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101 lines
2.0 KiB
101 lines
2.0 KiB
#include "network.hpp"
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <random>
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int main(int, char** argv) {
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{
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std::random_device hrng{};
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std::minstd_rand srng{hrng()};
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auto soc = socket(AF_INET, SOCK_DGRAM, 0);
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struct sockaddr_in server;
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server.sin_family = AF_INET;
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server.sin_addr.s_addr = *(in_addr_t*)std::array<unsigned char, 4>{127,0,0,1}.data();
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server.sin_port = htons(20450);
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uint32_t tot = 2048;
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if(argv[1])
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{
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tot = std::stoi(argv[1]);
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}
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connect(soc, (struct sockaddr*)&server, sizeof(server));
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sending_data reply;
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received_data request;
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db_page& v = request.page;
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v.fill(1);
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record_identifier& tar = request.identifier;
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auto begin = std::chrono::high_resolution_clock::now();
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for(size_t idx=0;idx<tot;idx++)
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{
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tar.x.internal = srng();
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tar.y.internal = srng();
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request.op = db_op::write;
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sendto(
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soc,
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(void*)&request,
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sizeof(request),
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0,
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(struct sockaddr*)&server,
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(socklen_t)sizeof(server)
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);
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recv(soc, &reply, sizeof(reply), 0);
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}
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auto durr = std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::high_resolution_clock::now() - begin)/tot;
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std::cerr << "durr/elem = " << durr.count() << "ns/op" << std::endl;
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request.op = db_op::read;
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sendto(
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soc,
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(void*)&request,
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sizeof(request),
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0,
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(struct sockaddr*)&server,
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(socklen_t)sizeof(server)
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);
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recv(soc, &reply, sizeof(reply), 0);
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if(reply.page[0] != 1) {
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std::cerr << "read failed" << std::endl;
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}
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request.op = db_op::remove;
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sendto(
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soc,
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(void*)&request,
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sizeof(request),
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0,
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(struct sockaddr*)&server,
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(socklen_t)sizeof(server)
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);
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recv(soc, &reply, sizeof(reply), 0);
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request.op = db_op::read;
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sendto(
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soc,
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(void*)&request,
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sizeof(request),
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0,
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(struct sockaddr*)&server,
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(socklen_t)sizeof(server)
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);
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reply.page.fill(0);
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recv(soc, &reply, sizeof(reply), 0);
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if(reply.page[0] == 1) {
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std::cerr << "remove failed" << std::endl;
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}
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}
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}
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