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/*
Copyright (c) 1998 - 2011
ILK - Tilburg University
CNTS - University of Antwerp
This file is part of timblserver
timblserver is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
timblserver is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
For questions and suggestions, see:
http://ilk.uvt.nl/software.html
or send mail to:
timbl@uvt.nl
*/
#include <cstdlib>
#include <string>
#include <signal.h>
#include <iostream>
#include "timbl/Types.h"
#include "timblserver/SocketBasics.h"
using namespace std;
int globalTimeOut;
//
// a simple program to demonstrate and test the Timbl Socket interface
//
const string lines[] = { "eerste regel", "tweede regel", "derde regel",
"laatste regel", "" };
bool runClient( const string& sock, int id ){
cerr << "Starting Client " << id << " on localhost, port:" << sock << endl;
Sockets::ClientSocket client;
if ( client.connect( "localhost", sock) ){
string resultLine;
if ( client.read( resultLine ) ){
cerr << "Client " << id << " read():\t\t\t\t" << resultLine << endl;
int i = 0;
string testLine = lines[i];
while ( !testLine.empty() ){
if ( client.write( testLine + "\n" ) ){
cerr << "Client " << id << " wrote():\t\t\t\t" << testLine << endl;
if ( client.read( resultLine ) ){
if ( resultLine == "" )
continue;
cerr << "Client " << id << " read() \t\t\t\t" << resultLine << endl;
}
else {
cerr << "read failed: " + client.getMessage() << endl;
return false;
}
}
else {
cerr << "write failed: " + client.getMessage() << endl;
return false;
}
testLine = lines[++i];
}
cerr << "all lines processed" << endl;
}
else {
cerr << "connection failed: " + client.getMessage() << endl;
return false;
}
}
return true;
}
int randomSecs(){
long int r = random();
ldiv_t dif = ldiv( r, 5 );
return abs(dif.rem);
}
bool runToClient( const string& sock, int id ){
cerr << "Starting Client " << id << " on localhost, port:" << sock << endl;
Sockets::ClientSocket client;
if ( client.connect( "localhost", sock) ){
client.setNonBlocking();
string resultLine;
int timeOut = globalTimeOut;
int snorr = randomSecs();
cerr << "client " << id << " sleeps " << snorr << " seconds" << endl;
sleep( snorr);
if ( client.read( resultLine, timeOut ) ){
cerr << "Client " << id << " read():\t\t\t\t" << resultLine << endl;
int i = 0;
string testLine = lines[i];
while ( !testLine.empty() ){
int snorr = randomSecs();
cerr << "client " << id << " sleeps " << snorr << " seconds" << endl;
sleep( snorr);
if ( client.write( testLine + "\n", timeOut ) ){
cerr << "Client " << id << " wrote():\t\t\t\t" << testLine << endl;
int snorr = randomSecs();
cerr << "client " << id << " sleeps " << snorr << " seconds" << endl;
sleep( snorr);
if ( client.read( resultLine, timeOut ) ){
if ( resultLine == "" )
continue;
cerr << "Client " << id << " read() \t\t\t\t" << resultLine << endl;
}
else {
cerr << "read failed: " + client.getMessage() << endl;
return false;
}
}
else {
cerr << "write failed: " + client.getMessage() << endl;
return false;
}
testLine = lines[++i];
}
cerr << "all lines processed" << endl;
}
else {
cerr << "connection failed: " + client.getMessage() << endl;
return false;
}
}
return true;
}
int main( int argc, const char *argv[] ){
string port = "1234";
string tos = "0";
if ( argc > 1 )
port = argv[1];
if ( argc > 2 )
tos = argv[2];
int timeOut;
if ( !Timbl::stringTo<int>( tos, timeOut ) ){
cerr << "invalid timeout" << endl;
cerr << "usage: " << argv[0] << " <port> <timeout>" << endl;
return 1;
}
else
globalTimeOut = timeOut;
int i;
#pragma omp parallel for
for ( i=0; i < 6; ++i ){
cerr << "creating client: " << i+1 << endl;
if ( globalTimeOut > 0 ){
if ( !runToClient( port, i+1 ) )
cerr << "runClient failed" << endl;
}
else if ( !runClient( port, i+1 ) )
cerr << "runClient failed" << endl;
cerr << "Client "<< i+1 << " Done" << endl;
}
cerr << "clientTest done" << endl;
return 0;
}
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