SimSession(tcp::socket socket, tcp::endpoint peer) :
start_tp_(hr_clock_t::now()), socket_(std::move(socket)), peer_(std::move(peer)), req_len_(0), res_len_(0) {
zks::HashCode32 h;
asio::ip::address peer_addr = peer_.address();
h += peer_addr.to_string().c_str();
h += peer_.port();
session_id_ = zks::to_u8string(h);
ZKS_INFO(g_logger, session_id_.c_str(), "new session: [%s] from %s:%d started",
session_id_.c_str(), peer_addr.to_string().c_str(), peer_.port());
}
bool OlsrEventClient::connect(tcp::endpoint& endpoint )
{
// Synchronous connection to server
tcp::socket& sock = m_tcpConnection->socket();
boost::system::error_code error;
sock.connect ( endpoint,error );
if (!error)
{
DBG_DEV(1,"Connection with OLSR event server established");
m_tcpConnection->async_read ( m_messageRead,
boost::bind ( &OlsrEventClient::handleRead, this,
boost::asio::placeholders::error )
);
return true;
}
else
{
MSG_FAILED("Could not connect to OLSR event server %s on port %d",
endpoint.address().to_string().c_str(),
endpoint.port()
);
// std::cerr << "Could not connect to OLSR event server " <<
// << " on port " << endpoint.port() << std::endl;
if (error==boost::asio::error::connection_refused)
{
MSG_FAILED("Please verfiy that OLSR server is running and sereadmo plugin is loaded");
return false;
}
else
throw boost::system::system_error(error);
}
}
int main(int argc, char **argv)
{
if (argc > 1)
if (strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help") == 0) {
printf("\n Usage: %s [ThreadCount] [QueryDataLength]\n", argv[0]);
printf("\n Default: %s %d 4\n", argv[0], thread_count);
printf("\n For example:\n %s 2 32\n", argv[0]);
printf("\n That's means: start server with 2 threads, and per data-package is 32 bytes.\n\n");
exit(1);
}
if (argc > 1)
thread_count = atoi(argv[1]);
if (argc > 2)
qdata = atoi(argv[2]);
rlimit of = {65536, 65536};
if (-1 == setrlimit(RLIMIT_NOFILE, &of)) {
perror("setrlimit");
exit(1);
}
printf("startup server, thread:%d, qdata:%d, listen %s:%d\n", thread_count,
qdata, addr.address().to_string().c_str(), addr.port());
echo_server();
boost::thread_group tg;
for (int i = 0; i < thread_count; ++i)
tg.create_thread([]{ ios.run(); });
tg.join_all();
return 0;
}
void set_peer(tcp::endpoint const& ep)
{
#if TORRENT_USE_IPV6
is_v6_addr = ep.address().is_v6();
if (is_v6_addr)
addr.v6 = ep.address().to_v6().to_bytes();
else
#endif
addr.v4 = ep.address().to_v4().to_bytes();
port = ep.port();
}
ipv6_peer::ipv6_peer(
tcp::endpoint const& ep, bool c, int src
)
: torrent_peer(ep.port(), c, src)
, addr(ep.address().to_v6().to_bytes())
{
is_v6_addr = true;
#if TORRENT_USE_I2P
is_i2p_addr = false;
#endif
}
bool was_introduced_by(peer_plugin const* pp, tcp::endpoint const& ep)
{
ut_pex_peer_plugin const* p = static_cast<ut_pex_peer_plugin const*>(pp);
#if TORRENT_USE_IPV6
if (ep.address().is_v4())
{
#endif
ut_pex_peer_plugin::peers4_t::value_type v(ep.address().to_v4().to_bytes(), ep.port());
ut_pex_peer_plugin::peers4_t::const_iterator i
= std::lower_bound(p->m_peers.begin(), p->m_peers.end(), v);
return i != p->m_peers.end() && *i == v;
#if TORRENT_USE_IPV6
}
else
{
ut_pex_peer_plugin::peers6_t::value_type v(ep.address().to_v6().to_bytes(), ep.port());
ut_pex_peer_plugin::peers6_t::const_iterator i
= std::lower_bound(p->m_peers6.begin(), p->m_peers6.end(), v);
return i != p->m_peers6.end() && *i == v;
}
#endif
}
ipv4_peer::ipv4_peer(
tcp::endpoint const& ep, bool c, int src
)
: torrent_peer(ep.port(), c, src)
, addr(ep.address().to_v4())
{
#if TORRENT_USE_IPV6
is_v6_addr = false;
#endif
#if TORRENT_USE_I2P
is_i2p_addr = false;
#endif
}
inline std::string print_endpoint(tcp::endpoint const& ep)
{
error_code ec;
std::string ret;
address const& addr = ep.address();
#if TORRENT_USE_IPV6
if (addr.is_v6())
{
ret += '[';
ret += addr.to_string(ec);
ret += ']';
ret += ':';
ret += to_string(ep.port()).elems;
}
else
#endif
{
ret += addr.to_string(ec);
ret += ':';
ret += to_string(ep.port()).elems;
}
return ret;
}
static bool resolve_address_tcp(io_service &io, size_t chan, std::string host, unsigned short port, tcp::endpoint &ep)
{
bool result = false;
tcp::resolver resolver(io);
error_code ec;
tcp::resolver::query query(host, "");
