+++ /dev/null
-// Copyright (c) 1996-2023 by the citadel.org team
-//
-// This program is open source software. You can redistribute it and/or
-// modify it under the terms of the GNU General Public License version 3.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-
-#include "webcit.h"
-#include "webserver.h"
-#include "modules_init.h"
-
-extern int msock; /* master listening socket */
-extern char static_icon_dir[PATH_MAX]; /* where should we find our mime icons */
-int is_https = 0; /* Nonzero if I am an HTTPS service */
-int follow_xff = 0; /* Follow X-Forwarded-For: header? */
-int DisableGzip = 0;
-char *default_landing_page = NULL;
-extern pthread_mutex_t SessionListMutex;
-
-extern void *housekeeping_loop(void);
-extern int webcit_tcp_server(char *ip_addr, int port_number, int queue_len);
-extern int webcit_uds_server(char *sockpath, int queue_len);
-extern void graceful_shutdown_watcher(int signum);
-extern void graceful_shutdown(int signum);
-extern void start_daemon(char *pid_file);
-extern void webcit_calc_dirs_n_files(int relh, const char *basedir, int home, char *webcitdir, char *relhome);
-extern void worker_entry(void);
-extern void drop_root(uid_t UID);
-
-char socket_dir[PATH_MAX]; /* where to talk to our citadel server */
-char *server_cookie = NULL; /* our Cookie connection to the client */
-int http_port = PORT_NUM; /* Port to listen on */
-int running_as_daemon = 0; /* should we deamonize on startup? */
-char *ctdl_dir = DEFAULT_CTDLDIR; /* Directory where Citadel Server is running */
-
-/* #define DBG_PRINNT_HOOKS_AT_START */
-#ifdef DBG_PRINNT_HOOKS_AT_START
-extern HashList *HandlerHash;
-const char foobuf[32];
-const char *nix(void *vptr) {snprintf(foobuf, 32, "%0x", (long) vptr); return foobuf;}
-#endif
-extern int verbose;
-extern int dbg_analyze_msg;
-extern int dbg_backtrace_template_errors;
-extern int DumpTemplateI18NStrings;
-extern StrBuf *I18nDump;
-void InitTemplateCache(void);
-extern int LoadTemplates;
-
-void LoadMimeBlacklist(void);
-
-/*
- * Here's where it all begins.
- */
-int main(int argc, char **argv) {
- uid_t UID = -1;
- pthread_t SessThread; /* Thread descriptor */
- pthread_attr_t attr; /* Thread attributes */
- int a; /* General-purpose variable */
- char ip_addr[256]="*";
- int relh=0;
- int home=0;
- char relhome[PATH_MAX]="";
- char webcitdir[PATH_MAX] = DATADIR;
- char *pidfile = NULL;
- char *hdir;
- const char *basedir = NULL;
- char uds_listen_path[PATH_MAX]; /* listen on a unix domain socket? */
- const char *I18nDumpFile = NULL;
- int max_log_level = LOG_INFO;
-
- WildFireInitBacktrace(argv[0], 2);
-
- start_modules();
-
-#ifdef DBG_PRINNT_HOOKS_AT_START
-/* dbg_PrintHash(HandlerHash, nix, NULL);*/
-#endif
-
- /* Ensure that we are linked to the correct version of libcitadel */
- if (libcitadel_version_number() < LIBCITADEL_VERSION_NUMBER) {
- fprintf(stderr, " You are running libcitadel version %d\n", libcitadel_version_number() );
- fprintf(stderr, "WebCit was compiled against version %d\n", LIBCITADEL_VERSION_NUMBER );
- return(1);
- }
-
- strcpy(uds_listen_path, "");
-
- /* Parse command line */
-#ifdef HAVE_OPENSSL
- while ((a = getopt(argc, argv, "u:h:i:p:t:T:B:x:g:dD:G:cfsS:Z:v:")) != EOF)
-#else
- while ((a = getopt(argc, argv, "u:h:i:p:t:T:B:x:g:dD:G:cfZ:v:")) != EOF)
-#endif
- switch (a) {
- case 'u':
- UID = atol(optarg);
- break;
- case 'h':
