IVBlock);
}
BaseTestSite.Assert.IsTrue(
Enumerable.SequenceEqual(content.Take((int)contentInformationV2.chunks[0].chunkData[0].cbSegment), data),
"The retrieved cached data should be the same as server data.");
}
public void HostedCacheServer_BVT_CacheOfferingRetrieval_V1()
{
CheckApplicability();
EventQueue eventQueue = new EventQueue(BaseTestSite);
eventQueue.Timeout = testConfig.Timeout;
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Trigger hash generation on content server");
byte[] content = contentInformationUtility.RetrieveContentData();
Content_Information_Data_Structure contentInformation =
PccrcUtility.ParseContentInformation(contentInformationUtility.RetrieveContentInformation(BranchCacheVersion.V1));
CryptoAlgoId_Values cryptoAlgoId = CryptoAlgoId_Values.AES_128;
PccrrClient pccrrClient = new PccrrClient(testConfig.HostedCacheServerComputerName, testConfig.HostedCacheServerHTTPListenPort);
for (int i = 0; i < contentInformation.cSegments; ++i)
{
var pccrrBlkListRequest = pccrrClient.CreateMsgGetBlkListRequest(
contentInformation.GetSegmentId(i),
new BLOCK_RANGE[] { new BLOCK_RANGE {
Index = 0, Count = contentInformation.segments[i].BlockCount
} },
cryptoAlgoId,
MsgType_Values.MSG_GETBLKLIST);
pccrrClient.SendPacket(
pccrrBlkListRequest,
testConfig.Timeout);
var pccrrBlkListResponse
= (PccrrBLKLISTResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreEqual <uint>(
0,
pccrrBlkListResponse.MsgBLKLIST.BlockRangeCount,
"The server MUST set the BlockRangeCount field to zero if it doesn't have the requested blocks data.");
}
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve content information from content server");
using (PccrrTestServerV1 pccrrTestServer = new PccrrTestServerV1())
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Start PCCRR server to be ready to serve content to hosted cache server");
pccrrTestServer.Start(
testConfig.ClientContentRetrievalListenPort,
cryptoAlgoId,
contentInformation,
content,
eventQueue);
PCHCClient pchcClient = new PCHCClient(
TransferProtocol.HTTPS,
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPSListenPort,
PchcConsts.HttpsUrl,
testConfig.DomainName,
testConfig.UserName,
testConfig.UserPassword);
for (int i = 0; i < contentInformation.cSegments; i++)
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Offer content segment {0} to hosted cache server",
i);
INITIAL_OFFER_MESSAGE initialOfferMessage = pchcClient.CreateInitialOfferMessage(
testConfig.ClientContentRetrievalListenPort,
contentInformation.GetSegmentId(i));
Microsoft.Protocols.TestTools.StackSdk.BranchCache.Pchc.RESPONSE_MESSAGE responseMessage
= pchcClient.SendInitialOfferMessage(initialOfferMessage);
TestClassBase.BaseTestSite.Assert.AreEqual <RESPONSE_CODE>(
RESPONSE_CODE.INTERESTED,
responseMessage.ResponseCode,
@"The hosted cache MUST specify a response code of 1
if its list of block hashes associated with the segment is incomplete.");
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Supply segment info to hosted cache server");
SEGMENT_INFO_MESSAGE segmentInfoMessage = pchcClient.CreateSegmentInfoMessage(
testConfig.ClientContentRetrievalListenPort,
contentInformation,
i);
responseMessage = pchcClient.SendSegmentInfoMessage(segmentInfoMessage);
TestClassBase.BaseTestSite.Assert.AreEqual <RESPONSE_CODE>(
RESPONSE_CODE.OK,
responseMessage.ResponseCode,
@"The hosted cache MUST send a response code of 0 when SEGMENT_INFO_MESSAGE request received");
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Make sure all blocks in segment {0} are retrieved by hosted cache server",
i);
int blockCount = 0;
TestUtility.DoUntilSucceed(delegate()
{
eventQueue.Expect <MessageArrivedEventArgs>(typeof(PccrrServer).GetEvent("MessageArrived"), delegate(System.Net.IPEndPoint sender, PccrrPacket pccrrPacket)
