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/*
* Oreka -- A media capture and retrieval platform
*
* Copyright (C) 2005, orecx LLC
*
* http://www.orecx.com
*
* This program is free software, distributed under the terms of
* the GNU General Public License.
* Please refer to http://www.gnu.org/copyleft/gpl.html
*
*/
#include "MultiThreadedServer.h"
#include "ace/INET_Addr.h"
#include "ace/OS_NS_string.h"
#include "ObjectFactory.h"
#include "serializers/SingleLineSerializer.h"
#include "serializers/DomSerializer.h"
#include "serializers/UrlSerializer.h"
#include "LogManager.h"
#include "Utils.h"
#include <xercesc/parsers/XercesDOMParser.hpp>
#include <xercesc/dom/DOMWriter.hpp>
#include <xercesc/dom/DOMImplementation.hpp>
#include <xercesc/dom/DOMImplementationRegistry.hpp>
int CommandLineServer::open (void *void_acceptor)
{
return this->activate (THR_DETACHED);
}
void CommandLineServer::run(void* args)
{
unsigned short tcpPort = (unsigned short)(unsigned int)args;
CommandLineAcceptor peer_acceptor;
ACE_INET_Addr addr (tcpPort);
ACE_Reactor reactor;
if (peer_acceptor.open (addr, &reactor) == -1)
{
CStdString tcpPortString = IntToString(tcpPort);
LOG4CXX_ERROR(LOG.rootLog, CStdString("Failed to start command line server on port:") + tcpPortString);
}
else
{
for(;;)
{
reactor.handle_events();
}
}
}
int CommandLineServer::svc(void)
{
for (bool active = true;active == true;)
{
char buf[2048];
ACE_Time_Value timeout;
timeout.sec(3600);
int i = 0;
// Display prompt
char prompt[] = "\r\n>";
peer().send(prompt, 3);
// Get one command line
bool foundCRLF = false;
while(active && !foundCRLF && i<2040)
{
ssize_t size = peer().recv(buf+i, 2040-i, &timeout);
if (size == 0 || size == -1)
{
active = false;
}
else
{
for(int j=0; j<size && !foundCRLF;j++)
{
if(buf[i+j] == '\r' || buf[i+j] == '\n')
{
foundCRLF = true;
buf[i+j] = '\0';
CStdString command(buf);
try
{
CStdString className = SingleLineSerializer::FindClass(command);
ObjectRef objRef = ObjectFactorySingleton::instance()->NewInstance(className);
if (objRef.get())
{
objRef->DeSerializeSingleLine(command);
ObjectRef response = objRef->Process();
CStdString responseString = response->SerializeSingleLine();
peer().send((PCSTR)responseString, responseString.GetLength());
}
else
{
CStdString error = "Unrecognized command";
peer().send(error, error.GetLength()); ;
}
}
catch (CStdString& e)
{
peer().send(e, e.GetLength()); ;
}
}
}
i += size;
}
}
}
return 0;
}
//==============================================================
int HttpServer::open (void *void_acceptor)
{
return this->activate (THR_DETACHED);
}
void HttpServer::run(void* args)
{
unsigned short tcpPort = (unsigned short)(unsigned int)args;
HttpAcceptor peer_acceptor;
ACE_INET_Addr addr (tcpPort);
ACE_Reactor reactor;
if (peer_acceptor.open (addr, &reactor) == -1)
{
CStdString tcpPortString = IntToString(tcpPort);
LOG4CXX_ERROR(LOG.rootLog, CStdString("Failed to start http server on port:") + tcpPortString);
}
else
{
for(;;)
{
reactor.handle_events();
}
}
}
int HttpServer::svc(void)
{
char buf[2048];
buf[2047] = '\0'; // security
ACE_Time_Value timeout;
ssize_t size = peer().recv(buf, 2040);
if (size > 5)
{
try
{
int startUrlOffset = 5; // get rid of "GET /" from Http request, so skip 5 chars
char* stopUrl = ACE_OS::strstr(buf+startUrlOffset, " HTTP"); // detect location of post-URL trailing stuff
if(!stopUrl)
{
throw (CStdString("Malformed http request")); ;
}
*stopUrl = '\0'; // Remove post-URL trailing stuff
CStdString url(buf+startUrlOffset);
int queryOffset = url.Find("?");
if (queryOffset > 0)
{
// Strip beginning of URL in case the command is received as an URL "query" of the form:
// http://hostname/service/command?type=ping
url = url.Right(url.size() - queryOffset - 1);
}
CStdString className = UrlSerializer::FindClass(url);
ObjectRef objRef = ObjectFactorySingleton::instance()->NewInstance(className);
if (objRef.get())
{
objRef->DeSerializeUrl(url);
ObjectRef response = objRef->Process();
DOMImplementation* impl = DOMImplementationRegistry::getDOMImplementation(XStr("Core").unicodeForm());
XERCES_CPP_NAMESPACE::DOMDocument* myDoc;
myDoc = impl->createDocument(
0, // root element namespace URI.
XStr("response").unicodeForm(), // root element name
0); // document type object (DTD).
response->SerializeDom(myDoc);
CStdString pingResponse = DomSerializer::DomNodeToString(myDoc);
CStdString httpOk("HTTP/1.0 200 OK\r\nContent-type: text/xml\r\n\r\n");
peer().send(httpOk, httpOk.GetLength());
peer().send(pingResponse, pingResponse.GetLength());
}
else
{
throw (CStdString("Command not found:") + className); ;
}
}
catch (CStdString &e)
{
CStdString error("HTTP/1.0 404 not found\r\nContent-type: text/html\r\n\r\nError\r\n");
error = error + e + "\r\n";
peer().send(error, error.GetLength());
}
catch(const XMLException& e)
{
CStdString error("HTTP/1.0 404 not found\r\nContent-type: text/html\r\n\r\nXML Error\r\n");
peer().send(error, error.GetLength());
}
}
else
{
CStdString notFound("HTTP/1.0 404 not found\r\nContent-type: text/html\r\n\r\nNot found\r\n");
peer().send(notFound, notFound.GetLength());
}
return 0;
}
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