webcit-ng/server/main.c

   1 // Main entry point for the program.
   2 //
   3 // Copyright (c) 1996-2024 by the citadel.org team
   4 //
   5 // This program is open source software.  Use, duplication, or disclosure is subject to the GNU General Public License v3.
   6
   7 #include "webcit.h"             // All other headers are included from this header.
   8
   9 char *ctdl_dir = CTDL_DIR;
  10
  11 // Main entry point for the web server.
  12 int main(int argc, char **argv) {
  13         int webserver_port = WEBSERVER_PORT;
  14         char *webserver_interface = WEBSERVER_INTERFACE;
  15         int running_as_daemon = 0;
  16         int webserver_protocol = WEBSERVER_HTTP;
  17         int a;
  18         char *pid_file = NULL;
  19
  20         // Parse command line
  21         while ((a = getopt(argc, argv, "u:h:i:p:t:T:B:x:g:dD:G:cfsS:Z:v:")) != EOF)
  22                 switch (a) {
  23                 case 'u':
  24                         setuid(atoi(optarg));
  25                         break;
  26                 case 'h':
  27                         ctdl_dir = strdup(optarg);
  28                         break;
  29                 case 'd':
  30                         running_as_daemon = 1;
  31                         break;
  32                 case 'D':
  33                         running_as_daemon = 1;
  34                         pid_file = strdup(optarg);
  35                         break;
  36                 case 'g':
  37                         // FIXME set up the default landing page
  38                         break;
  39                 case 'B':
  40                 case 't':
  41                 case 'x':
  42                 case 'T':
  43                 case 'v':
  44                         // The above options are no longer used, but ignored so old scripts don't break
  45                         break;
  46                 case 'i':
  47                         webserver_interface = optarg;
  48                         break;
  49                 case 'p':
  50                         webserver_port = atoi(optarg);
  51                         break;
  52                 case 'Z':
  53                         // FIXME when gzip is added, disable it if this flag is set
  54                         break;
  55                 case 'f':
  56                         //follow_xff = 1;
  57                         break;
  58                 case 'c':
  59                         break;
  60                 case 's':
  61                         is_https = 1;
  62                         webserver_protocol = WEBSERVER_HTTPS;
  63                         break;
  64                 case 'S':
  65                         is_https = 1;
  66                         webserver_protocol = WEBSERVER_HTTPS;
  67                         //ssl_cipher_list = strdup(optarg);
  68                         break;
  69                 case 'G':
  70                         //DumpTemplateI18NStrings = 1;
  71                         //I18nDump = NewStrBufPlain(HKEY("int templatestrings(void)\n{\n"));
  72                         //I18nDumpFile = optarg;
  73                         break;
  74                 default:
  75                         fprintf(stderr, "usage:\nwebcit "
  76                                 "[-i ip_addr] [-p http_port] "
  77                                 "[-c] [-f] "
  78                                 "[-d] [-Z] [-G i18ndumpfile] "
  79                                 "[-u uid] [-h homedirectory] "
  80                                 "[-D daemonizepid] [-v] "
  81                                 "[-g defaultlandingpage] [-B basesize] "
  82                                 "[-s] [-S cipher_suites]"
  83                                 "[-h citadel_server_directory]\n"
  84                         );
  85                         return 1;
  86                 }
  87
  88         while (optind < argc) {
  89                 ctdl_dir = strdup(argv[optind++]);
  90         }
  91
  92         // Start the logger
  93         openlog("webcit", (running_as_daemon ? (LOG_PID) : (LOG_PID | LOG_PERROR)), LOG_DAEMON);
  94
  95         // Tell 'em who's in da house
  96         syslog(LOG_NOTICE, "MAKE WEBCIT GREAT AGAIN!");
  97         syslog(LOG_NOTICE, "Copyright (C) 1996-2024 by the citadel.org team");
  98         syslog(LOG_NOTICE, " ");
  99         syslog(LOG_NOTICE, "This program is open source software.  Use, duplication, or");
 100         syslog(LOG_NOTICE, "disclosure is subject to the GNU General Public License v3.");
 101         syslog(LOG_NOTICE, " ");
 102
 103         // Ensure that we are linked to the correct version of libcitadel
 104         if (libcitadel_version_number() < LIBCITADEL_VERSION_NUMBER) {
 105                 syslog(LOG_INFO, " You are running libcitadel version %d", libcitadel_version_number());
 106                 syslog(LOG_INFO, "WebCit was compiled against version %d", LIBCITADEL_VERSION_NUMBER);
 107                 return (1);
 108         }
 109
 110         // Go into the background if we were asked to run as a daemon
 111         if (running_as_daemon) {
 112                 daemon(1, 0);
 113                 if (pid_file != NULL) {
 114                         FILE *pfp = fopen(pid_file, "w");
 115                         if (pfp) {
 116                                 fprintf(pfp, "%d\n", getpid());
 117                                 fclose(pfp);
 118                         }
 119                 }
 120         }
 121
 122         return webserver(webserver_interface, webserver_port, webserver_protocol);
 123 }