private Stream PrepareLocationFwdStream(string host, ushort port,
MarshalByRefObject target)
{
// loc fwd ior
byte[] objectKey = IorUtil.GetObjectKeyForObj(target);
string repositoryID = Repository.GetRepositoryID(target.GetType());
// this server support GIOP 1.2 --> create an GIOP 1.2 profile
InternetIiopProfile profile = new InternetIiopProfile(new GiopVersion(1, 2), host,
port, objectKey);
profile.AddTaggedComponent(Services.CodeSetService.CreateDefaultCodesetComponent(m_codec));
Ior locFwdTarget = new Ior(repositoryID, new IorProfile[] { profile });
CdrOutputStreamImpl iorStream = new CdrOutputStreamImpl(new MemoryStream(),
0, new GiopVersion(1, 2));
locFwdTarget.WriteToStream(iorStream);
uint encodedIorLength = (uint)iorStream.GetPosition();
// create the location fwd reply
MemoryStream sourceStream = new MemoryStream();
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0, new GiopVersion(1, 2));
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(1);
cdrOut.WriteOctet(2);
// flags
cdrOut.WriteOctet(0);
// msg-type: reply
cdrOut.WriteOctet(1);
// msg-length
cdrOut.WriteULong(28 + encodedIorLength);
// request-id
cdrOut.WriteULong(5);
// reply-status: location fwd
cdrOut.WriteULong(3);
// one service context to enforce alignement requirement for giop 1.2
cdrOut.WriteULong(1);
cdrOut.WriteULong(162739); // service context id
cdrOut.WriteULong(2); // length of svc context
cdrOut.WriteBool(true);
cdrOut.WriteBool(false);
// svc context end
// body: 8 aligned
cdrOut.ForceWriteAlign(Aligns.Align8);
locFwdTarget.WriteToStream(cdrOut);
sourceStream.Seek(0, SeekOrigin.Begin);
return(sourceStream);
}
private uint AddFinishFragment(CdrOutputStreamImpl targetStream, GiopVersion version,
byte endianFlags, uint reqId, uint reqContentLength,
uint offsetInMsg)
{
byte giopFlags = endianFlags; // no more fragments
GiopHeader fragmentHeader = new GiopHeader(version.Major, version.Minor,
endianFlags, GiopMsgTypes.Request);
uint contentLength = 0;
if (!((version.Major == 1) && (version.Minor <= 1)))
{
// GIOP 1.2
contentLength = 4 + reqContentLength;
}
else
{
contentLength = reqContentLength;
}
fragmentHeader.WriteToStream(targetStream, contentLength);
if (!((version.Major == 1) && (version.Minor <= 1)))
{
// GIOP 1.2
targetStream.WriteULong(reqId);
}
// more is not needed to write a correct GIOP-message for this test from here
for (uint i = offsetInMsg; i < (offsetInMsg + reqContentLength); i++)
{
targetStream.WriteOctet((byte)(i % 255));
}
return(offsetInMsg + reqContentLength);
}
public void TestLocateRequestDeserialisation()
{
MemoryStream sourceStream = new MemoryStream();
// prepare msg
uint requestId = 5;
GiopVersion version = new GiopVersion(1, 2);
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0,
version);
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(version.Major);
cdrOut.WriteOctet(version.Minor);
// flags
cdrOut.WriteOctet(0);
// msg-type: request
cdrOut.WriteOctet((byte)GiopMsgTypes.LocateRequest);
// msg-length
cdrOut.WriteULong(22);
// request-id
cdrOut.WriteULong(requestId);
// target: key type
cdrOut.WriteULong(0);
cdrOut.WriteULong(10); // key length
byte[] objectKey = new byte[] { 116, 101, 115, 116, 111, 98, 106, 101, 99, 116 }; // testobject
cdrOut.WriteOpaque(objectKey);
// create a connection context: this is needed for request deserialisation
GiopConnectionDesc conDesc = new GiopConnectionDesc(null, null);
// go to stream begin
sourceStream.Seek(0, SeekOrigin.Begin);
// deserialise request message
LocateRequestMessage result = m_handler.ParseIncomingLocateRequestMessage(sourceStream);
// now check if values are correct
Assert.IsTrue(result != null, "deserialised message is null");
Assert.AreEqual(requestId, result.RequestId);
Assert.NotNull(result.ObjectKey);
Assert.NotNull(result.TargetUri);
