104 lines
3.4 KiB
C
104 lines
3.4 KiB
C
// Copyright (c) 2020 Cesanta Software Limited
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// All rights reserved
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#include <signal.h>
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#include "mongoose.h"
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static int s_debug_level = MG_LL_INFO;
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static const char *s_root_dir = ".";
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static const char *s_listening_address = "http://0.0.0.0:8000";
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static const char *s_enable_hexdump = "no";
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static const char *s_ssi_pattern = "#.html";
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// Handle interrupts, like Ctrl-C
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static int s_signo;
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static void signal_handler(int signo) {
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s_signo = signo;
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}
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// Event handler for the listening connection.
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// Simply serve static files from `s_root_dir`
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static void cb(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
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if (ev == MG_EV_HTTP_MSG) {
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struct mg_http_message *hm = ev_data, tmp = {0};
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struct mg_str unknown = mg_str_n("?", 1), *cl;
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struct mg_http_serve_opts opts = {0};
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opts.root_dir = s_root_dir;
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opts.ssi_pattern = s_ssi_pattern;
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mg_http_serve_dir(c, hm, &opts);
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mg_http_parse((char *) c->send.buf, c->send.len, &tmp);
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cl = mg_http_get_header(&tmp, "Content-Length");
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if (cl == NULL) cl = &unknown;
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MG_INFO(("%.*s %.*s %.*s %.*s", (int) hm->method.len, hm->method.ptr,
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(int) hm->uri.len, hm->uri.ptr, (int) tmp.uri.len, tmp.uri.ptr,
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(int) cl->len, cl->ptr));
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}
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(void) fn_data;
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}
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static void usage(const char *prog) {
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fprintf(stderr,
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"Mongoose v.%s\n"
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"Usage: %s OPTIONS\n"
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" -H yes|no - enable traffic hexdump, default: '%s'\n"
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" -S PAT - SSI filename pattern, default: '%s'\n"
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" -d DIR - directory to serve, default: '%s'\n"
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" -l ADDR - listening address, default: '%s'\n"
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" -v LEVEL - debug level, from 0 to 4, default: %d\n",
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MG_VERSION, prog, s_enable_hexdump, s_ssi_pattern, s_root_dir,
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s_listening_address, s_debug_level);
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exit(EXIT_FAILURE);
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}
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int main(int argc, char *argv[]) {
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char path[MG_PATH_MAX] = ".";
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struct mg_mgr mgr;
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struct mg_connection *c;
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int i;
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// Parse command-line flags
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for (i = 1; i < argc; i++) {
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if (strcmp(argv[i], "-d") == 0) {
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s_root_dir = argv[++i];
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} else if (strcmp(argv[i], "-H") == 0) {
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s_enable_hexdump = argv[++i];
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} else if (strcmp(argv[i], "-S") == 0) {
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s_ssi_pattern = argv[++i];
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} else if (strcmp(argv[i], "-l") == 0) {
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s_listening_address = argv[++i];
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} else if (strcmp(argv[i], "-v") == 0) {
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s_debug_level = atoi(argv[++i]);
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} else {
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usage(argv[0]);
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}
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}
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// Root directory must not contain double dots. Make it absolute
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// Do the conversion only if the root dir spec does not contain overrides
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if (strchr(s_root_dir, ',') == NULL) {
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realpath(s_root_dir, path);
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s_root_dir = path;
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}
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// Initialise stuff
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signal(SIGINT, signal_handler);
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signal(SIGTERM, signal_handler);
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mg_log_set(s_debug_level);
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mg_mgr_init(&mgr);
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if ((c = mg_http_listen(&mgr, s_listening_address, cb, &mgr)) == NULL) {
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MG_ERROR(("Cannot listen on %s. Use http://ADDR:PORT or :PORT",
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s_listening_address));
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exit(EXIT_FAILURE);
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}
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if (mg_casecmp(s_enable_hexdump, "yes") == 0) c->is_hexdumping = 1;
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// Start infinite event loop
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MG_INFO(("Mongoose version : v%s", MG_VERSION));
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MG_INFO(("Listening on : %s", s_listening_address));
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MG_INFO(("Web root : [%s]", s_root_dir));
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while (s_signo == 0) mg_mgr_poll(&mgr, 1000);
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mg_mgr_free(&mgr);
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MG_INFO(("Exiting on signal %d", s_signo));
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return 0;
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}
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