expresscpp/example/middleware_auth_like.cpp at master · expresscpp/expresscpp · GitHub

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#include "expresscpp/console.hpp"

#include "expresscpp/expresscpp.hpp"

using namespace expresscpp;

int main() {

ExpressCpp app;

constexpr std::string_view error_message = "Access Denied";

constexpr std::string_view success_message = "hello you!";

auto AuthMiddleware = [&](auto req, auto res, auto next) {

auto headers = req->getHeaders();

if ((headers.find("Authorization") != headers.end()) && (req->getHeaders()["Authorization"] == "secret_token")) {

next();

} else {

std::cerr << "Access denied" << std::endl;

res->SetStatus(401);

res->Send(error_message.data());

}

};

app.Use(AuthMiddleware);

app.Get("/users/me", [&](auto /*req*/, auto res, auto /*next*/) { res->Send(success_message.data()); });

constexpr uint16_t port = 8081;

app.Listen(

port,

[&](auto ec) {

if (ec) {

std::cerr << "ERROR: " << ec.message() << std::endl;

std::cerr << "exiting..." << std::endl;

exit(1);

}

std::cout

<< fmt::format(

R"(you can try now: "curl --header "Authorization: wrong_secret_token" http://localhost:{}/users/me")",

port)

<< std::endl;

std::cout << fmt::format(

R"(and : "curl --header "Authorization: secret_token" http://localhost:{}/users/me")",

port)

<< std::endl;

})

.Run();

return 0;

}

expresscpp/example/middleware_auth_like.cpp at master · expresscpp/expresscpp · GitHub

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