Assert.AreEqual("testobject", result.TargetUri);
}
public void TestReplyDeserialisation()
{
// request msg the reply is for
MethodInfo methodToCall = typeof(TestService).GetMethod("Add");
object[] args = new object[] { ((Int32)1), ((Int32)2) };
string uri = "iiop://localhost:8087/testuri"; // Giop 1.2 will be used because no version spec in uri
TestMessage requestMsg = new TestMessage(methodToCall, args, uri);
requestMsg.Properties[SimpleGiopMsg.IDL_METHOD_NAME_KEY] = methodToCall.Name; // done by serialization normally
// prepare connection desc
GiopClientConnectionDesc conDesc = new GiopClientConnectionDesc(null, null, new GiopRequestNumberGenerator(), null);
// create the reply
MemoryStream sourceStream = new MemoryStream();
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0, new GiopVersion(1, 2));
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(1);
cdrOut.WriteOctet(2);
// flags
cdrOut.WriteOctet(0);
// msg-type: reply
cdrOut.WriteOctet(1);
// msg-length
cdrOut.WriteULong(16);
// request-id
cdrOut.WriteULong(5);
// reply-status: no-exception
cdrOut.WriteULong(0);
// no service contexts
cdrOut.WriteULong(0);
// body: 8 aligned
cdrOut.ForceWriteAlign(Aligns.Align8);
// result
cdrOut.WriteLong(3);
// check deser of msg:
sourceStream.Seek(0, SeekOrigin.Begin);
ReturnMessage result = (ReturnMessage)m_handler.ParseIncomingReplyMessage(sourceStream, requestMsg, conDesc);
Assert.AreEqual(3, result.ReturnValue);
Assert.AreEqual(0, result.OutArgCount);
}
/// <summary>gets a stringified representation</summary>
public override string ToString()
{
// encode the IOR to a CDR-stream, afterwards write it to the iorStream
using (MemoryStream content = new MemoryStream()) {
byte flags = 0;
CdrOutputStream stream = new CdrOutputStreamImpl(content, flags);
stream.WriteOctet(flags); // writing the flags before the IOR
// write content to the IORStream
WriteToStream(stream);
return(StringConversions.Stringify("IOR:", content.GetBuffer(), (int)content.Length));
}
}
/// <param name="fragmentContentBlocks">the nr of 4 byte blocks in the content;
/// must be even for GIOP 1.2</param>
private CdrOutputStreamImpl AddStartMsg(Stream targetStream, GiopVersion version,
byte endianFlags, uint reqId,
uint fragmentContentBlocks, out uint offsetInMsg)
{
byte giopFlags = (byte)(endianFlags | ((byte)2)); // more fragments
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(targetStream, endianFlags,
version);
GiopHeader startHeader = new GiopHeader(version.Major, version.Minor,
giopFlags, GiopMsgTypes.Request);
uint contentLength = 0;
if (!((version.Major == 1) && (version.Minor <= 1)))
{
// GIOP 1.2
contentLength = (uint)(4 + (fragmentContentBlocks * 4));
}
else
{
contentLength = (uint)(8 + (fragmentContentBlocks * 4));
}
startHeader.WriteToStream(cdrOut, contentLength);
if ((version.Major == 1) && (version.Minor == 1))
{
// GIOP 1.1: add service context list here
cdrOut.WriteULong(0); // no contexts
}
cdrOut.WriteULong(reqId); // request id
// more is not needed to write a correct GIOP-message for this test from here
for (uint i = 0; i < fragmentContentBlocks * 4; i++)
{
cdrOut.WriteOctet((byte)(i % 255));
}
offsetInMsg = fragmentContentBlocks * 4;
return(cdrOut);
}
/// <summary>gets a stringified representation</summary>
public override string ToString()
{
// encode the IOR to a CDR-stream, afterwards write it to the iorStream
using (MemoryStream content = new MemoryStream()) {
byte flags = 0;
CdrOutputStream stream = new CdrOutputStreamImpl(content, flags);
stream.WriteOctet(flags); // writing the flags before the IOR
// write content to the IORStream
WriteToStream(stream);
return StringConversions.Stringify("IOR:", content.GetBuffer(), (int)content.Length);
}
}
public void TestLocateRequestDeserialisation() {
