git.sesse.net Git - cubemap/blob - client.cpp

   1 #include <arpa/inet.h>
   2 #include <netinet/in.h>
   3 #include <stdio.h>
   4 #include <sys/socket.h>
   5
   6 #include "client.h"
   7 #include "log.h"
   8 #include "markpool.h"
   9 #include "state.pb.h"
  10 #include "stream.h"
  11
  12 using namespace std;
  13
  14 Client::Client(int sock)
  15         : sock(sock),
  16           fwmark(0),
  17           connect_time(time(NULL)),
  18           state(Client::READING_REQUEST),
  19           stream(NULL),
  20           header_or_error_bytes_sent(0),
  21           stream_pos(0),
  22           bytes_sent(0),
  23           bytes_lost(0),
  24           num_loss_events(0)
  25 {
  26         request.reserve(1024);
  27
  28         // Find the remote address, and convert it to ASCII.
  29         sockaddr_in6 addr;
  30         socklen_t addr_len = sizeof(addr);
  31
  32         if (getpeername(sock, reinterpret_cast<sockaddr *>(&addr), &addr_len) == -1) {
  33                 log_perror("getpeername");
  34                 remote_addr = "";
  35         } else {
  36                 char buf[INET6_ADDRSTRLEN];
  37                 if (inet_ntop(addr.sin6_family, &addr.sin6_addr, buf, sizeof(buf)) == NULL) {
  38                         log_perror("inet_ntop");
  39                         remote_addr = "";
  40                 } else {
  41                         remote_addr = buf;
  42                 }
  43         }
  44 }
  45
  46 Client::Client(const ClientProto &serialized, Stream *stream)
  47         : sock(serialized.sock()),
  48           remote_addr(serialized.remote_addr()),
  49           connect_time(serialized.connect_time()),
  50           state(State(serialized.state())),
  51           request(serialized.request()),
  52           stream_id(serialized.stream_id()),
  53           stream(stream),
  54           header_or_error(serialized.header_or_error()),
  55           header_or_error_bytes_sent(serialized.header_or_error_bytes_sent()),
  56           stream_pos(serialized.stream_pos()),
  57           bytes_sent(serialized.bytes_sent()),
  58           bytes_lost(serialized.bytes_lost()),
  59           num_loss_events(serialized.num_loss_events())
  60 {
  61         if (stream != NULL && stream->mark_pool != NULL) {
  62                 fwmark = stream->mark_pool->get_mark();
  63         } else {
  64                 fwmark = 0;  // No mark.
  65         }
  66         if (setsockopt(sock, SOL_SOCKET, SO_MARK, &fwmark, sizeof(fwmark)) == -1) {
  67                 if (fwmark != 0) {
  68                         log_perror("setsockopt(SO_MARK)");
  69                 }
  70                 fwmark = 0;
  71         }
  72 }
  73
  74 ClientProto Client::serialize() const
  75 {
  76         ClientProto serialized;
  77         serialized.set_sock(sock);
  78         serialized.set_remote_addr(remote_addr);
  79         serialized.set_connect_time(connect_time);
  80         serialized.set_state(state);
  81         serialized.set_request(request);
  82         serialized.set_stream_id(stream_id);
  83         serialized.set_header_or_error(header_or_error);
  84         serialized.set_header_or_error_bytes_sent(serialized.header_or_error_bytes_sent());
  85         serialized.set_stream_pos(stream_pos);
  86         serialized.set_bytes_sent(bytes_sent);
  87         serialized.set_bytes_lost(bytes_lost);
  88         serialized.set_num_loss_events(num_loss_events);
  89         return serialized;
  90 }
  91
  92 ClientStats Client::get_stats() const
  93 {
  94         ClientStats stats;
  95         stats.stream_id = stream_id;
  96         stats.sock = sock;
  97         stats.fwmark = fwmark;
  98         stats.remote_addr = remote_addr;
  99         stats.connect_time = connect_time;
 100         stats.bytes_sent = bytes_sent;
 101         stats.bytes_lost = bytes_lost;
 102         stats.num_loss_events = num_loss_events;
 103         return stats;
 104 }