#include <stdint.h>
#include <pthread.h>
#include <sys/epoll.h>
+#include <time.h>
#include <string>
#include <map>
#include <vector>
class ClientProto;
class CubemapStateProto;
+class MarkPool;
class Stream;
class StreamProto;
+// Digested statistics for writing to logs etc.
+struct ClientStats {
+ std::string stream_id;
+ std::string remote_addr;
+ time_t connect_time;
+ size_t bytes_sent;
+};
+
struct Client {
Client() {}
Client(int sock);
Client(const ClientProto &serialized, Stream *stream);
ClientProto serialize() const;
+ ClientStats get_stats() const;
+
// The file descriptor associated with this socket.
int sock;
+ // The fwmark associated with this socket (or 0).
+ int fwmark;
+
+ // Some information only used for logging.
+ std::string remote_addr;
+ time_t connect_time;
+
enum State { READING_REQUEST, SENDING_HEADER, SENDING_DATA, SENDING_ERROR };
State state;
// <sleeping_clients>).
std::vector<Client *> to_process;
+ // What pool to fetch marks from, or NULL.
+ MarkPool *mark_pool;
+
// Put client to sleep, since there is no more data for it; we will on
// longer listen on POLLOUT until we get more data. Also, it will be put
// in the list of clients to wake up when we do.
// Stop the thread.
void stop();
+ // Get the list of all currently connected clients.
+ std::vector<ClientStats> get_client_stats() const;
+
+ // Set header (both HTTP header and any stream headers) for the given stream.
void set_header(const std::string &stream_id, const std::string &header);
+ // Set that the given stream should use the given mark pool from now on.
+ // NOTE: This should be set before any clients are connected!
+ void set_mark_pool(const std::string &stream_id, MarkPool *mark_pool);
+
// These will be deferred until the next time an iteration in do_work() happens,
// and the order between them are undefined.
// XXX: header should ideally be ordered with respect to data.
// Mutex protecting queued_data only. Note that if you want to hold both this
// and <mutex> below, you will need to take <mutex> before this one.
- pthread_mutex_t queued_data_mutex;
+ mutable pthread_mutex_t queued_data_mutex;
// Deferred commands that should be run from the do_work() thread as soon as possible.
// We defer these for two reasons:
std::map<std::string, std::string> queued_data;
// All variables below this line are protected by the mutex.
- pthread_mutex_t mutex;
+ mutable pthread_mutex_t mutex;
// If the thread should stop or not.
bool should_stop;