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// Copyright (C) 2014-2017 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "../include/endpoint_manager_base.hpp"
#include <vsomeip/internal/logger.hpp>
#include "../../utility/include/utility.hpp"
#include "../../routing/include/routing_manager_base.hpp"
#include "../../configuration/include/configuration.hpp"
#include "../include/local_client_endpoint_impl.hpp"
#include "../include/local_server_endpoint_impl.hpp"
#include <iomanip>
namespace vsomeip_v3 {
endpoint_manager_base::endpoint_manager_base(routing_manager_base* const _rm,
boost::asio::io_service& _io,
const std::shared_ptr<configuration>& _configuration) :
rm_(_rm),
io_(_io),
configuration_(_configuration){
}
std::shared_ptr<endpoint> endpoint_manager_base::create_local(client_t _client) {
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
return create_local_unlocked(_client);
}
void endpoint_manager_base::remove_local(client_t _client) {
std::shared_ptr<endpoint> its_endpoint(find_local(_client));
if (its_endpoint) {
its_endpoint->register_error_handler(nullptr);
its_endpoint->stop();
VSOMEIP_INFO << "Client [" << std::hex << rm_->get_client() << "] is closing connection to ["
<< std::hex << _client << "]";
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
local_endpoints_.erase(_client);
}
}
std::shared_ptr<endpoint> endpoint_manager_base::find_or_create_local(client_t _client) {
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
std::shared_ptr<endpoint> its_endpoint(find_local_unlocked(_client));
if (!its_endpoint) {
its_endpoint = create_local_unlocked(_client);
its_endpoint->start();
}
return (its_endpoint);
}
std::shared_ptr<endpoint> endpoint_manager_base::find_local(client_t _client) {
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
return find_local_unlocked(_client);
}
std::shared_ptr<endpoint> endpoint_manager_base::find_local(service_t _service,
instance_t _instance) {
return find_local(rm_->find_local_client(_service, _instance));
}
std::unordered_set<client_t> endpoint_manager_base::get_connected_clients() const {
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
std::unordered_set<client_t> clients;
for (const auto& its_client : local_endpoints_) {
clients.insert(its_client.first);
}
return clients;
}
std::shared_ptr<local_server_endpoint_impl> endpoint_manager_base::create_local_server(
const std::shared_ptr<routing_host>& _routing_host) {
std::shared_ptr<local_server_endpoint_impl> its_server_endpoint;
std::stringstream its_path;
its_path << utility::get_base_path(configuration_) << std::hex << rm_->get_client();
const client_t its_client = rm_->get_client();
#ifdef _WIN32
::_unlink(its_path.str().c_str());
int port = VSOMEIP_INTERNAL_BASE_PORT + its_client;
#else
if (-1 == ::unlink(its_path.str().c_str()) && errno != ENOENT) {
VSOMEIP_ERROR << "endpoint_manager_base::init_receiver unlink failed ("
<< its_path.str() << "): "<< std::strerror(errno);
}
#endif
try {
its_server_endpoint = std::make_shared<local_server_endpoint_impl>(
shared_from_this(), _routing_host,
#ifdef _WIN32
boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port),
#else
boost::asio::local::stream_protocol_ext::endpoint(its_path.str()),
#endif
io_,
configuration_, false);
#ifdef _WIN32
VSOMEIP_INFO << "Listening at " << port;
#else
VSOMEIP_INFO << "Listening at " << its_path.str();
#endif
} catch (const std::exception &e) {
VSOMEIP_ERROR << "Local server endpoint creation failed. Client ID: "
<< std::hex << std::setw(4) << std::setfill('0') << its_client
#ifdef _WIN32
<< " Port: " << std::dec << port
#else
<< " Path: " << its_path.str()
#endif
<< " Reason: " << e.what();
}
return its_server_endpoint;
}
void endpoint_manager_base::on_connect(std::shared_ptr<endpoint> _endpoint) {
