| src/examples/cpp03/http/server/server.cpp | src/examples/cpp11/http/server/server.cpp | 
|---|
| ⋮ | ⋮ | 
| 1 | // | 1 | // | 
| 2 | //·server.cpp | 2 | //·server.cpp | 
| 3 | //·~~~~~~~~~~ | 3 | //·~~~~~~~~~~ | 
| 4 | // | 4 | // | 
| 5 | //·Copyright·(c)·2003-2015·Christopher·M.·Kohlhoff·(chris·at·kohlhoff·dot·com) | 5 | //·Copyright·(c)·2003-2015·Christopher·M.·Kohlhoff·(chris·at·kohlhoff·dot·com) | 
| 6 | // | 6 | // | 
| 7 | //·Distributed·under·the·Boost·Software·License,·Version·1.0.·(See·accompanying | 7 | //·Distributed·under·the·Boost·Software·License,·Version·1.0.·(See·accompanying | 
| 8 | //·file·LICENSE_1_0.txt·or·copy·at·http://www.boost.org/LICENSE_1_0.txt) | 8 | //·file·LICENSE_1_0.txt·or·copy·at·http://www.boost.org/LICENSE_1_0.txt) | 
| 9 | // | 9 | // | 
| 10 |  | 10 |  | 
| 11 | #include·"server.hpp" | 11 | #include·"server.hpp" | 
| 12 | #include·<boost/bind.hpp> |  | 
| 13 | #include·<signal.h> | 12 | #include·<signal.h> | 
|  | 13 | #include·<utility> | 
| 14 |  | 14 |  | 
| 15 | namespace·http·{ | 15 | namespace·http·{ | 
| 16 | namespace·server·{ | 16 | namespace·server·{ | 
| 17 |  | 17 |  | 
| 18 | server::server(const·std::string&·address,·const·std::string&·port, | 18 | server::server(const·std::string&·address,·const·std::string&·port, | 
| 19 | ····const·std::string&·doc_root) | 19 | ····const·std::string&·doc_root) | 
| 20 | ··:·io_service_(), | 20 | ··:·io_service_(), | 
| 21 | ····signals_(io_service_), | 21 | ····signals_(io_service_), | 
| 22 | ····acceptor_(io_service_), | 22 | ····acceptor_(io_service_), | 
| 23 | ····connection_manager_(), | 23 | ····connection_manager_(), | 
| 24 | ····new_connection_(), | 24 | ····socket_(io_service_), | 
| 25 | ····request_handler_(doc_root) | 25 | ····request_handler_(doc_root) | 
| 26 | { | 26 | { | 
| 27 | ··//·Register·to·handle·the·signals·that·indicate·when·the·server·should·exit. | 27 | ··//·Register·to·handle·the·signals·that·indicate·when·the·server·should·exit. | 
| 28 | ··//·It·is·safe·to·register·for·the·same·signal·multiple·times·in·a·program, | 28 | ··//·It·is·safe·to·register·for·the·same·signal·multiple·times·in·a·program, | 
| 29 | ··//·provided·all·registration·for·the·specified·signal·is·made·through·Asio. | 29 | ··//·provided·all·registration·for·the·specified·signal·is·made·through·Asio. | 
| 30 | ··signals_.add(SIGINT); | 30 | ··signals_.add(SIGINT); | 
| 31 | ··signals_.add(SIGTERM); | 31 | ··signals_.add(SIGTERM); | 
| 32 | #if·defined(SIGQUIT) | 32 | #if·defined(SIGQUIT) | 
| 33 | ··signals_.add(SIGQUIT); | 33 | ··signals_.add(SIGQUIT); | 
| 34 | #endif·//·defined(SIGQUIT) | 34 | #endif·//·defined(SIGQUIT) | 
| 35 | ··signals_.async_wait(boost::bind(&server::handle_stop,·this)); | 35 |  | 
|  | 36 | ··do_await_stop(); | 
| 36 |  | 37 |  | 
| 37 | ··//·Open·the·acceptor·with·the·option·to·reuse·the·address·(i.e.·SO_REUSEADDR). | 38 | ··//·Open·the·acceptor·with·the·option·to·reuse·the·address·(i.e.·SO_REUSEADDR). | 
| 38 | ··asio::ip::tcp::resolver·resolver(io_service_); | 39 | ··asio::ip::tcp::resolver·resolver(io_service_); | 
| 39 | ··asio::ip::tcp::resolver::query·query(address,·port); | 40 | ··asio::ip::tcp::endpoint·endpoint·=·*resolver.resolve({address,·port}); | 
| 40 | ··asio::ip::tcp::endpoint·endpoint·=·*resolver.resolve(query); |  | 
| 41 | ··acceptor_.open(endpoint.protocol()); | 41 | ··acceptor_.open(endpoint.protocol()); | 
| 42 | ··acceptor_.set_option(asio::ip::tcp::acceptor::reuse_address(true)); | 42 | ··acceptor_.set_option(asio::ip::tcp::acceptor::reuse_address(true)); | 
