#include "stream.h"
#include "util.h"
+#ifndef SO_MAX_PACING_RATE
+#define SO_MAX_PACING_RATE 47
+#endif
+
using namespace std;
extern AccessLogThread *access_log;
Server::Server()
{
pthread_mutex_init(&mutex, NULL);
- pthread_mutex_init(&queued_data_mutex, NULL);
+ pthread_mutex_init(&queued_clients_mutex, NULL);
epoll_fd = epoll_create(1024); // Size argument is ignored.
if (epoll_fd == -1) {
void Server::add_client_deferred(int sock)
{
- MutexLock lock(&queued_data_mutex);
+ MutexLock lock(&queued_clients_mutex);
queued_add_clients.push_back(sock);
}
streams[stream_index]->mark_pool = mark_pool;
}
+void Server::set_pacing_rate(int stream_index, uint32_t pacing_rate)
+{
+ MutexLock lock(&mutex);
+ assert(clients.empty());
+ assert(stream_index >= 0 && stream_index < ssize_t(streams.size()));
+ streams[stream_index]->pacing_rate = pacing_rate;
+}
+
void Server::add_data_deferred(int stream_index, const char *data, size_t bytes, StreamStartSuitability suitable_for_stream_start)
{
- MutexLock lock(&queued_data_mutex);
assert(stream_index >= 0 && stream_index < ssize_t(streams.size()));
streams[stream_index]->add_data_deferred(data, bytes, suitable_for_stream_start);
}
ssize_t ret;
do {
- loff_t offset = client->stream_pos % stream->backlog_size;
+ off_t offset = client->stream_pos % stream->backlog_size;
ret = sendfile(client->sock, stream->data_fd, &offset, bytes_to_send);
} while (ret == -1 && errno == EINTR);
log_perror("setsockopt(SO_MARK)");
}
}
+ if (setsockopt(client->sock, SOL_SOCKET, SO_MAX_PACING_RATE, &client->stream->pacing_rate, sizeof(client->stream->pacing_rate)) == -1) {
+ if (client->stream->pacing_rate != ~0U) {
+ log_perror("setsockopt(SO_MAX_PACING_RATE)");
+ }
+ }
client->request.clear();
return 200; // OK!
void Server::process_queued_data()
{
- MutexLock lock(&queued_data_mutex);
+ {
+ MutexLock lock(&queued_clients_mutex);
- for (size_t i = 0; i < queued_add_clients.size(); ++i) {
- add_client(queued_add_clients[i]);
+ for (size_t i = 0; i < queued_add_clients.size(); ++i) {
+ add_client(queued_add_clients[i]);
+ }
+ queued_add_clients.clear();
}
- queued_add_clients.clear();
for (size_t i = 0; i < streams.size(); ++i) {
streams[i]->process_queued_data();