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Diffstat (limited to '0.8/src/sock/sock.cpp')
-rw-r--r--0.8/src/sock/sock.cpp446
1 files changed, 0 insertions, 446 deletions
diff --git a/0.8/src/sock/sock.cpp b/0.8/src/sock/sock.cpp
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index fdba716..0000000
--- a/0.8/src/sock/sock.cpp
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-/*:*
- *: File: ./src/sock/sock.cpp
- *:
- *: yChat; Homepage: ychat.buetow.org; Version 0.9.0-CURRENT
- *:
- *: Copyright (C) 2003 Paul C. Buetow, Volker Richter
- *: Copyright (C) 2004 Paul C. Buetow
- *: Copyright (C) 2005 EXA Digital Solutions GbR
- *: Copyright (C) 2006, 2007 Paul C. Buetow
- *:
- *: 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.
- *:*/
-
-#ifndef SOCK_CPP
-#define SOCK_CPP
-
-#include <arpa/inet.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-#include "sock.h"
-#include "../tool/tool.h"
-
-using namespace std;
-
-vector< sock* > sock::vec_socks;
-int sock::i_id_counter = 0;
-
-sock::sock()
-{
- this->i_id = ++i_id_counter;
-
- this->b_run = true;
- this->i_req = 0;
- this->p_reqp = new reqp();
-
-#ifdef LOGGING
- this->log_daemon = new logd( wrap::CONF->get_elem( "httpd.logging.accessfile" ),
- wrap::CONF->get_elem( "httpd.logging.access_lines" ) );
-#endif
-
- this->p_ip_cache_map = new shashmap < string, unsigned, self_hash<unsigned>, equals_allocator<unsigned> >;
- vec_socks.push_back(this);
-}
-
-//<<*
-/*
-void
-sock::chat_stream(context *p_context, string s_msg)
-{
- p_user->set_context(p_sock);
-
- _send(p_sock, s_msg.c_str(), s_msg.size()); // FOOBAR
-
- for (int i = 0; i < PUSHSTR; ++i)
- _send(p_sock, " \n", 2);
-
- p_user->set_sock(p_sock);
-}
-*/
-//*>>
-
-int
-sock::_make_server_socket( int i_port )
-{
- size_t i_sock;
- struct sockaddr_in name;
-
- // create the server socket.
- i_sock = socket (AF_INET, SOCK_STREAM, 0);
- // i_sock = socket (PF_INET, SOCK_STREAM, 0);
- if (i_sock < 0)
- {
- wrap::system_message(SOCKERR, errno);
-
- if ( ++i_port > MAXPORT )
- exit(1);
-
- wrap::system_message(SOCKERR, errno);
-
- return _make_server_socket( i_port );
- }
-
- // give the server socket a name.
- name.sin_family = AF_INET;
- name.sin_addr.s_addr = htonl(INADDR_ANY);
- name.sin_port = htons(i_port);
- int i_optval = 1;
-
- if (bind(i_sock, (struct sockaddr *) &name, sizeof (name)) < 0)
- {
- wrap::system_message(BINDERR, errno);
-
- if (++i_port > MAXPORT)
- exit(1);
-
- wrap::system_message(string(SOCKERR) + tool::int2string(i_port));
-
- // Re-run recursive.
- return _make_server_socket(i_port);
- }
-
- setsockopt(i_sock, SOL_SOCKET, SO_REUSEADDR, (char*)&i_optval, sizeof(int));
-
- if (set_nonblock(i_server_sock) < 0)
- {
- wrap::system_message(NONBLER, errno);
- exit(EXIT_FAILURE);
- }
-
- wrap::system_message(SOCKCRT + string("localhost:") + tool::int2string(i_port));
-
- i_server_port = i_port;
- i_server_sock = i_sock;
-
- if (listen(i_sock, BACKLOG) < 0)
- {
- wrap::system_message(LISTERR, errno);
- exit(EXIT_FAILURE);
- }
-
- wrap::system_message(SOCKRDY);
- return i_sock;
-}
-
-#ifdef OPENSSL
-// This method is virtual, and is overloaded by sslsock!
