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87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2019 Telegram Systems LLP
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*/
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#pragma once
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#include "adnl/adnl.h"
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#include "td/utils/Random.h"
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#include <set>
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namespace ton {
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namespace adnl {
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class TestLoopbackNetworkManager : public ton::adnl::AdnlNetworkManager {
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public:
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void install_callback(std::unique_ptr<Callback> callback) override {
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CHECK(!callback_);
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callback_ = std::move(callback);
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}
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void add_self_addr(td::IPAddress addr, td::uint32 priority) override {
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}
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void add_proxy_addr(td::IPAddress addr, std::shared_ptr<AdnlProxy> proxy, td::uint32 priority) override {
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}
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void send_udp_packet(ton::adnl::AdnlNodeIdShort src_id, ton::adnl::AdnlNodeIdShort dst_id, td::IPAddress dst_addr,
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td::uint32 priority, td::BufferSlice data) override {
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if (allowed_sources_.count(src_id) == 0 || allowed_destinations_.count(dst_id) == 0) {
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// just drop
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return;
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}
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if (loss_probability_ > 0 && td::Random::fast(0, 10000) < loss_probability_ * 10000) {
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return;
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}
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CHECK(callback_);
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callback_->receive_packet(dst_addr, std::move(data));
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}
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void add_node_id(AdnlNodeIdShort id, bool allow_send, bool allow_receive) {
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if (allow_send) {
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allowed_sources_.insert(id);
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} else {
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allowed_sources_.erase(id);
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}
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if (allow_receive) {
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allowed_destinations_.insert(id);
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} else {
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allowed_destinations_.erase(id);
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}
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}
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void set_loss_probability(double p) {
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CHECK(p >= 0 && p <= 1);
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loss_probability_ = p;
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}
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TestLoopbackNetworkManager() {
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}
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static AdnlAddressList generate_dummy_addr_list(bool empty = false);
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private:
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std::set<AdnlNodeIdShort> allowed_sources_;
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std::set<AdnlNodeIdShort> allowed_destinations_;
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std::unique_ptr<Callback> callback_;
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double loss_probability_ = 0.0;
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};
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} // namespace adnl
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} // namespace ton
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