mirror of
https://libwebsockets.org/repo/libwebsockets
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74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/*
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* lws-minimal-http-server-systemd-socketact
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*
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* Written in 2010-2024 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 const struct lws_http_mount mount = {
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.mountpoint = "/", /* mountpoint URL */
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.origin = INSTALL_SHARE, /* serve from dir */
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.def = "index.html", /* default filename */
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.origin_protocol = LWSMPRO_FILE, /* files in a dir */
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.mountpoint_len = 1, /* char count */
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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 *cx;
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int n = 0;
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lws_context_info_defaults(&info, NULL);
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info.default_loglevel = LLL_USER | LLL_ERR | LLL_WARN;
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info.fd_limit_per_thread = 128;
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if (lws_systemd_inherited_fd(0, &info)) {
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lwsl_err("This example needs to run from systemd "
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"socket activation (see README.md)\n");
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return 1;
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}
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lws_cmdline_option_handle_builtin(argc, argv, &info);
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signal(SIGINT, sigint_handler);
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lwsl_user("LWS minimal http server via socket activation | "
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"visit http://localhost:%u\n", info.port);
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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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cx = lws_create_context(&info);
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if (!cx) {
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lwsl_err("lws init failed\n");
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return 1;
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}
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n = 0;
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while (n >= 0 && !interrupted)
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n = lws_service(cx, 0);
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lws_context_destroy(cx);
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return 0;
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}
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