-bool
-sock::_main_loop_do_ssl_stuff(int &i_new_sock)
-{
- return 0;
-}
-#endif
-
-void
-sock::process_request()
-{
- int i;
- struct sockaddr_in clientname;
- socklen_t size;
-
- ++i_req;
- int i_client_sock = accept(i_server_sock, (struct sockaddr *) &clientname, &size);
-
- if (i_client_sock == -1)
- {
- switch (errno)
- {
- case EAGAIN:
- case EINTR:
- return;
- }
- }
-
- if (0 < set_nonblock(i_client_sock))
- {
- wrap::system_message(NONBCER, errno);
- }
-
-#ifdef OPENSSL
- _main_loop_do_ssl_stuff(i_client_sock);
-#endif
-
-#ifdef VERBOSE
- wrap::system_message(NEWREQU
- + tool::int2string(i_req) + " "
- + string(inet_ntoa( clientname.sin_addr )) + ":"
- + tool::int2string(ntohs ( clientname.sin_port ))
- + " @" + tool::int2string(get_id())
- );
-#endif
-
- context *p_context = new context(this, new struct event, i_client_sock);
-
- event_set(p_context->p_event, i_client_sock, EV_READ , handle_client_read, p_context);
- event_add(p_context->p_event, NULL);
-}
-
-void
-sock::clean_ipcache()
-{
- int i_ipcachesize = wrap::CONF->get_int("httpd.ipcachesize");
- int i_currentsize = p_ip_cache_map->size();
-
- if (i_currentsize > 0 && (i_ipcachesize == 0 || i_ipcachesize <= i_currentsize))
- wrap::system_message(SOCKCA2+tool::int2string(i_currentsize)+","+tool::int2string(i_ipcachesize)+")");
-}
-
-void
-sock::init_event_handlers()
-{
- for (vector< sock* >::iterator iter = sock::vec_socks.begin();
- iter != sock::vec_socks.end(); ++iter)
- {
- wrap::system_message(EVENTSO, (*iter)->get_id());
- (*iter)->init_server_event_handler();
- }
-}
-
-void
-sock::init_server_event_handler()
-{
- event_set(&ev_handle_server_accept, i_server_sock, EV_READ | EV_PERSIST, handle_server_accept, this);
- event_add(&ev_handle_server_accept, NULL);
-}
-
-void
-sock::handle_server_accept(int i_fd, short event, void *p_arg)
-{
- sock *p_sock = static_cast<sock*>(p_arg);
- p_sock->process_request();
-}
-
-void
-sock::handle_client_read(int i_fd, short event, void *p_arg)
-{
- static int i_size = READSOCK * sizeof(char);
- context *p_context = static_cast<context*>(p_arg);
-
- if (-1 == read(i_fd, p_context->c_buf, i_size))
- {
- switch (errno)
- {
- case EAGAIN:
- case EINTR:
- event_add(p_context->p_event, NULL);
- return;
- }
- }
- p_context->del_event();
-
- string s_buf(p_context->c_buf);
- string s_query("");
-
- bool b_is_post_request;
-
- if (strncmp("POST", p_context->c_buf, 4) == 0)
- {
- b_is_post_request = true;;
-
- int i_pos = s_buf.find(" HTTP", 0) + 1;
-
- if (i_pos == string::npos && i_pos <= 5)
- {
- wrap::system_message(HTTPERR);
- delete p_context;
- return;
- }
-
- s_query.append(s_buf.substr(5, i_pos - 5));
- }
-
- else if (strncmp("GET", p_context->c_buf, 3) == 0)
- {
- b_is_post_request = false;
- int i_pos = s_buf.find(" HTTP", 0) + 1;
-
- if (i_pos == string::npos && i_pos <= 5)
- {
- wrap::system_message(HTTPERR);
- delete p_context;
- return;
- }
-
- s_query.append(s_buf.substr(5, i_pos - 5));
- }
-
- // Invalid request
- else
- {
- wrap::system_message(HTTPERR);
- delete p_context;
- return;
- }
-
- // Remove /.. from the query
- int i_pos, i_pos2;
- while ( (i_pos = s_query.find("/..")) != string::npos )
- s_query.replace(i_pos, 3, "/");
-
- sock *p_sock = p_context->p_sock;
-
- p_context->p_map_params = new map<string, string>;
- map<string, string>& map_params = *p_context->p_map_params;
-
- struct sockaddr_in client;
- static socklen_t client_size = sizeof(client);
- getpeername(i_fd, (struct sockaddr *) &client, &client_size);
-
- shashmap< string, unsigned, self_hash<unsigned>, equals_allocator<unsigned> > *p_ip_cache_map
