+#include <stdio.h>
#include <arpa/inet.h>
#include <netinet/in.h>
-#include <stdio.h>
+#include <stdint.h>
#include <sys/socket.h>
#include "client.h"
#include "log.h"
-#include "markpool.h"
#include "state.pb.h"
#include "stream.h"
+#ifndef SO_MAX_PACING_RATE
+#define SO_MAX_PACING_RATE 47
+#endif
+
using namespace std;
Client::Client(int sock)
: sock(sock),
- fwmark(0),
- connect_time(time(NULL)),
state(Client::READING_REQUEST),
stream(NULL),
- header_or_error_bytes_sent(0),
+ header_or_short_response_bytes_sent(0),
stream_pos(0),
bytes_sent(0),
bytes_lost(0),
{
request.reserve(1024);
+ if (clock_gettime(CLOCK_MONOTONIC_COARSE, &connect_time) == -1) {
+ log_perror("clock_gettime(CLOCK_MONOTONIC_COARSE)");
+ return;
+ }
+
// Find the remote address, and convert it to ASCII.
sockaddr_in6 addr;
socklen_t addr_len = sizeof(addr);
if (getpeername(sock, reinterpret_cast<sockaddr *>(&addr), &addr_len) == -1) {
log_perror("getpeername");
remote_addr = "";
+ return;
+ }
+
+ char buf[INET6_ADDRSTRLEN];
+ if (IN6_IS_ADDR_V4MAPPED(&addr.sin6_addr)) {
+ // IPv4 address, really.
+ if (inet_ntop(AF_INET, &addr.sin6_addr.s6_addr32[3], buf, sizeof(buf)) == NULL) {
+ log_perror("inet_ntop");
+ remote_addr = "";
+ } else {
+ remote_addr = buf;
+ }
} else {
- char buf[INET6_ADDRSTRLEN];
if (inet_ntop(addr.sin6_family, &addr.sin6_addr, buf, sizeof(buf)) == NULL) {
log_perror("inet_ntop");
remote_addr = "";
Client::Client(const ClientProto &serialized, Stream *stream)
: sock(serialized.sock()),
remote_addr(serialized.remote_addr()),
- connect_time(serialized.connect_time()),
+ referer(serialized.referer()),
+ user_agent(serialized.user_agent()),
state(State(serialized.state())),
request(serialized.request()),
- stream_id(serialized.stream_id()),
+ url(serialized.url()),
stream(stream),
- header_or_error(serialized.header_or_error()),
- header_or_error_bytes_sent(serialized.header_or_error_bytes_sent()),
+ header_or_short_response(serialized.header_or_short_response()),
+ header_or_short_response_bytes_sent(serialized.header_or_short_response_bytes_sent()),
stream_pos(serialized.stream_pos()),
bytes_sent(serialized.bytes_sent()),
bytes_lost(serialized.bytes_lost()),
num_loss_events(serialized.num_loss_events())
{
- if (stream != NULL && stream->mark_pool != NULL) {
- fwmark = stream->mark_pool->get_mark();
- } else {
- fwmark = 0; // No mark.
- }
- if (setsockopt(sock, SOL_SOCKET, SO_MARK, &fwmark, sizeof(fwmark)) == -1) {
- if (fwmark != 0) {
- log_perror("setsockopt(SO_MARK)");
+ if (stream != NULL) {
+ if (setsockopt(sock, SOL_SOCKET, SO_MAX_PACING_RATE, &stream->pacing_rate, sizeof(stream->pacing_rate)) == -1) {
+ if (stream->pacing_rate != ~0U) {
+ log_perror("setsockopt(SO_MAX_PACING_RATE)");
+ }
}
- fwmark = 0;
}
+ connect_time.tv_sec = serialized.connect_time_sec();
+ connect_time.tv_nsec = serialized.connect_time_nsec();
}
ClientProto Client::serialize() const
ClientProto serialized;
serialized.set_sock(sock);
serialized.set_remote_addr(remote_addr);
- serialized.set_connect_time(connect_time);
+ serialized.set_referer(referer);
+ serialized.set_user_agent(user_agent);
+ serialized.set_connect_time_sec(connect_time.tv_sec);
+ serialized.set_connect_time_nsec(connect_time.tv_nsec);
serialized.set_state(state);
serialized.set_request(request);
- serialized.set_stream_id(stream_id);
- serialized.set_header_or_error(header_or_error);
- serialized.set_header_or_error_bytes_sent(serialized.header_or_error_bytes_sent());
+ serialized.set_url(url);
+ serialized.set_header_or_short_response(header_or_short_response);
+ serialized.set_header_or_short_response_bytes_sent(serialized.header_or_short_response_bytes_sent());
serialized.set_stream_pos(stream_pos);
serialized.set_bytes_sent(bytes_sent);
serialized.set_bytes_lost(bytes_lost);
serialized.set_num_loss_events(num_loss_events);
return serialized;
}
+
+namespace {
+
+string escape_string(const string &str) {
+ string ret;
+ for (size_t i = 0; i < str.size(); ++i) {
+ char buf[16];
+ if (isprint(str[i]) && str[i] >= 32 && str[i] != '"' && str[i] != '\\') {
+ ret.push_back(str[i]);
+ } else {
+ snprintf(buf, sizeof(buf), "\\x%02x", (unsigned char)str[i]);
+ ret += buf;
+ }
+ }
+ return ret;
+}
+
+} // namespace
ClientStats Client::get_stats() const
{
ClientStats stats;
- if (stream_id.empty()) {
- stats.stream_id = "-";
+ if (url.empty()) {
+ stats.url = "-";
} else {
- stats.stream_id = stream_id;
+ stats.url = url;
}
stats.sock = sock;
- stats.fwmark = fwmark;
stats.remote_addr = remote_addr;
+ stats.referer = escape_string(referer);
+ stats.user_agent = escape_string(user_agent);
stats.connect_time = connect_time;
stats.bytes_sent = bytes_sent;
stats.bytes_lost = bytes_lost;