{
var pccrrGetBlksRequest = pccrrPacket as PccrrGETBLKSRequestPacket;
if (pccrrGetBlksRequest != null)
{
blockCount++;
}
});
return(blockCount == contentInformation.segments[i].BlockCount);
}, TimeSpan.MaxValue, TimeSpan.Zero);
}
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Wait until cache is available on hosted cache server");
TestUtility.DoUntilSucceed(() => sutControlAdapter.IsLocalCacheExisted(testConfig.HostedCacheServerComputerFQDNOrNetBiosName), testConfig.Timeout, testConfig.RetryInterval);
}
List <byte> retrievedContent = new List <byte>();
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Negotiate PCCRR version");
var pccrrNegotiateRequest = pccrrClient.CreateMsgNegoRequest(
new ProtoVersion {
MajorVersion = 1, MinorVersion = 0
},
new ProtoVersion {
MajorVersion = 1, MinorVersion = ushort.MaxValue
},
cryptoAlgoId,
MsgType_Values.MSG_NEGO_REQ);
pccrrClient.SendPacket(
pccrrNegotiateRequest,
testConfig.Timeout);
var pccrrNegotiateResponse
= (PccrrNegoResponsePacket)pccrrClient.ExpectPacket();
if (testConfig.SupportBranchCacheV1)
{
BaseTestSite.Assert.IsTrue(
pccrrNegotiateResponse.MsgNegoResp.MinSupporteProtocolVersion.MajorVersion <= 1 &&
pccrrNegotiateResponse.MsgNegoResp.MaxSupporteProtocolVersion.MajorVersion >= 1,
"SupportedProtocolVersion doesn't match configuration");
}
if (testConfig.SupportBranchCacheV2)
{
BaseTestSite.Assert.IsTrue(
pccrrNegotiateResponse.MsgNegoResp.MinSupporteProtocolVersion.MajorVersion <= 2 &&
pccrrNegotiateResponse.MsgNegoResp.MaxSupporteProtocolVersion.MajorVersion >= 2,
"SupportedProtocolVersion doesn't match configuration");
}
Aes aes = PccrrUtitlity.CreateAes(cryptoAlgoId);
for (int i = 0; i < contentInformation.cSegments; i++)
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve block list for segment {0}",
i);
var pccrrBlkListRequest = pccrrClient.CreateMsgGetBlkListRequest(
contentInformation.GetSegmentId(i),
new BLOCK_RANGE[] { new BLOCK_RANGE {
Index = 0, Count = contentInformation.segments[i].BlockCount
} },
cryptoAlgoId,
MsgType_Values.MSG_GETBLKLIST);
pccrrClient.SendPacket(
pccrrBlkListRequest,
testConfig.Timeout);
var pccrrBlkListResponse
= (PccrrBLKLISTResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreNotEqual <uint>(
0,
pccrrBlkListResponse.MsgBLKLIST.BlockRangeCount,
"The server MUST set the BlockRangeCount field to a value greater than zero if it has the requested blocks data.");
for (int j = 0; j < contentInformation.segments[i].BlockCount; j++)
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve block {0} for segment {1}",
j,
i);
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformation.GetSegmentId(i),
cryptoAlgoId,
MsgType_Values.MSG_GETBLKS,
(uint)j,
1);
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
PccrrBLKResponsePacket pccrrBlkResponse
= (PccrrBLKResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreNotEqual <uint>(
0,
pccrrBlkResponse.MsgBLK.SizeOfBlock,
"The server MUST set the SizeOfBlock field to a value greater than zero if it has the requested blocks data.");
byte[] block = pccrrBlkResponse.MsgBLK.Block;
if (cryptoAlgoId != CryptoAlgoId_Values.NoEncryption)
{
block = PccrrUtitlity.Decrypt(aes, block, contentInformation.segments[i].SegmentSecret, pccrrBlkResponse.MsgBLK.IVBlock);
}
retrievedContent.AddRange(block);
}
}
BaseTestSite.Assert.IsTrue(
Enumerable.SequenceEqual(content, retrievedContent),
"The retrieved cached data should be the same as server data.");
}
public void HostedCacheServer_BVT_CacheOfferingRetrieval_V2()
{
CheckApplicability();
EventQueue eventQueue = new EventQueue(BaseTestSite);
eventQueue.Timeout = testConfig.Timeout;
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve the original content data from content server");
byte[] content = contentInformationUtility.RetrieveContentData();
