X-Git-Url: https://git.sesse.net/?p=cubemap;a=blobdiff_plain;f=server.h;h=320fcbcd8da8a274277a9633fbc0e0f1ca95a90c;hp=4b3aab8e9b7250eb47e634805f1978c5a4071ce2;hb=6544fa0ec3f3a501bcb89ea977756911bd7f3ebd;hpb=9b8129d05b5d1ec0caed09a40f170e967afc60b3 diff --git a/server.h b/server.h index 4b3aab8..320fcbc 100644 --- a/server.h +++ b/server.h @@ -8,6 +8,7 @@ #include #include #include +#include #include #include @@ -21,9 +22,9 @@ struct Stream; #define EPOLL_MAX_EVENTS 8192 #define EPOLL_TIMEOUT_MS 20 #define MAX_CLIENT_REQUEST 16384 +#define REQUEST_READ_TIMEOUT_SEC 60 class CubemapStateProto; -class MarkPool; class StreamProto; class Server : public Thread { @@ -39,9 +40,9 @@ public: const std::string &http_header, const std::string &stream_header); - // Set that the given stream should use the given mark pool from now on. + // Set that the given stream should use the given max pacing rate from now on. // NOTE: This should be set before any clients are connected! - void set_mark_pool(int stream_index, MarkPool *mark_pool); + void set_pacing_rate(int stream_index, uint32_t pacing_rate); // These will be deferred until the next time an iteration in do_work() happens, // and the order between them are undefined. @@ -54,11 +55,14 @@ public: // at the same time). CubemapStateProto serialize(); void add_client_from_serialized(const ClientProto &client); - int add_stream(const std::string &url, size_t bytes_received, Stream::Encoding encoding); + int add_stream(const std::string &url, size_t bytes_received, size_t prebuffering_bytes, Stream::Encoding encoding, Stream::Encoding src_encoding); int add_stream_from_serialized(const StreamProto &stream, int data_fd); int lookup_stream_by_url(const std::string &url) const; void set_backlog_size(int stream_index, size_t new_size); + void set_prebuffering_bytes(int stream_index, size_t new_amount); void set_encoding(int stream_index, Stream::Encoding encoding); + void set_src_encoding(int stream_index, Stream::Encoding encoding); + void add_gen204(const std::string &url, const std::string &allow_origin); private: // Mutex protecting queued_add_clients. @@ -85,11 +89,27 @@ private: std::vector streams; // Map from URL to index into . - std::map url_map; + std::map stream_url_map; + + // Map from URL to CORS Allow-Origin header (or empty string). + std::map ping_url_map; // Map from file descriptor to client. std::map clients; + // A list of all clients, ordered by the time they connected (first element), + // and their file descriptor (second element). It is ordered by connection time + // (and thus also by read timeout time) so that we can read clients from the + // start and stop processing once we get to one that isn't ready to be + // timed out yet (which means we only have to look at each client exactly once, + // save for the first element of the queue, which is always checked). + // + // Note that when we delete a client, we don't update this queue. + // This means that when reading it, we need to check if the client it + // describes is still exists (ie., that the fd still exists, and that + // the timespec matches). + std::queue > clients_ordered_by_connect_time; + // Used for epoll implementation (obviously). int epoll_fd; epoll_event events[EPOLL_MAX_EVENTS]; @@ -115,7 +135,7 @@ private: // Close a given client socket, and clean up after it. void close_client(Client *client); - // Parse the HTTP request. Returns a HTTP status code (200/400/404). + // Parse the HTTP request. Returns a HTTP status code (200/204/400/404). int parse_request(Client *client); // Construct the HTTP header, and set the client into @@ -123,9 +143,12 @@ private: void construct_header(Client *client); // Construct a generic error with the given line, and set the client into - // the SENDING_ERROR state. + // the SENDING_SHORT_RESPONSE state. void construct_error(Client *client, int error_code); + // Construct a 204, and set the client into the SENDING_SHORT_RESPONSE state. + void construct_204(Client *client); + void process_queued_data(); void skip_lost_data(Client *client);