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mirror of https://github.com/VCMP-SqMod/SqMod.git synced 2024-11-08 00:37:15 +01:00

Minor WS changes and a few helpers.

This commit is contained in:
Sandu Liviu Catalin 2021-09-05 18:15:02 +03:00
parent 11c17189b3
commit cacc6c7c62
3 changed files with 129 additions and 34 deletions

View File

@ -48,6 +48,7 @@ extern void TerminatePrivileges();
extern void TerminateRoutines(); extern void TerminateRoutines();
extern void TerminateCommands(); extern void TerminateCommands();
extern void TerminateSignals(); extern void TerminateSignals();
extern void TerminatePocoNet();
extern void TerminatePocoData(); extern void TerminatePocoData();
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
@ -548,6 +549,7 @@ void Core::Terminate(bool shutdown)
AnnounceTerminate(); AnnounceTerminate();
cLogDbg(m_Verbosity >= 1, "Announcer terminated"); cLogDbg(m_Verbosity >= 1, "Announcer terminated");
// Release Poco statement results // Release Poco statement results
TerminatePocoNet();
TerminatePocoData(); TerminatePocoData();
cLogDbg(m_Verbosity >= 1, "Poco terminated"); cLogDbg(m_Verbosity >= 1, "Poco terminated");
// Release ZMQ sockets // Release ZMQ sockets

View File

@ -10,6 +10,12 @@ namespace SqMod {
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
SQMOD_DECL_TYPENAME(SqWsClient, _SC("SqWsClient")) SQMOD_DECL_TYPENAME(SqWsClient, _SC("SqWsClient"))
// ------------------------------------------------------------------------------------------------
void TerminatePocoNet()
{
}
// ================================================================================================ // ================================================================================================
void Register_POCO_Net(HSQUIRRELVM vm, Table &) void Register_POCO_Net(HSQUIRRELVM vm, Table &)
{ {
@ -25,8 +31,12 @@ void Register_POCO_Net(HSQUIRRELVM vm, Table &)
.Var(_SC("Flags"), &WsClient::mFlags) .Var(_SC("Flags"), &WsClient::mFlags)
.Var(_SC("State"), &WsClient::mState) .Var(_SC("State"), &WsClient::mState)
// Properties // Properties
.Prop(_SC("Tag"), &WsClient::GetTag, &WsClient::SetTag)
.Prop(_SC("Data"), &WsClient::GetData, &WsClient::SetData)
.Prop(_SC("MaxPayloadSize"), &WsClient::GetMaxPayloadSize, &WsClient::SetMaxPayloadSize) .Prop(_SC("MaxPayloadSize"), &WsClient::GetMaxPayloadSize, &WsClient::SetMaxPayloadSize)
// Member Methods // Member Methods
.FmtFunc(_SC("SetTag"), &WsClient::ApplyTag)
.FmtFunc(_SC("SetData"), &WsClient::ApplyData)
.Func(_SC("Shutdown"), &WsClient::Shutdown) .Func(_SC("Shutdown"), &WsClient::Shutdown)
.FmtFunc(_SC("ShutdownWith"), &WsClient::ShutdownWith) .FmtFunc(_SC("ShutdownWith"), &WsClient::ShutdownWith)
.Func(_SC("SendFrame"), &WsClient::SendFrame) .Func(_SC("SendFrame"), &WsClient::SendFrame)

