mirror of
https://libwebsockets.org/repo/libwebsockets
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107 lines
2.8 KiB
C
107 lines
2.8 KiB
C
/*
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* lws-minimal-http-server-cgi
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*
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* Written in 2010-2020 by Andy Green <andy@warmcat.com>
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*
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* This file is made available under the Creative Commons CC0 1.0
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* Universal Public Domain Dedication.
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*
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* This demonstrates the most minimal http server you can make with lws.
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*
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* To keep it simple, it serves stuff from the subdirectory
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* "./mount-origin" of the directory it was started in.
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* You can change that by changing mount.origin below.
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*/
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#include <libwebsockets.h>
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#include <string.h>
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#include <signal.h>
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static int interrupted;
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static char cgi_script_fullpath[256];
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static const struct lws_http_mount mount = {
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/* .mount_next */ NULL, /* linked-list "next" */
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/* .mountpoint */ "/", /* mountpoint URL */
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/* .origin */ cgi_script_fullpath, /* cgi script */
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/* .def */ "/", /* default filename */
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/* .protocol */ NULL,
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/* .cgienv */ NULL,
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/* .extra_mimetypes */ NULL,
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/* .interpret */ NULL,
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/* .cgi_timeout */ 0,
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/* .cache_max_age */ 0,
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/* .auth_mask */ 0,
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/* .cache_reusable */ 0,
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/* .cache_revalidate */ 0,
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/* .cache_intermediaries */ 0,
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/* .cache_no */ 0,
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/* .origin_protocol */ LWSMPRO_CGI, /* files in a dir */
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/* .mountpoint_len */ 1, /* char count */
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/* .basic_auth_login_file */ NULL,
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};
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void sigint_handler(int sig)
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{
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interrupted = 1;
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}
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int main(int argc, const char **argv)
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{
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struct lws_context_creation_info info;
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struct lws_context *context;
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const char *p;
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int n = 0, logs = LLL_USER | LLL_ERR | LLL_WARN | LLL_NOTICE
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/* for LLL_ verbosity above NOTICE to be built into lws,
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* lws must have been configured and built with
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* -DCMAKE_BUILD_TYPE=DEBUG instead of =RELEASE */
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/* | LLL_INFO */ /* | LLL_PARSER */ /* | LLL_HEADER */
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/* | LLL_EXT */ /* | LLL_CLIENT */ /* | LLL_LATENCY */
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/* | LLL_DEBUG */;
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signal(SIGINT, sigint_handler);
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if ((p = lws_cmdline_option(argc, argv, "-d")))
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logs = atoi(p);
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lws_set_log_level(logs, NULL);
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lwsl_user("LWS minimal http server | visit http://localhost:7681\n");
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{
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char cwd[128];
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cwd[0] = '\0';
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getcwd(cwd, sizeof(cwd));
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lws_snprintf(cgi_script_fullpath, sizeof(cgi_script_fullpath),
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"%s/my-cgi-script.sh", cwd);
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}
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memset(&info, 0, sizeof info); /* otherwise uninitialized garbage */
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info.port = 7681;
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info.mounts = &mount;
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info.error_document_404 = "/404.html";
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info.options =
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LWS_SERVER_OPTION_HTTP_HEADERS_SECURITY_BEST_PRACTICES_ENFORCE;
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#if defined(LWS_WITH_TLS)
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if (lws_cmdline_option(argc, argv, "-s")) {
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info.options |= LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT;
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info.ssl_cert_filepath = "localhost-100y.cert";
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info.ssl_private_key_filepath = "localhost-100y.key";
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}
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#endif
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context = lws_create_context(&info);
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if (!context) {
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lwsl_err("lws init failed\n");
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return 1;
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}
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while (n >= 0 && !interrupted)
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n = lws_service(context, 1000);
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lws_context_destroy(context);
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return 0;
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}
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