#endif
int verbosity = 9; /**< Logging level */
-int msock; /**< master listening socket */
+int msock; /**< master listening socket */
int is_https = 0; /**< Nonzero if I am an HTTPS service */
int follow_xff = 0; /**< Follow X-Forwarded-For: header */
-int home_specified = 0; /**< did the user specify a homedir? */
+int home_specified = 0; /**< did the user specify a homedir? */
+int time_to_die = 0; /**< Nonzero if server is shutting down */
extern void *context_loop(int);
extern void *housekeeping_loop(void);
extern pthread_mutex_t SessionListMutex;
extern pthread_key_t MyConKey;
-char socket_dir[PATH_MAX]; /**< where to talk to our citadel server */
-static const char editor_absolut_dir[PATH_MAX]=EDITORDIR; /**< nailed to what configure gives us. */
-static char static_dir[PATH_MAX]; /**< calculated on startup */
-char *static_dirs[]={ /**< needs same sort order as the web mapping */
- (char*)static_dir, /** our templates on disk */
- (char*)editor_absolut_dir /** the editor on disk */
+
+char ctdl_key_dir[PATH_MAX]=SSL_DIR;
+char file_crpt_file_key[PATH_MAX]="";
+char file_crpt_file_csr[PATH_MAX]="";
+char file_crpt_file_cer[PATH_MAX]="";
+
+char socket_dir[PATH_MAX]; /**< where to talk to our citadel server */
+static const char editor_absolut_dir[PATH_MAX]=EDITORDIR; /**< nailed to what configure gives us. */
+static char static_dir[PATH_MAX]; /**< calculated on startup */
+static char static_local_dir[PATH_MAX]; /**< calculated on startup */
+char *static_dirs[]={ /**< needs same sort order as the web mapping */
+ (char*)static_dir, /** our templates on disk */
+ (char*)static_local_dir, /** user provided templates disk */
+ (char*)editor_absolut_dir /** the editor on disk */
};
-int ndirs=2; //sizeof(static_content_dirs);//sizeof(char *);
/**
* Subdirectories from which the client may request static content
+ *
+ * (If you add more, remember to increment 'ndirs' below)
*/
char *static_content_dirs[] = {
"static", /** static templates */
- "tiny_mce" /** the JS editor */
+ "static.local", /** site local static templates */
+ "tiny_mce" /** rich text editor */
};
+int ndirs=3;
-char *server_cookie = NULL; /**< our Cookie connection to the client */
-
+char *server_cookie = NULL; /**< our Cookie connection to the client */
int http_port = PORT_NUM; /**< Port to listen on */
-
-char *ctdlhost = DEFAULT_HOST; /**< our name */
-char *ctdlport = DEFAULT_PORT; /**< our Port */
-int setup_wizard = 0; /**< should we run the setup wizard? \todo */
-char wizard_filename[PATH_MAX];/**< where's the setup wizard? */
-int running_as_daemon = 0; /**< should we deamonize on startup? */
+char *ctdlhost = DEFAULT_HOST; /**< our name */
+char *ctdlport = DEFAULT_PORT; /**< our Port */
+int setup_wizard = 0; /**< should we run the setup wizard? \todo */
+char wizard_filename[PATH_MAX]; /**< where's the setup wizard? */
+int running_as_daemon = 0; /**< should we deamonize on startup? */
/**
* a TCP port. The server shuts down if the bind fails.
* \param ip_addr ip to bind to
* \param port_number the port to bind to
- * \param queue_len the size of the input queue ????
+ * \param queue_len Number of incoming connections to allow in the queue
*/
int ig_tcp_server(char *ip_addr, int port_number, int queue_len)
{
if (port_number == 0) {
lprintf(1, "Cannot start: no port number specified.\n");
- exit(1);
+ exit(WC_EXIT_BIND);
}
sin.sin_port = htons((u_short) port_number);
s = socket(PF_INET, SOCK_STREAM, (getprotobyname("tcp")->p_proto));
if (s < 0) {
lprintf(1, "Can't create a socket: %s\n", strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
/** Set some socket options that make sense. */
i = 1;
setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &i, sizeof(i));
+ fcntl(s, F_SETFL, O_NONBLOCK);/// TODO
+
if (bind(s, (struct sockaddr *) &sin, sizeof(sin)) < 0) {
lprintf(1, "Can't bind: %s\n", strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
if (listen(s, queue_len) < 0) {
lprintf(1, "Can't listen: %s\n", strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
return (s);
}
/**
* \brief Create a Unix domain socket and listen on it
* \param sockpath file name of the unix domain socket
- * \param queue_len queue size of the kernel fifo????
