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/**
** \file echoserver.cpp
** \date 2006-10-02
** \author grymse@alhem.net
**/
/*
Copyright (C) 2006 Anders Hedstrom
This program 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 2
of the License, or (at your option) any later version.
This program 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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef _WIN32
#pragma warning(disable:4786)
#endif
#include <StdoutLog.h>
#include <ListenSocket.h>
#include <SocketHandler.h>
#include <TcpSocket.h>
#ifndef _WIN32
#include <signal.h>
#endif
#include <HttpDebugSocket.h>
#ifdef ENABLE_DETACH
static bool g_b_detach = false;
#endif
#ifdef HAVE_OPENSSL
static bool g_b_ssl = false;
#endif
static std::string gFilename = "server.pem";
static std::string gPw;
static bool quit = false;
static bool g_b_http = false;
static bool g_b_nobuf = false;
#ifdef ENABLE_DETACH
static bool g_b_detach2 = false;
#endif
#define DEB(x)
class MySocket : public TcpSocket
{
public:
MySocket(ISocketHandler& h) : TcpSocket(h) {
SetLineProtocol();
#ifdef HAVE_OPENSSL
if (g_b_ssl)
EnableSSL();
#endif
if (g_b_nobuf)
DisableInputBuffer();
}
~MySocket() {
}
void OnAccept() {
#ifdef ENABLE_DETACH
if (g_b_detach)
{
if (!Detach())
fprintf(stderr, "\nDetach failed\n");
}
#endif
}
void OnRawData(const char *buf,size_t len) {
if (g_b_nobuf)
{
SendBuf(buf, len);
}
}
void OnLine(const std::string& line) {
#ifdef ENABLE_DETACH
if (g_b_detach2 && !IsDetach())
{
m_line = line;
if (!Detach())
{
fprintf(stderr, "\nDetach failed\n");
}
return;
}
DEB(printf("fd %d OnLine; %s\n", GetSocket(), Handler().IsSlave() ? "slave" : "master");)
#endif
Send(line + "\n");
}
void OnDetached() {
DEB(printf("fd %d OnDetached; %s\n", GetSocket(), Handler().IsSlave() ? "slave" : "master");)
// fprintf(stderr, "-");
// fflush(stderr);
#ifdef ENABLE_DETACH
if (g_b_detach2)
{
Send(m_line + "\n");
}
#endif
}
#ifdef HAVE_OPENSSL
void InitSSLServer() {
InitializeContext("echoserver", gFilename, gPw, SSLv23_method());
}
#endif
private:
std::string m_line;
};
#ifndef _WIN32
void sigint(int)
{
quit = true;
}
#endif
int main(int argc,char *argv[])
{
#ifndef _WIN32
signal(SIGPIPE, SIG_IGN);
signal(SIGINT, sigint);
#endif
port_t port = 2222;
bool enableLog = false;
int queue = 20;
for (int i = 1; i < argc; i++)
{
#ifdef ENABLE_DETACH
if (!strcmp(argv[i], "-detach"))
g_b_detach = true;
if (!strcmp(argv[i], "-detach2"))
g_b_detach2 = true;
#endif
#ifdef HAVE_OPENSSL
if (!strcmp(argv[i], "-ssl"))
g_b_ssl = true;
if (!strcmp(argv[i], "-file") && i < argc - 1)
gFilename = argv[++i];
#endif
if (!strcmp(argv[i], "-port") && i < argc - 1)
port = atoi(argv[++i]);
if (!strcmp(argv[i], "-pw") && i < argc - 1)
gPw = argv[++i];
if (!strcmp(argv[i], "-log"))
enableLog = true;
if (!strcmp(argv[i], "-queue") && i < argc - 1)
queue = atoi(argv[++i]);
if (!strcmp(argv[i], "-http"))
g_b_http = true;
if (!strcmp(argv[i], "-nobuf"))
g_b_nobuf = true;
if (!strcmp(argv[i], "-h"))
{
printf("Usage: %s [ options ] [-ssl]\n", *argv);
printf(" -port nn listen on port nn\n");
#ifdef ENABLE_DETACH
printf(" -detach detach each socket on accept\n");
printf(" -detach2 detach when line received\n");
#endif
#ifdef HAVE_OPENSSL
printf(" -ssl run as ssl server, .pem file needed\n");
printf(" -file xx .pem filename, default is \"server.pem\"\n");
#endif
printf(" -pw xx private key password\n");
printf(" -log enable sockethandler debug log\n");
printf(" -queue nn listen queue size (default 20)\n");
printf(" -http enable http server with dummy response\n");
printf(" -nobuf echo raw data\n");
exit(-1);
}
}
if (g_b_http && g_b_nobuf)
{
printf("Nobuf and Http does not work together\n");
exit(-1);
}
StdoutLog *log = enableLog ? new StdoutLog() : NULL;
SocketHandler h(log);
ListenSocket<MySocket> l(h);
ListenSocket<HttpDebugSocket> l2(h);
if (!g_b_http)
{
if (l.Bind(port, queue))
{
fprintf(stderr, "Bind to port %d failed\n", port);
return -1;
}
fprintf(stderr, "Listening on port %d\n", port);
h.Add(&l);
}
else
{
printf("Enable HttpDebugSocket\n");
if (l2.Bind(port, queue))
{
fprintf(stderr, "Bind to port %d failed\n", port);
return -1;
}
fprintf(stderr, "Listening on port %d\n", port);
h.Add(&l2);
}
#ifdef ENABLE_DETACH
if (g_b_detach)
fprintf(stderr, "Will detach each incoming socket\n");
#endif
#ifdef HAVE_OPENSSL
if (g_b_ssl)
fprintf(stderr, "Using SSL\n");
#endif
while (!quit)
{
h.Select(1, 0);
}
fprintf(stderr, "\nExiting...\n");
if (log)
{
// delete log;
}
return 0;
}
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