From 7645971cd6e21ebcf5dd1800bb1f1393284ee0c9 Mon Sep 17 00:00:00 2001 From: Determinant Date: Mon, 12 Nov 2018 17:41:53 -0500 Subject: debug p2p impl --- test/CMakeLists.txt | 3 ++ test/test_p2p.cpp | 151 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 154 insertions(+) create mode 100644 test/test_p2p.cpp (limited to 'test') diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index 44c984d..3d4dc23 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -29,6 +29,9 @@ target_link_libraries(test_bits salticidae_static) add_executable(test_network test_network.cpp) target_link_libraries(test_network salticidae_static) +add_executable(test_p2p test_p2p.cpp) +target_link_libraries(test_p2p salticidae_static) + add_executable(test_queue test_queue.cpp) target_link_libraries(test_queue salticidae_static pthread) diff --git a/test/test_p2p.cpp b/test/test_p2p.cpp new file mode 100644 index 0000000..4146fd9 --- /dev/null +++ b/test/test_p2p.cpp @@ -0,0 +1,151 @@ +/** + * Copyright (c) 2018 Cornell University. + * + * Author: Ted Yin + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is furnished to do + * so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include + +#include "salticidae/msg.h" +#include "salticidae/event.h" +#include "salticidae/network.h" +#include "salticidae/stream.h" + +using salticidae::NetAddr; +using salticidae::DataStream; +using salticidae::MsgNetwork; +using salticidae::htole; +using salticidae::letoh; +using std::placeholders::_1; +using std::placeholders::_2; + +/** Hello Message. */ +struct MsgHello { + static const uint8_t opcode = 0x0; + DataStream serialized; + std::string name; + std::string text; + /** Defines how to serialize the msg. */ + MsgHello(const std::string &name, + const std::string &text) { + serialized << htole((uint32_t)name.length()); + serialized << name << text; + } + /** Defines how to parse the msg. */ + MsgHello(DataStream &&s) { + uint32_t len; + s >> len; + len = letoh(len); + name = std::string((const char *)s.get_data_inplace(len), len); + len = s.size(); + text = std::string((const char *)s.get_data_inplace(len), len); + } +}; + +/** Acknowledgement Message. */ +struct MsgAck { + static const uint8_t opcode = 0x1; + DataStream serialized; + MsgAck() {} + MsgAck(DataStream &&s) {} +}; + +const uint8_t MsgHello::opcode; +const uint8_t MsgAck::opcode; + +using PeerNetworkByteOp = salticidae::PeerNetwork; + +struct MyNet: public PeerNetworkByteOp { + const std::string name; + const NetAddr peer; + + MyNet(const salticidae::EventContext &ec, + const std::string name, + const NetAddr &peer): + PeerNetwork(ec, 10, 2, 2, 4096, 2, 10), + name(name), + peer(peer) { + /* message handler could be a bound method */ + reg_handler(salticidae::generic_bind( + &MyNet::on_receive_hello, this, _1, _2)); + + reg_conn_handler([this](ConnPool::Conn &conn, bool connected) { + if (connected) + { + if (conn.get_mode() == ConnPool::Conn::ACTIVE) + { + printf("[%s] Connected, sending hello.\n", + this->name.c_str()); + /* send the first message through this connection */ + MsgNet::send_msg(MsgHello(this->name, "Hello there!"), + static_cast(conn)); + } + else + printf("[%s] Accepted, waiting for greetings.\n", + this->name.c_str()); + } + else + { + printf("[%s] Disconnected, retrying.\n", this->name.c_str()); + } + }); + } + + void on_receive_hello(MsgHello &&msg, MyNet::Conn &conn) { + printf("[%s] %s says %s\n", + name.c_str(), + msg.name.c_str(), msg.text.c_str()); + /* send acknowledgement */ + MsgNet::send_msg(MsgAck(), conn); + } +}; + + +void on_receive_ack(MsgAck &&msg, MyNet::Conn &conn) { + auto net = static_cast(conn.get_net()); + printf("[%s] the peer knows\n", net->name.c_str()); +} + +salticidae::EventContext ec; +NetAddr alice_addr("127.0.0.1:12345"); +NetAddr bob_addr("127.0.0.1:12346"); + +int main() { + /* test two nodes */ + MyNet alice(ec, "Alice", bob_addr); + MyNet bob(ec, "Bob", alice_addr); + + /* message handler could be a normal function */ + alice.reg_handler(on_receive_ack); + bob.reg_handler(on_receive_ack); + + alice.listen(alice_addr); + bob.listen(bob_addr); + + /* first attempt */ + alice.add_peer(bob_addr); + bob.add_peer(alice_addr); + + ec.dispatch(); + return 0; +} -- cgit v1.2.3-70-g09d2