MemoryStream sourceStream = new MemoryStream();
// prepare msg
uint requestId = 5;
GiopVersion version = new GiopVersion(1, 2);
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0,
version);
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(version.Major);
cdrOut.WriteOctet(version.Minor);
// flags
cdrOut.WriteOctet(0);
// msg-type: request
cdrOut.WriteOctet((byte)GiopMsgTypes.LocateRequest);
// msg-length
cdrOut.WriteULong(22);
// request-id
cdrOut.WriteULong(requestId);
// target: key type
cdrOut.WriteULong(0);
cdrOut.WriteULong(10); // key length
byte[] objectKey = new byte[] { 116, 101, 115, 116, 111, 98, 106, 101, 99, 116 }; // testobject
cdrOut.WriteOpaque(objectKey);
// create a connection context: this is needed for request deserialisation
GiopConnectionDesc conDesc = new GiopConnectionDesc(null, null);
// go to stream begin
sourceStream.Seek(0, SeekOrigin.Begin);
// deserialise request message
LocateRequestMessage result = m_handler.ParseIncomingLocateRequestMessage(sourceStream);
// now check if values are correct
Assert.IsTrue(result != null, "deserialised message is null");
Assert.AreEqual(requestId, result.RequestId);
Assert.NotNull(result.ObjectKey);
Assert.NotNull(result.TargetUri);
Assert.AreEqual("testobject", result.TargetUri);
}
private Stream PrepareLocationFwdStream(string host, ushort port,
MarshalByRefObject target) {
// loc fwd ior
byte[] objectKey = IorUtil.GetObjectKeyForObj(target);
string repositoryID = Repository.GetRepositoryID(target.GetType());
// this server support GIOP 1.2 --> create an GIOP 1.2 profile
InternetIiopProfile profile = new InternetIiopProfile(new GiopVersion(1, 2), host,
port, objectKey);
profile.AddTaggedComponent(Services.CodeSetService.CreateDefaultCodesetComponent(m_codec));
Ior locFwdTarget = new Ior(repositoryID, new IorProfile[] { profile });
CdrOutputStreamImpl iorStream = new CdrOutputStreamImpl(new MemoryStream(),
0, new GiopVersion(1, 2));
locFwdTarget.WriteToStream(iorStream);
uint encodedIorLength = (uint)iorStream.GetPosition();
// create the location fwd reply
MemoryStream sourceStream = new MemoryStream();
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0, new GiopVersion(1, 2));
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(1);
cdrOut.WriteOctet(2);
// flags
cdrOut.WriteOctet(0);
// msg-type: reply
cdrOut.WriteOctet(1);
// msg-length
cdrOut.WriteULong(28 + encodedIorLength);
// request-id
cdrOut.WriteULong(5);
// reply-status: location fwd
cdrOut.WriteULong(3);
// one service context to enforce alignement requirement for giop 1.2
cdrOut.WriteULong(1);
cdrOut.WriteULong(162739); // service context id
cdrOut.WriteULong(2); // length of svc context
cdrOut.WriteBool(true);
cdrOut.WriteBool(false);
// svc context end
// body: 8 aligned
cdrOut.ForceWriteAlign(Aligns.Align8);
locFwdTarget.WriteToStream(cdrOut);
sourceStream.Seek(0, SeekOrigin.Begin);
return sourceStream;
}
public void TestReplyDeserialisation() {
// request msg the reply is for
MethodInfo methodToCall = typeof(TestService).GetMethod("Add");
object[] args = new object[] { ((Int32) 1), ((Int32) 2) };
string uri = "iiop://localhost:8087/testuri"; // Giop 1.2 will be used because no version spec in uri
TestMessage requestMsg = new TestMessage(methodToCall, args, uri);
requestMsg.Properties[SimpleGiopMsg.IDL_METHOD_NAME_KEY] = methodToCall.Name; // done by serialization normally
// prepare connection desc
GiopClientConnectionDesc conDesc = new GiopClientConnectionDesc(null, null, new GiopRequestNumberGenerator(), null);
// create the reply
MemoryStream sourceStream = new MemoryStream();
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0, new GiopVersion(1, 2));
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(1);
cdrOut.WriteOctet(2);
// flags