View File

@ -6,12 +6,21 @@
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
#include <vector> #include <vector>
#include <utility>
#include <algorithm>
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
#include <Poco/Thread.h>
#include <Poco/AutoPtr.h>
#include <Poco/Runnable.h>
#include <Poco/Observer.h>
#include <Poco/NObserver.h>
#include <Poco/Net/HTTPRequest.h> #include <Poco/Net/HTTPRequest.h>
#include <Poco/Net/HTTPResponse.h> #include <Poco/Net/HTTPResponse.h>
#include <Poco/Net/HTTPMessage.h> #include <Poco/Net/HTTPMessage.h>
#include <Poco/Net/HTTPClientSession.h> #include <Poco/Net/HTTPClientSession.h>
#include <Poco/Net/SocketAcceptor.h>
#include <Poco/Net/SocketReactor.h>
#include <Poco/Net/WebSocket.h> #include <Poco/Net/WebSocket.h>
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
@ -22,6 +31,34 @@ namespace SqMod {
*/ */
struct WsClient struct WsClient
{ {
/* --------------------------------------------------------------------------------------------
* Flags received in the last call to Recv[String]Frame() (will be overwritten on next call).
*/
int mFlags{0};
/* --------------------------------------------------------------------------------------------
* Return value from the last call to Recv[String]Frame() (will be overwritten on next call).
* A return value of 0, with flags also 0, means that the peer has shut down or closed the connection.
* A return value of 0, with non-zero flags, indicates an reception of an empty frame (e.g., in case of a PING).
*/
int mState{0};
/* --------------------------------------------------------------------------------------------
* Receiving buffer instance.
*/
Poco::Buffer< char > mBuffer;
/* --------------------------------------------------------------------------------------------
* User tag associated with this instance.
*/
String mTag;
/* --------------------------------------------------------------------------------------------
* User data associated with this instance.
*/
LightObj mData;
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* HTTP client session instance. * HTTP client session instance.
*/ */
@ -40,64 +77,110 @@ struct WsClient
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* WebSocket instance. * WebSocket instance.
*/ */
Poco::Net::WebSocket mWebSocket; Poco::Net::WebSocket mSocket;
/* --------------------------------------------------------------------------------------------
* Receiving buffer instance.
*/
Poco::Buffer< char > mBuffer;
/* --------------------------------------------------------------------------------------------
* Flags received in the last call to Recv[String]Frame() (will be overwritten on next call).
*/
int mFlags{0};
/* --------------------------------------------------------------------------------------------
* Return value from the last call to Recv[String]Frame() (will be overwritten on next call).
* A return value of 0, with flags also 0, means that the peer has shut down or closed the connection.
* A return value of 0, with non-zero flags, indicates an reception of an empty frame (e.g., in case of a PING).
*/
int mState{0};
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* Base constructor. * Base constructor.
*/ */
WsClient(StackStrF & host, uint16_t port, StackStrF & uri) WsClient(StackStrF & host, uint16_t port, StackStrF & uri)
: mClient(host.ToStr(), port), : mFlags(0), mState(0), mBuffer(0), mTag(), mData()
mRequest(Poco::Net::HTTPRequest::HTTP_GET, uri.ToStr(), Poco::Net::HTTPRequest::HTTP_1_1), mResponse(), , mClient(host.ToStr(), port)
mWebSocket(mClient, mRequest, mResponse), mBuffer(0), mFlags(0), mState(0) , mRequest(Poco::Net::HTTPRequest::HTTP_GET, uri.ToStr(), Poco::Net::HTTPRequest::HTTP_1_1)
, mResponse()
, mSocket(mClient, mRequest, mResponse)
{ {
mWebSocket.setBlocking(false); // Disable blocking mSocket.setBlocking(false); // Disable blocking
}
/* --------------------------------------------------------------------------------------------
* Retrieve the associated user tag.
*/
SQMOD_NODISCARD const String & GetTag() const
{
return mTag;
}
/* --------------------------------------------------------------------------------------------
* Modify the associated user tag.
*/
void SetTag(StackStrF & tag)
{
if (tag.mLen > 0)
{
mTag.assign(tag.mPtr, static_cast< size_t >(tag.mLen));
}
else
{
mTag.clear();
}
}
/* --------------------------------------------------------------------------------------------
* Modify the associated user tag.
*/
WsClient & ApplyTag(StackStrF & tag)
{
SetTag(tag);
return *this;
}
