text: /*
   * lws-minimal-http-server-proxy
   *
   * Written in 2010-2019 by Andy Green <andy@warmcat.com>
   *
   * This file is made available under the Creative Commons CC0 1.0
   * Universal Public Domain Dedication.
   *
   * This demonstrates a minimal tls reverse proxy
   */
  #include <libwebsockets.h>
  #include <string.h>
  #include <signal.h>
  
  static int interrupted;
  
  static const struct lws_http_mount mount = {
  	/* .mount_next */		NULL,		/* linked-list "next" */
  	/* .mountpoint */		"/",		/* mountpoint URL */
  	/* .origin */			"warmcat.com/", /* serve from dir */
  	/* .def */			"index.html",	/* default filename */
  	/* .protocol */			NULL,
  	/* .cgienv */			NULL,
  	/* .extra_mimetypes */		NULL,
  	/* .interpret */		NULL,
  	/* .cgi_timeout */		0,
  	/* .cache_max_age */		0,
  	/* .auth_mask */		0,
  	/* .cache_reusable */		0,
  	/* .cache_revalidate */		0,
  	/* .cache_intermediaries */	0,
  	/* .origin_protocol */		LWSMPRO_HTTPS,	/* files in a dir */
  	/* .mountpoint_len */		1,		/* char count */
  	/* .basic_auth_login_file */	NULL,
  };
  
  void sigint_handler(int sig)
  {
  	interrupted = 1;
  }
  
  int main(int argc, const char **argv)
  {
  	struct lws_context_creation_info info;
  	struct lws_context *context;
  	const char *p;
  	int n = 0, logs = LLL_USER | LLL_ERR | LLL_WARN | LLL_NOTICE
  			/* for LLL_ verbosity above NOTICE to be built into lws,
  			 * lws must have been configured and built with
  			 * -DCMAKE_BUILD_TYPE=DEBUG instead of =RELEASE */
  			/* | LLL_INFO */ /* | LLL_PARSER */ /* | LLL_HEADER */
  			/* | LLL_EXT */ /* | LLL_CLIENT */ /* | LLL_LATENCY */
  			/* | LLL_DEBUG */;
  
  	if ((p = lws_cmdline_option(argc, argv, "-d")))
  		logs = atoi(p);
  
  	lws_set_log_level(logs, NULL);
  	lwsl_user("LWS minimal http server proxy | visit https://localhost:7681\n");
  
  	signal(SIGINT, sigint_handler);
  
  	memset(&info, 0, sizeof info); /* otherwise uninitialized garbage */
  	info.port = 7681;
  	info.mounts = &mount;
  	info.error_document_404 = "/404.html";
  	info.options = LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT |
  		LWS_SERVER_OPTION_HTTP_HEADERS_SECURITY_BEST_PRACTICES_ENFORCE;
  	info.ssl_cert_filepath = "localhost-100y.cert";
  	info.ssl_private_key_filepath = "localhost-100y.key";
  
  	context = lws_create_context(&info);
  	if (!context) {
  		lwsl_err("lws init failed\n");
  		return 1;
  	}
  
  	while (n >= 0 && !interrupted)
  		n = lws_service(context, 1000);
  
  	lws_context_destroy(context);
  
  	return 0;
  }
  