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rtorrent/src/command_network.cc
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kannibalox 55c61e9099 Expose the number of current HTTP connections
2016-08-12 02:32:26 +00:00

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// rTorrent - BitTorrent client
// Copyright (C) 2005-2011, Jari Sundell
//
// 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
//
// In addition, as a special exception, the copyright holders give
// permission to link the code of portions of this program with the
// OpenSSL library under certain conditions as described in each
// individual source file, and distribute linked combinations
// including the two.
//
// You must obey the GNU General Public License in all respects for
// all of the code used other than OpenSSL. If you modify file(s)
// with this exception, you may extend this exception to your version
// of the file(s), but you are not obligated to do so. If you do not
// wish to do so, delete this exception statement from your version.
// If you delete this exception statement from all source files in the
// program, then also delete it here.
//
// Contact: Jari Sundell <jaris@ifi.uio.no>
//
// Skomakerveien 33
// 3185 Skoppum, NORWAY
#include "config.h"
#include <functional>
#include <cstdio>
#include <unistd.h>
#include <rak/address_info.h>
#include <rak/path.h>
#include <torrent/connection_manager.h>
#include <torrent/tracker.h>
#include <torrent/tracker_list.h>
#include <torrent/torrent.h>
#include <torrent/rate.h>
#include <torrent/data/file_manager.h>
#include <torrent/download/resource_manager.h>
#include <torrent/utils/log.h>
#include <torrent/utils/option_strings.h>
#include "core/download.h"
#include "core/manager.h"
#include "rpc/scgi.h"
#include "ui/root.h"
#include "rpc/parse.h"
#include "rpc/parse_commands.h"
#include "globals.h"
#include "control.h"
#include "command_helpers.h"
torrent::Object
apply_encryption(const torrent::Object::list_type& args) {
uint32_t options_mask = torrent::ConnectionManager::encryption_none;
for (torrent::Object::list_const_iterator itr = args.begin(), last = args.end(); itr != last; itr++) {
uint32_t opt = torrent::option_find_string(torrent::OPTION_ENCRYPTION, itr->as_string().c_str());
if (opt == torrent::ConnectionManager::encryption_none)
options_mask = torrent::ConnectionManager::encryption_none;
else
options_mask |= opt;
}
torrent::connection_manager()->set_encryption_options(options_mask);
return torrent::Object();
}
torrent::Object
apply_tos(const torrent::Object::string_type& arg) {
rpc::command_base::value_type value;
if (!rpc::parse_whole_value_nothrow(arg.c_str(), &value, 16, 1))
value = torrent::option_find_string(torrent::OPTION_IP_TOS, arg.c_str());
torrent::connection_manager()->set_priority(value);
return torrent::Object();
}
torrent::Object apply_encoding_list(const std::string& arg) { torrent::encoding_list()->push_back(arg); return torrent::Object(); }
torrent::File*
xmlrpc_find_file(core::Download* download, uint32_t index) {
if (index >= download->file_list()->size_files())
return NULL;
return (*download->file_list())[index];
}
// Ergh... time to update the Tracker API to allow proper ptrs.
torrent::Tracker*
xmlrpc_find_tracker(core::Download* download, uint32_t index) {
if (index >= download->tracker_list()->size())
return NULL;
return download->tracker_list()->at(index);
}
torrent::Peer*
xmlrpc_find_peer(core::Download* download, const torrent::HashString& hash) {
torrent::ConnectionList::iterator itr = download->connection_list()->find(hash.c_str());
if (itr == download->connection_list()->end())
return NULL;
return *itr;
}
void
initialize_xmlrpc() {
rpc::xmlrpc.initialize();
rpc::xmlrpc.slot_find_download() = std::bind(&core::DownloadList::find_hex_ptr, control->core()->download_list(), std::placeholders::_1);
rpc::xmlrpc.slot_find_file() = std::bind(&xmlrpc_find_file, std::placeholders::_1, std::placeholders::_2);
rpc::xmlrpc.slot_find_tracker() = std::bind(&xmlrpc_find_tracker, std::placeholders::_1, std::placeholders::_2);