- hdir = strdup(optarg);
- relh=hdir[0]!='/';
- if (!relh) {
- safestrncpy(webcitdir, hdir, sizeof webcitdir);
- }
- else {
- safestrncpy(relhome, relhome, sizeof relhome);
- }
- home=1;
- break;
- case 'd':
- running_as_daemon = 1;
- break;
- case 'D':
- pidfile = strdup(optarg);
- running_as_daemon = 1;
- break;
- case 'g':
- default_landing_page = strdup(optarg);
- break;
- case 'B': /* deprecated */
- break;
- case 'i':
- safestrncpy(ip_addr, optarg, sizeof ip_addr);
- break;
- case 'p':
- http_port = atoi(optarg);
- if (http_port == 0) {
- safestrncpy(uds_listen_path, optarg, sizeof uds_listen_path);
- }
- break;
- case 't':
- /* no longer used, but ignored so old scripts don't break */
- break;
- case 'T':
- LoadTemplates = atoi(optarg);
- dbg_analyze_msg = (LoadTemplates & (1<<1)) != 0;
- dbg_backtrace_template_errors = (LoadTemplates & (1<<2)) != 0;
- break;
- case 'Z':
- DisableGzip = 1;
- break;
- case 'x':
- max_log_level = atoi(optarg);
- break;
- case 'f':
- follow_xff = 1;
- break;
- case 'c':
- server_cookie = malloc(256);
- if (server_cookie != NULL) {
- safestrncpy(server_cookie, "Set-cookie: wcserver=", 256);
- if (gethostname (&server_cookie[strlen(server_cookie)], 200) != 0) {
- syslog(LOG_INFO, "gethostname: %s", strerror(errno));
- free(server_cookie);
- }
- }
- break;
-#ifdef HAVE_OPENSSL
- case 's':
- is_https = 1;
- break;
- case 'S':
- is_https = 1;
- ssl_cipher_list = strdup(optarg);
- break;
-#endif
- case 'G':
- DumpTemplateI18NStrings = 1;
- I18nDump = NewStrBufPlain(HKEY("int templatestrings(void)\n{\n"));
- I18nDumpFile = optarg;
- break;
- case 'v':
- verbose=1;
- break;
- default:
- fprintf(stderr, "usage:\nwebcit "
- "[-i ip_addr] [-p http_port] "
- "[-c] [-f] "
- "[-T Templatedebuglevel] "
- "[-d] [-Z] [-G i18ndumpfile] "
- "[-u uid] [-h homedirectory] "
- "[-D daemonizepid] [-v] "
- "[-g defaultlandingpage] "
-#ifdef HAVE_OPENSSL
- "[-s] [-S cipher_suites]"
-#endif
- "[citadel_server_directory]\n");
- return 1;
- }
-
- /* Start the logger */
- setlogmask(LOG_UPTO(max_log_level));
- openlog("webcit",
- ( running_as_daemon ? (LOG_PID) : (LOG_PID | LOG_PERROR) ),
- LOG_DAEMON
- );
-
- while (optind < argc) {
- ctdl_dir = strdup(argv[optind]);
- ++optind;
- }
-
- /* daemonize, if we were asked to */
- if (!DumpTemplateI18NStrings && running_as_daemon) {
- start_daemon(pidfile);
- }
- else {
- signal(SIGINT, graceful_shutdown);
- signal(SIGHUP, graceful_shutdown);
- }
-
- webcit_calc_dirs_n_files(relh, basedir, home, webcitdir, relhome);
- LoadMimeBlacklist();
- LoadIconDir(static_icon_dir);
-
- /* Tell 'em who's in da house */
- syslog(LOG_NOTICE, "%s", PACKAGE_STRING);
- syslog(LOG_NOTICE, "Copyright (C) 1996-2023 by the citadel.org team");
- syslog(LOG_NOTICE, " ");
- syslog(LOG_NOTICE, "This program is open source software: you can redistribute it and/or");
- syslog(LOG_NOTICE, "modify it under the terms of the GNU General Public License, version 3.");
- syslog(LOG_NOTICE, " ");
- syslog(LOG_NOTICE, "This program is distributed in the hope that it will be useful,");
- syslog(LOG_NOTICE, "but WITHOUT ANY WARRANTY; without even the implied warranty of");
- syslog(LOG_NOTICE, "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the");
- syslog(LOG_NOTICE, "GNU General Public License for more details.");
- syslog(LOG_NOTICE, " ");
-
- /* run from the webcit home directory */
- if (chdir(webcitdir) != 0) {
