RESTinio

connection_settings.hpp
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1/*
2 restinio
3*/
4
9#pragma once
10
11#include <http_parser.h>
12
13#include <restinio/connection_state_listener.hpp>
14#include <restinio/incoming_http_msg_limits.hpp>
15
16#include <restinio/utils/suppress_exceptions.hpp>
17
18#include <memory>
19#include <chrono>
20
21 namespace restinio
22{
23
24 namespace impl
25{
26
27 namespace connection_settings_details
28{
29
39 template< typename Listener >
40 struct state_listener_holder_t
41{
42 std::shared_ptr< Listener > m_connection_state_listener;
43
44 template< typename Settings >
45 state_listener_holder_t(
46 const Settings & settings )
47 : m_connection_state_listener{ settings.connection_state_listener() }
48 {}
49
50 template< typename Lambda >
51 void
52 call_state_listener( Lambda && lambda ) const
53 {
54 m_connection_state_listener->state_changed( lambda() );
55 }
56
57 template< typename Lambda >
58 void
59 call_state_listener_suppressing_exceptions(
60 Lambda && lambda ) const noexcept
61 {
62 restinio::utils::suppress_exceptions_quietly( [&] {
63 m_connection_state_listener->state_changed( lambda() );
64 } );
65 }
66};
67
76 template<>
77 struct state_listener_holder_t< connection_state::noop_listener_t >
78{
79 template< typename Settings >
80 state_listener_holder_t( const Settings & ) { /* nothing to do */ }
81
82 template< typename Lambda >
83 void
84 call_state_listener( Lambda && /*lambda*/ ) const noexcept
85 {
86 /* nothing to do */
87 }
88
89 template< typename Lambda >
90 void
91 call_state_listener_suppressing_exceptions(
92 Lambda && /*lambda*/ ) const noexcept
93 {
94 /* nothing to do */
95 }
96};
97
98} /* namespace connection_settings_details */
99
100//
101// connection_settings_t
102//
103
105
109 template < typename Traits >
110 struct connection_settings_t final
111 : public std::enable_shared_from_this< connection_settings_t< Traits > >
112 , public connection_settings_details::state_listener_holder_t<
113 typename Traits::connection_state_listener_t >
114{
115 using timer_manager_t = typename Traits::timer_manager_t;
116 using timer_manager_handle_t = std::shared_ptr< timer_manager_t >;
117
118 using request_handler_t = request_handler_type_from_traits_t< Traits >;
119
120 using logger_t = typename Traits::logger_t;
121
122 using connection_state_listener_holder_t =
123 connection_settings_details::state_listener_holder_t<
124 typename Traits::connection_state_listener_t >;
125
131 using extra_data_factory_handle_t =
132 std::shared_ptr< typename Traits::extra_data_factory_t >;
133
134 connection_settings_t( const connection_settings_t & ) = delete;
135 connection_settings_t( const connection_settings_t && ) = delete;
136 connection_settings_t & operator = ( const connection_settings_t & ) = delete;
137 connection_settings_t & operator = ( connection_settings_t && ) = delete;
138
139 template < typename Settings >
140 connection_settings_t(
141 Settings && settings,
142 http_parser_settings parser_settings,
143 timer_manager_handle_t timer_manager )
144 : connection_state_listener_holder_t{ settings }
145 , m_request_handler{ settings.request_handler() }
146 , m_parser_settings{ parser_settings }
147 , m_buffer_size{ settings.buffer_size() }
148 , m_incoming_http_msg_limits{ settings.incoming_http_msg_limits() }
149 , m_read_next_http_message_timelimit{
150 settings.read_next_http_message_timelimit() }
151 , m_write_http_response_timelimit{
152 settings.write_http_response_timelimit() }
153 , m_handle_request_timeout{
154 settings.handle_request_timeout() }
155 , m_max_pipelined_requests{ settings.max_pipelined_requests() }
156 , m_logger{ settings.logger() }
157 , m_timer_manager{ std::move( timer_manager ) }
158 , m_extra_data_factory{ settings.giveaway_extra_data_factory() }
159 {
160 if( !m_timer_manager )
161 throw exception_t{ "timer manager not set" };
162
163 if( !m_extra_data_factory )
164 throw exception_t{ "extra_data_factory is nullptr" };
165 }
166
168 std::unique_ptr< request_handler_t > m_request_handler;
169
171
174 const http_parser_settings m_parser_settings;
175