std::for_each(resolver.resolve(query, ec), tcp::resolver::iterator(),
[&](const tcp::endpoint & q_ep) {
ep = q_ep;
ep.port(port);
result = true;
logDebug(PFXd "host %s resolved as %s", chan, host.c_str(), to_string_ss(ep).c_str());
});
if (ec) {
logWarn(PFXd "resolve error: %s", chan, ec.message().c_str());
result = false;
}
return result;
}
void run(unsigned sleepMillis)
{
std::cout << "in GUIMessageSenderThread: run "
<< sleepMillis << "ms"
<< std::endl;
while (running_) {
if (!connected_) {
std::cout << "In GUIMessageSenderThread trying to connect to: " << host_ << " " << port_ << std::endl;
//tcp::endpoint endpoint_(boost::asio::ip::address::from_string(host_), port_);
//tcp::endpoint endpoint_(boost::asio::ip::address::from_string(host_), port_);
endpoint_.address(boost::asio::ip::address::from_string(host_));
endpoint_.port(port_);
tcp::acceptor acceptor(*io_service_, endpoint_);
getClientConnection(acceptor);
try {
sendMessages(sleepMillis);
acceptor.close();
stream_.clear();
stream_.close();
}
catch (std::exception& e)
{
std::cerr << "GUIMessageSenderThread Error in connection: " << e.what() << std::endl;
}
connected_ = false;
//boost::asio::deadline_timer timer(*io_service_,boost::posix_time::milliseconds(1000));
//timer.expires_from_now(boost::posix_time::milliseconds(1000));
//timer.wait();
}
}
std::cout << "done GUIMessageSenderThread: run "
<< sleepMillis << "ms"
<< std::endl;
}
tuple endpoint_to_tuple(tcp::endpoint const& ep)
{
return boost::python::make_tuple(ep.address().to_string(), ep.port());
}
// 1. if the IP addresses are identical, hash the ports in 16 bit network-order
// binary representation, ordered lowest first.
// 2. if the IPs are in the same /24, hash the IPs ordered, lowest first.
// 3. if the IPs are in the ame /16, mask the IPs by 0xffffff55, hash them
// ordered, lowest first.
// 4. if IPs are not in the same /16, mask the IPs by 0xffff5555, hash them
// ordered, lowest first.
//
// * for IPv6 peers, just use the first 64 bits and widen the masks.
// like this: 0xffff5555 -> 0xffffffff55555555
// the lower 64 bits are always unmasked
//
// * for IPv6 addresses, compare /32 and /48 instead of /16 and /24
//
// * the two IP addresses that are used to calculate the rank must
// always be of the same address family
//
// * all IP addresses are in network byte order when hashed
boost::uint32_t peer_priority(tcp::endpoint e1, tcp::endpoint e2)
{
TORRENT_ASSERT(e1.address().is_v4() == e2.address().is_v4());
using std::swap;
boost::uint32_t ret;
if (e1.address() == e2.address())
{
if (e1.port() > e2.port())
swap(e1, e2);
boost::uint32_t p;
reinterpret_cast<boost::uint16_t*>(&p)[0] = htons(e1.port());
reinterpret_cast<boost::uint16_t*>(&p)[1] = htons(e2.port());
ret = crc32c_32(p);
}
#if TORRENT_USE_IPV6
else if (e1.address().is_v6())
{
const static boost::uint8_t v6mask[][8] = {
{ 0xff, 0xff, 0xff, 0xff, 0x55, 0x55, 0x55, 0x55 },
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x55, 0x55 },
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }
};
if (e1 > e2) swap(e1, e2);
address_v6::bytes_type b1 = e1.address().to_v6().to_bytes();
address_v6::bytes_type b2 = e2.address().to_v6().to_bytes();
int mask = memcmp(&b1[0], &b2[0], 4) ? 0
: memcmp(&b1[0], &b2[0], 6) ? 1 : 2;
apply_mask(&b1[0], v6mask[mask], 8);
apply_mask(&b2[0], v6mask[mask], 8);
boost::uint64_t addrbuf[4];
memcpy(&addrbuf[0], &b1[0], 16);
memcpy(&addrbuf[2], &b2[0], 16);
ret = crc32c(addrbuf, 4);
}
#endif
else
{
const static boost::uint8_t v4mask[][4] = {
{ 0xff, 0xff, 0x55, 0x55 },
{ 0xff, 0xff, 0xff, 0x55 },
{ 0xff, 0xff, 0xff, 0xff }
};
if (e1 > e2) swap(e1, e2);
address_v4::bytes_type b1 = e1.address().to_v4().to_bytes();
address_v4::bytes_type b2 = e2.address().to_v4().to_bytes();
int mask = memcmp(&b1[0], &b2[0], 2) ? 0
: memcmp(&b1[0], &b2[0], 3) ? 1 : 2;
apply_mask(&b1[0], v4mask[mask], 4);
apply_mask(&b2[0], v4mask[mask], 4);
boost::uint64_t addrbuf;
memcpy(&addrbuf, &b1[0], 4);
memcpy(reinterpret_cast<char*>(&addrbuf) + 4, &b2[0], 4);
ret = crc32c(&addrbuf, 1);
}
return ret;
}
// 1. if the IP addresses are identical, hash the ports in 16 bit network-order
// binary representation, ordered lowest first.
