diff options
Diffstat (limited to 'contrib/bind/bin/named/ns_notify.c')
| -rw-r--r-- | contrib/bind/bin/named/ns_notify.c | 63 |
1 files changed, 54 insertions, 9 deletions
diff --git a/contrib/bind/bin/named/ns_notify.c b/contrib/bind/bin/named/ns_notify.c index ac03732e..0cf1e0a 100644 --- a/contrib/bind/bin/named/ns_notify.c +++ b/contrib/bind/bin/named/ns_notify.c @@ -1,9 +1,9 @@ #if !defined(lint) && !defined(SABER) -static const char rcsid[] = "$Id: ns_notify.c,v 8.4 1999/10/15 19:49:04 vixie Exp $"; +static const char rcsid[] = "$Id: ns_notify.c,v 8.10 2000/04/21 06:54:09 vixie Exp $"; #endif /* not lint */ /* - * Copyright (c) 1994-1999 by Internet Software Consortium. + * Copyright (c) 1994-2000 by Internet Software Consortium. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -78,6 +78,7 @@ static void notify_timer(evContext, void *, /* Local. */ static LIST(struct notify) pending_notifies; +static LIST(struct notify) loading_notifies; /* Public. */ @@ -100,6 +101,13 @@ ns_notify(const char *dname, ns_class class, ns_type type) { p_class(class), p_type(type)); return; } + if (ns_samename(dname, zp->z_origin) != 1) { + ns_warning(ns_log_notify, + "notify not called with top of zone (\"%s\" %s %s)", + (dname && *dname) ? dname : ".", + p_class(class), p_type(type)); + return; + } if ((zp->z_flags & Z_NOTIFY) != 0) { ns_info(ns_log_notify, "suppressing duplicate notify (\"%s\" %s %s)", @@ -123,6 +131,11 @@ ns_notify(const char *dname, ns_class class, ns_type type) { ni->type = type; evInitID(&ni->timer); + if (loading != 0) { + APPEND(loading_notifies, ni, link); + return; + } + /* Delay notification for from five seconds up to fifteen minutes. */ max_delay = MIN(nzones/5, 895); max_delay = MAX(max_delay, 25); @@ -146,6 +159,19 @@ ns_notify(const char *dname, ns_class class, ns_type type) { ni, zp, delay); } +void +notify_afterload() { + struct notify *ni; + + INSIST(loading == 0); + while ((ni = HEAD(loading_notifies)) != NULL) { + UNLINK(loading_notifies, ni, link); + ns_notify(ni->name, ni->class, ni->type); + freestr(ni->name); + memput(ni, sizeof *ni); + } +} + /* * ns_unnotify() * call this when all pending notifies are now considered junque. @@ -161,6 +187,25 @@ ns_unnotify(void) { } } +/* + * ns_stopnotify(const char *dname, ns_class class) + * stop notifies for this particular zone. + */ +void +ns_stopnotify(const char *dname, ns_class class) { + struct notify *ni; + + ni = HEAD(pending_notifies); + while (ni != NULL && + (ni->class != class || ns_samename(ni->name, dname) != 1)) + ni = NEXT(ni, link); + + if (ni != NULL) { + UNLINK(pending_notifies, ni, link); + free_notify(ni); + } +} + /* Private. */ /* @@ -171,6 +216,7 @@ ns_unnotify(void) { static void sysnotify(const char *dname, ns_class class, ns_type type) { const char *zname, *fname; + u_int32_t zserial; int nns, na, i; struct zoneinfo *zp; struct in_addr *also_addr; @@ -198,10 +244,9 @@ sysnotify(const char *dname, ns_class class, ns_type type) { return; } zname = zp->z_origin; + zserial = zp->z_serial; nns = na = 0; - if (zp->z_type == z_master) - sysnotify_slaves(dname, zname, class, type, - zp - zones, &nns, &na); + sysnotify_slaves(dname, zname, class, type, zp - zones, &nns, &na); /* * Handle any global or zone-specific also-notify clauses @@ -239,8 +284,8 @@ sysnotify(const char *dname, ns_class class, ns_type type) { if (nns != 0 || na != 0) ns_info(ns_log_notify, - "Sent NOTIFY for \"%s %s %s\" (%s); %d NS, %d A", - dname, p_class(class), p_type(type), zname, nns, na); + "Sent NOTIFY for \"%s %s %s %u\" (%s); %d NS, %d A", + dname, p_class(class), p_type(type), zserial, zname, nns, na); } static void @@ -328,7 +373,7 @@ sysnotify_ns(const char *dname, const char *aname, nss[nsc++] = ina; } /*next A*/ if (nsc == 0) { - if (!is_us) { + if (!is_us && !NS_OPTION_P(OPTION_NOFETCHGLUE)) { struct qinfo *qp; qp = sysquery(aname, class, ns_t_a, 0, 0, ns_port, @@ -349,7 +394,7 @@ free_notify(struct notify *ni) { INSIST(!LINKED(ni, link)); zp = find_auth_zone(ni->name, ni->class); - if (zp != NULL) { + if (zp != NULL && ns_samename(ni->name, zp->z_origin) == 1) { INSIST((zp->z_flags & Z_NOTIFY) != 0); zp->z_flags &= ~Z_NOTIFY; } |
