X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=webcit%2Fwebserver.c;fp=webcit%2Fwebserver.c;h=0000000000000000000000000000000000000000;hb=76a0f8571de023fe6bd20390174a2302e0a0b982;hp=d8892af303a3e5ebc1d59d07933876a33ed87003;hpb=50511759c152f4ca2e22fb39a9bf31fc9f9d916d;p=citadel.git diff --git a/webcit/webserver.c b/webcit/webserver.c deleted file mode 100644 index d8892af30..000000000 --- a/webcit/webserver.c +++ /dev/null @@ -1,345 +0,0 @@ -// 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; -} - - - - - - -