cdrOut.WriteOctet(0);
// msg-type: reply
cdrOut.WriteOctet(1);
// msg-length
cdrOut.WriteULong(16);
// request-id
cdrOut.WriteULong(5);
// reply-status: no-exception
cdrOut.WriteULong(0);
// no service contexts
cdrOut.WriteULong(0);
// body: 8 aligned
cdrOut.ForceWriteAlign(Aligns.Align8);
// result
cdrOut.WriteLong(3);
// check deser of msg:
sourceStream.Seek(0, SeekOrigin.Begin);
ReturnMessage result = (ReturnMessage) m_handler.ParseIncomingReplyMessage(sourceStream, requestMsg, conDesc);
Assert.AreEqual(3, result.ReturnValue);
Assert.AreEqual(0, result.OutArgCount);
}
public void TestRequestDeserialisation() {
MemoryStream sourceStream = new MemoryStream();
// prepare msg
uint requestId = 5;
byte responseFlags = 3;
string methodName = "Add";
int nrOfArgs = 2;
int arg1 = 1;
int arg2 = 2;
GiopVersion version = new GiopVersion(1, 2);
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0,
version);
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(version.Major);
cdrOut.WriteOctet(version.Minor);
// flags
cdrOut.WriteOctet(0);
// msg-type: request
cdrOut.WriteOctet(0);
// msg-length
cdrOut.WriteULong(68);
// request-id
cdrOut.WriteULong(requestId);
// response-flags
cdrOut.WriteOctet(responseFlags);
cdrOut.WritePadding(3);
// target: key type
cdrOut.WriteULong(0);
cdrOut.WriteULong(10); // key length
cdrOut.WriteOpaque(new byte[] { 116, 101, 115, 116, 111, 98, 106, 101, 99, 116 }); // testobject
// method name
cdrOut.WriteString(methodName);
// no service contexts
cdrOut.WriteULong(0);
cdrOut.ForceWriteAlign(Aligns.Align8);
// parameters
cdrOut.WriteLong(arg1);
cdrOut.WriteLong(arg2);
// create a connection context: this is needed for request deserialisation
GiopConnectionDesc conDesc = new GiopConnectionDesc(null, null);
// go to stream begin
sourceStream.Seek(0, SeekOrigin.Begin);
IMessage result = null;
TestService service = new TestService();
try {
// object which should be called
string uri = "testobject";
RemotingServices.Marshal(service, uri);
// deserialise request message
result = m_handler.ParseIncomingRequestMessage(sourceStream, conDesc);
} catch (RequestDeserializationException e) {
throw e;
} finally {
RemotingServices.Disconnect(service);
}
// now check if values are correct
Assert.IsTrue(result != null, "deserialised message is null");
Assert.AreEqual(requestId, result.Properties[SimpleGiopMsg.REQUEST_ID_KEY]);
Assert.AreEqual(version, result.Properties[SimpleGiopMsg.GIOP_VERSION_KEY]);
Assert.AreEqual(responseFlags, result.Properties[SimpleGiopMsg.RESPONSE_FLAGS_KEY]);
Assert.AreEqual("testobject", result.Properties[SimpleGiopMsg.URI_KEY]);
Assert.AreEqual("Ch.Elca.Iiop.Tests.TestService", result.Properties[SimpleGiopMsg.TYPENAME_KEY]);
Assert.AreEqual(methodName, result.Properties[SimpleGiopMsg.METHODNAME_KEY]);
object[] args = (object[])result.Properties[SimpleGiopMsg.ARGS_KEY];
Assert.IsTrue(args != null, "args is null");
Assert.AreEqual(nrOfArgs, args.Length);
Assert.AreEqual(arg1, args[0]);
Assert.AreEqual(arg2, args[1]);
}
private uint AddFinishFragment(CdrOutputStreamImpl targetStream, GiopVersion version,
byte endianFlags, uint reqId, uint reqContentLength,
uint offsetInMsg) {
byte giopFlags = endianFlags; // no more fragments
GiopHeader fragmentHeader = new GiopHeader(version.Major, version.Minor,
endianFlags, GiopMsgTypes.Request);
uint contentLength = 0;
if (!((version.Major == 1) && (version.Minor <= 1))) {
// GIOP 1.2
contentLength = 4 + reqContentLength;
} else {
contentLength = reqContentLength;
}
fragmentHeader.WriteToStream(targetStream, contentLength);
if (!((version.Major == 1) && (version.Minor <= 1))) {
// GIOP 1.2
targetStream.WriteULong(reqId);
}
// more is not needed to write a correct GIOP-message for this test from here
for (uint i = offsetInMsg; i < (offsetInMsg + reqContentLength); i++) {
