2 #define _SERVERPOOL_H 1
16 // Provides services such as load-balancing between a number of Server instances.
19 ServerPool(int num_servers);
22 // Fills streams() and clients().
23 CubemapStateProto serialize();
25 // Picks a server (round-robin) and allocates the given client to it.
26 void add_client(int sock);
27 void add_client_from_serialized(const ClientProto &client);
29 // Adds the given stream to all the servers. Returns the stream index.
30 int add_stream(const std::string &url, size_t backlog_size, Stream::Encoding encoding);
31 int add_stream_from_serialized(const StreamProto &stream, const std::vector<int> &data_fds);
33 // Returns the stream index for the given URL (e.g. /foo.ts). Returns -1 on failure.
34 int lookup_stream_by_url(const std::string &url) const;
36 // Adds the given data to all the servers.
37 void set_header(int stream_index,
38 const std::string &http_header,
39 const std::string &stream_header);
40 void add_data(int stream_index, const char *data, size_t bytes);
42 // Connects the given stream to the given mark pool for all the servers.
43 void set_mark_pool(int stream_index, MarkPool *mark_pool);
45 // Changes the given stream's backlog size on all the servers.
46 void set_backlog_size(int stream_index, size_t new_size);
48 // Changes the given stream's encoding type on all the servers.
49 void set_encoding(int stream_index, Stream::Encoding encoding);
51 // Starts all the servers.
54 // Stops all the servers.
57 std::vector<ClientStats> get_client_stats() const;
61 int num_servers, clients_added;
63 ServerPool(const ServerPool &);
66 #endif // !defined(_SERVERPOOL_H)