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve the content information from content server");
Content_Information_Data_Structure_V2 contentInformation =
PccrcUtility.ParseContentInformationV2(contentInformationUtility.RetrieveContentInformation(BranchCacheVersion.V2));
CryptoAlgoId_Values cryptoAlgoId = CryptoAlgoId_Values.AES_128;
PccrrClient pccrrClient = new PccrrClient(testConfig.HostedCacheServerComputerName, testConfig.HostedCacheServerHTTPListenPort);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Send PCCRR GetSegList request to HostedCacheServer to make sure that this file does not exist in HostedCacheServer.");
for (int i = 0; i < contentInformation.chunks.Length; ++i)
{
var chunk = contentInformation.chunks[i];
for (int j = 0; j < chunk.chunkData.Length; j++)
{
var pccrrGetSegListRequest = pccrrClient.CreateMsgGetSegListRequest(
cryptoAlgoId,
Guid.NewGuid(),
new byte[][] { contentInformation.GetSegmentId(i, j) });
pccrrClient.SendPacket(
pccrrGetSegListRequest,
testConfig.Timeout);
var pccrrGetSegListResponse
= (PccrrSegListResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreEqual <uint>(
0,
pccrrGetSegListResponse.MsgSegList.SegmentRangeCount,
"The server MUST set the SegmentRangeCount field to zero if it doesn't have the requested segments data.");
}
}
using (PccrrTestServerV2 pccrrTestServer = new PccrrTestServerV2())
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Start PCCRR server to be ready to serve content to hosted cache server");
pccrrTestServer.Start(
testConfig.ClientContentRetrievalListenPort,
cryptoAlgoId,
contentInformation,
content,
eventQueue);
PCHCClient pchcClient = new PCHCClient(
TransferProtocol.HTTP,
testConfig.HostedCacheServerComputerName,
testConfig.ContentServerHTTPListenPort,
PchcConsts.HttpUrl,
testConfig.DomainName,
testConfig.UserName,
testConfig.UserPassword);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Offer all content segments to hosted cache server");
var batchedOfferMessage = pchcClient.CreateBatchedOfferMessage(
testConfig.ClientContentRetrievalListenPort,
contentInformation);
var responseMessage = pchcClient.SendBatchedOfferMessage(batchedOfferMessage);
TestClassBase.BaseTestSite.Assert.AreEqual <RESPONSE_CODE>(
RESPONSE_CODE.OK,
responseMessage.ResponseCode,
@"The hosted cache MUST send a response code of 0 when BATCHED_OFFER_MESSAGE request received");
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Make sure all segments are retrieved by hosted cache server");
int totalBlockCount = contentInformation.GetBlockCount();
int blockCount = 0;
TestUtility.DoUntilSucceed(delegate()
{
eventQueue.Expect <MessageArrivedEventArgs>(typeof(PccrrServer).GetEvent("MessageArrived"), delegate(System.Net.IPEndPoint sender, PccrrPacket pccrrPacket)
{
var pccrrGetBlksRequest = pccrrPacket as PccrrGETBLKSRequestPacket;
if (pccrrGetBlksRequest != null)
{
blockCount++;
}
});
return(blockCount == totalBlockCount);
}, TimeSpan.MaxValue, TimeSpan.Zero);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Wait until cache is available on hosted cache server");
TestUtility.DoUntilSucceed(() => sutControlAdapter.IsLocalCacheExisted(testConfig.HostedCacheServerComputerFQDNOrNetBiosName), testConfig.Timeout, testConfig.RetryInterval);
}
List <byte> retrievedContent = new List <byte>();
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Start PCCRR client to retrieve all the content from hosted cache server");
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Negotiate PCCRR version");
var pccrrNegotiateRequest = pccrrClient.CreateMsgNegoRequest(
///[MS-PCCRR]Section 2.2.3: ProtVer: Both the Major and Minor version number can express the version range of 0x0000 to 0xFFFF. Currently, the protocol
///version number MUST be set to {major = 1 (0x0001), minor = 0 (0x0000)}.