rpc::xmlrpc.slot_find_peer() = std::bind(&xmlrpc_find_peer, std::placeholders::_1, std::placeholders::_2);
unsigned int count = 0;
for (rpc::CommandMap::const_iterator itr = rpc::commands.begin(), last = rpc::commands.end(); itr != last; itr++, count++) {
if (!(itr->second.m_flags & rpc::CommandMap::flag_public_xmlrpc))
continue;
rpc::xmlrpc.insert_command(itr->first, itr->second.m_parm, itr->second.m_doc);
}
lt_log_print(torrent::LOG_RPC_EVENTS, "XMLRPC initialized with %u functions.", count);
}
torrent::Object
apply_scgi(const std::string& arg, int type) {
if (worker_thread->scgi() != NULL)
throw torrent::input_error("SCGI already enabled.");
if (!rpc::xmlrpc.is_valid())
initialize_xmlrpc();
rpc::SCgi* scgi = new rpc::SCgi;
rak::address_info* ai = NULL;
rak::socket_address sa;
rak::socket_address* saPtr;
try {
int port, err;
char dummy;
char address[1024];
std::string path;
switch (type) {
case 1:
if (std::sscanf(arg.c_str(), ":%i%c", &port, &dummy) == 1) {
sa.sa_inet()->clear();
saPtr = &sa;
lt_log_print(torrent::LOG_RPC_EVENTS,
"The SCGI socket has not been bound to any address and likely poses a security risk.");
} else if (std::sscanf(arg.c_str(), "%1023[^:]:%i%c", address, &port, &dummy) == 2) {
if ((err = rak::address_info::get_address_info(address, PF_INET, SOCK_STREAM, &ai)) != 0)
throw torrent::input_error("Could not bind address: " + std::string(rak::address_info::strerror(err)) + ".");
saPtr = ai->address();
lt_log_print(torrent::LOG_RPC_EVENTS,
"The SCGI socket is bound to a specific network device yet may still pose a security risk, consider using 'scgi_local'.");
} else {
throw torrent::input_error("Could not parse address.");
}
if (port <= 0 || port >= (1 << 16))
throw torrent::input_error("Invalid port number.");
saPtr->set_port(port);
scgi->open_port(saPtr, saPtr->length(), rpc::call_command_value("network.scgi.dont_route"));
break;
case 2:
default:
path = rak::path_expand(arg);
unlink(path.c_str());
scgi->open_named(path);
break;
}
if (ai != NULL) rak::address_info::free_address_info(ai);
} catch (torrent::local_error& e) {
if (ai != NULL) rak::address_info::free_address_info(ai);
delete scgi;
throw torrent::input_error(e.what());
}
worker_thread->set_scgi(scgi);
return torrent::Object();
}
torrent::Object
apply_xmlrpc_dialect(const std::string& arg) {
int value;
if (arg == "i8")
value = rpc::XmlRpc::dialect_i8;
else if (arg == "apache")
value = rpc::XmlRpc::dialect_apache;
else if (arg == "generic")
value = rpc::XmlRpc::dialect_generic;
else
value = -1;
rpc::xmlrpc.set_dialect(value);
return torrent::Object();
}
void
initialize_command_network() {
torrent::ConnectionManager* cm = torrent::connection_manager();
torrent::FileManager* fileManager = torrent::file_manager();
core::CurlStack* httpStack = control->core()->http_stack();
CMD2_ANY_STRING ("encoding.add", std::bind(&apply_encoding_list, std::placeholders::_2));
// Isn't port_open used?
CMD2_VAR_BOOL ("network.port_open", true);
CMD2_VAR_BOOL ("network.port_random", true);
CMD2_VAR_STRING ("network.port_range", "6881-6999");
CMD2_ANY ("network.listen.port", std::bind(&torrent::ConnectionManager::listen_port, cm));
CMD2_ANY ("network.listen.backlog", std::bind(&torrent::ConnectionManager::listen_backlog, cm));
CMD2_ANY_VALUE_V ("network.listen.backlog.set", std::bind(&torrent::ConnectionManager::set_listen_backlog, cm, std::placeholders::_2));
CMD2_VAR_BOOL ("protocol.pex", true);
CMD2_ANY_LIST ("protocol.encryption.set", std::bind(&apply_encryption, std::placeholders::_2));
CMD2_VAR_STRING ("protocol.connection.leech", "leech");
CMD2_VAR_STRING ("protocol.connection.seed", "seed");
CMD2_VAR_STRING ("protocol.choke_heuristics.up.leech", "upload_leech");
CMD2_VAR_STRING ("protocol.choke_heuristics.up.seed", "upload_leech");
CMD2_VAR_STRING ("protocol.choke_heuristics.down.leech", "download_leech");
CMD2_VAR_STRING ("protocol.choke_heuristics.down.seed", "download_leech");
CMD2_ANY ("network.http.cacert", std::bind(&core::CurlStack::http_cacert, httpStack));