178 std::size_t m_buffer_size;
179
183 const incoming_http_msg_limits_t m_incoming_http_msg_limits;
184
185 std::chrono::steady_clock::duration
186 m_read_next_http_message_timelimit{ std::chrono::seconds( 60 ) };
187
188 std::chrono::steady_clock::duration
189 m_write_http_response_timelimit{ std::chrono::seconds( 5 ) };
190
191 std::chrono::steady_clock::duration
192 m_handle_request_timeout{ std::chrono::seconds( 10 ) };
193
194 std::size_t m_max_pipelined_requests;
195
196 const std::unique_ptr< logger_t > m_logger;
198
200 auto
201 create_timer_guard()
202 {
203 return m_timer_manager->create_timer_guard();
204 }
205
211 RESTINIO_NODISCARD
212 auto &
213 extra_data_factory() const noexcept
214 {
215 return *m_extra_data_factory;
216 }
217
218 private:
220 timer_manager_handle_t m_timer_manager;
221
230 extra_data_factory_handle_t m_extra_data_factory;
231};
232
233 template < typename Traits >
234 using connection_settings_handle_t =
235 std::shared_ptr< connection_settings_t< Traits > >;
236
237} /* namespace impl */
238
239} /* namespace restinio */
240
restinio::exception_t
Exception class for all exceptions thrown by RESTinio.
Definition: exception.hpp:26
restinio::incoming_http_msg_limits_t
A type of holder of limits related to an incoming HTTP message.
Definition: incoming_http_msg_limits.hpp:69
RESTINIO_NODISCARD
#define RESTINIO_NODISCARD
Definition: compiler_features.hpp:33
connection_state_listener.hpp
Stuff related to connection state listeners.
incoming_http_msg_limits.hpp
Stuff related to limits of an incoming HTTP message.
nonstd::optional_lite::std11::move
T & move(T &t)
Definition: optional.hpp:465
restinio::impl::connection_settings_handle_t
std::shared_ptr< connection_settings_t< Traits > > connection_settings_handle_t
Definition: connection_settings.hpp:235
restinio::utils::suppress_exceptions_quietly
void suppress_exceptions_quietly(Lambda &&lambda) noexcept
Helper function for execution a block of code with suppression of any exceptions raised inside that b...
Definition: suppress_exceptions.hpp:133
restinio
Definition: asio_include.hpp:21
restinio::request_handler_type_from_traits_t
typename details::actual_request_handler_type_detector< typename Traits::request_handler_t, typename Traits::extra_data_factory_t >::request_handler_t request_handler_type_from_traits_t
A metafunction for extraction a request-handler type from server's traits.
Definition: traits.hpp:379
std
STL namespace.
restinio::impl::connection_settings_details::state_listener_holder_t< connection_state::noop_listener_t >::call_state_listener
void call_state_listener(Lambda &&) const noexcept
Definition: connection_settings.hpp:84
restinio::impl::connection_settings_details::state_listener_holder_t< connection_state::noop_listener_t >::state_listener_holder_t
state_listener_holder_t(const Settings &)
Definition: connection_settings.hpp:80
restinio::impl::connection_settings_details::state_listener_holder_t< connection_state::noop_listener_t >::call_state_listener_suppressing_exceptions
void call_state_listener_suppressing_exceptions(Lambda &&) const noexcept
Definition: connection_settings.hpp:91
restinio::impl::connection_settings_details::state_listener_holder_t
A class for holding actual state listener.
Definition: connection_settings.hpp:41
restinio::impl::connection_settings_details::state_listener_holder_t::call_state_listener
void call_state_listener(Lambda &&lambda) const
Definition: connection_settings.hpp:52
restinio::impl::connection_settings_details::state_listener_holder_t::call_state_listener_suppressing_exceptions
void call_state_listener_suppressing_exceptions(Lambda &&lambda) const noexcept
Definition: connection_settings.hpp:59
restinio::impl::connection_settings_details::state_listener_holder_t::state_listener_holder_t
state_listener_holder_t(const Settings &settings)
Definition: connection_settings.hpp:45
restinio::impl::connection_settings_details::state_listener_holder_t::m_connection_state_listener
std::shared_ptr< Listener > m_connection_state_listener
Definition: connection_settings.hpp:42
restinio::impl::connection_settings_t
Parameters shared between connections.
