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/**
* Copyright (c) 2018 Cornell University.
*
* Author: Ted Yin <tederminant@gmail.com>
*
* 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 <functional>
#include <openssl/rand.h>
#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 salticidae::bytearray_t;
using std::placeholders::_1;
using std::placeholders::_2;
/** Hello Message. */
struct MsgRand {
static const uint8_t opcode = 0x0;
DataStream serialized;
bytearray_t bytes;
/** Defines how to serialize the msg. */
MsgRand(size_t size) {
bytearray_t bytes;
bytes.resize(size);
RAND_bytes(&bytes[0], size);
serialized << htole((uint32_t)size) << std::move(bytes);
}
/** Defines how to parse the msg. */
MsgRand(DataStream &&s) {
uint32_t len;
s >> len;
bytes = std::move(s);
}
};
/** Acknowledgement Message. */
struct MsgAck {
static const uint8_t opcode = 0x1;
DataStream serialized;
MsgAck() {}
MsgAck(DataStream &&s) {}
};
const uint8_t MsgRand::opcode;
const uint8_t MsgAck::opcode;
using MyNet = salticidae::PeerNetwork<uint8_t>;
std::vector<NetAddr> addrs = {
NetAddr("127.0.0.1:12345"),
NetAddr("127.0.0.1:12346"),
NetAddr("127.0.0.1:12347"),
NetAddr("127.0.0.1:12348")
};
void signal_handler(int) {
throw salticidae::SalticidaeError("got termination signal");
}
int main(int argc, char **argv) {
signal(SIGTERM, signal_handler);
signal(SIGINT, signal_handler);
std::vector<std::thread> nodes;
for (auto &addr: addrs)
{
nodes.push_back(std::thread([addr]() {
salticidae::EventContext ec;
/* test two nodes */
MyNet net(ec, MyNet::Config(
salticidae::ConnPool::Config()
.nworker(2)).conn_timeout(5).ping_period(2));
try {
net.start();
net.listen(addr);
for (auto &paddr: addrs)
if (paddr != addr) net.add_peer(paddr);
ec.dispatch();
} catch (salticidae::SalticidaeError &e) {}
}));
}
for (auto &t: nodes) t.join();
return 0;
}
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