- syslog(LOG_ERR, "webcit: %s: %m", webcitdir);
- exit(errno);
- }
-
- /* initialize various subsystems */
- initialise_modules();
- initialise2_modules();
- InitTemplateCache();
- if (DumpTemplateI18NStrings) {
- FILE *fd;
- StrBufAppendBufPlain(I18nDump, HKEY("}\n"), 0);
- if (StrLength(I18nDump) < 50) {
- syslog(LOG_INFO, "*******************************************************************\n");
- syslog(LOG_INFO, "* No strings found in templates! Are you sure they're there? *\n");
- syslog(LOG_INFO, "*******************************************************************\n");
- return -1;
- }
- fd = fopen(I18nDumpFile, "w");
- if (fd == NULL) {
- syslog(LOG_INFO, "***********************************************\n");
- syslog(LOG_INFO, "* unable to open I18N dumpfile [%s] *\n", I18nDumpFile);
- syslog(LOG_INFO, "***********************************************\n");
- return -1;
- }
- fwrite(ChrPtr(I18nDump), 1, StrLength(I18nDump), fd);
- fclose(fd);
- return 0;
- }
-
- /* Tell libical to return an error instead of aborting if it sees badly formed iCalendar data. */
-
-#ifdef LIBICAL_ICAL_EXPORT // cheap and sleazy way to detect libical >=2.0
- icalerror_set_errors_are_fatal(0);
-#else
- icalerror_errors_are_fatal = 0;
-#endif
-
- /* Use our own prefix on tzid's generated from system tzdata */
- icaltimezone_set_tzid_prefix("/citadel.org/");
-
- /*
- * Set up a place to put thread-specific data.
- * We only need a single pointer per thread - it points to the
- * wcsession struct to which the thread is currently bound.
- */
- if (pthread_key_create(&MyConKey, NULL) != 0) {
- syslog(LOG_ERR, "Can't create TSD key: %s", strerror(errno));
- }
- InitialiseSemaphores();
-
- /*
- * Set up a place to put thread-specific SSL data.
- * We don't stick this in the wcsession struct because SSL starts
- * up before the session is bound, and it gets torn down between
- * transactions.
- */
-#ifdef HAVE_OPENSSL
- if (pthread_key_create(&ThreadSSL, NULL) != 0) {
- syslog(LOG_ERR, "Can't create TSD key: %s", strerror(errno));
- }
-#endif
-
- /*
- * Bind the server to our favorite port.
- * There is no need to check for errors, because webcit_tcp_server()
- * exits if it doesn't succeed.
- */
-
- if (!IsEmptyStr(uds_listen_path)) {
- syslog(LOG_DEBUG, "Attempting to create listener socket at %s...", uds_listen_path);
- msock = webcit_uds_server(uds_listen_path, LISTEN_QUEUE_LENGTH);
- }
- else {
- syslog(LOG_DEBUG, "Attempting to bind to port %d...", http_port);
- msock = webcit_tcp_server(ip_addr, http_port, LISTEN_QUEUE_LENGTH);
- }
- if (msock < 0)
- {
- ShutDownWebcit();
- return -msock;
- }
-
- syslog(LOG_INFO, "Listening on socket %d", msock);
- signal(SIGPIPE, SIG_IGN);
-
- pthread_mutex_init(&SessionListMutex, NULL);
-
- // Start up the housekeeping thread
- pthread_attr_init(&attr);
- pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
- pthread_create(&SessThread, &attr, (void *(*)(void *)) housekeeping_loop, NULL);
-
- // If this is an HTTPS server, fire up SSL
-#ifdef HAVE_OPENSSL
- if (is_https) {
- init_ssl();
- }
-#endif
- drop_root(UID);
-
- // Become a worker thread. More worker threads will be spawned as they are needed.
- worker_entry();
- ShutDownLibCitadel();
- return 0;
-}
-
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-
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projects / citadel.git / blobdiff