#define _SERVERPOOL_H 1
#include <stddef.h>
+#include <memory>
#include <string>
#include <vector>
#include "stream.h"
#include "udpstream.h"
+class Acceptor;
class Server;
class UDPStream;
struct ClientStats;
class ServerPool {
public:
ServerPool(int num_servers);
- ~ServerPool();
// Fills streams() and clients().
CubemapStateProto serialize();
// Picks a server (round-robin) and allocates the given client to it.
- void add_client(int sock);
- void add_client_from_serialized(const ClientProto &client);
+ void add_client(int sock, Acceptor *acceptor);
+ void add_client_from_serialized(const ClientProto &client, const std::vector<std::shared_ptr<const std::string>> &short_responses);
// Adds the given stream to all the servers. Returns the stream index.
- int add_stream(const std::string &url, size_t backlog_size, size_t prebuffering_bytes, Stream::Encoding encoding);
+ int add_stream(const std::string &url,
+ const std::string &hls_url,
+ size_t backlog_size,
+ size_t prebuffering_bytes,
+ Stream::Encoding encoding,
+ Stream::Encoding src_encoding,
+ unsigned hls_frag_duration,
+ size_t hls_backlog_margin,
+ const std::string &allow_origin);
int add_stream_from_serialized(const StreamProto &stream, const std::vector<int> &data_fds);
void delete_stream(const std::string &url);
int add_udpstream(const sockaddr_in6 &dst, int pacing_rate, int ttl, int multicast_iface_index);
void set_header(int stream_index,
const std::string &http_header,
const std::string &stream_header);
- void add_data(int stream_index, const char *data, size_t bytes, StreamStartSuitability suitable_for_stream_start);
+ void add_data(int stream_index, const char *data, size_t bytes, uint16_t metacube_flags, const RationalPTS &pts);
// Sets the max pacing rate for all the servers.
void set_pacing_rate(int stream_index, uint32_t pacing_rate);
// Changes the given stream's backlog size on all the servers.
void set_backlog_size(int stream_index, size_t new_size);
- // Changes the given stream's encoding type on all the servers.
+ // Changes the given stream's amount of forced prebuffering on all the servers.
+ void set_prebuffering_bytes(int stream_index, size_t new_amount);
+
+ // Changes the given stream's output encoding type on all the servers.
void set_encoding(int stream_index, Stream::Encoding encoding);
+ // Changes the given stream's input encoding type on all the servers.
+ void set_src_encoding(int stream_index, Stream::Encoding encoding);
+
+ // Changes the given stream's maximum HLS fragment duration (in seconds) on all the servers.
+ void set_hls_frag_duration(int stream_index, unsigned hls_frag_duration);
+
+ // Changes the given stream's backlog margin for HLS fragments (in bytes) on all the servers.
+ void set_hls_backlog_margin(int stream_index, size_t hls_backlog_margin);
+
+ // Changes the given stream's CORS header on all the servers.
+ void set_allow_origin(int stream_index, const std::string &allow_origin);
+
+ // Register the given stream under the given URL on all the servers.
+ // Used only for deserialized streams (for new ones, we do this registration
+ // in add_stream()).
+ void register_hls_url(int stream_index, const std::string &hls_url);
+
+ // Adds the given gen204 endpoint to all the servers.
+ void add_gen204(const std::string &url, const std::string &allow_origin);
+
+ // Prepares all the servers for accepting TLS connections from the given acceptor.
+ // (They need a private context, since the contexts are not definde to be thread-safe.)
+ void create_tls_context_for_acceptor(const Acceptor *acceptor);
+
// Starts all the servers.
void run();
std::vector<ClientStats> get_client_stats() const;
private:
- Server *servers;
- int num_servers, clients_added;
+ std::unique_ptr<Server[]> servers;
+ int num_servers, clients_added = 0;
// Our indexing is currently rather primitive; every stream_index in
// [0, num_http_streams) maps to a HTTP stream (of which every Server
// has exactly one copy), and after that, it's mapping directly into
// <udp_streams>.
- int num_http_streams;
- std::vector<UDPStream *> udp_streams;
+ int num_http_streams = 0;
+ std::vector<std::unique_ptr<UDPStream>> udp_streams;
ServerPool(const ServerPool &);
};