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97 lines
2.5 KiB
97 lines
2.5 KiB
#include "vger.c"
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int
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main(int argc, char **argv)
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{
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char request[GEMINI_REQUEST_MAX] = {'\0'};
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char user[_SC_LOGIN_NAME_MAX] = {'\0'};
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char hostname[GEMINI_REQUEST_MAX] = {'\0'};
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char path[GEMINI_REQUEST_MAX] = {'\0'};
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char query[GEMINI_REQUEST_MAX] = {'\0'};
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char cgi_dir[PATH_MAX] = {'\0'};
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char rel_cgi_dir[PATH_MAX] = {'\0'};
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char chroot_dir[PATH_MAX] = DEFAULT_CHROOT;
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char tmp[PATH_MAX] = {'\0'};
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int option = 0;
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int virtualhost = 0;
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/*
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* request : contain the whole request from client : gemini://...\r\n
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* user : username, used in drop_privileges()
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* hostname : extracted from hostname. used with virtualhosts and cgi SERVER_NAME
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* query : after a ? in cgi : gemini://...?query
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*/
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while ((option = getopt(argc, argv, ":d:l:m:u:c:vi")) != -1) {
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switch (option) {
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case 'd':
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esnprintf(chroot_dir, sizeof(chroot_dir), "%s", optarg);
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break;
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case 'l':
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esnprintf(lang, sizeof(lang), "lang=%s", optarg);
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break;
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case 'm':
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esnprintf(default_mime, sizeof(default_mime), "%s", optarg);
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break;
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case 'u':
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esnprintf(user, sizeof(user), "%s", optarg);
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break;
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case 'c':
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esnprintf(rel_cgi_dir, sizeof(rel_cgi_dir), "%s", optarg);
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/* remove leading / */
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while (*rel_cgi_dir == '/')
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memmove(rel_cgi_dir, rel_cgi_dir+1,
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strlen(rel_cgi_dir)); // strlen +1-1
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break;
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case 'v':
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virtualhost = 1;
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break;
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case 'i':
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doautoidx = 1;
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break;
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}
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}
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read_request(request);
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split_request(request, hostname, path, query);
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/* do chroot if an user is supplied */
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if (*user)
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drop_privileges(user);
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/* set actual chroot_dir */
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if (virtualhost) {
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esnprintf(tmp, sizeof(tmp), "%s/%s", chroot_dir, hostname);
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esnprintf(chroot_dir, sizeof(chroot_dir), "%s", tmp);
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}
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/* cgi_dir is in chroot_dir */
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if (*rel_cgi_dir)
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esnprintf(cgi_dir, sizeof(cgi_dir),
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"%s/%s", chroot_dir, rel_cgi_dir);
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set_rootdir(chroot_dir, cgi_dir, user);
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if (strlen(path) == 0) { /* this is root dir */
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esnprintf(path, sizeof(path), "./");
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} else {
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uridecode(path);
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remove_double_dot(path);
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}
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uridecode(query);
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/* is it cgi ? */
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if (*cgi_dir)
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if (do_cgi(rel_cgi_dir, path, hostname, query) == 0)
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stop(EXIT_SUCCESS, NULL);
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/* *** from here, cgi didn't run *** */
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/* check if path available */
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check_path(path, sizeof(path));
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/* regular file to stdout */
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display_file(path);
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stop(EXIT_SUCCESS, NULL);
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}
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