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cpp_redis/examples/cpp_redis_subscriber.cpp at master · zhangyuke-coder/cpp_redis · GitHub
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cpp_redis_subscriber.cpp
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//
The MIT License (MIT)
//
//
Copyright (c) 2015-2017 Simon Ninon <simon.ninon@gmail.com>
//
//
Permission is hereby granted, free of charge, to any person obtaining a copy
//
of this software and associated documentation files (the "Software"), to deal
//
in the Software without restriction, including without limitation the rights
//
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//
copies of the Software, and to permit persons to whom the Software is
//
furnished to do so, subject to the following conditions:
//
//
The above copyright notice and this permission notice shall be included in all
//
copies or substantial portions of the Software.
//
//
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//
SOFTWARE.
#
include
<
cpp_redis/cpp_redis
>
#
include
<
tacopie/tacopie
>
#
include
<
condition_variable
>
#
include
<
iostream
>
#
include
<
mutex
>
#
include
<
signal.h
>
#
ifdef
_WIN32
#
include
<
Winsock2.h
>
#
endif
/*
_WIN32
*/
std::condition_variable should_exit;
void
sigint_handler
(
int
) {
should_exit.
notify_all
();
}
int
main
(
void
) {
#
ifdef
_WIN32
//
! Windows netword DLL init
WORD
version =
MAKEWORD
(
2
,
2
);
WSADATA
data;
if
(
WSAStartup
(version, &data) !=
0
) {
std::cerr <<
"
WSAStartup() failure
"
<< std::endl;
return
-
1
;
}
#
endif
/*
_WIN32
*/
//
! Enable logging
cpp_redis::active_logger = std::unique_ptr<cpp_redis::logger>(
new
cpp_redis::logger);
cpp_redis::subscriber sub;
sub.
connect
(
"
127.0.0.1
"
,
6379
, [](
const
std::string& host, std::
size_t
port, cpp_redis::subscriber::connect_state status) {
if
(status == cpp_redis::subscriber::connect_state::dropped) {
std::cout <<
"
client disconnected from
"
<< host <<
"
:
"
<< port << std::endl;
should_exit.
notify_all
();
}
});
//
! authentication if server-server requires it
//
sub.auth("some_password", [](const cpp_redis::reply& reply) {
//
if (reply.is_error()) { std::cerr << "Authentication failed: " << reply.as_string() << std::endl; }
//
else {
//
std::cout << "successful authentication" << std::endl;
//
}
//
});
sub.
subscribe
(
"
some_chan
"
, [](
const
std::string& chan,
const
std::string& msg) {
std::cout <<
"
MESSAGE
"
<< chan <<
"
:
"
<< msg << std::endl;
});
sub.
psubscribe
(
"
*
"
, [](
const
std::string& chan,
const
std::string& msg) {
std::cout <<
"
PMESSAGE
"
<< chan <<
"
:
"
<< msg << std::endl;
});
sub.
commit
();
signal
(
SIGINT
, &sigint_handler);
std::mutex mtx;
std::unique_lock<std::mutex>
l
(mtx);
should_exit.
wait
(l);
#
ifdef
_WIN32
WSACleanup
();
#
endif
/*
_WIN32
*/
return
0
;
}
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