* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-/* @file
+/** @file
* @brief Entry point and other initialization functions for the daemon.
* @version $Id$
*/
#include "version.h"
#include "whowas.h"
-#include <assert.h>
+/* #include <assert.h> -- Now using assert in ircd_log.h */
#include <errno.h>
#include <fcntl.h>
#include <netdb.h>
*/
static void try_connections(struct Event* ev) {
struct ConfItem* aconf;
- struct Client* cptr;
struct ConfItem** pconf;
- int connecting;
- int confrq;
time_t next = 0;
struct ConnectionClass* cltmp;
- struct ConfItem* con_conf = 0;
struct Jupe* ajupe;
- const char* con_class = NULL;
+ int hold;
assert(ET_EXPIRE == ev_type(ev));
assert(0 != ev_timer(ev));
- connecting = FALSE;
Debug((DEBUG_NOTICE, "Connection check at : %s", myctime(CurrentTime)));
for (aconf = GlobalConfList; aconf; aconf = aconf->next) {
- /* Also when already connecting! (update holdtimes) --SRB */
- if (!(aconf->status & CONF_SERVER) || aconf->address.port == 0 || aconf->hold == 0)
- continue;
-
- /* Also skip juped servers */
- if ((ajupe = jupe_find(aconf->name)) && JupeIsActive(ajupe))
- continue;
-
- /* Skip this entry if the use of it is still on hold until
- * future. Otherwise handle this entry (and set it on hold until next
- * time). Will reset only hold times, if already made one successfull
- * connection... [this algorithm is a bit fuzzy... -- msa >;) ]
+ /* Only consider server items with non-zero port and non-zero
+ * connect times that are not actively juped.
*/
- if (aconf->hold > CurrentTime && (next > aconf->hold || next == 0)) {
- next = aconf->hold;
+ if (!(aconf->status & CONF_SERVER)
+ || aconf->address.port == 0
+ || ((ajupe = jupe_find(aconf->name)) && JupeIsActive(ajupe)))
continue;
- }
+ /* Update next possible connection check time. */
+ if (next > aconf->hold || next == 0)
+ next = aconf->hold;
+
+ /* Update the next time we can consider this entry. */
cltmp = aconf->conn_class;
- confrq = get_con_freq(cltmp);
- if(confrq == 0)
- aconf->hold = next = 0;
- else
- aconf->hold = CurrentTime + confrq;
-
- /* Found a CONNECT config with port specified, scan clients and see if
- * this server is already connected?
+ hold = aconf->hold > CurrentTime; /* before we update aconf->hold */
+ aconf->hold = ConFreq(cltmp) ? CurrentTime + ConFreq(cltmp) : 0;
+
+ /* Do not try to connect if its use is still on hold until future,
+ * too many links in its connection class, it is already linked,
+ * or if connect rules forbid a link now.
*/
- cptr = FindServer(aconf->name);
+ if (hold
+ || (Links(cltmp) > MaxLinks(cltmp))
+ || FindServer(aconf->name)
+ || conf_eval_crule(aconf->name, CRULE_MASK))
+ continue;
- if (!cptr && (Links(cltmp) < MaxLinks(cltmp)) &&
- (!connecting /*|| (ConClass(cltmp) > con_class)*/)) {
- /*
- * Check connect rules to see if we're allowed to try
- */
- if (0 == conf_eval_crule(aconf->name, CRULE_MASK)) {
- con_class = ConClass(cltmp);
- con_conf = aconf;
- /* We connect only one at time... */
- connecting = TRUE;
- }
- }
- if ((next > aconf->hold) || (next == 0))
- next = aconf->hold;
- }
- if (connecting) {
- if (con_conf->next) { /* are we already last? */
- /* Put the current one at the end and make sure we try all connections */
- for (pconf = &GlobalConfList; (aconf = *pconf); pconf = &(aconf->next))
- if (aconf == con_conf)
+ /* Ensure it is at the end of the list for future checks. */
+ if (aconf->next) {
+ /* Find aconf's location in the list and splice it out. */
+ for (pconf = &GlobalConfList; *pconf; pconf = &(*pconf)->next)
+ if (*pconf == aconf)
*pconf = aconf->next;
- (*pconf = con_conf)->next = 0;
+ /* Reinsert it at the end of the list (where pconf is now). */
+ *pconf = aconf;
+ aconf->next = 0;
}
- if (connect_server(con_conf, 0))
+ /* Activate the connection itself. */
+ if (connect_server(aconf, 0))
sendto_opmask_butone(0, SNO_OLDSNO, "Connection to %s activated.",
- con_conf->name);
+ aconf->name);
+
+ /* And stop looking for further candidates. */
+ break;
}
if (next == 0)
*/
while ((opt = getopt(argc, argv, options)) != EOF)
switch (opt) {
- case 'k': thisServer.bootopt |= BOOT_CHKCONF; break;
+ case 'k': thisServer.bootopt |= BOOT_CHKCONF | BOOT_TTY; break;
case 'n':
case 't': thisServer.bootopt |= BOOT_TTY; break;
case 'd': dpath = optarg; break;
close_connections(!(thisServer.bootopt & (BOOT_DEBUG | BOOT_TTY | BOOT_CHKCONF)));
+ /* daemon_init() must be before event_init() because kqueue() FDs
+ * are, perversely, not inherited across fork().
+ */
+ daemon_init(thisServer.bootopt & BOOT_TTY);
+
event_init(MAXCONNECTIONS);
setup_signals();
initmsgtree();
initstats();
- init_resolver();
-
/* we need this for now, when we're modular this
should be removed -- hikari */
ircd_crypt_init();
}
debug_init(thisServer.bootopt & BOOT_TTY);
- daemon_init(thisServer.bootopt & BOOT_TTY);
if (check_pid()) {
Debug((DEBUG_FATAL, "Failed to acquire PID file lock after fork"));
exit(2);