+ * \param queue_len Number of incoming connections to allow in the queue
*/
int ig_uds_server(char *sockpath, int queue_len)
{
if (i != 0) if (errno != ENOENT) {
lprintf(1, "citserver: can't unlink %s: %s\n",
sockpath, strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
memset(&addr, 0, sizeof(addr));
if (s < 0) {
lprintf(1, "citserver: Can't create a socket: %s\n",
strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
if (bind(s, (struct sockaddr *)&addr, sizeof(addr)) < 0) {
lprintf(1, "citserver: Can't bind: %s\n",
strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
if (listen(s, actual_queue_len) < 0) {
lprintf(1, "citserver: Can't listen: %s\n",
strerror(errno));
- exit(errno);
+ exit(WC_EXIT_BIND);
}
chmod(sockpath, 0777);
/**
* \brief Read data from the client socket.
- * \param sock socket fd to read from ???
+ * \param sock socket fd to read from
* \param buf buffer to read into
- * \param bytes how large is the read buffer?
- * \param timeout how long should we wait for input?
+ * \param bytes number of bytes to read
+ * \param timeout Number of seconds to wait before timing out
* \return values are\
* 1 Requested number of bytes has been read.\
* 0 Request timed out.\
}
/**
- * \brief what burst???
+ * \brief Begin buffering HTTP output so we can transmit it all in one write operation later.
*/
void begin_burst(void)
{
#define DEF_MEM_LEVEL 8 /**< memlevel??? */
#define OS_CODE 0x03 /**< unix */
int ZEXPORT compress_gzip(Bytef * dest, /**< compressed buffer*/
- uLongf * destLen, /**< length of the compresed data */
- const Bytef * source, /**< source to encode */
- uLong sourceLen, /**< length of the source to encode */
- int level) /**< what level??? */
+ uLongf * destLen, /**< length of the compresed data */
+ const Bytef * source, /**< source to encode */
+ uLong sourceLen, /**< length of source to encode */
+ int level) /**< compression level */
{
const int gz_magic[2] = { 0x1f, 0x8b }; /** gzip magic header */
#endif
/**
- * \brief what burst???
+ * \brief Finish buffering HTTP output. [Compress using zlib and] output with a Content-Length: header.
*/
void end_burst(void)
{
WC->burst = NULL;
#ifdef HAVE_ZLIB
- /* Handle gzip compression */
+ /* Perform gzip compression, if enabled and supported by client */
if (WC->gzip_ok) {
char *compressed_data = NULL;
uLongf compressed_len;
free(compressed_data);
}
}
-#endif /* HAVE_ZLIB */
+#endif /* HAVE_ZLIB */
wprintf("Content-length: %d\r\n\r\n", the_len);
client_write(the_data, the_len);
* \brief Read data from the client socket with default timeout.
* (This is implemented in terms of client_read_to() and could be
* justifiably moved out of sysdep.c)
- * \param sock the socket fd to read from???
+ * \param sock the socket fd to read from
* \param buf the buffer to write to
- * \param bytes how large is the buffer
+ * \param bytes Number of bytes to read
*/
int client_read(int sock, char *buf, int bytes)
{
* \brief Get a LF-terminated line of text from the client.
* (This is implemented in terms of client_read() and could be
* justifiably moved out of sysdep.c)
- * \param sock socket fd to get client line from???
+ * \param sock socket fd to get client line from
* \param buf buffer to write read data to
* \param bufsiz how many bytes to read
- * \return numer of bytes read???
+ * \return number of bytes read???
*/
int client_getln(int sock, char *buf, int bufsiz)
{
* Strip any trailing non-printable characters.
*/
buf[i] = 0;
- while ((strlen(buf) > 0) && (!isprint(buf[strlen(buf) - 1]))) {
- buf[strlen(buf) - 1] = 0;
+ while ((i > 0) && (!isprint(buf[i - 1]))) {
+ buf[--i] = 0;
}
return (retval);
}
* param signum the signal we want to forward
*/
pid_t current_child;
-void graceful_shutdown(int signum) {
+void graceful_shutdown_watcher(int signum) {
+ lprintf (1, "bye; shutting down watcher.");
kill(current_child, signum);
exit(0);
}
+/**
+ * \brief shut us down the regular way.
+ * param signum the signal we want to forward
+ */
+pid_t current_child;
+void graceful_shutdown(int signum) {
+// kill(current_child, signum);
+ char wd[SIZ];
+ FILE *FD;
+ int fd;
+ getcwd(wd, SIZ);
+ lprintf (1, "bye going down gracefull.[%d][%s]\n", signum, wd);
+ fd = msock;
+ msock = -1;
+ time_to_die = 1;
+ FD=fdopen(fd, "a+");
+ fflush (FD);
+ fclose (FD);
+ close(fd);
+}
+
/**
* \brief Start running as a daemon.
/*
* Start running as a daemon.