targetStream.WriteOctet((byte)(i % 255));
}
return offsetInMsg + reqContentLength;
}
/// <param name="fragmentContentBlocks">the nr of 4 byte blocks in the content;
/// must be even for GIOP 1.2</param>
private CdrOutputStreamImpl AddStartMsg(Stream targetStream, GiopVersion version,
byte endianFlags, uint reqId,
uint fragmentContentBlocks, out uint offsetInMsg) {
byte giopFlags = (byte)(endianFlags | ((byte)2)); // more fragments
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(targetStream, endianFlags,
version);
GiopHeader startHeader = new GiopHeader(version.Major, version.Minor,
giopFlags, GiopMsgTypes.Request);
uint contentLength = 0;
if (!((version.Major == 1) && (version.Minor <= 1))) {
// GIOP 1.2
contentLength = (uint)(4 + (fragmentContentBlocks * 4));
} else {
contentLength = (uint)(8 + (fragmentContentBlocks * 4));
}
startHeader.WriteToStream(cdrOut, contentLength);
if ((version.Major == 1) && (version.Minor == 1)) {
// GIOP 1.1: add service context list here
cdrOut.WriteULong(0); // no contexts
}
cdrOut.WriteULong(reqId); // request id
// more is not needed to write a correct GIOP-message for this test from here
for (uint i = 0; i < fragmentContentBlocks * 4; i++) {
cdrOut.WriteOctet((byte)(i % 255));
}
offsetInMsg = fragmentContentBlocks * 4;
return cdrOut;
}
public void TestRequestDeserialisation()
{
MemoryStream sourceStream = new MemoryStream();
// prepare msg
uint requestId = 5;
byte responseFlags = 3;
string methodName = "Add";
int nrOfArgs = 2;
int arg1 = 1;
int arg2 = 2;
GiopVersion version = new GiopVersion(1, 2);
CdrOutputStreamImpl cdrOut = new CdrOutputStreamImpl(sourceStream, 0,
version);
cdrOut.WriteOpaque(m_giopMagic);
// version
cdrOut.WriteOctet(version.Major);
cdrOut.WriteOctet(version.Minor);
// flags
cdrOut.WriteOctet(0);
// msg-type: request
cdrOut.WriteOctet(0);
// msg-length
cdrOut.WriteULong(68);
// request-id
cdrOut.WriteULong(requestId);
// response-flags
cdrOut.WriteOctet(responseFlags);
cdrOut.WritePadding(3);
// target: key type
cdrOut.WriteULong(0);
cdrOut.WriteULong(10); // key length
cdrOut.WriteOpaque(new byte[] { 116, 101, 115, 116, 111, 98, 106, 101, 99, 116 }); // testobject
// method name
cdrOut.WriteString(methodName);
// no service contexts
cdrOut.WriteULong(0);
cdrOut.ForceWriteAlign(Aligns.Align8);
// parameters
cdrOut.WriteLong(arg1);
cdrOut.WriteLong(arg2);
// create a connection context: this is needed for request deserialisation
GiopConnectionDesc conDesc = new GiopConnectionDesc(null, null);
// go to stream begin
sourceStream.Seek(0, SeekOrigin.Begin);
IMessage result = null;
TestService service = new TestService();
try {
// object which should be called
string uri = "testobject";
RemotingServices.Marshal(service, uri);
// deserialise request message
result = m_handler.ParseIncomingRequestMessage(sourceStream, conDesc);
} catch (RequestDeserializationException e) {
throw e;
} finally {
RemotingServices.Disconnect(service);
}
// now check if values are correct
Assert.IsTrue(result != null, "deserialised message is null");
Assert.AreEqual(requestId, result.Properties[SimpleGiopMsg.REQUEST_ID_KEY]);
Assert.AreEqual(version, result.Properties[SimpleGiopMsg.GIOP_VERSION_KEY]);
Assert.AreEqual(responseFlags, result.Properties[SimpleGiopMsg.RESPONSE_FLAGS_KEY]);
Assert.AreEqual("testobject", result.Properties[SimpleGiopMsg.URI_KEY]);
Assert.AreEqual("Ch.Elca.Iiop.Tests.TestService", result.Properties[SimpleGiopMsg.TYPENAME_KEY]);
Assert.AreEqual(methodName, result.Properties[SimpleGiopMsg.METHODNAME_KEY]);
object[] args = (object[])result.Properties[SimpleGiopMsg.ARGS_KEY];
Assert.IsTrue(args != null, "args is null");
Assert.AreEqual(nrOfArgs, args.Length);
Assert.AreEqual(arg1, args[0]);
Assert.AreEqual(arg2, args[1]);
}