| 43 | ··acceptor_.bind(endpoint); | 43 | ··acceptor_.bind(endpoint); | 
| 44 | ··acceptor_.listen(); | 44 | ··acceptor_.listen(); | 
| 45 |  | 45 |  | 
| 46 | ··start_accept(); | 46 | ··do_accept(); | 
| 47 | } | 47 | } | 
| 48 |  | 48 |  | 
| 49 | void·server::run() | 49 | void·server::run() | 
| 50 | { | 50 | { | 
| 51 | ··//·The·io_service::run()·call·will·block·until·all·asynchronous·operations | 51 | ··//·The·io_service::run()·call·will·block·until·all·asynchronous·operations | 
| 52 | ··//·have·finished.·While·the·server·is·running,·there·is·always·at·least·one | 52 | ··//·have·finished.·While·the·server·is·running,·there·is·always·at·least·one | 
| 53 | ··//·asynchronous·operation·outstanding:·the·asynchronous·accept·call·waiting | 53 | ··//·asynchronous·operation·outstanding:·the·asynchronous·accept·call·waiting | 
| 54 | ··//·for·new·incoming·connections. | 54 | ··//·for·new·incoming·connections. | 
| 55 | ··io_service_.run(); | 55 | ··io_service_.run(); | 
| 56 | } | 56 | } | 
| 57 |  | 57 |  | 
| 58 | void·server::start_accept() | 58 | void·server::do_accept() | 
| 59 | { |  | 
| 60 | ··new_connection_.reset(new·connection(io_service_, |  | 
| 61 | ········connection_manager_,·request_handler_)); |  | 
| 62 | ··acceptor_.async_accept(new_connection_->socket(), |  | 
| 63 | ······boost::bind(&server::handle_accept,·this, |  | 
| 64 | ········asio::placeholders::error)); |  | 
| 65 | } |  | 
| 66 |  |  | 
| 67 | void·server::handle_accept(const·asio::error_code&·e) |  | 
| 68 | { | 59 | { | 
| 69 | ··//·Check·whether·the·server·was·stopped·by·a·signal·before·this·completion | 60 | ··acceptor_.async_accept(socket_, | 
| 70 | ··//·handler·had·a·chance·to·run. | 61 | ······[this](std::error_code·ec) | 
| 71 | ··if·(!acceptor_.is_open()) | 62 | ······{ | 
| 72 | ··{ | 63 | ········//·Check·whether·the·server·was·stopped·by·a·signal·before·this | 
| 73 | ····return; | 64 | ········//·completion·handler·had·a·chance·to·run. | 
| 74 | ··} | 65 | ········if·(!acceptor_.is_open()) | 
| 75 |  | 66 | ········{ | 
| 76 | ··if·(!e) | 67 | ··········return; | 
| 77 | ··{ | 68 | ········} | 
| 78 | ····connection_manager_.start(new_connection_); | 69 |  | 
| 79 | ··} | 70 | ········if·(!ec) | 
|  | 71 | ········{ | 
|  | 72 | ··········connection_manager_.start(std::make_shared<connection>( | 
|  | 73 | ··············std::move(socket_),·connection_manager_,·request_handler_)); | 
|  | 74 | ········} | 
| 80 |  | 75 |  | 
| 81 | ··start_accept(); | 76 | ········do_accept(); | 
|  | 77 | ······}); | 
| 82 | } | 78 | } | 
| 83 |  | 79 |  | 
| 84 | void·server::handle_stop() | 80 | void·server::do_await_stop() | 
| 85 | { | 81 | { | 
| 86 | ··//·The·server·is·stopped·by·cancelling·all·outstanding·asynchronous | 82 | ··signals_.async_wait( | 
| 87 | ··//·operations.·Once·all·operations·have·finished·the·io_service::run()·call | 83 | ······[this](std::error_code·/*ec*/,·int·/*signo*/) | 
| 88 | ··//·will·exit. | 84 | ······{ | 
| 89 | ··acceptor_.close(); | 85 | ········//·The·server·is·stopped·by·cancelling·all·outstanding·asynchronous | 
| 90 | ··connection_manager_.stop_all(); | 86 | ········//·operations.·Once·all·operations·have·finished·the·io_service::run() | 
|  | 87 | ········//·call·will·exit. | 
|  | 88 | ········acceptor_.close(); | 
|  | 89 | ········connection_manager_.stop_all(); | 
|  | 90 | ······}); | 
| 91 | } | 91 | } | 
| 92 |  | 92 |  | 
| 93 | }·//·namespace·server | 93 | }·//·namespace·server | 
| 94 | }·//·namespace·http | 94 | }·//·namespace·http |