*/
-void start_daemon(int do_close_stdio, char *pid_file)
+void start_daemon(char *pid_file)
{
int status = 0;
pid_t child = 0;
*/
chdir("/");
+ signal(SIGHUP, SIG_IGN);
+ signal(SIGINT, SIG_IGN);
+ signal(SIGQUIT, SIG_IGN);
+
child = fork();
if (child != 0) {
- fp = fopen(pid_file, "w");
- if (fp != NULL) {
- fprintf(fp, "%d\n", child);
- fclose(fp);
- }
exit(0);
}
-
- signal(SIGHUP, SIG_IGN);
- signal(SIGINT, SIG_IGN);
- signal(SIGQUIT, SIG_IGN);
setsid();
umask(0);
- if (do_close_stdio) {
- freopen("/dev/null", "r", stdin);
- freopen("/dev/null", "w", stdout);
- freopen("/dev/null", "w", stderr);
- }
+ freopen("/dev/null", "r", stdin);
+ freopen("/dev/null", "w", stdout);
+ freopen("/dev/null", "w", stderr);
+/// signal(SIGTERM, graceful_shutdown_watcher);
+ signal(SIGHUP, graceful_shutdown_watcher);
+
do {
current_child = fork();
- signal(SIGTERM, graceful_shutdown);
if (current_child < 0) {
perror("fork");
}
else if (current_child == 0) {
- return; /* continue starting citadel. */
+//// signal(SIGTERM, graceful_shutdown);
+ signal(SIGHUP, graceful_shutdown);
+
+ return; /* continue starting webcit. */
}
else {
+//// signal(SIGTERM, SIG_IGN);
+ signal(SIGHUP, SIG_IGN);
+ if (pid_file) {
+ fp = fopen(pid_file, "w");
+ if (fp != NULL) {
+ fprintf(fp, "%d\n", current_child);
+ fclose(fp);
+ }
+ }
waitpid(current_child, &status, 0);
}
} while (do_restart);
- unlink(pid_file);
+ if (pid_file) {
+ unlink(pid_file);
+ }
exit(WEXITSTATUS(status));
}
pthread_attr_t attr; /**< Thread attributes */
int a, i; /**< General-purpose variables */
char tracefile[PATH_MAX];
- char ip_addr[256];
+ char ip_addr[256]="0.0.0.0";
char dirbuffer[PATH_MAX]="";
int relh=0;
int home=0;
int home_specified=0;
char relhome[PATH_MAX]="";
char webcitdir[PATH_MAX] = DATADIR;
- char pidfile[PATH_MAX] = "";
+ char *pidfile = NULL;
char *hdir;
const char *basedir;
#ifdef ENABLE_NLS
/** Parse command line */
#ifdef HAVE_OPENSSL
- while ((a = getopt(argc, argv, "h:i:p:t:x:d:cfs")) != EOF)
+ while ((a = getopt(argc, argv, "h:i:p:t:x:dD:cfs")) != EOF)
#else
- while ((a = getopt(argc, argv, "h:i:p:t:x:d:cf")) != EOF)
+ while ((a = getopt(argc, argv, "h:i:p:t:x:dD:cf")) != EOF)
#endif
switch (a) {
case 'h':
home=1;
break;
case 'd':
- hdir = strdup(optarg);
- safestrncpy(pidfile, hdir,sizeof pidfile);
+ running_as_daemon = 1;
+ break;
+ case 'D':
+ pidfile = strdup(optarg);
running_as_daemon = 1;
break;
case 'i':
/* daemonize, if we were asked to */
if (running_as_daemon) {
- start_daemon(0, pidfile);
+ start_daemon(pidfile);
+ }
+ else {
+/// signal(SIGTERM, graceful_shutdown);
+ signal(SIGHUP, graceful_shutdown);
}
/** Tell 'em who's in da house */
- lprintf(1, SERVER "\n");
- lprintf(1, "Copyright (C) 1996-2006 by the Citadel development team.\n"
+ lprintf(1, PACKAGE_STRING "\n");
+ lprintf(1, "Copyright (C) 1996-2008 by the Citadel development team.\n"
"This software is distributed under the terms of the "
"GNU General Public License.\n\n"
);
initialize_locales();
locale = setlocale(LC_ALL, "");
mo = malloc(strlen(webcitdir) + 20);
- lprintf(9, "Message catalog directory: %s\n", bindtextdomain("webcit", LOCALEDIR));
+ lprintf(9, "Message catalog directory: %s\n", bindtextdomain("webcit", LOCALEDIR"/locale"));
free(mo);
lprintf(9, "Text domain: %s\n", textdomain("webcit"));
lprintf(9, "Text domain Charset: %s\n", bind_textdomain_codeset("webcit","UTF8"));
(dirbuffer[0]!='\0')?"/":"");
basedir=RUNDIR;
COMPUTE_DIRECTORY(socket_dir);
- basedir=DATADIR;
+ basedir=WWWDIR "/static";
COMPUTE_DIRECTORY(static_dir);
+ basedir=WWWDIR "/static.local";
+ COMPUTE_DIRECTORY(static_local_dir);
+
+ snprintf(file_crpt_file_key,
+ sizeof file_crpt_file_key,
+ "%s/citadel.key",
+ ctdl_key_dir);
+ snprintf(file_crpt_file_csr,
+ sizeof file_crpt_file_csr,
+ "%s/citadel.csr",
+ ctdl_key_dir);
+ snprintf(file_crpt_file_cer,
+ sizeof file_crpt_file_cer,
+ "%s/citadel.cer",
+ ctdl_key_dir);
+
/** we should go somewhere we can leave our coredump, if enabled... */
lprintf(9, "Changing directory to %s\n", socket_dir);
if (chdir(webcitdir) != 0) {
if (pthread_key_create(&MyConKey, NULL) != 0) {
lprintf(1, "Can't create TSD key: %s\n", strerror(errno));
}
+ InitialiseSemaphores ();
/**
* Set up a place to put thread-specific SSL data.
