|
|
@@ -5,35 +5,73 @@
|
|
|
// MIT License
|
|
|
//
|
|
|
|
|
|
-#include <cstdio>
|
|
|
-#include <httplib.h>
|
|
|
+#include <chrono>
|
|
|
+#include <ctime>
|
|
|
+#include <format>
|
|
|
+#include <iomanip>
|
|
|
#include <iostream>
|
|
|
+#include <sstream>
|
|
|
|
|
|
-using namespace httplib;
|
|
|
-using namespace std;
|
|
|
+#include <httplib.h>
|
|
|
|
|
|
-auto error_html = R"(<html>
|
|
|
-<head><title>%d %s</title></head>
|
|
|
+constexpr auto error_html = R"(<html>
|
|
|
+<head><title>{} {}</title></head>
|
|
|
<body>
|
|
|
<center><h1>404 Not Found</h1></center>
|
|
|
-<hr><center>cpp-httplib/%s</center>
|
|
|
+<hr><center>cpp-httplib/{}</center>
|
|
|
</body>
|
|
|
</html>
|
|
|
)";
|
|
|
|
|
|
+std::string time_local() {
|
|
|
+ auto p = std::chrono::system_clock::now();
|
|
|
+ auto t = std::chrono::system_clock::to_time_t(p);
|
|
|
+
|
|
|
+ std::stringstream ss;
|
|
|
+ ss << std::put_time(std::localtime(&t), "%d/%b/%Y:%H:%M:%S %z");
|
|
|
+ return ss.str();
|
|
|
+}
|
|
|
+
|
|
|
+std::string log(auto &req, auto &res) {
|
|
|
+ auto remote_user = "-"; // TODO:
|
|
|
+ auto request = std::format("{} {} {}", req.method, req.path, req.version);
|
|
|
+ auto body_bytes_sent = res.get_header_value("Content-Length");
|
|
|
+ auto http_referer = "-"; // TODO:
|
|
|
+ auto http_user_agent = req.get_header_value("User-Agent", "-");
|
|
|
+
|
|
|
+ // NOTE: From NGINX defualt access log format
|
|
|
+ // log_format combined '$remote_addr - $remote_user [$time_local] '
|
|
|
+ // '"$request" $status $body_bytes_sent '
|
|
|
+ // '"$http_referer" "$http_user_agent"';
|
|
|
+ return std::format(R"({} - {} [{}] "{}" {} {} "{}" "{}")", req.remote_addr,
|
|
|
+ remote_user, time_local(), request, res.status,
|
|
|
+ body_bytes_sent, http_referer, http_user_agent);
|
|
|
+}
|
|
|
+
|
|
|
int main(int argc, const char **argv) {
|
|
|
- Server svr;
|
|
|
+ auto base_dir = "./html";
|
|
|
+ auto host = "0.0.0.0";
|
|
|
+ auto port = 80;
|
|
|
+
|
|
|
+ httplib::Server svr;
|
|
|
|
|
|
- svr.set_error_handler([](const Request & /*req*/, Response &res) {
|
|
|
- char buf[BUFSIZ];
|
|
|
- snprintf(buf, sizeof(buf), error_html, res.status,
|
|
|
- status_message(res.status), CPPHTTPLIB_VERSION);
|
|
|
- res.set_content(buf, "text/html");
|
|
|
+ svr.set_error_handler([](auto & /*req*/, auto &res) {
|
|
|
+ auto body =
|
|
|
+ std::format(error_html, res.status, httplib::status_message(res.status),
|
|
|
+ CPPHTTPLIB_VERSION);
|
|
|
+
|
|
|
+ res.set_content(body, "text/html");
|
|
|
});
|
|
|
|
|
|
- svr.set_mount_point("/", "./html");
|
|
|
+ svr.set_logger(
|
|
|
+ [](auto &req, auto &res) { std::cout << log(req, res) << std::endl; });
|
|
|
+
|
|
|
+ svr.set_mount_point("/", base_dir);
|
|
|
+
|
|
|
+ std::cout << std::format("Serving HTTP on {0} port {1} ...", host, port)
|
|
|
+ << std::endl;
|
|
|
|
|
|
- svr.listen("0.0.0.0", 80);
|
|
|
+ auto ret = svr.listen(host, port);
|
|
|
|
|
|
- return 0;
|
|
|
+ return ret ? 0 : 1;
|
|
|
}
|
yhirose