///Active TDI#69240: Windows server 2012 Standard RTM sets the major version to 2
new ProtoVersion {
MajorVersion = 1, MinorVersion = 0
}, //MinSupportedProtocolVersion
new ProtoVersion {
MajorVersion = 1, MinorVersion = 0
}, //MaxSupportedProtocolVersion
cryptoAlgoId,
MsgType_Values.MSG_NEGO_REQ);
pccrrClient.SendPacket(
pccrrNegotiateRequest,
testConfig.Timeout);
var pccrrNegotiateResponse
= (PccrrNegoResponsePacket)pccrrClient.ExpectPacket();
if (testConfig.SupportBranchCacheV1)
{
BaseTestSite.Assert.IsTrue(
pccrrNegotiateResponse.MsgNegoResp.MinSupporteProtocolVersion.MajorVersion <= 1 &&
pccrrNegotiateResponse.MsgNegoResp.MaxSupporteProtocolVersion.MajorVersion >= 1,
"SupportedProtocolVersion doesn't match configuration");
}
Aes aes = PccrrUtitlity.CreateAes(cryptoAlgoId);
for (int i = 0; i < contentInformation.chunks.Length; i++)
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve all segments in chunk {0}",
i);
var chunk = contentInformation.chunks[i];
for (int j = 0; j < chunk.chunkData.Length; j++)
{
// Retrieve segment list
var pccrrGetSegListRequest = pccrrClient.CreateMsgGetSegListRequest(
cryptoAlgoId,
Guid.NewGuid(),
new byte[][] { contentInformation.GetSegmentId(i, j) });
pccrrClient.SendPacket(
pccrrGetSegListRequest,
testConfig.Timeout);
var pccrrGetSegListResponse
= (PccrrSegListResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreNotEqual <uint>(
0,
pccrrGetSegListResponse.MsgSegList.SegmentRangeCount,
"The server MUST set the SegmentRangeCount field to a value greater than zero if it has the requested segments data.");
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve segment {0} in chunk {1}",
j,
i);
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformation.GetSegmentId(i, j),
cryptoAlgoId,
MsgType_Values.MSG_GETBLKS,
0,
1);
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
PccrrBLKResponsePacket pccrrBlkResponse
= (PccrrBLKResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreNotEqual <uint>(
0,
pccrrBlkResponse.MsgBLK.SizeOfBlock,
"The server MUST set the SizeOfBlock field to a value greater than zero if it has the requested blocks data.");
byte[] block = pccrrBlkResponse.MsgBLK.Block;
if (cryptoAlgoId != CryptoAlgoId_Values.NoEncryption)
{
block = PccrrUtitlity.Decrypt(aes, block, contentInformation.chunks[i].chunkData[j].SegmentSecret, pccrrBlkResponse.MsgBLK.IVBlock);
}
retrievedContent.AddRange(block);
}
}
BaseTestSite.Assert.IsTrue(
Enumerable.SequenceEqual(content, retrievedContent),
"The retrieved cached data should be the same as server data.");
}
protected abstract void HandlePccrrGETBLKSRequestPacket(PccrrGETBLKSRequestPacket pccrrGetBlkRequest);
public void HostedCacheServer_PccrrServer_MessageHeader_CryptoAlgoId(CryptoAlgoId_Values algoId)
{
CheckApplicability();
EventQueue eventQueue = new EventQueue(BaseTestSite);
eventQueue.Timeout = testConfig.Timeout;
byte[] content = TestUtility.GenerateRandomArray(ContentInformationUtility.DefaultBlockSize);
Content_Information_Data_Structure contentInformation = contentInformationUtility.CreateContentInformationV1();
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Start PCCRR server to be ready to serve content to hosted cache server");
using (PccrrTestServerV1 pccrrTestServer = new PccrrTestServerV1())
{
pccrrTestServer.Start(
testConfig.ClientContentRetrievalListenPort,
algoId,
new ProtoVersion {
MajorVersion = 1, MinorVersion = 0
},
contentInformation,
content,
eventQueue);
PCHCClient pchcClient = new PCHCClient(
TransferProtocol.HTTPS,
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPSListenPort,
PchcConsts.HttpsUrl,
testConfig.DomainName,
testConfig.UserName,
testConfig.UserPassword);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Directly Supply segment info to hosted cache server");
SEGMENT_INFO_MESSAGE segmentInfoMessage = pchcClient.CreateSegmentInfoMessage(
testConfig.ClientContentRetrievalListenPort,
contentInformation,
0);
pchcClient.SendSegmentInfoMessage(segmentInfoMessage);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Make sure block 0 in segment 0 is retrieved by hosted cache server");
