Last active
May 12, 2022 04:52
-
-
Save SeanCline/6005128 to your computer and use it in GitHub Desktop.
A simple test of the experimental http_listener provided by the C++ REST SDK (Casablanca).
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#define _CRT_SECURE_NO_DEPRECATE | |
#include <cpprest/http_listener.h> | |
#include <iostream> | |
#include <iomanip> | |
#include <sstream> | |
#include <thread> | |
#include <chrono> | |
#include <ctime> | |
// cpprest provides macros for all streams but std::clog in basic_types.h | |
#ifdef _UTF16_STRINGS | |
// On Windows, all strings are wide | |
#define uclog std::wclog | |
#else | |
// On POSIX platforms, all strings are narrow | |
#define uclog std::clog | |
#endif // endif _UTF16_STRINGS | |
using namespace std; | |
using namespace web::http::experimental::listener; | |
using namespace web::http; | |
using namespace web; | |
void respond(const http_request& request, const status_code& status, const json::value& response) { | |
json::value resp; | |
resp[U("status")] = json::value::number(status); | |
resp[U("response")] = response; | |
// Pack in the current time for debugging purposes. | |
time_t now = time(0); | |
utility::stringstream_t ss; | |
ss << put_time(localtime(&now), L"%Y-%m-%dT%H:%S:%MZ"); | |
resp[U("server_time")] = json::value::string(ss.str()); | |
request.reply(status, resp); | |
} | |
int main() | |
{ | |
// Synchronously bind the listener to all nics. | |
uclog << U("Starting listener.") << endl; | |
http_listener listener(U("http://*/json")); | |
listener.open().wait(); | |
// Handle incoming requests. | |
uclog << U("Setting up JSON listener.") << endl; | |
listener.support(methods::GET, [] (http_request req) { | |
auto http_get_vars = uri::split_query(req.request_uri().query()); | |
auto found_name = http_get_vars.find(U("request")); | |
if (found_name == end(http_get_vars)) { | |
auto err = U("Request received with get var \"request\" omitted from query."); | |
uclog << err << endl; | |
respond(req, status_codes::BadRequest, json::value::string(err)); | |
return; | |
} | |
auto request_name = found_name->second; | |
uclog << U("Received request: ") << request_name << endl; | |
respond(req, status_codes::OK, json::value::string(U("Request received for: ") + request_name)); | |
}); | |
// Wait while the listener does the heavy lifting. | |
// TODO: Provide a way to safely terminate this loop. | |
uclog << U("Waiting for incoming connection...") << endl; | |
while(true) { | |
this_thread::sleep_for(chrono::milliseconds(2000)); | |
} | |
// Nothing left to do but commit suicide. | |
uclog << U("Terminating JSON listener.") << endl; | |
listener.close(); | |
return 0; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
further for me with hostname it is working not with IP "::1" that conclude that IPv6 support is there but format is different. Though i haven't done trying with other server IP with IPv6.