// 2. if the IPs are in the same /24, hash the IPs ordered, lowest first.
// 3. if the IPs are in the ame /16, mask the IPs by 0xffffff55, hash them
// ordered, lowest first.
// 4. if IPs are not in the same /16, mask the IPs by 0xffff5555, hash them
// ordered, lowest first.
//
// * for IPv6 peers, just use the first 64 bits and widen the masks.
// like this: 0xffff5555 -> 0xffffffff55555555
// the lower 64 bits are always unmasked
//
// * for IPv6 addresses, compare /32 and /48 instead of /16 and /24
//
// * the two IP addresses that are used to calculate the rank must
// always be of the same address family
//
// * all IP addresses are in network byte order when hashed
std::uint32_t peer_priority(tcp::endpoint e1, tcp::endpoint e2)
{
TORRENT_ASSERT(e1.address().is_v4() == e2.address().is_v4());
using std::swap;
std::uint32_t ret;
if (e1.address() == e2.address())
{
if (e1.port() > e2.port())
swap(e1, e2);
std::uint32_t p;
#if defined BOOST_BIG_ENDIAN
p = e1.port() << 16;
p |= e2.port();
#elif defined BOOST_LITTLE_ENDIAN
p = aux::host_to_network(e2.port()) << 16;
p |= aux::host_to_network(e1.port());
#else
#error unsupported endianness
#endif
ret = crc32c_32(p);
}
#if TORRENT_USE_IPV6
else if (e1.address().is_v6())
{
static const std::uint8_t v6mask[][8] = {
{ 0xff, 0xff, 0xff, 0xff, 0x55, 0x55, 0x55, 0x55 },
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x55, 0x55 },
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }
};
if (e1 > e2) swap(e1, e2);
address_v6::bytes_type b1 = e1.address().to_v6().to_bytes();
address_v6::bytes_type b2 = e2.address().to_v6().to_bytes();
int mask = memcmp(&b1[0], &b2[0], 4) ? 0
: memcmp(&b1[0], &b2[0], 6) ? 1 : 2;
apply_mask(&b1[0], v6mask[mask], 8);
apply_mask(&b2[0], v6mask[mask], 8);
std::uint64_t addrbuf[4];
memcpy(&addrbuf[0], &b1[0], 16);
memcpy(&addrbuf[2], &b2[0], 16);
ret = crc32c(addrbuf, 4);
}
#endif
else
{
static const std::uint8_t v4mask[][4] = {
{ 0xff, 0xff, 0x55, 0x55 },
{ 0xff, 0xff, 0xff, 0x55 },
{ 0xff, 0xff, 0xff, 0xff }
};
if (e1 > e2) swap(e1, e2);
address_v4::bytes_type b1 = e1.address().to_v4().to_bytes();
address_v4::bytes_type b2 = e2.address().to_v4().to_bytes();
int mask = memcmp(&b1[0], &b2[0], 2) ? 0
: memcmp(&b1[0], &b2[0], 3) ? 1 : 2;
apply_mask(&b1[0], v4mask[mask], 4);
apply_mask(&b2[0], v4mask[mask], 4);
std::uint64_t addrbuf;
memcpy(&addrbuf, &b1[0], 4);
memcpy(reinterpret_cast<char*>(&addrbuf) + 4, &b2[0], 4);
ret = crc32c(&addrbuf, 1);
}
return ret;
}