Definition: connection_settings.hpp:114
restinio::impl::connection_settings_t::m_buffer_size
std::size_t m_buffer_size
Params from server_settings_t.
Definition: connection_settings.hpp:178
restinio::impl::connection_settings_t::m_max_pipelined_requests
std::size_t m_max_pipelined_requests
Definition: connection_settings.hpp:194
restinio::impl::connection_settings_t::extra_data_factory
RESTINIO_NODISCARD auto & extra_data_factory() const noexcept
Get a reference to extra-data-factory object.
Definition: connection_settings.hpp:213
restinio::impl::connection_settings_t::logger_t
typename Traits::logger_t logger_t
Definition: connection_settings.hpp:120
restinio::impl::connection_settings_t::request_handler_t
request_handler_type_from_traits_t< Traits > request_handler_t
Definition: connection_settings.hpp:118
restinio::impl::connection_settings_t::operator=
connection_settings_t & operator=(const connection_settings_t &)=delete
restinio::impl::connection_settings_t::extra_data_factory_handle_t
std::shared_ptr< typename Traits::extra_data_factory_t > extra_data_factory_handle_t
An alias for shared-pointer to extra-data-factory.
Definition: connection_settings.hpp:132
restinio::impl::connection_settings_t::connection_settings_t
connection_settings_t(Settings &&settings, http_parser_settings parser_settings, timer_manager_handle_t timer_manager)
Definition: connection_settings.hpp:140
restinio::impl::connection_settings_t::m_parser_settings
const http_parser_settings m_parser_settings
Parser settings.
Definition: connection_settings.hpp:174
restinio::impl::connection_settings_t::m_timer_manager
timer_manager_handle_t m_timer_manager
Timer factory for timout guards.
Definition: connection_settings.hpp:220
restinio::impl::connection_settings_t::m_handle_request_timeout
std::chrono::steady_clock::duration m_handle_request_timeout
Definition: connection_settings.hpp:192
restinio::impl::connection_settings_t::timer_manager_handle_t
std::shared_ptr< timer_manager_t > timer_manager_handle_t
Definition: connection_settings.hpp:116
restinio::impl::connection_settings_t::m_request_handler
std::unique_ptr< request_handler_t > m_request_handler
Request handler factory.
Definition: connection_settings.hpp:168
restinio::impl::connection_settings_t::connection_settings_t
connection_settings_t(const connection_settings_t &)=delete
restinio::impl::connection_settings_t::m_logger
const std::unique_ptr< logger_t > m_logger
Definition: connection_settings.hpp:196
restinio::impl::connection_settings_t::connection_settings_t
connection_settings_t(const connection_settings_t &&)=delete
restinio::impl::connection_settings_t::timer_manager_t
typename Traits::timer_manager_t timer_manager_t
Definition: connection_settings.hpp:115
restinio::impl::connection_settings_t::m_extra_data_factory
extra_data_factory_handle_t m_extra_data_factory
A factory for instances of extra-data incorporated into a request.
Definition: connection_settings.hpp:230
restinio::impl::connection_settings_t::m_write_http_response_timelimit
std::chrono::steady_clock::duration m_write_http_response_timelimit
Definition: connection_settings.hpp:189
restinio::impl::connection_settings_t::m_incoming_http_msg_limits
const incoming_http_msg_limits_t m_incoming_http_msg_limits
Definition: connection_settings.hpp:183
restinio::impl::connection_settings_t::m_read_next_http_message_timelimit
std::chrono::steady_clock::duration m_read_next_http_message_timelimit
Definition: connection_settings.hpp:186
restinio::impl::connection_settings_t::create_timer_guard
auto create_timer_guard()
Create new timer guard.
Definition: connection_settings.hpp:201
suppress_exceptions.hpp
Utilities for suppressing exceptions from some code block.
const
#define const
Definition: zconf.h:230