- = p_sock->get_ip_cache_map();
-
- unsigned &i_addr = client.sin_addr.s_addr;
-
- if ( (map_params["REMOTE_ADDR"] = p_ip_cache_map->get_elem(i_addr)) == "" )
- {
- map_params["REMOTE_ADDR"] = string(inet_ntoa(client.sin_addr));
- p_ip_cache_map->set_elem(map_params["REMOTE_ADDR"], i_addr);
- wrap::system_message(SOCKCAC+map_params["REMOTE_ADDR"]);
- }
-
- // Get HTTP Header values
- i_pos = s_buf.find("\n");
- if (i_pos != string::npos)
- {
- map_params["QUERY_STRING"] = tool::trim(s_buf.substr(0,i_pos-1));
-
- do
- {
- string s_line(s_buf.substr(0, i_pos));
- i_pos2 = s_line.find(":");
-
- if (i_pos2 != string::npos && s_line.length() > i_pos2+1)
- map_params[ tool::trim(s_line.substr(0, i_pos2)) ] = tool::trim(s_line.substr(i_pos2+1));
-
- s_buf = s_buf.substr(s_line.size() + 1);
- i_pos = s_buf.find("\n");
-
- }
- while (i_pos != string::npos);
- }
-
- // Get request string parameters
- string s_parameters = tool::url_decode(s_query);
- string s_tmp, s_request("");
-
- if ( (i_pos = s_parameters.find("?")) != string::npos)
- {
- s_request.append(s_parameters.substr(0, i_pos));
- s_parameters = s_parameters.substr(i_pos+1);
- }
-
- else if ( (i_pos = s_parameters.find(" ")) != string::npos)
- {
- s_request.append(s_parameters.substr(0, i_pos));
- }
-
- else
- {
- s_request.append(s_parameters);
- }
-
- if (b_is_post_request)
- s_parameters = s_buf;
-
- while ( (i_pos = s_parameters.find("&")) != string::npos )
- {
- s_tmp = s_parameters.substr(0, i_pos );
-
- if ( (i_pos2 = s_tmp.find("=")) != string::npos )
- map_params[ s_tmp.substr(0, i_pos2) ] = tool::replace( s_tmp.substr( i_pos2+1 ), "\\AND", "&");
-
- s_parameters = s_parameters.substr(i_pos+1);
- }
-
- // Get the last request parameter, which does not have a "&" on the end!
- if ( (i_pos = s_parameters.find("=")) != string::npos )
- {
- if ( (i_pos2 = s_parameters.find(" ")) != string::npos )
- map_params[ s_parameters.substr(0, i_pos) ] = s_parameters.substr(i_pos+1, i_pos2-i_pos-1);
- else
- map_params[ s_parameters.substr(0, i_pos) ] = s_parameters.substr(i_pos+1);
- }
-
-#ifdef VERBOSE
- wrap::system_message(REQUEST + s_request);
-#endif
-
- if (s_request.empty())
- s_request = wrap::CONF->get_elem("httpd.startsite");
-
- map_params["request"] = s_request;
-
- {
- string s_ext(tool::get_extension(s_request));
-
- if ( s_ext == "" )
- s_ext = "default";
-
- map_params["content-type"] = wrap::CONF->get_elem( "httpd.contenttypes." + s_ext );
- }
-
-//#ifdef VERBOSE
-// for (map<string, string>::iterator i = map_params.begin(); i != map_params.end(); ++i)
-// cout << "=>" << i->first << "=" << i->second << "<=" << endl;
-//#endif
-
- p_context->p_response = new string("");
- p_sock->get_req_parser()->parse(p_context);
-
- struct event *p_ev_handle_client_write = new struct event;
- p_context->p_event = p_ev_handle_client_write;
-
- event_set(p_ev_handle_client_write, i_fd, EV_WRITE, handle_client_write, p_context);
- event_add(p_ev_handle_client_write, NULL);
-}
-
-void
-sock::handle_client_write(int i_fd, short event, void *p_arg)
-{
- static int i_char_size = sizeof(char);
-
- context *p_context = static_cast<context*>(p_arg);
- string *p_response = p_context->p_response;
-
- if (-1 == write(i_fd, p_response->c_str(), p_response->length()*i_char_size))
- {
- switch (errno)
- {
- case EAGAIN:
- case EINTR:
- event_add(p_context->p_event, NULL);
- return;
- }
- }
-
- delete p_context;
-}
-
-int
-sock::set_nonblock(int i_sock)
-{
- if (fcntl(i_sock, F_SETFL, O_NONBLOCK) < 0)
- {
- wrap::system_message(SOCKER5, errno);
- return -1;
- }
-
- return 0;
-}
-
-#endif