int blockCount = 0;
TestUtility.DoUntilSucceed(delegate()
{
eventQueue.Expect <MessageArrivedEventArgs>(typeof(PccrrServer).GetEvent("MessageArrived"), delegate(System.Net.IPEndPoint sender, PccrrPacket pccrrPacket)
{
var pccrrGetBlksRequest = pccrrPacket as PccrrGETBLKSRequestPacket;
if (pccrrGetBlksRequest != null)
{
blockCount++;
}
});
return(blockCount == 1);
}, TimeSpan.MaxValue, TimeSpan.Zero);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Wait until cache is available on hosted cache server");
TestUtility.DoUntilSucceed(() => sutControlAdapter.IsLocalCacheExisted(testConfig.HostedCacheServerComputerFQDNOrNetBiosName), testConfig.Timeout, testConfig.RetryInterval);
}
PccrrClient pccrrClient = new PccrrClient(testConfig.HostedCacheServerComputerName, testConfig.HostedCacheServerHTTPListenPort);
Aes aes = PccrrUtitlity.CreateAes(algoId);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Retrieve block 0 in segment 0 from hosted cache server");
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformation.GetSegmentId(0),
algoId,
MsgType_Values.MSG_GETBLKS,
(uint)0,
1);
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
PccrrBLKResponsePacket pccrrBlkResponse
= (PccrrBLKResponsePacket)pccrrClient.ExpectPacket();
byte[] block = pccrrBlkResponse.MsgBLK.Block;
if (algoId != CryptoAlgoId_Values.NoEncryption)
{
block = PccrrUtitlity.Decrypt(aes, block, contentInformation.segments[0].SegmentSecret, pccrrBlkResponse.MsgBLK.IVBlock);
}
BaseTestSite.Assert.IsTrue(
Enumerable.SequenceEqual(content, block),
"The retrieved cached data should be the same as server data.");
}
public void HostedCacheServer_PchcServer_GetBlocks_SizeOfBlockNotMatch()
{
CheckApplicability();
var contentInformation = contentInformationUtility.CreateContentInformationV1();
using (var pccrrServer = new PccrrServer(testConfig.ClientContentRetrievalListenPort))
{
bool blockRetrieved = false;
pccrrServer.MessageArrived += new MessageArrivedEventArgs(delegate(IPEndPoint sender, PccrrPacket pccrrPacket)
{
var pccrrGetBlkRequest = (PccrrGETBLKSRequestPacket)pccrrPacket;
if (pccrrGetBlkRequest != null)
{
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"PCCRR GetBlks request received from hosted cache server. Send malformed Blks response");
var pccrrBlocksResponse = pccrrServer.CreateMsgBlkResponse(
pccrrGetBlkRequest.MsgGetBLKS.SegmentID,
TestUtility.GenerateRandomArray(ContentInformationUtility.DefaultBlockSize),
CryptoAlgoId_Values.AES_128,
MsgType_Values.MSG_BLK,
TestUtility.GenerateRandomArray(16),
0,
0);
var blk = pccrrBlocksResponse.MsgBLK;
blk.SizeOfBlock = 0;
pccrrBlocksResponse.MsgBLK = blk;
pccrrServer.SendPacket(pccrrBlocksResponse);
blockRetrieved = true;
}
});
pccrrServer.StartListening();
PCHCClient pchcClient = new PCHCClient(
TransferProtocol.HTTPS,
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPSListenPort,
PchcConsts.HttpsUrl,
testConfig.DomainName,
testConfig.UserName,
testConfig.UserPassword);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Offer block to hosted cache server");
SEGMENT_INFO_MESSAGE segmentInfoMessage = pchcClient.CreateSegmentInfoMessage(
testConfig.ClientContentRetrievalListenPort,
contentInformation,
0);
pchcClient.SendSegmentInfoMessage(segmentInfoMessage);
TestUtility.DoUntilSucceed(() =>
{
return(blockRetrieved);
}, testConfig.Timeout, testConfig.RetryInterval);
}
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Try to retrieve the block from hosted cache server");
PccrrClient pccrrClient = new PccrrClient(
testConfig.HostedCacheServerComputerName,
testConfig.HostedCacheServerHTTPListenPort);
PccrrGETBLKSRequestPacket pccrrBlkRequest = pccrrClient.CreateMsgGetBlksRequest(
contentInformation.GetSegmentId(0),
CryptoAlgoId_Values.AES_128,
MsgType_Values.MSG_GETBLKS,
0,
1);
pccrrClient.SendPacket(
pccrrBlkRequest,
testConfig.Timeout);
PccrrBLKResponsePacket pccrrBlkResponse
= (PccrrBLKResponsePacket)pccrrClient.ExpectPacket();
BaseTestSite.Assert.AreEqual <uint>(
0,
pccrrBlkResponse.MsgBLK.SizeOfBlock,
"The server MUST set the SizeOfBlock field to zero if blocks data is not available.");
}