rm_->on_connect(_endpoint);
}
void endpoint_manager_base::on_disconnect(std::shared_ptr<endpoint> _endpoint) {
rm_->on_disconnect(_endpoint);
}
bool endpoint_manager_base::on_bind_error(std::shared_ptr<endpoint> _endpoint, uint16_t _remote_port) {
(void)_endpoint;
(void)_remote_port;
return true;
// intentionally left blank
}
void endpoint_manager_base::on_error(
const byte_t *_data, length_t _length, endpoint* const _receiver,
const boost::asio::ip::address &_remote_address,
std::uint16_t _remote_port) {
(void)_data;
(void)_length;
(void)_receiver;
(void)_remote_address;
(void)_remote_port;
// intentionally left blank
}
void endpoint_manager_base::release_port(uint16_t _port, bool _reliable) {
(void)_port;
(void)_reliable;
// intentionally left blank
}
client_t endpoint_manager_base::get_client() const {
return rm_->get_client();
}
std::map<client_t, std::shared_ptr<endpoint>>
endpoint_manager_base::get_local_endpoints() const {
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
return local_endpoints_;
}
void
endpoint_manager_base::log_client_states() const {
std::vector<std::pair<client_t, size_t> > its_client_queue_sizes;
std::stringstream its_log;
{
std::lock_guard<std::mutex> its_lock(local_endpoint_mutex_);
for (const auto &e : local_endpoints_) {
size_t its_queue_size = e.second->get_queue_size();
if (its_queue_size > VSOMEIP_DEFAULT_QUEUE_WARN_SIZE) {
its_client_queue_sizes.push_back(
std::make_pair(e.first, its_queue_size));
}
}
}
std::sort(its_client_queue_sizes.begin(), its_client_queue_sizes.end(),
[](const std::pair<client_t, size_t> &_a,
const std::pair<client_t, size_t> &_b) {
return (_a.second > _b.second);
});
size_t its_max(std::min(size_t(10), its_client_queue_sizes.size()));
for (size_t i = 0; i < its_max; i++) {
its_log << std::hex << std::setw(4) << std::setfill('0')
<< its_client_queue_sizes[i].first << ":"
<< std::dec << its_client_queue_sizes[i].second;
if (i < its_max-1)
its_log << ", ";
}
if (its_log.str().length() > 0)
VSOMEIP_WARNING << "ICQ: [" << its_log.str() << "]";
}
std::shared_ptr<endpoint> endpoint_manager_base::create_local_unlocked(client_t _client) {
std::stringstream its_path;
its_path << utility::get_base_path(configuration_) << std::hex << _client;
std::shared_ptr<local_client_endpoint_impl> its_endpoint;
#ifdef _WIN32
boost::asio::ip::address address = boost::asio::ip::address::from_string("127.0.0.1");
int port = VSOMEIP_INTERNAL_BASE_PORT + _client;
VSOMEIP_INFO << "Connecting to ["
<< std::hex << _client << "] at " << port;
#else
VSOMEIP_INFO << "Client [" << std::hex << rm_->get_client() << "] is connecting to ["
<< std::hex << _client << "] at " << its_path.str();
#endif
its_endpoint = std::make_shared<local_client_endpoint_impl>(
shared_from_this(), rm_->shared_from_this(),
#ifdef _WIN32
boost::asio::ip::tcp::endpoint(address, port)
#else
boost::asio::local::stream_protocol::endpoint(its_path.str())
#endif
, io_, configuration_);
// Messages sent to the VSOMEIP_ROUTING_CLIENT are meant to be routed to
// external devices. Therefore, its local endpoint must not be found by
// a call to find_local. Thus it must not be inserted to the list of local
// clients.
if (_client != VSOMEIP_ROUTING_CLIENT) {
local_endpoints_[_client] = its_endpoint;
}
rm_->register_client_error_handler(_client, its_endpoint);
return its_endpoint;
}
std::shared_ptr<endpoint> endpoint_manager_base::find_local_unlocked(client_t _client) {
std::shared_ptr<endpoint> its_endpoint;
auto found_endpoint = local_endpoints_.find(_client);
if (found_endpoint != local_endpoints_.end()) {
its_endpoint = found_endpoint->second;
}
return (its_endpoint);
}
} // namespace vsomeip_v3
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