CMD2_ANY_STRING_V("network.http.cacert.set", std::bind(&core::CurlStack::set_http_cacert, httpStack, std::placeholders::_2));
CMD2_ANY ("network.http.capath", std::bind(&core::CurlStack::http_capath, httpStack));
CMD2_ANY_STRING_V("network.http.capath.set", std::bind(&core::CurlStack::set_http_capath, httpStack, std::placeholders::_2));
CMD2_ANY ("network.http.dns_cache_timeout", std::bind(&core::CurlStack::dns_timeout, httpStack));
CMD2_ANY_VALUE_V ("network.http.dns_cache_timeout.set", std::bind(&core::CurlStack::set_dns_timeout, httpStack, std::placeholders::_2));
CMD2_ANY ("network.http.current_open", std::bind(&core::CurlStack::active, httpStack));
CMD2_ANY ("network.http.max_open", std::bind(&core::CurlStack::max_active, httpStack));
CMD2_ANY_VALUE_V ("network.http.max_open.set", std::bind(&core::CurlStack::set_max_active, httpStack, std::placeholders::_2));
CMD2_ANY ("network.http.proxy_address", std::bind(&core::CurlStack::http_proxy, httpStack));
CMD2_ANY_STRING_V("network.http.proxy_address.set", std::bind(&core::CurlStack::set_http_proxy, httpStack, std::placeholders::_2));
CMD2_ANY ("network.http.ssl_verify_host", std::bind(&core::CurlStack::ssl_verify_host, httpStack));
CMD2_ANY_VALUE_V ("network.http.ssl_verify_host.set", std::bind(&core::CurlStack::set_ssl_verify_host, httpStack, std::placeholders::_2));
CMD2_ANY ("network.http.ssl_verify_peer", std::bind(&core::CurlStack::ssl_verify_peer, httpStack));
CMD2_ANY_VALUE_V ("network.http.ssl_verify_peer.set", std::bind(&core::CurlStack::set_ssl_verify_peer, httpStack, std::placeholders::_2));
CMD2_ANY ("network.send_buffer.size", std::bind(&torrent::ConnectionManager::send_buffer_size, cm));
CMD2_ANY_VALUE_V ("network.send_buffer.size.set", std::bind(&torrent::ConnectionManager::set_send_buffer_size, cm, std::placeholders::_2));
CMD2_ANY ("network.receive_buffer.size", std::bind(&torrent::ConnectionManager::receive_buffer_size, cm));
CMD2_ANY_VALUE_V ("network.receive_buffer.size.set", std::bind(&torrent::ConnectionManager::set_receive_buffer_size, cm, std::placeholders::_2));
CMD2_ANY_STRING ("network.tos.set", std::bind(&apply_tos, std::placeholders::_2));
CMD2_ANY ("network.bind_address", std::bind(&core::Manager::bind_address, control->core()));
CMD2_ANY_STRING_V("network.bind_address.set", std::bind(&core::Manager::set_bind_address, control->core(), std::placeholders::_2));
CMD2_ANY ("network.local_address", std::bind(&core::Manager::local_address, control->core()));
CMD2_ANY_STRING_V("network.local_address.set", std::bind(&core::Manager::set_local_address, control->core(), std::placeholders::_2));
CMD2_ANY ("network.proxy_address", std::bind(&core::Manager::proxy_address, control->core()));
CMD2_ANY_STRING_V("network.proxy_address.set", std::bind(&core::Manager::set_proxy_address, control->core(), std::placeholders::_2));
CMD2_ANY ("network.max_open_files", std::bind(&torrent::FileManager::max_open_files, fileManager));
CMD2_ANY_VALUE_V ("network.max_open_files.set", std::bind(&torrent::FileManager::set_max_open_files, fileManager, std::placeholders::_2));
CMD2_ANY ("network.open_sockets", std::bind(&torrent::ConnectionManager::size, cm));
CMD2_ANY ("network.max_open_sockets", std::bind(&torrent::ConnectionManager::max_size, cm));
CMD2_ANY_VALUE_V ("network.max_open_sockets.set", std::bind(&torrent::ConnectionManager::set_max_size, cm, std::placeholders::_2));
CMD2_ANY_STRING ("network.scgi.open_port", std::bind(&apply_scgi, std::placeholders::_2, 1));
CMD2_ANY_STRING ("network.scgi.open_local", std::bind(&apply_scgi, std::placeholders::_2, 2));
CMD2_VAR_BOOL ("network.scgi.dont_route", false);
CMD2_ANY_STRING ("network.xmlrpc.dialect.set", std::bind(&apply_xmlrpc_dialect, std::placeholders::_2));
CMD2_ANY ("network.xmlrpc.size_limit", std::bind(&rpc::XmlRpc::size_limit));
CMD2_ANY_VALUE_V ("network.xmlrpc.size_limit.set", std::bind(&rpc::XmlRpc::set_size_limit, std::placeholders::_2));
}
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