/* --------------------------------------------------------------------------------------------
* Retrieve the associated user data.
*/
SQMOD_NODISCARD LightObj & GetData()
{
return mData;
}
/* --------------------------------------------------------------------------------------------
* Modify the associated user data.
*/
void SetData(LightObj & data)
{
mData = data;
}
/* --------------------------------------------------------------------------------------------
* Modify the associated user data.
*/
WsClient & ApplyData(LightObj & data)
{
mData = data;
return *this;
} }
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* Sends a Close control frame to the server end of the connection to initiate an orderly shutdown of the connection. * Sends a Close control frame to the server end of the connection to initiate an orderly shutdown of the connection.
*/ */
void Shutdown() { void Shutdown()
mWebSocket.shutdown(); {
mSocket.shutdown();
} }
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* Sends a Close control frame to the server end of the connection to initiate an orderly shutdown of the connection. * Sends a Close control frame to the server end of the connection to initiate an orderly shutdown of the connection.
*/ */
void ShutdownWith(SQInteger code, StackStrF & msg) { void ShutdownWith(SQInteger code, StackStrF & msg)
mWebSocket.shutdown(static_cast< uint16_t >(code), msg.ToStr()); {
mSocket.shutdown(static_cast< uint16_t >(code), msg.ToStr());
} }
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* Sends the contents of the given buffer through the socket as a single frame. * Sends the contents of the given buffer through the socket as a single frame.
* Returns the number of bytes sent, which may be less than the number of bytes specified. * Returns the number of bytes sent, which may be less than the number of bytes specified.
*/ */
SQInteger SendFrame(SqBuffer & buf, SQInteger flags) { SQInteger SendFrame(SqBuffer & buf, SQInteger flags)
return mWebSocket.sendFrame(buf.Valid().Data(), static_cast< int >(buf.Valid().Position()), static_cast< int >(flags)); {
return mSocket.sendFrame(buf.Valid().Data(), static_cast< int >(buf.Valid().Position()), static_cast< int >(flags));
} }
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* Sends the contents of the given string through the socket as a single frame. * Sends the contents of the given string through the socket as a single frame.
* Returns the number of bytes sent, which may be less than the number of bytes specified. * Returns the number of bytes sent, which may be less than the number of bytes specified.
*/ */
SQInteger SendStringFrame(SQInteger flags, StackStrF & str) { SQInteger SendStringFrame(SQInteger flags, StackStrF & str)
return mWebSocket.sendFrame(str.mPtr, static_cast< int >(str.mLen), static_cast< int >(flags)); {
return mSocket.sendFrame(str.mPtr, static_cast< int >(str.mLen), static_cast< int >(flags));
} }
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
@ -108,7 +191,7 @@ struct WsClient
{ {
// Attempt to receive data // Attempt to receive data
try { try {
mState = mWebSocket.receiveFrame(mBuffer, mFlags); mState = mSocket.receiveFrame(mBuffer, mFlags);
} catch (const Poco::TimeoutException &) { } catch (const Poco::TimeoutException &) {
mState = mFlags = 0; // Make sure these don't indicate otherwise mState = mFlags = 0; // Make sure these don't indicate otherwise
return LightObj{}; // We handle timeout so we can be non blocking return LightObj{}; // We handle timeout so we can be non blocking
@ -138,7 +221,7 @@ struct WsClient
{ {
// Attempt to receive data // Attempt to receive data
try { try {
mState = mWebSocket.receiveFrame(mBuffer, mFlags); mState = mSocket.receiveFrame(mBuffer, mFlags);
} catch (const Poco::TimeoutException &) { } catch (const Poco::TimeoutException &) {
mState = mFlags = 0; // Make sure these don't indicate otherwise mState = mFlags = 0; // Make sure these don't indicate otherwise
return LightObj{}; // We handle timeout so we can be non blocking return LightObj{}; // We handle timeout so we can be non blocking
@ -194,7 +277,7 @@ struct WsClient
*/ */
WsClient & SetMaxPayloadSize(SQInteger size) WsClient & SetMaxPayloadSize(SQInteger size)
{ {
mWebSocket.setMaxPayloadSize(static_cast< int >(size)); mSocket.setMaxPayloadSize(static_cast< int >(size));
return *this; return *this;
} }
@ -203,7 +286,7 @@ struct WsClient
*/ */
SQMOD_NODISCARD SQInteger GetMaxPayloadSize() const SQMOD_NODISCARD SQInteger GetMaxPayloadSize() const
{ {
return mWebSocket.getMaxPayloadSize(); return mSocket.getMaxPayloadSize();
} }
}; };