diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/.gitignore | 1 | ||||
| -rw-r--r-- | test/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | test/test_network.cpp | 157 |
3 files changed, 161 insertions, 0 deletions
diff --git a/test/.gitignore b/test/.gitignore index 9b5c5f5..b514e8d 100644 --- a/test/.gitignore +++ b/test/.gitignore @@ -1,3 +1,4 @@ test_msg test_stream +test_network Makefile diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index 7af1f87..f84384d 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -25,3 +25,6 @@ target_link_libraries(test_msg salticidae_static) add_executable(test_stream test_stream.cpp) target_link_libraries(test_stream salticidae_static) + +add_executable(test_network test_network.cpp) +target_link_libraries(test_network salticidae_static) diff --git a/test/test_network.cpp b/test/test_network.cpp new file mode 100644 index 0000000..da72b93 --- /dev/null +++ b/test/test_network.cpp @@ -0,0 +1,157 @@ +/** + * Copyright (c) 2018 Cornell University. + * + * Author: Ted Yin <[email protected]> + * + * 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 <cstdio> +#include <string> + +#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 opcode_t = uint8_t; + +/** Hello Message. */ +struct MsgHello { + static const opcode_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 opcode_t opcode = 0x1; + DataStream serialized; + MsgAck() {} + MsgAck(DataStream &&s) {} +}; + +using MsgNetworkByteOp = MsgNetwork<opcode_t>; + +struct MyNet: public MsgNetworkByteOp { + const std::string name; + const NetAddr peer; + + MyNet(const salticidae::EventContext &ec, + const std::string name, + const NetAddr &peer): + MsgNetwork<opcode_t>(ec, 10, 1.0, 4096), + name(name), + peer(peer) {} + + struct Conn: public MsgNetworkByteOp::Conn { + MyNet *get_net() { return static_cast<MyNet *>(get_pool()); } + salticidae::RcObj<Conn> self() { + return salticidae::static_pointer_cast<Conn>( + MsgNetworkByteOp::Conn::self()); + } + + void on_setup() override { + auto net = get_net(); + if (get_mode() == ACTIVE) + { + printf("[%s] Connected, sending hello.\n", + net->name.c_str()); + /* send the first message through this connection */ + net->send_msg(MsgHello(net->name, "Hello there!"), self()); + } + else + printf("[%s] Passively connected, waiting for greetings.\n", + net->name.c_str()); + } + void on_teardown() override { + auto net = get_net(); + printf("[%s] Disconnected, retrying.\n", net->name.c_str()); + /* try to reconnect to the same address */ + net->connect(get_addr()); + } + }; + using conn_t = salticidae::RcObj<Conn>; + + salticidae::ConnPool::Conn *create_conn() override { + return new Conn(); + } +}; + + +void on_receive_hello(MsgHello &&msg, MyNet::conn_t conn) { + auto net = conn->get_net(); + printf("[%s] %s says %s\n", + net->name.c_str(), + msg.name.c_str(), msg.text.c_str()); + /* send acknowledgement */ + net->send_msg(MsgAck(), conn); +} + +void on_receive_ack(MsgAck &&msg, MyNet::conn_t conn) { + auto net = conn->get_net(); + printf("[%s] the peer knows\n", net->name.c_str()); +} + +salticidae::EventContext ec; +NetAddr alice_addr("127.0.0.1:1234"); +NetAddr bob_addr("127.0.0.1:1235"); + +int main() { + /* test two nodes */ + MyNet alice(ec, "Alice", bob_addr); + MyNet bob(ec, "Bob", alice_addr); + + /* register the message handler */ + alice.reg_handler(on_receive_hello); + alice.reg_handler(on_receive_ack); + bob.reg_handler(on_receive_hello); + bob.reg_handler(on_receive_ack); + + alice.listen(alice_addr); + bob.listen(bob_addr); + + /* first attempt */ + alice.connect(bob_addr); + bob.connect(alice_addr); + + ec.dispatch(); + return 0; +} |