* exits if it doesn't succeed.
*/
- if (strlen(uds_listen_path) > 0) {
+ if (!IsEmptyStr(uds_listen_path)) {
lprintf(2, "Attempting to create listener socket at %s...\n", uds_listen_path);
msock = ig_uds_server(uds_listen_path, LISTEN_QUEUE_LENGTH);
}
{
int ssock;
int i = 0;
- int time_to_die = 0;
int fail_this_transaction = 0;
+ int ret;
+ struct timeval tv;
+ fd_set readset, tempset;
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 10000;
+ FD_ZERO(&readset);
+ FD_SET(msock, &readset);
do {
/** Only one thread can accept at a time */
fail_this_transaction = 0;
- ssock = accept(msock, NULL, 0);
- if (ssock < 0) {
- lprintf(2, "accept() failed: %s\n",
- strerror(errno));
- } else {
+ ssock = -1;
+ errno = EAGAIN;
+ do {
+ ret = -1; /* just one at once should select... */
+ begin_critical_section(S_SELECT);
+
+ FD_ZERO(&tempset);
+ if (msock > 0) FD_SET(msock, &tempset);
+ tv.tv_sec = 0;
+ tv.tv_usec = 10000;
+ if (msock > 0) ret = select(msock+1, &tempset, NULL, NULL, &tv);
+ end_critical_section(S_SELECT);
+ if ((ret < 0) && (errno != EINTR) && (errno != EAGAIN))
+ {// EINTR and EAGAIN are thrown but not of interest.
+ lprintf(2, "accept() failed:%d %s\n",
+ errno, strerror(errno));
+ }
+ else if ((ret > 0) && (msock > 0) && FD_ISSET(msock, &tempset))
+ {// Successfully selected, and still not shutting down? Accept!
+ ssock = accept(msock, NULL, 0);
+ }
+
+ } while ((msock > 0) && (ssock < 0) && (time_to_die == 0));
+
+ if ((msock == -1)||(time_to_die))
+ {// ok, we're going down.
+ int shutdown = 0;
+
+ /* the first to come here will have to do the cleanup.
+ * make shure its realy just one.
+ */
+ begin_critical_section(S_SHUTDOWN);
+ if (msock == -1)
+ {
+ msock = -2;
+ shutdown = 1;
+ }
+ end_critical_section(S_SHUTDOWN);
+ if (shutdown == 1)
+ {// we're the one to cleanup the mess.
+ lprintf(2, "I'm master shutdown: tagging sessions to be killed.\n");
+ shutdown_sessions();
+ lprintf(2, "master shutdown: waiting for others\n");
+ sleeeeeeeeeep(1); // wait so some others might finish...
+ lprintf(2, "master shutdown: cleaning up sessions\n");
+ do_housekeeping();
+#ifdef WEBCIT_WITH_CALENDAR_SERVICE
+ free_zone_directory ();
+ icaltimezone_release_zone_tab ();
+#endif
+ lprintf(2, "master shutdown exiting!.\n");
+ exit(0);
+ }
+ break;
+ }
+ if (ssock < 0 ) continue;
+
+ if (msock < 0) {
+ if (ssock > 0) close (ssock);
+ lprintf(2, "inbetween.");
+ pthread_exit(NULL);
+ } else { // Got it? do some real work!
/** Set the SO_REUSEADDR socket option */
i = 1;
setsockopt(ssock, SOL_SOCKET, SO_REUSEADDR,
} while (!time_to_die);
+ lprintf (1, "bye\n");
pthread_exit(NULL);
}